CN115218523A - Phase change type mechanical compression heat pump - Google Patents
Phase change type mechanical compression heat pump Download PDFInfo
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- CN115218523A CN115218523A CN202110922969.4A CN202110922969A CN115218523A CN 115218523 A CN115218523 A CN 115218523A CN 202110922969 A CN202110922969 A CN 202110922969A CN 115218523 A CN115218523 A CN 115218523A
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- 239000007921 spray Substances 0.000 claims abstract description 69
- 238000005057 refrigeration Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 9
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- 230000008901 benefit Effects 0.000 description 5
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- 238000009792 diffusion process Methods 0.000 description 3
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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
- F25B9/08—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using ejectors
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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
- F25B11/00—Compression machines, plants or systems, using turbines, e.g. gas turbines
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Abstract
The invention provides a phase-change type mechanical compression heat pump, and belongs to the technical field of refrigeration and heat pumps. The dual-energy compressor is provided with a circulating working medium channel communicated with the heat supplier, the heat supplier is also provided with a circulating working medium channel communicated with the second heat supplier through a spray pipe, the second heat supplier is also provided with a circulating working medium channel communicated with the evaporator through a second spray pipe, and the evaporator is also provided with a circulating working medium channel communicated with the dual-energy compressor; the heat supply device and the second heat supply device are respectively communicated with the outside through a heated medium channel, and the evaporator is also communicated with the outside through a low-temperature heat medium channel to form a phase-change mechanical compression heat pump.
Description
The technical field is as follows:
the invention belongs to the technical field of refrigeration and heat pumps.
The background art comprises the following steps:
the conversion of mechanical energy into heat energy is an important way for realizing refrigeration and heat supply, wherein a phase-change mechanical compression heat pump based on reverse Rankine cycle is common equipment, and can bring benefits in various aspects such as energy conservation, environmental protection and economy. In the phase-change type mechanical compression heat pump, the advantage of absorbing low-temperature heat load by relying on the evaporation process is the advantage, but the larger problem is brought about by mainly relying on the condensation process for heat release, which causes irreversible loss of temperature difference which is difficult to eliminate when the heat load is provided for the temperature change requirement; in addition, the performance index and the manufacturing cost of the phase-change mechanical compression heat pump are directly influenced by the pressure difference in the condensate depressurization process and the utilization level of sensible heat of the condensate.
Therefore, the invention provides the phase-change mechanical compression heat pump which adopts a comprehensive technical means, effectively reduces the temperature difference loss in the heat supply process, effectively utilizes the pressure reduction potential and sensible heat of the condensate, and has the comprehensive advantages of simplicity, high efficiency, low cost and the like.
The invention content is as follows:
the invention mainly aims to provide a phase-change type mechanical compression heat pump, and the specific contents of the invention are explained in different sections as follows:
1. the phase change type mechanical compression heat pump mainly comprises a compressor, a spray pipe, a turbine, a heat supply device, a second heat supply device and an evaporator; the compressor is provided with a circulating working medium channel which is communicated with the heat supplier, the heat supplier is also provided with a circulating working medium channel which is communicated with the second heat supplier through a spray pipe, the second heat supplier is also provided with a circulating working medium channel which is communicated with the evaporator through a turbine, and the evaporator is also provided with a circulating working medium channel which is communicated with the compressor; the heat supply device and the second heat supply device are respectively communicated with the outside through a heated medium channel, the evaporator is also communicated with the outside through a low-temperature heat medium channel, and the turbine is connected with the compressor and transmits power to form the phase-change mechanical compression heat pump.
2. The phase change type mechanical compression heat pump mainly comprises a dual-energy compressor, a spray pipe, a turbine, a heat supplier, a second heat supplier and an evaporator; the dual-energy compressor is provided with a circulating working medium channel communicated with the heat supplier, the heat supplier is also provided with a circulating working medium channel communicated with the second heat supplier through a spray pipe, the second heat supplier is also provided with a circulating working medium channel communicated with the evaporator through a turbine, and the evaporator is also provided with a circulating working medium channel communicated with the dual-energy compressor; the heat supply device and the second heat supply device are respectively communicated with the outside through a heated medium channel, the evaporator is also communicated with the outside through a low-temperature heat medium channel, and the turbine is connected with the dual-energy compressor and transmits power to form the phase-change mechanical compression heat pump.
3. The phase change type mechanical compression heat pump mainly comprises a dual-energy compressor, a spray pipe, a second spray pipe, a heat supplier, a second heat supplier and an evaporator; the dual-energy compressor is provided with a circulating working medium channel communicated with the heat supplier, the heat supplier is also provided with a circulating working medium channel communicated with the second heat supplier through a spray pipe, the second heat supplier is also provided with a circulating working medium channel communicated with the evaporator through a second spray pipe, and the evaporator is also provided with a circulating working medium channel communicated with the dual-energy compressor; the heat supply device and the second heat supply device are respectively communicated with the outside through a heated medium channel, and the evaporator is also communicated with the outside through a low-temperature heat medium channel to form a phase-change mechanical compression heat pump.
4. The phase change type mechanical compression heat pump mainly comprises a double-pressure compressor, a diffuser pipe, a turbine, a heat supplier, a second heat supplier and an evaporator; the double-pressure compressor is provided with a circulating working medium channel communicated with the heat supplier, the heat supplier is also provided with a circulating working medium channel communicated with a second heat supplier through a diffusion pipe, the second heat supplier is also provided with a circulating working medium channel communicated with the evaporator through a turbine, and the evaporator is also provided with a circulating working medium channel communicated with the double-pressure compressor; the heat supply device and the second heat supply device are respectively communicated with the outside through heated medium channels, the evaporator is also communicated with the outside through a low-temperature heat medium channel, and the turbine is connected with the double-pressure compressor and transmits power to form the phase change type mechanical compression heat pump.
5. The phase change type mechanical compression heat pump mainly comprises a double-pressure compressor, a diffuser pipe, a spray pipe, a heat supplier, a second heat supplier and an evaporator; the double-pressure compressor is provided with a circulating working medium channel communicated with the heat supplier, the heat supplier is also provided with a circulating working medium channel communicated with a second heat supplier through a diffusion pipe, the second heat supplier is also provided with a circulating working medium channel communicated with the evaporator through a spray pipe, and the evaporator is also provided with a circulating working medium channel communicated with the double-pressure compressor; the heat supply device and the second heat supply device are respectively communicated with the outside through a heated medium channel, and the evaporator is also communicated with the outside through a low-temperature heat medium channel to form a phase-change mechanical compression heat pump.
6. The phase change type mechanical compression heat pump mainly comprises a compressor, a spray pipe, a turbine, a heat supply device, a second heat supply device, an evaporator and a heat regenerator; the compressor is provided with a circulating working medium channel which is communicated with a heat supplier, the heat supplier is also provided with a circulating working medium channel which is communicated with a second heat supplier through a spray pipe, the second heat supplier is also provided with a circulating working medium channel which is communicated with an evaporator through a heat regenerator and a turbine, and the evaporator is also provided with a circulating working medium channel which is communicated with the compressor through the heat regenerator; the heat supply device and the second heat supply device are respectively communicated with the outside through a heated medium channel, the evaporator is also communicated with the outside through a low-temperature heat medium channel, and the turbine is connected with the compressor and transmits power to form the phase-change mechanical compression heat pump.
7. The phase change type mechanical compression heat pump mainly comprises a dual-energy compressor, a spray pipe, a turbine, a heat supplier, a second heat supplier, an evaporator and a heat regenerator; the dual-energy compressor is provided with a circulating working medium channel communicated with the heat supplier, the heat supplier is also provided with a circulating working medium channel communicated with a second heat supplier through a spray pipe, the second heat supplier is also provided with a circulating working medium channel communicated with the evaporator through the heat regenerator and the turbine, and the evaporator is also provided with a circulating working medium channel communicated with the dual-energy compressor through the heat regenerator; the heat supply device and the second heat supply device are respectively communicated with the outside through heated medium channels, the evaporator is also communicated with the outside through a low-temperature heat medium channel, and the turbine is connected with the dual-energy compressor and transmits power to form the phase-change mechanical compression heat pump.
8. The phase change type mechanical compression heat pump mainly comprises a dual-energy compressor, a spray pipe, a second spray pipe, a heat supplier, a second heat supplier, an evaporator and a heat regenerator; the dual-energy compressor is provided with a circulating working medium channel communicated with the heat supplier, the heat supplier is also provided with a circulating working medium channel communicated with the second heat supplier through a spray pipe, the second heat supplier is also provided with a circulating working medium channel communicated with the evaporator through the heat regenerator and the second spray pipe, and the evaporator is also provided with a circulating working medium channel communicated with the dual-energy compressor through the heat regenerator; the heat supply device and the second heat supply device are respectively communicated with the outside through a heated medium channel, and the evaporator is also communicated with the outside through a low-temperature heat medium channel to form a phase-change mechanical compression heat pump.
9. The phase change type mechanical compression heat pump mainly comprises a double-pressure compressor, a diffuser pipe, a turbine, a heat supply device, a second heat supply device, an evaporator and a heat regenerator; the double-booster compressor is provided with a circulating working medium channel communicated with the heat supplier, the heat supplier is also provided with a circulating working medium channel communicated with a second heat supplier through a diffuser pipe, the second heat supplier is also provided with a circulating working medium channel communicated with the evaporator through a heat regenerator and a turbine, and the evaporator is also provided with a circulating working medium channel communicated with the double-booster compressor through the heat regenerator; the heat supply device and the second heat supply device are respectively communicated with the outside through a heated medium channel, the evaporator is also communicated with the outside through a low-temperature heat medium channel, and the turbine is connected with the double-pressure compressor and transmits power to form the phase-change mechanical compression heat pump.
10. The phase change type mechanical compression heat pump mainly comprises a double-pressure compressor, a diffuser pipe, a spray pipe, a heat supplier, a second heat supplier, an evaporator and a heat regenerator; the double-booster compressor is provided with a circulating working medium channel communicated with the heat supplier, the heat supplier is also provided with a circulating working medium channel which is communicated with the second heat supplier through a pressure-expanding pipe, the second heat supplier is also provided with a circulating working medium channel which is communicated with the evaporator through the heat regenerator and the spray pipe, and the evaporator is also provided with a circulating working medium channel which is communicated with the double-booster compressor through the heat regenerator; the heat supply device and the second heat supply device are respectively communicated with the outside through a heated medium channel, and the evaporator is also communicated with the outside through a low-temperature heat medium channel to form a phase-change mechanical compression heat pump.
11. The phase change type mechanical compression heat pump mainly comprises a dual-energy compressor, a spray pipe, a throttle valve, a heat supplier, a second heat supplier and an evaporator; the dual-energy compressor is provided with a circulating working medium channel communicated with the heat supplier, the heat supplier is also provided with a circulating working medium channel communicated with the second heat supplier through a spray pipe, the second heat supplier is also provided with a circulating working medium channel communicated with the evaporator through a throttle valve, and the evaporator is also provided with a circulating working medium channel communicated with the dual-energy compressor; the heat supply device and the second heat supply device are respectively communicated with the outside through a heated medium channel, and the evaporator is also communicated with the outside through a low-temperature heat medium channel to form a phase-change mechanical compression heat pump.
12. The phase change type mechanical compression heat pump mainly comprises a double-pressure compressor, a diffuser pipe, a throttle valve, a heat supplier, a second heat supplier and an evaporator; the double-pressure compressor is provided with a circulating working medium channel communicated with the heat supplier, the heat supplier is also provided with a circulating working medium channel communicated with a second heat supplier through a diffusion pipe, the second heat supplier is also provided with a circulating working medium channel communicated with the evaporator through a throttle valve, and the evaporator is also provided with a circulating working medium channel communicated with the double-pressure compressor; the heat supply device and the second heat supply device are respectively communicated with the outside through a heated medium channel, and the evaporator is also communicated with the outside through a low-temperature heat medium channel to form a phase-change mechanical compression heat pump.
Description of the drawings:
fig. 1 is a diagram of a 1 st principal thermodynamic system of a phase-change type mechanical compression heat pump according to the present invention.
Fig. 2 is a 2 nd principle thermodynamic system diagram of a phase-change type mechanical compression heat pump according to the present invention.
Fig. 3 is a 3 rd principle thermodynamic system diagram of a phase change type mechanical compression heat pump according to the present invention.
Fig. 4 is a diagram of a 4 th principle thermodynamic system of a phase change type mechanical compression heat pump according to the present invention.
Fig. 5 is a diagram of a 5 th principle thermodynamic system of a phase change type mechanical compression heat pump according to the present invention.
Fig. 6 is a diagram of a 6 th principle thermodynamic system of a phase change type mechanical compression heat pump according to the present invention.
Fig. 7 is a diagram of a 7 th principle thermodynamic system for a phase change type mechanical compression heat pump according to the present invention.
Fig. 8 is a diagram of an 8 th principle thermodynamic system of a phase change type mechanical compression heat pump according to the present invention.
In the figure, 1-compressor, 2-spray pipe, 3-turbine, 4-heat supplier, 5-second heat supplier, 6-evaporator, 7-double energy compressor, 8-second spray pipe, 9-double pressure compressor (pressure boosting speed raising compressor), 10-diffuser pipe, 11-throttle valve and 12-heat regenerator.
The specific implementation mode is as follows:
it is to be noted that, in the description of the structure and the flow, the repetition is not necessary; obvious procedures are not described. The invention is described in detail below with reference to the figures and examples.
The phase-change type mechanical compression heat pump shown in fig. 1 is realized by:
(1) Structurally, the heat pump system mainly comprises a compressor, a spray pipe, a turbine, a heat supply device, a second heat supply device and an evaporator; the compressor 1 is communicated with the heat supplier 4 through a circulating working medium channel, the heat supplier 4 is also communicated with a second heat supplier 5 through a spray pipe 2 through a circulating working medium channel, the second heat supplier 5 is also communicated with an evaporator 6 through a turbine 3, and the evaporator 6 is also communicated with the compressor 1 through a circulating working medium channel; the heat supply device 4 and the second heat supply device 5 are respectively communicated with the outside through heated medium channels, the evaporator 6 is also communicated with the outside through low-temperature heat medium channels, and the turbine 3 is connected with the compressor 1 and transmits power.
(2) In the flow, the circulating working medium discharged by the compressor 1 flows through the heat supplier 4 to release heat and partially condense, flows through the spray pipe 2 to reduce the pressure and increase the speed, and then enters the second heat supplier 5 to release heat and condense; the condensate discharged by the second heat supplier 5 flows through the turbine 3 to reduce the speed and reduce the pressure and do work, flows through the evaporator 6 to absorb heat and evaporate, and then enters the compressor 1 to increase the pressure and raise the temperature; the heated medium obtains high-temperature heat load through the heat supplier 4 and the second heat supplier 5, the low-temperature heat load is provided by the low-temperature heat medium through the evaporator 6, and the exterior and the turbine 3 jointly provide power for the compressor 1, so that the phase-change type mechanical compression heat pump is formed.
The phase-change type mechanical compression heat pump shown in fig. 2 is realized by:
(1) Structurally, the heat pump system mainly comprises a dual-energy compressor, a spray pipe, a turbine, a heat supply device, a second heat supply device and an evaporator; the dual-energy compressor 7 is provided with a circulating working medium channel communicated with the heat supplier 4, the heat supplier 4 is also provided with a circulating working medium channel communicated with the second heat supplier 5 through the spray pipe 2, the second heat supplier 5 is also provided with a circulating working medium channel communicated with the evaporator 6 through the turbine 3, and the evaporator 6 is also provided with a circulating working medium channel communicated with the dual-energy compressor 7; the heat supply device 4 and the second heat supply device 5 are respectively communicated with the outside through heated medium channels, the evaporator 6 is also communicated with the outside through low-temperature heat medium channels, and the turbine 3 is connected with the dual-energy compressor 7 and transmits power.
(2) In the flow, the circulating working medium discharged by the dual-energy compressor 7 releases heat and is partially condensed by flowing through the heat supply device 4, and then is decompressed and accelerated by flowing through the spray pipe 2, and then enters the second heat supply device 5 to release heat and be condensed; the condensate discharged by the second heat supplier 5 flows through the turbine 3 to reduce the pressure and do work or reduce the speed and reduce the pressure and do work, flows through the evaporator 6 to absorb heat and evaporate, and then enters the dual-energy compressor 7 to increase the pressure and temperature and reduce the speed; the heated medium obtains high-temperature heat load through the heat supplier 4 and the second heat supplier 5, the low-temperature heat load is provided by the low-temperature heat medium through the evaporator 6, and the outside and the turbine 3 jointly provide power for the dual-energy compressor 7 to form the phase-change mechanical compression heat pump.
The phase-change type mechanical compression heat pump shown in fig. 3 is realized by:
(1) Structurally, the double-energy heat pump system mainly comprises a double-energy compressor, a spray pipe, a second spray pipe, a heat supply device, a second heat supply device and an evaporator; the dual-energy compressor 7 is provided with a circulating working medium channel communicated with the heat supplier 4, the heat supplier 4 is also provided with a circulating working medium channel communicated with the second heat supplier 5 through the spray pipe 2, the second heat supplier 5 is also provided with a circulating working medium channel communicated with the evaporator 6 through the second spray pipe 8, and the evaporator 6 is also provided with a circulating working medium channel communicated with the dual-energy compressor 7; the heat supply device 4 and the second heat supply device 5 are also respectively communicated with the outside through heated medium channels, and the evaporator 6 is also communicated with the outside through low-temperature heat medium channels.
(2) In the process, the circulating working medium discharged by the dual-energy compressor 7 flows through the heat supplier 4 to release heat and partially condense, flows through the spray pipe 2 to reduce the pressure and increase the speed, and then enters the second heat supplier 5 to release heat and condense; condensate discharged by the second heat supply device 5 flows through the second spray pipe 8 to be depressurized and accelerated, flows through the evaporator 6 to absorb heat and be evaporated, and then enters the dual-energy compressor 7 to be pressurized, heated and decelerated; the heated medium obtains high-temperature heat load through the heat supplier 4 and the second heat supplier 5, the low-temperature heat load is provided by the low-temperature heat medium through the evaporator 6, and power is provided to the dual-energy compressor 7 from the outside, so that the phase-change mechanical compression heat pump is formed.
The phase-change type mechanical compression heat pump shown in fig. 4 is realized by:
(1) Structurally, the heat pump unit consists of mainly double-pressure compressor, diffuser, turbine, heat supplier, the second heat supplier and evaporator; the double-pressure compressor 9 is provided with a circulating working medium channel communicated with the heat supplier 4, the heat supplier 4 is also provided with a circulating working medium channel communicated with the second heat supplier 5 through a diffuser pipe 10, the second heat supplier 5 is also provided with a circulating working medium channel communicated with the evaporator 6 through the turbine 3, and the evaporator 6 is also provided with a circulating working medium channel communicated with the double-pressure compressor 9; the heat supply device 4 and the second heat supply device 5 are also respectively communicated with the outside through heated medium channels, the evaporator 6 is also communicated with the outside through a low-temperature heat medium channel, and the turbine 3 is connected with the double-pressure compressor 9 and transmits power.
(2) In the flow, the circulating working medium discharged by the double-booster compressor 9 releases heat and is partially condensed by flowing through the heat supply device 4, and then flows through the diffuser pipe 10 to reduce the speed and boost the pressure, and then enters the second heat supply device 5 to release heat and be condensed; the condensate discharged by the second heater 5 flows through the turbine 3 to reduce the pressure and do work, flows through the evaporator 6 to absorb heat and evaporate, and then enters the double-pressure compressor 9 to increase the pressure and the speed; the heated medium obtains high-temperature heat load through the heat supplier 4 and the second heat supplier 5, the low-temperature heat load is provided by the low-temperature heat medium through the evaporator 6, the outside and the turbine 3 provide power for the double-pressure compressor 9 together, and the phase-change type mechanical compression heat pump is formed.
The phase-change type mechanical compression heat pump shown in fig. 5 is realized by:
(1) Structurally, the heat pump consists of a double-pressure compressor, a diffuser pipe, a spray pipe, a heat supply device, a second heat supply device and an evaporator; the double-pressure compressor 9 is provided with a circulating working medium channel communicated with the heat supplier 4, the heat supplier 4 is also provided with a circulating working medium channel communicated with the second heat supplier 5 through a diffuser pipe 10, the second heat supplier 5 is also provided with a circulating working medium channel communicated with the evaporator 6 through a spray pipe 2, and the evaporator 6 is also provided with a circulating working medium channel communicated with the double-pressure compressor 9; the heat supply device 4 and the second heat supply device 5 are also respectively communicated with the outside through heated medium channels, and the evaporator 6 is also communicated with the outside through low-temperature heat medium channels.
(2) In the process, the circulating working medium discharged by the double-pressure compressor 9 releases heat and is partially condensed by flowing through the heat supply device 4, is reduced in speed and increased in pressure by flowing through the diffuser pipe 10, and then enters the second heat supply device 5 to release heat and be condensed; condensate discharged by the second heat supplier 5 flows through the spray pipe 2 to reduce the pressure and increase the speed, flows through the evaporator 6 to absorb heat and evaporate, and then enters the double-pressure compressor 9 to increase the pressure and increase the speed; the heated medium obtains high-temperature heat load through the heat supplier 4 and the second heat supplier 5, the low-temperature heat load is provided by the low-temperature heat medium through the evaporator 6, and power is provided to the double-pressure compressor 9 from the outside to form the phase-change mechanical compression heat pump.
The phase-change type mechanical compression heat pump shown in fig. 6 is realized by:
(1) Structurally, the heat recovery system mainly comprises a compressor, a spray pipe, a turbine, a heat supplier, a second heat supplier, an evaporator and a heat regenerator; the compressor 1 is provided with a circulating working medium channel which is communicated with the heat supplier 4, the heat supplier 4 is also provided with a circulating working medium channel which is communicated with the second heat supplier 5 through the spray pipe 2, the second heat supplier 5 is also provided with a circulating working medium channel which is communicated with the evaporator 6 through the heat regenerator 11 and the turbine 3, and the evaporator 6 is also provided with a circulating working medium channel which is communicated with the compressor 1 through the heat regenerator 11; the heat supply device 4 and the second heat supply device 5 are also respectively communicated with the outside through heated medium channels, the evaporator 6 is also communicated with the outside through a low-temperature heat medium channel, and the turbine 3 is connected with the compressor 1 and transmits power.
(2) In the flow, the circulating working medium discharged by the compressor 1 flows through the heat supplier 4 to release heat and partially condense, flows through the spray pipe 2 to reduce the pressure and increase the speed, and then enters the second heat supplier 5 to release heat and condense; the condensate liquid discharged by the second heat supply device 5 regenerates heat and releases heat, flows through the turbine 3 to reduce the speed and reduce the pressure and do work, flows through the evaporator 6 to absorb heat for evaporation, flows through the heat regenerator 11 to absorb heat, and then enters the compressor 1 to increase the pressure and raise the temperature; the heated medium obtains high-temperature heat load through the heat supplier 4 and the second heat supplier 5, the low-temperature heat load is provided by the low-temperature heat medium through the evaporator 6, and the exterior and the turbine 3 jointly provide power for the compressor 1, so that the phase-change type mechanical compression heat pump is formed.
The phase-change type mechanical compression heat pump shown in fig. 7 is realized by:
(1) Structurally, the heat pump system mainly comprises a dual-energy compressor, a spray pipe, a throttle valve, a heat supply device, a second heat supply device and an evaporator; the dual-energy compressor 7 is provided with a circulating working medium channel communicated with the heat supplier 4, the heat supplier 4 is also provided with a circulating working medium channel communicated with the second heat supplier 5 through the spray pipe 2, the second heat supplier 5 is also provided with a circulating working medium channel communicated with the evaporator 6 through the throttle valve 11, and the evaporator 6 is also provided with a circulating working medium channel communicated with the dual-energy compressor 7; the heat supply device 4 and the second heat supply device 5 are also respectively communicated with the outside through heated medium channels, and the evaporator 6 is also communicated with the outside through low-temperature heat medium channels.
(2) In the process, the circulating working medium discharged by the dual-energy compressor 7 flows through the heat supplier 4 to release heat and partially condense, flows through the spray pipe 2 to reduce the pressure and increase the speed, and then enters the second heat supplier 5 to release heat and condense; condensate discharged by the second heater 5 flows through the throttle valve 11 for throttling and pressure reduction, flows through the evaporator 6 for heat absorption and evaporation, and then enters the dual-energy compressor 7 for pressure increase, temperature increase and speed reduction; the heated medium obtains high-temperature heat load through the heat supplier 4 and the second heat supplier 5, the low-temperature heat load is provided by the low-temperature heat medium through the evaporator 6, and power is provided to the dual-energy compressor 7 from the outside, so that the phase-change mechanical compression heat pump is formed.
The phase-change type mechanical compression heat pump shown in fig. 8 is realized by:
(1) Structurally, the heat pump type air conditioner mainly comprises a double-pressure compressor, a diffuser pipe, a throttle valve, a heat supply device, a second heat supply device and an evaporator; the double-pressure compressor 9 is provided with a circulating working medium channel communicated with the heat supplier 4, the heat supplier 4 is also provided with a circulating working medium channel communicated with the second heat supplier 5 through a diffuser pipe 10, the second heat supplier 5 is also provided with a circulating working medium channel communicated with the evaporator 6 through a throttle valve 11, and the evaporator 6 is also provided with a circulating working medium channel communicated with the double-pressure compressor 9; the heat supply device 4 and the second heat supply device 5 are also respectively communicated with the outside through heated medium channels, and the evaporator 6 is also communicated with the outside through low-temperature heat medium channels.
(2) In the flow, the circulating working medium discharged by the double-booster compressor 9 releases heat and is partially condensed by flowing through the heat supply device 4, and then flows through the diffuser pipe 10 to reduce the speed and boost the pressure, and then enters the second heat supply device 5 to release heat and be condensed; the condensate discharged by the second heater 5 flows through a throttle valve 11 for throttling and pressure reduction, flows through an evaporator 6 for heat absorption and evaporation, and then enters a double-pressure compressor 9 for pressure increase and speed increase; the heated medium obtains high-temperature heat load through the heat supplier 4 and the second heat supplier 5, the low-temperature heat load is provided by the low-temperature heat medium through the evaporator 6, and power is provided for the double-pressure compressor 9 from the outside, so that the phase-change mechanical compression heat pump is formed.
The effect that the technology of the invention can realize-the phase change type mechanical compression heat pump provided by the invention has the following effects and advantages:
(1) The sectional heat supply reduces the temperature difference loss and effectively improves the performance index of the device.
(2) The sensible heat of the condensate is effectively utilized, the adverse effect of the sensible heat of the condensate on the acquisition of low-temperature heat load is eliminated, and the performance index of the device is effectively improved.
(3) The pressure difference in the condensate depressurization process is fully utilized, and the performance index of the device is effectively improved.
(4) The working parameter range is effectively expanded, and high-efficiency refrigeration/heat supply and high-efficiency high-temperature heat supply are realized.
(5) The technical means is simple, and the manufacturing cost of the device is effectively reduced.
(6) The performance is improved, the cost is reduced, and the application range of the phase-change mechanical compression heat pump is expanded.
Claims (12)
1. The phase change type mechanical compression heat pump mainly comprises a compressor, a spray pipe, a turbine, a heat supplier, a second heat supplier and an evaporator; the compressor (1) is provided with a circulating working medium channel which is communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel which is communicated with the second heat supplier (5) through the spray pipe (2), the second heat supplier (5) is also provided with a circulating working medium channel which is communicated with the evaporator (6) through the turbine (3), and the evaporator (6) is also provided with a circulating working medium channel which is communicated with the compressor (1); the heat supply device (4) and the second heat supply device (5) are also respectively communicated with the outside through a heated medium channel, the evaporator (6) is also communicated with the outside through a low-temperature heat medium channel, and the turbine (3) is connected with the compressor (1) and transmits power to form the phase-change mechanical compression heat pump.
2. The phase change type mechanical compression heat pump mainly comprises a dual-energy compressor, a spray pipe, a turbine, a heat supplier, a second heat supplier and an evaporator; the dual-energy compressor (7) is provided with a circulating working medium channel to be communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel to be communicated with the second heat supplier (5) through the spray pipe (2), the second heat supplier (5) is also provided with a circulating working medium channel to be communicated with the evaporator (6) through the turbine (3), and the evaporator (6) is also provided with a circulating working medium channel to be communicated with the dual-energy compressor (7); the heat supply device (4) and the second heat supply device (5) are respectively communicated with the outside through a heated medium channel, the evaporator (6) is also communicated with the outside through a low-temperature heat medium channel, and the turbine (3) is connected with the dual-energy compressor (7) and transmits power to form the phase-change mechanical compression heat pump.
3. The phase change type mechanical compression heat pump mainly comprises a dual-energy compressor, a spray pipe, a second spray pipe, a heat supplier, a second heat supplier and an evaporator; the dual-energy compressor (7) is provided with a circulating working medium channel communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel communicated with the second heat supplier (5) through the spray pipe (2), the second heat supplier (5) is also provided with a circulating working medium channel communicated with the evaporator (6) through the second spray pipe (8), and the evaporator (6) is also provided with a circulating working medium channel communicated with the dual-energy compressor (7); the heat supply device (4) and the second heat supply device (5) are respectively communicated with the outside through a heated medium channel, and the evaporator (6) is also communicated with the outside through a low-temperature heat medium channel to form a phase-change mechanical compression heat pump.
4. The phase change type mechanical compression heat pump mainly comprises a double-pressure compressor, a diffuser pipe, a turbine, a heat supplier, a second heat supplier and an evaporator; the double-pressure compressor (9) is provided with a circulating working medium channel communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel communicated with the second heat supplier (5) through a diffuser (10), the second heat supplier (5) is also provided with a circulating working medium channel communicated with the evaporator (6) through the turbine (3), and the evaporator (6) is also provided with a circulating working medium channel communicated with the double-pressure compressor (9); the heat supply device (4) and the second heat supply device (5) are respectively communicated with the outside through a heated medium channel, the evaporator (6) is also communicated with the outside through a low-temperature heat medium channel, and the turbine (3) is connected with the double-pressure compressor (9) and transmits power to form the phase-change mechanical compression heat pump.
5. The phase change type mechanical compression heat pump mainly comprises a double-pressure compressor, a diffuser pipe, a spray pipe, a heat supplier, a second heat supplier and an evaporator; the double-pressure compressor (9) is provided with a circulating working medium channel communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel communicated with the second heat supplier (5) through a diffuser pipe (10), the second heat supplier (5) is also provided with a circulating working medium channel communicated with the evaporator (6) through a spray pipe (2), and the evaporator (6) is also provided with a circulating working medium channel communicated with the double-pressure compressor (9); the heat supply device (4) and the second heat supply device (5) are respectively communicated with the outside through a heated medium channel, and the evaporator (6) is also communicated with the outside through a low-temperature heat medium channel to form a phase-change mechanical compression heat pump.
6. The phase change type mechanical compression heat pump mainly comprises a compressor, a spray pipe, a turbine, a heat supplier, a second heat supplier, an evaporator and a heat regenerator; the compressor (1) is provided with a circulating working medium channel which is communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel which is communicated with the second heat supplier (5) through the spray pipe (2), the second heat supplier (5) is also provided with a circulating working medium channel which is communicated with the evaporator (6) through the heat regenerator (11) and the turbine (3), and the evaporator (6) is also provided with a circulating working medium channel which is communicated with the compressor (1) through the heat regenerator (11); the heat supply device (4) and the second heat supply device (5) are also respectively communicated with the outside through a heated medium channel, the evaporator (6) is also communicated with the outside through a low-temperature heat medium channel, and the turbine (3) is connected with the compressor (1) and transmits power to form the phase-change mechanical compression heat pump.
7. The phase change type mechanical compression heat pump mainly comprises a dual-energy compressor, a spray pipe, a turbine, a heat supplier, a second heat supplier, an evaporator and a heat regenerator; the dual-energy compressor (7) is provided with a circulating working medium channel communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel communicated with the second heat supplier (5) through the spray pipe (2), the second heat supplier (5) is also provided with a circulating working medium channel communicated with the evaporator (6) through the heat regenerator (11) and the turbine (3), and the evaporator (6) is also provided with a circulating working medium channel communicated with the dual-energy compressor (7) through the heat regenerator (11); the heat supply device (4) and the second heat supply device (5) are respectively communicated with the outside through a heated medium channel, the evaporator (6) is also communicated with the outside through a low-temperature heat medium channel, and the turbine (3) is connected with the dual-energy compressor (7) and transmits power to form the phase-change mechanical compression heat pump.
8. The phase change type mechanical compression heat pump mainly comprises a dual-energy compressor, a spray pipe, a second spray pipe, a heat supplier, a second heat supplier, an evaporator and a heat regenerator; the dual-energy compressor (7) is provided with a circulating working medium channel communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel communicated with the second heat supplier (5) through the spray pipe (2), the second heat supplier (5) is also provided with a circulating working medium channel communicated with the evaporator (6) through the heat regenerator (11) and the second spray pipe (8), and the evaporator (6) is also provided with a circulating working medium channel communicated with the dual-energy compressor (7) through the heat regenerator (11); the heat supply device (4) and the second heat supply device (5) are respectively communicated with the outside through a heated medium channel, and the evaporator (6) is also communicated with the outside through a low-temperature heat medium channel to form a phase-change mechanical compression heat pump.
9. The phase change type mechanical compression heat pump mainly comprises a double-pressure compressor, a diffuser pipe, a turbine, a heat supplier, a second heat supplier, an evaporator and a heat regenerator; the double-pressure compressor (9) is provided with a circulating working medium channel communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel communicated with the second heat supplier (5) through a diffuser pipe (10), the second heat supplier (5) is also provided with a circulating working medium channel communicated with the evaporator (6) through the heat regenerator (11) and the turbine (3), and the evaporator (6) is also provided with a circulating working medium channel communicated with the double-pressure compressor (9) through the heat regenerator (11); the heat supply device (4) and the second heat supply device (5) are respectively communicated with the outside through a heated medium channel, the evaporator (6) is also communicated with the outside through a low-temperature heat medium channel, and the turbine (3) is connected with the double-pressure compressor (9) and transmits power to form the phase-change mechanical compression heat pump.
10. The phase change type mechanical compression heat pump mainly comprises a double-pressure compressor, a diffuser pipe, a spray pipe, a heat supplier, a second heat supplier, an evaporator and a heat regenerator; the double-pressure compressor (9) is provided with a circulating working medium channel communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel communicated with the second heat supplier (5) through a diffuser pipe (10), the second heat supplier (5) is also provided with a circulating working medium channel communicated with the evaporator (6) through the heat regenerator (11) and the spray pipe (2), and the evaporator (6) is also provided with a circulating working medium channel communicated with the double-pressure compressor (9) through the heat regenerator (11); the heat supply device (4) and the second heat supply device (5) are respectively communicated with the outside through a heated medium channel, and the evaporator (6) is also communicated with the outside through a low-temperature heat medium channel to form a phase-change mechanical compression heat pump.
11. The phase change type mechanical compression heat pump mainly comprises a dual-energy compressor, a spray pipe, a throttle valve, a heat supplier, a second heat supplier and an evaporator; the dual-energy compressor (7) is provided with a circulating working medium channel communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel communicated with the second heat supplier (5) through the spray pipe (2), the second heat supplier (5) is also provided with a circulating working medium channel communicated with the evaporator (6) through the throttle valve (11), and the evaporator (6) is also provided with a circulating working medium channel communicated with the dual-energy compressor (7); the heat supply device (4) and the second heat supply device (5) are respectively communicated with the outside through a heated medium channel, and the evaporator (6) is also communicated with the outside through a low-temperature heat medium channel to form a phase-change mechanical compression heat pump.
12. The phase change type mechanical compression heat pump mainly comprises a double-pressure compressor, a diffuser pipe, a throttle valve, a heat supplier, a second heat supplier and an evaporator; the double-pressure compressor (9) is provided with a circulating working medium channel communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel communicated with the second heat supplier (5) through a diffuser pipe (10), the second heat supplier (5) is also provided with a circulating working medium channel communicated with the evaporator (6) through a throttle valve (11), and the evaporator (6) is also provided with a circulating working medium channel communicated with the double-pressure compressor (9); the heat supply device (4) and the second heat supply device (5) are respectively communicated with the outside through a heated medium channel, and the evaporator (6) is also communicated with the outside through a low-temperature heat medium channel to form a phase-change mechanical compression heat pump.
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