CN113310237A - Internal combustion engine type combined cycle heat pump device - Google Patents
Internal combustion engine type combined cycle heat pump device Download PDFInfo
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- CN113310237A CN113310237A CN202110538256.8A CN202110538256A CN113310237A CN 113310237 A CN113310237 A CN 113310237A CN 202110538256 A CN202110538256 A CN 202110538256A CN 113310237 A CN113310237 A CN 113310237A
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 257
- 239000000446 fuel Substances 0.000 claims abstract description 31
- 239000002826 coolant Substances 0.000 claims abstract description 30
- 239000002737 fuel gas Substances 0.000 claims description 22
- 239000007789 gas Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 description 13
- 239000007788 liquid Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 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
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/08—Adaptations for driving, or combinations with, pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
- F02G5/00—Profiting from waste heat of combustion engines, not otherwise provided for
- F02G5/02—Profiting from waste heat of exhaust gases
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The invention provides an internal combustion engine type combined cycle heat pump device, and belongs to the technical field of power, heat supply and heat pumps. An air channel is arranged outside and communicated with the internal combustion engine, a fuel channel is also arranged outside and communicated with the internal combustion engine, and a fuel channel is also arranged outside and communicated with the external; the compressor is provided with a circulating working medium channel which is communicated with a heat supplier, the heat supplier is also provided with a circulating working medium channel which is communicated with an expander, the expander is also provided with a circulating working medium channel which is communicated with a condenser, the condenser is also provided with a circulating working medium channel which is communicated with a heat exchanger through a booster pump and an internal combustion engine, and the heat exchanger is also provided with a circulating working medium channel which is communicated with the compressor; the heat supplier is also provided with a heated medium channel communicated with the outside, the condenser is also provided with a cooling medium channel communicated with the outside, the heat exchanger is also provided with a heat source medium channel communicated with the outside, and the expander and the internal combustion engine are connected with the compressor and transmit power to form the internal combustion engine type combined cycle heat pump device.
Description
The technical field is as follows:
the invention belongs to the technical field of power, heat supply and heat pumps.
Background art:
heat and power requirements are common in human life and production. The heat load of different parameters is needed, and the higher the temperature of the heat energy is, the more chance is to use the heat energy, and corresponding technology and devices are needed to deal with the high temperature and effectively use the heat energy. Meanwhile, for a heat load with a low temperature, people need to use necessary technologies to raise the temperature of the heat load before utilizing the heat load. In achieving the above objects, various considerations or conditional limitations are faced, including the type, grade and quantity of energy sources, the type, grade and quantity of user demands, ambient temperature, the type of working medium, the flow, structure and manufacturing cost of the equipment, and so on.
The internal combustion engine device for realizing heat variable work has the advantages of utilizing heat energy of a high-temperature section of the gas and having the defects of heat loss of a cooling medium and discharged gas. In view of the advantages of internal combustion engines, the effective utilization of the heat energy of the cooling medium and the discharged gas of the internal combustion engine, the effective utilization of mechanical energy or power output, and the like, the high-quality fuel combined cycle heat pump device of the internal combustion engine type, in which the cycle fluid is directly used as the cooling medium and can provide high-temperature heat load, is provided.
The invention content is as follows:
the invention mainly aims to provide an internal combustion engine type combined cycle heat pump device, and the specific invention contents are set forth in the following items:
1. an internal combustion engine type combined cycle heat pump device mainly comprises a compressor, an expander, a booster pump, a heat supplier, a condenser and an internal combustion engine; an air channel is arranged outside and communicated with the internal combustion engine, a fuel channel is also arranged outside and communicated with the internal combustion engine, and a fuel channel is also arranged outside and communicated with the external; the compressor is provided with a circulating working medium channel which is communicated with a heat supplier, the heat supplier is also provided with a circulating working medium channel which is communicated with an expander, the expander is also provided with a circulating working medium channel which is communicated with a condenser, and the condenser is also provided with a circulating working medium channel which is communicated with the compressor through a booster pump and an internal combustion engine; the heat supplier is also provided with a heated medium channel communicated with the outside, the condenser is also provided with a cooling medium channel communicated with the outside, and the expander and the internal combustion engine are connected with the compressor and transmit power to form an internal combustion engine type combined cycle heat pump device; wherein, or the expander and the internal combustion engine are connected with the compressor and the booster pump and transmit power.
2. An internal combustion engine type combined cycle heat pump device mainly comprises a compressor, an expander, a booster pump, a heat supplier, a condenser, an internal combustion engine and a heat exchanger; an air channel is arranged outside and communicated with the internal combustion engine, a fuel channel is also arranged outside and communicated with the internal combustion engine, and a fuel channel is also arranged outside and communicated with the external; the compressor is provided with a circulating working medium channel which is communicated with a heat supplier, the heat supplier is also provided with a circulating working medium channel which is communicated with an expander, the expander is also provided with a circulating working medium channel which is communicated with a condenser, the condenser is also provided with a circulating working medium channel which is communicated with a heat exchanger through a booster pump, and the heat exchanger is also provided with a circulating working medium channel which is communicated with the compressor through an internal combustion engine; the heat supplier is also provided with a heated medium channel communicated with the outside, the condenser is also provided with a cooling medium channel communicated with the outside, the heat exchanger is also provided with a heat source medium channel communicated with the outside, and the expander and the internal combustion engine are connected with the compressor and transmit power to form an internal combustion engine type combined cycle heat pump device; wherein, or the expander and the internal combustion engine are connected with the compressor and the booster pump and transmit power.
3. An internal combustion engine type combined cycle heat pump device mainly comprises a compressor, an expander, a booster pump, a heat supplier, a condenser, an internal combustion engine and a heat exchanger; an air channel is arranged outside and communicated with the internal combustion engine, a fuel channel is also arranged outside and communicated with the internal combustion engine, and a fuel channel is also arranged outside and communicated with the external; the compressor is provided with a circulating working medium channel which is communicated with a heat supplier, the heat supplier is also provided with a circulating working medium channel which is communicated with an expander, the expander is also provided with a circulating working medium channel which is communicated with a condenser, the condenser is also provided with a circulating working medium channel which is communicated with a heat exchanger through a booster pump and an internal combustion engine, and the heat exchanger is also provided with a circulating working medium channel which is communicated with the compressor; the heat supplier is also provided with a heated medium channel communicated with the outside, the condenser is also provided with a cooling medium channel communicated with the outside, the heat exchanger is also provided with a heat source medium channel communicated with the outside, and the expander and the internal combustion engine are connected with the compressor and transmit power to form an internal combustion engine type combined cycle heat pump device; wherein, or the expander and the internal combustion engine are connected with the compressor and the booster pump and transmit power.
4. An internal combustion engine type combined cycle heat pump device mainly comprises a compressor, an expander, a booster pump, a heat supplier, a condenser, an internal combustion engine and a heat exchanger; the external part of the heat exchanger is provided with an air channel communicated with the internal combustion engine, the external part of the heat exchanger is also provided with a fuel channel communicated with the internal combustion engine, and the internal combustion engine is also provided with a fuel gas channel communicated with the external part of the heat exchanger; the compressor is provided with a circulating working medium channel which is communicated with a heat supplier, the heat supplier is also provided with a circulating working medium channel which is communicated with an expander, the expander is also provided with a circulating working medium channel which is communicated with a condenser, the condenser is also provided with a circulating working medium channel which is communicated with a heat exchanger through a booster pump, and the heat exchanger is also provided with a circulating working medium channel which is communicated with the compressor through an internal combustion engine; the heat supplier is also provided with a heated medium channel communicated with the outside, the condenser is also provided with a cooling medium channel communicated with the outside, the heat exchanger or the heat source medium channel is communicated with the outside, and the expander and the internal combustion engine are connected with the compressor and transmit power to form an internal combustion engine type combined cycle heat pump device; wherein, or the expander and the internal combustion engine are connected with the compressor and the booster pump and transmit power.
5. An internal combustion engine type combined cycle heat pump device mainly comprises a compressor, an expander, a booster pump, a heat supplier, a condenser, an internal combustion engine and a heat exchanger; the external part of the heat exchanger is provided with an air channel communicated with the internal combustion engine, the external part of the heat exchanger is also provided with a fuel channel communicated with the internal combustion engine, and the internal combustion engine is also provided with a fuel gas channel communicated with the external part of the heat exchanger; the compressor is provided with a circulating working medium channel which is communicated with a heat supplier, the heat supplier is also provided with a circulating working medium channel which is communicated with an expander, the expander is also provided with a circulating working medium channel which is communicated with a condenser, the condenser is also provided with a circulating working medium channel which is communicated with a heat exchanger through a booster pump and an internal combustion engine, and the heat exchanger is also provided with a circulating working medium channel which is communicated with the compressor; the heat supplier is also provided with a heated medium channel communicated with the outside, the condenser is also provided with a cooling medium channel communicated with the outside, the heat exchanger or the heat source medium channel is communicated with the outside, and the expander and the internal combustion engine are connected with the compressor and transmit power to form an internal combustion engine type combined cycle heat pump device; wherein, or the expander and the internal combustion engine are connected with the compressor and the booster pump and transmit power.
6. An internal combustion engine type combined cycle heat pump device, wherein a newly added heat supply device is added in any one of the internal combustion engine type combined cycle heat pump devices in items 1-3, a gas channel of an internal combustion engine is communicated with the outside to adjust the communication between the gas channel of the internal combustion engine and the outside, and the newly added heat supply device and a heated medium channel are communicated with the outside to form the internal combustion engine type combined cycle heat pump device.
7. An internal combustion engine type combined cycle heat pump device, wherein a newly added heat supply device is added in any one of the internal combustion engine type combined cycle heat pump devices described in items 4-5, a gas channel of an internal combustion engine is adjusted to be communicated with the outside through a heat exchanger, the gas channel of the internal combustion engine is communicated with the outside through the newly added heat supply device and the heat exchanger, and a heated medium channel of the newly added heat supply device is communicated with the outside to form the internal combustion engine type combined cycle heat pump device.
8. An internal combustion engine type combined cycle heat pump device is characterized in that a second compressor is added in any one of the internal combustion engine type combined cycle heat pump devices 1-7, a circulating working medium channel of the compressor is communicated with a heat supplier to adjust the communication between the circulating working medium channel of the compressor and the heat supplier, the circulating working medium channel of the second compressor is communicated with the heat supplier, the second compressor is further communicated with the heat supplier, and an internal combustion engine is connected with the second compressor and transmits power to form the internal combustion engine type combined cycle heat pump device.
9. An internal combustion engine type combined cycle heat pump device is characterized in that a power machine is added in any one of the internal combustion engine type combined cycle heat pump devices 1-8, the power machine is connected with a compressor and provides power for the compressor, and an internal combustion engine type combined cycle heat pump device driven by additional external power is formed.
10. An internal combustion engine type combined cycle heat pump device is an internal combustion engine type combined cycle heat pump device which is additionally provided with a working machine in any one of the internal combustion engine type combined cycle heat pump devices 1 to 8, wherein the internal combustion engine is connected with the working machine and provides power for the working machine to form an additional external power supply load.
Description of the drawings:
fig. 1 is a schematic 1 st thermodynamic system diagram of an internal combustion engine type combined cycle heat pump apparatus provided in accordance with the present invention.
Fig. 2 is a schematic thermodynamic system diagram of 2 nd principle of an internal combustion engine type combined cycle heat pump apparatus provided according to the present invention.
Fig. 3 is a 3 rd principle thermodynamic system diagram of an internal combustion engine type combined cycle heat pump apparatus provided in accordance with the present invention.
Fig. 4 is a diagram of a 4 th principle thermodynamic system of an internal combustion engine type combined cycle heat pump apparatus provided in accordance with the present invention.
Fig. 5 is a diagram of a 5 th principle thermodynamic system of an internal combustion engine type combined cycle heat pump apparatus provided in accordance with the present invention.
Fig. 6 is a 6 th principle thermodynamic system diagram of an internal combustion engine type combined cycle heat pump apparatus provided in accordance with the present invention.
Fig. 7 is a 7 th principle thermodynamic system diagram of an internal combustion engine type combined cycle heat pump apparatus provided in accordance with the present invention.
Fig. 8 is a diagram of an 8 th principle thermodynamic system of an internal combustion engine type combined cycle heat pump apparatus provided in accordance with the present invention.
In the figure, 1-compressor, 2-expander, 3-booster pump, 4-heater, 5-condenser, 6-internal combustion engine, 7-heat exchanger, 8-second compressor; a-adding a heat supply device.
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 internal combustion engine type combined cycle heat pump apparatus shown in fig. 1 is realized by:
(1) structurally, the air conditioner mainly comprises a compressor, an expander, a booster pump, a heat supply device, a condenser and an internal combustion engine; an air channel is arranged outside and communicated with the internal combustion engine 6, a fuel channel is also arranged outside and communicated with the internal combustion engine 6, and the internal combustion engine 6 is also provided with a fuel gas channel and communicated with the outside; the compressor 1 is provided with a circulating working medium channel which is communicated with the heat supplier 4, the heat supplier 4 is also provided with a circulating working medium channel which is communicated with the expander 2, the expander 2 is also provided with a circulating working medium channel which is communicated with the condenser 5, and the condenser 5 is also provided with a circulating working medium channel which is communicated with the compressor 1 through the booster pump 3 and the internal combustion engine 6; the heat supplier 4 is also communicated with the outside through a heated medium channel, the condenser 5 is also communicated with the outside through a cooling medium channel, and the expander 2 and the internal combustion engine 6 are connected with the compressor 1 and transmit power.
(2) In the process, external fuel and air enter the internal combustion engine 6, a series of processes including combustion and expansion are completed in the cylinder of the internal combustion engine 6, and the fuel gas after the internal combustion engine 6 completes work is discharged outwards; the liquid circulating working medium of the condenser 5 is pressurized by the booster pump 3, then flows through the internal combustion engine 6, absorbs heat and evaporates into gaseous circulating working medium, flows through the compressor 1, is boosted and heated, and then enters the heat supply device 4; the circulating working medium entering the heat supplier 4 releases heat to the heated medium and partially condenses, and then enters the expander 2 to reduce the pressure and do work; the circulating working medium discharged by the expander 2 enters the condenser 5 and releases heat to the cooling medium, and then a liquid circulating working medium is formed; the work output by the expander 2 and the internal combustion engine 6 is provided for the compressor 1 as power, or the work output by the expander 2 and the internal combustion engine 6 is provided for the compressor 1 and external power; the fuel provides high-temperature driving heat load through the internal combustion engine 6, the fuel gas takes away the heat load discharged, the heated medium obtains the high-temperature heat load through the heat supplier 4, and the cooling medium takes away the low-temperature heat load through the condenser 5, so that the internal combustion engine type combined cycle heat pump device is formed.
The internal combustion engine type combined cycle heat pump apparatus shown in fig. 2 is realized by:
(1) structurally, the heat pump system consists of compressor, expander, booster pump, heat supplier, condenser, internal combustion engine and heat exchanger; an air channel is arranged outside and communicated with the internal combustion engine 6, a fuel channel is also arranged outside and communicated with the internal combustion engine 6, and the internal combustion engine 6 is also provided with a fuel gas channel and communicated with the outside; the compressor 1 is provided with a circulating working medium channel which is communicated with the heat supplier 4, the heat supplier 4 is also provided with a circulating working medium channel which is communicated with the expander 2, the expander 2 is also provided with a circulating working medium channel which is communicated with the condenser 5, the condenser 5 is also provided with a circulating working medium channel which is communicated with the heat exchanger 7 through the booster pump 3, and the heat exchanger 7 is also provided with a circulating working medium channel which is communicated with the compressor 1 through the internal combustion engine 6; the heat supplier 4 is also communicated with the outside through a heated medium channel, the condenser 5 is also communicated with the outside through a cooling medium channel, the heat exchanger 7 is also communicated with the outside through a heat source medium channel, and the expander 2 and the internal combustion engine 6 are connected with the compressor 1 and transmit power.
(2) In the process, external fuel and air enter the internal combustion engine 6, a series of processes including combustion and expansion are completed in the cylinder of the internal combustion engine 6, and the fuel gas after the internal combustion engine 6 completes work is discharged outwards; the liquid circulating working medium of the condenser 5 is pressurized by the booster pump 3, then flows through the heat exchanger 7 and the internal combustion engine 6, absorbs heat and evaporates into gaseous circulating working medium, flows through the compressor 1 to be boosted and heated, and then enters the heat supplier 4; the circulating working medium entering the heat supplier 4 releases heat to the heated medium and partially condenses, and then enters the expander 2 to reduce the pressure and do work; the circulating working medium discharged by the expander 2 enters the condenser 5 and releases heat to the cooling medium, and then a liquid circulating working medium is formed; the work output by the expander 2 and the internal combustion engine 6 is provided for the compressor 1 as power, or the work output by the expander 2 and the internal combustion engine 6 is provided for the compressor 1 and external power, or the expander 2, the internal combustion engine 6 and the external power supply the compressor 1 together; the fuel provides high-temperature driving heat load through the internal combustion engine 6, the fuel gas takes away the heat load discharged, the heated medium obtains high-temperature heat load through the heat supplier 4, the cooling medium takes away low-temperature heat load through the condenser 5, and the heat source medium provides medium-temperature heat load through the heat exchanger 7, so that the internal combustion engine type combined cycle heat pump device is formed.
The internal combustion engine type combined cycle heat pump apparatus shown in fig. 3 is realized by:
(1) structurally, the heat pump system consists of compressor, expander, booster pump, heat supplier, condenser, internal combustion engine and heat exchanger; an air channel is arranged outside and communicated with the internal combustion engine 6, a fuel channel is also arranged outside and communicated with the internal combustion engine 6, and the internal combustion engine 6 is also provided with a fuel gas channel and communicated with the outside; the compressor 1 is provided with a circulating working medium channel which is communicated with the heat supplier 4, the heat supplier 4 is also provided with a circulating working medium channel which is communicated with the expander 2, the expander 2 is also provided with a circulating working medium channel which is communicated with the condenser 5, the condenser 5 is also provided with a circulating working medium channel which is communicated with the heat exchanger 7 through the booster pump 3 and the internal combustion engine 6, and the heat exchanger 7 is also provided with a circulating working medium channel which is communicated with the compressor 1; the heat supplier 4 is also communicated with the outside through a heated medium channel, the condenser 5 is also communicated with the outside through a cooling medium channel, the heat exchanger 7 is also communicated with the outside through a heat source medium channel, and the expander 2 and the internal combustion engine 6 are connected with the compressor 1 and transmit power.
(2) In the process, external fuel and air enter the internal combustion engine 6, a series of processes including combustion and expansion are completed in the cylinder of the internal combustion engine 6, and the fuel gas after the internal combustion engine 6 completes work is discharged outwards; the liquid circulating working medium of the condenser 5 is pressurized by the booster pump 3, then flows through the internal combustion engine 6 and the heat exchanger 7, absorbs heat and evaporates into gaseous circulating working medium, flows through the compressor 1, is boosted and heated, and then enters the heat supplier 4; the circulating working medium entering the heat supplier 4 releases heat to the heated medium and partially condenses, and then enters the expander 2 to reduce the pressure and do work; the circulating working medium discharged by the expander 2 enters the condenser 5 and releases heat to the cooling medium, and then a liquid circulating working medium is formed; the work output by the expander 2 and the internal combustion engine 6 is provided for the compressor 1 as power, or the work output by the expander 2 and the internal combustion engine 6 is provided for the compressor 1 and external power, or the expander 2, the internal combustion engine 6 and the external power supply the compressor 1 together; the fuel provides high-temperature driving heat load through the internal combustion engine 6, the fuel gas takes away the heat load discharged, the heated medium obtains high-temperature heat load through the heat supplier 4, the cooling medium takes away low-temperature heat load through the condenser 5, and the heat source medium provides medium-temperature heat load through the heat exchanger 7, so that the internal combustion engine type combined cycle heat pump device is formed.
The internal combustion engine type combined cycle heat pump apparatus shown in fig. 4 is realized by:
(1) structurally, the heat pump system consists of compressor, expander, booster pump, heat supplier, condenser, internal combustion engine and heat exchanger; an air channel is arranged outside and communicated with the internal combustion engine 6, a fuel channel is also arranged outside and communicated with the internal combustion engine 6, and the internal combustion engine 6 and a fuel gas channel are also communicated with the outside through a heat exchanger 7; the compressor 1 is provided with a circulating working medium channel which is communicated with the heat supplier 4, the heat supplier 4 is also provided with a circulating working medium channel which is communicated with the expander 2, the expander 2 is also provided with a circulating working medium channel which is communicated with the condenser 5, the condenser 5 is also provided with a circulating working medium channel which is communicated with the heat exchanger 7 through the booster pump 3, and the heat exchanger 7 is also provided with a circulating working medium channel which is communicated with the compressor 1 through the internal combustion engine 6; the heat supplier 4 is also communicated with the outside through a heated medium channel, the condenser 5 is also communicated with the outside through a cooling medium channel, the heat exchanger 7 is also communicated with the outside through a heat source medium channel, and the expander 2 and the internal combustion engine 6 are connected with the compressor 1 and transmit power.
(2) In the flow, external fuel and air enter the internal combustion engine 6, a series of processes including combustion and expansion are completed in a cylinder of the internal combustion engine 6, and fuel gas which finishes doing work in the internal combustion engine 6 flows through the heat exchanger 7 to release heat and is discharged outwards; the liquid circulating working medium of the condenser 5 is pressurized by the booster pump 3, then flows through the heat exchanger 7 and the internal combustion engine 6, absorbs heat and evaporates into gaseous circulating working medium, flows through the compressor 1 to be boosted and heated, and then enters the heat supplier 4; the circulating working medium entering the heat supplier 4 releases heat to the heated medium and partially condenses, and then enters the expander 2 to reduce the pressure and do work; the circulating working medium discharged by the expander 2 enters the condenser 5 and releases heat to the cooling medium, and then a liquid circulating working medium is formed; the work output by the expander 2 and the internal combustion engine 6 is provided for the compressor 1 as power, or the work output by the expander 2 and the internal combustion engine 6 is provided for the compressor 1 and external power, or the expander 2, the internal combustion engine 6 and the external power supply the compressor 1 together; the fuel provides high-temperature driving heat load through the internal combustion engine 6, the fuel gas takes away the heat load discharged, the heated medium obtains high-temperature heat load through the heat supplier 4, the cooling medium takes away low-temperature heat load through the condenser 5, and the heat source medium provides medium-temperature heat load through the heat exchanger 7, so that the internal combustion engine type combined cycle heat pump device is formed.
The internal combustion engine type combined cycle heat pump apparatus shown in fig. 5 is realized by:
(1) structurally, the heat pump system consists of compressor, expander, booster pump, heat supplier, condenser, internal combustion engine and heat exchanger; an air channel is arranged outside and communicated with the internal combustion engine 6, a fuel channel is also arranged outside and communicated with the internal combustion engine 6, and the internal combustion engine 6 and a fuel gas channel are also communicated with the outside through a heat exchanger 7; the compressor 1 is provided with a circulating working medium channel which is communicated with the heat supplier 4, the heat supplier 4 is also provided with a circulating working medium channel which is communicated with the expander 2, the expander 2 is also provided with a circulating working medium channel which is communicated with the condenser 5, the condenser 5 is also provided with a circulating working medium channel which is communicated with the heat exchanger 7 through the booster pump 3 and the internal combustion engine 6, and the heat exchanger 7 is also provided with a circulating working medium channel which is communicated with the compressor 1; the heat supplier 4 is also communicated with the outside through a heated medium channel, the condenser 5 is also communicated with the outside through a cooling medium channel, and the expander 2 and the internal combustion engine 6 are connected with the compressor 1 and transmit power.
(2) In the flow, external fuel and air enter the internal combustion engine 6, a series of processes including combustion and expansion are completed in a cylinder of the internal combustion engine 6, and fuel gas which finishes doing work in the internal combustion engine 6 flows through the heat exchanger 7 to release heat and is discharged outwards; the liquid circulating working medium of the condenser 5 is pressurized by the booster pump 3, then flows through the internal combustion engine 6 and the heat exchanger 7, absorbs heat and evaporates into gaseous circulating working medium, flows through the compressor 1, is boosted and heated, and then enters the heat supplier 4; the circulating working medium entering the heat supplier 4 releases heat to the heated medium and partially condenses, and then enters the expander 2 to reduce the pressure and do work; the circulating working medium discharged by the expander 2 enters the condenser 5 and releases heat to the cooling medium, and then a liquid circulating working medium is formed; the work output by the expander 2 and the internal combustion engine 6 is provided for the compressor 1 as power, or the work output by the expander 2 and the internal combustion engine 6 is provided for the compressor 1 and external power, or the expander 2, the internal combustion engine 6 and the external power supply the compressor 1 together; the fuel provides high-temperature driving heat load through the internal combustion engine 6, the fuel gas takes away the heat load discharged, the heated medium obtains the high-temperature heat load through the heat supplier 4, and the cooling medium takes away the low-temperature heat load through the condenser 5, so that the internal combustion engine type combined cycle heat pump device is formed.
The internal combustion engine type combined cycle heat pump apparatus shown in fig. 6 is realized by:
(1) structurally, in the internal combustion engine type combined cycle heat pump device shown in fig. 1, a newly added heat supply device is added, and a gas channel of the internal combustion engine 6 is communicated with the outside to adjust that the gas channel of the internal combustion engine 6 is communicated with the outside through the newly added heat supply device a, and the newly added heat supply device a is also communicated with the outside through a heated medium channel.
(2) In the flow, compared with the working flow of the internal combustion engine type combined cycle heat pump device shown in fig. 1, the increased or changed flow is performed in such a way that the gas discharged from the internal combustion engine 6 flows through the additional heat supplier a and releases heat, and then is discharged to the outside, thereby forming the internal combustion engine type combined cycle heat pump device.
The internal combustion engine type combined cycle heat pump apparatus shown in fig. 7 is realized by:
(1) structurally, in the internal combustion engine type combined cycle heat pump device shown in fig. 4, a newly added heat supply device is added, a gas channel of the internal combustion engine 6 is communicated with the outside through a heat exchanger 7, the gas channel of the internal combustion engine 6 is adjusted to be communicated with the outside through a newly added heat supply device A and the heat exchanger 7, and the newly added heat supply device A is also communicated with the outside through a heated medium channel.
(2) In the flow, compared with the working flow of the internal combustion engine type combined cycle heat pump apparatus shown in fig. 4, the increased or changed flow is performed in such a manner that the gas discharged from the internal combustion engine 6 passes through the additional heat supplier a and the heat exchanger 7 to gradually release heat, and then is discharged to the outside, thereby forming the internal combustion engine type combined cycle heat pump apparatus.
The internal combustion engine type combined cycle heat pump apparatus shown in fig. 8 is realized by:
(1) structurally, in the internal combustion engine type combined cycle heat pump device shown in fig. 4, a second compressor is added, a circulating working medium channel is communicated with a heat supplier 4 of the compressor 1, the compressor 1 is adjusted to be communicated with the second compressor 8 through the heat supplier 4, the second compressor 8 is communicated with the heat supplier 4 through the circulating working medium channel, and the internal combustion engine 6 is connected with the second compressor 8 and transmits power.
(2) In the process, compared with the working process of the internal combustion engine type combined cycle heat pump device shown in fig. 4, the increased or changed process is carried out in such a way that the circulating working medium discharged by the compressor 1 flows through the heat supplier 4 to release heat and then enters the second compressor 8 to be boosted and heated, the circulating working medium discharged by the second compressor 8 flows through the heat supplier 4 to release heat and then enters the expander 2, and the internal combustion engine 6 provides power for the second compressor 8, so that the internal combustion engine type combined cycle heat pump device is formed.
The effect that the technology of the invention can realize-the internal combustion engine type combined cycle heat pump device provided by the invention has the following effects and advantages:
(1) provides a new idea and a new technology for utilizing the temperature difference.
(2) The process is reasonable, and high-efficiency high-temperature heat supply can be realized.
(3) The heat energy (temperature difference) is driven to realize the temperature increase of the heat energy, or the heat energy and the temperature can be selected to provide power for the outside at the same time.
(4) When necessary, the heat energy temperature is increased by means of external power, the mode is flexible, and the adaptability is good.
(5) The compressor, the expander, the booster pump and the heat exchanger are used as the components of the internal combustion engine type combined cycle heat pump device, and the structure is simple.
(6) The circulating medium is directly used as a cooling medium of the internal combustion engine, and the performance index of the device is higher.
(7) A plurality of specific technical schemes are provided, so that the method can cope with a plurality of different actual conditions and has a wider application range.
(8) The heat pump technology/heat power combined supply technology/heat power combined technology is expanded, and the high-efficiency utilization of heat energy is favorably realized.
Claims (10)
1. An internal combustion engine type combined cycle heat pump device mainly comprises a compressor, an expander, a booster pump, a heat supplier, a condenser and an internal combustion engine; an air channel is arranged outside and communicated with the internal combustion engine (6), a fuel channel is also arranged outside and communicated with the internal combustion engine (6), and a fuel gas channel is also arranged outside and communicated with the internal combustion engine (6); the compressor (1) is provided with a circulating working medium channel which is communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel which is communicated with the expander (2), the expander (2) is also provided with a circulating working medium channel which is communicated with the condenser (5), and the condenser (5) is also provided with a circulating working medium channel which is communicated with the compressor (1) through the booster pump (3) and the internal combustion engine (6); the heat supplier (4) is also provided with a heated medium channel communicated with the outside, the condenser (5) is also provided with a cooling medium channel communicated with the outside, and the expander (2) and the internal combustion engine (6) are connected with the compressor (1) and transmit power to form an internal combustion engine type combined cycle heat pump device; wherein, or the expander (2) and the internal combustion engine (6) are connected with the compressor (1) and the booster pump (3) and transmit power.
2. An internal combustion engine type combined cycle heat pump device mainly comprises a compressor, an expander, a booster pump, a heat supplier, a condenser, an internal combustion engine and a heat exchanger; an air channel is arranged outside and communicated with the internal combustion engine (6), a fuel channel is also arranged outside and communicated with the internal combustion engine (6), and a fuel gas channel is also arranged outside and communicated with the internal combustion engine (6); the compressor (1) is provided with a circulating working medium channel which is communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel which is communicated with the expander (2), the expander (2) is also provided with a circulating working medium channel which is communicated with the condenser (5), the condenser (5) is also provided with a circulating working medium channel which is communicated with the heat exchanger (7) through the booster pump (3), and the heat exchanger (7) is also provided with a circulating working medium channel which is communicated with the compressor (1) through the internal combustion engine (6); the heat supplier (4) is also provided with a heated medium channel communicated with the outside, the condenser (5) is also provided with a cooling medium channel communicated with the outside, the heat exchanger (7) is also provided with a heat source medium channel communicated with the outside, and the expander (2) and the internal combustion engine (6) are connected with the compressor (1) and transmit power to form an internal combustion engine type combined cycle heat pump device; wherein, or the expander (2) and the internal combustion engine (6) are connected with the compressor (1) and the booster pump (3) and transmit power.
3. An internal combustion engine type combined cycle heat pump device mainly comprises a compressor, an expander, a booster pump, a heat supplier, a condenser, an internal combustion engine and a heat exchanger; an air channel is arranged outside and communicated with the internal combustion engine (6), a fuel channel is also arranged outside and communicated with the internal combustion engine (6), and a fuel gas channel is also arranged outside and communicated with the internal combustion engine (6); the compressor (1) is provided with a circulating working medium channel which is communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel which is communicated with the expander (2), the expander (2) is also provided with a circulating working medium channel which is communicated with the condenser (5), the condenser (5) is also provided with a circulating working medium channel which is communicated with the heat exchanger (7) through the booster pump (3) and the internal combustion engine (6), and the heat exchanger (7) is also provided with a circulating working medium channel which is communicated with the compressor (1); the heat supplier (4) is also provided with a heated medium channel communicated with the outside, the condenser (5) is also provided with a cooling medium channel communicated with the outside, the heat exchanger (7) is also provided with a heat source medium channel communicated with the outside, and the expander (2) and the internal combustion engine (6) are connected with the compressor (1) and transmit power to form an internal combustion engine type combined cycle heat pump device; wherein, or the expander (2) and the internal combustion engine (6) are connected with the compressor (1) and the booster pump (3) and transmit power.
4. An internal combustion engine type combined cycle heat pump device mainly comprises a compressor, an expander, a booster pump, a heat supplier, a condenser, an internal combustion engine and a heat exchanger; an air channel is arranged outside and communicated with the internal combustion engine (6), a fuel channel is also arranged outside and communicated with the internal combustion engine (6), and the internal combustion engine (6) is also provided with a fuel gas channel which is communicated with the outside through a heat exchanger (7); the compressor (1) is provided with a circulating working medium channel which is communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel which is communicated with the expander (2), the expander (2) is also provided with a circulating working medium channel which is communicated with the condenser (5), the condenser (5) is also provided with a circulating working medium channel which is communicated with the heat exchanger (7) through the booster pump (3), and the heat exchanger (7) is also provided with a circulating working medium channel which is communicated with the compressor (1) through the internal combustion engine (6); the heat supplier (4) is also provided with a heated medium channel communicated with the outside, the condenser (5) is also provided with a cooling medium channel communicated with the outside, the heat exchanger (7) or the heat source medium channel is also communicated with the outside, and the expander (2) and the internal combustion engine (6) are connected with the compressor (1) and transmit power to form an internal combustion engine type combined cycle heat pump device; wherein, or the expander (2) and the internal combustion engine (6) are connected with the compressor (1) and the booster pump (3) and transmit power.
5. An internal combustion engine type combined cycle heat pump device mainly comprises a compressor, an expander, a booster pump, a heat supplier, a condenser, an internal combustion engine and a heat exchanger; an air channel is arranged outside and communicated with the internal combustion engine (6), a fuel channel is also arranged outside and communicated with the internal combustion engine (6), and the internal combustion engine (6) is also provided with a fuel gas channel which is communicated with the outside through a heat exchanger (7); the compressor (1) is provided with a circulating working medium channel which is communicated with the heat supplier (4), the heat supplier (4) is also provided with a circulating working medium channel which is communicated with the expander (2), the expander (2) is also provided with a circulating working medium channel which is communicated with the condenser (5), the condenser (5) is also provided with a circulating working medium channel which is communicated with the heat exchanger (7) through the booster pump (3) and the internal combustion engine (6), and the heat exchanger (7) is also provided with a circulating working medium channel which is communicated with the compressor (1); the heat supplier (4) is also provided with a heated medium channel communicated with the outside, the condenser (5) is also provided with a cooling medium channel communicated with the outside, the heat exchanger (7) or the heat source medium channel is also communicated with the outside, and the expander (2) and the internal combustion engine (6) are connected with the compressor (1) and transmit power to form an internal combustion engine type combined cycle heat pump device; wherein, or the expander (2) and the internal combustion engine (6) are connected with the compressor (1) and the booster pump (3) and transmit power.
6. An internal combustion engine type combined cycle heat pump device is characterized in that a newly-added heat supply device is added in any internal combustion engine type combined cycle heat pump device in claims 1-3, a gas channel of an internal combustion engine (6) is communicated with the outside, the gas channel of the internal combustion engine (6) is communicated with the outside through the newly-added heat supply device (A), and a heated medium channel of the newly-added heat supply device (A) is communicated with the outside to form the internal combustion engine type combined cycle heat pump device.
7. An internal combustion engine type combined cycle heat pump device is characterized in that in any one of the internal combustion engine type combined cycle heat pump devices in claims 4-5, a newly added heat supply device is added, a gas channel of an internal combustion engine (6) is communicated with the outside through a heat exchanger (7) and adjusted to be communicated with the outside through the newly added heat supply device (A) and the heat exchanger (7), the newly added heat supply device (A) and a heated medium channel are communicated with the outside, and the internal combustion engine type combined cycle heat pump device is formed.
8. An internal combustion engine type combined cycle heat pump device is characterized in that a second compressor is added in any one of the internal combustion engine type combined cycle heat pump devices in claims 1-7, a cycle working medium channel of the compressor (1) is communicated with a heat supplier (4) and adjusted to be communicated with the second compressor (8) through the heat supplier (4) and the cycle working medium channel of the compressor (1), the second compressor (8) is communicated with the heat supplier (4) through the cycle working medium channel, and an internal combustion engine (6) is connected with the second compressor (8) and transmits power to form the internal combustion engine type combined cycle heat pump device.
9. An internal combustion engine type combined cycle heat pump device is characterized in that a power machine is added in any internal combustion engine type combined cycle heat pump device of claims 1-8, the power machine is connected with a compressor (1) and provides power for the compressor (1), and an internal combustion engine type combined cycle heat pump device driven by additional external power is formed.
10. An internal combustion engine type combined cycle heat pump device is an internal combustion engine type combined cycle heat pump device which is added with a working machine in any one of the internal combustion engine type combined cycle heat pump devices of claims 1 to 8, wherein an internal combustion engine (6) is connected with the working machine and provides power for the working machine to form an additional external power supply load.
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| CN2020104283151 | 2020-05-11 | ||
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| CN110455010A (en) * | 2018-07-01 | 2019-11-15 | 李华玉 | Combined cycle heat pump assembly |
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| CN106440510A (en) * | 2016-02-25 | 2017-02-22 | 李华玉 | Second-class thermally driven compression heat pump |
| CN108119195A (en) * | 2016-12-20 | 2018-06-05 | 李华玉 | Combined circulation power apparatus |
| CN108119196A (en) * | 2017-12-07 | 2018-06-05 | 李华玉 | Combined circulation power apparatus |
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