CN105841382B - Open type bidirectional thermodynamic cycle and first-class heat-driven compression heat pump - Google Patents

Open type bidirectional thermodynamic cycle and first-class heat-driven compression heat pump Download PDF

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CN105841382B
CN105841382B CN201610240649.XA CN201610240649A CN105841382B CN 105841382 B CN105841382 B CN 105841382B CN 201610240649 A CN201610240649 A CN 201610240649A CN 105841382 B CN105841382 B CN 105841382B
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heat
expander
compressor
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medium channel
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CN105841382A (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
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/06—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B1/00—Compression machines, plants or systems with non-reversible cycle
    • F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
    • 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
    • F25B41/00—Fluid-circulation arrangements

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  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)

Abstract

The invention provides an open bidirectional thermodynamic cycle and a first-class thermally driven compression heat pump, belonging to the technical field of power, refrigeration and heat pumps. The heat source medium forms an open bidirectional thermodynamic cycle from a high-temperature starting depressurization process 12, a medium-temperature heat source heat release process 23, a medium-temperature starting depressurization process 34, a low-temperature heat source heat absorption process 45 and a low-temperature starting pressurization process 56; 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 second expander through a heat supplier, the second expander is also provided with a heat source medium channel communicated with the compressor through a low-temperature heat exchanger, the compressor is provided with a heat source medium channel communicated with the external part, the heat supplier is also provided with a heated medium channel communicated with the external part, the low-temperature heat exchanger is also provided with a low-temperature heat 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 first-class heat-driven compression heat pump.

Description

Open type bidirectional thermodynamic cycle and first-class heat-driven compression heat pump
The technical field is as follows:
the invention belongs to the technical field of power, refrigeration and heat pumps.
Background art:
cold demand, heat demand and power demand, which are common in human life and production; in reality, people often need to use high-temperature heat energy to realize refrigeration, heat supply or power conversion, and also need to use power to refrigerate or use power and combine low-temperature heat energy to supply heat. 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 cost of the equipment, and so on.
A heat energy (temperature difference) utilization technology represented by an absorption heat pump technology, and high-temperature heat load driving is utilized to realize heat supply or refrigeration; but the application field and the application range are greatly limited due to the influence of the properties of the working media (solution and refrigerant media). Compression heat pump technology that utilizes the difference in grade between mechanical energy and heat energy has certain flexibility, but it is difficult to realize the high-efficient utilization of heat energy in many cases. Meanwhile, the two technologies have the common disadvantage that the conversion of heat energy into mechanical energy cannot be realized at the same time of heating or refrigerating.
The invention provides an open bidirectional thermodynamic cycle for effectively utilizing the temperature difference between a high-temperature heat source and a heated medium or the temperature difference between the high-temperature heat source and the environment, aiming at utilizing the high-temperature heat source to supply heat or cool, simultaneously utilizing power drive or considering power requirements, and a gas compression type first-class thermally driven compression heat pump which has a simple structure and is suitable for directly using the high-temperature heat medium as a working medium.
The invention content is as follows:
the invention mainly aims to provide an open bidirectional thermodynamic cycle and a first-class thermally driven compression heat pump, and the specific contents are explained in different terms 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 high temperature, a heat release process 23 to the medium-temperature heat source, a pressure reduction process 34 from medium temperature, a heat absorption process 45 from the low-temperature heat source, a pressure increase process 56 from low temperature and a heat absorption process 61 from the high-temperature heat source, wherein a non-closed process 123456 formed after the heat absorption process 61 from the high-temperature heat source is cancelled.
2. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier and a low-temperature heat exchanger; 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 second expander through a heat supplier, the second expander is also provided with a heat source medium channel communicated with the compressor through a low-temperature heat exchanger, the compressor is also provided with a heat source medium channel communicated with the external part, the heat supplier is also provided with a heated medium channel communicated with the external part, the low-temperature heat exchanger is also provided with a low-temperature heat 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 first-class heat-driven compression heat pump.
3. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor and a high-temperature heat exchanger; the heat source medium channel is communicated with the second compressor outside, the heat source medium channel is communicated with the expander through the high-temperature heat exchanger in the second compressor, the heat source medium channel is communicated with the second expander through the heat supplier, the heat source medium channel is communicated with the compressor through the low-temperature heat exchanger in the second expander, the heat source medium channel is communicated with the outside in the compressor, the heated medium channel is communicated with the outside in the heat supplier, the low-temperature heat exchanger is communicated with the outside through the low-temperature heat medium channel, the high-temperature heat exchanger is communicated with the outside through the high-temperature heat medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form the first type of heat-driven compression heat pump.
4. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor and a high-temperature heat exchanger; the heat source medium channel is communicated with the expander outside, the expander is also communicated with the second expander through the heat supplier, the second expander is also communicated with the compressor through the low-temperature heat exchanger, the compressor is also communicated with the second compressor through the high-temperature heat exchanger, the second compressor is also communicated with the outside through the heat source medium channel, the heat supplier is also communicated with the outside through the heated medium channel, the low-temperature heat exchanger is also communicated with the outside through the low-temperature heat medium channel, the high-temperature heat exchanger is also communicated with the outside through the high-temperature heat medium channel, the expander and the second expander are connected with the compressor and the second compressor and transmit power, and the first type of heat driving compression heat pump is formed.
5. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor, a high-temperature heat exchanger and a third expander; the external part is provided with a heat source medium channel communicated with the expander, the third expander 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 second expander through a heat supplier, the second expander is also provided with a heat source medium channel communicated with the compressor through a low-temperature heat exchanger, the compressor is also provided with a heat source medium channel communicated with the external part, the compressor is also provided with a heat source medium channel communicated with the second compressor, the second compressor is also provided with a heat source medium channel communicated with the third expander through a high-temperature heat exchanger, the heat supplier is also provided with a heated medium channel communicated with the external part, the low-temperature heat exchanger is also provided with a low-temperature heat medium channel communicated with the external part, the high-temperature heat exchanger, the second expander and the third expander are connected with the compressor and the second compressor and transmit power to form a first type of thermally driven compression heat pump.
6. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor, a high-temperature heat exchanger and a third expander; the external part is communicated with a heat source medium channel which is also communicated with the expander, the expander is also communicated with a second expander through a heat supplier, the second expander is also communicated with a compressor through a low-temperature heat exchanger, the compressor is also communicated with the expander through a high-temperature heat exchanger, the compressor is also communicated with a heat source medium channel which is also communicated with a second compressor, the second compressor is also communicated with the external part through a heat source medium channel which is also communicated with the heated medium channel, the low-temperature heat exchanger is also communicated with the external part through a low-temperature heat medium channel, the high-temperature heat exchanger is also communicated with the external part through a high-temperature heat 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 first type of thermally driven compression heat pump.
7. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a high-temperature heat exchanger and a third expander; the heat source medium channel is communicated with the expander outside, the expander is also communicated with the second expander through a heat supplier, the heat source medium channel is also communicated with the compressor through a low-temperature heat exchanger, the heat source medium channel is communicated with the third expander through a high-temperature heat exchanger in the compressor, the heat source medium channel is also communicated with the outside in the third expander, the heated medium channel is also communicated with the outside in the heat supplier, the low-temperature heat exchanger is also communicated with the outside through a low-temperature heat medium channel, the high-temperature heat exchanger is also communicated with the outside through a high-temperature heat medium channel, and the expander, the second expander and the third expander are connected with the compressor and transmit power to form the first-class heat driving compression heat pump.
8. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a high-temperature heat exchanger and a third expander; the external part is provided with a heat source medium channel communicated with a third expander, the third expander is also provided with a heat source medium channel communicated with the expander through a high-temperature heat exchanger, the expander is also provided with a heat source medium channel communicated with a second expander through a heat supplier, the second expander is also provided with a heat source medium channel communicated with a compressor through a low-temperature heat exchanger, the compressor is provided with a heat source medium channel communicated with the external part, the heat supplier is also provided with a heated medium channel communicated with the external part, the low-temperature heat exchanger is also provided with a low-temperature heat medium channel communicated with the external part, the high-temperature heat exchanger is also provided with a high-temperature heat 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.
9. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a third expander and a second heat supplier; the heat source medium channel is communicated with the third expander outside, the heat source medium channel is communicated with the expander through a second heat supply device, the heat source medium channel is communicated with the second expander through the heat supply device, the heat source medium channel is communicated with the compressor through a low-temperature heat exchanger, the heat source medium channel is communicated with the outside, the heat supply device and the second heat supply device are respectively communicated with the outside through a heated medium channel, the low-temperature heat exchanger is communicated with the outside through a low-temperature heat medium channel, and the expander, the second expander and the third expander are connected with the compressor and transmit power to form the first-class heat-driven compression heat pump.
10. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a third expander, a second heat supplier and a fourth expander; the heat source medium channel is communicated with the third expander, the heat source medium channel is communicated with the fourth expander through a heat supplier, the heat source medium channel is communicated with the second expander through a second heat supplier, the heat source medium channel is communicated with the compressor through a low-temperature heat exchanger, the heat supplier is communicated with the outside through a heated medium channel, the low-temperature heat exchanger is communicated with the outside through a low-temperature heat medium channel, and the expander, the second expander, the third expander and the fourth expander are connected with the compressor and transmit power to form a first-class heat driven compression heat pump.
11. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger and a second compressor; the heat source medium channel is communicated with the expander outside, the heat source medium channel is communicated with the second compressor through a heat supplier, the heat source medium channel is communicated with the second expander through the heat supplier, the heat source medium channel is communicated with the compressor through the low-temperature heat exchanger, the heat source medium channel is communicated with the outside, the heat supplier is communicated with the outside through the heated medium channel, the low-temperature heat exchanger is communicated with the outside through the low-temperature heat medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form the first-class thermally driven compression heat pump.
12. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor and a second heat supplier; the heat source medium channel is communicated with the expander outside, the heat source medium channel is communicated with the second compressor through the second heat supplier, the heat source medium channel is communicated with the second expander through the heat supplier, the heat source medium channel is communicated with the compressor through the low-temperature heat exchanger, the heat source medium channel is communicated with the outside, the heat supplier and the second heat supplier are respectively communicated with the outside through the heated medium channel, the low-temperature heat exchanger is communicated with the outside through the low-temperature heat medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form the first-class heat-driven compression heat pump.
13. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a third expander and a second low-temperature heat exchanger; the heat source medium channel is communicated with the expander outside, the expander is also communicated with the second expander through a heat supplier, the heat source medium channel is also communicated with the third expander through the second low-temperature heat exchanger, the heat source medium channel is also communicated with the compressor through the low-temperature heat exchanger, the compressor is also communicated with the outside through the heat source medium channel, the heat supplier is also communicated with the outside through the heated medium channel, the low-temperature heat exchanger and the second low-temperature heat exchanger are also respectively communicated with the outside through the low-temperature heat medium channel, and the expander, the second expander and the third expander are connected with the compressor and transmit power to form the first type of heat-driven compression heat pump.
14. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor, a third expander and a second low-temperature heat exchanger; the heat source medium channel is arranged outside and communicated with the expander, the heat source medium channel is also communicated with the third expander through a heat supplier, the heat source medium channel is also communicated with the second expander, the heat source medium channel is also communicated with the second compressor through the second low-temperature heat exchanger, the heat source medium channel is also communicated with the compressor through the low-temperature heat exchanger, the compressor is communicated with the second compressor through the heat source medium channel, the heat source medium channel is also communicated with the outside through the second compressor, the heat supplier is also communicated with the outside through the heated medium channel, the low-temperature heat exchanger and the second low-temperature heat exchanger are also respectively communicated with the outside through the low-temperature heat 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 the first-class heat driving compression heat pump.
15. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger and a heat regenerator; 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 second expander through a heat regenerator and a heat supplier, the second expander is also provided with a heat source medium channel communicated with a compressor through a low-temperature heat exchanger, the compressor is also provided with a heat source medium channel communicated with the external part through the heat regenerator, the heat supplier is also provided with a heated medium channel communicated with the external part, the low-temperature heat exchanger is also provided with a low-temperature heat 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 first-class thermally driven compression heat pump.
16. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger and a heat regenerator; the heat source medium channel is communicated with the expander, 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 compressor through the low-temperature heat exchanger and the heat regenerator, the heat source medium channel is communicated with the outside, the heat supplier is also communicated with the outside through the heated medium channel, the low-temperature heat exchanger is also communicated with the outside through the low-temperature heat medium channel, and the expander and the second expander are connected with the compressor and transmit power to form the first-class thermally driven compression heat pump.
17. A first kind of heat-driven compression heat pump is characterized in that a second heat supply device is added in the first kind of heat-driven compression heat pump in item 2, a heat source medium channel of a compressor is communicated with the outside to adjust the communication between the heat source medium channel of the compressor and the outside, the heat source medium channel of the compressor is communicated with the outside through the second heat supply device, and the heated medium channel of the second heat supply device is communicated with the outside to form the first kind of heat-driven compression heat pump.
18. A first kind of heat-driven compression heat pump is characterized in that in the first kind of heat-driven compression heat pump described in item 2, a second heat supply device is added, a low-temperature heat medium channel communicated with the outside by a low-temperature heat exchanger is cancelled, the communication between a heat source medium channel of a compressor and the outside is adjusted to be that the heat source medium channel of the compressor is communicated with the second heat supply device and the low-temperature heat exchanger in sequence, then the heat source medium channel of the low-temperature heat exchanger is communicated with the outside, and the heated medium channel of the second heat supply device is communicated with the outside to form the first kind of heat-driven compression heat pump.
19. A first kind of thermally driven compression heat pump is characterized in that in the first kind of thermally driven compression heat pump described in item 2, a low-temperature heat medium channel communicated with the outside through a low-temperature heat exchanger is eliminated, a newly-added compressor, a newly-added expansion machine and a newly-added low-temperature heat exchanger are added, the newly-added compressor is provided with a circulating working medium channel communicated with the newly-added expansion machine through the low-temperature heat exchanger, the newly-added expansion machine is also provided with a circulating working medium channel communicated with the newly-added compressor through the newly-added low-temperature heat exchanger, the newly-added low-temperature heat exchanger is also provided with a low-temperature heat medium channel communicated with the outside, and the expansion machine, a second expansion machine and the newly-added expansion machine are connected with the compressor and the newly-.
20. A first kind of thermally driven compression heat pump is characterized in that in the first kind of thermally driven compression heat pump described in item 2, a low-temperature heat medium channel communicating a low-temperature heat exchanger with the outside is eliminated, a newly-added compressor, a newly-added expansion machine, a newly-added low-temperature heat exchanger and a newly-added heat regenerator are added, the newly-added compressor is provided with a circulating medium channel communicated with the newly-added expansion machine through the low-temperature heat exchanger and the newly-added heat regenerator, the newly-added expansion machine is also provided with a circulating medium channel communicated with the newly-added compressor through the newly-added low-temperature heat exchanger and the newly-added heat regenerator, the newly-added low-temperature heat exchanger is also provided with a low-temperature heat medium channel communicated with the outside, and the expansion machine, the second expansion machine and the newly-added expansion machine are connected with the.
21. A first kind of thermally driven compression heat pump is characterized in that in the first kind of thermally driven compression heat pump described in item 2, a low-temperature heat medium channel communicated with the outside of a low-temperature heat exchanger is eliminated, a newly-added compressor and a newly-added expansion machine are added, the outside of the first kind of thermally driven compression heat pump is provided with the low-temperature heat medium channel communicated with the newly-added compressor, the newly-added compressor is also provided with the low-temperature heat medium channel communicated with the newly-added expansion machine through the low-temperature heat exchanger, the newly-added expansion machine is also provided with the low-temperature heat medium channel communicated with the outside, and the expansion machine, a second expansion machine and the newly-added expansion machine are connected with the compressor and the newly-added.
22. A first kind of thermally driven compression heat pump is characterized in that in the first kind of thermally driven compression heat pump described in item 2, a low-temperature heat medium channel communicated with the outside of a low-temperature heat exchanger is eliminated, a newly-added compressor, a newly-added expansion machine and a newly-added heat regenerator are added, the low-temperature heat medium channel outside is communicated with the newly-added compressor through the newly-added heat regenerator, the newly-added compressor, the low-temperature heat medium channel and the newly-added heat regenerator are communicated with the newly-added expansion machine, the low-temperature heat medium channel and the newly-added expansion machine are communicated with the outside, and the expansion machine, the second expansion machine and the newly-added expansion machine are connected with the compressor and the newly-added compressor.
23. A first kind of thermally driven compression heat pump is characterized in that in the first kind of thermally driven compression heat pump described in item 2, a newly added compressor, a newly added expansion machine, a newly added high temperature heat exchanger and a newly added heat exchanger are added, a heat source medium channel outside is communicated with the expansion machine and a heat source medium channel of the compressor is communicated with the outside and is adjusted to be communicated with the expansion machine through the newly added high temperature heat exchanger, a heat source medium channel of the second expansion machine is communicated with the compressor through the low temperature heat exchanger and is adjusted to be communicated with the newly added compressor through the low temperature heat exchanger, the newly added compressor is also communicated with the outside through the heat source medium channel, the outside is also communicated with the newly added expansion machine, the newly added expansion machine is also communicated with the compressor through the newly added heat exchanger, the newly added high temperature heat exchanger is also communicated with the outside, the newly-added heat supply device is also provided with a heated 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 a first-class heat-driven compression heat pump.
24. A first kind of thermally driven compression heat pump is characterized in that in the first kind of thermally driven compression heat pump described in item 2, a low-temperature heat medium channel communicated with the outside of a low-temperature heat exchanger is eliminated, a newly added compressor, a newly added low-temperature heat exchanger and a newly added throttle valve are added, the newly added compressor is provided with a circulating working medium channel communicated with the low-temperature heat exchanger, the low-temperature heat exchanger is also provided with a circulating working medium channel communicated with the newly added low-temperature heat exchanger through the newly added throttle valve, the newly added low-temperature heat exchanger is also provided with a circulating working medium channel communicated with the newly added compressor, the newly added low-temperature heat exchanger is also provided with a low-temperature heat medium channel communicated with the outside, and an expander and a second expander are connected.
25. The first kind of thermally driven compression heat pump is any one of the first kind of thermally driven compression heat pumps described in items 2-24, wherein a power machine is added, the power machine is connected with the compressor and provides power for the compressor to form the first kind of thermally driven compression heat pump driven by additional external power.
26. The first kind of thermally driven compression heat pump is any one of the first kind of thermally driven compression heat pumps described in items 2-24, wherein a working machine is added, and an expansion machine is connected with the working machine and provides power for the working machine to form the first kind of thermally driven compression heat pump additionally providing a power load to the outside.
Description of the drawings:
FIG. 1 is an exemplary flow diagram of a bi-directional thermodynamic cycle provided in accordance with the present invention.
Fig. 2 is a diagram of a first principle thermodynamic system of a first type of thermally driven compression heat pump 1 provided in accordance with the present invention.
Fig. 3 is a schematic diagram of a 2 nd principle thermodynamic system of a first 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 first 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 first 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 first 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 first type of thermally driven compression heat pump according to the present invention.
Fig. 8 is a diagram of the 7 th principle thermodynamic system of a first type of thermally driven compression heat pump according to the present invention.
Fig. 9 is a diagram of a 8 th principle thermodynamic system of a first type of thermally driven compression heat pump according to the present invention.
Fig. 10 is a diagram of a 9 th principle thermodynamic system of a first 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 first type of thermally driven compression heat pump according to the present invention.
Fig. 12 is a diagram of a 11 th principle thermodynamic system of a first type of thermally driven compression heat pump according to the present invention.
Fig. 13 is a diagram of a 12 th principle thermodynamic system of a first type of thermally driven compression heat pump according to the present invention.
Fig. 14 is a 13 th principle thermodynamic system diagram of a first type of thermally driven compression heat pump provided in accordance with the present invention.
Fig. 15 is a diagram of a 14 th principle thermodynamic system of a first 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 first class 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 first class of thermally driven compression heat pump according to the present invention.
Fig. 18 is a diagram of a 17 th principle thermodynamic system for a first class of thermally driven compression heat pump according to the present invention.
Fig. 19 is a diagram of the 18 th principle thermodynamic system of a first 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 first class of thermally driven compression heat pump according to the present invention.
Fig. 21 is a diagram of a 20 th principle thermodynamic system of a first type of thermally driven compression heat pump according to the present invention.
Fig. 22 is a diagram of a 21 st principal thermodynamic system of a first type of thermally driven compression heat pump provided in accordance with the present invention.
Fig. 23 is a diagram of a 22 nd principle thermodynamic system of a first type of thermally driven compression heat pump provided in accordance with the present invention.
Fig. 24 is a diagram of a 23 rd principle thermodynamic system of a first type of thermally driven compression heat pump provided in accordance with the present invention.
In the figure, 1-expander, 2-second expander, 3-compressor, 4-heat supplier, 5-low temperature heat exchanger, 6-power machine, 7-working machine, 8-second compressor, 9-high temperature heat exchanger, 10-third expander, 11-second heat supplier, 12-fourth expander, 13-second low temperature heat exchanger, 14-heat regenerator; a-a newly-added compressor, B-a newly-added expansion machine, C-a newly-added high-temperature heat exchanger, D-a newly-added low-temperature heat exchanger, E-a newly-added heat regenerator, F-a newly-added heat exchanger and G-a newly-added throttle valve.
For ease of understanding, the following description is given:
(1) heat source medium-medium providing high temperature heat load, which is a high temperature heat source; for convenience, the heat source medium is abbreviated.
(2) Low temperature thermal medium-a medium that provides a low temperature thermal load through a low temperature heat exchanger.
(3) High temperature thermal medium-a medium that provides a high temperature thermal load through a high temperature heat exchanger, the same or different from the heat source medium.
(4) Regarding the communication between the compressors, taking fig. 5 as an example, the second compressor 3 has a heat source medium passage to communicate with the third compressor 8, and the second compressor 3 and the third compressor 8 may also be a low pressure compression section and a high pressure compression section of the compressors, respectively.
(5) Regarding the communication between the expanders, taking the example shown in fig. 5 as an example, the second expander 10 has a heat source medium passage communicating with the expander 1, and the second expander 10 and the expander 1 may be a high-pressure expansion section and a low-pressure expansion section of the expander, 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, fixed temperature exothermic process 23, throttled depressurization process 34, fixed temperature endothermic process 45, reversible adiabatic compression process 56.
Example ②, consisting of a total of 5 sequential processes, reversible adiabatic expansion process 12, isothermal exothermic process 23, reversible adiabatic expansion process 34, isothermal endothermic process 45, reversible adiabatic compression process 56.
Example ③, consisting of 5 sequential processes in total, reversible adiabatic expansion process 12, constant pressure exothermic process 23, reversible adiabatic expansion process 34, constant pressure endothermic process 45, reversible adiabatic compression process 56.
Example ④, consisting of a total of 5 sequential processes of irreversible adiabatic expansion process 12, constant pressure exothermic process 23, irreversible adiabatic expansion process 34, constant pressure endothermic process 45, irreversible adiabatic compression process 56.
The processes 12, 34 of the above examples ②, ③, ④ function to meet 56 processes, the process 12 functions to meet 56 processes of example ①, mechanical energy is simultaneously output or circulated by external mechanical energy, and the addition of process 61 absorbs heat from a high temperature heat source to form a closed thermodynamic process 1234561.
The first type of thermally driven compression heat pump shown in fig. 2 is realized by:
(1) structurally, the heat exchanger mainly comprises an expander, a second expander, a compressor, a heat supplier and a low-temperature heat exchanger; a heat source medium channel is arranged outside and communicated with the expander 1, the expander 1 is also communicated with the second expander 2 through a heat supply device 4, the second expander 2 is also communicated with the compressor 3 through a low-temperature heat exchanger 5, the compressor 3 is also communicated with the outside through the heat source medium channel, the heat supply device 4 is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger 5 is also communicated with the outside through a low-temperature heat medium channel, and the expander 1 and the second expander 2 are connected with the compressor 3 and transmit power.
(2) In the process, the heat source medium enters the expander 1 to reduce the pressure and do work, flows through the heat supply device 4 to release heat, and then enters the second expander 2 to reduce the pressure and do work; the heat source medium discharged by the second expander 2 flows through the low-temperature heat exchanger 5 and absorbs heat, and then enters the compressor 3 to be boosted and heated and discharged outwards; work output by the expander 1 and the second expander 2 is provided for the compressor 3 as power, a heat source medium provides driving heat load through an inlet flow and an outlet flow, a low-temperature heat medium provides low-temperature heat load through the low-temperature heat exchanger 5, and a heated medium obtains medium-temperature heat load through the heat supplier 4, so that the first-class heat driving compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 3 is realized by:
(1) structurally, the heat exchanger mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a power machine, a second compressor and a high-temperature 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 high-temperature heat exchanger 9, the expander 1 is also provided with a heat source medium channel communicated with a second expander 2 through a heat supplier 4, the second expander 2 is also provided with a heat source medium channel communicated with a compressor 3 through a low-temperature heat exchanger 5, the compressor 3 is also provided with a heat source medium channel communicated with the external part, the heat supplier 4 is also provided with a heated medium channel communicated with the external part, the low-temperature heat exchanger 5 is also provided with a low-temperature heat medium channel communicated with the external part, the high-temperature heat exchanger 9 is also provided with a high-temperature heat medium channel communicated with the external part, and the expander 1, the second expander 2 and the power machine 6 are.
(2) In the process, the heat source medium enters the second compressor 8 to be boosted and heated, flows through the high-temperature heat exchanger 9 to absorb heat, and then enters the expander 1 to be decompressed and do work; the heat source medium discharged by the expander 1 flows through the heat supply device 4 and releases heat, and then enters the two expanders 2 to reduce the pressure and do work; the heat source medium discharged by the second expander 2 flows through the low-temperature heat exchanger 5 and absorbs heat, and then enters the compressor 3 to be boosted and heated and discharged outwards; work output by the expansion machine 1, the second expansion machine 2 and the power machine 6 is provided for the compressor 3 and the second compressor 8 as power, a heat source medium provides a driving heat load through an inlet flow and an outlet flow, a high-temperature heat medium provides a driving heat load through a high-temperature heat exchanger 9, a low-temperature heat medium provides a low-temperature heat load through a low-temperature heat exchanger 5, a heated medium obtains a medium-temperature heat load through a heat supply device 4, and a first-class heat driving compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 4 is realized by:
(1) structurally, the heat exchanger mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor and a high-temperature heat exchanger; 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 the second expander 2 through a heat supplier 4, the second expander 2 is also provided with a heat source medium channel which is communicated with the compressor 3 through a low-temperature heat exchanger 5, the compressor 3 is also provided with a heat source medium channel which is communicated with the second compressor 8 through a high-temperature heat exchanger 9, the second compressor 8 is also provided with a heat source medium channel which is communicated with the outside, the heat supplier 4 is also provided with a heated medium channel which is communicated with the outside, the low-temperature heat exchanger 5 is also provided with a low-temperature heat medium channel which is communicated with the outside, the high-temperature heat exchanger 9 is also provided with a high-temperature heat medium channel which is communicated with the outside, and the expander 1.
(2) In the process, the heat source medium enters the expander 1 to reduce the pressure and do work, flows through the heat supply device 4 to release heat, and then enters the second expander 2 to reduce the pressure and do work; the heat source medium discharged by the second expander 2 flows through the low-temperature heat exchanger 5 and absorbs heat, and then enters the compressor 3 to be boosted and heated; the heat source medium discharged by the compressor 3 flows through the high-temperature heat exchanger 9 and absorbs heat, and then enters the second compressor 8 to be boosted, heated and discharged; work output by the expander 1 and the second expander 2 is provided for the compressor 3 and the second compressor 8 as power, a heat source medium provides a driving heat load through an inlet flow and an outlet flow, a high-temperature heat medium provides a driving heat load through a high-temperature heat exchanger 9, a low-temperature heat medium provides a low-temperature heat load through a low-temperature heat exchanger 5, a heated medium obtains a medium-temperature heat load through a heat supplier 4, and a first-type thermally driven compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 5 is realized by:
(1) structurally, the system mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor, a high-temperature heat exchanger and a third expander; the external part is provided with a heat source medium channel communicated with the expander 1, the third expander 10 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 second expander 2 through a heat supplier 4, the second expander 2 is also provided with a heat source medium channel communicated with the compressor 3 through a low-temperature heat exchanger 5, the compressor 3 is also provided with a heat source medium channel communicated with the external part, the compressor 3 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 a high-temperature heat exchanger 9, the heat supplier 4 is also provided with a heated medium channel communicated with the external part, the low-temperature heat exchanger 5 is also provided with a low-temperature heat medium channel communicated with the external part, the high-temperature heat exchanger 9 is also provided with a, the second expander 2 and the third expander 10 are connected to the compressor 3 and the second compressor 8 and transmit power.
(2) In the process, heat source media discharged from the outside and the third expander 10 enter the expander 1 to perform decompression work, flow through the heat supply device 4 to release heat, and then enter the second expander 2 to perform decompression work; the heat source medium discharged by the second expander 2 flows through the low-temperature heat exchanger 5 and absorbs heat, and then enters the compressor 3 to be boosted and heated; the heat source medium discharged by the compressor 3 is divided into two paths, the first path is discharged outwards, and the second path sequentially flows through the second compressor 8 to be boosted and heated, flows through the high-temperature heat exchanger 9 to absorb heat, flows through the third expander 10 to be decompressed and work, and then is supplied to the expander 1; work output by the expander 1, the second expander 2 and the third expander 10 is provided for the compressor 3 and the second compressor 8 as power, a heat source medium provides a driving heat load through an inlet flow and an outlet flow, a high-temperature heat medium provides a driving heat load through a high-temperature heat exchanger 9, a low-temperature heat medium provides a low-temperature heat load through a low-temperature heat exchanger 5, a heated medium obtains a medium-temperature heat load through a heat supply device 4, and a first-type thermally driven compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 6 is realized by:
(1) structurally, the system mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor, a high-temperature heat exchanger and a third expander; the exterior 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, the expander 1 is also provided with a heat source medium channel communicated with a second expander 2 through a heat supplier 4, the second expander 2 is also provided with a heat source medium channel communicated with a compressor 3 through a low-temperature heat exchanger 5, the compressor 3 is also provided with a heat source medium channel communicated with the expander 1 through a high-temperature heat exchanger 9, the compressor 3 is also 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 the exterior, the heat supplier 4 is also provided with a heated medium channel communicated with the exterior, the low-temperature heat exchanger 5 is also provided with a low-temperature heat medium channel communicated with the exterior, the high-temperature heat exchanger 9 is also provided with a high-, the second expander 2 and the third expander 10 are connected to the compressor 3 and the second compressor 8 and transmit power.
(2) In the process, the heat source medium enters the third expander 10 to perform decompression work, and the heat source medium discharged by the third expander 10 and the heat source medium from the high-temperature heat exchanger 9 enter the expander 1 to perform decompression work; the heat source medium discharged by the expander 1 flows through the heat supply device 4 and releases heat, and then enters the second expander 2 to reduce the pressure and do work; the heat source medium discharged by the second expander 2 flows through the low-temperature heat exchanger 5 and absorbs heat, and then enters the compressor 3 to be boosted and heated; the heat source medium discharged by the compressor 3 is divided into two paths, wherein the first path is discharged to the outside after being boosted and heated by the second compressor 8, and the second path is supplied to the expander 1 after being absorbed by the high-temperature heat exchanger 9; work output by the expander 1, the second expander 2 and the third expander 10 is provided for the compressor 3 and the second compressor 8 as power, a heat source medium provides a driving heat load through an inlet flow and an outlet flow, a high-temperature heat medium provides a driving heat load through a high-temperature heat exchanger 9, a low-temperature heat medium provides a low-temperature heat load through a low-temperature heat exchanger 5, a heated medium obtains a medium-temperature heat load through a heat supply device 4, and a first-type thermally driven compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 7 is realized by:
(1) structurally, the heat exchanger mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a high-temperature heat exchanger 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 second expander 2 through a heat supplier 4, the second expander 2 is also provided with a heat source medium channel communicated with the compressor 3 through a low-temperature heat exchanger 5, the compressor 3 is provided with a heat source medium channel communicated with a third expander 10 through a high-temperature heat exchanger 9, the third expander 10 is also provided with a heat source medium channel communicated with the external part, the heat supplier 4 is also provided with a heated medium channel communicated with the external part, the low-temperature heat exchanger 5 is also provided with a low-temperature heat medium channel communicated with the external part, the high-temperature heat exchanger 9 is also provided with a high-temperature heat medium channel communicated with the external part, and the expander 1, the second expander 2 and the third expander 10 are.
(2) In the process, the heat source medium enters the expander 1 to reduce the pressure and do work, flows through the heat supply device 4 to release heat, and then enters the second expander 2 to reduce the pressure and do work; the heat source medium discharged by the second expander 2 flows through the low-temperature heat exchanger 5 and absorbs heat, and then enters the compressor 3 to be boosted and heated; the heat source medium discharged from the compressor 3 flows through the high temperature heat exchanger 9 and absorbs heat, and then enters the third expander 10 to reduce pressure and do work and is discharged to the outside; work output by the expansion machine 1, the second expansion machine 2 and the third expansion machine 10 is provided for the compressor 3 as power, a heat source medium provides a driving heat load through an inlet flow and an outlet flow, a high-temperature heat medium provides the driving heat load through the high-temperature heat exchanger 9, a low-temperature heat medium provides the low-temperature heat load through the low-temperature heat exchanger 5, a heated medium obtains the medium-temperature heat load through the heat supplier 4, and a first-class heat driving compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 8 is realized by:
(1) structurally, the heat exchanger mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a high-temperature heat exchanger and a third expander; a heat source medium channel is arranged outside and communicated with a third expander 10, the third expander 10 is also communicated with an expander 1 through a high-temperature heat exchanger 9, the expander 1 is also communicated with a second expander 2 through a heat source medium channel, the second expander 2 is also communicated with a compressor 3 through a low-temperature heat exchanger 5, the compressor 3 is communicated with the outside through a heat source medium channel, the heat supplier 4 is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger 5 is also communicated with the outside through a low-temperature heat medium channel, the high-temperature heat exchanger 9 is also communicated with the outside through a high-temperature heat medium channel, and the expander 1, the second expander 2 and the third expander 10 are connected with the compressor 3 and transmit power.
(2) In the process, the heat source medium enters a third expander 10 to perform decompression work, flows through a high-temperature heat exchanger 9 to absorb heat, and then enters an expander 1 to perform decompression work; the heat source medium discharged by the expander 1 flows through the heat supply device 4 and releases heat, and then enters the two expanders 2 to reduce the pressure and do work; the heat source medium discharged by the second expander 2 flows through the low-temperature heat exchanger 5 and absorbs heat, and then enters the compressor 3 to be boosted and heated and discharged outwards; work output by the expansion machine 1, the second expansion machine 2 and the third expansion machine 10 is provided for the compressor 3 as power, a heat source medium provides a driving heat load through an inlet flow and an outlet flow, a high-temperature heat medium provides the driving heat load through the high-temperature heat exchanger 9, a low-temperature heat medium provides the low-temperature heat load through the low-temperature heat exchanger 5, a heated medium obtains the medium-temperature heat load through the heat supplier 4, and a first-class heat driving compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 9 is realized by:
(1) structurally, the heat exchanger mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a working machine, a third expander and a second heat supplier; a heat source medium channel is arranged outside and communicated with a third expander 10, the third expander 10 is also communicated with an expander 1 through a second heat supply device 11, the expander 1 is also communicated with a second expander 2 through a heat source medium channel 4, the second expander 2 is also communicated with a compressor 3 through a low-temperature heat exchanger 5, the compressor 3 is also communicated with the outside through the heat source medium channel, the heat supply device 4 and the second heat supply device 11 are also respectively communicated with the outside through a heated medium channel, the low-temperature heat exchanger 5 is also communicated with the outside through a low-temperature heat medium channel, and the expander 1, the second expander 2 and the third expander 10 are connected with the compressor 3 and the working machine 7 and transmit power.
(2) In the process, the heat source medium enters the third expander 10 to perform decompression work, flows through the second heater 11 to release heat, and then enters the expander 1 to perform decompression work; the heat source medium discharged by the expander 1 flows through the heat supply device 4 and releases heat, and then enters the two expanders 2 to reduce the pressure and do work; the heat source medium discharged by the second expander 2 flows through the low-temperature heat exchanger 5 and absorbs heat, and then enters the compressor 3 to be boosted and heated and discharged outwards; work output by the expansion machine 1, the second expansion machine 2 and the third expansion machine 10 is provided for the compressor 3 and the working machine 7 as power, a heat source medium provides driving heat load through an inlet flow and an outlet flow, a low-temperature heat medium provides low-temperature heat load through the low-temperature heat exchanger 5, a heated medium obtains medium-temperature heat load through the heat supplier 4 and the second heat supplier 11, and a first-type heat driving compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 10 is realized by:
(1) structurally, the heat pump system mainly comprises an expander, a second expander, a compressor, a heat supply device, a low-temperature heat exchanger, a third expander, a second heat supply device and a fourth expander; the exterior 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, the third expander 10 is also provided with a heat source medium channel communicated with a fourth expander 12 through a heat supplier 4, the fourth expander 12 is also provided with a heat source medium channel communicated with a second expander 2, the expander 1 is also provided with a heat source medium channel communicated with the second expander 2 through a second heat supplier 11, the second expander 2 is also provided with a heat source medium channel communicated with a compressor 3 through a low-temperature heat exchanger 5, the compressor 3 is also provided with a heat source medium channel communicated with the exterior, the heat supplier 4 and the second heat supplier 11 are also provided with a heated medium channel communicated with the exterior respectively, the low-temperature heat exchanger 5 is also provided with a low-temperature heat medium channel communicated with the exterior, the expander 1 and the second expander 2, the third expander 10 and the fourth expander 12 are connected to the compressor 3 and transmit power.
(2) In the process, a heat source medium flows through the third expander 10 to perform pressure reduction work, and then is divided into two paths, wherein the first path sequentially flows through the expander 1 to perform pressure reduction work, flows through the second heat supply device 11 to release heat and enters the second expander 2 to perform pressure reduction work, and the second path sequentially flows through the heat supply device 4 to release heat, flows through the fourth expander 12 to perform pressure reduction work and enters the second expander 2 to perform pressure reduction work; the heat source medium discharged by the second expander 2 flows through the low-temperature heat exchanger 5 and absorbs heat, and then enters the compressor 3 to be boosted and heated and discharged outwards; work output by the expansion machine 1, the second expansion machine 2, the third expansion machine 10 and the fourth expansion machine 12 is provided for the compressor 3 as power, a heat source medium provides driving heat load through an inlet flow and an outlet flow, a low-temperature heat medium provides low-temperature heat load through the low-temperature heat exchanger 5, a heated medium obtains medium-temperature heat load through the heat supply device 4 and the second heat supply device 11, and a first-class heat driving compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 11 is realized by:
(1) structurally, the heat pump system consists of an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger 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 a second compressor 8 through a heat supplier 4, the second compressor 8 is also communicated with a second expander 2 through the heat supplier 4, the second expander 2 is also communicated with the compressor 3 through a low-temperature heat exchanger 5, the compressor 3 is also communicated with the outside through the heat source medium channel, the heat supplier 4 is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger 5 is also communicated with the outside through a low-temperature heat medium channel, and the expander 1 and the second expander 2 are connected with the compressor 3 and the second compressor 8 and transmit power.
(2) In the process, the heat source medium enters the expander 1 to reduce the pressure and do work, flows through the heat supply device 4 to release heat, and then enters the second compressor 8 to increase the pressure and the temperature; the heat source medium discharged by the second compressor 8 flows through the heat supply device 4 and releases heat, and then enters the second expander 2 to reduce the pressure and do work; the heat source medium discharged by the second expander 2 flows through the low-temperature heat exchanger 5 and absorbs heat, and then enters the compressor 3 to be boosted and heated and discharged outwards; work output by the expander 1 and the second expander 2 is provided for the compressor 3 and the second compressor 8 as power, a heat source medium provides driving heat load through an inlet flow and an outlet flow, a low-temperature heat medium provides low-temperature heat load through the low-temperature heat exchanger 5, and a heated medium obtains medium-temperature heat load through the heat supplier 4, so that the first-class heat driving compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 12 is realized by:
(1) structurally, the heat pump system mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor and a second heat supplier; 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 second compressor 8 through a second heat supply device 11, the second compressor 8 is also provided with a heat source medium channel which is communicated with a second expander 2 through a heat supply device 4, the second expander 2 is also provided with a heat source medium channel which is communicated with the compressor 3 through a low-temperature heat exchanger 5, the compressor 3 is also provided with a heat source medium channel which is communicated with the outside, the heat supply device 4 and the second heat supply device 11 are also respectively communicated with the outside through a heated medium channel, the low-temperature heat exchanger 5 is also provided with a low-temperature heat medium channel which is communicated with the outside, and the expander 1 and the second expander 2 are connected with the compressor 3 and the second.
(2) In the process, the heat source medium enters the expander 1 to reduce the pressure and do work, flows through the second heat supplier 11 to release heat, and then enters the second compressor 8 to increase the pressure and the temperature; the heat source medium discharged by the second compressor 8 flows through the heat supply device 4 and releases heat, and then enters the second expander 2 to reduce the pressure and do work; the heat source medium discharged by the second expander 2 flows through the low-temperature heat exchanger 5 and absorbs heat, and then enters the compressor 3 to be boosted and heated and discharged outwards; work output by the expander 1 and the second expander 2 is provided for the compressor 3 and the second compressor 8 as power, a heat source medium provides driving heat load through an inlet flow and an outlet flow, a low-temperature heat medium provides low-temperature heat load through the low-temperature heat exchanger 5, and a heated medium obtains medium-temperature heat load through the heat supplier 4 and the second heat supplier 11 to form a first-type heat driving compression heat pump.
The first type of thermally driven compression heat pump shown in fig. 13 is realized by:
(1) structurally, the system mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a third expander and a second low-temperature heat exchanger; 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 the second expander 2 through a heat supplier 4, the second expander 2 is also provided with a heat source medium channel which is communicated with the third expander 10 through a second low-temperature heat exchanger 13, the third expander 10 is also provided with a heat source medium channel which is communicated with the compressor 3 through a low-temperature heat exchanger 5, the compressor 3 is also provided with a heat source medium channel which is communicated with the outside, the heat supplier 4 is also provided with a heated medium channel which is communicated with the outside, the low-temperature heat exchanger 5 and the second low-temperature heat exchanger 13 are also provided with low-temperature heat medium channels which are communicated with the outside respectively, and the expander 1, the second expander 2 and the third expander 10 are connected with.
(2) In the process, the heat source medium enters the expander 1 to reduce the pressure and do work, flows through the heat supply device 4 to release heat, and then enters the second expander 2 to reduce the pressure and do work; the heat source medium discharged by the second expander 2 flows through the second low-temperature heat exchanger 13 and absorbs heat, and then enters the third expander 10 to reduce the pressure and do work; the heat source medium discharged from the third expander 10 flows through the low-temperature heat exchanger 5 and absorbs heat, and then enters the compressor 3 to be pressurized and heated and discharged to the outside; work output by the expansion machine 1, the second expansion machine 2 and the third expansion machine 10 is provided for the compressor 3 as power, a heat source medium provides a driving heat load through an inlet flow and an outlet flow, a low-temperature heat medium provides a low-temperature heat load through the low-temperature heat exchanger 5 and the second low-temperature heat exchanger 13, a heated medium obtains a medium-temperature heat load through the heat supply device 4, and a first-type thermally driven compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 14 is realized by:
(1) structurally, the system mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor, a third expander and a second low-temperature 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 a third expander 10 through a heat supplier 4, the third expander 10 is also provided with a heat source medium channel which is communicated with a second expander 2, the third expander 10 is also provided with a heat source medium channel which is communicated with a second compressor 8 through a second low-temperature heat exchanger 13, the second expander 2 is also provided with a heat source medium channel which is communicated with a compressor 3 through a low-temperature heat exchanger 5, the compressor 3 is 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 external part, the heat supplier 4 is also provided with a heated medium channel which is communicated with the external part, the low-temperature heat exchanger 5 and the second low-temperature heat exchanger 13, the second expander 2 and the third expander 10 are connected to the compressor 3 and the second compressor 8 and transmit power.
(2) In the process, the heat source medium enters the expander 1 to perform decompression work, flows through the second heat supply device 11 to release heat, and then enters the third expander 10 to perform decompression work; the heat source medium discharged by the third expander 10 is divided into two paths, wherein the first path sequentially flows through the second expander 2 to perform pressure reduction work, flows through the low-temperature heat exchanger 5 to absorb heat, flows through the compressor 3 to perform pressure reduction work and enters the second compressor 8 to perform pressure rise and temperature rise, the second path sequentially flows through the second low-temperature heat exchanger 13 to absorb heat and enters the second compressor 8 to perform pressure rise and temperature rise, and the second compressor 8 externally discharges the heat source medium; work output by the expander 1, the second expander 2 and the third expander 10 is provided for the compressor 3 and the second compressor 8 as power, a heat source medium provides a driving heat load through an inlet flow and an outlet flow, a low-temperature heat medium provides a low-temperature heat load through the low-temperature heat exchanger 5 and the second low-temperature heat exchanger 13, a heated medium obtains a medium-temperature heat load through the heat supply device 4, and a first-class thermally driven compression heat pump is formed.
The first 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 second expander, a compressor, a heat supplier, a low-temperature heat exchanger 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 second expander 2 through a heat regenerator 14 and a heat supplier 4, the second expander 2 and the heat source medium channel are communicated with the compressor 3 through a low-temperature heat exchanger 5, the compressor 3 and the heat source medium channel are communicated with the outside through the heat regenerator 14, the heat supplier 4 and a heated medium channel are communicated with the outside, the low-temperature heat exchanger 5 and the low-temperature heat medium channel are communicated with the outside, and the expander 1 and the second expander 2 are connected with the compressor 3 and transmit power.
(2) In the process, a heat source medium enters the expander 1 to perform pressure reduction work, sequentially flows through the heat regenerator 14 and the heat supply device 4 to gradually release heat, and then enters the second expander 2 to perform pressure reduction work; the heat source medium discharged by the second expander 2 flows through the low-temperature heat exchanger 5 and absorbs heat, and then enters the compressor 3 to be boosted and heated; the heat source medium discharged from the compressor 3 flows through the heat regenerator 14 to absorb heat and then is discharged to the outside; work output by the expander 1 and the second expander 2 is provided for the compressor 3 as power, a heat source medium provides driving heat load through an inlet flow and an outlet flow, a low-temperature heat medium provides low-temperature heat load through the low-temperature heat exchanger 5, and a heated medium obtains medium-temperature heat load through the heat supplier 4, so that the first-class heat driving compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 16 is realized by:
(1) structurally, the heat recovery system mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger 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 second expander 2 through a heat supplier 4 and a heat regenerator 14, the second expander 2 and the heat source medium channel are communicated with the compressor 3 through a low-temperature heat exchanger 5 and a heat regenerator 14, the compressor 3 and the heat source medium channel are communicated with the outside, the heat supplier 4 and the heated medium channel are communicated with the outside, the low-temperature heat exchanger 5 and the low-temperature heat medium channel are communicated with the outside, and the expander 1 and the second expander 2 are connected with the compressor 3 and transmit power.
(2) In the process, a heat source medium enters the expander 1 to perform pressure reduction work, sequentially flows through the heat supply device 4 and the heat regenerator 14 to gradually release heat, and then enters the second expander 2 to perform pressure reduction work; the heat source medium discharged by the second expander 2 flows through the low-temperature heat exchanger 5 and the heat regenerator in sequence and absorbs heat gradually, and then enters the compressor 3 to be boosted, heated and discharged outwards; work output by the expander 1 and the second expander 2 is provided for the compressor 3 as power, a heat source medium provides driving heat load through an inlet flow and an outlet flow, a low-temperature heat medium provides low-temperature heat load through the low-temperature heat exchanger 5, and a heated medium obtains medium-temperature heat load through the heat supplier 4, so that the first-class heat driving compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 17 is realized by:
in the first type of thermally driven compression heat pump shown in fig. 2, a second heat supply device is added, the communication between the compressor 3 with a heat source medium channel and the outside is adjusted to be that the compressor 3 with a heat source medium channel is communicated with the outside through the second heat supply device 11, and the second heat supply device 11 is also communicated with the outside through a heated medium channel; the heat source medium discharged from the compressor 3 flows through the second heat supply device 11 and releases heat to the heated medium, forming a first type of thermally driven compression heat pump.
The first type of thermally driven compression heat pump shown in fig. 18 is realized by:
in the first type of thermally driven compression heat pump shown in fig. 2, a second heat supply device is added, a low-temperature heat medium channel communicated with the outside by a low-temperature heat exchanger 5 is eliminated, the communication between a heat source medium channel of a compressor 3 and the outside is adjusted to be that after the compressor 3 is communicated with the second heat supply device 11 and the low-temperature heat exchanger 5 in sequence by the heat source medium channel, the heat source medium channel of the low-temperature heat exchanger 5 is communicated with the outside, and the heated medium channel of the second heat supply device 11 is communicated with the outside; the heat source medium discharged from the compressor 3 flows through the second heat supply device 11 and releases heat to the heated medium, and then flows through the low-temperature heat exchanger 5 and releases heat, forming a first-type thermally driven compression heat pump.
The first type of thermally driven compression heat pump shown in fig. 19 is realized by:
(1) structurally, in the first type of thermally driven compression heat pump shown in fig. 2, a low-temperature heat medium channel communicated with the outside through a low-temperature heat exchanger 5 is eliminated, a newly added compressor, a newly added expansion machine and a newly added low-temperature heat exchanger are added, a circulating medium channel of the newly added compressor a is communicated with a newly added expansion machine B through the low-temperature heat exchanger 5, the newly added expansion machine B and a circulating medium channel of the newly added compressor B are communicated with the newly added compressor a through a newly added low-temperature heat exchanger D, the newly added low-temperature heat exchanger D and a low-temperature heat medium channel of the newly added low-temperature heat exchanger D are communicated with the outside, and the expansion machine 1, the second expansion machine 2 and the newly added expansion machine B.
(2) In the process, the circulating working medium discharged by the newly added compressor A flows through the low-temperature heat exchanger 5 and releases 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 low-temperature heat exchanger D and absorbs heat, and then enters the newly-added compressor A to be boosted and heated; work output by the expansion machine 1, the second expansion machine 2 and the new expansion machine B is provided for the compressor 3 and the new compressor A as power, a heat source medium provides driving heat load through an inlet flow and an outlet flow, a low-temperature heat medium provides low-temperature heat load through the new low-temperature heat exchanger D, a heated medium obtains medium-temperature heat load through the heat supplier 4, and a first-class heat driving compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 20 is realized by:
(1) structurally, in the first type of thermally driven compression heat pump shown in fig. 2, a low-temperature heat medium channel of a low-temperature heat exchanger 5 communicated with the outside is eliminated, a new compressor, a new expansion machine, a new low-temperature heat exchanger and a new heat regenerator are added, a circulating working medium channel of the new compressor a is communicated with a new expansion machine B through the low-temperature heat exchanger 5 and the new heat regenerator E, the new expansion machine B is communicated with the new compressor a through the new low-temperature heat exchanger D and the new heat regenerator E, the new low-temperature heat exchanger D is communicated with the outside through the low-temperature heat medium channel, and an expansion machine 1, a second expansion machine 2 and the new expansion machine B are connected with a compressor 3 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 low-temperature heat exchanger 5 and the newly-added heat regenerator E and gradually releases 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 low-temperature heat exchanger D and the newly added heat regenerator E and gradually absorbs heat, and then enters the newly added compressor A to be boosted and heated; the heat source medium provides driving heat load through the inlet and outlet flow, the low-temperature heat medium provides low-temperature heat load through the newly-added low-temperature heat exchanger D, the heated medium obtains medium-temperature heat load through the heat supplier 4, and the work output by the expander 1, the second expander 2 and the newly-added expander B is provided for the compressor 3 and the newly-added compressor A as power, so that the first-class heat driving compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 21 is realized by:
(1) structurally, in the first type of thermally driven compression heat pump shown in fig. 2, a low-temperature heat medium channel communicated with the outside by a low-temperature heat exchanger 5 is eliminated, a new compressor and a new expansion machine are added, the outside is provided with the low-temperature heat medium channel communicated with a new compressor a, the new compressor a and the low-temperature heat medium channel are communicated with a new expansion machine B through the low-temperature heat exchanger 5, the new expansion machine B is also provided with the low-temperature heat medium channel communicated with the outside, and an expansion machine 1, a second expansion machine 2 and the new expansion machine B are connected with a compressor 3 and the new compressor a and transmit power.
(2) In the process, external low-temperature heat medium enters a newly-added compressor A to increase the pressure and the temperature, the low-temperature heat medium discharged by the newly-added compressor A flows through a low-temperature heat exchanger 5 and releases heat, and then enters a newly-added expansion machine B to reduce the pressure and do work and discharge the heat to the outside; work output by the expansion machine 1, the second expansion machine 2 and the new expansion machine B is provided for the compressor 3 and the new compressor A as power, a heat source medium provides a driving heat load through an inlet and outlet flow, a low-temperature heat medium provides a low-temperature heat load through an inlet and outlet flow, a heated medium obtains a medium-temperature heat load through a heater 4, and a first-class heat driving compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 22 is realized by:
(1) structurally, in the first type of thermally driven compression heat pump shown in fig. 2, a low-temperature heat medium channel in which a low-temperature heat exchanger 5 is communicated with the outside is eliminated, a newly added compressor, a newly added expansion machine and a newly added heat regenerator are added, the low-temperature heat medium channel is arranged outside and is communicated with the newly added compressor a through the newly added heat regenerator E, the newly added compressor a is also communicated with a newly added expansion machine B through the low-temperature heat exchanger 5 and the newly added heat regenerator E, the newly added expansion machine B is also communicated with the outside through a low-temperature heat medium channel, and the expansion machine 1, the second expansion machine 2 and the newly added expansion machine B are connected with the compressor 3 and the newly added compressor a and transmit power.
(2) In the process, external low-temperature heat medium flows through the newly-added heat regenerator E and absorbs heat, and then enters the newly-added compressor A to be boosted and heated; the low-temperature heat medium discharged by the newly-added compressor A sequentially flows through the low-temperature heat exchanger 5 and the newly-added heat regenerator E and gradually releases heat, and then enters the newly-added expansion machine B to reduce the pressure and do work and is discharged to the outside; work output by the expansion machine 1, the second expansion machine 2 and the new expansion machine B is provided for the compressor 3 and the new compressor A as power, a heat source medium provides a driving heat load through an inlet and outlet flow, a low-temperature heat medium provides a low-temperature heat load through an inlet and outlet flow, a heated medium obtains a medium-temperature heat load through a heater 4, and a first-class heat driving compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 23 is realized by:
(1) structurally, in a first type of thermally driven compression heat pump shown in fig. 2, a newly added compressor, a newly added expansion machine, a newly added high-temperature heat exchanger and a newly added heat exchanger are added, an external heat source medium channel is communicated with an expansion machine 1, a heat source medium channel of a compressor 3 is communicated with the outside and is adjusted to be communicated with the expansion machine 1 through a newly added high-temperature heat exchanger C, a heat source medium channel of a second expansion machine 2 is communicated with the compressor 3 through a low-temperature heat exchanger 5 to be adjusted to be communicated with the second expansion machine 2 through a heat source medium channel communicated with the newly added compressor A through a low-temperature heat exchanger 5, the newly added compressor A is also communicated with the outside, the external heat source medium channel is also communicated with the newly added expansion machine B, the newly added expansion machine B is also communicated with the compressor 3 through a newly added heat source medium channel F, the newly added high-temperature heat exchanger C is also communicated with the outside, the newly-added heat exchanger F is also communicated with the outside through a heated medium channel, and the expander 1, the second expander 2 and the newly-added expander B are connected with the compressor 3 and the newly-added compressor A and transmit power.
(2) In the process, the heat source medium enters a new expansion machine B to reduce the pressure and do work, flows through a new heat supply device F to release heat, and then enters a compressor 3 to increase the pressure and heat; the heat source medium discharged by the compressor 3 flows through the newly-added high-temperature heat exchanger C and absorbs heat, and then enters the expander 1 to reduce the pressure and do work; the heat source medium discharged by the expander 1 flows through the heat supply device 4 and releases heat, and then enters the second expander 2 to reduce the pressure and do work; the heat source medium discharged by the second expander 2 flows through the low-temperature heat exchanger 5 and absorbs heat, and then enters the newly-added compressor A to be boosted, heated and discharged; a heat source medium provides a driving heat load through an inlet-outlet flow, a high-temperature heat medium provides a driving heat load through a newly-added high-temperature heat exchanger C, a low-temperature heat medium provides a low-temperature heat load through a low-temperature heat exchanger 5, a heated medium obtains a medium-temperature heat load through a heat supplier 4 and a newly-added heat supplier F, and work output by an expansion machine 1, a second expansion machine 2 and a newly-added expansion machine B is provided for a compressor 3 and the newly-added compressor A as power, so that a first-class heat-driven compression heat pump is formed.
The first type of thermally driven compression heat pump shown in fig. 24 is realized by:
(1) structurally, in the first type of thermally driven compression heat pump shown in fig. 2, a low-temperature heat medium channel of the low-temperature heat exchanger 5 communicated with the outside is eliminated, a newly added compressor, a newly added low-temperature heat exchanger and a newly added throttle valve are added, the newly added compressor a is provided with a circulating medium channel communicated with the low-temperature heat exchanger 5, the low-temperature heat exchanger 5 is also provided with a circulating medium channel communicated with the newly added low-temperature heat exchanger D through the newly added throttle valve G, the newly added low-temperature heat exchanger D is also provided with a circulating medium channel communicated with the newly added compressor a, the newly added low-temperature heat exchanger D is also provided with a low-temperature heat medium channel communicated with the outside, and the expander 1 and the second expander 2.
(2) In the process, the circulating working medium discharged by the newly-added compressor A enters the low-temperature heat exchanger 5, releases heat and condenses, throttles by the newly-added throttle valve G, enters the newly-added low-temperature heat exchanger D, absorbs heat and vaporizes, and then enters the newly-added compressor A to increase the pressure and raise the temperature; the heat source medium provides driving heat load through an inlet-outlet flow, the low-temperature heat medium provides low-temperature heat load through a newly-added low-temperature heat exchanger D, the medium to be heated obtains medium-temperature heat load through a heat supplier 4, work output by the expansion machine 1 and the second expansion machine 2 is provided for the compressor 3 and the newly-added compressor A as power, and a first-class heat driving 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 first 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 first kind 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) drives to realize heat supply/refrigeration, or can selectively provide power to 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.
(4) When necessary, heat supply/refrigeration is realized 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, namely the high-temperature heat medium, is directly used as the working medium, and the performance index of heating or refrigerating 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 (26)

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 high temperature, a heat release process 23 to the medium-temperature heat source, a pressure reduction process 34 from medium temperature, a heat absorption process 45 from the low-temperature heat source, a pressure increase process 56 from low temperature and a heat absorption process 61 from the high-temperature heat source, wherein a non-closed process 123456 formed after the heat absorption process 61 from the high-temperature heat source is cancelled.
2. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier and a low-temperature heat exchanger; 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 second expander (2) through a heat supplier (4), the second expander (2) is also provided with a heat source medium channel communicated with the compressor (3) through a low-temperature heat exchanger (5), the compressor (3) is also provided with a heat source medium channel communicated with the external part, the heat supplier (4) is also provided with a heated medium channel communicated with the external part, the low-temperature heat exchanger (5) is also provided with a low-temperature heat medium channel communicated with the external part, and the expander (1) and the second expander (2) are connected with the compressor (3) and transmit power to form a first-class heat driving compression heat pump.
3. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor and a high-temperature 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 high-temperature heat exchanger (9), the expander (1) is also provided with a heat source medium channel communicated with a second expander (2) through a heat supplier (4), the second expander (2) is also provided with a heat source medium channel communicated with a compressor (3) through a low-temperature heat exchanger (5), the compressor (3) is also provided with a heat source medium channel communicated with the external part, the heat supplier (4) is also provided with a heated medium channel communicated with the external part, the low-temperature heat exchanger (5) is also provided with a low-temperature heat medium channel communicated with the external part, the high-temperature heat exchanger (9) is also provided with a high-temperature heat medium channel communicated with the external part, and the expander (1) and the second expander (2) are connected with the compressor (3) and the second compressor (8.
4. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor and a high-temperature 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 second expander (2) through a heat supplier (4), the second expander (2) is also provided with a heat source medium channel which is communicated with the compressor (3) through a low-temperature heat exchanger (5), the compressor (3) is also provided with a heat source medium channel which is communicated with the second compressor (8) through a high-temperature heat exchanger (9), the second compressor (8) is also provided with a heat source medium channel which is communicated with the external part, the heat supplier (4) is also provided with a heated medium channel which is communicated with the external part, the low-temperature heat exchanger (5) is also provided with a low-temperature heat medium channel which is communicated with the external part, the high-temperature heat exchanger (9) is also provided with a high-temperature heat medium channel which is communicated with the external part, and the expander (1) and the second expander (2.
5. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor, a high-temperature heat exchanger and a third expander; the external part is provided with a heat source medium channel communicated with the expander (1), the third expander (10) 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 second expander (2) through a heat supplier (4), the second expander (2) is also provided with a heat source medium channel communicated with the compressor (3) through a low-temperature heat exchanger (5), the compressor (3) is also provided with a heat source medium channel communicated with the external part, the compressor (3) 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 a high-temperature heat exchanger (9), the heat supplier (4) is also provided with a heated medium channel communicated with the external part, the low-temperature heat exchanger (5) is also provided with a low-temperature heat medium channel communicated with the external part, the high-temperature heat exchanger (9, the expander (1), the second expander (2) and the third expander (10) are connected with the compressor (3) and the second compressor (8) and transmit power to form a first-class thermally driven compression heat pump.
6. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor, a high-temperature heat exchanger and a third expander; 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), the expander (1) is also provided with a heat source medium channel which is communicated with a second expander (2) through a heat supplier (4), the second expander (2) is also provided with a heat source medium channel which is communicated with a compressor (3) through a low-temperature heat exchanger (5), the compressor (3) is also provided with a heat source medium channel which is communicated with the expander (1) through a high-temperature heat exchanger (9), the compressor (3) is also 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 the external part, the heat supplier (4) is also provided with a heated medium channel which is communicated with the external part, the low-temperature heat exchanger (5) is also provided with a low-temperature, the expander (1), the second expander (2) and the third expander (10) are connected with the compressor (3) and the second compressor (8) and transmit power to form a first-class thermally driven compression heat pump.
7. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a high-temperature heat exchanger 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 second expander (2) through a heat supplier (4), the second expander (2) is also provided with a heat source medium channel which is communicated with the compressor (3) through a low-temperature heat exchanger (5), the compressor (3) is provided with a heat source medium channel which is communicated with a third expander (10) through a high-temperature heat exchanger (9), the third expander (10) is also provided with a heat source medium channel which is communicated with the external part, the heat supplier (4) is also provided with a heated medium channel which is communicated with the external part, the low-temperature heat exchanger (5) is also provided with a low-temperature heat medium channel which is communicated with the external part, the high-temperature heat exchanger (9, the second expander (2) and the third expander (10) are connected with the compressor (3) and transmit power to form a first-type thermally driven compression heat pump.
8. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a high-temperature heat exchanger and a third expander; 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 high temperature heat exchanger (9), the expander (1) is also provided with a heat source medium channel which is communicated with a second expander (2) through a heat supplier (4), the second expander (2) is also provided with a heat source medium channel which is communicated with a compressor (3) through a low temperature heat exchanger (5), the compressor (3) is provided with a heat source medium channel which is communicated with the external part, the heat supplier (4) is also provided with a heated medium channel which is communicated with the external part, the low temperature heat exchanger (5) is also provided with a low temperature heat medium channel which is communicated with the external part, the high temperature heat exchanger (9) is also provided with, the second expander (2) and the third expander (10) are connected with the compressor (3) and transmit power to form a first-type thermally driven compression heat pump.
9. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a third expander and a second heat supplier; 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 second heat supply device (11), the expander (1) is also provided with a heat source medium channel which is communicated with a second expander (2) through a heat supply device (4), the second expander (2) is also provided with a heat source medium channel which is communicated with a compressor (3) through a low-temperature heat exchanger (5), the compressor (3) is also provided with a heat source medium channel which is communicated with the external part, the heat supply device (4) and the second heat supply device (11) are also respectively provided with a heated medium channel which is communicated with the external part, the low-temperature heat exchanger (5) is also provided with a low-temperature heat medium channel which is communicated with the external part, and the expander (1), the second expander (2) and the third expander (10) are connected with the compressor (3) and.
10. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a third expander, a second heat supplier and a fourth expander; 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), the third expander (10) is also provided with a heat source medium channel which is communicated with a fourth expander (12) through a heat supplier (4), the fourth expander (12) is also provided with a heat source medium channel which is communicated with a second expander (2), the expander (1) is also provided with a heat source medium channel which is communicated with the second expander (2) through a second heat supplier (11), the second expander (2) is also provided with a heat source medium channel which is communicated with a compressor (3) through a low-temperature heat exchanger (5), the compressor (3) is also provided with a heat source medium channel which is communicated with the external part, the heat supplier (4) and the second heat supplier (11) are also provided with a heated medium channel which is communicated with the external part respectively, and the low-temperature heat exchanger (5) is also provided, the expander (1), the second expander (2), the third expander (10) and the fourth expander (12) are connected with the compressor (3) and transmit power, so that a first-class thermally driven compression heat pump is formed.
11. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger and a second compressor; 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 second compressor (8) through a heat supplier (4), the second compressor (8) is also provided with a heat source medium channel which is communicated with the second expander (2) through the heat supplier (4), the second expander (2) is also provided with a heat source medium channel which is communicated with the compressor (3) through a low-temperature heat exchanger (5), the compressor (3) is also provided with a heat source medium channel which is communicated with the external part, the heat supplier (4) is also provided with a heated medium channel which is communicated with the external part, the low-temperature heat exchanger (5) is also provided with a low-temperature heat medium channel which is communicated with the external part, and the expander (1) and the second expander (2) are connected with the compressor (3) and the second compressor (8).
12. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, 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 second compressor (8) through a second heat supplier (11), the second compressor (8) is also provided with a heat source medium channel communicated with the second expander (2) through a heat supplier (4), the second expander (2) is also provided with a heat source medium channel communicated with the compressor (3) through a low-temperature heat exchanger (5), the compressor (3) is also provided with a heat source medium channel communicated with the external part, the heat supplier (4) and the second heat supplier (11) are also respectively provided with a heated medium channel communicated with the external part, the low-temperature heat exchanger (5) is also provided with a low-temperature heat medium channel communicated with the external part, and the expander (1) and the second expander (2) are connected with the compressor (3) and the second compressor (8) and transmit power, so that a first-class heat-driven compression heat pump.
13. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a third expander and a second low-temperature 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 second expander (2) through a heat supplier (4), the second expander (2) is also provided with a heat source medium channel which is communicated with the third expander (10) through a second low-temperature heat exchanger (13), the third expander (10) is also provided with a heat source medium channel which is communicated with the compressor (3) through a low-temperature heat exchanger (5), the compressor (3) is also provided with a heat source medium channel which is communicated with the external part, the heat supplier (4) is also provided with a heated medium channel which is communicated with the external part, the low-temperature heat exchanger (5) and the second low-temperature heat exchanger (13) are also provided with a low-temperature heat medium channel which, the second expander (2) and the third expander (10) are connected with the compressor (3) and transmit power to form a first-type thermally driven compression heat pump.
14. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger, a second compressor, a third expander and a second low-temperature 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 a third expander (10) through a heat supplier (4), the third expander (10) is also provided with a heat source medium channel which is communicated with a second expander (2), the third expander (10) is also provided with a heat source medium channel which is communicated with a second compressor (8) through a second low-temperature heat exchanger (13), the second expander (2) is also provided with a heat source medium channel which is communicated with a compressor (3) through a low-temperature heat exchanger (5), the compressor (3) is 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 external part, the heat supplier (4) is also provided with a heated medium channel which is communicated with the external part, and the low-temperature heat exchanger (5) and the second low-temperature heat, the expander (1), the second expander (2) and the third expander (10) are connected with the compressor (3) and the second compressor (8) and transmit power to form a first-class thermally driven compression heat pump.
15. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger 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 second expander (2) through a heat regenerator (14) and a heat supplier (4), the second expander (2) is also provided with a heat source medium channel communicated with the compressor (3) through a low-temperature heat exchanger (5), the compressor (3) is also provided with a heat source medium channel communicated with the external part through the heat regenerator (14), the heat supplier (4) is also provided with a heated medium channel communicated with the external part, the low-temperature heat exchanger (5) is also provided with a low-temperature heat medium channel communicated with the external part, and the expander (1) and the second expander (2) are connected with the compressor (3) and transmit power to form a first type of heat-driven compression heat pump.
16. The first kind of heat-driven compression heat pump mainly comprises an expander, a second expander, a compressor, a heat supplier, a low-temperature heat exchanger 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 second expander (2) through a heat supplier (4) and a heat regenerator (14), the second expander (2) is also provided with a heat source medium channel communicated with the compressor (3) through a low-temperature heat exchanger (5) and a heat regenerator (14), the compressor (3) is also provided with a heat source medium channel communicated with the external part, the heat supplier (4) is also provided with a heated medium channel communicated with the external part, the low-temperature heat exchanger (5) is also provided with a low-temperature heat medium channel communicated with the external part, and the expander (1) and the second expander (2) are connected with the compressor (3) and transmit power to form a first-class heat-driven compression heat pump.
17. The first kind of heat driven compression heat pump is the first kind of heat driven compression heat pump of claim 2, adding the second heat supply device, adjusting the compressor (3) with heat source medium channel and external communication to the compressor (3) with heat source medium channel through the second heat supply device (11) and external communication, the second heat supply device (11) also with heated medium channel and external communication, forming the first kind of heat driven compression heat pump.
18. A first kind of heat-driven compression heat pump is the first kind of heat-driven compression heat pump described in claim 2, wherein a second heat supply device is added, a low-temperature heat medium channel for communicating the low-temperature heat exchanger (5) with the outside is eliminated, the communication between the compressor (3) and the outside is adjusted to the condition that the compressor (3) has the heat source medium channel to communicate with the second heat supply device (11) and the low-temperature heat exchanger (5) in sequence, then the low-temperature heat exchanger (5) has the heat source medium channel to communicate with the outside, and the second heat supply device (11) also has the heated medium channel to communicate with the outside, so as to form the first kind of heat-driven compression heat pump.
19. A first kind of heat driving compression heat pump is in the first kind of heat driving compression heat pump of claim 2, cancel the low temperature heat medium channel that the low temperature heat exchanger (5) communicates with outside, increase newly-increased compressor, newly-increased expander and newly-increased low temperature heat exchanger, newly-increased compressor (A) has the cycle working medium channel to communicate with newly-increased expander (B) through the low temperature heat exchanger (5), newly-increased expander (B) also has the cycle working medium channel to communicate with newly-increased compressor (A) through newly-increased low temperature heat exchanger (D), newly-increased low temperature heat exchanger (D) also has the low temperature heat medium channel to communicate with outside, expander (1), second expander (2) and newly-increased expander (B) connect compressor (3) and newly-increased compressor (A) and transmit power, form the first kind of heat driving compression heat pump.
20. A first kind of heat-driven compression heat pump is the first kind of heat-driven compression heat pump of claim 2, in which the low-temperature heat exchanger (5) is cancelled and the low-temperature heat medium channel communicated with the outside is added, a new compressor, a new expansion machine, a new low-temperature heat exchanger and a new heat regenerator are added, the new compressor (A) has a circulating working medium channel communicated with the new expansion machine (B) through the low-temperature heat exchanger (5) and the new heat regenerator (E), the new expansion machine (B) also has a circulating working medium channel communicated with the new compressor (A) through the new low-temperature heat exchanger (D) and the new heat regenerator (E), the new low-temperature heat exchanger (D) also has a low-temperature heat medium channel communicated with the outside, the expansion machine (1), the second expansion machine (2) and the new expansion machine (B) are connected with the compressor (3) and the new compressor (A) and transmit power, forming a first type of thermally driven compression heat pump.
21. A first kind of heat-driven compression heat pump is the first kind of heat-driven compression heat pump stated in claim 2, in the first kind of heat-driven compression heat pump, cancel the low-temperature heat exchanger (5) low-temperature heat medium channel communicated with outside, add newly-increased compressor and newly-increased expander, there is low-temperature heat medium channel and newly-increased compressor (A) to communicate outside newly-increased compressor (A), newly-increased compressor (A) also has low-temperature heat medium channel to communicate with newly-increased expander (B) through low-temperature heat exchanger (5), newly-increased expander (B) also has low-temperature heat medium channel to communicate with outside, expander (1), second expander (2) and newly-increased expander (B) connect compressor (3) and newly-increased compressor (A) and transmit power, form the first kind of heat-driven compression heat pump.
22. A first kind of heat-driven compression heat pump is characterized in that in the first kind of heat-driven compression heat pump of claim 2, a low-temperature heat medium channel communicated with the outside by a low-temperature heat exchanger (5) 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 low-temperature heat medium channel communicated with a newly-added compressor (A) by the newly-added heat regenerator (E), the newly-added compressor (A) and the low-temperature heat medium channel are communicated with a newly-added expansion machine (B) by the low-temperature heat exchanger (5) and the newly-added heat regenerator (E), the newly-added expansion machine (B) and the low-temperature heat medium channel are communicated with the outside, and the expansion machine (1), the second expansion machine (2) and the newly-added expansion machine (B) are connected with the compressor (3) and the newly-added compressor (A) and transmit power, so that the first.
23. A first kind of heat-driven compression heat pump is characterized in that a newly-added compressor, a newly-added expansion machine, a newly-added high-temperature heat exchanger and a newly-added heat exchanger are added in the first kind of heat-driven compression heat pump of claim 2, an external heat source medium channel is communicated with the expansion machine (1), a compressor (3) has a heat source medium channel communicated with the outside and is adjusted to be communicated with the compressor (3) through the newly-added high-temperature heat exchanger (C), a second expansion machine (2) has a heat source medium channel communicated with the compressor (3) through a low-temperature heat exchanger (5) to be adjusted to be communicated with the newly-added compressor (A) through the low-temperature heat exchanger (5), the newly-added compressor (A) also has a heat source medium channel communicated with the outside, and the external heat source medium channel is communicated with the newly-added expansion machine (B), the new expansion machine (B) is also provided with a heat source medium channel which is communicated with the compressor (3) through a new heat supplier (F), the new high-temperature heat exchanger (C) is also provided with a heat source medium channel which is communicated with the outside, the new heat supplier (F) is also provided with a heated medium channel which is communicated with the outside, and the expansion machine (1), the second expansion machine (2) and the new expansion machine (B) are connected with the compressor (3) and the new compressor (A) and transmit power to form a first-class thermally driven compression heat pump.
24. A first type of thermally driven compression heat pump according to claim 2, the heat pump comprises a compressor (3), a compressor (5), a low-temperature heat medium channel, a new compressor, a new low-temperature heat exchanger and a new throttle valve, wherein the low-temperature heat medium channel is communicated with the outside of the low-temperature heat exchanger (5), the new compressor (A) is provided with a circulating medium channel communicated with the low-temperature heat exchanger (5), the circulating medium channel of the low-temperature heat exchanger (5) is communicated with the new low-temperature heat exchanger (D) through the new throttle valve (G), the new low-temperature heat exchanger (D) is communicated with the new compressor (A), the low-temperature heat medium channel of the new low-temperature heat exchanger (D) is communicated with the outside of the new compressor, and an expander (1) and a second expander (2) are connected with the compressor (3) and the new compressor (A).
25. The first kind of thermally driven compression heat pump is the first kind of thermally driven compression heat pump according to any one of claims 2 to 24, wherein a power machine is added, and the power machine (6) is connected with the compressor (3) and provides power for the compressor (3) to form the first kind of thermally driven compression heat pump driven by additional external power.
26. The first kind of heat-driven compression heat pump is the first kind of heat-driven compression heat pump of any one of claims 2-24, wherein a working machine is added, and the expansion machine (1) is connected with the working machine (7) and provides power for the working machine (7) to form the first kind of heat-driven compression heat pump additionally providing power load to the outside.
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