CN106322821B - Fourth type thermal driving compression-absorption heat pump - Google Patents

Fourth type thermal driving compression-absorption heat pump Download PDF

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Publication number
CN106322821B
CN106322821B CN201610821029.5A CN201610821029A CN106322821B CN 106322821 B CN106322821 B CN 106322821B CN 201610821029 A CN201610821029 A CN 201610821029A CN 106322821 B CN106322821 B CN 106322821B
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generator
communicated
solution
heat
pump
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CN106322821A (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
    • F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
    • F25B25/02—Compression-sorption machines, plants, or systems
    • 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
    • F25B41/30—Expansion means; Dispositions thereof

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Sorption Type Refrigeration Machines (AREA)

Abstract

The invention provides a fourth type of thermally driven compression-absorption heat pump, and belongs to the technical field of power, refrigeration and heat pumps. The generator, the second generator, the absorber, the solution pump, the solution heat exchanger and the second solution heat exchanger form a solution loop, the generator is communicated with the condenser through a refrigerant steam channel, the second generator is communicated with the second condenser through a refrigerant steam channel, the second condenser is communicated with the generator, the second condenser is sequentially communicated with the high-temperature heat exchanger, the expander and the absorber through a second refrigerant liquid pump, the condenser is communicated with the evaporator through the refrigerant liquid pump, the evaporator is provided with a refrigerant steam channel and is communicated with the absorber through a compressor, the generator and the high-temperature heat exchanger are provided with a high-temperature heat medium channel, the absorber and the second condenser are provided with a heated medium channel, the evaporator is provided with a low-temperature heat medium channel, the condenser is provided with a cooling medium channel and is communicated with the outside, and the expander is connected with the compressor and transmits power to form a fourth type of thermally-driven compression-absorption heat pump.

Description

Fourth type thermal driving compression-absorption 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 the process of achieving the above purpose, various conditions are faced, such as the type, grade and quantity of energy, the type, grade and quantity of user requirements, the type of working medium, the flow, structure and manufacturing cost of equipment, the safety of equipment operation, the acceptable degree of environmental temperature and environment, and the like.
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; due to the influence of the properties of the working medium (solution and refrigerant medium), a high-temperature heat load with an excessively high temperature or a low-temperature heat load with an excessively low temperature cannot be reasonably applied to the flow of the absorption heat pump, so that the application field and the application range of the absorption heat pump are greatly limited. The compression heat pump technology has better flexibility in the aspect of thermodynamic performance, but the core component of the compression heat pump is a moving component, so that higher safety is required for equipment operation, and the noise of the equipment operation needs to be reduced; for this reason, it is considered to reduce the use and number of large moving parts (mainly compressors and expanders).
In order to exert the technical advantages of the absorption heat pump and give consideration to power drive or external power supply requirements, the invention provides a fourth type of heat-driven compression-absorption heat pump which comprises a temperature difference utilization link consisting of a refrigerant liquid pump, a high-temperature heat exchanger, an expander and a compressor, effectively utilizes the temperature difference between a high-temperature heat source and a heated medium, and a temperature difference utilization link consisting of the refrigerant liquid pump, the high-temperature heat exchanger, the expander, the compressor and a second condenser, effectively utilizes the temperature difference between the high-temperature heat source and the environment, and takes the high-temperature heat load step-by-step temperature drop as the driving temperature difference of the flow of the absorption heat pump, and has comprehensive advantages.
The invention content is as follows:
the invention mainly aims to provide a series of fourth type heat-driven compression-absorption heat pumps, and the specific contents of the invention are explained in different terms as follows:
1. the fourth type of thermally driven compression-absorption heat pump mainly comprises a generator, a second generator, an absorber, a condenser, a second condenser, an evaporator, a throttle valve, a refrigerant liquid pump, a second refrigerant liquid pump, a solution heat exchanger, a second solution heat exchanger, a high-temperature heat exchanger, an expander and a compressor; the generator is provided with a concentrated solution pipeline which is communicated with a second generator through a solution pump, a solution heat exchanger and a second solution heat exchanger, the second generator is also provided with a concentrated solution pipeline which is communicated with an absorber through the second solution heat exchanger, the absorber is also provided with a dilute solution pipeline which is communicated with the generator through the solution heat exchanger, the generator is also provided with a refrigerant steam channel which is communicated with a condenser, the condenser is also provided with a refrigerant liquid pipeline which is communicated with an evaporator through a refrigerant liquid pump, the second generator is also provided with a refrigerant steam channel which is communicated with a second condenser, the second condenser is also provided with a refrigerant liquid pipeline which is communicated with the evaporator through the generator and a throttle valve, the high temperature heat exchanger is also provided with a refrigerant steam channel which is communicated with an expander after the refrigerant liquid pipeline is communicated with the high temperature heat exchanger through the second refrigerant liquid pump, the expander is also provided with the refrigerant steam channel which is, the compressor is also provided with a refrigerant steam channel communicated with the absorber, the second generator and the high-temperature heat exchanger are also respectively provided with a high-temperature heat medium channel communicated with the outside, the absorber and the second condenser are also respectively provided with a heated medium channel communicated with the outside, the evaporator is also provided with a low-temperature heat medium channel communicated with the outside, the condenser is also provided with a cooling medium channel communicated with the outside, and the expander is connected with the compressor and transmits power to form a fourth type of heat-driven compression-absorption heat pump; wherein, or the expander is connected with the compressor, the refrigerant liquid pump, the second refrigerant liquid pump and the solution pump and transmits power.
2. A fourth type of heat-driven compression-absorption heat pump, wherein a third generator, a second absorber, a second solution pump and a third solution heat exchanger are added in the fourth type of heat-driven compression-absorption heat pump described in item 1, the generator is communicated with the second generator through a solution pump, a solution heat exchanger and a second solution heat exchanger, the generator is adjusted to be communicated with the second generator through a concentrated solution pipeline through the solution pump, the solution heat exchanger and the second solution heat exchanger, the second absorber is further communicated with the second generator through a dilute solution pipeline through the second solution pump and the third solution heat exchanger, the second generator is further communicated with the absorber through the second solution heat exchanger, the second generator is adjusted to be communicated with the absorber through the second solution heat exchanger, the second generator is further communicated with the third generator through a concentrated solution pipeline through the third solution heat exchanger, the third generator is further communicated with the absorber through the second solution heat exchanger, the third generator is also provided with a refrigerant steam channel communicated with the second absorber, the third generator is also provided with a high-temperature heat medium channel communicated with the outside, and the second absorber is also provided with a heated medium channel communicated with the outside to form a fourth type of heat-driven compression-absorption heat pump.
3. The fourth type of heat-driven compression-absorption heat pump is any one of the fourth type of heat-driven compression-absorption heat pumps described in items 1-2, in which a throttle valve is eliminated, and a second condenser refrigerant liquid pipeline is communicated with an evaporator through a generator and the throttle valve and adjusted to be communicated with the evaporator through the generator, so as to form the fourth type of heat-driven compression-absorption heat pump.
4. A fourth type of heat-driven compression-absorption heat pump, which is characterized in that a third generator, a second throttle valve, a second solution pump, a third solution heat exchanger and a heat supply device are added in the fourth type of heat-driven compression-absorption heat pump in item 1, a concentrated solution pipeline is additionally arranged in the generator and is communicated with the third generator through the second solution pump, the solution heat exchanger and the third solution heat exchanger, the third generator is also communicated with an absorber through the third solution heat exchanger, a refrigerant steam channel of the second generator is communicated with a second condenser, the communication between the refrigerant steam channel of the second generator and the third generator is adjusted to be that the refrigerant steam channel is communicated with the third generator, then the refrigerant liquid pipeline of the third generator is communicated with an evaporator through the heat supply device, the generator and the second throttle valve, the refrigerant steam channel of the third generator is also communicated with a second condenser, and the heat supply device is also communicated with the outside through a heated medium channel, forming a fourth type of heat-driven compression-absorption heat pump.
5. A fourth heat-driven compression-absorption heat pump is provided, in the fourth heat-driven compression-absorption heat pump of claim 1, with a third generator, a second throttle valve, a third solution heat exchanger and a heat supply device, wherein the generator is provided with a concentrated solution pipeline which is communicated with the second generator through the solution pump, the solution heat exchanger and the second solution heat exchanger, the generator is provided with a concentrated solution pipeline which is communicated with the second generator through the solution pump, the solution heat exchanger, the second solution heat exchanger and the third solution heat exchanger, the second generator is provided with a concentrated solution pipeline which is communicated with the absorber through the second solution heat exchanger, the second generator is provided with a concentrated solution pipeline which is communicated with the third generator through the third solution heat exchanger, the third generator is provided with a concentrated solution pipeline which is communicated with the absorber through the second solution heat exchanger, the second generator is provided with a refrigerant vapor channel which is communicated with the second condenser, and the second generator is adjusted to be provided with a refrigerant vapor channel which is communicated with the third generator After the third generator is communicated, a refrigerant liquid pipeline is communicated with the evaporator through a heat supply device, the generator and a second throttling valve, the third generator is also communicated with a refrigerant steam channel and a second condenser, and the heat supply device is also communicated with the outside through a heated medium channel to form a fourth type of heat-driven compression-absorption heat pump.
6. A fourth type of heat-driven compression-absorption heat pump, wherein a third generator, a second throttle valve, a second solution pump, a third solution heat exchanger and a heat supply device are added in the fourth type of heat-driven compression-absorption heat pump described in item 1, a concentrated solution pipeline of the generator is communicated with the second generator through the solution pump, the solution heat exchanger and the second solution heat exchanger, the generator is adjusted to be communicated with the concentrated solution pipeline through the solution pump, the solution heat exchanger and the second solution heat exchanger, the third generator is further communicated with the second generator through the second solution pump and the third solution heat exchanger, a concentrated solution pipeline of the second generator is adjusted to be communicated with the absorber through the second solution heat exchanger, a concentrated solution pipeline of the second generator is communicated with the absorber through the third solution heat exchanger and the second solution heat exchanger, the second generator is communicated with the second condenser through a refrigerant steam channel, and then the second generator is communicated with the third generator through the refrigerant steam channel, the third generator is communicated with the evaporator through a heat supply device, a generator and a second throttle valve, the third generator is also communicated with the second condenser through the refrigerant steam channel, the heat supply device is also communicated with the outside through a heated medium channel, and a fourth type heat-driven compression-absorption heat pump is formed.
7. A fourth type of heat-driven compression-absorption heat pump, which is characterized in that a fourth generator, a second throttle valve, a third solution pump, a fourth solution heat exchanger and a heat supplier are added in the fourth type of heat-driven compression-absorption heat pump in the item 2, a dilute solution pipeline is additionally arranged on a second absorber and is communicated with the fourth generator through the third solution pump and the fourth solution heat exchanger, the fourth generator is also communicated with the third generator through a concentrated solution pipeline, a refrigerant steam channel of the second generator is communicated with a second condenser, the communication of the refrigerant steam channel of the second generator and the second condenser is adjusted to be that the refrigerant steam channel of the second generator is communicated with the fourth generator, then the refrigerant liquid pipeline of the fourth generator is communicated with an evaporator through the heat supplier, the generator and the second throttle valve, the refrigerant steam channel of the fourth generator is also communicated with a second condenser, and the heat supplier is also communicated with the outside, forming a fourth type of heat-driven compression-absorption heat pump.
8. A fourth heat-driven compression-absorption heat pump, wherein a fourth generator, a second throttle valve, a fourth solution heat exchanger and a heat supply device are added in the fourth heat-driven compression-absorption heat pump described in item 2, a dilute solution pipeline of a second absorber is communicated with the second generator through the second solution pump and a third solution heat exchanger and adjusted to be communicated with the second generator through the second solution pump, the third solution heat exchanger and a fourth solution heat exchanger, a concentrated solution pipeline of the second generator is communicated with the third generator through the third solution heat exchanger and adjusted to be communicated with the second generator through a concentrated solution pipeline, a concentrated solution pipeline of the fourth generator is communicated with the fourth generator through the fourth solution heat exchanger, a concentrated solution pipeline of the second generator is communicated with the third generator through the third solution heat exchanger, a refrigerant vapor channel of the second generator is communicated with a second condenser and adjusted to be communicated with the second generator through a refrigerant vapor channel and the fourth generator Then the fourth generator is communicated with the evaporator through a refrigerant liquid pipeline, a heat supplier, a generator and a second throttle valve, the fourth generator is also communicated with a second condenser through a refrigerant steam channel, and the heat supplier is also communicated with the outside through a heated medium channel to form a fourth type heat-driven compression-absorption heat pump.
9. A fourth heat-driven compression-absorption heat pump, wherein a fourth generator, a second throttle valve, a third solution pump, a fourth solution heat exchanger and a heat supply device are added in the fourth heat-driven compression-absorption heat pump of item 2, a dilute solution pipeline of a second absorber is communicated with the second generator through the second solution pump and the third solution heat exchanger and is adjusted to be communicated with the second generator through the second solution pump and the third solution heat exchanger, a dilute solution pipeline of the second absorber is communicated with the fourth generator through the second solution pump and the third solution heat exchanger, a concentrated solution pipeline of the fourth generator is communicated with the second generator through the third solution pump and the fourth solution heat exchanger, a concentrated solution pipeline of the second generator is communicated with the third generator through the third solution heat exchanger and is adjusted to be communicated with the second generator through the fourth solution heat exchanger and the third solution heat exchanger, the second generator is communicated with the second condenser through a refrigerant steam channel, and then the fourth generator is communicated with the evaporator through a refrigerant liquid pipeline through a heat supply device, a generator and a second throttle valve, the fourth generator is communicated with the second condenser through the refrigerant steam channel, the heat supply device is communicated with the outside through a heated medium channel, and a fourth type heat-driven compression-absorption heat pump is formed.
10. The fourth type of heat-driven compression-absorption heat pump is any one of the fourth type of heat-driven compression-absorption heat pumps described in items 4 to 6, and the third generator is additionally provided with a high-temperature heat medium channel communicated with the outside to form the fourth type of heat-driven compression-absorption heat pump.
11. The fourth type of heat-driven compression-absorption heat pump is any one of the fourth type of heat-driven compression-absorption heat pumps described in items 7 to 9, and the fourth generator is additionally provided with a high-temperature heat medium channel communicated with the outside to form the fourth type of heat-driven compression-absorption heat pump.
12. The fourth type of heat-driven compression-absorption heat pump is any one of the fourth type of heat-driven compression-absorption heat pumps described in items 4 to 11, a throttle valve and a second throttle valve are omitted, a generator refrigerant liquid pipeline is communicated with an evaporator through the throttle valve and adjusted to be communicated with the evaporator, and a generator refrigerant liquid pipeline is communicated with the evaporator through the second throttle valve and adjusted to be communicated with the evaporator, so that the fourth type of heat-driven compression-absorption heat pump is formed.
13. A fourth type of heat-driven compression-absorption heat pump, wherein a third generator, a second absorber, a second solution pump and a third solution heat exchanger are added in the fourth type of heat-driven compression-absorption heat pump described in item 1, the generator is provided with a concentrated solution pipeline which is communicated with the second generator through the solution pump, the solution heat exchanger and the second solution heat exchanger, the generator is provided with a concentrated solution pipeline which is communicated with the second absorber through the solution heat exchanger, the second absorber is provided with a dilute solution pipeline which is communicated with the second generator through the solution pump and the second solution heat exchanger, the second generator is provided with a concentrated solution pipeline which is communicated with the absorber through the second solution heat exchanger, the second generator is provided with a concentrated solution pipeline which is communicated with the third generator through the second solution heat exchanger, and the third generator is provided with a concentrated solution pipeline which is communicated with the absorber through the second solution pump and the third solution heat exchanger, the absorber is communicated with the generator through a solution heat exchanger, the absorber is adjusted to be communicated with the generator through a dilute solution pipeline through a third solution heat exchanger and the solution heat exchanger, the second condenser is communicated with the evaporator through the generator and a throttle valve, the second condenser is adjusted to be communicated with the evaporator through a refrigerant liquid pipeline, the generator, the third generator and the throttle valve, the third generator is also communicated with the second absorber through a refrigerant steam channel, the second absorber is also communicated with the outside through a cooling medium channel, and a fourth type of heat-driven compression-absorption heat pump is formed.
14. The fourth type of heat-driven compression-absorption heat pump is the fourth type of heat-driven compression-absorption heat pump described in item 13, wherein a throttle valve is eliminated, and a third generator refrigerant liquid pipeline is communicated with the evaporator through the throttle valve and adjusted to be communicated with the evaporator through the third generator refrigerant liquid pipeline, so as to form the fourth type of heat-driven compression-absorption heat pump.
15. A fourth type of heat-driven compression-absorption heat pump, wherein a fourth generator, a second throttle valve, a third solution pump, a fourth solution heat exchanger and a heat supply device are added in the fourth type of heat-driven compression-absorption heat pump in item 13, a dilute solution pipeline is additionally arranged on a second absorber and is communicated with the fourth generator through the third solution pump and the fourth solution heat exchanger, a concentrated solution pipeline is also communicated with the third generator through the fourth solution heat exchanger, a refrigerant steam channel of the second generator is communicated with a second condenser and is adjusted to be communicated with the fourth generator through a refrigerant steam channel of the second generator, then the refrigerant liquid pipeline of the fourth generator is communicated with an evaporator through the heat supply device, the generator, the third generator and the second throttle valve, the fourth generator is also communicated with a refrigerant steam channel, the heat supply device is also communicated with a heated medium channel, and is communicated with the outside, forming a fourth type of heat-driven compression-absorption heat pump.
16. A fourth heat-driven compression-absorption heat pump, wherein a fourth generator, a second throttle valve, a fourth solution heat exchanger and a heat supply device are added in the fourth heat-driven compression-absorption heat pump of item 13, a dilute solution pipeline of a second absorber is communicated with the second generator through the solution pump and the second solution heat exchanger and adjusted to be communicated with the second generator through the solution pump, the second solution heat exchanger and the fourth solution heat exchanger, a concentrated solution pipeline of the second generator is communicated with the third generator through the second solution heat exchanger and adjusted to be communicated with the fourth generator through the fourth solution heat exchanger, a concentrated solution pipeline of the fourth generator is communicated with the third generator through the second solution heat exchanger, a refrigerant vapor channel of the second generator is communicated with the second condenser and adjusted to be communicated with the second generator through the refrigerant vapor channel and the fourth generator The generator is communicated with the evaporator through a refrigerant liquid pipeline, a heat supplier, a third generator and a second throttle valve, the fourth generator is communicated with the second condenser through a refrigerant steam channel, and the heat supplier is communicated with the outside through a heated medium channel to form a fourth type of heat-driven compression-absorption heat pump.
17. A fourth heat-driven compression-absorption heat pump, wherein a fourth generator, a second throttle valve, a third solution pump, a fourth solution heat exchanger and a heat supply device are added in the fourth heat-driven compression-absorption heat pump of item 13, a dilute solution pipeline of the second absorber is communicated with the second generator through the solution pump and the second solution heat exchanger and adjusted to be communicated with the second absorber through the solution pump and the second solution heat exchanger, a dilute solution pipeline of the second absorber is communicated with the fourth generator through the solution pump and the second solution heat exchanger, a concentrated solution pipeline of the fourth generator is communicated with the second generator through the third solution pump and the fourth solution heat exchanger, a concentrated solution pipeline of the second generator is communicated with the third generator through the second solution heat exchanger and adjusted to be communicated with the second generator through the concentrated solution pipeline, a concentrated solution pipeline of the second generator is communicated with the third generator through the fourth solution heat exchanger and the second solution heat exchanger, a refrigerant vapor channel of the second generator is communicated with the second condenser and adjusted to be communicated with the second generator through the refrigerant vapor channel After the fourth generator is communicated with the fourth generator, a refrigerant liquid pipeline of the fourth generator is communicated with the evaporator through a heat supplier, the generator, the third generator and a second throttle valve, the fourth generator is also communicated with a refrigerant steam channel and a second condenser, and the heat supplier is also communicated with the outside through a heated medium channel to form a fourth type of heat-driven compression-absorption heat pump.
18. The fourth type of heat-driven compression-absorption heat pump is any one of the fourth type of heat-driven compression-absorption heat pumps described in items 15-17, and the fourth generator is additionally provided with a high-temperature heat medium channel communicated with the outside to form the fourth type of heat-driven compression-absorption heat pump.
19. The fourth type of heat-driven compression-absorption heat pump is characterized in that in any one of the fourth type of heat-driven compression-absorption heat pumps described in items 15-18, a throttle valve and a second throttle valve are omitted, a third generator is communicated with an evaporator through a refrigerant liquid pipeline, the third generator is adjusted to be communicated with the evaporator through the throttle valve, and the third generator is communicated with the evaporator through the second throttle valve, the third generator is adjusted to be communicated with the evaporator through the refrigerant liquid pipeline, and therefore the fourth type of heat-driven compression-absorption heat pump is formed.
20. A fourth heat-driven compression-absorption heat pump, which is characterized in that a fourth generator, a third absorber, a third solution pump and a fourth solution heat exchanger are added in the fourth heat-driven compression-absorption heat pump in item 2, a generator is provided with a concentrated solution pipeline which is communicated with the second absorber through the solution pump, the solution heat exchanger and the second solution heat exchanger, the generator is provided with a concentrated solution pipeline which is communicated with the third absorber through the solution heat exchanger, the third absorber is provided with a dilute solution pipeline which is communicated with the second absorber through the solution pump and the second solution heat exchanger, the third generator is provided with a concentrated solution pipeline which is communicated with the absorber through the second solution heat exchanger, the third generator is provided with a concentrated solution pipeline which is communicated with the fourth generator through the second solution heat exchanger, the fourth generator is provided with a concentrated solution pipeline which is communicated with the absorber through the third solution pump and the fourth solution heat exchanger, the absorber is communicated with the generator through a solution heat exchanger, the absorber is adjusted to be communicated with the generator through a dilute solution pipeline through a fourth solution heat exchanger and the solution heat exchanger, the second condenser is communicated with the evaporator through the generator and a throttle valve, the second condenser is adjusted to be communicated with the evaporator through a refrigerant liquid pipeline, the generator, the fourth generator and the throttle valve, the fourth generator is also communicated with a refrigerant steam channel, the third absorber is also communicated with the outside through a cooling medium channel, and a fourth type of heat-driven compression-absorption heat pump is formed.
21. The fourth type of heat-driven compression-absorption heat pump is the fourth type of heat-driven compression-absorption heat pump described in item 20, wherein a throttle valve is eliminated, and a fourth generator refrigerant liquid pipeline is communicated with the evaporator through the throttle valve and adjusted to be communicated with the evaporator, so that the fourth generator refrigerant liquid pipeline is communicated with the evaporator, thereby forming the fourth type of heat-driven compression-absorption heat pump.
22. The fourth type of heat-driven compression-absorption heat pump, which is the fourth type of heat-driven compression-absorption heat pump described in item 1, a third generator, a second absorber, a second solution pump and a third solution heat exchanger are added, the second generator is communicated with a second condenser through a refrigerant steam channel, the second generator is adjusted to be communicated with the second absorber through the refrigerant steam channel, the second absorber is also communicated with the third generator through a dilute solution pipeline through the second solution pump and the third solution heat exchanger, the third generator is also communicated with the second absorber through a concentrated solution pipeline through the third solution heat exchanger, the third generator is also communicated with the second condenser through the refrigerant steam channel, the third generator is also communicated with the outside through a high-temperature heat medium channel, the second absorber is also communicated with the outside through a heated medium channel, and a fourth type of thermally-driven compression-absorption heat pump is formed.
23. The fourth type of heat-driven compression-absorption heat pump is the fourth type of heat-driven compression-absorption heat pump described in item 22, wherein a throttle valve is eliminated, and a generator refrigerant liquid pipeline is communicated with an evaporator through the throttle valve and adjusted to be communicated with the evaporator, so as to form the fourth type of heat-driven compression-absorption heat pump.
24. The fourth type of heat-driven compression-absorption heat pump is the fourth type of heat-driven compression-absorption heat pump formed by adjusting the communication between an expander organic refrigerant vapor channel and an absorber or a condenser to the communication between the expander organic refrigerant vapor channel and a second condenser in any one of the fourth type of heat-driven compression-absorption heat pumps described in items 1-23.
25. The fourth type of heat-driven compression-absorption heat pump is formed by adding a power machine to any one of the fourth type of heat-driven compression-absorption heat pumps described in items 1-24, wherein the power machine is connected with the compressor and transmits power to the compressor to add external power to drive the fourth type of heat-driven compression-absorption heat pump.
26. The fourth type of heat-driven compression-absorption heat pump is a fourth type of heat-driven compression-absorption heat pump which is additionally provided with a power load to the outside by adding a working machine in any one of the fourth type of heat-driven compression-absorption heat pumps in items 1 to 24 and connecting an expansion machine with the working machine and transmitting power to the working machine.
Description of the drawings:
figure 1 is a schematic diagram of a 1 st principal thermodynamic system for a fourth class of thermally driven compression-absorption heat pumps provided in accordance with the present invention.
Figure 2 is a schematic thermodynamic system diagram of the 2 nd principle of a fourth type of thermally driven compression-absorption heat pump according to the present invention.
Figure 3 is a 3 rd principle thermodynamic system diagram of a fourth type of thermally driven compression-absorption heat pump according to the present invention.
Figure 4 is a diagram of a 4 th principle thermodynamic system for a fourth type of thermally driven compression-absorption heat pump according to the present invention.
Figure 5 is a diagram of a 5 th principle thermodynamic system for a fourth type of thermally driven compression-absorption heat pump according to the present invention.
Figure 6 is a 6 th principle thermodynamic system diagram of a fourth type of thermally driven compression-absorption heat pump according to the present invention.
Figure 7 is a 7 th principle thermodynamic system diagram of a fourth type of thermally driven compression-absorption heat pump according to the present invention.
Figure 8 is a diagram of a 8 th principle thermodynamic system for a fourth type of thermally driven compression-absorption heat pump according to the present invention.
Figure 9 is a diagram of a 9 th principle thermodynamic system for a fourth type of thermally driven compression-absorption heat pump according to the present invention.
Figure 10 is a 10 th principle thermodynamic system diagram of a fourth type of thermally driven compression-absorption heat pump according to the present invention.
Figure 11 is a diagram of a 11 th principle thermodynamic system for a fourth type of thermally driven compression-absorption heat pump according to the present invention.
Figure 12 is a 12 th principle thermodynamic system diagram of a fourth type of thermally driven compression-absorption heat pump provided in accordance with the present invention.
Figure 13 is a 13 th principle thermodynamic system diagram of a fourth type of thermally driven compression-absorption heat pump according to the present invention.
Figure 14 is a 14 th principle thermodynamic system diagram of a fourth type of thermally driven compression-absorption heat pump according to the present invention.
Figure 15 is a diagram of a 15 th principle thermodynamic system for a fourth type of thermally driven compression-absorption heat pump according to the present invention.
In the figure, 1-generator, 2-second generator, 3-absorber, 4-condenser, 5-second condenser, 6-evaporator, 7-throttle valve, 8-refrigerant liquid pump, 9-second refrigerant liquid pump, 10-solution pump, 11-solution heat exchanger, 12-second solution heat exchanger, 13-high temperature heat exchanger, 14-expander, 15-compressor, 16-third generator, 17-second absorber, 18-second solution pump, 19-third solution heat exchanger, 20-second throttle valve, 21-heater, 22-fourth generator, 23-third solution pump, 24-fourth solution heat exchanger, 25-third absorber.
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 fourth type of thermally driven compression-absorption heat pump shown in fig. 1 is realized by:
(1) structurally, the system mainly comprises a generator, a second generator, an absorber, a condenser, a second condenser, an evaporator, a throttle valve, a refrigerant liquid pump, a second refrigerant liquid pump, a solution heat exchanger, a second solution heat exchanger, a high-temperature heat exchanger, an expander and a compressor; the generator 1 is provided with a concentrated solution pipeline which is communicated with a second generator 2 through a solution pump 10, a solution heat exchanger 11 and a second solution heat exchanger 12, the second generator 2 is also provided with a concentrated solution pipeline which is communicated with an absorber 3 through the second solution heat exchanger 12, the absorber 3 is also provided with a dilute solution pipeline which is communicated with the generator 1 through the solution heat exchanger 11, the generator 1 is also provided with a refrigerant steam channel which is communicated with a condenser 4, the condenser 4 is also provided with a refrigerant liquid pipeline which is communicated with an evaporator 6 through a refrigerant liquid pump 8, the second generator 2 is also provided with a refrigerant steam channel which is communicated with a second condenser 5, the second condenser 5 is also provided with a refrigerant liquid pipeline which is communicated with the evaporator 6 through the generator 1 and a throttle valve 7, the second condenser 5 is also provided with a refrigerant liquid pipeline which is communicated with a high temperature heat exchanger 13 through a second refrigerant liquid pump 9, and then the high temperature heat, the expander 14 is also communicated with the absorber 3 through a refrigerant steam channel, the evaporator 6 is also communicated with the compressor 15 through a refrigerant steam channel, the compressor 15 is also communicated with the absorber 3 through a refrigerant steam channel, the second generator 2 and the high-temperature heat exchanger 13 are also respectively communicated with the outside through a high-temperature heat medium channel, the absorber 3 and the second condenser 5 are also respectively communicated with the outside through a heated medium channel, the evaporator 6 is also communicated with the outside through a low-temperature heat medium channel, the condenser 4 is also communicated with the outside through a cooling medium channel, and the expander 14 is connected with the compressor 15 and transmits power.
(2) In the process, a concentrated solution in a generator 1 enters a second generator 2 through a solution pump 10, a solution heat exchanger 11 and a second solution heat exchanger 12, a high-temperature heat medium flows through the second generator 2, heats the solution entering the second generator 2 to release refrigerant steam and provide the refrigerant steam to a second condenser 5, the concentrated solution in the second generator 2 enters an absorber 3 through the second solution heat exchanger 12, absorbs the refrigerant steam and releases heat to a heated medium, a dilute solution in the absorber 3 enters the generator 1 through the solution heat exchanger 11, and a refrigerant liquid flows through the generator 1, heats the solution entering the generator 1 to release the refrigerant steam and provides the refrigerant steam to a condenser 4; the refrigerant steam of the condenser 4 releases heat to the cooling medium to form refrigerant liquid, and the refrigerant liquid of the condenser 4 is pressurized by a refrigerant liquid pump 8 to enter the evaporator 6; the refrigerant steam of the second condenser 5 releases heat to a heated medium to form refrigerant liquid, the refrigerant liquid of the second condenser 5 is divided into two paths, the first path flows through the generator 1 to release heat and then flows through the throttle valve 7 to reduce pressure and enter the evaporator 6, the second path flows through the second refrigerant liquid pump 9 to be pressurized and then flows through the high-temperature heat exchanger 13 to absorb heat to form refrigerant steam and provide the refrigerant steam to the expansion machine 14, the refrigerant steam flows through the expansion machine 14 to reduce pressure and do work and then enters the absorber 3, and the work output by the expansion machine 14 is provided for the compressor 15 to serve as power; the low-temperature heat medium flows through the evaporator 6 and heats the refrigerant liquid entering the evaporator to form refrigerant steam, and the refrigerant steam released by the evaporator 6 flows through the compressor 15 to be boosted and heated and then enters the absorber 1 to form a fourth type of heat-driven compression-absorption heat pump.
The fourth type of thermally driven compression-absorption heat pump shown in fig. 2 is realized by:
in the fourth type of thermally driven compression-absorption heat pump shown in fig. 1, the expansion machine 14 is adjusted to communicate with the absorber 3 through a refrigerant vapor passage, and the expansion machine 14 is adjusted to communicate with the condenser 4 through a refrigerant vapor passage, so as to form the fourth type of thermally driven compression-absorption heat pump.
The fourth type of thermally driven compression-absorption heat pump shown in fig. 3 is realized by:
(1) structurally, in the fourth type of thermally driven compression-absorption heat pump shown in fig. 1, a third generator, a second absorber, a second solution pump and a third solution heat exchanger are added, a concentrated solution pipeline of the generator 1 is communicated with the second generator 2 through a solution pump 10, a solution heat exchanger 11 and a second solution heat exchanger 12, the generator 1 is adjusted to be communicated with the second absorber 17 through the solution pump 10, the solution heat exchanger 11 and the second solution heat exchanger 12, a dilute solution pipeline of the second absorber 17 is communicated with the second generator 2 through a second solution pump 18 and a third solution heat exchanger 19, a concentrated solution pipeline of the second generator 2 is adjusted to be communicated with the absorber 3 through the second solution heat exchanger 12, a concentrated solution pipeline of the second generator 2 is communicated with the third generator 16 through a third solution heat exchanger 19, a concentrated solution pipeline of the third generator 16 is communicated with the absorber 3 through the second solution heat exchanger 12, the third generator 16 also has a refrigerant vapor passage communicating with the second absorber 17, the third generator 16 also has a high-temperature heat medium passage communicating with the outside, and the second absorber 17 also has a heated medium passage communicating with the outside.
(2) In the process, the concentrated solution in the generator 1 enters the second absorber 17 through the solution pump 10, the solution heat exchanger 11 and the second solution heat exchanger 12, absorbs refrigerant vapor and releases heat to the heated medium, the dilute solution in the second absorber 17 enters the second generator 2 through the second solution pump 18 and the third solution heat exchanger 19, the concentrated solution in the second generator 2 enters the third generator 16 through the third solution heat exchanger 19, the high-temperature heat medium flows through the third generator 16, heats the solution entering the third generator to release the refrigerant vapor and is provided for the second absorber 17, and the concentrated solution in the third generator 16 enters the absorber 3 through the second solution heat exchanger 12, so that the fourth type of heat-driven compression-absorption heat pump is formed.
The fourth type of thermally driven compression-absorption heat pump shown in fig. 4 is implemented as follows:
(1) structurally, in the fourth type of thermally driven compression-absorption heat pump shown in FIG. 1, a third generator, a second throttling valve, a second solution pump, a third solution heat exchanger and a heat supply device are additionally arranged, a concentrated solution pipeline is additionally arranged in the generator 1 and is communicated with the third generator 16 through the second solution pump 18, the solution heat exchanger 11 and the third solution heat exchanger 19, the third generator 16 is also communicated with the absorber 3 through the third solution heat exchanger 19, the second generator 2 is communicated with the second condenser 5 through a refrigerant steam channel, the second generator 2 is adjusted to be communicated with the third generator 16 through the refrigerant steam channel, then the third generator 16 is communicated with the evaporator 6 through the heat supply device 21, the generator 1 and the second throttling valve 20, the third generator 16 is also communicated with the second condenser 5 through a steam channel, and the heat supply device 21 is also communicated with the outside through a heated medium channel.
(2) In the process, refrigerant steam generated by the second generator 2 is provided for the third generator 16 to be used as a driving heat medium, part of concentrated solution in the generator 1 enters the third generator 16 through the second solution pump 18, the solution heat exchanger 11 and the third solution heat exchanger 19, the refrigerant steam flows through the third generator 16, heats the solution entering the third generator to release the refrigerant steam and is provided for the second condenser 5, and the concentrated solution in the third generator 16 passes through the third solution heat exchanger 19 and the absorber 3; the refrigerant steam flowing through the third generator 16 releases heat to form refrigerant liquid, the refrigerant liquid flows through the heat supply device 21 and the generator 1 and gradually releases heat, and then enters the evaporator 6 through the throttling of the second throttling valve 20 to form a fourth type of heat-driven compression-absorption heat pump.
The fourth type of thermally driven compression-absorption heat pump shown in fig. 5 is implemented as follows:
(1) structurally, in the fourth type of thermally driven compression-absorption heat pump shown in fig. 1, a third generator, a second throttle valve, a third solution heat exchanger and a heat supplier are added, a concentrated solution pipeline of the generator 1 is communicated with the second generator 2 through a solution pump 10, a solution heat exchanger 11 and a second solution heat exchanger 12, the concentrated solution pipeline of the generator 1 is communicated with the second generator 2 through the solution pump 10, the solution heat exchanger 11, the second solution heat exchanger 12 and a third solution heat exchanger 19, a concentrated solution pipeline of the second generator 2 is communicated with the absorber 3 through the second solution heat exchanger 12, the concentrated solution pipeline of the second generator 2 is communicated with the third generator 16 through a third solution heat exchanger 19, the concentrated solution pipeline of the third generator 16 is communicated with the absorber 3 through the second solution heat exchanger 12, a refrigerant vapor channel of the second generator 2 is communicated with the second condenser 5, and the refrigerant vapor channel of the second generator 2 is adjusted to be communicated with the second condenser 5 After the channel is communicated with the third generator 16, the third generator 16 is communicated with the evaporator 6 through a refrigerant liquid pipeline through a heat supplier 21, the generator 1 and a second throttle valve 20, the third generator 16 is also communicated with the second condenser 5 through a refrigerant steam channel, the heat supplier 21 is also communicated with the outside through a heated medium channel, and the third generator 16 is also communicated with the outside through a high-temperature heat medium channel.
(2) In the process, the high-temperature heat medium and the refrigerant steam generated by the second generator 2 are supplied to the third generator 16 as the driving heat medium, the concentrated solution in the generator 1 enters the second generator 2 through the solution pump 10, the solution heat exchanger 11, the second solution heat exchanger 12 and the third solution heat exchanger 19, the concentrated solution in the second generator 2 enters the third generator 16 through the third solution heat exchanger 19, the high-temperature heat medium and the refrigerant steam flow respectively pass through the third generator 16, heat the solution entering the third generator to release the refrigerant steam and supply the refrigerant steam to the second condenser 5, and the concentrated solution in the third generator 16 enters the absorber 3 through the second solution heat exchanger 12; the refrigerant steam flowing through the third generator 16 releases heat to form refrigerant liquid, the refrigerant liquid flows through the heat supply device 21 and the generator 1 and gradually releases heat, and then enters the evaporator 6 through the throttling of the second throttling valve 20 to form a fourth type of heat-driven compression-absorption heat pump.
The fourth type of thermally driven compression-absorption heat pump shown in fig. 6 is implemented as follows:
(1) structurally, in the fourth type of heat-driven compression-absorption heat pump shown in fig. 1, a third generator, a second throttle valve, a second solution pump, a third solution heat exchanger and a heat supply device are added, a concentrated solution pipeline of the generator 1 is communicated with the second generator 2 through a solution pump 10, a solution heat exchanger 11 and a second solution heat exchanger 12, and is adjusted to be communicated with the third generator 16 through the solution pump 10, the solution heat exchanger 11 and the second solution heat exchanger 12, a concentrated solution pipeline of the third generator 16 is communicated with the second generator 2 through a second solution pump 18 and a third solution heat exchanger 19, a concentrated solution pipeline of the second generator 2 is communicated with the absorber 3 through the second solution heat exchanger 12, and is adjusted to be communicated with the second generator 2 through a concentrated solution pipeline of the second generator 2 through a third solution heat exchanger 19 and a second solution heat exchanger 12 and is communicated with the absorber 3, after the second generator 2 is communicated with the second condenser 5 through the refrigerant steam channel, the third generator 16 is communicated with the evaporator 6 through the heat supplier 21, the generator 1 and the second throttle valve 20, the third generator 16 is also communicated with the second condenser 5 through the refrigerant steam channel, and the heat supplier 21 is also communicated with the outside through the heated medium channel.
(2) In the process, refrigerant steam generated by the second generator 2 is provided for the third generator 16 to be used as a driving heat medium, concentrated solution in the generator 1 enters the third generator 16 through the solution pump 10, the solution heat exchanger 11 and the second solution heat exchanger 12, the refrigerant steam flows through the third generator 16, heats the solution entering the third generator to release the refrigerant steam and is provided for the second condenser 5, concentrated solution in the third generator 16 enters the second generator 2 through the second solution pump 18 and the third solution heat exchanger 19, and concentrated solution in the second generator 2 enters the absorber 3 through the third solution heat exchanger 19 and the second solution heat exchanger 12; the refrigerant steam flowing through the third generator 16 releases heat to form refrigerant liquid, the refrigerant liquid flows through the heat supply device 21 and the generator 1 and gradually releases heat, and then enters the evaporator 6 through the throttling of the second throttling valve 20 to form a fourth type of heat-driven compression-absorption heat pump.
The fourth type of thermally driven compression-absorption heat pump shown in fig. 7 is implemented as follows:
(1) structurally, in the fourth type of thermally driven compression-absorption heat pump shown in FIG. 3, a fourth generator, a second throttling valve, a third solution pump, a fourth solution heat exchanger and a heat supply device are additionally arranged, a dilute solution pipeline is additionally arranged on a second absorber 17 and is communicated with a fourth generator 22 through a third solution pump 23 and a fourth solution heat exchanger 24, the fourth generator 22 is also communicated with a third generator 16 through a fourth solution heat exchanger 24, a second generator 2 is communicated with a second condenser 5 through a refrigerant steam channel, the second generator 2 is adjusted to be communicated with the fourth generator 22 through the refrigerant steam channel, then the fourth generator 22 is communicated with an evaporator 6 through a heat supply device 21, a generator 1 and a second throttling valve 20, the fourth generator 22 is also communicated with the second condenser 5 through a steam channel, and the heat supply device 21 is also communicated with the outside through a heated medium channel.
(2) In the process, refrigerant steam generated by the second generator 2 is provided to the fourth generator 22 as a driving heat medium, part of the dilute solution in the second absorber 17 enters the fourth generator 22 through the third solution pump 23 and the fourth solution heat exchanger 24, the refrigerant steam flows through the fourth generator 22, heats the solution entering the fourth generator 22 to release the refrigerant steam and is provided for the second condenser 5, and the concentrated solution in the fourth generator 22 enters the third generator 16 through the fourth solution heat exchanger 24; the refrigerant steam flowing through the fourth generator 22 releases heat to form refrigerant liquid, the refrigerant liquid flows through the heat supply device 21 and the generator 1 and gradually releases heat, and then enters the evaporator 6 through the throttling of the second throttling valve 20 to form a fourth type of heat-driven compression-absorption heat pump.
The fourth type of thermally driven compression-absorption heat pump shown in fig. 8 is implemented as follows:
(1) structurally, in the fourth type of thermally driven compression-absorption heat pump shown in fig. 3, a fourth generator, a second throttle valve, a fourth solution heat exchanger and a heat supply device are added, a dilute solution pipeline of the second absorber 17 is communicated with the second generator 2 through the second solution pump 18 and the third solution heat exchanger 19, the dilute solution pipeline of the second absorber 17 is adjusted to be communicated with the second generator 2 through the second solution pump 18, the third solution heat exchanger 19 and the fourth solution heat exchanger 24, a concentrated solution pipeline of the second generator 2 is communicated with the third generator 16 through the third solution heat exchanger 19, a concentrated solution pipeline of the second generator 2 is adjusted to be communicated with the fourth generator 22 through the fourth solution heat exchanger 24, a concentrated solution pipeline of the fourth generator 22 is further communicated with the third generator 16 through the third solution heat exchanger 19, a refrigerant vapor channel of the second generator 2 is adjusted to be communicated with the second condenser 5 through a refrigerant vapor channel of the second generator 2 and a second vapor channel After the four generators 22 are communicated, a refrigerant liquid pipeline of the fourth generator 22 is communicated with the evaporator 6 through a heat supplier 21, the generator 1 and a second throttle valve 20, the fourth generator 22 is also communicated with a refrigerant steam channel and a second condenser 5, the heat supplier 21 is also communicated with the outside through a heated medium channel, and the fourth generator 22 is also communicated with the outside through a high-temperature heat medium channel.
(2) In the process, the high-temperature heat medium and the refrigerant steam generated by the second generator 2 are supplied to the fourth generator 22 as the driving heat medium, the dilute solution of the second absorber 17 enters the second generator 2 through the second solution pump 18, the third solution heat exchanger 19 and the fourth solution heat exchanger 24, the concentrated solution of the second generator 2 enters the fourth generator 22 through the fourth solution heat exchanger 24, the refrigerant steam and the high-temperature heat medium respectively flow through the fourth generator 22, heat the solution entering the fourth generator 22 to release the refrigerant steam and supply the refrigerant steam to the second condenser 5, and the concentrated solution of the fourth generator 22 enters the third generator 16 through the third solution heat exchanger 19; the refrigerant steam flowing through the fourth generator 22 releases heat to form refrigerant liquid, the refrigerant liquid flows through the heat supply device 21 and the generator 1 in sequence and releases heat gradually, and then enters the evaporator 6 through throttling of the second throttling valve 20 to form a fourth type of heat-driven compression-absorption heat pump.
The fourth type of thermally driven compression-absorption heat pump shown in fig. 9 is implemented by:
(1) structurally, in the fourth type of thermally driven compression-absorption heat pump shown in fig. 3, a throttle valve is eliminated, a generator 1 is communicated with an evaporator 6 through a refrigerant liquid pipeline 7 and adjusted to be the generator 1 is communicated with the evaporator 6 through the refrigerant liquid pipeline, a fourth generator, a third solution pump, a fourth solution heat exchanger and a heat supply device are added, a second absorber 17 is communicated with a second generator 2 through a second solution pump 18 and a third solution heat exchanger 19 and adjusted to be the second absorber 17 is communicated with the fourth generator 22 through the second solution pump 18 and the third solution heat exchanger 19, a fourth generator 22 is communicated with the second generator 2 through a third solution pump 23 and a fourth solution heat exchanger 24 through a concentrated solution pipeline, the second generator 2 is communicated with the third generator 16 through the third solution heat exchanger 19 and adjusted to be the second generator 2 is communicated with a concentrated solution pipeline through a fourth solution heat exchanger 24 and a third solution heat exchanger 24 through a concentrated solution heat exchanger 19 The liquid heat exchanger 19 is communicated with the third generator 16, the second generator 2 is communicated with the second condenser 5 through a refrigerant steam channel, after the second generator 2 is communicated with the fourth generator 22 through the refrigerant steam channel, the fourth generator 22 is communicated with the evaporator 6 through the heat supplier 21 and the generator 1, the fourth generator 22 is also communicated with the second condenser 5 through the refrigerant steam channel, and the heat supplier 21 is also communicated with the outside through a heated medium channel.
(2) In the process, the refrigerant steam generated by the second generator 2 is provided to the fourth generator 22 as a driving heat medium, the dilute solution of the second absorber 17 enters the fourth generator 22 through the second solution pump 18 and the third solution heat exchanger 19, the refrigerant steam flows through the fourth generator 22, heats the solution entering the fourth generator 22 to release the refrigerant steam and is provided for the second condenser 5, the concentrated solution of the fourth generator 22 enters the second generator 2 through the third solution pump 23 and the fourth solution heat exchanger 24, and the concentrated solution of the second generator 2 enters the third generator 16 through the fourth solution heat exchanger 24 and the third solution heat exchanger 19; the refrigerant steam flowing through the fourth generator 22 releases heat to form refrigerant liquid, and the refrigerant liquid flows through the heat supply device 21 and the generator 1 in sequence and gradually releases heat, and then enters the evaporator 6 to form a fourth type of heat-driven compression-absorption heat pump.
The fourth type of thermally driven compression-absorption heat pump shown in fig. 10 is implemented as follows:
(1) structurally, in the fourth type of thermally driven compression-absorption heat pump shown in fig. 1, a third generator, a second absorber, a second solution pump and a third solution heat exchanger are added, a concentrated solution pipeline of the generator 1 is communicated with the second generator 2 through a solution pump 10, a solution heat exchanger 11 and a second solution heat exchanger 12, the generator 1 is adjusted to be communicated with a concentrated solution pipeline through the solution heat exchanger 11 and the second absorber 17, a diluted solution pipeline of the second absorber 17 is communicated with the second generator 2 through the solution pump 10 and the second solution heat exchanger 12, a concentrated solution pipeline of the second generator 2 is communicated with the absorber 3 through the second solution heat exchanger 12 and the second solution heat exchanger 12, the second generator 2 is adjusted to be communicated with the absorber 3 through the concentrated solution pipeline of the second generator 2 through the second solution heat exchanger 12 and the third generator 16, a concentrated solution pipeline of the third generator 16 is communicated with the absorber 3 through the second solution pump 18 and the third solution heat exchanger 19, the absorber 3 is communicated with the generator 1 through a solution heat exchanger 11 by a dilute solution pipeline, the absorber 3 is communicated with the generator 1 through a third solution heat exchanger 19 and the solution heat exchanger 11 by a dilute solution pipeline, the second condenser 5 is communicated with the evaporator 6 through the generator 1 and a throttle valve 7 by a refrigerant liquid pipeline, the second condenser 5 is communicated with the evaporator 6 through the generator 1, a third generator 16 and the throttle valve 7 by a refrigerant liquid pipeline, the third generator 16 is also communicated with a second absorber 17 by a refrigerant vapor channel, and the second absorber 17 is also communicated with the outside by a cooling medium channel.
(2) In the process, the concentrated solution in the generator 1 enters the second absorber 17 through the solution heat exchanger 11, absorbs refrigerant vapor and releases heat to the cooling medium, and the dilute solution in the second absorber 17 enters the second generator 2 through the solution pump 10 and the second solution heat exchanger 12; the concentrated solution of the second generator 2 enters a third generator 16 through a second solution heat exchanger 12, absorbs heat to release refrigerant vapor and is provided for a second absorber 17, the concentrated solution of the third generator 16 enters an absorber 3 through a second solution pump 18 and a third solution heat exchanger 19, and the dilute solution of the absorber 3 enters the generator 1 through the third solution heat exchanger 19 and a solution heat exchanger 11; part of refrigerant liquid of the second condenser 5 sequentially flows through the generator 1 and the third generator 16 and gradually releases heat, and then enters the evaporator 6 through the throttling valve 7 for throttling and pressure reduction to form a fourth type of heat-driven compression-absorption heat pump.
The fourth type of thermally driven compression-absorption heat pump shown in fig. 11 is implemented as follows:
(1) structurally, in the fourth type of heat-driven compression-absorption heat pump shown in fig. 10, a throttle valve is eliminated, a third generator 16 is communicated with an evaporator 6 through a refrigerant liquid pipeline 7 and adjusted to be that the third generator 16 is communicated with the evaporator 6 through the refrigerant liquid pipeline, a fourth generator, a third solution pump, a fourth solution heat exchanger and a heat supply device are added, a second absorber 17 is additionally provided with a dilute solution pipeline which is communicated with the fourth generator 22 through a third solution pump 23 and a fourth solution heat exchanger 24, the fourth generator 22 is also communicated with the third generator 16 through the fourth solution heat exchanger 24, a second generator 2 is communicated with a second condenser 5 through a refrigerant vapor channel, the second generator 2 is adjusted to be that the second generator 2 is communicated with the fourth generator 22 through the refrigerant vapor channel, and then the fourth generator 22 is further communicated with the evaporator 6 through the heat supply device 21, the generator 1 and the third generator 16, the fourth generator 22 also has a refrigerant vapor passage communicating with the second condenser 5, and the heater 21 also has a heated medium passage communicating with the outside.
(2) In the process, refrigerant steam generated by the second generator 2 is provided to the fourth generator 22 as a driving heat medium, part of the dilute solution in the second absorber 17 enters the fourth generator 22 through the third solution pump 23 and the fourth solution heat exchanger 24, the refrigerant steam flows through the fourth generator 22, heats the solution entering the fourth generator 22 to release the refrigerant steam and is provided for the second condenser 5, and the concentrated solution in the fourth generator 22 enters the third generator 16 through the fourth solution heat exchanger 24; the refrigerant steam flowing through the fourth generator 22 releases heat to form refrigerant liquid, and the refrigerant liquid flows through the heat supply device 21, the generator 1 and the third generator 16 in sequence and gradually releases heat, and then enters the evaporator 6 to form a fourth type of heat-driven compression-absorption heat pump.
The fourth type of thermally driven compression-absorption heat pump shown in fig. 12 is implemented by:
(1) structurally, in the fourth type of thermally driven compression-absorption heat pump shown in fig. 10, a throttle valve is eliminated, a third generator 16 is communicated with an evaporator 6 through a refrigerant liquid pipeline 7 and adjusted to be the third generator 16 is communicated with the evaporator 6 through the refrigerant liquid pipeline, a fourth generator, a fourth solution heat exchanger and a heat supply device are added, a second absorber 17 with a dilute solution pipeline is communicated with a second generator 2 through a solution pump 10 and a second solution heat exchanger 12 and adjusted to be the second absorber 17 with a dilute solution pipeline communicated with the second generator 2 through the solution pump 10, the second solution heat exchanger 12 and a fourth solution heat exchanger 24, a second generator 2 with a concentrated solution pipeline communicated with the third generator 16 through the second solution heat exchanger 12 and adjusted to be the second generator 2 with a concentrated solution pipeline communicated with a fourth generator 22 through the fourth solution heat exchanger 24, the fourth generator 22 is communicated with the third generator 16 through the second solution heat exchanger 12, the second generator 2 is communicated with the second condenser 5 through a refrigerant steam channel, after the second generator 2 is communicated with the fourth generator 22 through the refrigerant steam channel, the fourth generator 22 is communicated with the evaporator 6 through the heat supplier 21, the generator 1 and the third generator 16, the fourth generator 22 is also communicated with the second condenser 5 through the refrigerant steam channel, and the heat supplier 21 is also communicated with the outside through a heated medium channel.
(2) In the process, the refrigerant steam generated by the second generator 2 is provided to the fourth generator 22 as a driving heat medium, the dilute solution of the second absorber 17 enters the second generator 2 through the solution pump 10, the second solution heat exchanger 12 and the fourth solution heat exchanger 24, the concentrated solution of the second generator 2 enters the fourth generator 22 through the fourth solution heat exchanger 24, the refrigerant steam flows through the fourth generator 22, heats the solution entering the fourth generator to release the refrigerant steam and provide the refrigerant steam to the second condenser 5, and the concentrated solution of the fourth generator 22 enters the third generator 16 through the second solution heat exchanger 12; the refrigerant steam flowing through the fourth generator 22 releases heat to form refrigerant liquid, and the refrigerant liquid flows through the heat supply device 21, the generator 1 and the third generator 16 in sequence and gradually releases heat, and then enters the evaporator 6 to form a fourth type of heat-driven compression-absorption heat pump.
The fourth type of thermally driven compression-absorption heat pump shown in fig. 13 is implemented by:
(1) structurally, in the fourth type of thermally driven compression-absorption heat pump shown in fig. 10, a throttle valve is eliminated, a refrigerant liquid pipeline of a third generator 16 is communicated with an evaporator 6 through a throttle valve 7 and adjusted to be the refrigerant liquid pipeline of the third generator 16 communicated with the evaporator 6, a fourth generator, a third solution pump, a fourth solution heat exchanger and a heat supply device are added, a dilute solution pipeline of a second absorber 17 is communicated with a second generator 2 through a solution pump 10 and a second solution heat exchanger 12 and adjusted to be the dilute solution pipeline of the second absorber 17 is communicated with a fourth generator 22 through the solution pump 10 and the second solution heat exchanger 12, a concentrated solution pipeline of the fourth generator 22 is communicated with a second generator 2 through a third solution pump 23 and a fourth solution heat exchanger 24, a concentrated solution pipeline of the second generator 2 is communicated with the third generator 16 through the second solution heat exchanger 12 and adjusted to be the concentrated solution pipeline of the second generator 2 through a fourth solution heat exchanger 24 and a second solution heat exchanger 24 The liquid heat exchanger 12 is communicated with the third generator 16, the second generator 2 is communicated with the second condenser 5 through a refrigerant steam channel, after the second generator 2 is communicated with the fourth generator 22 through the refrigerant steam channel, the fourth generator 22 is communicated with the evaporator 6 through the heat supplier 21, the generator 1 and the third generator 16, the fourth generator 22 is also communicated with the second condenser 5 through the refrigerant steam channel, and the heat supplier 21 is also communicated with the outside through a heated medium channel.
(2) In the process, the refrigerant steam generated by the second generator 2 is provided to the fourth generator 22 as a driving heat medium, the dilute solution of the second absorber 17 enters the fourth generator 22 through the solution pump 10 and the second solution heat exchanger 12, the refrigerant steam flows through the fourth generator 22, heats the solution entering the fourth generator 22, releases the refrigerant steam and provides the refrigerant steam to the second condenser 5, the concentrated solution of the fourth generator 22 enters the second generator 2 through the third solution pump 23 and the fourth solution heat exchanger 24, and the concentrated solution of the second generator 2 enters the third generator 16 through the fourth solution heat exchanger 24 and the second solution heat exchanger 12; the refrigerant steam flowing through the fourth generator 22 releases heat to form refrigerant liquid, and the refrigerant liquid flows through the heat supply device 21, the generator 1 and the third generator 16 in sequence and gradually releases heat, and then enters the evaporator 6 to form a fourth type of heat-driven compression-absorption heat pump.
The fourth type of thermally driven compression-absorption heat pump shown in fig. 14 is implemented by:
(1) structurally, in the fourth type of thermally driven compression-absorption heat pump shown in fig. 3, a fourth generator, a third absorber, a third solution pump and a fourth solution heat exchanger are added, the generator 1 is adjusted to have a concentrated solution pipeline communicated with the second absorber 17 through the solution pump 10, the solution heat exchanger 11 and the second solution heat exchanger 12, the generator 1 has a concentrated solution pipeline communicated with the third absorber 25 through the solution heat exchanger 11, the third absorber 25 has a diluted solution pipeline communicated with the second absorber 17 through the solution pump 10 and the second solution heat exchanger 12, the third generator 16 has a concentrated solution pipeline communicated with the absorber 3 through the second solution heat exchanger 12, the third generator 16 has a concentrated solution pipeline communicated with the fourth generator 22 through the second solution heat exchanger 12, and the fourth generator 22 has a concentrated solution pipeline communicated with the absorber 3 through the third solution pump 23 and the fourth solution heat exchanger 24, the absorber 3 is communicated with the generator 1 through the solution heat exchanger 11 by a dilute solution pipeline, the absorber 3 is communicated with the generator 1 through the fourth solution heat exchanger 24 and the solution heat exchanger 11 by a dilute solution pipeline, the second condenser 5 is communicated with the evaporator 6 through the generator 1 and the throttle valve 7 by a refrigerant liquid pipeline, the second condenser 5 is communicated with the evaporator 6 through the generator 1, the fourth generator 22 and the throttle valve 7 by a refrigerant liquid pipeline, the fourth generator 22 is also communicated with the third absorber 25 by a refrigerant vapor channel, and the third absorber 25 is also communicated with the outside by a cooling medium channel.
(2) In the flow, the strong solution in the generator 1 enters the third absorber 25 through the solution heat exchanger 11, absorbs the refrigerant vapor and releases heat to the cooling medium, and the weak solution in the third absorber 25 enters the second absorber 17 through the solution pump 10 and the second solution heat exchanger 12; the concentrated solution of the third generator 16 enters a fourth generator 22 through a second solution heat exchanger 12, absorbs heat to release refrigerant vapor and is provided for a third absorber 25, the concentrated solution of the fourth generator 22 enters an absorber 3 through a third solution pump 23 and a fourth solution heat exchanger 24, and the dilute solution of the absorber 3 enters the generator 1 through the fourth solution heat exchanger 24 and a solution heat exchanger 11; part of the refrigerant liquid of the second condenser 5 flows through the generator 1 and the fourth generator 22 in sequence and releases heat gradually, then flows through the throttle valve 7 to throttle and reduce pressure, and enters the evaporator 6 to form a fourth type of heat-driven compression-absorption heat pump.
The fourth type of thermally driven compression-absorption heat pump shown in fig. 15 is realized by:
(1) structurally, in a fourth type of thermally-driven compression-absorption heat pump shown in fig. 1, a third generator, a second absorber, a second solution pump and a third solution heat exchanger are added, a refrigerant vapor passage of the second generator 2 is communicated with the second condenser 5 and adjusted to be communicated with the second absorber 17, a dilute solution pipeline of the second absorber 17 is communicated with the third generator 16 through a second solution pump 18 and a third solution heat exchanger 19, a concentrated solution pipeline of the third generator 16 is communicated with the second absorber 17 through a third solution heat exchanger 19, a refrigerant vapor passage of the third generator 16 is communicated with the second condenser 5, a high-temperature heat medium passage of the third generator 16 is communicated with the outside, and a heated medium passage of the second absorber 17 is communicated with the outside.
(2) In the process, refrigerant steam generated by the second generator 2 enters the second absorber 17, dilute solution of the second absorber 17 enters the third generator 16 through the second solution pump 18 and the third solution heat exchanger 19, a high-temperature heat medium flows through the third generator 16, heats the solution entering the third generator 16 to release the refrigerant steam and provide the refrigerant steam to the second condenser 5, and concentrated solution of the third generator 16 enters the second absorber 17 through the third solution heat exchanger 19, absorbs the refrigerant steam and releases heat to a heated medium to form a fourth type of heat-driven compression-absorption heat pump.
The fourth type of thermally driven compression-absorption heat pump proposed by the present invention has 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, the performance index is variable and corresponds to the change of thermodynamic parameters, 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) Has wide application range for refrigerant medium and solution.
(6) The effective utilization of high-temperature heat energy is realized, the conflict between the parameters of the high-temperature heat medium and the performance of the solution is avoided, and the defects of the absorption heat pump technology are overcome.
(7) The effective utilization of low-temperature heat energy is realized, the conflict between the parameters of the low-temperature heat medium and the performance of the solution is avoided, and the defects of the absorption heat pump technology are overcome.
(8) Compared with a heat-driven compression heat pump, the flow of the absorption heat pump is adopted to complete refrigerant steam pressure rise, moving parts are reduced, equipment safety is improved, and adverse effects on the environment are reduced.
(9) 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.
(10) The heat pump technology is expanded, the types of the compression-absorption heat pump are enriched, and the high-efficiency utilization of heat energy is favorably realized.

Claims (26)

1. The fourth type of thermally driven compression-absorption heat pump mainly comprises a generator, a second generator, an absorber, a condenser, a second condenser, an evaporator, a throttle valve, a refrigerant liquid pump, a second refrigerant liquid pump, a solution heat exchanger, a second solution heat exchanger, a high-temperature heat exchanger, an expander and a compressor; the generator (1) is provided with a concentrated solution pipeline which is communicated with the second generator (2) through a solution pump (10), a solution heat exchanger (11) and a second solution heat exchanger (12), the second generator (2) is also provided with a concentrated solution pipeline which is communicated with the absorber (3) through the second solution heat exchanger (12), the absorber (3) is also provided with a dilute solution pipeline which is communicated with the generator (1) through the solution heat exchanger (11), the generator (1) is also provided with a refrigerant steam channel which is communicated with the condenser (4), the condenser (4) is also provided with a refrigerant liquid pipeline which is communicated with the evaporator (6) through a refrigerant liquid pump (8), the second generator (2) is also provided with a refrigerant steam channel which is communicated with the second condenser (5), the second condenser (5) is also provided with a refrigerant liquid pipeline which is communicated with the evaporator (6) through the generator (1) and a throttle valve (7), the second condenser (5) is also provided with a refrigerant liquid pipeline which is communicated with the high-temperature heat exchanger (13) through a second refrigerant liquid pump ( The evaporator (13) is further provided with a refrigerant steam channel communicated with the expander (14), the expander (14) is also provided with a refrigerant steam channel communicated with the absorber (3) or the condenser (4), the evaporator (6) is also provided with a refrigerant steam channel communicated with the compressor (15), the compressor (15) is also provided with a refrigerant steam channel communicated with the absorber (3), the second generator (2) and the high-temperature heat exchanger (13) are also respectively provided with a high-temperature heat medium channel communicated with the outside, the absorber (3) and the second condenser (5) are also respectively provided with a heated medium channel communicated with the outside, the evaporator (6) is also provided with a low-temperature heat medium channel communicated with the outside, the condenser (4) is also provided with a cooling medium channel communicated with the outside, and the expander (14) is connected with the compressor (15) and transmits power to form a fourth type of heat-driven compression-absorption heat pump; wherein, the expander (14) is connected with the compressor (15), the refrigerant liquid pump (8), the second refrigerant liquid pump (9) and the solution pump (10) and transmits power.
2. A fourth type of heat-driven compression-absorption heat pump is characterized in that a third generator, a second absorber, a second solution pump and a third solution heat exchanger are added in the fourth type of heat-driven compression-absorption heat pump as claimed in claim 1, a generator (1) is provided with a concentrated solution pipeline which is communicated with a second generator (2) through a solution pump (10), a solution heat exchanger (11) and a second solution heat exchanger (12), the generator (1) is provided with a concentrated solution pipeline which is communicated with the second absorber (17) through the solution pump (10), the solution heat exchanger (11) and the second solution heat exchanger (12), the second absorber (17) is further provided with a dilute solution pipeline which is communicated with the second generator (2) through a second solution pump (18) and a third solution heat exchanger (19), the second generator (2) is provided with a concentrated solution pipeline which is communicated with the absorber (3) through the second solution heat exchanger (12), and the second generator (2) is adjusted to be provided with a concentrated solution pipeline which is communicated with the absorber (3) through the third solution heat exchanger (12) The solution heat exchanger (19) is communicated with a third generator (16), a concentrated solution pipeline of the third generator (16) is communicated with the absorber (3) through a second solution heat exchanger (12), a refrigerant steam channel of the third generator (16) is communicated with a second absorber (17), a high-temperature heat medium channel of the third generator (16) is communicated with the outside, a heated medium channel of the second absorber (17) is communicated with the outside, and a fourth type of heat-driven compression-absorption heat pump is formed.
3. A fourth type of heat-driven compression-absorption heat pump, which is the fourth type of heat-driven compression-absorption heat pump as claimed in any one of claims 1-2, wherein a throttle valve is eliminated, and a refrigerant liquid pipeline of the second condenser (5) is communicated with the evaporator (6) through the generator (1) and the throttle valve (7) and is adjusted to be communicated with the evaporator (6) through the generator (1) and the refrigerant liquid pipeline of the second condenser (5), so as to form the fourth type of heat-driven compression-absorption heat pump.
4. A fourth type of heat-driven compression-absorption heat pump is characterized in that a third generator, a second throttle valve, a second solution pump, a third solution heat exchanger and a heat supply device are added in the fourth type of heat-driven compression-absorption heat pump as claimed in claim 1, a concentrated solution pipeline is additionally arranged on the generator (1) and is communicated with a third generator (16) through a second solution pump (18), a solution heat exchanger (11) and a third solution heat exchanger (19), the third generator (16) is also communicated with an absorber (3) through the third solution heat exchanger (19), a refrigerant steam channel of the second generator (2) is communicated with a second condenser (5) and is adjusted to be communicated with the second generator (2) through a refrigerant steam channel and the third generator (16), and then a refrigerant liquid pipeline of the third generator (16) is communicated with an evaporator (6) through the heat supply device (21), the generator (1) and the second throttle valve (20), the third generator (16) is also provided with a refrigerant steam channel communicated with the second condenser (5), and the heat supply device (21) is also provided with a heated medium channel communicated with the outside to form a fourth type of heat-driven compression-absorption heat pump.
5. A fourth type of heat-driven compression-absorption heat pump is characterized in that a third generator, a second throttle valve, a third solution heat exchanger and a heat supplier are added in the fourth type of heat-driven compression-absorption heat pump as claimed in claim 1, wherein the generator (1) is provided with a concentrated solution pipeline which is communicated with the second generator (2) through a solution pump (10), a solution heat exchanger (11) and a second solution heat exchanger (12), the generator (1) is provided with a concentrated solution pipeline which is communicated with the second generator (2) through the solution pump (10), the solution heat exchanger (11), the second solution heat exchanger (12) and the third solution heat exchanger (19), the second generator (2) is provided with a concentrated solution pipeline which is communicated with the absorber (3) through the second solution heat exchanger (12) and is adjusted to be provided with a concentrated solution pipeline which is communicated with the third generator (16) through the third solution heat exchanger (19), the third generator (16) is communicated with the absorber (3) through a concentrated solution pipeline by a second solution heat exchanger (12), the second generator (2) is communicated with the second condenser (5) and adjusted to be that the second generator (2) is communicated with the third generator (16) through a refrigerant steam channel, then the third generator (16) is communicated with the evaporator (6) through a heat supply device (21), the generator (1) and a second throttle valve (20), the third generator (16) is also communicated with the second condenser (5) through a refrigerant steam channel, and the heat supply device (21) is also communicated with the outside through a heated medium channel to form a fourth type of heat-driven compression-absorption heat pump.
6. A fourth type of heat-driven compression-absorption heat pump is characterized in that a third generator, a second throttle valve, a second solution pump, a third solution heat exchanger and a heat supply device are added in the fourth type of heat-driven compression-absorption heat pump as claimed in claim 1, a concentrated solution pipeline of the generator (1) is communicated with the second generator (2) through a solution pump (10), a solution heat exchanger (11) and a second solution heat exchanger (12) and is adjusted to be communicated with the generator (1) through the concentrated solution pipeline through the solution pump (10), the solution heat exchanger (11) and the second solution heat exchanger (12) and is communicated with the third generator (16), a concentrated solution pipeline of the third generator (16) is communicated with the second generator (2) through a second solution pump (18) and a third solution heat exchanger (19), and a concentrated solution pipeline of the second generator (2) is communicated with the absorber (3) through the second solution heat exchanger (12) and is adjusted to be communicated with the concentrated solution pipe of the second generator (2) The path is communicated with an absorber (3) through a third solution heat exchanger (19) and a second solution heat exchanger (12), the second generator (2) is communicated with a second condenser (5) and adjusted to be that the second generator (2) is communicated with a third generator (16) through a refrigerant steam channel, then the third generator (16) is communicated with an evaporator (6) through a heat supplier (21), a generator (1) and a second throttle valve (20) through a refrigerant steam channel, the third generator (16) is also communicated with the second condenser (5) through the refrigerant steam channel, the heat supplier (21) is also communicated with the outside through a heated medium channel, and a fourth type heat-driven compression-absorption heat pump is formed.
7. A fourth type of heat-driven compression-absorption heat pump, which is characterized in that a fourth generator, a second throttle valve, a third solution pump, a fourth solution heat exchanger and a heat supply device are added in the fourth type of heat-driven compression-absorption heat pump as claimed in claim 2, a dilute solution pipeline is additionally arranged on a second absorber (17) and is communicated with the fourth generator (22) through a third solution pump (23) and a fourth solution heat exchanger (24), the fourth generator (22) is also communicated with the third generator (16) through the fourth solution heat exchanger (24), a refrigerant steam channel of the second generator (2) is communicated with a second condenser (5) and is adjusted to be communicated with the fourth generator (22) through a refrigerant steam channel of the second generator (2), and then a refrigerant liquid pipeline of the fourth generator (22) is communicated with the evaporator (6) through the heat supply device (21), the generator (1) and the second throttle valve (20), the fourth generator (22) is also provided with a refrigerant steam channel communicated with the second condenser (5), and the heat supply device (21) is also provided with a heated medium channel communicated with the outside to form a fourth type of heat-driven compression-absorption heat pump.
8. A fourth type of heat-driven compression-absorption heat pump, which is characterized in that a fourth generator, a second throttle valve, a fourth solution heat exchanger and a heat supplier are added in the fourth type of heat-driven compression-absorption heat pump as claimed in claim 2, a dilute solution pipeline of a second absorber (17) is communicated with the second generator (2) through a second solution pump (18) and a third solution heat exchanger (19) and is adjusted to be communicated with the second generator (2) through the second solution pump (18), the third solution heat exchanger (19) and the fourth solution heat exchanger (24), a dilute solution pipeline of the second absorber (17) is communicated with the second generator (2) through the second solution pump (18), the third solution heat exchanger (19) and the fourth solution heat exchanger (24), a concentrated solution pipeline of the second generator (2) is communicated with the third generator (16) through the third solution heat exchanger (19) and is adjusted to be communicated with the second generator (2) through the fourth solution heat exchanger (24) and is communicated with the fourth generator (22), the fourth generator (22) is communicated with the third generator (16) through a concentrated solution pipeline through a third solution heat exchanger (19), the second generator (2) is communicated with the second condenser (5) through a refrigerant steam channel, the fourth generator (22) is communicated with the fourth generator (22) through a refrigerant steam channel after the second generator (2) is communicated with the fourth generator (22) through a heat supply device (21), the generator (1) and a second throttle valve (20), the fourth generator (22) is also communicated with the second condenser (5) through a refrigerant steam channel, the heat supply device (21) is also communicated with the outside through a heated medium channel, and a fourth type of heat-driven compression-absorption heat pump is formed.
9. A fourth type of heat-driven compression-absorption heat pump, which is the fourth type of heat-driven compression-absorption heat pump as claimed in claim 2, wherein a fourth generator, a second throttle valve, a third solution pump, a fourth solution heat exchanger and a heat supply device are added, a dilute solution pipeline of a second absorber (17) is communicated with the second generator (2) through a second solution pump (18) and a third solution heat exchanger (19) and is adjusted to be communicated with the second generator (17) through the second solution pump (18) and the third solution heat exchanger (19), a dilute solution pipeline of the second absorber (17) is communicated with the fourth generator (22) through the second solution pump (18) and the third solution heat exchanger (19), a concentrated solution pipeline of the fourth generator (22) is communicated with the second generator (2) through the third solution pump (23) and the fourth solution heat exchanger (24), a concentrated solution pipeline of the second generator (2) is communicated with the third generator (16) through the third solution heat exchanger (19) and is adjusted to be communicated with the second generator (2) through the fourth solution heat exchanger (16) (24) And the third solution heat exchanger (19) is communicated with the third generator (16), the second generator (2) is communicated with the second condenser (5) through a refrigerant steam channel, after the second generator (2) is communicated with the fourth generator (22) through the refrigerant steam channel, the fourth generator (22) is communicated with the evaporator (6) through a heat supplier (21), the generator (1) and a second throttle valve (20), the fourth generator (22) is also communicated with the second condenser (5) through the refrigerant steam channel, and the heat supplier (21) is also communicated with the outside through a heated medium channel to form a fourth type of heat-driven compression-absorption heat pump.
10. The fourth type of heat-driven compression-absorption heat pump is any one of the fourth type of heat-driven compression-absorption heat pumps in claims 4 to 6, and the third generator (16) is additionally provided with a high-temperature heat medium channel communicated with the outside to form the fourth type of heat-driven compression-absorption heat pump.
11. The fourth type of heat-driven compression-absorption heat pump is any one of the fourth type of heat-driven compression-absorption heat pumps in claims 7 to 9, and the fourth generator (22) is additionally provided with a high-temperature heat medium channel communicated with the outside to form the fourth type of heat-driven compression-absorption heat pump.
12. A fourth type of heat-driven compression-absorption heat pump, which is the fourth type of heat-driven compression-absorption heat pump described in any one of claims 4 to 11, wherein a throttle valve and a second throttle valve are eliminated, a generator (1) is communicated with an evaporator (6) through a throttle valve (7) and adjusted such that the generator (1) is communicated with the evaporator (6) through a refrigerant liquid pipeline, and the generator (1) is communicated with the evaporator (6) through a second throttle valve (20) and adjusted such that the generator (1) is communicated with the evaporator (6) through a refrigerant liquid pipeline, thereby forming the fourth type of heat-driven compression-absorption heat pump.
13. A fourth type of heat-driven compression-absorption heat pump is characterized in that a third generator, a second absorber, a second solution pump and a third solution heat exchanger are added in the fourth type of heat-driven compression-absorption heat pump as claimed in claim 1, a concentrated solution pipeline of the generator (1) is communicated with the second generator (2) through a solution pump (10), a solution heat exchanger (11) and a second solution heat exchanger (12) and is adjusted to be communicated with the second generator (2), a concentrated solution pipeline of the generator (1) is communicated with the second absorber (17) through the solution heat exchanger (11), a dilute solution pipeline of the second absorber (17) is communicated with the second generator (2) through the solution pump (10) and the second solution heat exchanger (12), a concentrated solution pipeline of the second generator (2) is communicated with the absorber (3) through the second solution heat exchanger (12) and is adjusted to be communicated with the third generator (16) through the second solution heat exchanger (12), the third generator (16) is communicated with the absorber (3) through a concentrated solution pipeline by a second solution pump (18) and a third solution heat exchanger (19), the absorber (3) is communicated with the generator (1) through a solution heat exchanger (11) and is adjusted to be communicated with the generator (1) through a dilute solution pipeline by the absorber (3) through the third solution heat exchanger (19) and the solution heat exchanger (11), the second condenser (5) is communicated with the evaporator (6) through the generator (1) and a throttle valve (7) and is adjusted to be communicated with the evaporator (6) through the second condenser (5) is communicated with the evaporator (6) through the generator (1), the third generator (16) and the throttle valve (7), the third generator (16) is also provided with a refrigerant steam channel which is communicated with the second absorber (17), the second absorber (17) is also provided with a cooling medium channel which is communicated with the outside, forming a fourth type of heat-driven compression-absorption heat pump.
14. A fourth type of heat-driven compression-absorption heat pump, which is the fourth type of heat-driven compression-absorption heat pump as claimed in claim 13, wherein a throttle valve is eliminated, and a refrigerant liquid pipeline of the third generator (16) is communicated with the evaporator (6) through the throttle valve (7) and adjusted to be communicated with the evaporator (6) through the refrigerant liquid pipeline of the third generator (16), so as to form the fourth type of heat-driven compression-absorption heat pump.
15. A fourth type of heat-driven compression-absorption heat pump, which is characterized in that a fourth generator, a second throttle valve, a third solution pump, a fourth solution heat exchanger and a heat supply device are added in the fourth type of heat-driven compression-absorption heat pump as set forth in claim 13, a dilute solution pipeline is additionally arranged on a second absorber (17) and is communicated with the fourth generator (22) through a third solution pump (23) and a fourth solution heat exchanger (24), the fourth generator (22) is also communicated with the third generator (16) through the fourth solution heat exchanger (24), a refrigerant steam channel of the second generator (2) is communicated with the second condenser (5) and is adjusted to be communicated with the second generator (2) through a refrigerant steam channel and the fourth generator (22), and then a refrigerant liquid pipeline of the fourth generator (22) is communicated with the evaporator (6) through the heat supply device (21), the generator (1), the third generator (16) and the second throttle valve (20), the fourth generator (22) is also provided with a refrigerant steam channel communicated with the second condenser (5), and the heat supply device (21) is also provided with a heated medium channel communicated with the outside to form a fourth type of heat-driven compression-absorption heat pump.
16. A fourth type of heat-driven compression-absorption heat pump, which is characterized in that a fourth generator, a second throttle valve, a fourth solution heat exchanger and a heat supplier are added in the fourth type of heat-driven compression-absorption heat pump as claimed in claim 13, a dilute solution pipeline of a second absorber (17) is communicated with the second generator (2) through the solution pump (10) and the second solution heat exchanger (12) and is adjusted to be communicated with the second generator (2) through the solution pump (10), the second solution heat exchanger (12) and the fourth solution heat exchanger (24), a dilute solution pipeline of the second absorber (17) is communicated with the second generator (2) through the solution pump (10), the second solution heat exchanger (12) and the fourth solution heat exchanger (24), a concentrated solution pipeline of the second generator (2) is communicated with the third generator (16) through the second solution heat exchanger (12) and is adjusted to be communicated with the second generator (2) through the fourth solution heat exchanger (24) and is communicated with the fourth generator (22), the fourth generator (22) is communicated with the third generator (16) through a concentrated solution pipeline through a second solution heat exchanger (12), a refrigerant steam channel of the second generator (2) is communicated with the second condenser (5) and adjusted to be communicated with the fourth generator (22) through the refrigerant steam channel of the second generator (2), then the fourth generator (22) is communicated with the evaporator (6) through a heat supplier (21), the generator (1), the third generator (16) and a second throttle valve (20), the fourth generator (22) is also communicated with the second condenser (5) through the refrigerant steam channel, the heat supplier (21) is also communicated with the outside through a heated medium channel, and a fourth type of heat-driven compression-absorption heat pump is formed.
17. A fourth type of heat-driven compression-absorption heat pump, which is the fourth type of heat-driven compression-absorption heat pump as claimed in claim 13, wherein a fourth generator, a second throttle valve, a third solution pump, a fourth solution heat exchanger and a heat supply device are added, the second absorber (17) is provided with a dilute solution pipeline which is communicated with the second generator (2) through the solution pump (10) and the second solution heat exchanger (12) and is adjusted to be communicated with the second absorber (17) which is provided with a dilute solution pipeline which is communicated with the fourth generator (22) through the solution pump (10) and the second solution heat exchanger (12), the fourth generator (22) is further provided with a concentrated solution pipeline which is communicated with the second generator (2) through the third solution pump (23) and the fourth solution heat exchanger (24), the second generator (2) is provided with a concentrated solution pipeline which is communicated with the third generator (16) through the second solution heat exchanger (12) and is adjusted to be communicated with the second generator (2) which is provided with a concentrated solution pipeline which is communicated with the fourth generator (2) which is provided with a concentrated solution heat exchanger (24 The second solution heat exchanger (12) is communicated with the third generator (16), a refrigerant steam channel of the second generator (2) is communicated with the second condenser (5) and adjusted to be communicated with the fourth generator (22), then a refrigerant liquid pipeline of the fourth generator (22) is communicated with the evaporator (6) through a heat supplier (21), the generator (1), the third generator (16) and a second throttle valve (20), the fourth generator (22) is also communicated with the second condenser (5) through the refrigerant steam channel, and the heat supplier (21) is also communicated with the outside through a heated medium channel to form a fourth type of heat-driven compression-absorption heat pump.
18. The fourth type of heat-driven compression-absorption heat pump is any one of the fourth type of heat-driven compression-absorption heat pumps in claims 15 to 17, and the fourth generator (22) is additionally provided with a high-temperature heat medium channel communicated with the outside to form the fourth type of heat-driven compression-absorption heat pump.
19. A fourth type of heat-driven compression-absorption heat pump, which is the fourth type of heat-driven compression-absorption heat pump as claimed in any one of claims 15 to 18, wherein a throttle valve and a second throttle valve are eliminated, a refrigerant liquid pipeline of a third generator (16) is communicated with an evaporator (6) through a throttle valve (7) and adjusted to be communicated with the evaporator (6) through the refrigerant liquid pipeline of the third generator (16), and a refrigerant liquid pipeline of the third generator (16) is communicated with the evaporator (6) through a second throttle valve (20) and adjusted to be communicated with the evaporator (6) through the refrigerant liquid pipeline of the third generator (16), so as to form the fourth type of heat-driven compression-absorption heat pump.
20. A fourth type of heat-driven compression-absorption heat pump is characterized in that a fourth generator, a third absorber, a third solution pump and a fourth solution heat exchanger are added in the fourth type of heat-driven compression-absorption heat pump as claimed in claim 2, a generator (1) is provided with a concentrated solution pipeline which is communicated with a second absorber (17) through a solution pump (10), a solution heat exchanger (11) and a second solution heat exchanger (12) and is adjusted to be that the generator (1) is provided with a concentrated solution pipeline which is communicated with the third absorber (25) through the solution heat exchanger (11), the third absorber (25) is further provided with a dilute solution pipeline which is communicated with the second absorber (17) through the solution pump (10) and the second solution heat exchanger (12), a third generator (16) is provided with a concentrated solution pipeline which is communicated with the absorber (3) through the second solution heat exchanger (12) and is adjusted to be that the third generator (16) is provided with a concentrated solution pipeline which is communicated with a fourth generator (22) through the second solution heat exchanger (12), the fourth generator (22) is communicated with the absorber (3) through a concentrated solution pipeline by a third solution pump (23) and a fourth solution heat exchanger (24), the absorber (3) is communicated with the generator (1) through a solution heat exchanger (11) and is adjusted to be communicated with the generator (1) through a dilute solution pipeline by the absorber (3) through the fourth solution heat exchanger (24) and the solution heat exchanger (11), the second condenser (5) is communicated with the evaporator (6) through the generator (1) and a throttle valve (7) and is adjusted to be communicated with the evaporator (6) through the second condenser (5) is communicated with the evaporator (6) through a refrigerant pipeline by the generator (1), the fourth generator (22) and the throttle valve (7), the fourth generator (22) is also communicated with a refrigerant steam channel by a third absorber (25), the third absorber (25) is also communicated with the outside through a cooling medium channel, forming a fourth type of heat-driven compression-absorption heat pump.
21. A fourth type of heat-driven compression-absorption heat pump, which is the fourth type of heat-driven compression-absorption heat pump as claimed in claim 20, wherein a throttle valve is eliminated, and a fourth generator (22) with a refrigerant liquid pipeline is communicated with the evaporator (6) through the throttle valve (7) and adjusted to be that the fourth generator (22) with a refrigerant liquid pipeline is communicated with the evaporator (6), so as to form the fourth type of heat-driven compression-absorption heat pump.
22. A fourth type of heat-driven compression-absorption heat pump is characterized in that a third generator, a second absorber, a second solution pump and a third solution heat exchanger are added in the fourth type of heat-driven compression-absorption heat pump as claimed in claim 1, the second generator (2) is communicated with a second condenser (5) through a refrigerant steam channel and adjusted to be that the second generator (2) is communicated with the second absorber (17) through a refrigerant steam channel, the second absorber (17) is also provided with a dilute solution pipeline which is communicated with a third generator (16) through a second solution pump (18) and a third solution heat exchanger (19), the third generator (16) is also provided with a concentrated solution pipeline which is communicated with the second absorber (17) through a third solution heat exchanger (19), the third generator (16) is also provided with a refrigerant steam channel which is communicated with the second condenser (5), and the third generator (16) is also provided with a high-temperature heat medium channel which is communicated with the outside, the second absorber (17) is also provided with a heated medium channel which is communicated with the outside to form a fourth type of heat-driven compression-absorption heat pump.
23. A fourth type of heat-driven compression-absorption heat pump, which is the fourth type of heat-driven compression-absorption heat pump as claimed in claim 22, wherein a throttle valve is eliminated, and a refrigerant liquid pipeline of the generator (1) is communicated with the evaporator (6) through the throttle valve (7) and is adjusted to be communicated with the evaporator (6) through the refrigerant liquid pipeline of the generator (1), so as to form the fourth type of heat-driven compression-absorption heat pump.
24. A fourth type of heat-driven compression-absorption heat pump, which is the fourth type of heat-driven compression-absorption heat pump as claimed in any one of claims 1 to 23, wherein the communication between the expander (14) and the absorber (3) or the condenser (4) is adjusted to the communication between the expander (14) and the second condenser (5) to form the fourth type of heat-driven compression-absorption heat pump.
25. A fourth type of heat-driven compression-absorption heat pump, which is the fourth type of heat-driven compression-absorption heat pump of any one of claims 1 to 24, wherein a power machine is added, the power machine is connected with the compressor (15) and transmits power to the compressor (15), and the fourth type of heat-driven compression-absorption heat pump driven by additional external power is formed.
26. A fourth type of heat-driven compression-absorption heat pump, which is the fourth type of heat-driven compression-absorption heat pump of any one of claims 1 to 24, wherein a working machine is added, and an expansion machine (14) is connected with the working machine and transmits power to the working machine to form an additional externally-supplied power load.
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CN115218537A (en) * 2020-02-21 2022-10-21 李华玉 Third and fourth class thermally driven absorption-compression heat pumps
CN112944722A (en) * 2020-02-21 2021-06-11 李华玉 Absorption-compression heat pump of the third kind and absorption-compression heat pump of the fourth kind
CN115218528A (en) * 2020-02-21 2022-10-21 李华玉 Third-class absorption heat pump and fourth-class absorption heat pump
CN115218548A (en) * 2020-03-01 2022-10-21 李华玉 Compression-absorption heat pump
CN115200255A (en) * 2020-03-02 2022-10-18 李华玉 Thermally driven compression-absorption heat pump

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