CN105910331B - Open type bidirectional thermodynamic cycle and second-class heat driving compression heat pump - Google Patents

Open type bidirectional thermodynamic cycle and second-class heat driving compression heat pump Download PDF

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CN105910331B
CN105910331B CN201610240611.2A CN201610240611A CN105910331B CN 105910331 B CN105910331 B CN 105910331B CN 201610240611 A CN201610240611 A CN 201610240611A CN 105910331 B CN105910331 B CN 105910331B
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heat
expander
medium channel
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compressor
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CN105910331A (en
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李华玉
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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
    • F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
    • F25B29/003—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system

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  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
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Abstract

The invention provides an open bidirectional thermodynamic cycle and a second-class thermally driven compression heat pump, belonging to the technical field of heat energy utilization and heat pumps. The heat source medium forms an open bidirectional thermodynamic cycle from a depressurization process 12 starting from medium temperature, a heat release process 23 starting from low temperature heat source, a pressure rise process 34 starting from low temperature, a heat release process 45 starting from high temperature heat source, and a depressurization process 56 starting from high temperature; the external part is provided with a heat source medium channel communicated with the expander, the expander is provided with a heat source medium channel communicated with the compressor through a cooler, the compressor is provided with a heat source medium channel communicated with the second expander through a heat supplier, the second expander is provided with a heat source medium channel communicated with the external part, the cooler is provided with a cooling medium channel communicated with the external part, the heat supplier is provided with a heated medium channel communicated with the external part, and the expander and the second expander are connected with the compressor and transmit power to form a second type of heat-driven compression heat pump.

Description

Open type bidirectional thermodynamic cycle and second-class heat driving compression heat pump
The technical field is as follows:
the invention belongs to the technical field of power, heat supply and heat pumps.
Background art:
heat and power requirements are common in human life and production. The higher the temperature of the heat energy, the higher the possibility of its utilization, and the more convenient the utilization. In reality, people need to adopt necessary technology to increase the temperature of the heat load with lower temperature. In achieving the above objects, various considerations or conditional limitations are faced, including the type, grade and quantity of energy sources, the type, grade and quantity of user demands, ambient temperature, the type of working medium, the flow, structure and manufacturing costs of the equipment, and so forth.
A heat energy (temperature difference) utilization technology represented by an absorption heat pump technology, wherein the temperature difference between a heat load and a cold environment is utilized to realize the increase of the temperature of part of the heat load; however, due to the influence of the properties of the working media (solution and refrigerant media), the conversion from heat energy to mechanical energy cannot be realized while supplying heat, and the application field and the application range of the heat pump are greatly limited.
The invention takes the fully realization of the efficient utilization of the temperature difference between the heat load and the cold environment as the starting point, simultaneously takes the power drive into consideration, or takes the power output into consideration, provides the open bidirectional thermodynamic cycle with simple flow, takes the effective utilization of the temperature difference between the heat load and the cold environment into consideration, takes the utilization or compensation of the pressure difference of the heat source medium into consideration, has simple structure, and is suitable for the gas compression type second-class heat drive compression heat pump with the heat source medium directly used as the working medium.
The invention content is as follows:
the invention mainly aims to provide an open bidirectional thermodynamic cycle and a second type of thermally driven compression heat pump, and the specific contents are explained as follows:
1. the open bidirectional thermodynamic cycle is a closed process 1234561 consisting of six processes of working among a high-temperature heat source, a medium-temperature heat source and a low-temperature heat source in sequence, namely a pressure reduction process 12 of a heat source medium from the medium temperature, a heat release process 23 to the low-temperature heat source, a pressure increase process 34 from the low temperature, a heat release process 45 to the high-temperature heat source, a pressure reduction process 56 from the high temperature and a heat absorption process 61 from the medium-temperature heat source, wherein a non-closed process 123456 formed after the heat absorption process 61 from the medium-temperature heat source is cancelled.
2. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler and a heat supplier; the heat source medium channel is arranged outside and communicated with the expander, the expander and the heat source medium channel are communicated with the compressor through the cooler, the heat source medium channel is further communicated with the second expander through the heat supplier, the heat source medium channel is further communicated with the outside, the cooler and the cooling medium channel are further communicated with the outside, the heat supplier and the heated medium channel are further communicated with the outside, and the expander and the second expander are connected with the compressor and transmit power to form a second-class heat-driven compression heat pump.
3. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier and a second compressor; the external part is provided with a heat source medium channel communicated with the expander, the expander is also provided with a heat source medium channel communicated with the compressor through a cooler, the compressor is provided with a heat source medium channel communicated with a second compressor through a heat supplier, the second compressor is also provided with a heat source medium channel communicated with a second expander through the heat supplier, the second expander is also provided with a heat source medium channel communicated with the external part, the cooler is also provided with a cooling medium channel communicated with the external part, the heat supplier is also provided with a heated medium channel communicated with the external part, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a second-class heat-driven compression heat pump.
4. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a second compressor and a second heat supplier; the external part is provided with a heat source medium channel communicated with the expander, the expander is also provided with a heat source medium channel communicated with the compressor through a cooler, the compressor is provided with a heat source medium channel communicated with a second compressor through a heat supplier, the second compressor is also provided with a heat source medium channel communicated with a second expander through a second heat supplier, the second expander is also provided with a heat source medium channel communicated with the external part, the cooler is also provided with a cooling medium channel communicated with the external part, the heat supplier and the second heat supplier are also respectively provided with a heated medium channel communicated with the external part, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a second type heat-driven compression heat pump.
5. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a second heat supplier and a third expander; the external part is provided with a heat source medium channel communicated with the expander, the expander is also provided with a heat source medium channel communicated with the compressor through a cooler, the compressor is provided with a heat source medium channel communicated with a third expander through a heat supplier, the third expander is also provided with a heat source medium channel communicated with a second expander through a second heat supplier, the second expander is also provided with a heat source medium channel communicated with the external part, the cooler is also provided with a cooling medium channel communicated with the external part, the heat supplier and the second heat supplier are also respectively provided with a heated medium channel communicated with the external part, and the expander, the second expander and the third expander are connected with the compressor and transmit power to form a second type heat-driven compression heat pump.
6. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a second compressor, a second heat supplier and a third expander; the heat source medium channel is arranged outside and communicated with the expander, the expander and the heat source medium channel are communicated with the compressor through the cooler, the heat source medium channel is communicated with the second expander through the heat supplier in the compressor, the heat source medium channel is also communicated with the second compressor, the heat source medium channel is also communicated with the third expander through the second heat supplier in the second compressor, the heat source medium channel is also communicated with the second expander in the third expander, the heat source medium channel is also communicated with the outside in the second expander, the cooling medium channel is also communicated with the outside in the cooler, the heat supplier and the second heat supplier are also respectively communicated with the outside through the heated medium channel, and the expander, the second expander and the third expander are connected with the compressor and the second compressor and transmit power to form a second type heat-driven compression heat pump.
7. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander and a heat exchanger; the heat source medium channel is communicated with the expander outside, the expander and the heat source medium channel are communicated with the compressor through the cooler, the heat source medium channel is communicated with the second expander through the heat supplier in the compressor, the heat source medium channel is communicated with the third expander through the heat exchanger in the second expander, the heat source medium channel is communicated with the outside in the third expander, the cooling medium channel is communicated with the outside in the cooler, the heated medium channel is communicated with the outside in the heat supplier, the medium temperature heat medium channel is communicated with the outside in the heat exchanger, and the expander, the second expander and the third expander are connected with the compressor and transmit power to form the second type heat-driven compression heat pump.
8. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander and a heat exchanger; the heat source medium channel is communicated with a third expander, the heat source medium channel of the third expander is communicated with the expander through a heat exchanger, the heat source medium channel of the expander is communicated with a compressor through a cooler, the heat source medium channel of the compressor is communicated with a second expander through a heat supplier, the heat source medium channel of the second expander is communicated with the outside, the cooling medium channel of the cooler is communicated with the outside, the heat supplier is communicated with the outside through a heated medium channel, the heat exchanger is communicated with the outside through a medium temperature heat medium channel, and the expander, the second expander and the third expander are connected with the compressor and transmit power to form a second type heat driving compression heat pump.
9. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander, a heat exchanger and a fourth expander; the heat source medium channel is arranged outside and communicated with the expander, the heat source medium channel is also communicated with the compressor through the cooler, the heat source medium channel is also communicated with the second expander through the heat supplier in the compressor, the heat source medium channel is also communicated with the fourth expander through the heat exchanger in the second expander, the heat source medium channel is also communicated with the third expander in the second expander, the heat source medium channel is also communicated with the outside in the third expander, the cooling medium channel is also communicated with the outside in the cooler, the heated medium channel is also communicated with the outside in the heat supplier, the medium temperature heat medium channel is also communicated with the outside in the heat exchanger, and the expander, the second expander, the third expander and the fourth expander are connected with the compressor and transmit power to form a second type heat-driven compression heat pump.
10. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander, a heat exchanger and a fourth expander; the heat source medium channel is communicated with the fourth expander, the heat source medium channel is communicated with the compressor through the cooler, the heat source medium channel is communicated with the second expander through the heat supplier, the heat source medium channel is communicated with the outside, the heat source medium channel is communicated with the third expander, the heat source medium channel is communicated with the expander through the heat exchanger, the cooling medium channel is communicated with the outside, the heated medium channel is communicated with the outside, the heat exchanger is communicated with the outside through the medium temperature heat medium channel, the expander, the second expander, the third expander and the fourth expander are connected with the compressor and transmit power, and a second type of heat-driven compression heat pump is formed.
11. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a second compression heat exchanger; the heat source medium channel is arranged outside and communicated with the second compressor, the heat source medium channel is communicated with the expander through the heat exchanger in the second compressor, the heat source medium channel is communicated with the compressor through the cooler, the heat source medium channel is communicated with the second expander through the heat supplier in the compressor, the heat source medium channel is communicated with the outside in the second expander, the cooling medium channel is communicated with the outside in the cooler, the heated medium channel is communicated with the outside in the heat supplier, the medium temperature heat medium channel is communicated with the outside in the heat exchanger, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a second type heat-driven compression heat pump.
12. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a second compression heat exchanger; the heat source medium channel is communicated with the expander outside, the expander and the heat source medium channel are communicated with the compressor through the cooler, the heat source medium channel of the compressor is communicated with the second expander through the heat supplier, the heat source medium channel of the second expander is communicated with the second compressor through the heat exchanger, the heat source medium channel of the second compressor is communicated with the outside, the cooling medium channel of the cooler is communicated with the outside, the heat supplier and the heated medium channel are communicated with the outside, the heat exchanger and the medium temperature heat medium channel are communicated with the outside, the expander and the second expander are connected with the compressor and the second compressor and transmit power, and the second type heat-driven compression heat pump is formed.
13. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander and a second cooler; the external part is provided with a heat source medium channel communicated with the expander, the expander is also provided with a heat source medium channel communicated with a third expander through a second cooler, the third expander is also provided with a heat source medium channel communicated with a compressor through a cooler, the compressor is provided with a heat source medium channel communicated with the second expander through a heat supplier, the second expander is also provided with a heat source medium channel communicated with the external part, the cooler and the second cooler are also respectively provided with a cooling medium channel communicated with the external part, the heat supplier is also provided with a heated medium channel communicated with the external part, and the expander, the second expander and the third expander are connected with the compressor and transmit power to form a second type heat-driven compression heat pump.
14. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier and a heat regenerator; the external part is provided with a heat source medium channel communicated with the expander, the expander and the heat source medium channel are communicated with the compressor through a heat regenerator and a cooler, the compressor is provided with a heat source medium channel communicated with a second expander through a heat supplier, the second expander and the heat source medium channel are communicated with the external part through the heat regenerator, the cooler and the cooling medium channel are communicated with the external part, the heat supplier and the heated medium channel are communicated with the external part, and the expander and the second expander are connected with the compressor and transmit power to form a second-class thermally driven compression heat pump.
15. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier and a heat regenerator; the heat source medium channel is communicated with the expander through the heat regenerator, the expander and the heat source medium channel are communicated with the compressor through the cooler, the heat source medium channel is communicated with the second expander through the heat supplier and the heat regenerator, the heat source medium channel is communicated with the outside, the cooler and the cooling medium channel are communicated with the outside, the heat supplier and the heated medium channel are communicated with the outside, and the expander and the second expander are connected with the compressor and transmit power to form a second-class thermally driven compression heat pump.
16. A second kind of thermally driven compression heat pump is the second kind of thermally driven compression heat pump described in item 2, wherein a cooling medium channel communicating a cooler with the outside is eliminated, a new compressor, a new expansion machine and a new cooler are added, the new compressor has a circulating medium channel communicating with the new expansion machine through the cooler, the new expansion machine also has a circulating medium channel communicating with the new compressor through the new cooler, the new cooler also has a cooling medium channel communicating with the outside, and the expansion machine, the second expansion machine and the new expansion machine connect the compressor and the new compressor and transmit power to form the second kind of thermally driven compression heat pump.
17. A second kind of heat-driven compression heat pump is characterized in that in the second kind of heat-driven compression heat pump described in item 2, a cooling medium channel communicated with the outside of a cooler is cancelled, a newly added compressor, a newly added expander, a newly added cooler and a newly added heat regenerator are added, the newly added compressor is provided with a circulating medium channel communicated with the newly added expander through the newly added heat regenerator and the cooler, the newly added expander is also provided with a circulating medium channel communicated with the newly added compressor through the newly added heat regenerator and the newly added cooler, the newly added cooler is also provided with a cooling medium channel communicated with the outside, and the expander, the second expander and the newly added expander are connected with the compressor and the newly added compressor and transmit power to form the second kind of heat-driven compression heat pump.
18. A second kind of thermally driven compression heat pump is the second kind of thermally driven compression heat pump described in item 2, wherein a cold source medium channel communicated with the outside of the cooler is eliminated, a newly added compressor and a newly added expansion machine are added, the outside of the compressor is communicated with the newly added compressor, the newly added compressor is also communicated with the newly added expansion machine through the cooler, the newly added expansion machine is also communicated with the outside through a cold source medium channel, and the expansion machine, the second expansion machine and the newly added expansion machine are connected with the compressor and the newly added compressor and transmit power, so as to form the second kind of thermally driven compression heat pump.
19. A second kind of thermally driven compression heat pump is the second kind of thermally driven compression heat pump described in item 2, wherein a cold source medium channel communicated with the outside of the cooler is eliminated, a newly added compressor, a newly added expansion machine and a newly added heat regenerator are added, the outside is provided with the cold source medium channel communicated with the newly added compressor, the newly added compressor and the cold source medium channel are communicated with the newly added expansion machine through the newly added heat regenerator and the cooler, the newly added expansion machine and the cold source medium channel are communicated with the outside through the newly added heat regenerator, and the expansion machine, the second expansion machine and the newly added expansion machine are connected with the compressor and the newly added compressor and transmit power to form the second kind of thermally driven compression heat pump.
20. A second type of thermally driven compression heat pump, which is the second type of thermally driven compression heat pump described in item 2, wherein a cooling medium channel communicated with a cooler and the outside is cancelled, a new expansion machine, a new circulating pump and a new condenser are added, the new circulating pump is provided with a circulating medium channel communicated with the cooler, the cooler is also provided with a circulating medium channel communicated with the new expansion machine, the new expansion machine is also provided with a circulating medium channel communicated with the new condenser, the new condenser is also provided with a circulating medium channel communicated with the new circulating pump, the new condenser is also provided with a cooling medium channel communicated with the outside, and the expansion machine, the second expansion machine and the new expansion machine are connected with the compressor and transmit power to form the second type of thermally driven compression heat pump; or the expander, the second expander and the newly-increased expander are connected with the compressor and the newly-increased circulating pump and transmit power.
21. The second kind of thermally driven compression heat pump is any one of the second kind of thermally driven compression heat pumps described in items 2-20, in which a power machine is added, the power machine is connected with the compressor and provides power for the compressor to form the second kind of thermally driven compression heat pump driven by additional external power.
22. A second type of thermally driven compression heat pump according to any one of the second type of thermally driven compression heat pump described in any one of items 2 to 20, wherein a working machine is added, and the expansion machine is connected to the working machine and supplies power to the working machine, thereby forming a second type of thermally driven compression heat pump to which a load for supplying power to the outside is added.
Description of the drawings:
FIG. 1 is a schematic flow diagram illustrating an exemplary open bidirectional thermodynamic cycle provided in accordance with the present invention.
Fig. 2 is a diagram of a second type of thermally driven compression heat pump 1 principle thermodynamic system provided in accordance with the present invention.
Fig. 3 is a diagram of a 2 nd principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 4 is a diagram of a 3 rd principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 5 is a diagram of a 4 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 6 is a diagram of a 5 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 7 is a diagram of a 6 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 8 is a diagram of a 7 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 9 is a diagram of a second type of 8 principal thermodynamic systems for thermally driven compression heat pumps provided in accordance with the present invention.
Fig. 10 is a diagram of a 9 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 11 is a diagram of a 10 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 12 is a diagram of a second type of 11 principal thermodynamic systems for thermally driven compression heat pumps provided in accordance with the present invention.
Fig. 13 is a diagram of a 12 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 14 is a diagram of a 13 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 15 is a diagram of a 14 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 16 is a diagram of a 15 th principle thermodynamic system for a second type of thermally driven compression heat pump according to the present invention.
Fig. 17 is a diagram of a 16 th principle thermodynamic system for a second type of thermally driven compression heat pump provided in accordance with the present invention.
Fig. 18 is a diagram of a 17 th principle thermodynamic system for a second type of thermally driven compression heat pump according to the present invention.
Fig. 19 is a diagram of a 18 th principle thermodynamic system for a second type of thermally driven compression heat pump according to the present invention.
Fig. 20 is a diagram of a 19 th principle thermodynamic system for a second type of thermally driven compression heat pump according to the present invention.
In the figure, 1-expander, 2-compressor, 3-second expander, 4-cooler, 5-heater, 6-power machine, 7-working machine, 8-second compressor, 9-second heater, 10-third expander, 11-heat exchanger, 12-fourth expander, 13-second cooler, 14-heat regenerator; a-a newly-added compressor, B-a newly-added expansion machine, C-a newly-added cooler, D-a newly-added heat regenerator, E-a newly-added circulating pump and F-a newly-added condenser.
For ease of understanding, the following description is given:
(1) heat source medium-a substance providing a medium thermal load, such as a waste heat medium.
(2) Cooling medium-a substance that carries away low temperature heat load, such as ambient air.
(3) Medium-temperature heat medium-a substance that provides medium-temperature heat load through a heat exchanger, such as a waste heat medium.
(4) Cold source medium-a substance that carries a low temperature thermal load through the ingress and egress processes, such as ambient air.
(5) In-out flow, taking fig. 2 as an example, the whole process of entering the heat source medium into the expander 1 until the heat source medium is discharged to the outside through the second expander 3 to release the heat energy of the heat source medium is called as an in-out flow.
(6) Regarding the communication between the compressors, taking fig. 6 as an example, the compressor 2 has a heat source medium passage to communicate with the second compressor 8, and the compressor 2 and the second compressor 8 may also be a low pressure compression section and a high pressure compression section of the compressor, respectively.
(7) Regarding the communication between the expanders, taking the example shown in fig. 6 as an example, the third expander 10 has a heat source medium passage in communication with the second expander 3, and the third expander 10 and the second expander 3 may also be a high-pressure expansion section and a low-pressure expansion section of the expanders, respectively.
The specific implementation mode is as follows:
it is to be noted that, in the description of the structure and the flow, the repetition is not necessary; obvious flow is not described. The invention is described in detail below with reference to the figures and examples.
The open two-way thermodynamic cycle flow examples in the T-s diagram of fig. 1 are respectively such:
example ①, consisting of 5 sequential processes in total, reversible adiabatic expansion process 12, isothermal heat release process 23, reversible adiabatic compression process 34, isothermal heat release process 45, throttled pressure reduction process 56.
Example ②, consisting of a total of 5 sequential processes, reversible adiabatic expansion process 12, isothermal heat release process 23, reversible adiabatic compression process 34, isothermal heat release process 45, reversible adiabatic expansion process 56.
Example ③, consisting of a total of 5 sequential processes, reversible adiabatic expansion process 12, constant pressure exothermic process 23, reversible adiabatic compression process 34, constant pressure exothermic process 45, reversible adiabatic expansion process 56.
Example ④, consisting of a total of 5 sequential processes, irreversible adiabatic expansion process 12, constant pressure exothermic process 23, irreversible adiabatic compression process 34, constant pressure exothermic process 45, irreversible adiabatic expansion process 56.
In the example ①, the 12 process outputs work to satisfy 34 processes, in examples ②, ③, ④, the 12, 56 process outputs work to satisfy 34 processes, or both outputs mechanical energy to the outside or completes a cycle with external mechanical energy, and in addition, process 61 will absorb heat from the medium temperature heat source to form a closed thermodynamic process 1234561.
The second type of thermally driven compression heat pump shown in fig. 2 is realized by:
(1) structurally, the system consists of an expander, a compressor, a second expander, a cooler and a heat supplier; a heat source medium channel is arranged outside and communicated with the expander 1, the expander 1 is also communicated with the compressor 2 through a cooler 4, the compressor 2 is also communicated with the second expander 3 through a heat source medium channel 5, the second expander 3 is also communicated with the outside through a heat source medium channel, the cooler 4 is also communicated with the outside through a cooling medium channel, the heat source 5 is also communicated with the outside through a heated medium channel, and the expander 1 and the second expander 3 are connected with the compressor 2 and transmit power.
(2) In the process, a heat source medium enters the expander 1 to reduce the pressure and do work, flows through the cooler 4 to release heat, and then enters the compressor 2 to increase the pressure and the temperature; the heat source medium discharged by the compressor 2 flows through the heat supplier 5 and releases heat, and then enters the second expander 3 to reduce the pressure and do work and is discharged outwards; the heat source medium provides a driving heat load and a heating heat load through an inlet-outlet flow, the cooling medium takes away a low-temperature heat load through the cooler 4, the heated medium obtains a high-temperature heat load through the heater 5, and the work output by the expander 1 and the second expander 3 is provided for the compressor 2 as power to form a second type of heat driving compression heat pump.
The second type of thermally driven compression heat pump shown in fig. 3 is realized by:
(1) structurally, the system consists of an expander, a compressor, a second expander, a cooler, a heat supplier and a second compressor; a heat source medium channel is arranged outside and communicated with the expander 1, the expander 1 is also communicated with the compressor 2 through a cooler 4, the compressor 2 is provided with a heat source medium channel which is communicated with the second compressor 8 through a heat supplier 5, the second compressor 8 is also communicated with the second expander 3 through the heat supplier 5, the second expander 3 is also communicated with the outside through a heat source medium channel, the cooler 4 is also communicated with the outside through a cooling medium channel, the heat supplier 5 is also communicated with the outside through a heated medium channel, and the expander 1 and the second expander 3 are connected with the compressor 2 and the second compressor 8 and transmit power.
(2) In the process, a heat source medium enters the expander 1 to reduce the pressure and do work, flows through the cooler 4 to release heat, and then enters the compressor 2 to increase the pressure and the temperature; a heat source medium discharged by the compressor 2 flows through the heat supplier 5 and releases heat, and then enters the second compressor 8 to be boosted and heated; the heat source medium discharged by the second compressor 8 flows through the heat supply device 5 and releases heat, and then enters the second expander 3 to reduce the pressure and do work and is discharged outwards; the heat source medium provides a driving heat load and a heating heat load through an inlet-outlet flow, the cooling medium takes away a low-temperature heat load through the cooler 4, the heated medium obtains a high-temperature heat load through the heater 5, and the work output by the expander 1 and the second expander 3 is provided for the compressor 2 and the second compressor 8 as power to form a second-class heat driving compression heat pump.
The second type of thermally driven compression heat pump shown in fig. 4 is realized by:
(1) structurally, the heat pump system mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a power machine, a second compressor and a second heat supplier; the external part is provided with a heat source medium channel communicated with the expander 1, the expander 1 is also provided with a heat source medium channel communicated with the compressor 2 through the cooler 4, the compressor 2 is provided with a heat source medium channel communicated with the second compressor 8 through the heat supplier 5, the second compressor 8 is also provided with a heat source medium channel communicated with the second expander 3 through the second heat supplier 9, the second expander 3 is also provided with a heat source medium channel communicated with the external part, the cooler 4 is also provided with a cooling medium channel communicated with the external part, the heat supplier 5 and the second heat supplier 9 are also respectively provided with a heated medium channel communicated with the external part, and the expander 1, the second expander 3 and the power machine 6 are connected with the compressor 2 and the second compressor 8 and transmit power.
(2) In the process, a heat source medium enters the expander 1 to reduce the pressure and do work, flows through the cooler 4 to release heat, and then enters the compressor 2 to increase the pressure and the temperature; a heat source medium discharged by the compressor 2 flows through the heat supplier 5 and releases heat, and then enters the second compressor 8 to be boosted and heated; the heat source medium discharged by the second compressor 8 flows through the second heat supply device 9 and releases heat, and then enters the second expansion machine 3 to reduce the pressure and do work and is discharged outwards; the heat source medium provides a driving heat load and a heating heat load through an inlet-outlet flow, the cooling medium takes away a low-temperature heat load through the cooler 4, the heated medium obtains the high-temperature heat load through the heater 5 and the second heater 9, and the work output by the expander 1, the second expander 3 and the power machine 6 is provided for the compressor 2 and the second compressor 8 as power to form a second type of heat driving compression heat pump driven by additional external power.
The second type of thermally driven compression heat pump shown in fig. 5 is realized by:
(1) structurally, the heat pump system mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a working machine, a second heat supplier and a third expander; a heat source medium channel is arranged outside and communicated with the expander 1, the expander 1 is also communicated with the compressor 2 through a cooler 4, the compressor 2 is also communicated with a third expander 10 through a heat source medium channel 5, the third expander 10 is also communicated with the second expander 3 through a second heat supply device 9, the second expander 3 is also communicated with the outside through a heat source medium channel, the cooler 4 is also communicated with the outside through a cooling medium channel, the heat supply device 5 and the second heat supply device 9 are also communicated with the outside through heated medium channels respectively, and the expander 1, the second expander 3 and the third expander 10 are connected with the compressor 2 and the working machine 7 and transmit power.
(2) In the process, a heat source medium enters the expander 1 to reduce the pressure and do work, flows through the cooler 4 to release heat, and then enters the compressor 2 to increase the pressure and the temperature; a heat source medium discharged by the compressor 2 flows through the heat supply device 5 and releases heat, and then enters the third expander 10 to perform work by reducing the pressure; the heat source medium discharged by the third expander 10 flows through the second heat supply device 9 and releases heat, and then enters the second expander 3 to reduce the pressure and do work and is discharged outwards; the heat source medium provides a driving heat load and a heating heat load through an inlet-outlet flow, the cooling medium takes away a low-temperature heat load through the cooler 4, the heated medium obtains a high-temperature heat load through the heat supplier 5 and the second heat supplier 9, and the work output by the expansion machine 1, the second expansion machine 3 and the third expansion machine 10 is provided for the compressor 2 and the working machine 7 as power, so that a second type of heat driving compression heat pump which additionally provides a power load to the outside is formed.
The second type of thermally driven compression heat pump shown in fig. 6 is realized by:
(1) structurally, the system mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a second compressor, a second heat supplier and a third expander; the external part is provided with a heat source medium channel communicated with the expander 1, the expander 1 is also provided with a heat source medium channel communicated with the compressor 2 through the cooler 4, the compressor 2 is provided with a heat source medium channel communicated with the second expander 3 through the heat supplier 5, the compressor 2 is also provided with a heat source medium channel communicated with the second compressor 8, the second compressor 8 is also provided with a heat source medium channel communicated with the third expander 10 through the second heat supplier 9, the third expander 10 is also provided with a heat source medium channel communicated with the second expander 3, the second expander 3 is also provided with a heat source medium channel communicated with the external part, the cooler 4 is also provided with a cooling medium channel communicated with the external part, the heat supplier 5 and the second heat supplier 9 are also respectively communicated with the external part through heated medium channels, and the expander 1, the second expander 3 and the third expander 10 are connected with the compressor 2 and the second compressor 8 and transmit power.
(2) In the process, a heat source medium enters the expander 1 to reduce the pressure and do work, flows through the cooler 4 to release heat, and then enters the compressor 2 to increase the pressure and the temperature; the heat source medium discharged by the compressor 2 is divided into two paths, wherein the first path flows through the heat supplier 5 to release heat and then is supplied to the second expander 3, and the second path sequentially flows through the second compressor 8 to increase the pressure and the temperature, flows through the second heat supplier 9 to release heat, flows through the third expander 10 to reduce the pressure and apply work and then is supplied to the second expander 3; the heat source medium enters the second expansion machine 3 to reduce the pressure and do work, and then is discharged outwards; the heat source medium provides a driving heat load and a heating heat load through an inlet-outlet flow, the cooling medium takes away a low-temperature heat load through the cooler 4, the heated medium obtains a high-temperature heat load through the heat supplier 5 and the second heat supplier 9, and the work output by the expansion machine 1, the second expansion machine 3 and the third expansion machine 10 is provided for the compressor 2 and the second compressor 8 as power, so that a second-class heat driving compression heat pump is formed.
The second type of thermally driven compression heat pump shown in fig. 7 is realized by:
(1) structurally, the heat exchanger mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander and a heat exchanger; a heat source medium channel is arranged outside and communicated with an expander 1, the expander 1 and the heat source medium channel are communicated with a compressor 2 through a cooler 4, the compressor 2 is provided with a heat source medium channel communicated with a second expander 3 through a heat supplier 5, the second expander 3 and the heat source medium channel are communicated with a third expander 10 through a heat exchanger 11, the third expander 10 is further provided with a heat source medium channel communicated with the outside, the cooler 4 and a cooling medium channel are communicated with the outside, the heat supplier 5 and a heated medium channel are communicated with the outside, the heat exchanger 11 is further provided with a medium temperature heat medium channel communicated with the outside, and the expander 1, the second expander 3 and the third expander 10 are connected with the compressor 2 and transmit power.
(2) In the process, a heat source medium enters the expander 1 to reduce the pressure and do work, flows through the cooler 4 to release heat, and then enters the compressor 2 to increase the pressure and the temperature; the heat source medium discharged by the compressor 2 flows through the heat supplier 5 and releases heat, and then enters the second expander 3 to reduce the pressure and do work; the heat source medium discharged from the second expander 3 flows through the heat exchanger 11 and absorbs heat, and then enters the third expander 10 to reduce pressure and do work and is discharged to the outside; a heat source medium provides driving heat load and heating heat load together through an inlet flow and an outlet flow and a medium-temperature heat medium provides driving heat load and heating heat load through a heat exchanger 11, a cooling medium takes away low-temperature heat load through a cooler 4, a heated medium obtains high-temperature heat load through a heater 5, and work output by an expansion machine 1, a second expansion machine 3 and a third expansion machine 10 is provided for a compressor 2 as power to form a second type of heat driving compression heat pump.
The second type of thermally driven compression heat pump shown in fig. 8 is realized by:
(1) structurally, the heat exchanger mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander and a heat exchanger; the external part is provided with a heat source medium channel communicated with a third expander 10, the third expander 10 is also provided with a heat source medium channel communicated with an expander 1 through a heat exchanger 11, the expander 1 is also provided with a heat source medium channel communicated with a compressor 2 through a cooler 4, the compressor 2 is provided with a heat source medium channel communicated with a second expander 3 through a heat supplier 5, the second expander 3 is also provided with a heat source medium channel communicated with the external part, the cooler 4 is also provided with a cooling medium channel communicated with the external part, the heat supplier 5 is also provided with a heated medium channel communicated with the external part, the heat exchanger 11 is also provided with a medium temperature heat medium channel communicated with the external part, and the expander 1, the second expander 3 and the third expander 10 are connected with the compressor 2 and transmit power.
(2) In the flow, the heat source medium enters the third expander 10 to perform decompression work, flows through the heat exchanger 11 to absorb heat, and then enters the expander 1 to perform decompression work; a heat source medium discharged by the expander 1 flows through the cooler 4 and releases heat, and then enters the compressor 2 to be boosted and heated; the heat source medium discharged by the compressor 2 flows through the heat supplier 5 and releases heat, and then enters the second expander 3 to reduce the pressure and work and discharge the heat outwards; a heat source medium provides a driving heat load and a heating heat load together through an inlet-outlet flow and a medium-temperature heat medium through a heat exchanger 11, a cooling medium takes away a low-temperature heat load through a cooler 4, a heated medium obtains the high-temperature heat load through a heater 5, and work output by an expansion machine 1, a second expansion machine 3 and a third expansion machine 10 is provided for a compressor 2 as power to form a second type of heat driving compression heat pump.
The second type of thermally driven compression heat pump shown in fig. 9 is realized by:
(1) structurally, the system mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander, a heat exchanger and a fourth expander; the external part is provided with a heat source medium channel communicated with the expander 1, the fourth expander 12 is also provided with a heat source medium channel communicated with the expander 1, the expander 1 is also provided with a heat source medium channel communicated with the compressor 2 through the cooler 4, the compressor 2 is provided with a heat source medium channel communicated with the second expander 3 through the heater 5, the second expander 3 is also provided with a heat source medium channel communicated with the fourth expander 12 through the heat exchanger 11, the second expander 3 is also provided with a heat source medium channel communicated with the third expander 10, the third expander 10 is also provided with a heat source medium channel communicated with the external part, the cooler 4 is also provided with a cooling medium channel communicated with the external part, the heat supply device 5 is also provided with a heated medium channel communicated with the external part, the heat exchanger 11 is also provided with a medium temperature heat medium channel communicated with the external part, the expander 1 and the second expander 3, the third expander 10 and the fourth expander 12 are connected to the compressor 2 and transmit power.
(2) In the flow, heat source media from the outside and the fourth expander 12 enter the expander 1 to reduce the pressure and do work, flow through the cooler 4 to release heat, and then enter the compressor 2 to increase the pressure and temperature; the heat source medium discharged by the compressor 2 flows through the heat supplier 5 and releases heat, and then enters the second expander 3 to reduce the pressure and do work; the heat source medium discharged by the second expander 3 is divided into two paths, the first path flows through the third expander 10 to reduce the pressure and do work and is discharged outwards, and the second path sequentially flows through the heat exchanger 11 to absorb heat and flows through the fourth expander 12 to reduce the pressure and do work and then is supplied to the expander 1; a heat source medium provides a driving heat load and a heating heat load together through an inlet-outlet flow and a medium-temperature heat medium through a heat exchanger 11, a cooling medium takes away a low-temperature heat load through a cooler 4, a heated medium obtains a high-temperature heat load through a heater 5, and work output by an expansion machine 1, a second expansion machine 3, a third expansion machine 10 and a fourth expansion machine 12 is provided for a compressor 2 as power, so that a second type of heat-driven compression heat pump is formed.
The second type of thermally driven compression heat pump shown in fig. 10 is realized by:
(1) structurally, the system mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander, a heat exchanger and a fourth expander; the external part is provided with a heat source medium channel communicated with a fourth expander 12, the fourth expander 12 is also provided with a heat source medium channel communicated with an expander 1, the expander 1 is also provided with a heat source medium channel communicated with a compressor 2 through a cooler 4, the compressor 2 is provided with a heat source medium channel communicated with a second expander 3 through a heat supplier 5, the second expander 3 is also provided with a heat source medium channel communicated with the external part, the second expander 3 is also provided with a heat source medium channel communicated with a third expander 10, the third expander 10 is also provided with a heat source medium channel communicated with the expander 1 through a heat exchanger 11, the cooler 4 is also provided with a cooling medium channel communicated with the external part, the heat supplier 5 is also provided with a heated medium channel communicated with the external part, the heat exchanger 11 is also provided with a medium temperature medium channel communicated with the external part, the expander 1 and the second expander 3, the third expander 10 and the fourth expander 12 are connected to the compressor 2 and transmit power.
(2) In the flow, the external heat source medium flows through the fourth expansion machine 12 to perform decompression work, and then enters the expansion machine 1 together with the heat source medium from the heat exchanger 11 to perform decompression work; a heat source medium discharged by the expander 1 flows through the cooler 4 and releases heat, and then enters the compressor 2 to be boosted and heated; the heat source medium discharged by the compressor 2 flows through the heat supplier 5 and releases heat, and then enters the second expansion machine 3 to reduce the pressure and do work; the heat source medium discharged by the second expander 3 is divided into two paths, the first path is directly discharged outwards, and the second path sequentially flows through the third expander 10 to perform pressure reduction work and flows through the heat exchanger 11 to absorb heat and then is supplied to the expander 1; a heat source medium provides a driving heat load and a heating heat load together through an inlet-outlet flow and a medium-temperature heat medium through a heat exchanger 11, a cooling medium takes away a low-temperature heat load through a cooler 4, a heated medium obtains a high-temperature heat load through a heater 5, and work output by an expansion machine 1, a second expansion machine 3, a third expansion machine 10 and a fourth expansion machine 12 is provided for a compressor 2 as power, so that a second type of heat-driven compression heat pump is formed.
The second type of thermally driven compression heat pump shown in fig. 11 is realized by:
(1) structurally, the heat exchanger mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a second compressor and a heat exchanger; the external part is provided with a heat source medium channel communicated with a second compressor 8, the second compressor 8 is also provided with a heat source medium channel communicated with an expander 1 through a heat exchanger 11, the expander 1 is also provided with a heat source medium channel communicated with a compressor 2 through a cooler 4, the compressor 2 is provided with a heat source medium channel communicated with a second expander 3 through a heat supplier 5, the second expander 3 is also provided with a heat source medium channel communicated with the external part, the cooler 4 is also provided with a cooling medium channel communicated with the external part, the heat supplier 5 is also provided with a heated medium channel communicated with the external part, the heat exchanger 11 is also provided with a medium temperature heat medium channel communicated with the external part, and the expander 1 and the second expander 3 are connected with the compressor 2 and the second compressor 8 and transmit power.
(2) In the process, the heat source medium enters the second compressor 8 to be boosted and heated, flows through the heat exchanger 11 to absorb heat, and then enters the expander 1 to be decompressed and do work; a heat source medium discharged by the expander 1 flows through the cooler 4 and releases heat, and then enters the compressor 2 to be boosted and heated; the heat source medium discharged by the compressor 2 flows through the heat supplier 5 and releases heat, and then enters the second expander 3 to reduce the pressure and do work and is discharged outwards; a heat source medium provides a driving heat load and a heating heat load together through an inlet-outlet flow and a medium-temperature heat medium through a heat exchanger 11, a cooling medium takes away a low-temperature heat load through a cooler 4, a heated medium obtains a high-temperature heat load through a heater 5, and work output by an expander 1 and a second expander 3 is provided for a compressor 2 and a second compressor 8 as power to form a second-class heat driving compression heat pump.
The second type of thermally driven compression heat pump shown in fig. 12 is realized by:
(1) structurally, the heat exchanger mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a second compressor and a heat exchanger; a heat source medium channel is arranged outside and communicated with an expander 1, the expander 1 and the heat source medium channel are communicated with a compressor 2 through a cooler 4, the compressor 2 is provided with a heat source medium channel communicated with a second expander 3 through a heat supplier 5, the second expander 3 and the heat source medium channel are communicated with a second compressor 8 through a heat exchanger 11, the second compressor 8 and the heat source medium channel are communicated with the outside, the cooler 4 and a cooling medium channel are communicated with the outside, the heat supplier 5 and a heated medium channel are communicated with the outside, the heat exchanger 11 and a medium temperature heat medium channel are communicated with the outside, and the expander 1 and the second expander 3 are connected with the compressor 2 and the second compressor 8 and transmit power.
(2) In the process, a heat source medium enters the expander 1 to reduce the pressure and do work, flows through the cooler 4 to release heat, and then enters the compressor 2 to increase the pressure and the temperature; the heat source medium discharged by the compressor 2 flows through the heat supplier 5 and releases heat, and then enters the second expander 3 to reduce the pressure and do work; the heat source medium discharged from the second expander 3 flows through the heat exchanger 11 and absorbs heat, and then enters the second compressor 8 to increase pressure and temperature and is discharged to the outside; a heat source medium provides a driving heat load and a heating heat load together through an inlet-outlet flow and a medium-temperature heat medium through a heat exchanger 11, a cooling medium takes away a low-temperature heat load through a cooler 4, a heated medium obtains the high-temperature heat load through a heater 5, and work output by an expansion machine 1 and a second expansion machine 3 is provided for a compressor 2 and a second compressor 8 as power to form a second type of heat driving compression heat pump.
The second type of thermally driven compression heat pump shown in fig. 13 is realized by:
(1) structurally, the system mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander and a second cooler; a heat source medium channel is arranged outside and communicated with the expander 1, the expander 1 is also provided with a heat source medium channel which is communicated with a third expander 10 through a second cooler 13, the third expander 10 is also provided with a heat source medium channel which is communicated with the compressor 2 through a cooler 4, the compressor 2 is provided with a heat source medium channel which is communicated with the second expander 3 through a heat supplier 5, the second expander 3 is also provided with a heat source medium channel which is communicated with the outside, the cooler 4 and the second cooler 13 are also provided with cooling medium channels which are communicated with the outside respectively, the heat supplier 5 is also provided with a heated medium channel which is communicated with the outside, and the expander 1, the second expander 3 and the third expander 10 are connected with the compressor 2 and transmit power.
(2) In the process, the heat source medium enters the expansion machine 1 to reduce the pressure and do work, flows through the second cooler 13 to release heat, and then enters the third expansion machine 10 to reduce the pressure and do work; the heat source medium discharged from the third expander 10 flows through the cooler 4 and releases heat, and then enters the compressor 2 to increase the pressure and the temperature; the heat source medium discharged by the compressor 2 flows through the heat supplier 5 and releases heat, and then enters the second expander 3 to reduce the pressure and do work and is discharged outwards; the heat source medium provides a driving heat load and a heating heat load through an inlet-outlet flow, the cooling medium takes away a low-temperature heat load through the cooler 4 and the second cooler 13, the heated medium obtains a high-temperature heat load through the heater 5, and the work output by the expander 1, the second expander 3 and the third expander 10 is provided for the compressor 2, so that a second-class heat driving compression heat pump is formed.
The second type of thermally driven compression heat pump shown in fig. 14 is realized by:
(1) structurally, the heat recovery system mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier and a heat regenerator; a heat source medium channel is arranged outside and communicated with the expander 1, the expander 1 and the heat source medium channel are communicated with the compressor 2 through a heat regenerator 14 and a cooler 4, the compressor 2 is provided with a heat source medium channel communicated with a second expander 3 through a heat supplier 5, the second expander 3 and the heat source medium channel are communicated with the outside through the heat regenerator 14, the cooler 4 and the cooling medium channel are communicated with the outside, the heat supplier 5 and the heated medium channel are communicated with the outside, and the expander 1 and the second expander 3 are connected with the compressor 2 and transmit power.
(2) In the process, a heat source medium enters the expander 1 to reduce the pressure and do work, sequentially flows through the heat regenerator 14 and the cooler 4 to gradually release heat, and then enters the compressor 2 to increase the pressure and the temperature; the heat source medium discharged by the compressor 2 flows through the heat supplier 5 and releases heat, and then enters the second expander 3 to reduce the pressure and do work; the heat source medium discharged from the second expander 3 flows through the heat regenerator 14 and absorbs heat, and then is discharged to the outside; the heat source medium provides a driving heat load and a heating heat load through an inlet-outlet flow, the cooling medium takes away a low-temperature heat load through the cooler 4, the heated medium obtains a high-temperature heat load through the heater 5, and the work output by the expander 1 and the second expander 3 is provided for the compressor 2 as power to form a second type of heat driving compression heat pump.
The second type of thermally driven compression heat pump shown in fig. 15 is realized by:
(1) structurally, the heat recovery system mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier and a heat regenerator; a heat source medium channel is arranged outside and communicated with the expansion machine 1 through a heat regenerator 14, the expansion machine 1 is also communicated with the compressor 2 through a cooler 4, the compressor 2 is also communicated with the second expansion machine 3 through a heat source medium channel and a heat regenerator 5, the second expansion machine 3 is also communicated with the outside through a heat source medium channel, the cooler 4 is also communicated with the outside through a cooling medium channel, the heat supplier 5 is also communicated with the outside through a heated medium channel, and the expansion machine 1 and the second expansion machine 3 are connected with the compressor 2 and transmit power.
(2) In the process, the heat source medium flows through the heat regenerator 14 and absorbs heat, and then enters the expansion machine 1 to reduce the pressure and do work; a heat source medium discharged by the expander 1 flows through the cooler 4 and releases heat, and then enters the compressor 2 to be boosted and heated; the heat source medium discharged by the compressor 2 flows through the heat supplier 5 and the heat regenerator 14 in sequence and releases heat gradually, and then enters the second expander 3 to reduce the pressure and do work and is discharged outwards; the heat source medium provides a driving heat load and a heating heat load through an inlet-outlet flow, the cooling medium takes away a low-temperature heat load through the cooler 4, the heated medium obtains a high-temperature heat load through the heater 5, and the work output by the expander 1 and the second expander 3 is provided for the compressor 2 as power to form a second type of heat driving compression heat pump.
The second type of thermally driven compression heat pump shown in fig. 16 is realized by:
(1) structurally, in the second type of thermally driven compression heat pump shown in fig. 2, a cooling medium channel for communicating a cooler 4 with the outside is eliminated, a newly added compressor, a newly added expansion machine and a newly added cooler are added, a circulating medium channel of the newly added compressor a is communicated with a newly added expansion machine B through the cooler 4, the newly added expansion machine B is also communicated with the newly added compressor a through a newly added cooler C, the newly added cooler C is also communicated with the outside through a cooling medium channel, and the expansion machine 1, the second expansion machine 3 and the newly added expansion machine B are connected with the compressor 2 and the newly added compressor a and transmit power.
(2) In the process, the circulating working medium discharged by the newly added compressor A flows through the cooler 4 and absorbs heat, and then enters the newly added expansion machine B to reduce the pressure and do work; circulating working medium discharged by the newly-added expansion machine B flows through the newly-added cooler C and releases heat, and then enters the newly-added compressor A to be boosted and heated; the heat source medium provides a driving heat load and a heating heat load through an inlet-outlet flow, the cooling medium takes away a low-temperature heat load through the newly-added cooler C, the heated medium obtains a high-temperature heat load through the heat supplier 5, and the work output by the expander 1, the second expander 3 and the newly-added expander B is provided for the compressor 2 and the newly-added compressor A as power, so that the second type of heat-driven compression heat pump is formed.
The second type of thermally driven compression heat pump shown in fig. 17 is realized by:
(1) structurally, in the second type of thermally driven compression heat pump shown in fig. 2, a cooling medium channel for communicating a cooler 4 with the outside is eliminated, a new compressor, a new expansion machine, a new cooler and a new heat regenerator are added, a circulating medium channel of the new compressor a is communicated with a new expansion machine B through the new heat regenerator D and the cooler 4, the new expansion machine B is communicated with the new compressor a through the new heat regenerator D and the new cooler C, the new cooler C is communicated with the outside through a cooling medium channel, and an expander 1, a second expansion machine 3 and the new expansion machine B are connected with the compressor 2 and the new compressor a and transmit power.
(2) In the process, the circulating working medium discharged by the newly-added compressor A sequentially flows through the newly-added heat regenerator D and the cooler 4 and gradually absorbs heat, and then enters the newly-added expansion machine B to reduce the pressure and do work; the circulating working medium discharged by the newly added expansion machine B sequentially flows through the newly added heat regenerator D and the newly added cooler C, gradually releases heat, and then enters the newly added compressor A to be boosted and heated; the heat source medium provides a driving heat load and a heating heat load through an inlet-outlet flow, the cooling medium takes away a low-temperature heat load through the newly-added cooler C, the heated medium obtains a high-temperature heat load through the heater 5, and the work output by the expander 1, the second expander 3 and the newly-added expander B is provided for the compressor 2 and the newly-added compressor A as power, so that a second type of thermally-driven compression heat pump is formed.
The second type of thermally driven compression heat pump shown in fig. 18 is realized by:
(1) structurally, in the second type of thermally driven compression heat pump shown in fig. 2, a cold source medium channel of the cooler 4 communicated with the outside is eliminated, a newly added compressor and a newly added expansion machine are added, the outside is provided with the cold source medium channel communicated with the newly added compressor a, the newly added compressor a is also provided with the cold source medium channel communicated with a newly added expansion machine B through the cooler 4, the newly added expansion machine B is also provided with the cold source medium channel communicated with the outside, and the expansion machine 1, the second expansion machine 3 and the newly added expansion machine B are connected with the compressor 2 and the newly added compressor a and transmit power.
(2) In the process, an external cold source medium enters a newly-added compressor A to increase the pressure and the temperature, flows through a cooler 4 to absorb heat, then enters a newly-added expansion machine B to reduce the pressure and do work, and is discharged to the outside; the heat source medium provides driving heat load and heating heat load through the inlet and outlet flow, the cold source medium takes away low-temperature heat load through the inlet and outlet flow, the heated medium obtains high-temperature heat load through the heat supplier 5, and the work output by the expansion machine 1, the second expansion machine 3 and the new expansion machine B is provided for the compressor 2 and the new compressor A as power, so that the second type of heat driving compression heat pump is formed.
The second type of thermally driven compression heat pump shown in fig. 19 is realized by:
(1) structurally, in the second type of thermally driven compression heat pump shown in fig. 2, a cold source medium channel of the cooler 4 communicated with the outside is eliminated, a newly added compressor, a newly added expansion machine and a newly added heat regenerator are added, the outside is provided with the cold source medium channel communicated with the newly added compressor a, the cold source medium channel, the newly added heat regenerator D and the cooler 4 are communicated with the newly added expansion machine B, the cold source medium channel, the newly added heat regenerator D and the outside are communicated, and the expander 1, the second expansion machine 3 and the newly added expansion machine B are connected with the compressor 2 and the newly added compressor a and transmit power.
(2) In the process, an external cold source medium enters a newly-added compressor A to increase the pressure and the temperature, sequentially flows through a newly-added heat regenerator D and a cooler 4 to gradually absorb heat, and then enters a newly-added expansion machine B to reduce the pressure and do work; a cold source medium discharged by the newly added expansion machine B flows through the newly added heat regenerator D and releases heat, and then is discharged outwards; the heat source medium provides a driving heat load and a heating heat load through an inlet-outlet flow, the cold source medium takes away a low-temperature heat load through an inlet-outlet flow, the heated medium obtains a high-temperature heat load through the heat supplier 5, and the work output by the expansion machine 1, the second expansion machine 3 and the new expansion machine B is provided for the compressor 2 and the new compressor A as power, so that a second type of heat driving compression heat pump is formed.
The second type of thermally driven compression heat pump shown in fig. 20 is realized by:
(1) structurally, in the second type of thermally driven compression heat pump shown in fig. 2, a cooling medium channel for communicating a cooler 4 with the outside is eliminated, a new expansion machine, a new circulating pump and a new condenser are added, the new circulating pump E is provided with a circulating medium channel communicated with the cooler 4, the cooler 4 is also provided with a circulating medium channel communicated with a new expansion machine B, the new expansion machine B is also provided with a circulating medium channel communicated with a new condenser F, the new condenser F is also provided with a circulating medium channel communicated with the new circulating pump E, the new condenser F is also provided with a cooling medium channel communicated with the outside, and the expansion machine 1, the second expansion machine 3 and the new expansion machine B are connected with the compressor 2 and transmit power.
(2) In the process, the circulating working medium pressurized by the newly-added circulating pump E enters the cooler 4 to absorb heat and vaporize, and then enters the newly-added expansion machine B to reduce the pressure and do work; the circulating working medium discharged by the newly added expansion machine B enters the newly added condenser F to release heat and condense, and then is supplied to the newly added circulating pump E; the heat source medium provides a driving heat load and a heating heat load through an inlet-outlet flow, the cooling medium takes away a low-temperature heat load through a newly-added condenser F, the heated medium obtains a high-temperature heat load through a heat supplier 5, and the work output by the expansion machine 1, the second expansion machine 3 and the newly-added expansion machine B is provided for the compressor 2 as power, so that a second type of heat-driven compression heat pump is formed.
Incidentally, when only the temperature difference (thermal energy) drive is employed, it is conceivable to provide a starter motor in the second type of thermally driven compression heat pump for the convenience of starting.
The effect that the technology of the invention can realize-the open bidirectional thermodynamic cycle and the second type of heat driving compression heat pump proposed by the invention have the following effects and advantages:
(1) provides a new idea and a new technology for utilizing the temperature difference.
(2) The heat energy (temperature difference) is driven to realize the temperature increase of the heat energy, or the heat energy and the temperature can be selected to provide power for the outside at the same time.
(3) The process is reasonable, and the full and efficient utilization of heat energy (temperature difference) can be realized; and the differential pressure utilization or compensation of the heat source medium is also considered.
(4) When necessary, the heat energy temperature is increased by means of external power, the mode is flexible, and the adaptability is good.
(5) The compressor, the expander and the heat exchanger are used as components of the compression heat pump, and the structure is simple.
(6) The heat source medium is directly used as the working medium, and the heating performance index is higher.
(7) A plurality of specific technical schemes are provided, so that the method can cope with a plurality of different actual conditions and has a wider application range.
(8) The heat pump technology is expanded, the types of compression heat pumps are enriched, and the high-efficiency utilization of heat energy is better realized.

Claims (22)

1. The open bidirectional thermodynamic cycle is a closed process 1234561 consisting of six processes of working among a high-temperature heat source, a medium-temperature heat source and a low-temperature heat source in sequence, namely a pressure reduction process 12 of a heat source medium from the medium temperature, a heat release process 23 to the low-temperature heat source, a pressure increase process 34 from the low temperature, a heat release process 45 to the high-temperature heat source, a pressure reduction process 56 from the high temperature and a heat absorption process 61 from the medium-temperature heat source, wherein a non-closed process 123456 formed after the heat absorption process 61 from the medium-temperature heat source is cancelled.
2. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler and a heat supplier; a heat source medium channel is arranged outside and communicated with an expansion machine (1), the expansion machine (1) is also provided with a heat source medium channel which is communicated with a compressor (2) through a cooler (4), the compressor (2) is also provided with a heat source medium channel which is communicated with a second expansion machine (3) through a heat supplier (5), the second expansion machine (3) is also provided with a heat source medium channel which is communicated with the outside, the cooler (4) is also provided with a cooling medium channel which is communicated with the outside, the heat supplier (5) is also provided with a heated medium channel which is communicated with the outside, and the expansion machine (1) and the second expansion machine (3) are connected with the compressor (2) and transmit power to form a second type heat-driven compression heat pump.
3. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier and a second compressor; the external part is provided with a heat source medium channel communicated with the expander (1), the expander (1) is also provided with a heat source medium channel communicated with the compressor (2) through a cooler (4), the compressor (2) is provided with a heat source medium channel communicated with a second compressor (8) through a heat supplier (5), the second compressor (8) is also provided with a heat source medium channel communicated with a second expander (3) through the heat supplier (5), the second expander (3) is also provided with a heat source medium channel communicated with the external part, the cooler (4) is also provided with a cooling medium channel communicated with the external part, the heat supplier (5) is also provided with a heated medium channel communicated with the external part, and the expander (1) and the second expander (3) are connected with the compressor (2) and the second compressor (8) and transmit power to form a second type heat driving compression heat pump.
4. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a second compressor and a second heat supplier; the external part is provided with a heat source medium channel communicated with the expander (1), the expander (1) is also provided with a heat source medium channel communicated with the compressor (2) through a cooler (4), the compressor (2) is provided with a heat source medium channel communicated with a second compressor (8) through a heat supplier (5), the second compressor (8) is also provided with a heat source medium channel communicated with a second expander (3) through a second heat supplier (9), the second expander (3) is also provided with a heat source medium channel communicated with the external part, the cooler (4) is also provided with a cooling medium channel communicated with the external part, the heat supplier (5) and the second heat supplier (9) are also provided with a heated medium channel communicated with the external part respectively, and the expander (1) and the second expander (3) are connected with the compressor (2) and the second compressor (8) and transmit power to form a second type heat driving compression heat pump.
5. The second kind of heat drives compression heat pump, mainly by expander, compressor, second expander, cooler, heat supply ware, second heat supply ware and third expander and constitute: a heat source medium channel is arranged outside and communicated with an expansion machine (1), the expansion machine (1) is also provided with a heat source medium channel which is communicated with a compressor (2) through a cooler (4), the compressor (2) is provided with a heat source medium channel which is communicated with a third expansion machine (10) through a heat supplier (5), the third expansion machine (10) is also provided with a heat source medium channel which is communicated with a second expansion machine (3) through a second heat supplier (9), the second expansion machine (3) is also provided with a heat source medium channel which is communicated with the outside, the cooler (4) is also provided with a cooling medium channel which is communicated with the outside, the heat supplier (5) and the second heat supplier (9) are also provided with a heated medium channel which is communicated with the outside respectively, and the expansion machine (1), the second expansion machine (3) and the third expansion machine (10) are connected with the compressor (2) and transmit power, so that a second type heat compression heat pump driving heat.
6. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a second compressor, a second heat supplier and a third expander; the external part is provided with a heat source medium channel which is communicated with the expander (1), the expander (1) is also provided with a heat source medium channel which is communicated with the compressor (2) through a cooler (4), the compressor (2) is also provided with a heat source medium channel which is communicated with the second expander (3) through a heat supplier (5), the compressor (2) is also provided with a heat source medium channel which is communicated with the second compressor (8), the second compressor (8) is also provided with a heat source medium channel which is communicated with the third expander (10) through a second heat supplier (9), the third expander (10) is also provided with a heat source medium channel which is communicated with the second expander (3), the second expander (3) is also provided with a heat source medium channel which is communicated with the external part, the cooler (4) is also provided with a cooling medium channel which is communicated with the external part, the heater (5) and the second heat supplier (9) are also provided with a heated medium channel which is communicated with the external part, the expander (1), the second expander (3) and the third expander (10) are connected with the compressor (2) And transmitting power to form a second type of thermally driven compression heat pump.
7. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander and a heat exchanger; the external part is provided with a heat source medium channel communicated with the expansion machine (1), the expansion machine (1) is also provided with a heat source medium channel communicated with the compressor (2) through a cooler (4), the compressor (2) is provided with a heat source medium channel communicated with the second expansion machine (3) through a heat supplier (5), the second expansion machine (3) is also provided with a heat source medium channel communicated with the third expansion machine (10) through a heat exchanger (11), the third expansion machine (10) is also provided with a heat source medium channel communicated with the external part, the cooler (4) is also provided with a cooling medium channel communicated with the external part, the heat supplier (5) is also provided with a heated medium channel communicated with the external part, the heat exchanger (11) is also provided with a medium temperature heat medium channel communicated with the external part, and the expansion machine (1), the second expansion machine (3) and the third expansion machine (10) are connected with the compressor (2) and transmit power, so that a second type heat.
8. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander and a heat exchanger; the external part is provided with a heat source medium channel which is communicated with a third expander (10), the third expander (10) is also provided with a heat source medium channel which is communicated with the expander (1) through a heat exchanger (11), the expander (1) is also provided with a heat source medium channel which is communicated with a compressor (2) through a cooler (4), the compressor (2) is provided with a heat source medium channel which is communicated with a second expander (3) through a heat supplier (5), the second expander (3) is also provided with a heat source medium channel which is communicated with the external part, the cooler (4) is also provided with a cooling medium channel which is communicated with the external part, the heat supplier (5) is also provided with a heated medium channel which is communicated with the external part, the heat exchanger (11) is also provided with a medium temperature heat medium channel which is communicated with the external part, and the expander (1), the second expander (3) and the third expander (10) are connected with the compressor (2) and transmit power.
9. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander, a heat exchanger and a fourth expander; the external part is provided with a heat source medium channel communicated with the expander (1), the fourth expander (12) is also provided with a heat source medium channel communicated with the expander (1), the expander (1) is also provided with a heat source medium channel communicated with the compressor (2) through the cooler (4), the compressor (2) is provided with a heat source medium channel communicated with the second expander (3) through the heat supplier (5), the second expander (3) is also provided with a heat source medium channel communicated with the fourth expander (12) through the heat exchanger (11), the second expander (3) is also provided with a heat source medium channel communicated with the third expander (10), the third expander (10) is also provided with a heat source medium channel communicated with the external part, the cooler (4) is also provided with a cooling medium channel communicated with the external part, the heat supplier (5) is also provided with a heated medium channel communicated with the external part, the heat exchanger (11) is also provided with an intermediate temperature heat medium channel communicated with the external part, the expander (1), the second expander (3), the third expander (10) and the fourth expander (12) are connected with the compressor (2) and transmit power to form a second type of thermally driven compression heat pump.
10. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander, a heat exchanger and a fourth expander; the external part is provided with a heat source medium channel which is communicated with a fourth expander (12), the fourth expander (12) is also provided with a heat source medium channel which is communicated with the expander (1), the expander (1) is also provided with a heat source medium channel which is communicated with a compressor (2) through a cooler (4), the compressor (2) is provided with a heat source medium channel which is communicated with a second expander (3) through a heat supplier (5), the second expander (3) is also provided with a heat source medium channel which is communicated with the external part, the second expander (3) is also provided with a heat source medium channel which is communicated with a third expander (10), the third expander (10) is also provided with a heat source medium channel which is communicated with the expander (1) through a heat exchanger (11), the cooler (4) is also provided with a cooling medium channel which is communicated with the external part, the heat supplier (5) is also provided with a heated medium channel which is communicated with the external part, the heat exchanger (11, the expander (1), the second expander (3), the third expander (10) and the fourth expander (12) are connected with the compressor (2) and transmit power to form a second type of thermally driven compression heat pump.
11. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a second compression heat exchanger; the external part is provided with a heat source medium channel which is communicated with a second compressor (8), the second compressor (8) is also provided with a heat source medium channel which is communicated with an expander (1) through a heat exchanger (11), the expander (1) is also provided with a heat source medium channel which is communicated with a compressor (2) through a cooler (4), the compressor (2) is provided with a heat source medium channel which is communicated with a second expander (3) through a heat supplier (5), the second expander (3) is also provided with a heat source medium channel which is communicated with the external part, the cooler (4) is also provided with a cooling medium channel which is communicated with the external part, the heat supplier (5) is also provided with a heated medium channel which is communicated with the external part, the heat exchanger (11) is also provided with a medium temperature heat medium channel which is communicated with the external part, and the expander (1) and the second expander (3) are connected with the compressor (2) and the second compressor (8).
12. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a second compression heat exchanger; the external part is provided with a heat source medium channel which is communicated with the expander (1), the expander (1) is also provided with a heat source medium channel which is communicated with the compressor (2) through a cooler (4), the compressor (2) is provided with a heat source medium channel which is communicated with the second expander (3) through a heat supplier (5), the second expander (3) is also provided with a heat source medium channel which is communicated with the second compressor (8) through a heat exchanger (11), the second compressor (8) is also provided with a heat source medium channel which is communicated with the external part, the cooler (4) is also provided with a cooling medium channel which is communicated with the external part, the heat supplier (5) is also provided with a heated medium channel which is communicated with the external part, the heat exchanger (11) is also provided with a medium temperature heat medium channel which is communicated with the external part, and the expander (1) and the second expander (3) are connected with the compressor (2) and the second compressor (8).
13. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier, a third expander and a second cooler; the external part is provided with a heat source medium channel communicated with the expansion machine (1), the expansion machine (1) is also provided with a heat source medium channel communicated with a third expansion machine (10) through a second cooler (13), the third expansion machine (10) is also provided with a heat source medium channel communicated with the compressor (2) through a cooler (4), the compressor (2) is provided with a heat source medium channel communicated with a second expansion machine (3) through a heat supplier (5), the second expansion machine (3) is also provided with a heat source medium channel communicated with the external part, the cooler (4) and the second cooler (13) are also provided with cooling medium channels communicated with the external part respectively, the heat supplier (5) is also provided with a heated medium channel communicated with the external part, and the expansion machine (1), the second expansion machine (3) and the third expansion machine (10) are connected with the compressor (2) and transmit power, so that a second type heat compression heat pump driving heat pump is formed.
14. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier and a heat regenerator; the external part is provided with a heat source medium channel communicated with the expander (1), the expander (1) is also provided with a heat source medium channel communicated with the compressor (2) through a heat regenerator (14) and a cooler (4), the compressor (2) is provided with a heat source medium channel communicated with a second expander (3) through a heat supplier (5), the second expander (3) is also provided with a heat source medium channel communicated with the external part through the heat regenerator (14), the cooler (4) is also provided with a cooling medium channel communicated with the external part, the heat supplier (5) is also provided with a heated medium channel communicated with the external part, the expander (1) and the second expander (3) are connected with the compressor (2) and transmit power, and a second type heat-driven compression heat pump is formed.
15. The second kind of heat-driven compression heat pump mainly comprises an expander, a compressor, a second expander, a cooler, a heat supplier and a heat regenerator; a heat source medium channel is arranged outside and communicated with an expansion machine (1) through a heat regenerator (14), the expansion machine (1) is also communicated with a compressor (2) through a cooler (4), the compressor (2) is also communicated with a second expansion machine (3) through a heat source medium channel and a heat regenerator (5) and (14), the second expansion machine (3) is also communicated with the outside through a heat source medium channel, the cooler (4) is also communicated with the outside through a cooling medium channel, the heat supply device (5) is also communicated with the outside through a heated medium channel, the expansion machine (1) and the second expansion machine (3) are connected with the compressor (2) and transmit power, and a second type heat-driven compression heat pump is formed.
16. A second kind of heat-driven compression heat pump is the second kind of heat-driven compression heat pump stated in claim 2, in which the cooling medium channel of the cooler (4) communicating with the outside is cancelled, and the newly added compressor, the newly added expander and the newly added cooler are added, the newly added compressor (A) has a circulating medium channel communicating with the newly added expander (B) through the cooler (4), the newly added expander (B) also has a circulating medium channel communicating with the newly added compressor (A) through the newly added cooler (C), the newly added cooler (C) also has a cooling medium channel communicating with the outside, the expander (1), the second expander (3) and the newly added expander (B) connect the compressor (2) and the newly added compressor (A) and transmit power, so as to form the second kind of heat-driven compression heat pump.
17. The second type of thermally driven compression heat pump according to claim 2, the method comprises the steps of canceling a cooling medium channel communicated with the outside through a cooler (4), adding a newly-added compressor, a newly-added expansion machine, a newly-added cooler and a newly-added heat regenerator, wherein the newly-added compressor (A) is provided with a circulating medium channel communicated with the newly-added expansion machine (B) through the newly-added heat regenerator (D) and the cooler (4), the newly-added expansion machine (B) is also provided with a circulating medium channel communicated with the newly-added compressor (A) through the newly-added heat regenerator (D) and the newly-added cooler (C), the newly-added cooler (C) is also provided with a cooling medium channel communicated with the outside, and the expansion machine (1), the second expansion machine (3) and the newly-added expansion machine (B) are connected with the compressor (2) and the newly-added compressor (A) and transmit power to form a second type thermally-driven compression heat.
18. A second kind of heat-driven compression heat pump is in the second kind of heat-driven compression heat pump of claim 2, a cold source medium channel communicated with the outside of the cooler (4) is cancelled, a newly added compressor and a newly added expansion machine are added, the outside is provided with a cold source medium channel communicated with the newly added compressor (A), the newly added compressor (A) is also provided with a cold source medium channel communicated with the newly added expansion machine (B) through the cooler (4), the newly added expansion machine (B) is also provided with a cold source medium channel communicated with the outside, the expander (1), the second expansion machine (3) and the newly added expansion machine (B) are connected with the compressor (2) and the newly added compressor (A) and transmit power, and the second kind of heat-driven compression heat pump is formed.
19. A second kind of heat-driven compression heat pump is the second kind of heat-driven compression heat pump described in claim 2, wherein the cooler (4) is eliminated from the cold source medium channel communicated with the outside, a newly added compressor, a newly added expansion machine and a newly added heat regenerator are added, the outside has a cold source medium channel communicated with the newly added compressor (A), the newly added compressor (A) and the cold source medium channel are communicated with the newly added expansion machine (B) through the newly added heat regenerator (D) and the cooler (4), the newly added expansion machine (B) and the cold source medium channel are communicated with the outside through the newly added heat regenerator (D), and the expansion machine (1), the second expansion machine (3) and the newly added expansion machine (B) are connected with the compressor (2) and the newly added compressor (A) and transmit power, so as to form the second kind of heat-driven compression heat pump.
20. The second type of thermally driven compression heat pump according to claim 2, a cooling medium channel communicated with the outside of a cooler (4) is cancelled, a new expansion machine, a new circulating pump and a new condenser are added, the new circulating pump (E) is provided with a circulating medium channel communicated with the cooler (4), the cooler (4) is also provided with a circulating medium channel communicated with a new expansion machine (B), the new expansion machine (B) is also provided with a circulating medium channel communicated with a new condenser (F), the new condenser (F) is also provided with a circulating medium channel communicated with the new circulating pump (E), the new condenser (F) is also provided with a cooling medium channel communicated with the outside, and the expansion machine (1), the second expansion machine (3) and the new expansion machine (B) are connected with a compressor (2) and transmit power to form a second type of thermally driven compression heat pump; or the expansion machine (1), the second expansion machine (3) and the new expansion machine (B) are connected with the compressor (2) and the new circulating pump (E) and transmit power.
21. The second kind of thermally driven compression heat pump is the second kind of thermally driven compression heat pump according to any one of claims 2 to 20, wherein a power machine is added, and the power machine (6) is connected with the compressor (2) and supplies power to the compressor (2) to form the second kind of thermally driven compression heat pump driven by additional external power.
22. A second type of thermally driven compression heat pump according to any one of claims 2 to 20, wherein a working machine is added to the second type of thermally driven compression heat pump, and the expander (1) is connected to the working machine (7) and supplies power to the working machine (7) to form a second type of thermally driven compression heat pump which additionally supplies a load for supplying power to the outside.
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CN110953744A (en) * 2018-12-24 2020-04-03 李华玉 Second-class thermally-driven compression heat pump
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