US20200095899A1 - Apparatus for extracting energy from waste heat - Google Patents

Apparatus for extracting energy from waste heat Download PDF

Info

Publication number
US20200095899A1
US20200095899A1 US16/468,833 US201716468833A US2020095899A1 US 20200095899 A1 US20200095899 A1 US 20200095899A1 US 201716468833 A US201716468833 A US 201716468833A US 2020095899 A1 US2020095899 A1 US 2020095899A1
Authority
US
United States
Prior art keywords
air
brayton cycle
working fluid
common structure
heat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US16/468,833
Other languages
English (en)
Inventor
Paul Merswolke
Francis DI BELLA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Blue Box Technology Inc
Original Assignee
Blue Box Technology Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Blue Box Technology Inc filed Critical Blue Box Technology Inc
Priority to US16/468,833 priority Critical patent/US20200095899A1/en
Assigned to BLUE BOX TECHNOLOGY INC. reassignment BLUE BOX TECHNOLOGY INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: MERSWOLKE, PAUL, DI BELLA, Francis
Publication of US20200095899A1 publication Critical patent/US20200095899A1/en
Abandoned legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
    • F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K13/00—General layout or general methods of operation of complete plants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
    • F01K25/08—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C1/00—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid
    • F02C1/04—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid the working fluid being heated indirectly
    • F02C1/05—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid the working fluid being heated indirectly characterised by the type or source of heat, e.g. using nuclear or solar energy
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M1/00—Frames or casings of engines, machines or apparatus; Frames serving as machinery beds
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M5/00—Engine beds, i.e. means for supporting engines or machines on foundations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00—Methods of steam generation characterised by form of heating method
    • F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
    • F22B1/16—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being hot liquid or hot vapour, e.g. waste liquid, waste vapour
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/44—Details; Accessories
    • F23G5/46—Recuperation of heat
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
    • F01D15/10—Adaptations for driving, or combinations with, electric generators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
    • F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
    • F01K23/06—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
    • F01K23/065—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle the combustion taking place in an internal combustion piston engine, e.g. a diesel engine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
    • F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
    • F01K23/06—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
    • F01K23/10—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
    • F02G5/00—Profiting from waste heat of combustion engines, not otherwise provided for
    • F02G5/02—Profiting from waste heat of exhaust gases

Definitions

  • the disclosure relates generally to extracting useful energy from waste heat, and more particularly to extracting useful energy from waste heat using the Brayton thermodynamic cycle.
  • Some industrial processes produce waste heat as a by-product. There exists systems that can recuperate some energy from the waste heat but factors such as costs (e.g., capital and installation), installation constraints and available space can discourage the use of such existing systems. Improvement is desirable.
  • the disclosure describes a Brayton cycle apparatus for extracting energy from waste heat released from an industrial device.
  • the apparatus comprises:
  • the working fluid heater may be at least partially disposed into a base of the common structure.
  • the common structure may comprise a support platform.
  • the air turbine and the air compressor may be disposed on an upper side of the support platform and the working fluid heater may be disposed on a lower side of the support platform.
  • the working fluid heater may be disposed vertically below the air compressor and the air turbine.
  • the working fluid heater may be disposed vertically below the generator.
  • the air compressor may comprise a first compressor stage and a second compressor stage.
  • the apparatus may comprise an intercooler mounted to the common structure. The intercooler may be configured to cool the air between the first compressor stage and the second compressor stage of the air compressor during operation.
  • the working fluid heater may comprise a recuperator configured to facilitate heat transfer from exhaust air from the air turbine to the compressed air upstream of the air turbine.
  • the apparatus may comprise a steam generator mounted to the common structure and coupled to receive a first heat-carrying fluid from the recuperator and facilitate heat transfer from the first heat-carrying fluid to water to produce steam during operation.
  • the steam generator may be coupled to receive a second heat-carrying fluid from the working fluid heater and facilitate heat transfer from the second heat-carrying fluid to the water to produce the steam during operation.
  • the apparatus may comprise a steam generator mounted to the common structure and configured to receive a heat-carrying fluid from the working fluid heater and facilitate heat transfer from the heat-carrying fluid to water to produce steam during operation.
  • the common structure may comprise an upper portion and a lower portion.
  • the upper portion may be configured to interface with a lower portion of a common structure of another Brayton cycle apparatus to permit vertical stacking.
  • the working fluid heater may comprise a fuel-burning auxiliary heater configured to heat the compressed air upstream of the air turbine.
  • the common structure may comprise a skid.
  • Embodiments may include combinations of the above features.
  • the disclosure describes a system comprising:
  • the working fluid heater may be at least partially disposed in a base of the common structure.
  • the common structure may comprise a support platform.
  • the air turbine and the air compressor may be disposed on an upper side of the support platform and the working fluid heater may be disposed on a lower side of the support platform.
  • the working fluid heater may be disposed vertically below the air compressor and the air turbine.
  • the working fluid heater may be disposed vertically below the generator.
  • the air compressor may comprise a first compressor stage and a second compressor stage.
  • the apparatus may comprise an intercooler mounted to the common structure. The intercooler may be operatively coupled to cool the air between the first compressor stage and the second compressor stage of the air compressor.
  • the working fluid heater may comprise a recuperator configured to facilitate heat transfer from exhaust air from the air turbine to the compressed air upstream of the air turbine.
  • the system may comprise a steam generator mounted to the common structure and coupled to receive a first heat-carrying fluid from the recuperator and facilitate heat transfer from the first heat-carrying fluid to water to produce steam during operation.
  • the steam generator may be coupled to receive a second heat-carrying fluid from the working fluid heater and facilitate heat transfer from the second heat-carrying fluid to the water to produce the steam during operation.
  • the system may comprise a steam generator mounted to the common structure and coupled to receive a heat-carrying fluid from the working fluid heater and facilitate heat transfer from the heat-carrying fluid to water to produce steam during operation.
  • the common structure may comprise a skid.
  • the system may comprise an organic Rankine cycle device operatively coupled to receive a flow of air exhausted by the air turbine.
  • the system may comprise a combustion device operatively coupled to receive a flow of air exhausted by the air turbine.
  • the industrial device may comprise an incinerator.
  • the industrial device may comprise a fired heater.
  • the common structure of the apparatus may comprise an upper portion and a lower portion.
  • the upper portion may be configured to interface with a lower portion of a common structure of another Brayton cycle apparatus to permit vertical stacking.
  • the Brayton cycle apparatus may be a first Brayton cycle apparatus and the system may comprise a second Brayton cycle apparatus.
  • the first Brayton cycle apparatus and the second Brayton cycle apparatus may be stacked vertically.
  • the Brayton cycle apparatus may be a first Brayton cycle apparatus and the system may comprise a second Brayton cycle apparatus.
  • the system may comprise a support structure supporting the first Brayton cycle apparatus above the second Brayton cycle apparatus in a vertically stacked relationship during operation.
  • the working fluid heater may comprise a fuel-burning auxiliary heater configured to heat the compressed air upstream of the air turbine.
  • Embodiments may include combinations of the above features.
  • the disclosure describes a method for integrating a Brayton cycle apparatus with an industrial device releasing waste heat.
  • the method comprises:
  • the method may comprise installing the working fluid heater to be at least partially disposed in a base of the common structure.
  • the method may comprise installing the working fluid heater to be disposed vertically below the air compressor and the air turbine.
  • the method may comprise operatively installing an intercooler to cool the air between a first compressor stage and a second compressor stage of the air compressor on the common structure prior to transporting the transportable Brayton cycle unit.
  • the method may comprise operatively installing a steam generator configured to receive a heat-carrying fluid from the working fluid heater on the common structure prior to transporting the transportable Brayton cycle unit.
  • the method may comprise integrating the transportable Brayton cycle unit with an organic Rankine cycle device.
  • the industrial device may comprise an incinerator.
  • the industrial device may comprise a fired heater.
  • Integrating the transportable Brayton cycle unit with the industrial device may comprise vertically stacking the transportable Brayton cycle unit with another transportable Brayton cycle unit.
  • the method may comprise integrating the transportable Brayton cycle unit with a combustion device operatively coupled to receive a flow of air exhausted by the air turbine.
  • Embodiments may include combinations of the above features.
  • the disclosure describes a Brayton cycle apparatus for extracting energy from waste heat released from an industrial device.
  • the apparatus comprises:
  • the air compressor may comprise a first compressor stage and a second compressor stage and the apparatus may comprise an intercooler mounted to the common structure, the intercooler being configured to cool the air between the first compressor stage and the second compressor stage of the air compressor during operation.
  • the common structure may comprise an upper portion and a lower portion, the upper portion being configured to interface with a lower portion of a common structure of another Brayton cycle apparatus to permit vertical stacking.
  • the common structure may comprise a skid.
  • Embodiments may include combinations of the above features.
  • FIG. 1 is a schematic representation of an exemplary industrial system installation including an exemplary embodiment of an apparatus for extracting useful energy from waste heat;
  • FIG. 2 is a schematic representation of another exemplary industrial system installation including another exemplary embodiment of the apparatus for extracting useful energy from waste heat;
  • FIGS. 3A and 3B are schematic perspective views of another exemplary embodiment of the apparatus respectively showing a side and a front thereof;
  • FIGS. 4A and 4B are schematic perspective views of another exemplary embodiment of the apparatus respectively showing a side and a front thereof;
  • FIG. 5 is a schematic representation of another exemplary industrial system installation comprising a plurality of energy extraction apparatus vertically stacked relative to each other to promote efficient use of space;
  • FIGS. 6A and 6B are isometric views of an exemplary support structure for supporting two energy extraction apparatus in a vertically stacked relationship
  • FIG. 7 illustrates a flowchart of a method for integrating a Brayton cycle apparatus with an industrial device producing waste heat
  • FIG. 8 is a perspective view of the support structure for supporting two energy extraction apparatus in a vertically stacked relationship as shown in FIGS. 6A and 6B where duct work has been omitted from the two energy extraction apparatus.
  • the present disclosure relates to apparatus for extracting useful energy from waste heat streams using the Brayton cycle and associated methods.
  • such apparatus may be packaged to promote efficient use of space and also to facilitate transport and installation.
  • the main components of the apparatus e.g., compressor, turbine, heat exchanger and electric generator
  • the use of the common structure may permit the main components of the apparatus to be pre-assembled on the common structure, transported to a site as a substantially ready-to-use unit and installed in a substantially “plug-and-play” manner.
  • the apparatus disclosed herein may be appropriate for installation in an industrial environment for extracting useful energy from one or more sources of waste heat released by one or more industrial devices.
  • the common structure may be configured to permit two or more apparatus to be stacked vertically.
  • FIG. 1 is a schematic representation of an exemplary industrial system installation 10 including one or more industrial devices 12 (referred hereinafter in the singular) that may be used in an industrial process and which may release waste heat as a by-product of an industrial process, and, an exemplary apparatus 14 for extracting useful energy from the waste heat.
  • industrial device 12 may be of any type suitable for use in industrial process(es) associated with: (i) petroleum and coal products, (ii) chemical manufacturing, (iii) cement, lime, glass, tile, or brick manufacturing, (iv) metal manufacturing (e.g., casting foundry), (v) pulp and paper, (vi) wood products, (vii) food manufacturing, (viii) landfill gas production or (ix) bio-waste energy for example.
  • industrial device 12 may, for example, be an incinerator, furnace or fired heater (e.g., in an oil refinery).
  • industrial device 12 may, for example, be a rotary kiln calciner, a raw material melting furnaces, an annealing oven, a tempering furnace, a coke oven, a blast furnace, an electric arc furnace, a basic oxygen furnace, a melting furnace, a heat treating furnace, or a reverberatory furnace.
  • the source of waste heat may comprise a flow of a relatively hot heat-carrying fluid such as flue gas(es) or steam for example.
  • the source of waste heat may be substantially continuous or intermittent.
  • the amount of waste heat available may be substantially constant or variable depending on the industrial device 12 .
  • the heat-carrying fluid may have a temperature that is between about 232° C. (450° F.) and about 1232° C. (2250° F.). In some embodiments, the heat-carrying fluid may have a temperature that is between about 232° C. (450° F.) and about 650° C. (1200° F.).
  • the heat-carrying fluid may have a temperature that is greater than about 538° C. (1000° F.). In some embodiments, the heat-carrying fluid may have a temperature that is about 816° C. (1500° F.). In some embodiments, the heat-carrying fluid may have a temperature that is between about 538° C. (1000° F.) and about 816° C. (1500° F.). In some embodiments, the heat-carrying fluid may have a temperature that is between about 760° C. (1400° F.) and about 871° C. (1600° F.). In some embodiments, the heat-carrying fluid may have a temperature that is between about 704° C.
  • the heat-carrying fluid may have a temperature that is between about 927° C. (1700° F.) and about 1232° C. (2250° F.). In some embodiments, the heat-carrying fluid may have a temperature that is greater than about 1232° C. (2250° F.). In some embodiments, the heat-carrying fluid may have a mass flow rate that is between about 4.5 kg/s and about 29.5 kg/s (10-65 lb/sec).
  • energy extraction apparatus 14 may be configured to operate as a suitable Brayton cycle. In some embodiments, apparatus 14 may be configured to operate as an open Brayton cycle where ambient air may be used as a working fluid. Apparatus 14 may be configured to be disposed relatively proximal to industrial device 12 to facilitate the transfer of the waste heat released by industrial device 12 to apparatus 14 . In some embodiments, apparatus 14 may, for example, be disposed in the same facility (e.g., factory, building) as industrial device 12 . As explained below, apparatus 14 may be packaged as a pre-assembled and transportable unit that makes efficient use of space (i.e., efficient packaging) an that may have a relatively small footprint.
  • Apparatus 14 may comprise common structure 16 which may comprise a base to which at least come components of apparatus 14 may be assembled and directly or indirectly mounted thereto.
  • the main components of apparatus 14 may be assembled and operatively coupled together in a configuration that is substantially ready to be used so that apparatus 14 may be pre-assembled and delivered to the site as a pre-assembled unit.
  • the pre-assemble unit i.e., apparatus 14
  • the pre-assemble unit may then be integrated with industrial device 12 in a manner that permits useful energy to be extracted by apparatus 14 from the waste heat released by industrial device 12 .
  • Apparatus 14 may comprise (e.g., single or multi-stage) air compressor 18 mounted to common structure 16 and configured to receive ambient air and compress the ambient air.
  • Air compressor 18 may, for example, be of the radial or axial type.
  • Apparatus 14 may comprise (e.g., single or multi-stage) air turbine 20 mounted to common structure 16 and configured for fluid communication with air compressor 18 for receiving the compressed air and extracting energy from the compressed air.
  • Air turbine 20 may, for example, be of the radial or axial type.
  • turbine 20 and compressor 18 may be drivingly coupled together via common shaft 21 or other means so that turbine 20 may drive compressor 18 during operation.
  • air turbine 20 and air compressor 18 may be drivingly coupled together via a gearbox depending on respective speed requirements.
  • Apparatus 14 may comprise electric motor/generator 22 mounted to common structure 16 and drivingly coupled to air turbine 20 for converting some of the energy extracted by air turbine 20 into electrical energy.
  • Electric motor/generator 22 may, for example, be of the induction type.
  • Electric motor/generator 22 may be (e.g., selectively) electrically coupled to supply electrical energy to an electrical load during its operation as a generator.
  • Electric motor/generator 22 may be (e.g., selectively) electrically coupled to receive electrical energy from an electrical power source load during its operation as a motor.
  • Apparatus 14 may comprise working fluid heater 24 (e.g., air heater) mounted to common structure 16 and configured to facilitate heat transfer from a source of heat that is disposed externally of apparatus 14 (e.g., waste heat being released from nearby industrial device 12 ) to the working fluid (e.g., compressed air) at a location upstream of air turbine 20 during operation.
  • working fluid heater 24 or part(s) thereof may be mounted to common structure 16 or may be installed remotely from common structure 16 .
  • working fluid heater 24 installed at a location that is close to the source of waste heat but remote from common structure 16 while still being operatively coupled (e.g., via suitable ducting) to one or more components of system 10 that may be mounted to common structure 16 .
  • working fluid heater 24 may comprise one or more suitable fluid-to-fluid heat exchangers of the shell-and-tube type or of the plate fin type for example.
  • working fluid heater 24 may comprise one or more relatively compact surface heat exchangers.
  • working fluid heater 24 may be configured to facilitate heat transfer from a flow of fluid (e.g., flue gas, steam) carrying the waste heat to the compressed air at a location downstream of air compressor 18 and upstream of air turbine 20 .
  • a flow of fluid e.g., flue gas, steam
  • Electric motor/generator 22 may be configured to operate either as a generator or as a motor depending on the state of operation of apparatus 14 .
  • electric motor/generator 22 may operate as a motor to initiate the operation of air compressor 18 so that ambient air may be drawn into air compressor 18 , compressed and driven through working fluid heater 24 and through air turbine 20 .
  • electric motor/generator 22 may be operated as a motor to initiate rotation of air turbine 20 , which in turn may initiate rotation of air compressor 18 via shaft 21 .
  • air turbine 20 will begin to extract energy from the flow of heated air therethrough and can then begin to drive electric motor/generator 22 as an electric generator and can also begin to drive air compressor 18 via shaft 21 .
  • electric motor/generator 22 may switch from operating as a motor to operating as a generator.
  • apparatus 14 may comprise a separate motor (not shown) for driving air compressor 18 during start-up or at other times.
  • system 10 may comprise other subsystems or devices (e.g., heat load(s)) configured to receive the air exhausted from turbine 20 and further extract energy from the exhausted air.
  • a suitable organic Rankine cycle device 26 may be operatively coupled to apparatus 14 to receive a flow of air exhausted from turbine 20 .
  • FIG. 2 is a schematic representation of another exemplary industrial system installation 10 including another exemplary embodiment of apparatus 14 for extracting useful energy from waste heat.
  • the embodiment shown in FIG. 2 illustrates additional (i.e., optional) components that may be included in apparatus 14 in comparison with the embodiment of FIG. 1 .
  • FIGS. 1 and 2 only illustrate main components of apparatus 14 in schematic form and that apparatus 14 may comprise one or more control devices (e.g., suitable controllers, instruments and control valves) and additional system integration components that are omitted from the figures for the sake of clarity. It is understood that, in light of the present disclosure, one of ordinary skill would understand the integration of such components.
  • apparatus 14 may comprise a multi-stage compressor 28 comprising first compressor stage 18 A and second compressor stage 18 B.
  • Apparatus 14 may comprise intercooler 28 mounted to common structure 16 where intercooler 28 may be operatively coupled to cool the air between first compressor stage 18 A and second compressor stage 18 B.
  • intercooler 28 may promote an increased air charge density which may be desirable in some situations.
  • working fluid heater 24 may comprise main heat exchanger (HX) 30 of suitable type to facilitate heat transfer from the source of waste heat (e.g., flue gas, steam) to the compressed air at a location upstream of air turbine 20 .
  • main heat exchanger 30 of working fluid heater 24 may be mounted to common structure 16 or may be installed remotely from common structure 16 as explained above. Main heat exchanger 30 may be installed to receive a flow of heat-carrying fluid therethrough.
  • working fluid heater 24 may also comprise recuperator 32 , which may also be a heat exchanger of suitable type but configured to facilitate heat transfer from air exhausted from air turbine 20 to the compressed air at a location upstream of turbine 20 .
  • recuperator 32 may be integrated into or separate from main heat exchanger 30 .
  • recuperator 32 of working fluid heater 24 may be mounted to common structure 16 or may be installed remotely from common structure 16 as explained above.
  • recuperator 32 may serve to recover some thermal energy that may be carried by the air exhausted from air turbine 20 and pre-heat the pressurized air upstream of main heat exchanger 30 .
  • recuperator 32 all or a portion of the air exhausted from air turbine 20 may be directed to optional organic Rankine cycle device 26 . It is understood that the type(s) of available and beneficial uses for heat recuperated from the air exhausted from air turbine 20 will depend on specific operating conditions.
  • working fluid heater 24 may comprise an optional auxiliary heater 33 to add heat to the compressed air at a location upstream of air turbine 20 .
  • auxiliary heater 33 may be mounted to common structure 16 or may be installed remotely from common structure 16 .
  • Auxiliary heater 33 may be configured and disposed to add heat to the compressed air at a location downstream of main heat exchanger 30 and upstream of air turbine 20 .
  • Auxiliary heater 33 may be referred to as a “booster” for supplementing the amount of heat transferred to the compressed air.
  • auxiliary heater 33 may comprise a fuel burner and suitable heat exchange means for transferring heat released from the combustion of the fuel to the compressed air.
  • a suitable fuel such as oil or natural gas may be used as a fuel for auxiliary heater 33 .
  • apparatus 14 may comprise steam generator 34 mounted to common structure 16 to further make use of waste heat available on apparatus 14 .
  • steam generator 34 may be coupled to receive a heat-carrying fluid from working fluid heater 24 and facilitate heat transfer from the heat-carrying fluid to water to produce (e.g., pressurized) steam during operation of apparatus 14 before discharging the heat-carrying fluid out of apparatus 14 .
  • steam generator 34 may be coupled to receive a first heat-carrying fluid from recuperator 32 and facilitate heat transfer from the first heat-carrying fluid to water to produce steam during operation.
  • the first heat-carrying fluid may comprise air exhausted from air turbine 20 that has passed through recuperator 32 .
  • steam generator 34 may be coupled to receive a second heat-carrying fluid from main heat exchanger 30 and facilitate heat transfer from the second heat-carrying fluid to the water to produce the steam during operation.
  • the second heat-carrying fluid may comprise flue gas or steam from industrial device 12 that has passed through main heat exchanger 30 .
  • the first and second heat-carrying fluids may be mixed prior to entering steam generator 34 .
  • the first and second heat-carrying fluids may be combined together downstream of recuperator 32 and of main heat exchanger 30 but upstream of steam generator 34 .
  • Residual heat available within system 10 may be used for one or more secondary applications.
  • heat-carrying air in system 10 may be used as combustion air in an incinerator (e.g. of industrial device 12 ) for example or used to meet a hot air demand in a heating, ventilating and cooling (HVAC) system of a building.
  • HVAC heating, ventilating and cooling
  • air exhausted from air turbine 20 may be selectively directed to one or more users (e.g., recuperator 32 , steam generator 34 , organic Rankine cycle device 26 , combustion air and hot air demand) by the selective opening and closing of valves V 1 -V 6 shown in FIG. 2 .
  • the condition of the combustion air delivered to combustion device 35 can be tailored to match requirements of combustion device 35 .
  • the temperature, pressure and flow rate of the combustion air delivered to the associated combustion device 35 via valve V 4 may be monitored and controlled to be within ranges that permit the direct injection of the combustion air into combustion 35 device (e.g., directly) without further conditioning.
  • the condition and amount of air being discharged from system 10 via valve V 4 may be controlled by way of adjusting the operation of one or more components of system 10 .
  • one or more components of system 10 may be controlled to obtain a desired pressure, temperature and flow rate of compressed air at one or more desired locations within system 10 and such control may be used to tailor the condition of the combustion air delivered by system 10 via valve V 4 .
  • combustion devices 35 can require combustion blowers sometimes call “induction fans” that supply combustion air at a desired condition to their combustion chambers.
  • the ability to tailor the condition of the combustion air supplied by system 10 may eliminate or reduce the need for such combustion blowers since the combustion air supplied may need no further conditioning.
  • a combustion device 35 operatively coupled to receive combustion air from system 10 may not necessarily have a combustion blower.
  • a combustion blower of a combustion device 35 operatively coupled to receive combustion air from system 10 may be turned off or adjusted accordingly based on the condition of the combustion air received from system 10 . For example, in some situations, such combustion blower may be turned off completely when combustion air is received from system 10 and turned on when combustion air is not received from system 10 .
  • combustion blower may be activated on an as-needed basis and the operation of such combustion blower may be part of a suitable control loop that determines the need for operating the combustion blower and activates the combustion blower accordingly (e.g., based on the presence and/or condition of the combustion air received from system 10 ).
  • FIGS. 3A and 3B are schematic perspective views of another exemplary embodiment of apparatus 14 respectively showing a side and a front thereof.
  • the embodiment of apparatus 14 shown in FIGS. 3A and 3B may contain components previously described above. Like components are identified using like reference numerals.
  • air compressor 28 i.e., stages 28 A and 28 B
  • air turbine 20 and electric motor/generator 22 may be drivingly coupled via a suitable gearbox 36 .
  • Gearbox 36 may be mounted to common structure 16 .
  • Apparatus 14 may also comprise a suitable lubrication system represented schematically at reference numeral 38 .
  • common structure 16 may comprise or have a base that resembles a skid so that apparatus 14 may be considered a “skid-mounted” Brayton cycle unit for example. Accordingly, common structure 16 may comprise one or more support platforms 40 and one or more ground-engaging members 42 . Ground-engaging members 42 may cause support platform 40 to be elevated from a ground or floor so that apparatus 14 may be transported as a pre-assembled unit using a fork lift truck for example. Various components of apparatus 14 may be mounted directly or indirectly to an upper side of support platform 40 . In some embodiments, electric motor/generator 22 may be mounted directly to support platform 40 and air compressor stages 18 A, 18 B and air turbine 20 may be indirectly mounted to support platform 40 via a housing of gearbox 36 .
  • some components of apparatus 14 may be vertically superimposed so as to make efficient use of space and reduce a footprint of apparatus 14 .
  • working fluid heater 24 may be disposed vertically above air compressor stages 18 A, 18 B and vertically above air turbine 20 .
  • working fluid heater 24 may be disposed vertically above electric motor/generator 22 and vertically above gearbox 36 .
  • the elevated position of working fluid heater 24 may be desirable in some situations depending on the position of the source of waste heat. In some cases as might be suitable for the available waste heat, working fluid heater 24 may have recuperator 32 integrated therewith.
  • working fluid heater 24 may be integrated in the skid-mounted Brayton cycle unit defined by apparatus 14 , or, alternatively, working fluid heater 24 may not be integrated in the skid-mounted unit.
  • working fluid heater 24 (or part(s) thereof) may not be mounted to common structure 16 and instead be installed at a location closer to the source of waste heat while still being operatively coupled to (i.e., in fluid communication with) one or more components of apparatus 14 .
  • FIGS. 4A and 4B are schematic perspective views of another exemplary embodiment of apparatus 14 respectively showing a side and a front thereof.
  • the embodiment of apparatus 14 shown in FIGS. 4A and 4B may contain components previously described above. Like components are identified using like reference numerals.
  • working fluid heater 24 may be integrated into a base of common structure 16 for packaging efficiency, increased stability of apparatus 14 , reduced length of duct work and/or other reasons.
  • the base of common structure 16 may comprise upper platform 40 A and lower platform 40 B where working fluid heater 24 may be disposed vertically between upper platform 40 A and lower platform 40 B.
  • Ground engaging members 42 may be disposed on a lower side of lower platform 40 B.
  • Upper platform 40 A may be considered a support platform to which one or more components of apparatus 14 may be mounted.
  • air turbine 20 and air compressor 18 i.e., first stage 18 A and second stage 18 B
  • working fluid heater 24 may be disposed on a lower side of upper platform 40 A.
  • electric motor/generator 22 , gearbox 36 and intercooler 28 may be disposed on an upper side of upper platform 40 A and hence above working fluid heater 24 .
  • FIG. 5 is a schematic representation of an exemplary system installation 10 comprising a plurality of energy extraction apparatus 14 A, 14 B vertically stacked relative to each other to promote efficient use of space (i.e., efficient packaging).
  • First apparatus 14 A and second apparatus 14 B may be operatively coupled to the same or to different respective industrial devices 12 .
  • first apparatus 14 A and second apparatus 14 B may be operatively coupled to the same or to different respective organic Rankine cycle devices 26 .
  • common structure 16 B of second (i.e., lower) apparatus 14 B may comprise upper portion 16 B-U and common structure 16 A of first (i.e., upper) apparatus 14 A may comprise lower portion 16 A-L where upper portion 16 B-U of second apparatus 14 B may be configured to interface with lower portion 16 A-L of first apparatus 14 A to permit vertical stacking of two or more apparatus 14 .
  • common structure 16 B may comprise vertical supports 44 supporting first apparatus 14 A vertically above second apparatus 14 B. It is understood that common structure 16 A could similarly comprise vertical supports (not shown) for supporting a third apparatus (not shown) vertically above first apparatus 14 A in some embodiments.
  • FIGS. 6A and 6B are isometric views of an exemplary support structure 46 for supporting two energy extraction apparatus 14 A, 14 B in a vertically stacked relationship.
  • suitable structure for permitting stacking of apparatus 14 A, 14 B may form part of common structure 16 as explained above in relation to FIG. 5 .
  • a separate support structure 46 may be used to permit stacking of apparatus 14 A, 14 B.
  • support structure 46 may be configured as a shelving unit comprising upper shelf 48 A, lower shelf 48 B and one or more braces 50 supporting upper shelf 48 A in a vertically spaced apart relationship above lower shelf 48 B.
  • upper shelf 48 A may support upper apparatus 14 A above lower apparatus 14 B during operation when apparatus 14 A, 14 B are operatively coupled to industrial device(s) 12 for example.
  • FIG. 7 illustrates a flowchart of a method 100 for integrating one or more Brayton cycle apparatus 14 with one or more industrial devices 12 releasing waste heat.
  • method 100 may comprise: assembling components (e.g., air compressor 18 , air turbine 20 , working fluid heater 24 and electric motor/generator 22 ) of apparatus 14 in an in-use configuration on common structure 16 to define a transportable Brayton cycle unit (i.e., apparatus 14 ) (see block 102 ); transporting the transportable Brayton cycle unit (i.e., apparatus 14 ) to a location of industrial device 12 (see block 104 ); and integrating the transportable Brayton cycle unit (i.e., apparatus 14 ) with industrial device 12 to permit the transportable Brayton cycle unit (i.e., apparatus 14 ) to extract energy from the waste heat (see block 106 ).
  • assembling components e.g., air compressor 18 , air turbine 20 , working fluid heater 24 and electric motor/generator 22
  • transportable Brayton cycle unit i.e
  • the installation of various pieces of equipment of apparatus 14 onto common structure 16 in their in-use configuration may comprise the relative positioning and mounting of the pieces of equipment to common structure 16 .
  • some pieces of equipment may be operatively coupled together so that they are in a ready-to use state.
  • some further integration of the pieces of equipment may be required after transporting apparatus 14 .
  • some of the duct work and/or other integration device(s) may not necessarily be incorporated into apparatus 14 prior to transport and may need to be incorporated after transport (e.g., during the integration of apparatus 14 with industrial device 12 ).
  • method 100 may comprise installing working fluid heater 24 to be at least partially disposed in a base (e.g., between upper platform 40 A and lower platform 40 B) of common structure 16 as shown in FIGS. 4A and 4B for example.
  • method 100 may comprise installing working fluid heater 24 to be disposed vertically below air compressor 18 and air turbine 20 .
  • method 100 may comprise operatively installing intercooler 28 for cooling the air between a first stage 18 A and a second stage 18 B of air compressor 18 prior to transporting transportable Brayton cycle apparatus 14 .
  • method 100 may comprise operatively installing steam generator 34 for receiving a heat-carrying fluid from working fluid heater 24 prior to transporting transportable Brayton cycle apparatus 14 .
  • method 100 may comprise integrating transportable Brayton cycle apparatus 14 with organic Rankine cycle device 26 .
  • method 100 may comprise integrating the transportable Brayton cycle apparatus 14 with combustion device 35 so that combustion device 35 may be operatively coupled to receive a flow of air exhausted by air turbine 20 .
  • industrial device 12 may comprise an incinerator.
  • industrial device 12 may comprise a fired heater.
  • integrating transportable Brayton cycle apparatus 14 with industrial device 12 may comprise vertically stacking transportable Brayton cycle apparatus 14 A with another transportable Brayton cycle apparatus 14 B as shown in FIGS. 5, 6A and 6B for example.
  • FIG. 8 is a perspective view of the support structure 46 for supporting two energy extraction apparatus 14 A and 14 B in a vertically stacked relationship as shown in FIGS. 6A and 6B where some duct work has been omitted from the two apparatus 14 A and 14 B.
  • Each apparatus 14 A, 14 B is in an exemplary configuration suitable for transport as a transportable Brayton cycle unit where various pieces of equipment of apparatus 14 are assembled onto common structure 16 in their in-use configurations (e.g., positions and orientations) but some of the duct work and optionally other system integration equipment has not yet been installed.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Processing Of Solid Wastes (AREA)
US16/468,833 2016-12-13 2017-12-12 Apparatus for extracting energy from waste heat Abandoned US20200095899A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US16/468,833 US20200095899A1 (en) 2016-12-13 2017-12-12 Apparatus for extracting energy from waste heat

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201662433440P 2016-12-13 2016-12-13
PCT/CA2017/051498 WO2018107279A1 (en) 2016-12-13 2017-12-12 Apparatus for extracting energy from waste heat
US16/468,833 US20200095899A1 (en) 2016-12-13 2017-12-12 Apparatus for extracting energy from waste heat

Publications (1)

Publication Number Publication Date
US20200095899A1 true US20200095899A1 (en) 2020-03-26

Family

ID=62557720

Family Applications (1)

Application Number Title Priority Date Filing Date
US16/468,833 Abandoned US20200095899A1 (en) 2016-12-13 2017-12-12 Apparatus for extracting energy from waste heat

Country Status (5)

Country Link
US (1) US20200095899A1 (de)
EP (1) EP3555432A4 (de)
CA (1) CA3045185A1 (de)
MX (1) MX2019006899A (de)
WO (1) WO2018107279A1 (de)

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021202939A3 (en) * 2020-04-02 2021-11-11 247Solar Inc. Concentrated solar energy collection, thermal storage, and power generation systems and methods with optional supplemental fuel production
US11480101B1 (en) * 2020-01-17 2022-10-25 William Honjas Waste heat gathering and transfer system and method
US11480074B1 (en) 2021-04-02 2022-10-25 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US11486330B2 (en) 2021-04-02 2022-11-01 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US11486370B2 (en) 2021-04-02 2022-11-01 Ice Thermal Harvesting, Llc Modular mobile heat generation unit for generation of geothermal power in organic Rankine cycle operations
CN115288813A (zh) * 2022-08-24 2022-11-04 哈电发电设备国家工程研究中心有限公司 一种双回路闭式布雷顿循环发电装置及其运行方法
US11493029B2 (en) 2021-04-02 2022-11-08 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power at a drilling rig
US11578706B2 (en) 2021-04-02 2023-02-14 Ice Thermal Harvesting, Llc Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on wellhead fluid temperature
US11592009B2 (en) 2021-04-02 2023-02-28 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power at a drilling rig
US11644015B2 (en) 2021-04-02 2023-05-09 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power at a drilling rig
US11644014B2 (en) 2021-04-02 2023-05-09 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power in an organic Rankine cycle operation
US11959466B2 (en) 2021-04-02 2024-04-16 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power in an organic Rankine cycle operation
US12180861B1 (en) 2022-12-30 2024-12-31 Ice Thermal Harvesting, Llc Systems and methods to utilize heat carriers in conversion of thermal energy
US12312981B2 (en) 2021-04-02 2025-05-27 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
IT202300027891A1 (it) * 2023-12-22 2025-06-22 Danieli Off Mecc Sistema e procedimento per la produzione di aria compressa
WO2025201694A1 (en) * 2024-03-27 2025-10-02 Accelleron Switzerland Ltd System for producing compressed gas using the brayton cycle for waste heat recovery and method of operating such system
US12534990B2 (en) 2022-12-29 2026-01-27 Ice Thermal Harvesting, Llc Power generation assemblies for hydraulic fracturing systems and methods

Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB711271A (en) * 1950-08-18 1954-06-30 W H Allen Sons & Company Ltd Improvements in or relating to waste heat recovery installations
US3995431A (en) * 1972-08-10 1976-12-07 Schwartzman Everett H Compound brayton-cycle engine
US4503337A (en) * 1981-04-27 1985-03-05 Daimler-Benz Aktiengesellschaft Power supply system for heat and electricity
US4715814A (en) * 1985-06-12 1987-12-29 Takamiya Dental Manufacturing Company Limited Articulator
US4751814A (en) * 1985-06-21 1988-06-21 General Electric Company Air cycle thermodynamic conversion system
US5121600A (en) * 1990-06-21 1992-06-16 Energeo, Inc. Transportable electrical power generating system fueled by organic waste
US5715682A (en) * 1996-01-24 1998-02-10 Ebara Corporation Combined-cycle power generation system using waste matter as fuel
US6016634A (en) * 1995-07-26 2000-01-25 Cummins Power Generation Limited Fabricated structure, especially a housing for a generator set, and a method of fabricating such a structure
US20030049139A1 (en) * 2000-03-31 2003-03-13 Coney Michael Willoughby Essex Engine
US7221061B2 (en) * 2002-12-02 2007-05-22 Caterpillar Inc Power generation system having an external process module
US20100050638A1 (en) * 2007-05-14 2010-03-04 Shinji Ogino Low-pressure-vapor-recovery turbine generator
US20110061384A1 (en) * 2009-09-17 2011-03-17 Echogen Power Systems, Inc. Heat engine and heat to electricity systems and methods with working fluid fill system
US20120000200A1 (en) * 2010-06-30 2012-01-05 General Electric Company Inert gas purging system for an orc heat recovery boiler
US20120175886A1 (en) * 2010-09-03 2012-07-12 Icr Turbine Engine Corporation Gas turbine engine configurations
WO2012118491A1 (en) * 2011-03-01 2012-09-07 C-Tech International Llc Stackable containerized modular generator
US20180109163A1 (en) * 2016-10-19 2018-04-19 Powersecure, Inc. Modular power generation facilities using shipping container-based modules
WO2018162913A1 (en) * 2017-03-08 2018-09-13 Aggreko UK Limited Deployment systems and methods for containerised generator systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0199902A1 (de) * 1985-04-29 1986-11-05 GebràœDer Sulzer Aktiengesellschaft Kombinierte Heissluftturbinen-Dampfkraftanlage
US5704209A (en) * 1994-02-28 1998-01-06 Ormat Industries Ltd Externally fired combined cycle gas turbine system
US7284363B2 (en) * 2004-06-16 2007-10-23 Honeywell International, Inc. Method of power generation for airborne vehicles
US20110094231A1 (en) * 2009-10-28 2011-04-28 Freund Sebastian W Adiabatic compressed air energy storage system with multi-stage thermal energy storage
GB2532281A (en) * 2014-11-17 2016-05-18 Demetair Systems A waste heat recovery system combined with compressed air energy storage

Patent Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB711271A (en) * 1950-08-18 1954-06-30 W H Allen Sons & Company Ltd Improvements in or relating to waste heat recovery installations
US3995431A (en) * 1972-08-10 1976-12-07 Schwartzman Everett H Compound brayton-cycle engine
US4503337A (en) * 1981-04-27 1985-03-05 Daimler-Benz Aktiengesellschaft Power supply system for heat and electricity
US4715814A (en) * 1985-06-12 1987-12-29 Takamiya Dental Manufacturing Company Limited Articulator
US4751814A (en) * 1985-06-21 1988-06-21 General Electric Company Air cycle thermodynamic conversion system
US5121600A (en) * 1990-06-21 1992-06-16 Energeo, Inc. Transportable electrical power generating system fueled by organic waste
US6016634A (en) * 1995-07-26 2000-01-25 Cummins Power Generation Limited Fabricated structure, especially a housing for a generator set, and a method of fabricating such a structure
US5715682A (en) * 1996-01-24 1998-02-10 Ebara Corporation Combined-cycle power generation system using waste matter as fuel
US20030049139A1 (en) * 2000-03-31 2003-03-13 Coney Michael Willoughby Essex Engine
US7221061B2 (en) * 2002-12-02 2007-05-22 Caterpillar Inc Power generation system having an external process module
US20100050638A1 (en) * 2007-05-14 2010-03-04 Shinji Ogino Low-pressure-vapor-recovery turbine generator
US20110061384A1 (en) * 2009-09-17 2011-03-17 Echogen Power Systems, Inc. Heat engine and heat to electricity systems and methods with working fluid fill system
US20120000200A1 (en) * 2010-06-30 2012-01-05 General Electric Company Inert gas purging system for an orc heat recovery boiler
US20120175886A1 (en) * 2010-09-03 2012-07-12 Icr Turbine Engine Corporation Gas turbine engine configurations
WO2012118491A1 (en) * 2011-03-01 2012-09-07 C-Tech International Llc Stackable containerized modular generator
US20180109163A1 (en) * 2016-10-19 2018-04-19 Powersecure, Inc. Modular power generation facilities using shipping container-based modules
WO2018162913A1 (en) * 2017-03-08 2018-09-13 Aggreko UK Limited Deployment systems and methods for containerised generator systems

Cited By (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11480101B1 (en) * 2020-01-17 2022-10-25 William Honjas Waste heat gathering and transfer system and method
WO2021202939A3 (en) * 2020-04-02 2021-11-11 247Solar Inc. Concentrated solar energy collection, thermal storage, and power generation systems and methods with optional supplemental fuel production
US12305888B2 (en) 2020-04-02 2025-05-20 247Solar Inc. Concentrated solar energy collection, thermal storage, and power generation systems and methods with optional supplemental fuel production
US12146475B2 (en) 2021-04-02 2024-11-19 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power in an organic rankine cycle operation
US11732697B2 (en) 2021-04-02 2023-08-22 Ice Thermal Harvesting, Llc Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on wellhead fluid temperature
US12454896B2 (en) 2021-04-02 2025-10-28 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US11493029B2 (en) 2021-04-02 2022-11-08 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power at a drilling rig
US11542888B2 (en) 2021-04-02 2023-01-03 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US11549402B2 (en) 2021-04-02 2023-01-10 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US11572849B1 (en) 2021-04-02 2023-02-07 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US11578706B2 (en) 2021-04-02 2023-02-14 Ice Thermal Harvesting, Llc Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on wellhead fluid temperature
US11592009B2 (en) 2021-04-02 2023-02-28 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power at a drilling rig
US11598320B2 (en) 2021-04-02 2023-03-07 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power at a drilling rig
US11624355B2 (en) 2021-04-02 2023-04-11 Ice Thermal Harvesting, Llc Modular mobile heat generation unit for generation of geothermal power in organic Rankine cycle operations
US11644015B2 (en) 2021-04-02 2023-05-09 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power at a drilling rig
US11644014B2 (en) 2021-04-02 2023-05-09 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power in an organic Rankine cycle operation
US11946459B2 (en) 2021-04-02 2024-04-02 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power at a drilling rig
US11680541B2 (en) 2021-04-02 2023-06-20 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US11933279B2 (en) 2021-04-02 2024-03-19 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power at a drilling rig
US11761433B2 (en) 2021-04-02 2023-09-19 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power in an organic Rankine cycle operation
US11761353B2 (en) 2021-04-02 2023-09-19 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US11773805B2 (en) 2021-04-02 2023-10-03 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US11879409B2 (en) 2021-04-02 2024-01-23 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US11905934B2 (en) 2021-04-02 2024-02-20 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power at a drilling rig
US12385474B2 (en) 2021-04-02 2025-08-12 Ice Thermal Harvesting, Llc Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on working fluid temperature
US11486370B2 (en) 2021-04-02 2022-11-01 Ice Thermal Harvesting, Llc Modular mobile heat generation unit for generation of geothermal power in organic Rankine cycle operations
US11933280B2 (en) 2021-04-02 2024-03-19 Ice Thermal Harvesting, Llc Modular mobile heat generation unit for generation of geothermal power in organic Rankine cycle operations
US11668209B2 (en) 2021-04-02 2023-06-06 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US11959466B2 (en) 2021-04-02 2024-04-16 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power in an organic Rankine cycle operation
US11971019B2 (en) 2021-04-02 2024-04-30 Ice Thermal Harvesting, Llc Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on wellhead fluid temperature
US12049875B2 (en) 2021-04-02 2024-07-30 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power in an organic Rankine cycle operation
US12060867B2 (en) 2021-04-02 2024-08-13 Ice Thermal Harvesting, Llc Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on working fluid temperature
US12104553B2 (en) 2021-04-02 2024-10-01 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US12110878B2 (en) 2021-04-02 2024-10-08 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power at a drilling rig
US12135016B2 (en) 2021-04-02 2024-11-05 Ice Thermal Harvesting, Llc Systems for generating geothermal power in an organic Rankine cycle operation during hydrocarbon production based on wellhead fluid temperature
US12140124B2 (en) 2021-04-02 2024-11-12 Ice Thermal Harvesting, Llc Systems and methods for generation of electrical power at a drilling rig
US11486330B2 (en) 2021-04-02 2022-11-01 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US12163485B2 (en) 2021-04-02 2024-12-10 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US12312981B2 (en) 2021-04-02 2025-05-27 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US11480074B1 (en) 2021-04-02 2022-10-25 Ice Thermal Harvesting, Llc Systems and methods utilizing gas temperature as a power source
US12305624B2 (en) 2021-04-02 2025-05-20 Ice Thermal Harvesting, Llc Modular mobile heat generation unit for generation of geothermal power in organic rankine cycle operations
WO2024040657A1 (zh) * 2022-08-24 2024-02-29 哈电发电设备国家工程研究中心有限公司 一种双回路闭式布雷顿循环发电装置及其运行方法
CN115288813A (zh) * 2022-08-24 2022-11-04 哈电发电设备国家工程研究中心有限公司 一种双回路闭式布雷顿循环发电装置及其运行方法
US12534990B2 (en) 2022-12-29 2026-01-27 Ice Thermal Harvesting, Llc Power generation assemblies for hydraulic fracturing systems and methods
US12180861B1 (en) 2022-12-30 2024-12-31 Ice Thermal Harvesting, Llc Systems and methods to utilize heat carriers in conversion of thermal energy
IT202300027891A1 (it) * 2023-12-22 2025-06-22 Danieli Off Mecc Sistema e procedimento per la produzione di aria compressa
WO2025134077A1 (en) 2023-12-22 2025-06-26 Danieli & C. Officine Meccaniche S.P.A. System and process for producing compressed air
WO2025201694A1 (en) * 2024-03-27 2025-10-02 Accelleron Switzerland Ltd System for producing compressed gas using the brayton cycle for waste heat recovery and method of operating such system

Also Published As

Publication number Publication date
EP3555432A1 (de) 2019-10-23
EP3555432A4 (de) 2020-08-12
WO2018107279A1 (en) 2018-06-21
CA3045185A1 (en) 2018-06-21
MX2019006899A (es) 2019-10-15

Similar Documents

Publication Publication Date Title
US20200095899A1 (en) Apparatus for extracting energy from waste heat
JP6490466B2 (ja) 廃棄物処理設備及び廃棄物処理設備の操炉方法
JP6333021B2 (ja) 焼却処理設備及び焼却処理方法
JP6655467B2 (ja) 廃棄物処理設備の操炉方法及び廃棄物処理設備
US20130145763A1 (en) Recovery for thermal cycles
US6742337B1 (en) Waste heat recovery system
CN102549339B (zh) 蓄热式燃烧器的燃烧设备以及燃烧方法
JP6580398B2 (ja) 廃棄物処理設備及び廃棄物処理設備の運転方法
JP6800594B2 (ja) 廃棄物処理設備及び廃棄物処理設備の操炉方法
US20180245800A1 (en) Method and apparatus for utilization of hot water plant waste heat recovery by incorporated high temperature water source heat pump
US20110239650A1 (en) Power plant comprising a turbine unit and a generator
JP2015194308A (ja) 焼却処理設備及び焼却処理方法
JP5067653B2 (ja) 加圧焼却炉設備及びその運転方法
JP7254438B2 (ja) 廃棄物処理設備の運転方法及び廃棄物処理設備
EP3237344B1 (de) Energieeffizientes verfahren und anlage zum schmelzen von verglasbarem material in einem flammenbefeuerten ofen
JP2015194307A (ja) 焼却処理設備及び焼却処理方法
KR20190118681A (ko) 열 전달을 갖는 점진적 산화
JP6947608B2 (ja) 廃棄物処理設備及び廃棄物処理設備の運転方法
EP4189303B1 (de) Heizsystem
JP7156923B2 (ja) 廃棄物処理設備及び廃棄物処理設備の運転方法
JP7156922B2 (ja) 廃棄物処理設備及び廃棄物処理設備の運転方法
KR20230094626A (ko) 가열로 배열회수 장치 및 방법
WO2004085801A1 (en) Power supply unit
CN103162413A (zh) 风热原油恒温装置
AU2019344327A1 (en) Energy recovery system

Legal Events

Date Code Title Description
AS Assignment

Owner name: BLUE BOX TECHNOLOGY INC., ONTARIO

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:MERSWOLKE, PAUL;DI BELLA, FRANCIS;SIGNING DATES FROM 20190530 TO 20190607;REEL/FRAME:049445/0552

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION