TWI452247B - Intelligent heat pump frequency control module and the use of the module heat pump - Google Patents

Description

Intelligent heat pump frequency conversion control module and heat pump using the same

The invention relates to a smart heat pump frequency conversion control module and a heat pump using the same, which utilizes an external smart chip and a control module of the frequency converter to control the structure of the heat pump for constant temperature control.

As shown in the third figure, the conventional heat pump water heater uses the water in the water storage tank (A) to be pumped into the condenser (C) in the heat pump unit via a pump (B), and via the compressor. (D) After the high-pressure high-temperature refrigerant is used to conduct heat exchange heat transfer (the general heat pump hot water supply setting is to produce hot water for shower or washing use at a temperature of 50 to 55 degrees Celsius), that is, return to the water storage tank (A ), and the water flow is initially flowing through the condenser (C) at a normal temperature state, and the heat conduction with the high-pressure high-temperature refrigerant is not immediately raised to a predetermined hot water temperature, and must be continued by the pump (B) The operation of the water storage tank in the water storage tank (A) through the condenser (C) to absorb the heat energy until the water temperature reaches a predetermined heat level, before detecting that the refrigerant compressor (D) is stopped to operate; and the high temperature and high pressure The refrigerant is heat-exchanged in the condenser (C) line to reduce the temperature, that is, the liquid refrigerant flows through an expansion valve (E) to be vaporized into an evaporator (F), and is heated by the hot air flowing back indoors. After the exchanged absorption heat is cooled for use in the air conditioner, the refrigerant becomes a low pressure and a slightly high temperature gaseous state. Medium return to the compressor (D) was compression pressures and temperatures to make into a heat exchanging refrigerant circulation circuit.

However, after the water temperature of the current heat pump water heater reaches a predetermined heat, the refrigerant compressor (D) is operated to stop operation, but since the refrigerant compressor (D) starts to operate, it is quite power-consuming, and the loss of the unit is consumed. Also the highest, when the refrigerant compressor (D) repeatedly starts or stops When the operation is stopped, the life of the heat pump water heater will be greatly reduced.

The present invention is directed to solving the conventional heat pump water heater device having the above-mentioned disadvantages.

Therefore, the present invention provides a smart heat pump frequency conversion control module, which comprises a control panel and a frequency converter, wherein: a control panel is provided with a smart chip and a signaling unit, and the smart chip is electrically connected. The smart unit is electrically connected to the multi-array sensor, and the smart chip receives the signals of the sensors, transmits the signals to the transmitting unit, and transmits a message by the sending unit, wherein the control unit The panel further has a slot for inserting and replacing different smart chips, wherein the smart chip is designed according to different models of the heat pump, different capacities or different requirements, wherein the complex array sensor The system includes a plurality of temperature sensors, a flow sensor, and a pressure sensor. The inverter is electrically connected to the smart chip of the control panel and receives the message transmitted by the sending unit.

The control panel described above is externally connected to 220 volts of commercial power.

The invention further provides a heat pump using a smart heat pump frequency conversion control module, comprising a heat pump, a control panel and a frequency converter, wherein: a heat pump is connected with a compressor and a condenser in a pipeline. An expansion unit, an evaporator, the condenser is connected to a hot water storage tank, the hot water storage tank has a water inlet pipe and a water outlet pipe, and the evaporator is provided with a heat absorption unit; a control panel is independent In addition to the heat pump, the control panel is provided with a smart chip and a transmitting unit. The smart chip is electrically connected to the transmitting unit, and the smart chip is electrically connected to the complex array sensor, and the smart chip receives the smart chip. The signal of the sensor is transmitted to the transmitting unit, and a message is transmitted by the sending unit, wherein the control panel is further provided with a slot for inserting and replacing different smart chips, wherein the smart The type of wafer is designed according to the different models of the heat pump, different capacities or different requirements. The complex array sensor includes more than one set of temperature sensors. Sensor, a pressure sensor; The frequency converter is independent of the heat pump, and the frequency converter is electrically connected to the smart chip and the compressor of the heat pump, and the frequency converter receives the message transmitted by the sending unit, and the frequency converter controls the signal according to the message. compressor.

A refrigerant is placed in the pipe.

The control panel described above is externally connected to 220 volts of commercial power.

The temperature sensor is disposed in the hot water storage tank to sense the temperature of the hot water in the hot water storage tank.

The temperature sensor described above is disposed in the evaporator to sense the atmospheric temperature.

The temperature sensor is disposed in the condenser to sense the temperature of the condenser.

The flow sensor is disposed in the expansion unit to sense the flow of fluid through the expansion unit.

The expansion unit described above is an expansion valve or a capillary tube.

The heat absorbing unit of the evaporator is a vacuum tube that receives atmospheric temperature and transfers heat into the evaporator.

Therefore, the specific features and effects of the present invention are as follows:

1. Receive various sensing messages through the smart chip, so that the inverter controls the compressor to run in frequency.

2. By controlling the inverter frequency conversion operation by the inverter, the electric energy can be saved effectively, and the compressor can be operated at a variable frequency without stopping and starting repeatedly, which can greatly extend the service life of the compressor.

3. The control panel of the present invention is provided with a card for inserting the smart chip, and the smart chip can be replaced to meet the requirements of the smart type according to different models of the heat pump, different capacities and different requirements.

4. The present invention has a frequency conversion characteristic to cope with different water discharge amounts when the load is rapidly changing.

5. The present invention has the characteristics of high performance and miniaturization, and is suitable for use by small and medium-sized businesses such as general motels, beauty salons, barber shops or saunas.

(1)‧‧‧ heat pump

(11)‧‧‧ Pipes

(12)‧‧‧Compressors

(13)‧‧‧Condenser

(14) ‧‧‧Expansion unit

(15)‧‧‧Evaporator

(151) ‧‧ ‧ heat absorption unit

(16) ‧ ‧ hot water storage tank

(161) ‧‧‧Water supply line

(162) ‧‧‧Water outlet

(2)‧‧‧Control panel

(21) ‧‧‧ slots

(22) ‧‧‧Smart Wafer

(23) ‧‧‧Send the unit

(24)‧‧‧ Sensors

(24A)(24B)(24C)‧‧‧ Temperature sensor

(24D)‧‧‧Flow sensor

(24E)‧‧‧ Pressure sensor

(3)‧‧‧Inverter

(4)‧‧‧ Plug

(A) ‧ ‧ storage bucket

(B) ‧‧‧Water pump

(C) ‧ ‧ inside the condenser

(D)‧‧‧Compressors

(E)‧‧‧Expansion valve

(F)‧‧‧Evaporator

The first picture is a simplified schematic diagram of the creation.

The second picture is a schematic diagram of the use of this creation.

The third figure is a schematic diagram of a conventional heat pump water heater.

As shown in the first figure, the present invention provides a heat pump using a smart heat pump variable frequency control module, comprising a heat pump (1), a control panel (2) and a frequency converter (3), wherein:

a heat pump (1) is connected to a compressor (12), a condenser (13), an expansion unit (14), and an evaporator (15), wherein the heat pump (1) is connected to the pipeline (11). The device (13) is connected to a hot water storage tank (16) having a water inlet pipe (161) and a water outlet pipe (162), and the evaporator (15) is provided with a heat absorption device. The unit (151), the heat absorption unit (151) is a vacuum tube that receives the atmospheric temperature, transfers heat into the evaporator (15), and the line (11) is provided with a refrigerant, and the expansion unit (14) ) is an expansion valve or capillary.

A control panel (2) is independent of the heat pump. The control panel (2) is provided with a slot (21) for inserting a smart chip (22), and the control panel (2) is provided with a The smart unit (23) is electrically connected to the signaling unit (23), and the smart chip (22) is electrically connected to the complex array sensor (24), the smart chip (22) Receiving a signal from the sensors (24), transmitting to the transmitting unit (23), and transmitting a message by the transmitting unit (23), and further, the control panel (2) is provided with a plug (4). It is connected to 220 volts of mains.

A frequency converter (3) is independent of the heat pump, and the frequency converter (3) is electrically connected to the smart chip (22) and the compressor (12) of the heat pump (1), and the frequency converter (3) And receiving the message transmitted by the sending unit (23), the frequency converter (3) controls the compressor (12) to rotate according to the message.

The above complex array sensor (24) includes more than one set of temperature sensors (24A) (24B) (24C), a flow sensor (24D), a pressure sensor (24E), and the temperature sensor ( 24A) is disposed in the hot water storage tank (16) to sense the temperature of the hot water in the hot water storage tank (16); the temperature sensor (24B) is disposed in the evaporator (15) to sense the atmosphere Temperature; the temperature sensor (24C) is disposed in the condenser (13) to sense the temperature of the condenser (13); the flow sensor (24D) is disposed in the expansion unit (14) to sense fluid passage The flow rate of the expansion unit (14); the pressure sensor (24E) is disposed at the compressor (12) to sense the pressure of the fluid passing through the compressor (12).

As shown in the second figure, the heat pump (1) of the present invention is operated by the compressor (12) to send the refrigerant through the condenser (13), the expansion unit (14), the evaporator (15), and then back. The compressor (12) is circulated in the pipeline (11) in such a manner as to heat the water flowing through the condenser (13) after flowing out of the hot water storage tank (16), and the operation principle is the same as the conventional heat pump water heater. , not to mention, the focus is that when the control panel (2) inserted smart chip (22) receives the above temperature sensor (24A) (24B) (24C), flow sensor (24D), pressure sensing When the signal transmitted by the device (24E) is transmitted, the smart chip (22) transmits the signal to the transmitting unit (23), and the transmitting unit (23) transmits the message to the frequency converter (3), and the frequency conversion is performed. After receiving the message transmitted by the transmitting unit (23), the frequency converter (3) controls the compressor (12) to rotate by frequency according to the signal.

The control panel (2) and the inverter (3) of this creation are external, that is, independent of the heat pump (1), so the smart chip (22) of the creation can be different for different models. The pump water heater is tailor-made, and the temperature sensor (24A) (24B) (24C), flow sensor (24D), pressure sensor (24E) is installed before the components of the heat pump (1). The computer pre-simulates the basic data of each of the above-mentioned sensors of the heat pump (1), and then records the control program on the smart chip (22) through data discrimination, and the inverter can be utilized through the smart chip (22). 3) adjusting the frequency of the compressor (12) by current, the smart chip (22) can be directly fixed to the control panel (2), or the slot (21) can be set in the control panel (2) for inserting the The smart chip (22) (having a slot (21) as an embodiment in the drawing), and when the control panel (2) is provided with a slot (21), the smart chip (22) is replaceable.

(1)‧‧‧ heat pump

(11)‧‧‧ Pipes

(12)‧‧‧Compressors

(13)‧‧‧Condenser

(14) ‧‧‧Expansion unit

(15)‧‧‧Evaporator

(151) ‧‧ ‧ heat absorption unit

(16) ‧ ‧ hot water storage tank

(161) ‧‧‧Water supply line

(162) ‧‧‧Water outlet

(2)‧‧‧Control panel

(21) ‧‧‧ slots

(22) ‧‧‧Smart Wafer

(23) ‧‧‧Send the unit

(24)‧‧‧ Sensors

(24A)(24B)(24C)‧‧‧ Temperature sensor

(24D)‧‧‧Flow sensor

(24E)‧‧‧ Pressure sensor

(3)‧‧‧Inverter

Claims (8)

A heat pump using a smart heat pump frequency conversion control module, comprising: a heat pump, which is connected to a pipeline, a compressor, a condenser, an expansion unit and an evaporator, wherein the condenser is connected to a heat a water storage tank having a water inlet pipe and a water outlet pipe, wherein the evaporator is provided with a heat absorption unit; a control panel is independent of the heat pump, and the control panel is provided with a smart chip and a The smart unit is electrically connected to the transmitting unit, and the smart chip is electrically connected to the multi-array sensor, and the smart chip receives the signals of the sensors and transmits the signals to the transmitting unit, and The sending unit transmits a message, wherein the control panel further has a slot for inserting and replacing different smart chips, wherein the smart chip is adapted to different models, different capacities or different needs of the heat pump. The control system is designed, wherein the complex array sensor comprises more than one set of temperature sensors, a flow sensor, and a pressure sensor, wherein the flow sensor system It is placed in the expansion unit to sense the flow of the fluid through the expansion unit. The sensor is pre-simulated by a computer, and then the data is discriminated to burn the control program to the smart chip; a frequency converter is independent of the heat pump. The frequency converter is electrically connected to the smart chip and the compressor of the heat pump, and the frequency converter receives the message transmitted by the sending unit, and the frequency converter controls the compressor according to the message. The heat pump using the intelligent heat pump frequency conversion control module according to the first aspect of the patent application, wherein the pipeline is provided with a refrigerant. The heat pump using the smart heat pump frequency conversion control module according to claim 1, wherein the temperature sensor is disposed in the hot water storage tank to sense the temperature of the hot water in the hot water storage tank. The heat pump using the smart heat pump frequency conversion control module according to claim 1, wherein the temperature sensor is disposed on the evaporator to sense an atmospheric temperature. The heat pump using the smart heat pump frequency conversion control module according to claim 1, wherein the temperature sensor is disposed in the condenser to sense the temperature of the condenser. The heat pump using the intelligent heat pump frequency conversion control module according to claim 1, wherein the expansion unit is an expansion valve or a capillary tube. The heat pump using the smart heat pump frequency conversion control module according to claim 1, wherein the heat absorption unit of the evaporator is a vacuum tube that receives atmospheric temperature and heats into the evaporator. For example, the intelligent heat pump frequency conversion control module described in claim 1 is characterized in that the control panel is externally connected to 220 volts of commercial power.