WO2021068429A1 - Dispositif de pompe à chaleur à cycle combiné à fluide de travail unique - Google Patents

Dispositif de pompe à chaleur à cycle combiné à fluide de travail unique Download PDF

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Publication number
WO2021068429A1
WO2021068429A1 PCT/CN2020/000234 CN2020000234W WO2021068429A1 WO 2021068429 A1 WO2021068429 A1 WO 2021068429A1 CN 2020000234 W CN2020000234 W CN 2020000234W WO 2021068429 A1 WO2021068429 A1 WO 2021068429A1
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Prior art keywords
regenerator
heat
dual
medium channel
evaporator
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PCT/CN2020/000234
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English (en)
Chinese (zh)
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李华玉
李鸿瑞
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李华玉
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Publication of WO2021068429A1 publication Critical patent/WO2021068429A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/06—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/08—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using ejectors

Definitions

  • the invention belongs to the technical field of refrigeration and heat pumps.
  • Cold demand, heat demand and power demand are common in human life and production; among them, the use of mechanical energy to convert heat energy is an important way to achieve cooling and efficient heating.
  • the temperature of the cooling medium changes during refrigeration, and the temperature of the heated medium often changes during heating; when using mechanical energy to heat, often the heated medium has the dual characteristics of variable temperature and high temperature at the same time, which makes the use of a single Thermal cycle theory has many problems such as unreasonable performance index, low heating parameters, high compression ratio, and too much working pressure when it realizes cooling or heating.
  • the temperature difference between the working fluid and the heated medium loses a lot; at the same time, the condensate loses a lot in the depressurization process or is used
  • the cost is high; when the supercritical working condition is adopted, the compression ratio is high, which makes the manufacturing cost of the compressor high and the safety is reduced; in both cases, it is difficult to eliminate the side effects of obtaining low-temperature heat load.
  • the gas compression heat pump device based on the reverse Brayton cycle requires a relatively low compression, which limits the improvement of heating parameters; at the same time, the low temperature process is variable temperature, which makes the low temperature link of cooling or heating often large The temperature difference loss, the performance index is not ideal.
  • the present invention proposes a single working substance combined cycle heat pump device.
  • the main purpose of the present invention is to provide a single working substance combined cycle heat pump device.
  • the specific content of the invention is described as follows:
  • Single working fluid combined cycle heat pump device mainly composed of dual energy compressor, expansion speed increaser, nozzle, heat supply, evaporator and regenerator; dual energy compressor has circulating working fluid channel and heat supply After the regenerator is connected, it is divided into two paths-the first path is connected to the heat regenerator through the expansion speed increaser, and the second path is directly connected to the heat regenerator.
  • the heat exchanger also has a circulating working medium channel that communicates with the heat regenerator, and the regenerator has a circulating working medium channel that communicates with the dual-energy compressor; the heater also has a heated medium channel that communicates with the outside, and the evaporator has a low-temperature heat medium channel.
  • the expansion speed increaser is connected to the dual-energy compressor and transmits power to form a single working substance combined cycle heat pump device.
  • the single working substance combined cycle heat pump device is mainly composed of a dual-energy compressor, an expansion speed increaser, a nozzle, a heat supply device, an evaporator, a regenerator and a second heat supply device;
  • the dual-energy compressor has a cycle After the working fluid channel is connected to the heat supply, it is divided into two paths-the first path is connected to the heat regenerator through the expansion speed increaser, and the second path is connected to the heat regenerator through the second heat supply, and then there is condensate in the heat regenerator.
  • the pipeline is connected to the evaporator through the nozzle.
  • the evaporator also has a circulating working medium channel to communicate with the heat regenerator, and the regenerator also has a circulating working medium channel to communicate with the dual-energy compressor; the heat supply and the second heat supply also The heated medium channel is connected to the outside, and the evaporator has a low-temperature heat medium channel connected to the outside.
  • the expansion speed increaser is connected to the dual-energy compressor and transmits power to form a single working substance combined cycle heat pump device.
  • the single working substance combined cycle heat pump device is mainly composed of dual-energy compressor, expansion speed increaser, nozzle, heat supply, evaporator, regenerator, second nozzle and second regenerator; After the energy compressor has a circulating working medium channel connected to the heater, it is divided into two paths-the first path is connected to the expansion speed increaser, and the second path is connected to the regenerator through the second regenerator and then divided into two paths- The first path is led out from the middle or the end of the regenerator and passes through the second nozzle and the second regenerator and then communicates with the expansion speeder through the middle inlet port, and the second path is led from the end of the regenerator through the nozzle Connected with the evaporator, the expansion speed-increasing machine also has a circulating working medium channel connected with the regenerator; the evaporator also has a circulating working medium channel connected with the regenerator, and the regenerator has a circulating working medium channel connected with the dual-energy compressor
  • the heater also has a medium channel to be heated to communicate
  • Single working fluid combined cycle heat pump device mainly composed of dual-energy compressor, expansion speed increaser, nozzle, heat supply, evaporator, regenerator and reheater; dual-energy compressor has circulating working fluid After the passage is connected to the heater, it is divided into two paths-the first path is connected to the expansion speed increaser, the expansion speed increaser and the circulating working fluid channel is connected to the expansion speed increaser through the reheater, and the expansion speed increaser has circulation
  • the working fluid channel is connected to the heat regenerator, the second way is connected to the heat regenerator through the reheater, and then the condensate pipe of the regenerator is connected to the evaporator through the nozzle.
  • the evaporator also has a circulating working fluid channel and heat recovery.
  • the regenerator has a circulating working medium channel to communicate with the dual-energy compressor; the heater also has a heated medium channel to communicate with the outside, the evaporator also has a low-temperature heat medium channel to communicate with the outside, and the expansion speed increaser is connected to the dual-energy compressor. It can compress and transmit power to form a single working substance combined cycle heat pump device.
  • the single working substance combined cycle heat pump device is mainly composed of dual-energy compressor, expansion speed increaser, nozzle, heat supply, evaporator, regenerator and high-temperature regenerator; dual-energy compressor has cycle work
  • the mass channel is connected to the high-temperature regenerator through the heat supply and is divided into two paths-the first path is connected with the regenerator through the expansion speed increaser, the second path is directly connected with the regenerator, and then the regenerator has a condensate pipe
  • the evaporator is connected to the evaporator through the nozzle, and the evaporator has a circulating working medium channel to communicate with the regenerator.
  • the regenerator also has a circulating working medium channel to communicate with the dual-energy compressor through the high-temperature regenerator;
  • the heating medium channel is connected to the outside, and the evaporator also has a low temperature heating medium channel to communicate with the outside.
  • the expansion speed increaser is connected to the dual-energy compressor and transmits power to form a single working medium combined cycle heat pump device.
  • the single working substance combined cycle heat pump device is mainly composed of dual-energy compressor, expansion speed increaser, nozzle, heat supply, evaporator, regenerator, second heat supply and high temperature regenerator;
  • the energy compressor has a circulating working medium channel that is connected to the high-temperature regenerator through the heat supply and is divided into two paths-the first path is connected to the heat regenerator through the expansion speed increaser, and the second path is connected to the heat regenerator through the second heat supply unit After the regenerator is connected, the condensate pipeline is connected to the evaporator through the nozzle.
  • the evaporator also has a circulating working medium channel connected with the regenerator, and the regenerator also has a circulating working medium channel through the high-temperature regenerator and the double
  • the energy compressor is connected; the heat supply and the second heat supply are respectively connected to the outside with the heated medium channel, the evaporator also has the low-temperature heat medium channel to communicate with the outside, the expansion speed increaser is connected to the dual-energy compressor and transmits power, Form a single working substance combined cycle heat pump device.
  • Single working fluid combined cycle heat pump device mainly composed of dual-energy compressor, expansion speed increaser, nozzle, heat supply, evaporator, regenerator, second nozzle, second regenerator and high temperature heat recovery
  • the dual-energy compressor has a circulating working medium channel that is connected to the high-temperature regenerator through the heat supply and is divided into two paths-the first path is connected with the expansion speed increaser, and the second path is connected to the second path through the second regenerator.
  • the heat exchanger After the heat exchanger is connected, it is divided into two paths—the first path is drawn from the middle or the end of the regenerator and passes through the second nozzle and the second regenerator, and then communicates with the expansion speed increaser through the middle intake port, and the second path After being led out from the end of the regenerator, it is connected to the evaporator through a nozzle.
  • the expansion speed-increasing machine also has a circulating working medium channel connected with the regenerator; the evaporator also has a circulating working medium channel connected with the regenerator, and the regenerator has The circulating working medium channel is connected to the dual-energy compressor through the high-temperature regenerator; the heat supplier also has the heated medium channel to communicate with the outside, the evaporator also has the low-temperature heat medium channel to communicate with the outside, and the expansion speeder is connected to the dual-energy compressor And transmit power to form a single working substance combined cycle heat pump device.
  • Single working substance combined cycle heat pump device mainly composed of dual energy compressor, expansion speed increaser, nozzle, heat supply, evaporator, regenerator, reheater and high temperature regenerator; dual energy compression
  • the circulating working fluid channel of the machine is connected to the high temperature regenerator through the heat supply and divided into two paths-the first way is connected with the expansion speed increaser, the expansion speed increaser and the circulating working fluid channel are connected to the expansion speed through the reheater
  • the machine communication and expansion speed-increasing machine also has a circulating working medium channel to communicate with the regenerator, the second circulating working medium channel is connected to the reheater through the reheater, and then the regenerator has a condensate pipeline through the nozzle to evaporate
  • the evaporator has a circulating working medium channel to communicate with the regenerator, and the regenerator has a circulating working medium channel that communicates with the dual-energy compressor through the high-temperature regenerator; the heater also has a heated medium channel that communicates with the outside.
  • the single working substance combined cycle heat pump device is a single working substance combined cycle heat pump device described in claims 1-8, adding a new compressor and a new heat supply, and the dual-energy compressor
  • the communication between the circulating working medium channel and the heater is adjusted to a dual-energy compressor.
  • the circulating working medium channel is connected to the newly added compressor via the newly added heater, and the new compressor has a circulating working medium channel to communicate with the heater.
  • the newly added heat supply device also has a medium channel to be heated to communicate with the outside, forming a single working fluid combined cycle heat pump device.
  • a single working substance combined cycle heat pump device is a single working substance combined cycle heat pump device described in claims 1-8, adding a new heat supply and a new expander, and the dual-energy compressor
  • the communication between the circulating working medium channel and the heater is adjusted to a dual-energy compressor.
  • the circulating working medium channel is connected to the newly added expander through the newly added heat supplier, and the newly added expander has the circulating working medium channel to communicate with the heat supplier.
  • the newly-added expander is connected to the dual-energy compressor and transmits power, and the newly-added heater and the heated medium channel are connected to the outside to form a single working substance combined cycle heat pump device.
  • the single working substance combined cycle heat pump device is mainly composed of a dual-energy compressor, an expansion speed increaser, a nozzle, a heat supply device, an evaporator, a regenerator and a second heat supply device;
  • the dual-energy compressor has a first A circulating working medium channel is connected to the second heat supplier, the second heat supplier also has a circulating working medium channel connected to the heat regenerator through an expansion speed increaser, and the dual-energy compressor also has a second circulating working medium channel for heating
  • the heat supply device also has a circulating working medium channel connected with the regenerator. After the regenerator has a condensate pipe connected with the evaporator through a nozzle, the evaporator also has a circulating working medium channel connected with the regenerator.
  • the heat exchanger also has a circulating working medium channel that communicates with the dual-energy compressor; the heat supplier and the second heater also have a heated medium channel that communicates with the outside, and the evaporator also has a low-temperature heat medium channel that communicates with the outside, and the expansion rate is increased.
  • the machine is connected to a dual-energy compressor and transmits power to form a single working substance combined cycle heat pump device.
  • the single-working-substance combined cycle heat pump device is mainly composed of dual-energy compressor, expansion speed increaser, nozzle, heat supply, evaporator, regenerator and second heat supply; dual-energy compressor has a first A circulating working medium channel is connected to the heat supplier, and the heat supplier also has a circulating working medium channel connected to the regenerator. After the regenerator has a condensate pipeline connected to the evaporator through a nozzle, the dual-energy compressor has a second The second circulating working medium channel is connected to the second heat supply unit.
  • the second heating device also has a circulating working medium channel which is connected to the heat regenerator via an expansion speed increaser.
  • the evaporator also has a circulating working medium channel which is connected to the heat regenerator.
  • the heat exchanger also has a circulating working medium channel that communicates with the dual-energy compressor; the heat supplier and the second heater also have a heated medium channel that communicates with the outside, and the evaporator also has a low-temperature heat medium channel that communicates with the outside, and the expansion rate is increased.
  • the machine is connected to a dual-energy compressor and transmits power to form a single working substance combined cycle heat pump device.
  • Single working fluid combined cycle heat pump device mainly composed of dual energy compressor, expansion speed increaser, nozzle, heat supply, evaporator, regenerator, newly added dual energy compressor and second heat supply ;
  • the dual-energy compressor has a circulating working medium channel to communicate with the heat supply, and the heat supply also has a circulating working medium channel to communicate with the regenerator.
  • After the regenerator is connected there is a condensate pipeline that communicates with the evaporator through a nozzle, and the evaporator There is also a circulating working medium channel connected to the regenerator, and the regenerator and a circulating working medium channel are respectively connected to the dual-energy compressor and the newly added dual-energy compressor.
  • the newly added dual-energy compressor also has a circulating working medium channel and the second The second heat supply device is connected, and the second heat supply device also has a circulating working medium channel that communicates with the regenerator through an expansion speed increaser; the heat supply device and the second heat supply device also have a heated medium channel that communicates with the outside, and the evaporator also A low-temperature heat medium channel is connected to the outside, and the expansion speed-increasing machine is connected to the dual-energy compressor and transmits power to form a single working fluid combined cycle heat pump device.
  • the single-working-substance combined-cycle heat pump device is a single-working-substance combined-cycle heat pump device described in claims 11-13, adding a new heat supply, and the heat supply has a circulating working medium channel and The regenerator communication is adjusted so that the heat supply has a circulating working medium channel that communicates with the regenerator through the newly added heat supply device, and the newly added heat supply device also has a heated medium channel that communicates with the outside, forming a single working substance combined cycle heat pump device.
  • the single working substance combined cycle heat pump device is a single working substance combined cycle heat pump device described in claims 11-13, adding a new nozzle and a second regenerator, and the heat supply has The communication between the circulating working medium channel and the regenerator is adjusted so that the heat supply has a circulating working medium channel that communicates with the regenerator through the second regenerator, and the regenerator is provided with a circulating working medium channel through the newly added nozzle and the second regenerator Then it is connected with the expander through the middle intake port to form a single working fluid combined cycle heat pump device.
  • the single working fluid combined cycle heat pump device is a single working fluid combined cycle heat pump device described in claims 11-13, adding a reheater, and the heat supply has a circulating working fluid channel and a heat recovery
  • the communication of the heater is adjusted so that the circulating working medium passage of the heat supply device communicates with the heat regenerator through the reheater, and the second heat supply device is connected with the circulating working medium passage through the expansion speed increaser and the regenerator is adjusted to be the second heat supplier
  • a circulating working medium channel is connected to the expansion speed increaser, the expansion speed increaser and the circulating working medium reheat channel are connected to the expansion speed increaser through the reheater, and the expansion speed increaser and the circulating working medium channel are connected to the regenerator , Forming a single working fluid combined cycle heat pump device.
  • the single working substance combined cycle heat pump device is a single working substance combined cycle heat pump device described in claims 1-16, adding a turbo speed increaser, eliminating the nozzle, and adding condensate to the regenerator
  • the pipeline is connected to the evaporator through the nozzle and adjusted to the regenerator.
  • the condensate pipeline is connected to the evaporator through the turbo speed increaser.
  • the turbo speed increaser is connected to the dual-energy compressor and transmits power to form a single working substance combined cycle heat pump device .
  • the single working substance combined cycle heat pump device is a single working substance combined cycle heat pump device of any one of claims 1-16.
  • the evaporator and nozzle are eliminated, and the low temperature heat medium connected to the outside of the evaporator is eliminated.
  • Channel the evaporator has a circulating working fluid channel and the heat regenerator are connected to adjust to the external steam channel to communicate with the regenerator, and the regenerator has a condensate pipeline that communicates with the evaporator through the nozzle and adjusts to the regenerator has condensation
  • the liquid pipeline is connected to the outside to form a single working fluid combined cycle heat pump device.
  • Figure 1/16 is the first principle thermal system diagram of the single working fluid combined cycle heat pump device provided by the present invention.
  • Figure 2/16 is the second principle thermal system diagram of the single working fluid combined cycle heat pump device provided by the present invention.
  • Fig. 3/16 is the third principle thermal system diagram of the single working fluid combined cycle heat pump device provided by the present invention.
  • Fig. 4/16 is a fourth principle thermal system diagram of the single working fluid combined cycle heat pump device provided by the present invention.
  • Figure 5/16 is the fifth principle thermal system diagram of the single working fluid combined cycle heat pump device provided by the present invention.
  • Fig. 6/16 is the sixth principle thermal system diagram of the single working fluid combined cycle heat pump device provided by the present invention.
  • Figure 7/16 is the seventh principle thermal system diagram of the single working fluid combined cycle heat pump device provided by the present invention.
  • Fig. 8/16 is a schematic diagram of the eighth principle thermal system of the single working fluid combined cycle heat pump device provided by the present invention.
  • Figure 9/16 is a ninth principle thermal system diagram of a single working fluid combined cycle heat pump device provided by the present invention.
  • Figure 10/16 is the tenth principle thermal system diagram of the single working fluid combined cycle heat pump device provided by the present invention.
  • Figure 11/16 is the eleventh principle thermal system diagram of the single working fluid combined cycle heat pump device provided by the present invention.
  • Figure 12/16 is the twelfth principle thermal system diagram of the single working fluid combined cycle heat pump device provided by the present invention.
  • Figure 13/16 is the 13th principle thermal system diagram of the single working fluid combined cycle heat pump device provided by the present invention.
  • Figure 14/16 is the 14th principle thermal system diagram of the single working fluid combined cycle heat pump device provided by the present invention.
  • Figure 15/16 is the 15th principle thermal system diagram of the single working fluid combined cycle heat pump device provided by the present invention.
  • Fig. 16/16 is a diagram of the 16th principle thermal system of the single working substance combined cycle heat pump device provided by the present invention.
  • the evaporator 5 also has a circulating working medium channel to communicate with the heat regenerator 6, and the regenerator 6 has a circulating working medium channel to communicate with the dual-energy compressor 1; the heat supply 4 also has a heated medium channel connected to the outside
  • the evaporator 5 also has a low-temperature heat medium channel to communicate with the outside, and the expansion speed increaser 2 is connected to the dual-energy compressor 1 and transmits power.
  • the circulating working fluid discharged by the expansion speed increaser 2 and the evaporator 5 enters the regenerator 6 to absorb heat and increase the temperature, and then enters the dual-energy compressor 1 to increase the pressure and increase the speed and decrease the speed; the dual-energy compressor 1 discharges
  • the circulating working fluid flows through the heat supply 4 and releases heat, and then is divided into two paths-the first path flows through the expansion speed increaser 2 to reduce the pressure and increase the speed, and then enters the regenerator 6, the second path flows through the heat recovery
  • the evaporator 6 radiates heat and condenses and flows through the nozzle 3 to reduce the pressure and increase the speed, and then enters the evaporator 5; the circulating working fluid entering the evaporator 5 absorbs heat and vaporizes, and then enters the regenerator 6; Heat load, the low-temperature heat medium provides low-temperature heat load through the evaporator 5, and the external and expansion speed increaser 2 jointly provide power to the dual-energy compressor 1 to form a single working medium combined cycle heat pump
  • dual-energy compressor 1 has a circulating working fluid channel and heating After the device 4 is connected, it is divided into two paths-the first path is connected to the heat regenerator 6 through the expansion speed increaser 2 and the second path is directly connected to the heat regenerator 6 after which there is a condensate pipeline through the turbine to increase the speed.
  • the machine 7 is connected with the evaporator 5.
  • the evaporator 5 also has a circulating working medium channel connected with the regenerator 6, and the regenerator 6 has a circulating working medium channel connected with the dual-energy compressor 1; the heat supply 4 is also heated
  • the medium channel communicates with the outside
  • the evaporator 5 also has a low-temperature heat medium channel to communicate with the outside
  • the expansion speed increaser 2 and the turbo speed increaser 7 are connected to the dual-energy compressor 1 and transmit power.
  • the circulating working fluid discharged by the expansion speed increaser 2 and the evaporator 5 enters the regenerator 6 to absorb heat and increase the temperature, and then enters the dual-energy compressor 1 to increase the pressure and increase the speed and decrease the speed; the dual-energy compressor 1 discharges
  • the circulating working fluid flows through the heat supply 4 and releases heat, and then is divided into two paths-the first path flows through the expansion speed increaser 2 to reduce the pressure and increase the speed, and then enters the regenerator 6, the second path flows through the heat recovery
  • the evaporator 6 radiates heat and condenses and flows through the turbo gear 7 to reduce pressure and increase the speed, and then enters the evaporator 5; the circulating working fluid entering the evaporator 5 absorbs heat and vaporizes, and then enters the regenerator 6; the heated medium passes through the supply Heater 4 obtains high temperature heat load, low temperature heat medium provides low temperature heat load through evaporator 5.
  • External, expansion speed increaser 2 and turbo speed increaser 7 jointly provide power to dual-energy compressor
  • dual-energy compressor 1 has a circulating working medium
  • the passage is connected to the heat supply 4, it is divided into two paths-the first path is connected to the heat regenerator 6 through the expansion speed increaser 2, and the second path is connected to the heat regenerator 6 through the second heat supply 8 and then the heat regenerator 6
  • the condensate pipeline is connected with the evaporator 5 through the nozzle 3, the evaporator 5 has a circulating working medium channel connected with the regenerator 6, and the regenerator 6 has a circulating working medium channel connected with the dual-energy compressor 1;
  • the heat supply 4 and the second heat supply 8 respectively have a medium to be heated channel to communicate with the outside, the evaporator 5 also has a low-temperature heat medium channel to communicate with the outside, and the expansion speed increaser 2 is connected to the dual-energy compressor 1 and transmits power.
  • the circulating working fluid discharged by the expansion speed increaser 2 and the evaporator 5 enters the regenerator 6 to absorb heat and increase the temperature, and then enters the dual-energy compressor 1 to increase the pressure and increase the speed and decrease the speed; the dual-energy compressor 1 discharges
  • the circulating working fluid flows through the heat supply 4 and releases heat, and then is divided into two paths-the first path flows through the expansion speed increaser 2 to reduce the pressure and increase the speed, and then enters the regenerator 6, the second path flows through the second
  • the heat supply 8 and the regenerator 6 gradually release heat and condense, flow through the nozzle 3 to reduce the pressure and increase the speed, and then enter the evaporator 5; the circulating working fluid entering the evaporator 5 absorbs heat and vaporizes, and then enters the regenerator 6;
  • the heating medium obtains the high temperature heat load through the heat supply 4 and the second heat supply 8.
  • the low temperature heat medium provides low temperature heat load through the evaporator 5.
  • the external and expansion speed increaser 2 together provide
  • the second road is self-regenerating After the end of the evaporator 6 is led out, it is connected to the evaporator 5 through the nozzle 3, and the expansion speed-increasing machine 2 has a circulating working medium channel which is connected to the regenerator 6; the evaporator 5 also has a circulating working medium channel which is connected to the regenerator 6.
  • the heat exchanger 6 also has a circulating working medium channel that communicates with the dual-energy compressor 1; the heater 4 also has a heated medium channel that communicates with the outside, the evaporator 5 also has a low-temperature heat medium channel that communicates with the outside, and the expansion speed increaser 2 is connected.
  • the dual-energy compressor 1 also transmits power.
  • the circulating working fluid discharged by the expansion speed increaser 2 and the evaporator 5 enters the regenerator 6 to absorb heat and increase the temperature, and then enters the dual-energy compressor 1 to increase the pressure and increase the speed and decrease the speed; the dual-energy compressor 1 discharges
  • the circulating working fluid flows through the heater 4 and releases heat, and then is divided into two paths-the first path enters the expansion speed increaser 2 to reduce pressure and increase the speed, and the second path flows through the second regenerator 10 and releases heat , Enter the regenerator 6 to release heat and partially or completely condense, and then divide into two paths-the first path flows through the second nozzle 9 to reduce the pressure and increase the speed, flows through the second regenerator 10 to absorb heat and enters through the middle
  • the gas port enters the expansion speed increaser 2 to reduce pressure and increase the speed.
  • the second condensate or the condensate after continuing to release heat enters the evaporator 5 through the nozzle 3 after pressure reduction and speed increase, and the expansion speed increaser 2 discharges
  • the circulating working fluid enters the regenerator 6; the circulating working fluid entering the evaporator 5 absorbs heat and vaporizes, and then enters the regenerator 6; the heated medium obtains high temperature heat load through the heat supply 4, and the low temperature heat medium provides low temperature through the evaporator 5
  • the heat load, the external and the expansion speed increaser 2 together provide power to the dual-energy compressor 1 to form a single working fluid combined cycle heat pump device.
  • dual-energy compressor 1 has a circulating working fluid channel and After the heat supply 4 is connected, it is divided into two paths-the first path is connected to the expansion speed increaser 2, the expansion speed increaser 2 and the circulating working fluid channel through the reheater 11 to the expansion speed increaser 2 and the expansion speed increaser 2 There is also a circulating working medium channel that is connected to the regenerator 6, the second path is connected to the regenerator 6 through the reheater 11, and then the regenerator 6 has a condensate pipeline that communicates with the evaporator 5 through the nozzle 3, and evaporates.
  • the heater 5 also has a circulating working medium channel that communicates with the regenerator 6, and the regenerator 6 has a circulating working medium channel that communicates with the dual-energy compressor 1; the heater 4 also has a heated medium channel that communicates with the outside, and the evaporator 5 There is also a low-temperature heat medium channel that communicates with the outside, and the expansion speed increaser 2 is connected to the dual-energy compressor 1 and transmits power.
  • the circulating working fluid discharged by the expansion speed increaser 2 and the evaporator 5 enters the regenerator 6 to absorb heat and increase the temperature, and then enters the dual-energy compressor 1 to increase the pressure and increase the speed and decrease the speed; the dual-energy compressor 1 discharges
  • the circulating working fluid flows through the heat supply 4 and releases heat, and then is divided into two paths-the first path enters the expansion speed increaser 2 to reduce the pressure and increase the speed to a certain degree, then flow through the reheater 11 to absorb heat and enter the expansion
  • the speed increaser 2 continues to reduce the pressure and increase the speed, then enters the regenerator 6, the second path flows through the reheater 11 to release heat, flows through the reheater 6 to release heat and condense, and flows through the nozzle 3 to reduce the pressure and increase the pressure.
  • Load, external and expansion speed-increasing machine 2 jointly provide power to dual-energy compressor 1 to form a single working fluid combined cycle heat pump device.
  • the circulating working fluid discharged by the expansion speed increaser 2 and the evaporator 5 enters the regenerator 6 to absorb heat and increase heat, flows through the high temperature regenerator 12 and absorbs heat, and then enters the dual-energy compressor 1 to increase the pressure and increase the temperature. And reduce the speed; the circulating working fluid discharged by the dual-energy compressor 1 flows through the heat supply 4 and the high-temperature regenerator 12 to gradually release heat, and then is divided into two paths-the first path flows through the expansion speed increaser 2 to reduce pressure and perform work After the speed increases, it enters the regenerator 6.
  • the second path flows through the regenerator 6 to release heat and condense and flows through the nozzle 3 to reduce the pressure and increase the speed, and then enter the evaporator 5; the circulating working fluid that enters the evaporator 5 absorbs heat and vaporizes. Then it enters the regenerator 6; the heated medium obtains the high temperature heat load through the heat supply 4, the low temperature heat medium provides low temperature heat load through the evaporator 5, and the outside and the expansion speed increaser 2 together provide power to the dual energy compressor 1 to form Single working substance combined cycle heat pump device.
  • the circulating working fluid discharged by the expansion speed increaser 2 and the evaporator 5 enters the regenerator 6 to absorb heat and increase the temperature, and then enters the dual-energy compressor 1 to increase the pressure and increase the speed and decrease the speed; the dual-energy compressor 1 discharges
  • the circulating working fluid flows through the newly-added heater B and releases heat, flows through the newly-added compressor A to increase the pressure, and flows through the heater 4 and releases heat, and then divides into two paths-the first path flows through expansion and speed increase Engine 2 enters the regenerator 6 after depressurizing and increasing its speed.
  • the second path flows through the regenerator 6 to release heat and condense, and then flows through the nozzle 3 to depressurize and increase, and then enters the evaporator 5; it enters the evaporator 5 cycle.
  • the working fluid absorbs heat and vaporizes, and then enters the regenerator 6; the heated medium obtains the high temperature heat load through the heat supply 4 and the newly added heat supply B, and the low temperature heat medium provides the low temperature heat load through the evaporator 5, and the external and expansion speed increase Engine 2 jointly provides power to dual-energy compressor 1 and the newly added compressor A to form a single working fluid combined cycle heat pump device.
  • the circulating working fluid discharged by the expansion speed increaser 2 and the evaporator 5 enters the regenerator 6 to absorb heat and increase the temperature, and then enters the dual-energy compressor 1 to increase the pressure and increase the speed and decrease the speed; the dual-energy compressor 1 discharges
  • the circulating working fluid flows through the newly-added heater B and releases heat, flows through the newly-added expander C to reduce pressure, and flows through the heater 4 and releases heat, and then divides into two paths—the first path flows through the expansion and increaser.
  • the speed engine 2 goes into the regenerator 6 after reducing the pressure and increasing the speed.
  • the second way flows through the regenerator 6 to release heat and condenses and flows through the nozzle 3 to reduce the pressure and increase the speed and then enter the evaporator 5;
  • the circulating working fluid absorbs heat and vaporizes, and then enters the regenerator 6; the heated medium obtains high temperature heat load through the heat supply 4 and the newly added heat supply B, and the low temperature heat medium provides low temperature heat load through the evaporator 5.
  • the external and expansion increase
  • the speed engine 2 and the newly added expander C jointly provide power to the dual-energy compressor 1 to form a single working substance combined cycle heat pump device.
  • the circulating working fluid discharged by the expansion speed increaser 2 and the evaporator 5 enters the regenerator 6 to absorb heat and increase heat, flows through the high temperature regenerator 12 and absorbs heat, and then enters the dual-energy compressor 1 to increase the pressure and increase the temperature.
  • the circulating working fluid discharged by dual-energy compressor 1 flows through the newly added heat supply device B and releases heat, flows through the newly added compressor A to increase the pressure and temperature, and flows through the heat supply device 4 and the high temperature regenerator 12 gradually After the heat is released, it is divided into two paths-the first path flows through the expansion speed increaser 2 to reduce pressure and increase the speed, and then enters the regenerator 6, the second path flows through the regenerator 6 to release heat and condense and flow through the nozzle 3 After depressurization and speed increase, it enters the evaporator 5; the circulating working fluid that enters the evaporator 5 absorbs heat and vaporizes, and then enters the regenerator 6; the heated medium obtains the high temperature heat load through the heat supply 4 and the newly added heat supply B, The low-temperature heat medium provides low-temperature heat load through the evaporator 5, and the external and expansion speed increaser 2 together provide power to the dual-energy compressor 1 and the newly-added compressor A to form a single working medium combined cycle
  • the second heat supplier 8 also has a circulating working medium channel in communication with the regenerator 6 via the expansion speed increaser 2, and the dual-energy compressor 1 has a second circulating working medium channel. It is connected to the heat supply 4, and the heat supply 4 has a circulating working medium channel to communicate with the regenerator 6.
  • the evaporator 5 After the regenerator 6 has a condensate pipe connected to the evaporator 5 through the nozzle 3, the evaporator 5 has a circulation
  • the working medium channel is connected to the heat regenerator 6, and the regenerator 6 also has a circulating working medium channel that communicates with the dual-energy compressor 1; the heat supply 4 and the second heat supply 8 also each have a heated medium channel that communicates with the outside,
  • the evaporator 5 also has a low-temperature heat medium channel to communicate with the outside, and the expansion speed increaser 2 is connected to the dual-energy compressor 1 and transmits power.
  • the circulating working fluid discharged by the expansion speed increaser 2 and the evaporator 5 enters the regenerator 6 to absorb heat and rises, enters the dual-energy compressor 1 to increase the pressure and increase the temperature and reduce the speed to a certain extent, and then divide into two ways——
  • the first path flows through the second heat supply 8 to release heat, flows through the expansion speed increaser 2 to reduce pressure and increase the speed, and then enters the regenerator 6,
  • the second path continues to increase the pressure and heat up, and flows through the heat supply 4 to release Heat, flow through the regenerator 6 to release heat and condense, flow through the nozzle 3 to reduce the pressure and increase the speed and enter the evaporator 5;
  • the circulating working fluid entering the evaporator 5 absorbs heat and vaporizes, and then enters the regenerator 6; the heated medium passes
  • the heat supply 4 and the second heat supply 8 obtain the high temperature heat load, the low temperature heat medium provides the low temperature heat load through the evaporator 5, and the external and expansion speed increaser 2 together provide
  • the working medium channel is connected to the heat regenerator 6, and the regenerator 6 also has a circulating working medium channel that communicates with the dual-energy compressor 1; the heat supply 4 and the second heat supply 8 also each have a heated medium channel that communicates with the outside,
  • the evaporator 5 also has a low-temperature heat medium channel to communicate with the outside, and the expansion speed increaser 2 is connected to the dual-energy compressor 1 and transmits power.
  • the circulating working fluid discharged by the expansion speed increaser 2 and the evaporator 5 enters the regenerator 6 to absorb heat and rises, enters the dual-energy compressor 1 to increase the pressure and increase the temperature and reduce the speed to a certain extent, and then divide into two ways—— The first path flows through the heat supply 4 to release heat, flows through the regenerator 6 to release heat and condenses, flows through the nozzle 3 to reduce the pressure and increase speed, and enters the evaporator 5. The second path continues to increase the pressure and increase the temperature, and flows through the second supply.
  • the heat exchanger 8 releases heat, flows through the expansion speed-increasing machine 2 to reduce pressure and increase the speed, and then enters the regenerator 6; the circulating working fluid entering the evaporator 5 absorbs heat and vaporizes, and then enters the regenerator 6; the heated medium
  • the high temperature heat load is obtained through the heat supply 4 and the second heat supply 8.
  • the low temperature heat medium provides low temperature heat load through the evaporator 5, and the external and expansion speed increaser 2 together provide power to the dual-energy compressor 1 to form a single working medium Combined cycle heat pump device.
  • Compressor 1 has a circulating working medium channel connected with heat supply 4, and heat supply 4 has a circulating working medium channel connected with regenerator 6, after which regenerator 6 has a condensate pipeline through nozzle 3 and evaporator 5.
  • the evaporator 5 also has a circulating working medium channel to communicate with the regenerator 6, and the regenerator 6 also has a circulating working medium channel to communicate with the dual-energy compressor 1 and the newly added dual-energy compressor D, and the newly added dual-energy compression Engine D also has a circulating working medium channel that communicates with the second heat supplier 8, and the second heat supplier 8 also has a circulating working medium channel that communicates with the regenerator 6 through the expansion speed increaser 2; the heat supplier 4 and the second supply
  • the heat exchanger 8 also has a heated medium channel communicating with the outside, the evaporator 5 also has a low-temperature heat medium channel communicating with the outside, and the expansion speed increaser 2 is connected to the dual-energy compressor 1 and transmits power.
  • the circulating working fluid discharged by the expansion speed increaser 2 and the evaporator 5 enters the regenerator 6 to absorb heat and increase heat, and then divides into two paths-the first path flows through the newly added dual-energy compressor D to increase the pressure and increase the temperature And reduce the speed, flow through the second heater 8 to release heat, flow through the expansion speed increaser 2 to reduce the pressure and increase the speed, and then enter the regenerator 6, the second path flows through the dual-energy compressor 1 to increase the pressure and increase the speed , Flow through the heat supply 4 to release heat, flow through the regenerator 6 to release heat and condense, flow through the nozzle 3 to reduce pressure and increase speed, flow through the evaporator 5 to absorb heat and vaporize, and then enter the regenerator 6; the heated medium passes The heater 4 and the second heater 8 obtain the high temperature heat load, the low temperature heat medium provides the low temperature heat load through the evaporator 5, and the external and the expansion speed increaser 2 jointly provide the dual energy compressor 1 and the newly added dual energy compressor D Provide power to
  • a reheater is added, and the heat supply 4 has a circulating working medium channel to communicate with the regenerator 6 to adjust the heat supply 4
  • the circulating working medium passage is connected to the regenerator 6 through the reheater 11, and the circulating working medium passage of the second heat supply 8 is connected to the regenerator 6 through the expansion speed increaser 2 and adjusted to the second heat supply 8
  • the circulating working medium channel is connected to the expansion speed-increasing machine 2, the expansion speed-increasing machine 2 and the circulating working medium reheating passage are connected to the expansion speed-increasing machine 2 through the reheater 11, and the expansion speed-increasing machine 2 also has the circulating working medium passage and
  • the regenerator 6 is connected.
  • the circulating working fluid in the external steam state enters the regenerator 6, the circulating working fluid discharged by the expansion speed increaser 2 enters the regenerator 6, and the two-way circulating working fluid enters the dual-energy compressor 1 after absorbing heat and heating up.
  • the pressure is increased and the speed is reduced; the circulating working fluid discharged by the dual-energy compressor 1 flows through the heat supply 4 and releases heat, and then is divided into two paths-the first path flows through the expansion speed increaser 2 to reduce the pressure and increase the speed Then it enters the regenerator 6, the second path flows through the regenerator 6 to release heat and condense, and then discharges to the outside; the heated medium obtains the high temperature heat load through the heat supply 4, and the external steam provides low temperature heat load through the in and out process, and the external and expansion increase
  • the speed engine 2 provides power to the dual-energy compressor 1 together to form a single working substance combined cycle heat pump device.
  • a single working fluid is conducive to production and storage; reduces operating costs and improves the flexibility of cycle adjustment
  • the low-pressure operation mode is adopted in the high-temperature heating zone to alleviate or solve the contradiction between the performance index, circulating medium parameters and the pressure and temperature resistance of pipes in traditional refrigeration and heat pump devices.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Other Air-Conditioning Systems (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)

Abstract

La présente invention concerne un dispositif de pompe à chaleur à cycle combiné à fluide de travail unique, comprenant un compresseur à double énergie (1), un engrenage d'augmentation de détente (2), un tuyau de pulvérisation (3), un dispositif d'alimentation en chaleur (4), un évaporateur (5) et un régénérateur de chaleur (6), le compresseur à double énergie (1) étant divisé en deux trajets après avoir été en communication avec le dispositif d'alimentation en chaleur (4) au moyen d'un canal de fluide de travail circulant, le premier trajet étant en communication avec le régénérateur de chaleur (6) au moyen de l'engrenage d'augmentation de détente (2), et le second trajet étant directement en communication avec le régénérateur de chaleur (6) ; le régénérateur de chaleur (6) est ensuite en communication avec l'évaporateur (5) au moyen d'une conduite de condensat par l'intermédiaire du tuyau de pulvérisation (3) ; l'évaporateur (5) est en outre en communication avec le régénérateur de chaleur (6) au moyen du canal de fluide de travail circulant ; le régénérateur de chaleur (6) est en outre en communication avec le compresseur à double énergie (1) au moyen du canal de fluide de travail circulant ; le dispositif d'alimentation en chaleur (4) est en outre en communication avec l'extérieur au moyen d'un canal de fluide chauffé ; l'évaporateur (5) est en outre en communication avec l'extérieur au moyen d'un canal de fluide caloporteur à basse température ; et l'engrenage d'augmentation de détente (2) est raccordé au compresseur à double énergie (1) et transmet de l'énergie, et le dispositif de pompe à chaleur à cycle combiné à fluide de travail unique est ainsi formé.
PCT/CN2020/000234 2019-10-06 2020-09-30 Dispositif de pompe à chaleur à cycle combiné à fluide de travail unique WO2021068429A1 (fr)

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5061549A (fr) * 1973-10-02 1975-05-27
CN101906998A (zh) * 2009-07-31 2010-12-08 王世英 多循环发电热力系统及其实现方法
US20130341929A1 (en) * 2012-06-26 2013-12-26 The Regents Of The University Of California Organic flash cycles for efficient power production
US9038390B1 (en) * 2014-10-10 2015-05-26 Sten Kreuger Apparatuses and methods for thermodynamic energy transfer, storage and retrieval
CN105758049A (zh) * 2016-05-03 2016-07-13 天津商业大学 变流量单工质并联换热器复叠热泵系统
CN107893685A (zh) * 2016-10-12 2018-04-10 李华玉 单工质蒸汽联合循环与联合循环蒸汽动力装置
CN108005743A (zh) * 2017-11-13 2018-05-08 中国科学院广州能源研究所 一种带压缩制冷增效的无泵有机朗肯循环发电系统
CN108679880A (zh) * 2017-03-30 2018-10-19 李华玉 双工质联合循环压缩式热泵
US20180340712A1 (en) * 2017-05-24 2018-11-29 General Electric Company Thermoelectric energy storage system and an associated method thereof

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5061549A (fr) * 1973-10-02 1975-05-27
CN101906998A (zh) * 2009-07-31 2010-12-08 王世英 多循环发电热力系统及其实现方法
US20130341929A1 (en) * 2012-06-26 2013-12-26 The Regents Of The University Of California Organic flash cycles for efficient power production
US9038390B1 (en) * 2014-10-10 2015-05-26 Sten Kreuger Apparatuses and methods for thermodynamic energy transfer, storage and retrieval
CN105758049A (zh) * 2016-05-03 2016-07-13 天津商业大学 变流量单工质并联换热器复叠热泵系统
CN107893685A (zh) * 2016-10-12 2018-04-10 李华玉 单工质蒸汽联合循环与联合循环蒸汽动力装置
CN108679880A (zh) * 2017-03-30 2018-10-19 李华玉 双工质联合循环压缩式热泵
US20180340712A1 (en) * 2017-05-24 2018-11-29 General Electric Company Thermoelectric energy storage system and an associated method thereof
CN108005743A (zh) * 2017-11-13 2018-05-08 中国科学院广州能源研究所 一种带压缩制冷增效的无泵有机朗肯循环发电系统

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