CN111721017A - Second-class thermally-driven compression heat pump - Google Patents
Second-class thermally-driven compression heat pump Download PDFInfo
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- CN111721017A CN111721017A CN201911426825.9A CN201911426825A CN111721017A CN 111721017 A CN111721017 A CN 111721017A CN 201911426825 A CN201911426825 A CN 201911426825A CN 111721017 A CN111721017 A CN 111721017A
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- 230000006835 compression Effects 0.000 title claims abstract description 101
- 238000007906 compression Methods 0.000 title claims abstract description 101
- 239000002826 coolant Substances 0.000 claims abstract description 49
- 239000007921 spray Substances 0.000 claims description 100
- 238000000034 method Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 12
- 238000010438 heat treatment Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000006243 chemical reaction Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/06—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/08—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using ejectors
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Abstract
The invention provides a second type of thermally driven compression heat pump, and belongs to the technical field of power and heat pumps. The external part is provided with a heated medium channel communicated with an expansion speed increaser, the expansion speed increaser is also provided with a heated medium channel communicated with a second expansion speed increaser through a heat exchanger, the second expansion speed increaser is also provided with a heated medium channel communicated with a diffuser pipe through a cooler, the diffuser pipe is also provided with a heated medium channel communicated with the external part, the heat exchanger is also provided with a medium temperature heat medium channel communicated with the external part, the cooler is also provided with a cooling medium channel communicated with the external part, and a second type of heat-driven compression heat pump is formed.
Description
The technical field is as follows:
the invention belongs to the technical field of power, heat supply and heat pumps.
Background art:
the heat demand is common in human life and production, and is provided by a corresponding device according to a certain working process, so that the rationalization of the process and the simplification of the device are significant. From the view point of the process, in the technical field of heat pumps for realizing high-temperature heat supply by utilizing low-temperature heat resources, the second type of thermally driven compression heat pump can simply, actively and efficiently realize effective utilization of temperature difference and energy difference, and realize rationalization on the working process; from the component point of view, the compressor, the expander and the heat exchanger are necessary cores and basic components for forming the second type of thermally driven compression heat pump; from the manufacturing perspective of the components, the manufacturing difficulty of the compressor and the expander is high, the requirement on materials is high, and the manufacturing cost is high, which requires that science and technology personnel try to achieve simplification of the components, so that the manufacturing difficulty and the manufacturing cost of the second type of thermally driven compression heat pump are reduced, and the popularization and application range of the second type of thermally driven compression heat pump is further improved.
The invention provides a second-class thermally-driven compression heat pump which replaces a compressor by a diffuser pipe, replaces an expansion machine by an expansion speed increaser or a spray pipe and directly uses a heated medium as a working medium on the basis of keeping or effectively improving the performance index of the second-class thermally-driven compression heat pump and effectively reducing the manufacturing difficulty and the manufacturing cost of the second-class thermally-driven compression heat pump.
The invention content is as follows:
the invention mainly aims to provide a second type of thermally driven compression heat pump which realizes compression and temperature rise through a diffuser pipe, realizes decompression and expansion through an expansion speed increaser or a spray pipe and directly uses a heated medium as a working medium; the specific invention content is described in the following items:
1. the second type of thermally driven compression heat pump mainly comprises a diffuser pipe, an expander, a second expander, a spray pipe, a second spray pipe, a heat exchanger and a cooler; the external part is provided with a heated medium channel communicated with the expansion machine, the expansion machine is also provided with a heated medium channel communicated with a second expansion machine through a spray pipe and a heat exchanger, the second expansion machine is also provided with a heated medium channel communicated with a diffuser pipe through a second spray pipe and a cooler, the diffuser pipe is also provided with a heated medium channel communicated with the external part, the heat exchanger is also provided with a medium temperature heat medium channel communicated with the external part, and the cooler is also provided with a cooling medium channel communicated with the external part to form a second type of heat-driven compression heat pump.
2. The second kind of thermally driven compression heat pump mainly comprises a diffuser pipe, a heat exchanger, a cooler, an expansion speed increasing machine and a second expansion speed increasing machine; the external part is provided with a heated medium channel communicated with an expansion speed increaser, the expansion speed increaser is also provided with a heated medium channel communicated with a second expansion speed increaser through a heat exchanger, the second expansion speed increaser is also provided with a heated medium channel communicated with a diffuser pipe through a cooler, the diffuser pipe is also provided with a heated medium channel communicated with the external part, the heat exchanger is also provided with a medium temperature heat medium channel communicated with the external part, the cooler is also provided with a cooling medium channel communicated with the external part, and a second type of heat-driven compression heat pump is formed.
3. The second type of thermally driven compression heat pump mainly comprises a diffuser pipe, an expander, a spray pipe, a second spray pipe, a heat exchanger and a cooler; the external part is provided with a heated medium channel communicated with the expansion machine, the expansion machine is also provided with a heated medium channel communicated with the spray pipe through a second spray pipe and a heat exchanger, the spray pipe is also provided with a heated medium channel communicated with a diffuser pipe through a cooler, the diffuser pipe is also provided with a heated medium channel communicated with the external part, the heat exchanger is also provided with a medium temperature heat medium channel communicated with the external part, and the cooler is also provided with a cooling medium channel communicated with the external part to form a second type of heat-driven compression heat pump.
4. The second kind of thermally driven compression heat pump consists of mainly diffuser pipe, nozzle, heat exchanger, cooler and expansion speed increaser; the external part is provided with a heated medium channel communicated with an expansion speed increaser, the expansion speed increaser is also provided with a heated medium channel communicated with a spray pipe through a heat exchanger, the spray pipe is also provided with a heated medium channel communicated with a diffuser pipe through a cooler, the diffuser pipe is also provided with a heated medium channel communicated with the external part, the heat exchanger is also provided with a medium temperature heat medium channel communicated with the external part, and the cooler is also provided with a cooling medium channel communicated with the external part to form a second type of heat-driven compression heat pump.
5. The second type of thermally driven compression heat pump mainly comprises a diffuser pipe, an expander, a spray pipe, a second spray pipe, a heat exchanger and a cooler; the exterior is communicated with a heated medium channel and a spray pipe, the spray pipe and the heated medium channel are communicated with an expander through a heat exchanger, the expander and the heated medium channel are communicated with a diffuser pipe through a second spray pipe and a cooler, the diffuser pipe and the heated medium channel are communicated with the exterior, the heat exchanger and a medium temperature heat medium channel are communicated with the exterior, and the cooler and a cooling medium channel are communicated with the exterior to form a second type of thermally driven compression heat pump.
6. The second kind of thermally driven compression heat pump consists of mainly diffuser pipe, nozzle, heat exchanger, cooler and expansion speed increaser; the exterior of the heat pump is communicated with a heated medium channel, the spray pipe and the heated medium channel are communicated with an expansion speed increaser through a heat exchanger, the expansion speed increaser and the heated medium channel are communicated with a diffuser pipe through a cooler, the diffuser pipe and the heated medium channel are communicated with the exterior, the heat exchanger and the medium temperature heat medium channel are communicated with the exterior, and the cooler and the cooling medium channel are communicated with the exterior to form a second type of heat-driven compression heat pump.
7. The second kind of thermally driven compression heat pump mainly comprises a diffuser pipe, a heat exchanger, a cooler, an expansion speed increaser, a second expansion speed increaser and a heat regenerator; the external part is provided with a heated medium channel communicated with an expansion speed increaser, the expansion speed increaser is also provided with a heated medium channel communicated with a second expansion speed increaser through a heat regenerator and a heat exchanger, the second expansion speed increaser is also provided with a heated medium channel communicated with a diffuser pipe through the heat regenerator and a cooler, the diffuser pipe is also provided with a heated medium channel communicated with the external part, the heat exchanger is also provided with a medium temperature heat medium channel communicated with the external part, and the cooler is also provided with a cooling medium channel communicated with the external part, so that a second type of thermally driven compression heat pump is formed.
8. The second kind of thermally driven compression heat pump mainly comprises a diffuser pipe, a heat exchanger, a cooler, an expansion speed increaser, a second expansion speed increaser and a heat regenerator; the external part is provided with a heated medium channel which is communicated with an expansion speed increasing machine through a heat regenerator, the expansion speed increasing machine is also provided with a heated medium channel which is communicated with a second expansion speed increasing machine through a heat exchanger and the heat regenerator, the second expansion speed increasing machine is also provided with a heated medium channel which is communicated with a diffuser pipe through a cooler, the diffuser pipe is also provided with a heated medium channel which is communicated with the external part, the heat exchanger is also provided with a medium temperature heat medium channel which is communicated with the external part, and the cooler is also provided with a cooling medium channel which is communicated with the external part, so that a second type of thermally driven compression heat pump is formed.
9. The second kind of thermally driven compression heat pump consists of mainly diffuser pipe, nozzle, heat exchanger, cooler, expansion speed increaser and heat regenerator; the external part is provided with a heated medium channel communicated with an expansion speed increaser, the expansion speed increaser is also provided with a heated medium channel communicated with a spray pipe through a heat regenerator and a heat exchanger, the spray pipe is also provided with a heated medium channel communicated with a diffuser pipe through the heat regenerator and a cooler, the diffuser pipe is also provided with a heated medium channel communicated with the external part, the heat exchanger is also provided with a medium temperature heat medium channel communicated with the external part, and the cooler is also provided with a cooling medium channel communicated with the external part to form a second type of thermally driven compression heat pump.
10. The second kind of thermally driven compression heat pump consists of mainly diffuser pipe, nozzle, heat exchanger, cooler, expansion speed increaser and heat regenerator; the external part is provided with a heated medium channel which is communicated with an expansion speed increaser through a heat regenerator, the expansion speed increaser is also provided with a heated medium channel which is communicated with a spray pipe through a heat exchanger and the heat regenerator, the spray pipe is also provided with a heated medium channel which is communicated with a diffuser pipe through a cooler, the diffuser pipe is also provided with a heated medium channel which is communicated with the external part, the heat exchanger is also provided with a medium temperature heat medium channel which is communicated with the external part, and the cooler is also provided with a cooling medium channel which is communicated with the external part to form a second type of heat-.
11. The second kind of thermally driven compression heat pump consists of mainly diffuser pipe, nozzle, heat exchanger, cooler, expansion speed increaser and heat regenerator; the external part is communicated with a heated medium channel, the spraying pipe is also communicated with an expansion speed increaser through a heat regenerator and a heat exchanger, the expansion speed increaser is also communicated with a diffusion pipe through the heated medium channel, the diffusion pipe is also communicated with the external part through the heated medium channel, the heat exchanger is also communicated with the external part through a medium temperature heat medium channel, and the cooler is also communicated with the external part through a cooling medium channel to form a second type of thermally driven compression heat pump.
12. The second kind of thermally driven compression heat pump consists of mainly diffuser pipe, nozzle, heat exchanger, cooler, expansion speed increaser and heat regenerator; the external part is provided with a heated medium channel which is communicated with a spray pipe through a heat regenerator, the spray pipe is also provided with a heated medium channel which is communicated with an expansion speed increaser through a heat exchanger and the heat regenerator, the expansion speed increaser is also provided with a heated medium channel which is communicated with a diffuser pipe through a cooler, the diffuser pipe is also provided with a heated medium channel which is communicated with the external part, the heat exchanger is also provided with a medium temperature heat medium channel which is communicated with the external part, and the cooler is also provided with a cooling medium channel which is communicated with the external part to form a second type of heat-.
Description of the drawings:
fig. 1 is a diagram of a 1 st principal thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 2 is a diagram of a 2 nd principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 3 is a diagram of a 3 rd principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 4 is a diagram of a 4 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 5 is a diagram of a 5 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 6 is a diagram of a 6 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 7 is a diagram of a 7 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 8 is a diagram of 8 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 9 is a diagram of a 9 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 10 is a diagram of a 10 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 11 is a diagram of a 11 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
Fig. 12 is a diagram of a 12 th principle thermodynamic system of a second type of thermally driven compression heat pump according to the present invention.
In the figure, 1-diffuser pipe, 2-expander, 3-second expander, 4-spray pipe, 5-second spray pipe, 6-heat exchanger, 7-cooler, 8-expansion speed increaser, 9-second expansion speed increaser, 10-heat regenerator; the expansion speed increaser is a device which can realize double functions of pressure reduction work and pressure reduction speed increaser under a certain pressure drop, and is a combination of the expansion machine and a spray pipe, or a combination of the spray pipe and a turbine, or other devices with the same function.
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 second type of thermally driven compression heat pump shown in fig. 1 is realized by:
(1) structurally, the expansion pipe mainly comprises a diffuser pipe, an expander, a second expander, a spray pipe, a second spray pipe, a heat exchanger and a cooler; the external part is provided with a heated medium channel communicated with the expander 2, the expander 2 is also provided with a heated medium channel communicated with the second expander 3 through a spray pipe 4 and a heat exchanger 6, the second expander 3 is also provided with a heated medium channel communicated with the diffuser pipe 1 through a second spray pipe 5 and a cooler 7, the diffuser pipe 1 is also provided with a heated medium channel communicated with the external part, the heat exchanger 6 is also provided with a medium-temperature hot medium channel communicated with the external part, and the cooler 7 is also provided with a cooling medium channel communicated with the external part.
(2) In the process, an external heated medium flows through the expander 2 to perform pressure reduction and work, flows through the spray pipe 4 to perform pressure reduction and speed increase, flows through the heat exchanger 6 to absorb heat, flows through the second expander 3 to perform pressure reduction and work, flows through the second spray pipe 5 to perform pressure reduction and speed increase, flows through the cooler 7 to release heat, flows through the diffuser pipe 1 to perform pressure increase and temperature increase and speed reduction, and then is discharged outwards; work output by the expansion machine 2 and the second expansion machine 3 is provided externally, a heated medium obtains a high-temperature heat load through an inlet flow and an outlet flow, a medium-temperature heat medium provides a driving heat load and a heating heat load through a heat exchanger 6, and a cooling medium takes away a low-temperature heat load through a cooler 7 to form a second type of heat driving compression heat pump.
The second type of thermally driven compression heat pump shown in fig. 2 is realized by:
(1) structurally, the expansion and speed-increasing device mainly comprises a diffuser pipe, a heat exchanger, a cooler, an expansion speed-increasing machine and a second expansion speed-increasing machine; the external part is provided with a heated medium channel which is communicated with an expansion speed increasing machine 8, the expansion speed increasing machine 8 is also provided with a heated medium channel which is communicated with a second expansion speed increasing machine 9 through a heat exchanger 6, the second expansion speed increasing machine 9 is also provided with a heated medium channel which is communicated with a diffuser pipe 1 through a cooler 7, the diffuser pipe 1 is also provided with a heated medium channel which is communicated with the external part, the heat exchanger 6 is also provided with a medium-temperature heat medium channel which is communicated with the external part, and the cooler 7 is also provided with a cooling medium channel which is communicated with the external part.
(2) In the process, an external heated medium flows through the expansion speed increasing machine 8 to perform pressure reduction work and pressure reduction speed increase, flows through the heat exchanger 6 to absorb heat, flows through the second expansion speed increasing machine 9 to perform pressure reduction work and pressure reduction speed increase, flows through the cooler 7 to release heat, flows through the diffuser pipe 1 to perform pressure increase and temperature increase and speed reduction, and then is externally discharged; the work output by the expansion speed-increasing machine 8 and the second expansion speed-increasing machine 9 is provided externally, the heated medium obtains high-temperature heat load through an inlet flow and an outlet flow, the medium-temperature heat medium provides driving heat load and heating heat load through the heat exchanger 6, and the cooling medium takes away the low-temperature heat load through the cooler 7, so that the second type of heat-driven compression heat pump is formed.
The second type of thermally driven compression heat pump shown in fig. 3 is realized by:
(1) structurally, the heat exchanger mainly comprises a diffuser pipe, an expander, a spray pipe, a second spray pipe, a heat exchanger and a cooler; the external part is provided with a heated medium channel communicated with the expander 2, the expander 2 is also provided with a heated medium channel communicated with the spray pipe 4 through a second spray pipe 5 and a heat exchanger 6, the spray pipe 4 and the heated medium channel are communicated with the diffuser pipe 1 through a cooler 7, the diffuser pipe 1 is also provided with a heated medium channel communicated with the external part, the heat exchanger 6 is also provided with a medium-temperature heat medium channel communicated with the external part, and the cooler 7 is also provided with a cooling medium channel communicated with the external part.
(2) In the process, an external heated medium flows through the expander 2 to reduce the pressure and do work, flows through the second spray pipe 5 to reduce the pressure and increase the speed, flows through the heat exchanger 6 to absorb heat, flows through the spray pipe 4 to reduce the pressure and increase the speed, flows through the cooler 7 to release heat, flows through the diffuser pipe 1 to increase the pressure and increase the temperature and reduce the speed, and then is discharged outwards; work output by the expansion machine 2 is provided externally, a heated medium obtains a high-temperature heat load through an inlet flow and an outlet flow, a medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 6, and a cooling medium takes away a low-temperature heat load through the cooler 7, so that a second type of heat driving compression heat pump is formed.
The second type of thermally driven compression heat pump shown in fig. 4 is realized by:
(1) structurally, the device mainly comprises a diffuser pipe, a spray pipe, a heat exchanger, a cooler and an expansion speed increaser; the external part is provided with a heated medium channel which is communicated with an expansion speed increaser 8, the expansion speed increaser 8 is also provided with a heated medium channel which is communicated with a spray pipe 4 through a heat exchanger 6, the spray pipe 4 and the heated medium channel are communicated with a diffuser pipe 1 through a cooler 7, the diffuser pipe 1 is also provided with a heated medium channel which is communicated with the external part, the heat exchanger 6 is also provided with a medium-temperature heat medium channel which is communicated with the external part, and the cooler 7 is also provided with a cooling medium channel which is communicated with the external part.
(2) In the flow, an external heated medium flows through the expansion speed increaser 8 to reduce the pressure, do work and increase the speed, flows through the heat exchanger 6 to absorb heat, flows through the spray pipe 4 to reduce the pressure and increase the speed, flows through the cooler 7 to release heat, flows through the diffuser pipe 1 to increase the pressure, increase the temperature and reduce the speed, and then is discharged outwards; work output by the expansion speed increaser 8 is provided externally, a heated medium obtains a high-temperature heat load through an inlet and outlet flow, a medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 6, and a cooling medium takes away the low-temperature heat load through the cooler 7 to form a second type of heat driving compression heat pump.
The second type of thermally driven compression heat pump shown in fig. 5 is realized by:
(1) structurally, the heat exchanger mainly comprises a diffuser pipe, an expander, a spray pipe, a second spray pipe, a heat exchanger and a cooler; the exterior is provided with a heated medium channel communicated with a spray pipe 4, the spray pipe 4 and the heated medium channel are communicated with an expander 2 through a heat exchanger 6, the expander 2 and the heated medium channel are communicated with a diffuser pipe 1 through a second spray pipe 5 and a cooler 7, the diffuser pipe 1 and the heated medium channel are communicated with the exterior, the heat exchanger 6 and the intermediate temperature heat medium channel are communicated with the exterior, and the cooler 7 and the cooling medium channel are communicated with the exterior.
(2) In the process, an external heated medium flows through the spray pipe 4 to be depressurized and accelerated, flows through the heat exchanger 6 to absorb heat, flows through the expansion machine 2 to be depressurized and do work, flows through the second spray pipe 5 to be depressurized and accelerated, flows through the cooler 7 to release heat, flows through the diffuser pipe 1 to be pressurized, heated and decelerated, and then is discharged outwards; work output by the expansion machine 2 is provided externally, a heated medium obtains a high-temperature heat load through an inlet flow and an outlet flow, a medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 6, and a cooling medium takes away a low-temperature heat load through the cooler 7, so that a second type of heat driving compression heat pump is formed.
The second type of thermally driven compression heat pump shown in fig. 6 is realized by:
(1) structurally, the device mainly comprises a diffuser pipe, a spray pipe, a heat exchanger, a cooler and an expansion speed increaser; the external part is provided with a heated medium channel communicated with the spray pipe 4, the spray pipe 4 and the heated medium channel are communicated with an expansion speed increaser 8 through a heat exchanger 6, the expansion speed increaser 8 and the heated medium channel are communicated with the diffuser pipe 1 through a cooler 7, the diffuser pipe 1 and the heated medium channel are communicated with the external part, the heat exchanger 6 and the medium temperature heat medium channel are communicated with the external part, and the cooler 7 and the cooling medium channel are communicated with the external part.
(2) In the process, external heated media flow through the spray pipe 4 to reduce the pressure and increase the speed, flow through the heat exchanger 6 to absorb heat, flow through the expansion speed increaser 8 to reduce the pressure and do work and reduce the pressure and increase the speed, flow through the cooler 7 to release heat, flow through the diffuser pipe 1 to increase the pressure and increase the temperature and reduce the speed, and then are discharged outwards; work output by the expansion speed increaser 8 is provided externally, a heated medium obtains a high-temperature heat load through an inlet and outlet flow, a medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 6, and a cooling medium takes away the low-temperature heat load through the cooler 7 to form a second type of heat driving compression heat pump.
The second type of thermally driven compression heat pump shown in fig. 7 is realized by:
(1) structurally, the heat exchanger mainly comprises a diffuser pipe, a heat exchanger, a cooler, an expansion speed increaser, a second expansion speed increaser and a heat regenerator; the external part is provided with a heated medium channel communicated with an expansion speed increaser 8, the expansion speed increaser 8 is also provided with a heated medium channel communicated with a second expansion speed increaser 9 through a heat regenerator 10 and a heat exchanger 6, the second expansion speed increaser 9 is also provided with a heated medium channel communicated with a diffuser pipe 1 through the heat regenerator 10 and a cooler 7, the diffuser pipe 1 is also provided with a heated medium channel communicated with the external part, the heat exchanger 6 is also provided with a medium-temperature heat medium channel communicated with the external part, and the cooler 7 is also provided with a cooling medium channel communicated with the external part.
(2) In the process, an external heated medium flows through the expansion speed increaser 8 to reduce the pressure, do work and increase the pressure and speed, flows through the heat regenerator 10 and the heat exchanger 6 to gradually absorb heat, flows through the second expansion speed increaser 9 to reduce the pressure, do work and increase the pressure and speed, flows through the heat regenerator 10 and the cooler 7 to gradually release heat, flows through the diffuser pipe 1 to increase the pressure, increase the temperature and reduce the speed, and then is externally discharged; the work output by the expansion speed-increasing machine 8 and the second expansion speed-increasing machine 9 is provided externally, the heated medium obtains high-temperature heat load through an inlet flow and an outlet flow, the medium-temperature heat medium provides driving heat load and heating heat load through the heat exchanger 6, and the cooling medium takes away the low-temperature heat load through the cooler 7, so that the second type of heat-driven compression heat pump is formed.
The second type of thermally driven compression heat pump shown in fig. 8 is realized by:
(1) structurally, the heat exchanger mainly comprises a diffuser pipe, a heat exchanger, a cooler, an expansion speed increaser, a second expansion speed increaser and a heat regenerator; the external part is provided with a heated medium channel which is communicated with an expansion speed increaser 8 through a heat regenerator 10, the expansion speed increaser 8 and the heated medium channel are communicated with a second expansion speed increaser 9 through a heat exchanger 6 and the heat regenerator 10, the second expansion speed increaser 9 and the heated medium channel are communicated with a diffuser pipe 1 through a cooler 7, the diffuser pipe 1 and the heated medium channel are communicated with the external part, the heat exchanger 6 and a medium temperature heat medium channel are communicated with the external part, and the cooler 7 and a cooling medium channel are communicated with the external part.
(2) In the process, an external heated medium flows through the heat regenerator 10 and releases heat, flows through the expansion speed increaser 8 and performs pressure reduction, work application and pressure reduction and speed increase, flows through the heat exchanger 6 and the heat regenerator 10 and gradually absorbs heat, flows through the second expansion speed increaser 9 and performs pressure reduction, work application and pressure reduction and speed increase, flows through the cooler 7 and releases heat, flows through the diffuser pipe 1 and performs pressure increase, temperature increase and speed reduction, and then is externally discharged; the work output by the expansion speed-increasing machine 8 and the second expansion speed-increasing machine 9 is provided externally, the heated medium obtains high-temperature heat load through an inlet flow and an outlet flow, the medium-temperature heat medium provides driving heat load and heating heat load through the heat exchanger 6, and the cooling medium takes away the low-temperature heat load through the cooler 7, so that the second type of heat-driven compression heat pump is formed.
The second type of thermally driven compression heat pump shown in fig. 9 is realized by:
(1) structurally, the heat exchanger mainly comprises a diffuser pipe, a spray pipe, a heat exchanger, a cooler, an expansion speed increaser and a heat regenerator; the external part is provided with a heated medium channel which is communicated with an expansion speed increaser 8, the expansion speed increaser 8 is also provided with a heated medium channel which is communicated with a spray pipe 4 through a heat regenerator 10 and a heat exchanger 6, the spray pipe 4 is also provided with a heated medium channel which is communicated with a diffuser pipe 1 through the heat regenerator 10 and a cooler 7, the diffuser pipe 1 is also provided with a heated medium channel which is communicated with the external part, the heat exchanger 6 is also provided with a medium-temperature heat medium channel which is communicated with the external part, and the cooler 7 is also provided with a cooling medium channel which is communicated with the.
(2) In the process, an external heated medium flows through the expansion speed increaser 8 to reduce the pressure, do work and increase the pressure and speed, flows through the heat regenerator 10 and the heat exchanger 6 to gradually absorb heat, flows through the spray pipe 4 to reduce the pressure and increase the speed, flows through the heat regenerator 10 and the cooler 7 to gradually release heat, flows through the diffuser pipe 1 to increase the pressure, increase the temperature and reduce the speed, and then is externally discharged; work output by the expansion speed increaser 8 is provided externally, a heated medium obtains a high-temperature heat load through an inlet and outlet flow, a medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 6, and a cooling medium takes away the low-temperature heat load through the cooler 7 to form a second type of heat driving compression heat pump.
The second type of thermally driven compression heat pump shown in fig. 10 is realized by:
(1) structurally, the heat exchanger mainly comprises a diffuser pipe, a spray pipe, a heat exchanger, a cooler, an expansion speed increaser and a heat regenerator; the external part is provided with a heated medium channel which is communicated with an expansion speed increaser 8 through a heat regenerator 10, the expansion speed increaser 8 and the heated medium channel are communicated with a spray pipe 4 through a heat exchanger 6 and the heat regenerator 10, the spray pipe 4 and the heated medium channel are communicated with a diffuser pipe 1 through a cooler 7, the diffuser pipe 1 and the heated medium channel are communicated with the external part, the heat exchanger 6 and a medium temperature hot medium channel are communicated with the external part, and the cooler 7 and a cooling medium channel are communicated with the external part.
(2) In the process, an external heated medium flows through the heat regenerator 10 and releases heat, flows through the expansion speed increaser 8 and performs pressure reduction, work doing and pressure reduction and speed increase, flows through the heat exchanger 6 and the heat regenerator 10 and gradually absorbs heat, flows through the spray pipe 4 and performs pressure reduction and speed increase, flows through the cooler 7 and releases heat, flows through the diffuser pipe 1 and performs pressure increase, temperature increase and speed reduction, and then is externally discharged; work output by the expansion speed increaser 8 is provided externally, a heated medium obtains a high-temperature heat load through an inlet and outlet flow, a medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 6, and a cooling medium takes away the low-temperature heat load through the cooler 7 to form a second type of heat driving compression heat pump.
The second type of thermally driven compression heat pump shown in fig. 11 is realized by:
(1) structurally, the heat exchanger mainly comprises a diffuser pipe, a spray pipe, a heat exchanger, a cooler, an expansion speed increaser and a heat regenerator; the exterior is provided with a heated medium channel communicated with the spray pipe 4, the spray pipe 4 and the heated medium channel are communicated with the expansion speed increaser 8 through the heat regenerator 10 and the heat exchanger 6, the expansion speed increaser 8 and the heated medium channel are communicated with the diffuser pipe 1 through the heat regenerator 10 and the cooler 7, the diffuser pipe 1 and the heated medium channel are communicated with the exterior, the heat exchanger 6 and the intermediate temperature heat medium channel are communicated with the exterior, and the cooler 7 and the cooling medium channel are communicated with the exterior.
(2) In the process, an external heated medium flows through the spray pipe 4 to reduce the pressure and increase the speed, flows through the heat regenerator 10 and the heat exchanger 6 to gradually absorb heat, flows through the expansion speed increaser 8 to reduce the pressure and do work and reduce the pressure and increase the speed, flows through the heat regenerator 10 and the cooler 7 to gradually release heat, flows through the diffuser pipe 1 to increase the pressure and increase the temperature and reduce the speed, and then is externally discharged; work output by the expansion speed increaser 8 is provided externally, a heated medium obtains a high-temperature heat load through an inlet and outlet flow, a medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 6, and a cooling medium takes away the low-temperature heat load through the cooler 7 to form a second type of heat driving compression heat pump.
The second type of thermally driven compression heat pump shown in fig. 12 is realized by:
(1) structurally, the heat exchanger mainly comprises a diffuser pipe, a spray pipe, a heat exchanger, a cooler, an expansion speed increaser and a heat regenerator; the external part is provided with a heated medium channel which is communicated with a spray pipe 4 through a heat regenerator 10, the spray pipe 4 and the heated medium channel are communicated with an expansion speed increaser 8 through a heat exchanger 6 and the heat regenerator 10, the expansion speed increaser 8 and the heated medium channel are communicated with a diffuser pipe 1 through a cooler 7, the diffuser pipe 1 and the heated medium channel are communicated with the external part, the heat exchanger 6 and a medium-temperature heat medium channel are communicated with the external part, and the cooler 7 and a cooling medium channel are communicated with the external part.
(2) In the process, an external heated medium flows through the heat regenerator 10 and releases heat, flows through the spray pipe 4 and is subjected to pressure reduction and speed increase, flows through the heat exchanger 6 and the heat regenerator 10 and gradually absorbs heat, flows through the expansion speed increaser 8 and is subjected to pressure reduction, work application and pressure reduction and speed increase, flows through the cooler 7 and releases heat, flows through the diffuser pipe 1 and is subjected to pressure increase, temperature increase and speed reduction, and then is externally discharged; work output by the expansion speed increaser 8 is provided externally, a heated medium obtains a high-temperature heat load through an inlet and outlet flow, a medium-temperature heat medium provides a driving heat load and a heating heat load through the heat exchanger 6, and a cooling medium takes away the low-temperature heat load through the cooler 7 to form a second type of heat driving compression heat pump.
The effect that the technology of the invention can realize-the second type of thermally driven compression heat pump provided by the invention has the following effects and advantages:
(1) the compressor is replaced by the diffuser pipe, and the manufacturing difficulty and cost of the second-type thermally driven compression heat pump are greatly reduced.
(2) The spray pipe realizes the replacement of the expansion machine, and greatly reduces the manufacturing difficulty and cost of the second type of thermally driven compression heat pump.
(3) The expansion speed increaser realizes the replacement of the expansion machine, and flexibly and effectively reduces the manufacturing difficulty and cost of the second type of thermally driven compression heat pump.
(4) The energy conversion and transmission links are reduced, and the performance index of the second type of thermally driven compression heat pump is improved.
(5) The simple components replace complex components, and the performance index of the second type of thermally driven compression heat pump is favorably maintained or improved.
(6) The complex parts are replaced by simple parts and simplified, which is beneficial to improving the safety and service life of the dynamic parts.
(7) A plurality of specific technical schemes are provided, and the device can be used for coping with a plurality of different actual conditions and has a wider application range.
(8) The second type of heat-driven compression heat pump technology is expanded, the temperature difference utilization and the energy difference utilization are favorably realized, and the application range of the heat pump is expanded.
Claims (12)
1. The second type of thermally driven compression heat pump mainly comprises a diffuser pipe, an expander, a second expander, a spray pipe, a second spray pipe, a heat exchanger and a cooler; the external part is provided with a heated medium channel communicated with the expander (2), the expander (2) is also provided with a heated medium channel communicated with the second expander (3) through a spray pipe (4) and a heat exchanger (6), the second expander (3) is also provided with a heated medium channel communicated with the diffuser pipe (1) through a second spray pipe (5) and a cooler (7), the diffuser pipe (1) is also provided with a heated medium channel communicated with the external part, the heat exchanger (6) is also provided with a medium temperature heat medium channel communicated with the external part, and the cooler (7) is also provided with a cooling medium channel communicated with the external part, so that the second type of heat-driven compression heat pump is formed.
2. The second kind of thermally driven compression heat pump mainly comprises a diffuser pipe, a heat exchanger, a cooler, an expansion speed increasing machine and a second expansion speed increasing machine; the external part is provided with a heated medium channel which is communicated with an expansion speed increasing machine (8), the expansion speed increasing machine (8) is also provided with a heated medium channel which is communicated with a second expansion speed increasing machine (9) through a heat exchanger (6), the second expansion speed increasing machine (9) is also provided with a heated medium channel which is communicated with a diffuser pipe (1) through a cooler (7), the diffuser pipe (1) is also provided with a heated medium channel which is communicated with the external part, the heat exchanger (6) is also provided with a medium temperature heat medium channel which is communicated with the external part, and the cooler (7) is also provided with a cooling medium channel which is communicated with the external part, thereby forming a second type of thermally driven compression heat pump.
3. The second type of thermally driven compression heat pump mainly comprises a diffuser pipe, an expander, a spray pipe, a second spray pipe, a heat exchanger and a cooler; the external part is provided with a heated medium channel communicated with the expansion machine (2), the expansion machine (2) is also provided with a heated medium channel communicated with the spray pipe (4) through a second spray pipe (5) and a heat exchanger (6), the spray pipe (4) is also provided with a heated medium channel communicated with the diffuser pipe (1) through a cooler (7), the diffuser pipe (1) is also provided with a heated medium channel communicated with the external part, the heat exchanger (6) is also provided with a medium temperature heat medium channel communicated with the external part, and the cooler (7) is also provided with a cooling medium channel communicated with the external part, so that a second type of thermally driven compression heat pump is formed.
4. The second kind of thermally driven compression heat pump consists of mainly diffuser pipe, nozzle, heat exchanger, cooler and expansion speed increaser; the external part is provided with a heated medium channel which is communicated with an expansion speed increasing machine (8), the expansion speed increasing machine (8) is also provided with a heated medium channel which is communicated with a spray pipe (4) through a heat exchanger (6), the spray pipe (4) is also provided with a heated medium channel which is communicated with a diffuser pipe (1) through a cooler (7), the diffuser pipe (1) is also provided with a heated medium channel which is communicated with the external part, the heat exchanger (6) is also provided with a medium temperature heat medium channel which is communicated with the external part, and the cooler (7) is also provided with a cooling medium channel which is communicated with the external part, so that a second type of thermally driven compression heat pump is.
5. The second type of thermally driven compression heat pump mainly comprises a diffuser pipe, an expander, a spray pipe, a second spray pipe, a heat exchanger and a cooler; the external part is provided with a heated medium channel communicated with the spray pipe (4), the spray pipe (4) is also provided with a heated medium channel communicated with the expansion machine (2) through a heat exchanger (6), the expansion machine (2) is also provided with a heated medium channel communicated with the diffuser pipe (1) through a second spray pipe (5) and a cooler (7), the diffuser pipe (1) is also provided with a heated medium channel communicated with the external part, the heat exchanger (6) is also provided with a medium temperature heat medium channel communicated with the external part, and the cooler (7) is also provided with a cooling medium channel communicated with the external part, so that a second type of thermally driven compression heat pump is formed.
6. The second kind of thermally driven compression heat pump consists of mainly diffuser pipe, nozzle, heat exchanger, cooler and expansion speed increaser; the external part is provided with a heated medium channel communicated with the spray pipe (4), the spray pipe (4) is also provided with a heated medium channel communicated with the expansion speed increaser (8) through a heat exchanger (6), the expansion speed increaser (8) is also provided with a heated medium channel communicated with the diffuser pipe (1) through a cooler (7), the diffuser pipe (1) is also provided with a heated medium channel communicated with the external part, the heat exchanger (6) is also provided with a medium temperature heat medium channel communicated with the external part, and the cooler (7) is also provided with a cooling medium channel communicated with the external part, so that the second type of thermally driven compression heat pump is formed.
7. The second kind of thermally driven compression heat pump mainly comprises a diffuser pipe, a heat exchanger, a cooler, an expansion speed increaser, a second expansion speed increaser and a heat regenerator; the external part is provided with a heated medium channel which is communicated with an expansion speed increasing machine (8), the expansion speed increasing machine (8) is also provided with a heated medium channel which is communicated with a second expansion speed increasing machine (9) through a heat regenerator (10) and a heat exchanger (6), the second expansion speed increasing machine (9) is also provided with a heated medium channel which is communicated with a diffuser pipe (1) through the heat regenerator (10) and a cooler (7), the diffuser pipe (1) is also provided with a heated medium channel which is communicated with the external part, the heat exchanger (6) is also provided with a medium temperature heat medium channel which is communicated with the external part, and the cooler (7) is also provided with a cooling medium channel which is communicated with the external part to form a second type heat-driven compression heat pump.
8. The second kind of thermally driven compression heat pump mainly comprises a diffuser pipe, a heat exchanger, a cooler, an expansion speed increaser, a second expansion speed increaser and a heat regenerator; the external part is provided with a heated medium channel which is communicated with an expansion speed increasing machine (8) through a heat regenerator (10), the expansion speed increasing machine (8) is also provided with a heated medium channel which is communicated with a second expansion speed increasing machine (9) through a heat exchanger (6) and the heat regenerator (10), the second expansion speed increasing machine (9) is also provided with a heated medium channel which is communicated with a diffuser pipe (1) through a cooler (7), the diffuser pipe (1) is also provided with a heated medium channel which is communicated with the external part, the heat exchanger (6) is also provided with a medium temperature heat medium channel which is communicated with the external part, and the cooler (7) is also provided with a cooling medium channel which is communicated with the external part to form a second type heat-driven compression heat pump.
9. The second kind of thermally driven compression heat pump consists of mainly diffuser pipe, nozzle, heat exchanger, cooler, expansion speed increaser and heat regenerator; the external part is provided with a heated medium channel communicated with an expansion speed increaser (8), the expansion speed increaser (8) is also provided with a heated medium channel communicated with a spray pipe (4) through a heat regenerator (10) and a heat exchanger (6), the spray pipe (4) is also provided with a heated medium channel communicated with a diffuser pipe (1) through the heat regenerator (10) and a cooler (7), the diffuser pipe (1) is also provided with a heated medium channel communicated with the external part, the heat exchanger (6) is also provided with a medium temperature heat medium channel communicated with the external part, and the cooler (7) is also provided with a cooling medium channel communicated with the external part, so that a second type of thermally driven compression heat pump is formed.
10. The second kind of thermally driven compression heat pump consists of mainly diffuser pipe, nozzle, heat exchanger, cooler, expansion speed increaser and heat regenerator; the external part is provided with a heated medium channel which is communicated with an expansion speed increasing machine (8) through a heat regenerator (10), the expansion speed increasing machine (8) is also provided with a heated medium channel which is communicated with a spray pipe (4) through a heat exchanger (6) and the heat regenerator (10), the spray pipe (4) is also provided with a heated medium channel which is communicated with a diffuser pipe (1) through a cooler (7), the diffuser pipe (1) is also provided with a heated medium channel which is communicated with the external part, the heat exchanger (6) is also provided with a medium temperature heat medium channel which is communicated with the external part, and the cooler (7) is also provided with a cooling medium channel which is communicated with the external part, so that a second type heat-driven compression heat.
11. The second kind of thermally driven compression heat pump consists of mainly diffuser pipe, nozzle, heat exchanger, cooler, expansion speed increaser and heat regenerator; the external part is provided with a heated medium channel communicated with the spray pipe (4), the spray pipe (4) is also provided with a heated medium channel communicated with the expansion speed increaser (8) through the heat regenerator (10) and the heat exchanger (6), the expansion speed increaser (8) is also provided with a heated medium channel communicated with the diffuser pipe (1) through the heat regenerator (10) and the cooler (7), the diffuser pipe (1) is also provided with a heated medium channel communicated with the external part, the heat exchanger (6) is also provided with a medium temperature heat medium channel communicated with the external part, and the cooler (7) is also provided with a cooling medium channel communicated with the external part, so that the second type of thermally driven compression heat pump is formed.
12. The second kind of thermally driven compression heat pump consists of mainly diffuser pipe, nozzle, heat exchanger, cooler, expansion speed increaser and heat regenerator; the external part is provided with a heated medium channel which is communicated with a spray pipe (4) through a heat regenerator (10), the spray pipe (4) is also provided with a heated medium channel which is communicated with an expansion speed increaser (8) through a heat exchanger (6) and the heat regenerator (10), the expansion speed increaser (8) is also provided with a heated medium channel which is communicated with a diffuser pipe (1) through a cooler (7), the diffuser pipe (1) is also provided with a heated medium channel which is communicated with the external part, the heat exchanger (6) is also provided with a medium temperature heat medium channel which is communicated with the external part, and the cooler (7) is also provided with a cooling medium channel which is communicated with the external part, so that a second type heat-driven.
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| CN105953473A (en) * | 2015-04-13 | 2016-09-21 | 李华玉 | Bidirectional thermal cycle and second type of heat-driven compression heat pump |
| CN106225321A (en) * | 2016-04-17 | 2016-12-14 | 李华玉 | Equations of The Second Kind thermal drivers compression heat pump |
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| CN105823253A (en) * | 2015-04-13 | 2016-08-03 | 李华玉 | First-kind thermally driven compression heat pump |
| CN105865068A (en) * | 2015-04-13 | 2016-08-17 | 李华玉 | Open-type bidirectional thermodynamic cycle and second-class thermally-driven compression heat pump |
| CN105865067A (en) * | 2015-04-13 | 2016-08-17 | 李华玉 | Open-type bidirectional thermodynamic cycle and second-class thermally-driven compression heat pump |
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