CN105953473B

CN105953473B - Bidirectional thermodynamic cycle and second-class thermally-driven compression heat pump

Info

Publication number: CN105953473B
Application number: CN201610243934.7A
Authority: CN
Inventors: 李华玉
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-04-13
Filing date: 2016-04-11
Publication date: 2020-06-16
Anticipated expiration: 2036-04-11
Also published as: CN105953473A

Abstract

The invention provides a bidirectional thermodynamic cycle and second-class thermally driven compression heat pump, and belongs to the technical field of power and heat pumps. A two-way thermodynamic cycle 1234561 is formed by a working medium from a low-temperature starting pressure increasing process 12, a medium-temperature heat source heat absorbing process 23, a medium-temperature starting pressure increasing process 34, a high-temperature heat source heat releasing process 45, a high-temperature starting pressure reducing process 56 and a low-temperature heat source heat releasing process 61; the compressor is provided with a circulating working medium channel which is communicated with the second compressor through a heat exchanger, the second compressor is provided with a circulating working medium channel which is communicated with the expander through a heat supplier, the expander is provided with a circulating working medium channel which is communicated with the compressor through a cooler, the heat exchanger is provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier is provided with a heated medium channel which is communicated with the outside, the cooler is provided with a cooling medium channel which is communicated with the outside, and the expander is connected with the compressor and the second compressor and transmits power to form a second type of heat-driven compression heat pump.

Description

Bidirectional thermodynamic cycle and second-class thermally-driven compression heat pump

The technical field is as follows:

the invention belongs to the technical field of power, heat supply and heat pumps.

Background art:

heat and power requirements are common in human life and production. The higher the temperature of the heat energy, the higher the possibility of its utilization, and the more convenient the utilization. In reality, people need to adopt necessary technology to increase the temperature of the heat load with lower temperature. In achieving the above objects, various considerations or conditional limitations are faced, including the type, grade and quantity of energy sources, the type, grade and quantity of user demands, ambient temperature, the type of working medium, the flow, structure and manufacturing cost of the equipment, and so on.

A heat energy (temperature difference) utilization technology represented by an absorption heat pump technology, wherein the temperature difference between a heat load and a cold environment is utilized to realize the increase of the temperature of part of the heat load; however, due to the influence of the properties of the working media (solution and refrigerant media), the conversion from heat energy to mechanical energy cannot be realized while supplying heat, and the application field and the application range of the heat pump are greatly limited.

The invention provides a second type of heat-driven compression heat pump with simple flow bidirectional thermodynamic cycle and simple structure, which takes the efficient utilization of the temperature difference between the heat load and the cold environment as a starting point, and also takes the simultaneous utilization of power drive or the consideration of power output into consideration.

The invention content is as follows:

the invention mainly aims to provide a bidirectional thermodynamic cycle and a second type of thermally driven compression heat pump, and the specific contents of the invention are explained in terms of the following items:

1. the bidirectional thermodynamic cycle is a closed process 1234561 which is composed of six processes, namely a pressure increasing process 12 from low temperature of working medium, a heat absorbing process 23 from medium temperature heat source, a pressure increasing process 34 from medium temperature, a heat releasing process 45 to high temperature heat source, a pressure reducing process 56 from high temperature, and a heat releasing process 61 to low temperature heat source, which are sequentially performed among a high temperature heat source, a medium temperature heat source, and a low temperature heat source.

2. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier and a cooler; the compressor is provided with a circulating working medium channel which is communicated with the second compressor through a heat exchanger, the second compressor is also provided with a circulating working medium channel which is communicated with an expander through a heat supplier, the expander is also provided with a circulating working medium channel which is communicated with the compressor through a cooler, the heat exchanger is also provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier is also provided with a heated medium channel which is communicated with the outside, the cooler is also provided with a cooling medium channel which is communicated with the outside, and the expander is connected with the compressor and the second compressor and transmits power to form a second-class heat-driven compression heat pump.

3. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a third compressor and a second heat exchanger; the compressor is provided with a circulating working medium channel which is communicated with the second compressor through a heat exchanger, the second compressor is also provided with a circulating working medium channel which is communicated with the third compressor through the second heat exchanger, the third compressor is also provided with a circulating working medium channel which is communicated with the expander through a heat supplier, the expander is also provided with a circulating working medium channel which is communicated with the compressor through a cooler, the heat exchanger and the second heat exchanger are also respectively provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier is also provided with a heated medium channel which is communicated with the outside, the cooler is also provided with a cooling medium channel which is communicated with the outside, and the expander is connected with the compressor, the second compressor and the third compressor and transmits power, so that the.

4. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a third compressor, a second heat exchanger and a fourth compressor; the compressor is provided with a circulating working medium channel which is communicated with the second compressor through a heat exchanger, the second compressor is also provided with a circulating working medium channel which is communicated with the fourth compressor, the compressor is also provided with a circulating working medium channel which is communicated with the third compressor, the third compressor is also provided with a circulating working medium channel which is communicated with the fourth compressor through the second heat exchanger, the fourth compressor is also provided with a circulating working medium channel which is communicated with the expander through a heat supplier, the expander is also provided with a circulating working medium channel which is communicated with the compressor through a cooler, the heat exchanger and the second heat exchanger are also respectively provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier is also provided with a heated medium channel which is communicated with the outside, the cooler is also provided with a cooling medium channel which is communicated with the outside, and the expander is connected with the compressor, the second compressor.

5. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a second expander and a second heat exchanger; the compressor is provided with a circulating working medium channel which is communicated with a second expander through a heat exchanger, the second expander is also provided with a circulating working medium channel which is communicated with a second compressor through a second heat exchanger, the second compressor is also provided with a circulating working medium channel which is communicated with the expander through a heat supplier, the expander is also provided with a circulating working medium channel which is communicated with the compressor through a cooler, the heat exchanger and the second heat exchanger are also respectively provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier is also provided with a heated medium channel which is communicated with the outside, the cooler is also provided with a cooling medium channel which is communicated with the outside, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a second type heat-driven.

6. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a third compressor and a second heat supplier; the compressor is provided with a circulating working medium channel which is communicated with the second compressor through a heat exchanger, the second compressor is also provided with a circulating working medium channel which is communicated with the third compressor through a second heat supply device, the third compressor is also provided with a circulating working medium channel which is communicated with the expander through a heat supply device, the expander is also provided with a circulating working medium channel which is communicated with the compressor through a cooler, the heat exchanger is also provided with a medium temperature heat medium channel which is communicated with the outside, the heat supply device and the second heat supply device are also respectively communicated with the heated medium channel and the outside, the cooler is also provided with a cooling medium channel which is communicated with the outside, and the expander is connected with the compressor, the second compressor and the third compressor and transmits power, thereby forming a second.

7. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a third compressor, a second heat supplier and a second expander; the compressor is provided with a circulating working medium channel which is communicated with the second compressor through a heat exchanger, the second compressor is also provided with a circulating working medium channel which is communicated with the expander through a heat supplier, the second compressor is also provided with a circulating working medium channel which is communicated with the third compressor, the third compressor is also provided with a circulating working medium channel which is communicated with the second expander through a second heat supplier, the second expander is also provided with a circulating working medium channel which is communicated with the expander, the expander is also provided with a circulating working medium channel which is communicated with the compressor through a cooler, the heat exchanger is also provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier and the second heat supplier are also respectively communicated with the outside through heated medium channels, the cooler is also provided with a cooling medium channel which is communicated with the outside, the expander and the second expander are connected with the compressor, the second compressor and the third compressor and transmit power.

8. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a second expander and a second cooler; the compressor is provided with a circulating working medium channel which is communicated with the second compressor through a heat exchanger, the second compressor is also provided with a circulating working medium channel which is communicated with the expander through a heat supplier, the expander is also provided with a circulating working medium channel which is communicated with the second expander through a second cooler, the second expander is also provided with a circulating working medium channel which is communicated with the compressor through a cooler, the heat exchanger is also provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier is also provided with a heated medium channel which is communicated with the outside, the cooler and the second cooler are also respectively provided with a cooling medium channel which is communicated with the outside, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a second type heat-driven compression heat.

9. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a third compressor, a second expander and a second cooler; the compressor is provided with a circulating working medium channel communicated with the third compressor, the third compressor is also provided with a circulating working medium channel communicated with the second compressor through a heat exchanger, the second compressor is also provided with a circulating working medium channel communicated with the second expander through a heat supplier, the second expander is also provided with a circulating working medium channel communicated with the expander through a second cooler, the expander is also provided with a circulating working medium channel communicated with the compressor through a cooler, the heat exchanger is also provided with a medium temperature heat medium channel communicated with the outside, the heat supplier is also provided with a heated medium channel communicated with the outside, the cooler and the second cooler are also respectively provided with a cooling medium channel communicated with the outside, the expander and the second expander are connected with the compressor, the second compressor and the third compressor and transmit power, and a second type heat-driven compression heat pump is formed.

10. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler and a heat regenerator; the compressor is provided with a circulating working medium channel which is communicated with the second compressor through a heat regenerator and a heat exchanger, the second compressor is also provided with a circulating working medium channel which is communicated with an expander through a heat supplier, the expander is also provided with a circulating working medium channel which is communicated with the compressor through the heat regenerator and a cooler, the heat exchanger is also provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier is also provided with a heated medium channel which is communicated with the outside, the cooler is also provided with a cooling medium channel which is communicated with the outside, and the expander is connected with the compressor and the second compressor and transmits power to form a second type heat-driven compression heat.

11. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler and a heat regenerator; the compressor is provided with a circulating working medium channel which is communicated with the second compressor through a heat exchanger and a heat regenerator, the second compressor is also provided with a circulating working medium channel which is communicated with an expander through a heat supplier and a heat regenerator, the expander is also provided with a circulating working medium channel which is communicated with the compressor through a cooler, the heat exchanger is also provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier is also provided with a heated medium channel which is communicated with the outside, the cooler is also provided with a cooling medium channel which is communicated with the outside, and the expander is connected with the compressor and the second compressor and transmits power to form a second type heat-driven compression heat.

12. A second type of thermally driven compression heat pump is characterized in that in the second type of thermally driven compression heat pump described in item 2, a newly added compressor, a newly added expansion machine and a newly added cooler are added, a cooling medium channel communicated with the outside of the cooler is eliminated, a circulating medium channel of the newly added compressor is communicated with the newly added expansion machine through the cooler, a circulating medium channel of the newly added expansion machine is communicated with the newly added compressor through the newly added cooler, the newly added cooler and the cooling medium channel are communicated with the outside, and the expansion machine and the newly added expansion machine are connected with the compressor, the second compressor and the newly added compressor and transmit power to form the second type of thermally driven compression heat pump.

13. A second kind of heat-driven compression heat pump is characterized in that in the second kind of heat-driven compression heat pump described in item 2, a newly-added compressor, a newly-added expansion machine, a newly-added cooler and a newly-added heat regenerator are added, a cooling medium channel communicated with the outside of the cooler is cancelled, the newly-added compressor is provided with a circulating medium channel communicated with the newly-added expansion machine through the newly-added heat regenerator and the cooler, the newly-added expansion machine is also provided with a circulating medium channel communicated with the newly-added compressor through the newly-added heat regenerator and the newly-added cooler, the newly-added cooler is also communicated with the outside of the newly-added cooler, and the expansion machine and the newly-added expansion machine are connected with the compressor, the second compressor and the newly-added compressor and transmit power to form the second kind of heat-driven.

14. A second kind of thermally driven compression heat pump is characterized in that in the second kind of thermally driven compression heat pump described in item 2, a newly added compressor and a newly added expansion machine are added, a cooling medium channel communicated with the outside of a cooler is cancelled, a cold source medium channel is arranged outside and communicated with the newly added compressor, the newly added compressor and the cold source medium channel are communicated with the newly added expansion machine through the cooler, the newly added expansion machine and the cold source medium channel are communicated with the outside, and the expansion machine and the newly added expansion machine are connected with the compressor, the second compressor and the newly added compressor and transmit power to form the second kind of thermally driven compression heat pump.

15. A second kind of thermally driven compression heat pump is characterized in that in the second kind of thermally driven compression heat pump described in item 2, a newly added compressor, a newly added expansion machine and a newly added heat regenerator are added, a cooling medium channel communicated with the outside of a cooler is cancelled, a cold source medium channel is arranged outside and communicated with the newly added compressor, the newly added compressor and the cold source medium channel are communicated with the newly added expansion machine through the newly added heat regenerator and the cooler, the newly added expansion machine and the cold source medium channel are communicated with the outside through the newly added heat regenerator, and the expansion machine and the newly added expansion machine are connected with the compressor, the second compressor and the newly added compressor and transmit power to form the second kind of thermally driven compression heat pump.

16. A second type of thermally driven compression heat pump, which is the second type of thermally driven compression heat pump described in item 2, wherein a new expansion machine, a newly added circulating pump and a newly added condenser are added, a cooling medium channel communicated with the outside of a cooler is eliminated, the newly added circulating pump is provided with a circulating medium channel communicated with the cooler, the cooler is also provided with a circulating medium channel communicated with the new expansion machine, the newly added expansion machine is also provided with a circulating medium channel communicated with the newly added condenser, the newly added condenser is also provided with a circulating medium channel communicated with the newly added circulating pump, the newly added condenser is also provided with a cooling medium channel communicated with the outside, and the expansion machine and the new expansion machine are connected with a compressor and a second compressor and transmit power to form the second type of thermally driven compression heat pump; or the expander and the newly-increased expander are connected with the compressor, the second compressor and the newly-increased circulating pump and transmit power.

17. The second kind of thermally driven compression heat pump is the second kind of thermally driven compression heat pump of any one of items 2 to 16, wherein a power machine is added, the power machine is connected with the compressor and provides power for the compressor to form additional external power drive.

18. The second type of thermally driven compression heat pump is any one of the second type of thermally driven compression heat pumps described in items 2 to 16, wherein a working machine is added, and an expansion machine is connected with the working machine and supplies power to the working machine to form the second type of thermally driven compression heat pump additionally supplying power load to the outside.

Description of the drawings:

FIG. 1 is an exemplary flow diagram of a bi-directional thermodynamic cycle provided in accordance with the present invention.

Fig. 2 is a diagram of a second type of thermally driven compression heat pump 1 principle thermodynamic system provided in accordance with the present invention.

Fig. 3 is a diagram of a 2 nd principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.

Fig. 4 is a diagram of a 3 rd principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.

Fig. 5 is a diagram of a 4 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.

Fig. 6 is a diagram of a 5 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.

Fig. 7 is a diagram of a 6 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.

Fig. 8 is a diagram of a 7 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.

Fig. 9 is a diagram of a second type of 8 principal thermodynamic systems for thermally driven compression heat pumps provided in accordance with the present invention.

Fig. 10 is a diagram of a 9 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.

Fig. 11 is a diagram of a 10 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.

Fig. 12 is a diagram of a second type of 11 principal thermodynamic systems for thermally driven compression heat pumps provided in accordance with the present invention.

Fig. 13 is a diagram of a 12 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.

Fig. 14 is a diagram of a 13 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.

Fig. 15 is a diagram of a 14 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.

Fig. 16 is a diagram of a 15 th principle thermodynamic system for a second type of thermally driven compression heat pump according to the present invention.

In the figure, 1-compressor, 2-second compressor, 3-expander, 4-heat exchanger, 5-heat supplier, 6-cooler, 7-power machine, 8-working machine, 9-third compressor, 10-second heat exchanger, 11-fourth compressor, 12-second expander, 13-second heat supplier, 14-second cooler, 15-heat regenerator; a-a newly-added compressor, B-a newly-added expansion machine, C-a newly-added cooler, D-a newly-added heat regenerator, E-a newly-added circulating pump and F-a newly-added condenser.

The specific implementation mode is as follows:

it is to be noted that, in the description of the structure and the flow, the repetition is not necessary; obvious flow is not described. The invention is described in detail below with reference to the figures and examples.

Examples of bi-directional thermodynamic cycle flows in the T-s diagram of fig. 1 are respectively such:

example ①, consisting of 6 sequential processes in total, reversible adiabatic compression process 12, constant pressure endothermic process 23, reversible adiabatic compression process 34, constant pressure exothermic process 45, reversible adiabatic expansion process 56, constant temperature exothermic process 61.

Example ②, consisting of 6 sequential processes in total, reversible adiabatic compression process 12, isothermal endothermic process 23, reversible adiabatic compression process 34, isothermal exothermic process 45, reversible adiabatic expansion process 56, isothermal exothermic process 61.

Example ③, consisting of 6 sequential processes in total, reversible adiabatic compression process 12, constant pressure endothermic process 23, reversible adiabatic compression process 34, constant pressure exothermic process 45, reversible adiabatic expansion process 56, constant pressure exothermic process 61.

Example ④, which comprises 6 steps in total, namely, irreversible adiabatic compression step 12, constant pressure endothermic step 23, irreversible adiabatic compression step 34, constant pressure exothermic step 45, irreversible adiabatic expansion step 56, constant pressure exothermic step 61.

In each of the above examples, the output of process 56 serves to satisfy both processes 12 and 34; or simultaneously output mechanical energy outwards, or complete circulation by means of external mechanical energy.

The second type of thermally driven compression heat pump shown in fig. 2 is realized by:

(1) structurally, the heat exchanger mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier and a cooler; the compressor 1 is provided with a circulating working medium channel which is communicated with the second compressor 2 through a heat exchanger 4, the second compressor 2 is also provided with a circulating working medium channel which is communicated with an expander 3 through a heat supplier 5, the expander 3 is also provided with a circulating working medium channel which is communicated with the compressor 1 through a cooler 6, the heat exchanger 4 is also provided with a medium-temperature heat medium channel which is communicated with the outside, the heat supplier 5 is also provided with a heated medium channel which is communicated with the outside, the cooler 6 is also provided with a cooling medium channel which is communicated with the outside, and the expander 3 is connected with the compressor 1 and the second compressor 2 and transmits power.

(2) In the flow, the circulating working medium discharged by the compressor 1 flows through the heat exchanger 4 and absorbs heat, and then enters the second compressor 2 to be boosted and heated; the circulating working medium discharged by the second compressor 2 flows through the heat supply device 5 and releases heat, and then enters the expansion machine 3 to reduce the pressure and do work; circulating working medium discharged by the expansion machine 3 flows through the cooler 6 and releases heat, and then enters the compressor 1 to be boosted and heated; the work output by the expander 3 is provided for the compressor 1 and the second compressor 2 as power, namely the expander 3 drives the compressor 1 and the second compressor 2, the medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 4, the heated medium obtains a high-temperature heat load through the heat supplier 5, and the cooling medium takes away a low-temperature heat load through the cooler 6, so that the second type of heat-driven compression heat pump is formed.

The second type of thermally driven compression heat pump shown in fig. 3 is realized by:

(1) structurally, the heat pump system mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heater, a cooler, a third compressor, a second heat exchanger and a power machine; the compressor 1 is provided with a circulating working medium channel which is communicated with the second compressor 2 through a heat exchanger 4, the second compressor 2 is also provided with a circulating working medium channel which is communicated with a third compressor 9 through a second heat exchanger 10, the third compressor 9 is also provided with a circulating working medium channel which is communicated with an expander 3 through a heat supplier 5, the expander 3 is also provided with a circulating working medium channel which is communicated with the compressor 1 through a cooler 6, the heat exchanger 4 and the second heat exchanger 10 are also respectively provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier 5 is also provided with a heated medium channel which is communicated with the outside, the cooler 6 is also provided with a cooling medium channel which is communicated with the outside, and the expander 3 and a power machine 7 are connected with the compressor 1, the second compressor 2.

(2) In the flow, the circulating working medium discharged by the compressor 1 flows through the heat exchanger 4 and absorbs heat, and then enters the second compressor 2 to be boosted and heated; the circulating working medium discharged by the second compressor 2 flows through the second heat exchanger 10 and absorbs heat, and then enters the third compressor 9 for boosting and heating; the circulating working medium discharged by the third compressor 9 flows through the heat supply device 5 and releases heat, and then enters the expansion machine 3 to reduce the pressure and do work; circulating working medium discharged by the expansion machine 3 flows through the cooler 6 and releases heat, and then enters the compressor 1 to be boosted and heated; the work output by the expansion machine 3 and the power machine 7 is provided for the compressor 1 and the second compressor 2 as power, the medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 4 and the second solution heat exchanger 10, the heated medium obtains a high-temperature heat load through the heat supplier 5, and the cooling medium takes away the low-temperature heat load through the cooler 6, so that the second type of heat-driven compression heat pump is formed.

The second type of thermally driven compression heat pump shown in fig. 4 is realized by:

(1) structurally, the heat exchanger mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a third compressor, a second heat exchanger and a fourth compressor; the compressor 1 is provided with a circulating working medium channel which is communicated with the second compressor 2 through a heat exchanger 4, the second compressor 2 is also provided with a circulating working medium channel which is communicated with a fourth compressor 11, the compressor 1 is also provided with a circulating working medium channel which is communicated with a third compressor 9, the third compressor 9 is also provided with a circulating working medium channel which is communicated with the fourth compressor 11 through a second heat exchanger 10, the fourth compressor 11 is also provided with a circulating working medium channel which is communicated with an expander 3 through a heat supplier 5, the expander 3 is also provided with a circulating working medium channel which is communicated with the compressor 1 through a cooler 6, the heat exchanger 4 and the second heat exchanger 10 are also respectively provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier 5 is also provided with a heated medium channel which is communicated with the outside, the cooler 6 is also provided with a cooling medium channel which is communicated, a third compressor 9 and a fourth compressor 11 and transmits power.

(2) In the flow, the circulating working medium discharged by the compressor 1 is divided into two paths, wherein the first path sequentially flows through the heat exchanger 4 and absorbs heat, flows through the second compressor 2 for boosting and heating and enters the fourth compressor 11 for boosting and heating, and the second path sequentially flows through the third compressor 9 for boosting and heating, flows through the second heat exchanger 10 for absorbing heat and enters the fourth compressor 11 for boosting and heating; the circulating working medium discharged by the fourth compressor 11 flows through the heat supply device 5 and releases heat, and then enters the expansion machine 3 to reduce the pressure and do work; circulating working medium discharged by the expansion machine 3 flows through the cooler 6 and releases heat, and then enters the compressor 1 to be boosted and heated; the work output by the expander 3 is provided for the compressor 1, the second compressor 2, the third compressor 9 and the fourth compressor 11 as power, the medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 4 and the second heat exchanger 10, the heated medium obtains a high-temperature heat load through the heat supplier 5, and the cooling medium takes away a low-temperature heat load through the cooler 6, so that the second type of thermally driven compression heat pump is formed.

The second type of thermally driven compression heat pump shown in fig. 5 is realized by:

(1) structurally, the heat exchanger mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a working machine, a second heat exchanger and a second expander; the compressor 1 is provided with a circulating working medium channel which is communicated with a second expander 12 through a heat exchanger 4, the second expander 12 is also provided with a circulating working medium channel which is communicated with a second compressor 2 through a second heat exchanger 10, the second compressor 2 is also provided with a circulating working medium channel which is communicated with an expander 3 through a heat supplier 5, the expander 3 is also provided with a circulating working medium channel which is communicated with the compressor 1 through a cooler 6, the heat exchanger 4 and the second heat exchanger 10 are also respectively provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier 5 is also provided with a heated medium channel which is communicated with the outside, the cooler 6 is also provided with a cooling medium channel which is communicated with the outside, and the expander 3 and the second expander 12 are connected with the compressor 1, the second compressor 2 and the working machine 8.

(2) In the flow, the circulating working medium discharged by the compressor 1 flows through the heat exchanger 4 and absorbs heat, and then enters the second expander 12 to reduce the pressure and do work; the circulating working medium discharged by the second expander 12 flows through the second heat exchanger 10 and absorbs heat, and then enters the second compressor 2 to be boosted and heated; the circulating working medium discharged by the second compressor 2 flows through the heat supply device 5 and releases heat, and then enters the expansion machine 3 to reduce the pressure and do work; circulating working medium discharged by the expansion machine 3 flows through the cooler 6 and releases heat, and then enters the compressor 1 to be boosted and heated; the work output by the expander 3 and the second expander 12 is provided for the compressor 1, the second compressor 2 and the working machine 8 as power, the medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 4 and the second solution heat exchanger 10, the heated medium obtains a high-temperature heat load through the heat supplier 5, and the cooling medium takes away a low-temperature heat load through the cooler 6, so that the second type of thermally driven compression heat pump is formed.

The second type of thermally driven compression heat pump shown in fig. 6 is realized by:

(1) structurally, the heat exchanger mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a third compressor and a second heat supplier; the compressor 1 is provided with a circulating working medium channel which is communicated with the second compressor 2 through a heat exchanger 4, the second compressor 2 is also provided with a circulating working medium channel which is communicated with a third compressor 9 through a second heat supplier 13, the third compressor 9 is also provided with a circulating working medium channel which is communicated with an expander 3 through a heat supplier 5, the expander 3 is also provided with a circulating working medium channel which is communicated with the compressor 1 through a cooler 6, the heat exchanger 4 is also provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier 5 and the second heat supplier 13 are also respectively communicated with the outside through a heated medium channel, the cooler 6 is also provided with a cooling medium channel which is communicated with the outside, and the expander 3 is connected with the compressor 1, the second compressor 2 and the third compressor 9 and transmits.

(2) In the flow, the circulating working medium discharged by the compressor 1 flows through the heat exchanger 4 and absorbs heat, and then enters the second compressor 2 to be boosted and heated; the circulating working medium discharged by the second compressor 2 flows through the second heat supply device 13 and releases heat, and then enters the third compressor 9 for boosting and heating; the circulating working medium discharged by the third compressor 9 flows through the heat supply device 5 and releases heat, and then enters the expansion machine 3 to reduce the pressure and do work; circulating working medium discharged by the expansion machine 3 flows through the cooler 6 and releases heat, and then enters the compressor 1 to be boosted and heated; work output by the expander 3 is provided for the compressor 1, the second compressor 2 and the third compressor 9 as power, a medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 4, a heated medium obtains a high-temperature heat load through the heat supplier 5 and the second heat supplier 13, and a cooling medium takes away the low-temperature heat load through the cooler 6 to form a second type of heat driving compression heat pump.

The second type of thermally driven compression heat pump shown in fig. 7 is realized by:

(1) structurally, the heat exchanger mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a third compressor, a second expander and a second heat supplier; the compressor 1 is provided with a circulating working medium channel which is communicated with the second compressor 2 through a heat exchanger 4, the second compressor 2 is also provided with a circulating working medium channel which is communicated with an expander 3 through a heat supplier 5, the second compressor 2 is also provided with a circulating working medium channel which is communicated with a third compressor 9, the third compressor 9 is also provided with a circulating working medium channel which is communicated with a second expander 12 through a second heat supplier 13, the second expander 12 is also provided with a circulating working medium channel which is communicated with the expander 3, the expander 3 is also provided with a circulating working medium channel which is communicated with the compressor 1 through a cooler 6, the heat exchanger 4 is also provided with a medium temperature and heat medium channel which is communicated with the outside, the heat supplier 5 and the second heat supplier 13 are also provided with a heated medium channel which is communicated with the outside respectively, the cooler 6 is also provided with a cooling medium channel which is communicated with the outside, the, the second compressor 2 and the third compressor 9 and transmit power.

(2) In the flow, the circulating working medium discharged by the compressor 1 flows through the heat exchanger 4 and absorbs heat, and then enters the second compressor 2 to be boosted and heated; the circulating working medium discharged by the second compressor 2 is divided into two paths, wherein the first path sequentially flows through the heat supply device 5, releases heat and enters the expansion machine 3 to do work by reducing the pressure, the second path sequentially flows through the third compressor 9 to increase the pressure and the temperature, flows through the second heat supply device 13, releases heat, flows through the second expansion machine 12 to do work by reducing the pressure and enters the expansion machine 3 to do work by reducing the pressure; circulating working medium discharged by the expansion machine 3 flows through the cooler 6 and releases heat, and then enters the compressor 1 to be boosted and heated; work output by the expander 3 and the second expander 12 is provided for the compressor 1, the second compressor 2 and the third compressor 9 as power, a medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 4, a heated medium obtains a high-temperature heat load through the heat supplier 5 and the second heat supplier 13, and a cooling medium takes away a low-temperature heat load through the cooler 6, so that a second type of heat driving compression heat pump is formed.

The second type of thermally driven compression heat pump shown in fig. 8 is realized by:

(1) structurally, the heat exchanger mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a second expander and a second cooler; the compressor 1 is provided with a circulating working medium channel which is communicated with the second compressor 2 through a heat exchanger 4, the second compressor 2 is also provided with a circulating working medium channel which is communicated with an expander 3 through a heat supplier 5, the expander 3 is also provided with a circulating working medium channel which is communicated with a second expander 12 through a second cooler 14, the second expander 12 is also provided with a circulating working medium channel which is communicated with the compressor 1 through a cooler 6, the heat exchanger 4 is also provided with a medium temperature heating medium channel which is communicated with the outside, the heat supplier 5 is also provided with a heated medium channel which is communicated with the outside, the cooler 6 and the second cooler 14 are also provided with cooling medium channels which are communicated with the outside respectively, and the expander 3 and the second expander 12 are connected with the compressor 1 and the second compressor 2 and transmit power.

(2) In the flow, the circulating working medium discharged by the compressor 1 flows through the heat exchanger 4 and absorbs heat, and then enters the second compressor 2 to be boosted and heated; the circulating working medium discharged by the second compressor 2 flows through the heat supply device 5 and releases heat, and then enters the expansion machine 3 to reduce the pressure and do work; the circulating working medium discharged by the expansion machine 3 flows through the second cooler 14 and releases heat, and then enters the second expansion machine 12 to reduce the pressure and do work; the circulating working medium discharged by the second expander 12 flows through the cooler 6 and releases heat, and then enters the compressor 1 to be boosted and heated; the work output by the expander 3 and the second expander 12 is provided for the compressor 1 and the second compressor 2 as power, the medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 4, the heated medium obtains a high-temperature heat load through the heater 5, and the cooling medium takes away the low-temperature heat load through the cooler 6 and the second cooler 14, so that a second type of heat driving compression heat pump is formed.

The second type of thermally driven compression heat pump shown in fig. 9 is realized by:

(1) structurally, the system mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a third compressor, a second expander and a second cooler; the compressor 1 is provided with a circulating working medium channel communicated with a third compressor 9, the third compressor 9 is also provided with a circulating working medium channel communicated with a second compressor 2 through a heat exchanger 4, the second compressor 2 is also provided with a circulating working medium channel communicated with a second expander 12 through a heat supplier 5, the second expander 12 is also provided with a circulating working medium channel communicated with an expander 3, the second expander 12 is also provided with a circulating working medium channel communicated with the third compressor 9 through a second cooler 14, the expander 3 is also provided with a circulating working medium channel communicated with the compressor 1 through a cooler 6, the heat exchanger 4 is also provided with a medium temperature and heat medium temperature medium channel communicated with the outside, the heat supplier 5 is also provided with a heated medium channel communicated with the outside, the cooler 6 and the second cooler 14 are respectively provided with a cooling medium channel communicated with the outside, the expander 3 and the second expander 12 are connected with the compressor 1, the second compressor 2 and the third compressor 9 and transmit power.

(2) In the process, the circulating working medium discharged by the compressor 1 is provided for the third compressor 9, the circulating working medium discharged by the third compressor 9 flows through the heat exchanger 4 and absorbs heat, and then enters the second compressor 2 to be boosted and heated; the circulating working medium discharged by the second compressor 2 flows through the heat supply device 5 and releases heat, and then enters the second expansion machine 12 to reduce the pressure and do work; the circulating working medium discharged by the second expander 12 is divided into two paths, the first path is provided for the expander 3 to reduce the pressure and do work, and the second path sequentially flows through the second cooler 14, releases heat and enters the third compressor 9 to increase the pressure and temperature; circulating working medium discharged by the expansion machine 3 flows through the cooler 6 and releases heat, and then enters the compressor 1 to be boosted and heated; the work output by the expander 3 and the second expander 12 is provided for the compressor 1, the second compressor 2 and the third compressor 9 as power, the medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 4, the heated medium obtains a high-temperature heat load through the heat supplier 5, and the cooling medium takes away the low-temperature heat load through the cooler 6 and the second cooler 14 to form a second type of heat-driven compression heat pump.

The second type of thermally driven compression heat pump shown in fig. 10 is realized by:

(1) structurally, the heat exchanger mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler and a heat regenerator; the compressor 1 is provided with a circulating working medium channel which is communicated with the second compressor 2 through a heat regenerator 15 and a heat exchanger 4, the second compressor 2 is also provided with a circulating working medium channel which is communicated with an expander 3 through a heat supplier 5, the expander 3 is also provided with a circulating working medium channel which is communicated with the compressor 1 through the heat regenerator 15 and a cooler 6, the heat exchanger 4 is also provided with a medium-temperature and heat medium channel which is communicated with the outside, the heat supplier 5 is also provided with a heated medium channel which is communicated with the outside, the cooler 6 is also provided with a cooling medium channel which is communicated with the outside, and the expander 3 is connected with the compressor 1 and the second compressor 2 and transmits.

(2) In the process, the circulating working medium discharged by the compressor 1 sequentially flows through the heat regenerator 15 and the heat exchanger 4 and gradually absorbs heat, and then enters the second compressor 2 to increase the pressure and the temperature; the circulating working medium discharged by the second compressor 2 flows through the heat supply device 5 and releases heat, and then enters the expansion machine 3 to reduce the pressure and do work; the circulating working medium discharged by the expansion machine 3 sequentially flows through the heat regenerator 15 and the cooler 6 and gradually releases heat, and then enters the compressor 1 to increase the pressure and the temperature; work output by the expansion machine 3 is provided for the compressor 1 and the second compressor 2 to be used as power, a medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 4, a heated medium obtains a high-temperature heat load through the heat supplier 5, and a cooling medium takes away a low-temperature heat load through the cooler 6, so that a second type of heat driving compression heat pump is formed.

The second type of thermally driven compression heat pump shown in fig. 11 is realized by:

(1) structurally, the heat exchanger mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler and a heat regenerator; the compressor 1 is provided with a circulating working medium channel which is communicated with the second compressor 2 through a heat exchanger 4 and a heat regenerator 15, the second compressor 2 is also provided with a circulating working medium channel which is communicated with an expander 3 through a heat supplier 5 and the heat regenerator 15, the expander 3 is also provided with a circulating working medium channel which is communicated with the compressor 1 through a cooler 6, the heat exchanger 4 is also provided with a medium-temperature and heat medium channel which is communicated with the outside, the heat supplier 5 is also provided with a heated medium channel which is communicated with the outside, the cooler 6 is also provided with a cooling medium channel which is communicated with the outside, and the expander 3 is connected with the compressor 1 and the second compressor 2 and transmits.

(2) In the process, the circulating working medium discharged by the compressor 1 sequentially flows through the heat exchanger 4 and the heat regenerator 15 and gradually absorbs heat, and then enters the second compressor 2 to increase the pressure and the temperature; the circulating working medium discharged by the second compressor 2 sequentially flows through the heat supplier 5 and the heat regenerator 15 and gradually releases heat, and then enters the expander 3 to reduce the pressure and do work; circulating working medium discharged by the expansion machine 3 flows through the cooler 6 and releases heat, and then enters the compressor 1 to be boosted and heated; work output by the expansion machine 3 is provided for the compressor 1 and the second compressor 2 to be used as power, a medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 4, a heated medium obtains a high-temperature heat load through the heat supplier 5, and a cooling medium takes away a low-temperature heat load through the cooler 6, so that a second type of heat driving compression heat pump is formed.

The second type of thermally driven compression heat pump shown in fig. 12 is realized by:

(1) structurally, in the second type of thermally driven compression heat pump shown in fig. 2, a newly added compressor, a newly added expansion machine and a newly added cooler are added, a cooling medium channel for communicating the cooler 6 with the outside is eliminated, the newly added compressor a has a circulating medium channel communicated with the newly added expansion machine B through the cooler 6, the newly added expansion machine B also has a circulating medium channel communicated with the newly added compressor a through a newly added cooler C, the newly added cooler C also has a cooling medium channel communicated with the outside, and the expansion machine 3 and the newly added expansion machine B are connected with the compressor 1, the second compressor 2 and the newly added compressor a and transmit power.

(2) In the process, the circulating working medium generated by the newly added compressor A flows through the cooler 6 and absorbs heat, and then enters the newly added expansion machine B to reduce the pressure and do work; circulating working medium discharged by the newly-added expansion machine B flows through the newly-added cooler C and releases heat, and then enters the newly-added compressor A to be boosted and heated; the work output by the expander 3 and the new expander B is provided for the compressor 1, the second compressor 2 and the new compressor A as power, the medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 4, the heated medium obtains a high-temperature heat load through the heat supplier 5, and the cooling medium takes away the low-temperature heat load through the new cooler C to form a second type of heat-driven compression heat pump.

The second type of thermally driven compression heat pump shown in fig. 13 is realized by:

(1) structurally, in the second type of thermally driven compression heat pump shown in fig. 2, a new compressor, a new expansion machine, a new cooler and a new heat regenerator are added, a cooling medium channel for communicating the cooler 6 with the outside is eliminated, the new compressor a is provided with a circulating medium channel which is communicated with the new expansion machine B through the new heat regenerator D and the cooler 6, the new expansion machine B is also provided with a circulating medium channel which is communicated with the new compressor a through the new heat regenerator D and the new cooler C, the new cooler C is also provided with a cooling medium channel which is communicated with the outside, and the expander 3 and the new expansion machine B are connected with the compressor 1, the second compressor 2 and the new compressor a and transmit power.

(2) In the process, the circulating working medium generated by the newly-added compressor A sequentially flows through the newly-added heat regenerator D and the cooler 6 and gradually absorbs heat, and then enters the newly-added expansion machine B to reduce the pressure and do work; the circulating working medium discharged by the newly added expansion machine B sequentially flows through the newly added heat regenerator D and the newly added cooler C and gradually releases heat, and then enters the newly added compressor A to be boosted and heated; the work output by the expander 3 and the new expander B is provided for the compressor 1, the second compressor 2 and the new compressor A as power, the medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 4, the heated medium obtains a high-temperature heat load through the heat supplier 5, and the cooling medium takes away the low-temperature heat load through the new cooler C to form a second type of heat-driven compression heat pump.

The second type of thermally driven compression heat pump shown in fig. 14 is realized by:

(1) structurally, in the second type of thermally driven compression heat pump shown in fig. 2, a newly added compressor and a newly added expansion machine are added, a cooling medium channel communicated with the outside by a cooler 6 is eliminated, a cold source medium channel is arranged outside and communicated with the newly added compressor a, the newly added compressor a and the cold source medium channel are communicated with a newly added expansion machine B by the cooler 6, the newly added expansion machine B and the cold source medium channel are communicated with the outside, and an expansion machine 3 and the newly added expansion machine B are connected with the compressor 1, the second compressor 2 and the newly added compressor a and transmit power.

(2) In the process, external cold source medium enters a newly-added compressor A to be boosted and heated, the cold source medium compressed by the newly-added compressor A flows through a cooler 6 to absorb heat, and then enters a newly-added expansion machine B to be decompressed and work and discharged to the outside; the work output by the expander 3 and the new expansion machine B is provided for the compressor 1, the second compressor 2 and the new compressor A as power, the medium-temperature heat medium provides driving heat load and heating heat load through the heat exchanger 4, the heated medium obtains high-temperature heat load through the heat supplier 5, and the cold source medium takes away low-temperature heat load through the inlet and outlet flow, so that a second type of heat-driven compression heat pump is formed.

The second type of thermally driven compression heat pump shown in fig. 15 is realized by:

(1) structurally, in the second type of thermally driven compression heat pump shown in fig. 2, a newly added compressor, a newly added expansion machine and a newly added heat regenerator are added, a cooling medium channel communicated with the outside by a cooler 6 is eliminated, a cold source medium channel is arranged outside and communicated with the newly added compressor a, a cold source medium channel, the newly added heat regenerator D and the cooler 6 are communicated with the newly added expansion machine B, the cold source medium channel, the newly added heat regenerator D and the outside are communicated, and an expansion machine 3 and the newly added expansion machine B are connected with the compressor 1, the second compressor 2 and the newly added compressor a and transmit power.

(2) In the process, external cold source media enter a newly-added compressor A to be boosted and heated, the cold source media discharged by the newly-added compressor A sequentially flow through a newly-added heat regenerator D and a cooler 6 to gradually absorb heat, and then enter a newly-added expansion machine B to be decompressed and do work; a cold source medium discharged by the newly added expansion machine B flows through the newly added heat regenerator D and releases heat, and then is discharged outwards; the work output by the expander 3 and the new expansion machine B is provided for the compressor 1, the second compressor 2 and the new compressor A as power, the medium-temperature heat medium provides driving heat load and heating heat load through the heat exchanger 4, the heated medium obtains high-temperature heat load through the heat supplier 5, and the cold source medium takes away low-temperature heat load through the inlet and outlet flow, so that a second type of heat-driven compression heat pump is formed.

The second type of thermally driven compression heat pump shown in fig. 16 is realized by:

(1) structurally, in the second type of thermally driven compression heat pump shown in fig. 2, a new expansion machine, a new circulating pump and a new condenser are added, a cooling medium channel for communicating the cooler 6 with the outside is eliminated, the new circulating pump E has a circulating medium channel communicated with the cooler 6, the cooler 6 also has a circulating medium channel communicated with the new expansion machine B, the new expansion machine B also has a circulating medium channel communicated with a new condenser F, the new condenser F also has a circulating medium channel communicated with the new circulating pump E, the new condenser F also has a cooling medium channel communicated with the outside, and the expansion machine 3 and the new expansion machine B are connected with the compressor 1 and the second compressor 2 to transmit power.

(2) In the process, the circulating working medium pressurized by the newly-added circulating pump E enters the cooler 6 for heat absorption and vaporization, and then enters the newly-added expansion machine B for pressure reduction and work doing; the circulating working medium discharged by the newly added expansion machine B enters a newly added condenser F to be subjected to heat release condensation, and then is supplied to a newly added circulating pump E; work output by the expander 3 and the new expansion machine B is provided for the compressor 1 and the second compressor 2 as power, a medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 4, a heated medium obtains a high-temperature heat load through the heat supplier 5, and a cooling medium takes away a low-temperature heat load through the new condenser F to form a second type of heat-driven compression heat pump.

Incidentally, when only the temperature difference (thermal energy) drive is employed, it is conceivable to provide a starter motor in the second type of thermally driven compression heat pump for the convenience of starting.

The effect that the technology of the invention can realize-the two-way thermodynamic cycle and the second kind of heat drive compression heat pump proposed by the invention have the following effects and advantages:

(1) provides a new idea and a new technology for utilizing the temperature difference.

(2) The heat energy (temperature difference) is driven to realize the temperature increase of the heat energy, or the heat energy and the temperature can be selected to provide power for the outside at the same time.

(3) The process is reasonable, and the full and efficient utilization of heat energy (temperature difference) can be realized.

(4) When necessary, the heat energy temperature is raised by means of partial external power, the mode is flexible, and the adaptability is good.

(5) The compressor, the expander and the heat exchanger are used as components of the compression heat pump, and the structure is simple.

(6) The single working medium completes bidirectional thermodynamic cycle, and the operation cost is low.

(7) The working medium has wide selection range, can well adapt to heat supply requirements, and is flexibly matched with working parameters.

(8) A plurality of specific technical schemes are provided, so that the method can cope with a plurality of different actual conditions and has a wider application range.

(9) The heat pump technology is expanded, the types of compression heat pumps are enriched, and the high-efficiency utilization of heat energy is better realized.

Claims

2. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier and a cooler; the compressor (1) is provided with a circulating working medium channel which is communicated with the second compressor (2) through a heat exchanger (4), the second compressor (2) is also provided with a circulating working medium channel which is communicated with the expander (3) through a heat supplier (5), the expander (3) is also provided with a circulating working medium channel which is communicated with the compressor (1) through a cooler (6), the heat exchanger (4) is also provided with a medium temperature heating medium channel which is communicated with the outside, the heat supplier (5) is also provided with a heated medium channel which is communicated with the outside, the cooler (6) is also provided with a cooling medium channel which is communicated with the outside, the expander (3) is connected with the compressor (1) and the second compressor (2) and transmits power, and a second-class heat-driven compression heat pump is formed.

3. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a third compressor and a second heat exchanger; the compressor (1) is provided with a circulating working medium channel which is communicated with the second compressor (2) through a heat exchanger (4), the second compressor (2) is also provided with a circulating working medium channel which is communicated with the third compressor (9) through a second heat exchanger (10), the third compressor (9) is also provided with a circulating working medium channel which is communicated with the expander (3) through a heat supplier (5), the expander (3) is also provided with a circulating working medium channel which is communicated with the compressor (1) through a cooler (6), the heat exchanger (4) and the second heat exchanger (10) are also respectively provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier (5) is also provided with a heated medium channel which is communicated with the outside, the cooler (6) is also provided with a cooling medium channel which is communicated with the outside, the expander (3) is connected with the, the second compressor (2) and the third compressor (9) transmit power to form a second type of heat-driven compression heat pump.

4. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a third compressor, a second heat exchanger and a fourth compressor; the compressor (1) is provided with a circulating working medium channel which is communicated with the second compressor (2) through a heat exchanger (4), the second compressor (2) is also provided with a circulating working medium channel which is communicated with a fourth compressor (11), the compressor (1) is also provided with a circulating working medium channel which is communicated with a third compressor (9), the third compressor (9) is also provided with a circulating working medium channel which is communicated with the fourth compressor (11) through a second heat exchanger (10), the fourth compressor (11) is also provided with a circulating working medium channel which is communicated with an expander (3) through a heat supplier (5), the expander (3) is also provided with a circulating working medium channel which is communicated with the compressor (1) through a cooler (6), the heat exchanger (4) and the second heat exchanger (10) are also respectively provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier (5) is also provided with a heated medium channel which is communicated with the outside, the cooler (6) is also, the expander (3) is connected with the compressor (1), the second compressor (2), the third compressor (9) and the fourth compressor (11) and transmits power to form a second type of thermally driven compression heat pump.

5. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a second expander and a second heat exchanger; the compressor (1) is provided with a circulating working medium channel which is communicated with a second expansion machine (12) through a heat exchanger (4), the second expansion machine (12) is also provided with a circulating working medium channel which is communicated with a second compressor (2) through a second heat exchanger (10), the second compressor (2) is also provided with a circulating working medium channel which is communicated with an expansion machine (3) through a heat supply device (5), the expansion machine (3) is also provided with a circulating working medium channel which is communicated with the compressor (1) through a cooler (6), the heat exchanger (4) and the second heat exchanger (10) are also respectively provided with a medium temperature heat medium channel which is communicated with the outside, the heat supply device (5) is also provided with a heated medium channel which is communicated with the outside, the cooler (6) is also provided with a cooling medium channel which is communicated with the outside, and the expansion machine (3) and the second expansion machine (12) are connected with the compressor (1) and the second compressor (2) and transmit power, so that.

6. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a third compressor and a second heat supplier; the compressor (1) is provided with a circulating working medium channel which is communicated with the second compressor (2) through a heat exchanger (4), the second compressor (2) is also provided with a circulating working medium channel which is communicated with the third compressor (9) through a second heat supplier (13), the third compressor (9) is also provided with a circulating working medium channel which is communicated with the expander (3) through a heat supplier (5), the expander (3) is also provided with a circulating working medium channel which is communicated with the compressor (1) through a cooler (6), the heat exchanger (4) is also provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier (5) and the second heat supplier (13) are also respectively provided with a heated medium channel which is communicated with the outside, the cooler (6) is also provided with a cooling medium channel which is communicated with the outside, and the expander (3) is connected with the compressor, the second compressor (2) and the third compressor (9) transmit power to form a second type of heat-driven compression heat pump.

7. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a third compressor, a second heat supplier and a second expander; the compressor (1) is provided with a circulating working medium channel which is communicated with the second compressor (2) through a heat exchanger (4), the second compressor (2) is also provided with a circulating working medium channel which is communicated with the expander (3) through a heat supplier (5), the second compressor (2) is also provided with a circulating working medium channel which is communicated with the third compressor (9), the third compressor (9) is also provided with a circulating working medium channel which is communicated with the second expander (12) through a second heat supplier (13), the second expander (12) is also provided with a circulating working medium channel which is communicated with the expander (3), the expander (3) is also provided with a circulating working medium channel which is communicated with the compressor (1) through a cooler (6), the heat exchanger (4) is also provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier (5) and the second heat supplier (13) are also respectively communicated with the outside through a heated medium channel, and the cooler (6) is also provided with the outside, the expander (3) and the second expander (12) are connected with the compressor (1), the second compressor (2) and the third compressor (9) and transmit power to form a second type of thermally driven compression heat pump.

8. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a second expander and a second cooler; the compressor (1) is provided with a circulating working medium channel which is communicated with the second compressor (2) through a heat exchanger (4), the second compressor (2) is also provided with a circulating working medium channel which is communicated with the expander (3) through a heat supplier (5), the expander (3) is also provided with a circulating working medium channel which is communicated with the second expander (12) through a second cooler (14), the second expander (12) is also provided with a circulating working medium channel which is communicated with the compressor (1) through a cooler (6), the heat exchanger (4) is also provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier (5) is also provided with a heated medium channel which is communicated with the outside, the cooler (6) and the second cooler (14) are also provided with cooling medium channels which are communicated with the outside respectively, and the expander (3) and the second expander (12) are connected with the compressor (1) and the second compressor (2) and transmit power, so that a second-class heat-driven compression heat pump is formed.

9. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler, a third compressor, a second expander and a second cooler; the compressor (1) is provided with a circulating working medium channel communicated with a third compressor (9), the third compressor (9) is also provided with a circulating working medium channel communicated with a second compressor (2) through a heat exchanger (4), the second compressor (2) is also provided with a circulating working medium channel communicated with a second expander (12) through a heat supplier (5), the second expander (12) is also provided with a circulating working medium channel communicated with an expander (3), the second expander (12) is also provided with a circulating working medium channel communicated with the third compressor (9) through a second cooler (14), the expander (3) is also provided with a circulating working medium channel communicated with the compressor (1) through a cooler (6), the heat exchanger (4) is also provided with a medium channel communicated with the outside, the heat supplier (5) is also provided with a heated medium channel communicated with the outside, the cooler (6) and the second cooler (14) are also provided with a cooling medium channel communicated with the outside respectively, the expander (3) and the second expander (12) are connected with the compressor (1), the second compressor (2) and the third compressor (9) and transmit power to form a second type of thermally driven compression heat pump.

10. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler and a heat regenerator; the compressor (1) is provided with a circulating working medium channel which is communicated with the second compressor (2) through a heat regenerator (15) and a heat exchanger (4), the second compressor (2) is also provided with a circulating working medium channel which is communicated with an expander (3) through a heat supplier (5), the expander (3) is also provided with a circulating working medium channel which is communicated with the compressor (1) through the heat regenerator (15) and a cooler (6), the heat exchanger (4) is also provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier (5) is also provided with a heated medium channel which is communicated with the outside, the cooler (6) is also provided with a cooling medium channel which is communicated with the outside, and the expander (3) is connected with the compressor (1) and the second compressor (2) and transmits power, so that a second class of heat-driven compression heat pump.

11. The second kind of heat-driven compression heat pump mainly comprises a compressor, a second compressor, an expander, a heat exchanger, a heat supplier, a cooler and a heat regenerator; the compressor (1) is provided with a circulating working medium channel which is communicated with the second compressor (2) through a heat exchanger (4) and a heat regenerator (15), the second compressor (2) is also provided with a circulating working medium channel which is communicated with an expander (3) through a heat supplier (5) and the heat regenerator (15), the expander (3) is also provided with a circulating working medium channel which is communicated with the compressor (1) through a cooler (6), the heat exchanger (4) is also provided with a medium temperature heat medium channel which is communicated with the outside, the heat supplier (5) is also provided with a heated medium channel which is communicated with the outside, the cooler (6) is also provided with a cooling medium channel which is communicated with the outside, and the expander (3) is connected with the compressor (1) and the second compressor (2) and transmits power to form a second class of heat-driven compression heat pump.

12. A second kind of heat-driven compression heat pump is characterized in that in the second kind of heat-driven compression heat pump of claim 2, a new compressor, a new expansion machine and a new cooler are added, a cooling medium channel communicated with the outside through the cooler (6) is eliminated, the new compressor (A) is provided with a circulating medium channel communicated with the new expansion machine (B) through the cooler (6), the new expansion machine (B) is also provided with a circulating medium channel communicated with the new compressor (A) through the new cooler (C), the new cooler (C) is also provided with a cooling medium channel communicated with the outside, and the expansion machine (3) and the new expansion machine (B) are connected with the compressor (1), the second compressor (2) and the new compressor (A) and transmit power to form the second kind of heat-driven compression heat pump.

13. The second type of thermally driven compression heat pump according to claim 2, the new compressor, the new expander, the new cooler and the new heat regenerator are added, a cooling medium channel of the cooler (6) communicated with the outside is eliminated, the new compressor (A) is provided with a circulating medium channel communicated with the new expander (B) through the new heat regenerator (D) and the new cooler (6), the new expander (B) is also provided with a circulating medium channel communicated with the new compressor (A) through the new heat regenerator (D) and the new cooler (C), the new cooler (C) is also provided with a cooling medium channel communicated with the outside, and the expander (3) and the new expander (B) are connected with the compressor (1), the second compressor (2) and the new compressor (A) and transmit power to form a second type heat-driven compression heat pump.

14. A second kind of heat-driven compression heat pump is characterized in that in the second kind of heat-driven compression heat pump as claimed in claim 2, a newly added compressor and a newly added expansion machine are added, a cooling medium channel communicated with the outside by a cooler (6) is eliminated, a cold source medium channel is arranged outside and communicated with the newly added compressor (A), the newly added compressor (A) and a cold source medium channel are communicated with the newly added expansion machine (B) by the cooler (6), the newly added expansion machine (B) and the cold source medium channel are communicated with the outside, and the expansion machine (3) and the newly added expansion machine (B) are connected with the compressor (1), the second compressor (2) and the newly added compressor (A) and transmit power to form the second kind of heat-driven compression heat pump.

15. A second kind of heat-driven compression heat pump is characterized in that in the second kind of heat-driven compression heat pump of claim 2, a newly added compressor, a newly added expansion machine and a newly added heat regenerator are added, a cooling medium channel communicated with the outside by a cooler (6) is eliminated, a cold source medium channel is arranged outside and communicated with the newly added compressor (A), the cold source medium channel is communicated with a newly added expansion machine (B) by the newly added heat regenerator (D) and the cooler (6), the newly added expansion machine (B), the cold source medium channel is communicated with the outside by the newly added heat regenerator (D), and the expansion machine (3) and the newly added expansion machine (B) are connected with the compressor (1), the second compressor (2) and the newly added compressor (A) and transmit power, so that the second kind of heat-driven compression heat pump is formed.

16. The second type of thermally driven compression heat pump according to claim 2, a new expansion machine, a new circulating pump and a new condenser are added, a cooling medium channel communicated with the outside of a cooler (6) is cancelled, the new circulating pump (E) is provided with a circulating medium channel communicated with the cooler (6), the cooler (6) is also provided with a circulating medium channel communicated with a new expansion machine (B), the new expansion machine (B) is also provided with a circulating medium channel communicated with a new condenser (F), the new condenser (F) is also provided with a circulating medium channel communicated with the new circulating pump (E), the new condenser (F) is also provided with a cooling medium channel communicated with the outside, the expansion machine (3) and the new expansion machine (B) are connected with a compressor (1) and a second compressor (2) and transmit power, and a second type of thermally driven compression heat pump is formed; or the expansion machine (3) and the new expansion machine (B) are connected with the compressor (1), the second compressor (2) and the new circulating pump (E) and transmit power.

17. The second kind of thermally driven compression heat pump is the second kind of thermally driven compression heat pump according to any one of claims 2 to 16, wherein a power machine is added, and the power machine (7) is connected with the compressor (1) and supplies power to the compressor (1) to form the second kind of thermally driven compression heat pump driven by additional external power.

18. A second type of thermally driven compression heat pump according to any one of claims 2 to 16, wherein a working machine is added to the second type of thermally driven compression heat pump, and the expansion machine (3) is connected to the working machine (8) and supplies power to the working machine (8) to form a second type of thermally driven compression heat pump which additionally supplies a load for supplying power to the outside.