CN117249614A - Fuel-carrying homonuclear compression type heat pump device - Google Patents

Fuel-carrying homonuclear compression type heat pump device Download PDF

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Publication number
CN117249614A
CN117249614A CN202311108874.4A CN202311108874A CN117249614A CN 117249614 A CN117249614 A CN 117249614A CN 202311108874 A CN202311108874 A CN 202311108874A CN 117249614 A CN117249614 A CN 117249614A
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China
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temperature
low
communicated
compressor
regenerator
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CN202311108874.4A
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李华玉
李鸿瑞
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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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/40—Fluid line arrangements
    • 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
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • F25B40/06—Superheaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • 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
    • F25B7/00—Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C1/00—Reactor types
    • G21C1/32—Integral reactors, i.e. reactors wherein parts functionally associated with the reactor but not essential to the reaction, e.g. heat exchangers, are disposed inside the enclosure with the core
    • G21C1/326—Integral reactors, i.e. reactors wherein parts functionally associated with the reactor but not essential to the reaction, e.g. heat exchangers, are disposed inside the enclosure with the core wherein the heat exchanger is disposed next to or beside the core

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Central Heating Systems (AREA)

Abstract

The invention provides a fuel-carrying homonuclear compression heat pump device, and belongs to the technical field of thermodynamics and heat pumps. The outside is provided with a high-grade fuel channel communicated with a heating furnace, the outside is provided with an air channel communicated with the heating furnace through a heat source regenerator, the heating furnace is provided with a fuel gas channel communicated with the outside through the heat source regenerator, the high-temperature compressor is provided with a high-pressure circulating working medium channel communicated with a low-temperature expansion machine through a nuclear reactor, the heating furnace, a high-temperature expansion machine and a heat supplier, the low-temperature expansion machine is communicated with the regenerator through a low-pressure port after being communicated with the regenerator, the low-temperature expansion machine is divided into two paths after being communicated with the low-temperature heat exchanger, the first path is communicated with the heat regenerator and then is communicated with the high-temperature compressor, and the second path is communicated with the low-temperature compressor; the heat supply device is provided with a heated medium channel, the low-temperature heat exchanger is provided with a low-temperature medium channel which is respectively communicated with the outside, and the high-temperature expansion machine and the low-temperature expansion machine are connected with the high-temperature compressor and the low-temperature compressor and transmit power to form the fuel-carrying homonuclear compression heat pump device.

Description

Fuel-carrying homonuclear compression type heat pump device
Technical field:
the invention belongs to the technical field of thermodynamics and heat pumps.
The background technology is as follows:
the fuel combustion releases high-temperature heat energy, and can be used for refrigeration or obtaining low-temperature load to realize high-efficiency heat supply. In most cases, the temperature of the cooling medium changes during refrigeration, the temperature of the heated medium also often changes during heating, and in other cases, the heated medium has the characteristics and requirements of temperature change, high temperature and the like; from the low temperature heat source perspective, the two conditions of temperature change and temperature fixing are divided. Advanced heat pump technology is required to meet different conditions and requirements.
The nuclear fuel is a high-quality energy source, and can realize refrigeration/heating by utilizing a single-cycle or combined-cycle heat pump device; however, due to factors such as the working principle, the material performance and the safety requirement, the application value of the nuclear fuel is difficult to fully develop in a refrigerating/heating system with nuclear energy as independent driving energy, and the performance index of the system has a large improvement space.
The first type of heat driven compression heat pump technology taking the first type of heating cycle as the working principle is a basic means for refrigerating and efficiently supplying heat by utilizing high-temperature heat energy; the device has the advantages that the device can meet the requirements of variable temperature heat supply and high temperature heat supply and can fully utilize the high temperature load of fuel gas; however, when the temperature of the low-temperature heat resource is low (for example, ambient air is used as the low-temperature heat resource) or is a constant-temperature heat resource, the temperature change range of the endothermic process for acquiring the low-temperature heat load is required to be as small as possible; in order to minimize irreversible loss of heat transfer temperature difference between high temperature fuel gas and circulating working medium, high boost ratio is needed in the compression process of the system.
The invention provides a fuel carrying homonuclear compression heat pump device which has reasonable flow, simple structure, reasonable performance index and capability of reducing low-temperature heat absorption temperature difference loss as far as possible, can realize deep utilization of low-temperature heat resources, meets high-temperature heat supply requirements and remarkably improves nuclear energy utilization value.
The invention comprises the following steps:
the invention mainly aims to provide a fuel carrying nuclear energy compression heat pump device, and the specific invention is described in the following items:
1. the fuel carrying homonuclear compression heat pump device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator and a low-temperature heat exchanger; the outside is provided with a high-grade fuel channel which is communicated with the heating furnace, the outside is also provided with an air channel which is communicated with the heating furnace through a heat source regenerator, the heating furnace is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator, the high-temperature compressor is provided with a high-pressure circulating working medium channel which is communicated with the low-temperature expander through a nuclear reactor, the heating furnace, a high-temperature expander and a heat supplier, the low-temperature compressor is communicated with the low-temperature expander through a low-pressure port after being communicated with the regenerator, the low-temperature expander is also provided with an outlet circulating working medium channel which is communicated with the low-temperature heat exchanger and then is divided into two paths, wherein the first path is communicated with the high-temperature compressor after being communicated with the regenerator, and the second path is communicated with the low-temperature compressor; the heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger is also communicated with the outside through a low-temperature medium channel, and the high-temperature expansion machine and the low-temperature expansion machine are connected with the high-temperature compressor and the low-temperature compressor and transmit power to form the fuel-carrying homonuclear compression heat pump device.
2. The fuel carrying homonuclear compression heat pump device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator and a low-temperature heat exchanger; the outside is provided with a high-grade fuel channel which is communicated with a heating furnace, the outside is also provided with an air channel which is communicated with the heating furnace through a heat source regenerator, the heating furnace is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator, the high-temperature compressor is provided with a circulating working medium channel which is communicated with the heating furnace through the heat regenerator, the high-temperature compressor is further provided with a high-pressure circulating working medium channel which is communicated with a low-temperature expansion machine through a nuclear reactor, the heating furnace, a high-temperature expansion machine and a heat supplier, the low-temperature compressor is provided with a low-pressure circulating working medium channel which is communicated with the low-temperature expansion machine through a low-pressure port, the low-temperature expansion machine is also provided with an outlet circulating working medium channel which is communicated with the low-temperature heat exchanger, and then the low-temperature compressor is divided into two paths, namely a first path is communicated with the high-temperature compressor, and a second path is communicated with the low-temperature compressor; the heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger is also communicated with the outside through a low-temperature medium channel, and the high-temperature expansion machine and the low-temperature expansion machine are connected with the high-temperature compressor and the low-temperature compressor and transmit power to form the fuel-carrying homonuclear compression heat pump device.
3. The fuel carrying homonuclear compression heat pump device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator, a low-temperature heat exchanger and a second regenerator; the outside is provided with a high-grade fuel channel which is communicated with a heating furnace, the outside is also provided with an air channel which is communicated with the heating furnace through a heat source regenerator, the heating furnace is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator, a high-temperature compressor is provided with a high-pressure circulating working medium channel which is communicated with a low-temperature expansion machine through a nuclear reactor, the heating furnace, a high-temperature expansion machine, a heat supplier and a second regenerator, the low-temperature compressor is provided with a low-pressure circulating working medium channel which is communicated with the low-temperature expansion machine through a low-pressure port after passing through the regenerator, the low-temperature expansion machine is also provided with an outlet circulating working medium channel which is communicated with the low-temperature heat exchanger and then is divided into two paths, wherein the first path is communicated with the heat regenerator and the second regenerator and then is communicated with the high-temperature compressor, and the second path is communicated with the low-temperature compressor; the heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger is also communicated with the outside through a low-temperature medium channel, and the high-temperature expansion machine and the low-temperature expansion machine are connected with the high-temperature compressor and the low-temperature compressor and transmit power to form the fuel-carrying homonuclear compression heat pump device.
4. The fuel carrying homonuclear compression heat pump device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator, a low-temperature heat exchanger and a second regenerator; the high-temperature compressor is provided with a circulating working medium channel which is communicated with the high-temperature compressor through a nuclear reactor, the heating furnace, a high-temperature expander, a heat supplier and a second heat regenerator, and is communicated with a low-temperature expander through a low-pressure port after the low-temperature compressor is provided with a low-pressure circulating working medium channel which is communicated with the low-temperature expander through a low-pressure port after passing through the heat regenerator, and the low-temperature expander is also provided with an outlet circulating working medium channel which is communicated with the low-temperature heat exchanger and then is divided into two paths, namely, the first path is communicated with the high-temperature compressor and the second path is communicated with the low-temperature compressor; the heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger is also communicated with the outside through a low-temperature medium channel, and the high-temperature expansion machine and the low-temperature expansion machine are connected with the high-temperature compressor and the low-temperature compressor and transmit power to form the fuel-carrying homonuclear compression heat pump device.
5. The fuel carrying homonuclear compression heat pump device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator, a low-temperature heat exchanger and a second regenerator; the outside is provided with a high-grade fuel channel which is communicated with a heating furnace, the outside is also provided with an air channel which is communicated with the heating furnace through a heat source regenerator, the heating furnace is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator, a high-temperature compressor is provided with a high-pressure circulating working medium channel which is communicated with a low-temperature expander through a nuclear reactor, the heating furnace, a high-temperature expander and a heat supplier, the low-temperature expander is also provided with a medium-pressure circulating working medium channel which is communicated with the low-temperature expander through a second regenerator, the low-temperature compressor is provided with a low-pressure circulating working medium channel which is communicated with the low-temperature expander through a low-pressure port, and the low-temperature expander is also provided with an outlet circulating working medium channel which is communicated with the low-temperature heat exchanger and is divided into two paths which are communicated with the high-temperature compressor after the first path is communicated with the regenerator and the second regenerator, and the second path is communicated with the low-temperature compressor; the heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger is also communicated with the outside through a low-temperature medium channel, and the high-temperature expansion machine and the low-temperature expansion machine are connected with the high-temperature compressor and the low-temperature compressor and transmit power to form the fuel-carrying homonuclear compression heat pump device.
6. The fuel carrying homonuclear compression heat pump device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator, a low-temperature heat exchanger and a second regenerator; the outside is provided with a high-grade fuel channel which is communicated with the heating furnace, the outside is also provided with an air channel which is communicated with the heating furnace through a heat source regenerator, the heating furnace is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator, the high-temperature compressor is provided with a circulating working medium channel which is communicated with the heating furnace through a second regenerator, the high-temperature compressor is further provided with a high-pressure circulating working medium channel which is communicated with the low-temperature expander through a nuclear reactor, the heating furnace, a high-temperature expander and a heat supplier, the low-temperature expander is also provided with a medium-pressure circulating working medium channel which is communicated with the low-temperature expander through a low-pressure port after passing through the regenerator, the low-temperature expander is also provided with an outlet circulating working medium channel which is communicated with the low-temperature heat exchanger and then divided into two paths which are communicated with the high-temperature compressor after being communicated with the regenerator through the first path, and the second path is communicated with the low-temperature compressor; the heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger is also communicated with the outside through a low-temperature medium channel, and the high-temperature expansion machine and the low-temperature expansion machine are connected with the high-temperature compressor and the low-temperature compressor and transmit power to form the fuel-carrying homonuclear compression heat pump device.
7. In the fuel-carrying homonuclear compression heat pump device of any one of the 1 st to 6 th, the high-temperature compressor is communicated with the high-temperature expander through the nuclear reactor and the heating furnace to adjust the high-pressure circulation working medium channel to be communicated with the high-temperature expander through the heating furnace, the external air channel is communicated with the heating furnace through the heat source regenerator to adjust the external air channel to be communicated with the heating furnace through the heat source regenerator and the nuclear reactor, and the fuel-carrying homonuclear compression heat pump device is formed.
8. The fuel-carrying homonuclear compression heat pump device is formed by adding a high-temperature dual-energy compressor and replacing the high-temperature compressor, adding a high-temperature expansion speed increaser and replacing the high-temperature expansion machine, adding a low-temperature expansion speed increaser and replacing the low-temperature expansion machine, and adding a low-temperature dual-energy compressor and replacing the low-temperature compressor in any one of the fuel-carrying homonuclear compression heat pump devices of 1-7.
9. The fuel-carrying homonuclear compression heat pump device is formed by adding a high-temperature dual-energy compressor to replace the high-temperature compressor, adding a high-temperature expansion speed increaser to replace the high-temperature expansion machine, adding a low-temperature expansion speed increaser to replace the low-temperature expansion machine, adding a diffusion pipe to replace the low-temperature compressor in any one of the fuel-carrying homonuclear compression heat pump devices of 1-7.
10. The fuel-carrying and nuclear-energy-compression heat pump device is formed by eliminating the low-temperature heat exchanger and a low-temperature heat medium channel communicated with the outside in any one of the fuel-carrying and nuclear-energy-compression heat pump devices 1, 3, 5 and 6, adjusting the communication between the low-temperature expansion machine with an outlet circulating medium channel and the low-temperature heat exchanger to be the communication between the low-temperature expansion machine with an outlet low-temperature heat medium channel and the outside, adjusting the communication between the low-temperature heat exchanger with a circulating medium channel and the regenerator to be the communication between the low-temperature heat exchanger with a circulating medium channel and the low-temperature compressor to be the communication between the low-temperature heat medium channel and the low-temperature compressor.
11. In the fuel-carrying and nuclear-energy-compression heat pump device according to the 2 nd or 4 th aspect, a low-temperature heat exchanger and a low-temperature heat medium channel communicated with the outside are canceled, the low-temperature expansion machine is communicated with the low-temperature heat exchanger to adjust the low-temperature expansion machine to be communicated with the low-temperature expansion machine, the low-temperature heat exchanger is communicated with the high-temperature compressor to adjust the low-temperature heat exchanger to be communicated with the high-temperature compressor to be communicated with the low-temperature compressor, and the low-temperature heat exchanger is communicated with the low-temperature compressor to adjust the low-temperature heat exchanger to be communicated with the low-temperature compressor to be communicated with the low-temperature heat medium channel, so that the fuel-carrying and nuclear-energy-compression heat pump device is formed.
12. The fuel-carrying and nuclear-energy-compression heat pump device is characterized in that in any one of the fuel-carrying and nuclear-energy-compression heat pump devices in the 1 st, the 3 rd, the 5 th and the 6 th, a newly-added compressor and a newly-added regenerator are added, a low-temperature compressor is provided with a low-pressure circulation working medium channel which is communicated with the regenerator and the newly-added regenerator and then is communicated with a low-temperature expander through a low-pressure port, the low-temperature compressor is adjusted to be provided with a low-pressure circulation working medium channel which is communicated with the regenerator and the newly-added regenerator and then is communicated with the regenerator and the low-temperature compressor respectively, the low-temperature heat exchanger is provided with a circulation working medium channel which is communicated with the newly-added compressor, and the newly-added compressor is also provided with a circulation working medium channel which is communicated with the newly-added regenerator and then is communicated with the low-temperature expander through a low-pressure port, and the low-temperature compressor is further communicated with the low-temperature expander, and the fuel-carrying and nuclear-energy-compression heat pump device is formed.
13. The fuel-carrying and nuclear-energy-compression heat pump device is formed by adding a new compressor and a new regenerator in the fuel-carrying and nuclear-energy-compression heat pump device in the 2 nd or 4 th, adjusting the low-temperature compressor with a low-pressure circulating medium channel to be communicated with the regenerator and the low-temperature expander through a low-pressure port after being communicated with the low-temperature expander, adjusting the low-temperature compressor with a low-pressure circulating medium channel to be communicated with the regenerator and the low-temperature expander through a low-pressure port after being communicated with the low-temperature compressor with the low-pressure port, adjusting the low-temperature heat exchanger with a circulating medium channel to be respectively communicated with the high-temperature compressor and the low-temperature compressor after being respectively communicated with the high-temperature compressor and the low-temperature compressor, and adjusting the low-temperature heat exchanger with a circulating medium channel to be respectively communicated with the high-temperature compressor and the low-temperature compressor after being communicated with the new regenerator, and the new compressor with the circulating medium channel to be communicated with the low-temperature expander through the low-pressure port after being communicated with the new regenerator.
14. The fuel-carrying and nuclear-energy-carrying compression heat pump device according to any one of the 12 th to 13 th aspects is a fuel-carrying and nuclear-energy-carrying compression heat pump device, wherein a low-temperature heat exchanger and a low-temperature heat medium channel communicated with the outside are canceled, the low-temperature expansion machine is communicated with the low-temperature heat exchanger to adjust the low-temperature expansion machine to be communicated with the low-temperature heat medium channel, the low-temperature heat exchanger is communicated with the newly-added compressor to adjust the low-temperature heat exchanger to be communicated with the newly-added compressor to be communicated with the externally-added heat regenerator, and the fuel-carrying and nuclear-energy-carrying compression heat pump device is formed.
Description of the drawings:
fig. 1 is a schematic thermodynamic system diagram of a fuel-carrying homonuclear compression heat pump apparatus according to the present invention.
Fig. 2 is a schematic thermodynamic system diagram of a fuel-carrying homonuclear compression heat pump device according to the present invention.
Fig. 3 is a schematic thermodynamic system diagram of a fuel-carrying homonuclear compression heat pump apparatus according to the present invention.
Fig. 4 is a schematic thermodynamic system diagram of a fuel-carrying homonuclear compression heat pump device according to the present invention.
Fig. 5 is a schematic thermodynamic system diagram of a fuel-carrying homonuclear compression heat pump device according to the present invention.
Fig. 6 is a schematic thermodynamic system diagram of a fuel-carrying homonuclear compression heat pump apparatus according to the present invention.
Fig. 7 is a schematic thermodynamic system diagram of a fuel-carrying homonuclear compression heat pump device according to the present invention.
Fig. 8 is a schematic thermodynamic system diagram of a fuel-carrying homonuclear compression heat pump apparatus according to the present invention.
Fig. 9 is a schematic thermodynamic system diagram of a fuel-carrying homonuclear compression heat pump device according to the present invention.
Fig. 10 is a schematic thermodynamic system diagram of a fuel-carrying homonuclear compression heat pump device according to the 10 th principle.
Fig. 11 is a schematic thermodynamic system diagram of a fuel-carrying homonuclear compression heat pump device 11 th principle according to the present invention.
In the figure, a 1-high temperature compressor, a 2-high temperature expander, a 3-low temperature expander, a 4-low temperature compressor, a 5-nuclear reactor, a 6-heating furnace, a 7-heat source regenerator, an 8-heat supplier, a 9-regenerator, a 10-low temperature heat exchanger, an 11-second regenerator, an A-high temperature dual-energy compressor, a B-high temperature expansion speed increaser, a C-low temperature expansion speed increaser, a D-low temperature dual-energy compressor, an E-diffusion pipe, an F-newly added compressor and a G-newly added regenerator; wherein the low temperature heat exchanger is an evaporator in the transcritical cycle.
Statement regarding high grade fuel and nuclear reactor:
(1) High grade fuel: refers to a fuel in which the heat source formed by the combustion products is relatively high in temperature.
Correspondingly, there is low grade fuel, which refers to fuel with relatively low heat source temperature formed by combustion products.
(3) The method is limited by the prior technical conditions or material performance and other reasons, and particularly for fuels which need to provide driving heat load for the circulating working medium through indirect means, the grade of the fuels is divided by the temperature which can be reached by the circulating working medium under the prior technical conditions, namely, the fuel which can be reached by the circulating working medium is high-grade fuel, and the fuel which can be reached by the circulating working medium is low-grade fuel.
(4) In the invention, the temperature which can be reached after the circulating working medium discharged by the high-temperature compressor 1 absorbs heat through the nuclear reactor 5 is lower than the temperature which can be reached after the circulating working medium absorbs heat and heats through the heating furnace 6, and the nuclear fuel belongs to low-grade fuel (energy source).
(5) The nuclear reactor in the application of the invention is a heat supply device for directly or indirectly providing high-temperature heat load for a circulating working medium by utilizing nuclear energy, and generally comprises two conditions: (1) the nuclear fuel directly provides the circulating working medium flowing through the nuclear reactor with the heat energy released by nuclear reaction; (2) the heat energy released by the nuclear fuel by the nuclear reaction is first supplied to a circuit cooling medium and then supplied by the circuit cooling medium to the circulating fluid flowing through the nuclear reactor by means of a heat exchanger, which means that the heat exchanger is considered as an integral part of the nuclear reactor 5.
The specific embodiment is as follows:
it should be noted that the description of the structure and the flow is not repeated if necessary, and the obvious flow is not described. The invention is described in detail below with reference to the drawings and examples.
The fuel-carrying homonuclear compression heat pump device shown in fig. 1 is implemented as follows:
(1) Structurally, it mainly comprises a high temperature compressor, a high temperature expander, a low temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator and a low temperature heat exchanger; the outside is provided with a high-grade fuel channel which is communicated with the heating furnace 6, the outside is also provided with an air channel which is communicated with the heating furnace 6 through a heat source regenerator 7, the heating furnace 6 is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator 7, the high-temperature compressor 1 is provided with a high-pressure circulation working medium channel which is communicated with the low-temperature expander 3 through a nuclear reactor 5, the heating furnace 6, the high-temperature expander 2 and a heat supplier 8, the low-temperature compressor 4 is provided with a low-pressure circulation working medium channel which is communicated with the low-temperature expander 3 through a low-pressure port after being communicated with the regenerator 9, and the low-temperature expander 3 is also provided with an outlet circulation working medium channel which is communicated with the low-temperature heat exchanger 10 and then is divided into two paths, wherein the first path is communicated with the high-temperature compressor 1 after being communicated with the regenerator 9, and the second path is communicated with the low-temperature compressor 4; the heat supplier 8 is also communicated with the outside through a heated medium passage, the low-temperature heat exchanger 10 is also communicated with the outside through a low-temperature heat medium passage, and the high-temperature expander 2 and the low-temperature expander 3 are connected with the high-temperature compressor 1 and the low-temperature compressor 4 and transmit power.
(2) In the flow, external air flows through the heat source regenerator 7 to absorb heat and raise temperature and then enters the heating furnace 6, external high-grade fuel enters the heating furnace 6, the fuel and the air are mixed in the heating furnace 6 and are burnt into high-temperature fuel gas, the fuel gas releases heat on a circulating working medium flowing through the heating furnace 6, and then flows through the heat source regenerator 7 to release heat and lower temperature and is discharged outwards; the high-pressure circulating working medium discharged by the high-temperature compressor 1 gradually absorbs heat and heats up through the nuclear reactor 5 and the heating furnace 6, reduces pressure and works through the high-temperature expander 2, releases heat and reduces temperature through the heater 8, reduces pressure and works through the low-temperature expander 3, and then is supplied to the low-temperature heat exchanger 10; the low-pressure circulating working medium discharged by the low-temperature compressor 4 flows through the heat regenerator 9 to release heat and cool, enters the low-temperature expander 3 through a low-pressure port to reduce pressure and do work, and is then provided for the low-temperature heat exchanger 10; the circulating working medium flows through the low-temperature heat exchanger 10 to absorb heat and raise temperature, and then is divided into two paths, wherein the first path flows through the heat regenerator 9 to absorb heat and raise temperature, and then enters the high-temperature compressor 1 to raise the pressure and raise the temperature, and the second path enters the low-temperature compressor 4 to raise the pressure and raise the temperature; the nuclear fuel provides a driving heat load through a nuclear reactor 5, the high-grade fuel provides a driving heat load through a heating furnace 6, a medium-temperature heat load is obtained by a heated medium through a heater 8, and the low-temperature heat medium provides a low-temperature heat load through a low-temperature heat exchanger 10; the high temperature expander 2 and the low temperature expander 3 provide power for the high temperature compressor 1 and the low temperature compressor 4, or the high temperature expander 2 and the low temperature expander 3 provide power for the high temperature compressor 1, the low temperature compressor 4 and the outside, or the high temperature expander 2, the low temperature expander 3 and the outside jointly provide power for the high temperature compressor 1 and the low temperature compressor 4, so as to form the fuel-carrying homonuclear compression heat pump device.
The fuel-carrying homonuclear compression heat pump device shown in fig. 2 is implemented as follows:
(1) Structurally, it mainly comprises a high temperature compressor, a high temperature expander, a low temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator and a low temperature heat exchanger; the outside is provided with a high-grade fuel channel which is communicated with the heating furnace 6, the outside is also provided with an air channel which is communicated with the heating furnace 6 through a heat source regenerator 7, the heating furnace 6 is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator 7, the high-temperature compressor 1 is provided with a circulating working medium channel which is communicated with the high-temperature compressor 1 through a regenerator 9, then the high-pressure circulating working medium channel is communicated with the low-temperature expander 3 through a nuclear reactor 5, the heating furnace 6, the high-temperature expander 2 and a heat supplier 8, the low-temperature compressor 4 is provided with a low-pressure circulating working medium channel which is communicated with the low-temperature expander 3 through a low-pressure port after passing through the regenerator 9, the low-temperature expander 3 is also provided with an outlet circulating working medium channel which is communicated with the low-temperature heat exchanger 10 and then is divided into two paths, namely, the first path is communicated with the high-temperature compressor 1, and the second path is communicated with the low-temperature compressor 4; the heat supplier 8 is also communicated with the outside through a heated medium passage, the low-temperature heat exchanger 10 is also communicated with the outside through a low-temperature heat medium passage, and the high-temperature expander 2 and the low-temperature expander 3 are connected with the high-temperature compressor 1 and the low-temperature compressor 4 and transmit power.
(2) In the flow, compared with the fuel carrying nuclear energy compression heat pump device shown in fig. 1, the difference is that: the first path of circulating working medium discharged by the low-temperature heat exchanger 10 enters the high-temperature compressor 1 to be boosted and heated, flows through the heat regenerator 9 to absorb heat and heat to be heated to a certain extent, and then enters the high-temperature compressor 1 to be boosted and heated continuously, so that the fuel-carrying homonuclear compression heat pump device is formed.
The fuel-carrying homonuclear compression heat pump device shown in fig. 3 is implemented as follows:
(1) Structurally, the device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator, a low-temperature heat exchanger and a second regenerator; the outside is provided with a high-grade fuel channel which is communicated with the heating furnace 6, the outside is also provided with an air channel which is communicated with the heating furnace 6 through a heat source regenerator 7, the heating furnace 6 is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator 7, the high-temperature compressor 1 is provided with a high-pressure circulation working medium channel which is communicated with the low-temperature expander 3 through a nuclear reactor 5, the heating furnace 6, a high-temperature expander 2, a heat supplier 8 and a second regenerator 11, the low-temperature compressor 4 is provided with a low-pressure circulation working medium channel which is communicated with the low-temperature expander 3 through a low-pressure port after passing through the regenerator 9, the low-temperature expander 3 is also provided with an outlet circulation working medium channel which is communicated with the low-temperature heat exchanger 10 and then is divided into two paths, namely, the first path is communicated with the regenerator 9 and the second regenerator 11 and then communicated with the high-temperature compressor 1, and the second path is communicated with the low-temperature compressor 4; the heat supplier 8 is also communicated with the outside through a heated medium passage, the low-temperature heat exchanger 10 is also communicated with the outside through a low-temperature heat medium passage, and the high-temperature expander 2 and the low-temperature expander 3 are connected with the high-temperature compressor 1 and the low-temperature compressor 4 and transmit power.
(2) In the flow, compared with the fuel carrying nuclear energy compression heat pump device shown in fig. 1, the difference is that: the circulating working medium discharged by the high-temperature expander 2 is gradually released and cooled through the heat supplier 8 and the second heat regenerator 11, is subjected to depressurization and work through the low-temperature expander 3, and is then provided for the low-temperature heat exchanger 10; the first path of circulating working medium discharged by the low-temperature heat exchanger 10 flows through the heat regenerator 9 and the second heat regenerator 11 to absorb heat gradually and raise temperature, and then enters the high-temperature compressor 1 to raise pressure and raise temperature, so that the fuel-carrying homonuclear compression heat pump device is formed.
The fuel-carrying homonuclear compression heat pump device shown in fig. 4 is implemented as follows:
(1) Structurally, the device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator, a low-temperature heat exchanger and a second regenerator; the outside is provided with a high-grade fuel channel which is communicated with the heating furnace 6, the outside is also provided with an air channel which is communicated with the heating furnace 6 through a heat source regenerator 7, the heating furnace 6 is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator 7, the high-temperature compressor 1 is provided with a circulating working medium channel which is communicated with the high-temperature compressor 1 through a regenerator 9 and a second regenerator 11, then the high-pressure circulating working medium channel is communicated with the low-temperature expander 3 through a nuclear reactor 5, the heating furnace 6, a high-temperature expander 2, a heat supplier 8 and a second regenerator 11, the low-temperature compressor 4 is provided with a low-pressure circulating working medium channel which is communicated with the low-temperature expander 3 through a low-pressure port after being communicated with the regenerator 9, and the low-temperature expander 3 is also provided with an outlet circulating working medium channel which is communicated with the low-temperature heat exchanger 10, and then is divided into two paths, namely a first path is communicated with the high-temperature compressor 1, and a second path is communicated with the low-temperature compressor 4; the heat supplier 8 is also communicated with the outside through a heated medium passage, the low-temperature heat exchanger 10 is also communicated with the outside through a low-temperature heat medium passage, and the high-temperature expander 2 and the low-temperature expander 3 are connected with the high-temperature compressor 1 and the low-temperature compressor 4 and transmit power.
(2) In the flow, compared with the fuel carrying nuclear energy compression heat pump device shown in fig. 1, the difference is that: the circulating working medium discharged by the high-temperature expander 2 is gradually released and cooled through the heat supplier 8 and the second heat regenerator 11, is subjected to depressurization and work through the low-temperature expander 3, and is then provided for the low-temperature heat exchanger 10; the first path of circulating working medium discharged by the low-temperature heat exchanger 10 enters the high-temperature compressor 1 to be boosted and heated, and flows through the heat regenerator 9 and the second heat regenerator 11 to absorb heat and heat gradually to a certain extent, and then enters the high-temperature compressor 1 to be boosted and heated continuously, so that the fuel-carrying nuclear energy compression heat pump device is formed.
The fuel-carrying homonuclear compression heat pump device shown in fig. 5 is implemented as follows:
(1) Structurally, the device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator, a low-temperature heat exchanger and a second regenerator; the outside is provided with a high-grade fuel channel which is communicated with the heating furnace 6, the outside is also provided with an air channel which is communicated with the heating furnace 6 through a heat source regenerator 7, the heating furnace 6 is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator 7, the high-temperature compressor 1 is provided with a high-pressure circulating medium channel which is communicated with the low-temperature expander 3 through a nuclear reactor 5, the heating furnace 6, the high-temperature expander 2 and a heat supplier 8, the low-temperature expander 3 is also provided with a medium-pressure circulating medium channel which is communicated with the low-temperature compressor 4 through a second regenerator 11, the low-temperature expander 3 is also provided with an outlet circulating medium channel which is communicated with the low-temperature heat exchanger 10 and then is divided into two paths, namely the first path is communicated with the regenerator 9 and the second regenerator 11 and then is communicated with the high-temperature compressor 1, and the second path is communicated with the low-temperature compressor 4; the heat supplier 8 is also communicated with the outside through a heated medium passage, the low-temperature heat exchanger 10 is also communicated with the outside through a low-temperature heat medium passage, and the high-temperature expander 2 and the low-temperature expander 3 are connected with the high-temperature compressor 1 and the low-temperature compressor 4 and transmit power.
(2) In the flow, compared with the fuel carrying nuclear energy compression heat pump device shown in fig. 1, the difference is that: the circulating working medium discharged by the high-temperature expander 2 flows through the heat supplier 8 to release heat and cool, enters the low-temperature expander 3 to perform depressurization and work to a certain extent, flows through the second heat regenerator 11 to release heat and cool, enters the low-temperature expander 3 to continue depressurization and work, and is provided for the low-temperature heat exchanger 10; the first path of circulating working medium discharged by the low-temperature heat exchanger 10 flows through the heat regenerator 9 and the second heat regenerator 11 to absorb heat gradually and raise temperature, and then enters the high-temperature compressor 1 to raise pressure and raise temperature, so that the fuel-carrying homonuclear compression heat pump device is formed.
The fuel-carrying homonuclear compression heat pump device shown in fig. 6 is implemented as follows:
(1) Structurally, the device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator, a low-temperature heat exchanger and a second regenerator; the outside is provided with a high-grade fuel channel communicated with the heating furnace 6, the outside is also provided with an air channel communicated with the heating furnace 6 through a heat source regenerator 7, the heating furnace 6 is also provided with a fuel gas channel communicated with the outside through the heat source regenerator 7, the high-temperature compressor 1 is provided with a circulating working medium channel communicated with the high-temperature compressor 1 after being communicated with the high-temperature compressor 1 through a second regenerator 11, the high-temperature expander 2 and a heat supplier 8 are communicated with the low-temperature expander 3 through a nuclear reactor 5, the heating furnace 6, the high-temperature expander 3 is also provided with a medium-pressure circulating working medium channel communicated with the low-temperature expander 3 through the second regenerator 11, the low-temperature compressor 4 is provided with a low-pressure circulating working medium channel communicated with the low-temperature expander 3 through a low-pressure port after being communicated with the low-temperature heat exchanger 10, the low-temperature expander 3 is also provided with an outlet circulating working medium channel communicated with the low-temperature heat exchanger 10 and then is divided into two paths, namely the first path is communicated with the high-temperature compressor 1 after being communicated with the regenerator 9, and the second path is communicated with the low-temperature compressor 4; the heat supplier 8 is also communicated with the outside through a heated medium passage, the low-temperature heat exchanger 10 is also communicated with the outside through a low-temperature heat medium passage, and the high-temperature expander 2 and the low-temperature expander 3 are connected with the high-temperature compressor 1 and the low-temperature compressor 4 and transmit power.
(2) In the flow, compared with the fuel carrying nuclear energy compression heat pump device shown in fig. 1, the difference is that: the circulating working medium of the high-temperature expander 2 flows through the heat supplier 8 to release heat and cool, enters the low-temperature expander 3 to perform depressurization and work to a certain extent, flows through the second heat regenerator 11 to release heat and cool, enters the low-temperature expander 3 to continue depressurization and work, and then is supplied to the low-temperature heat exchanger 10; the first path of circulating working medium discharged by the low-temperature heat exchanger 10 flows through the heat regenerator 9 to absorb heat and raise temperature, enters the high-temperature compressor 1 to raise pressure and raise temperature to a certain extent, flows through the second heat regenerator 11 to absorb heat and raise temperature, and then enters the high-temperature compressor 1 to continuously raise pressure and raise temperature, so that the fuel-carrying nuclear energy compression heat pump device is formed.
The fuel-carrying homonuclear compression heat pump device shown in fig. 7 is implemented as follows:
(1) In the fuel-carrying homonuclear compression heat pump device shown in fig. 1, a high-pressure circulation medium channel of a high-temperature compressor 1 is communicated with a high-temperature expander 2 through a nuclear reactor 5 and a heating furnace 6 to be adjusted, so that the high-temperature compressor 1 is communicated with the high-temperature expander 2 through the heating furnace 6, and an external air channel is communicated with the heating furnace 6 through a heat source regenerator 7 to be adjusted, so that the external air channel is communicated with the heating furnace 6 through the heat source regenerator 7 and the nuclear reactor 5.
(2) In the flow, compared with the fuel carrying nuclear energy compression heat pump device shown in fig. 1, the difference is that: the external air flows through the heat source regenerator 7 and the nuclear reactor 5 to absorb heat gradually and raise temperature, and then enters the heating furnace 6 to participate in combustion; the circulating working medium discharged by the high-temperature compressor 1 flows through the heating furnace 6 to absorb heat and raise temperature, and then enters the high-temperature expander 2 to decompress and do work, so that the fuel-carrying homonuclear compression heat pump device is formed.
The fuel-carrying homonuclear compression heat pump device shown in fig. 8 is implemented as follows:
(1) Structurally, in the fuel-carrying homonuclear compression heat pump device shown in fig. 1, a high-temperature dual-energy compressor a is added and replaces the high-temperature compressor 1, a high-temperature expansion speed increaser B is added and replaces the high-temperature expander 2, a low-temperature expansion speed increaser C is added and replaces the low-temperature expander 3, and a low-temperature dual-energy compressor D is added and replaces the low-temperature compressor 4.
(2) In the flow, compared with the fuel carrying nuclear energy compression heat pump device shown in fig. 1, the difference is that: the high-pressure circulating working medium discharged by the high-temperature dual-energy compressor A gradually absorbs heat and heats up through the nuclear reactor 5 and the heating furnace 6, reduces pressure and works through the high-temperature expansion speed increaser B and increases speed, releases heat and reduces temperature through the heater 8, reduces pressure and works through the low-temperature expansion speed increaser C and increases speed, and then is supplied to the low-temperature heat exchanger 10; the low-pressure circulating working medium discharged by the low-temperature dual-energy compressor D flows through the heat regenerator 9 to release heat and cool, enters the low-temperature expansion speed increaser C through a low-pressure port to reduce pressure and do work and increase speed, and is provided for the low-temperature heat exchanger 10; the circulating working medium flows through the low-temperature heat exchanger 10 to absorb heat and raise temperature, and then is divided into two paths, wherein the first path flows through the heat regenerator 9 to absorb heat and raise temperature, then enters the high-temperature dual-energy compressor A to raise the pressure and raise the temperature and reduce the speed, and the second path enters the low-temperature dual-energy compressor D to raise the pressure and raise the temperature and reduce the speed; the high-temperature expansion speed increaser B and the low-temperature expansion speed increaser C provide power for the high-temperature dual-energy compressor A and the low-temperature dual-energy compressor D, or the high-temperature expansion speed increaser B and the low-temperature expansion speed increaser C provide power for the high-temperature dual-energy compressor A, the low-temperature dual-energy compressor D and the outside, or the high-temperature expansion speed increaser B, the low-temperature expansion speed increaser C and the outside jointly provide power for the high-temperature dual-energy compressor A and the low-temperature dual-energy compressor D, so that the fuel carrying same nuclear energy compression heat pump device is formed.
The fuel-carrying homonuclear compression heat pump device shown in fig. 9 is implemented as follows:
(1) Structurally, in the fuel-carrying homonuclear compression heat pump device shown in fig. 1, a high-temperature dual-energy compressor a is added to replace the high-temperature compressor 1, a high-temperature expansion speed increaser B is added to replace the high-temperature expander 2, a low-temperature expansion speed increaser C is added to replace the low-temperature expander 3, and a diffuser E is added to replace the low-temperature compressor 4.
(2) In the flow, compared with the fuel carrying nuclear energy compression heat pump device shown in fig. 1, the difference is that: the high-pressure circulating working medium discharged by the high-temperature dual-energy compressor A gradually absorbs heat and heats up through the nuclear reactor 5 and the heating furnace 6, reduces pressure and works through the high-temperature expansion speed increaser B and increases speed, releases heat and reduces temperature through the heater 8, reduces pressure and works through the low-temperature expansion speed increaser C and increases speed, and then is supplied to the low-temperature heat exchanger 10; the low-pressure circulating working medium discharged by the diffusion pipe E flows through the heat regenerator 9 to release heat and cool, enters the low-temperature expansion speed increaser C through a low-pressure port to reduce and do work and increase speed, and is then provided for the low-temperature heat exchanger 10; the circulating working medium flows through the low-temperature heat exchanger 10 to absorb heat and raise temperature, and then is divided into two paths, wherein the first path flows through the heat regenerator 9 to absorb heat and raise temperature, then enters the high-temperature dual-energy compressor A to raise the pressure and raise the temperature and reduce the speed, and the second path enters the diffusion pipe E to raise the pressure and raise the temperature and reduce the speed; the high-temperature expansion speed increaser B and the low-temperature expansion speed increaser C supply power to the high-temperature dual-energy compressor A, or the high-temperature expansion speed increaser B and the low-temperature expansion speed increaser C supply power to the high-temperature dual-energy compressor A and the outside, or the high-temperature expansion speed increaser B, the low-temperature expansion speed increaser C and the outside supply power to the high-temperature dual-energy compressor A together, so that the fuel-carrying homonuclear energy compression heat pump device is formed.
The fuel-carrying nuclear-energy-compressing heat pump apparatus shown in fig. 10 is implemented as follows:
(1) In the fuel-carrying homonuclear compression heat pump device shown in fig. 1, the low-temperature heat exchanger 10 and a low-temperature medium channel communicated with the outside are canceled, the low-temperature expander 3 is communicated with the low-temperature heat exchanger 10 to adjust the low-temperature expander 3 to be communicated with the outside by the low-temperature medium channel, the low-temperature heat exchanger 10 is communicated with the regenerator 9 to be adjusted to be communicated with the regenerator 9 by the low-temperature medium channel, and the low-temperature heat exchanger 10 is communicated with the low-temperature compressor 4 to be communicated with the low-temperature compressor 4 by the low-temperature medium channel.
(2) In the flow, compared with the fuel carrying nuclear energy compression heat pump device shown in fig. 1, the difference is that: the external first path of low-temperature heat medium flows through a heat regenerator 9 to absorb heat and raise temperature, flows through a high-temperature compressor 1 to raise pressure and raise temperature, flows through a nuclear reactor 5 and a heating furnace 6 to absorb heat and raise temperature gradually, flows through a high-temperature expander 2 to reduce pressure and work, flows through a heat supplier 8 to release heat and lower temperature, and then enters a low-temperature expander 3 to reduce pressure and work and discharge to the outside; the second external low-temperature medium flows through the low-temperature compressor 4 to be boosted and heated, flows through the heat regenerator 9 to release heat and cool, and then enters the low-temperature expander 3 through the low-pressure port to be depressurized and work and discharged to the outside; the low-temperature heat medium provides low-temperature heat load through an in-out process to form the fuel carrying nuclear energy compression type heat pump device.
The fuel-carrying homonuclear compression heat pump device shown in fig. 11 is implemented as follows:
(1) In the structure, in the fuel-carrying homonuclear compression heat pump device shown in fig. 1, a newly-added compressor and a newly-added regenerator are added, a low-temperature compressor 4 is communicated with a regenerator 9 and then is communicated with a low-temperature expander 3 through a low-pressure port, the low-temperature compressor 4 is communicated with the regenerator 9 and the newly-added regenerator G and then is communicated with the low-temperature expander 3 through the low-pressure port, a low-temperature heat exchanger 10 is respectively communicated with the regenerator 9 and the low-temperature compressor 4 and then is communicated with the regenerator 9 and the low-temperature compressor 4 after being respectively communicated with the regenerator 9 and the newly-added regenerator G, a low-temperature heat exchanger 10 is also communicated with a newly-added compressor F, and is communicated with the low-temperature expander 3 through the low-pressure port after being communicated with the newly-added compressor F.
(2) In the flow, compared with the fuel carrying nuclear energy compression heat pump device shown in fig. 1, the difference is that: the circulating working medium discharged by the low-temperature heat exchanger 10 is divided into two paths, wherein the first path is provided for the newly-added regenerator G, and the second path is provided for the newly-added compressor F; the first path of circulating working medium discharged by the low-temperature heat exchanger 6 flows through the newly-added regenerator G to absorb heat and raise temperature, and then is divided into two paths, wherein the first path flows through the regenerator 9 to absorb heat and raise temperature and then enters the high-temperature compressor 1 to raise pressure and raise temperature, the second path flows through the low-temperature compressor 4 to raise pressure and raise temperature, flows through the regenerator 9 and the newly-added regenerator G to release heat gradually and lower temperature, and then enters the low-temperature expander 3 through a low-pressure port to perform pressure reduction and work; the second path of circulating working medium discharged by the low-temperature heat exchanger 10 is boosted and heated by the newly added compressor F, is subjected to heat release and temperature reduction by the newly added regenerator G, and then enters the low-temperature expander 3 through the low-pressure port to be subjected to pressure reduction and work; the high temperature expander 2 and the low temperature expander 3 provide power for the high temperature compressor 1, the low temperature compressor 4 and the newly added compressor F, or the high temperature expander 2 and the low temperature expander 3 provide power for the high temperature compressor 1, the low temperature compressor 4, the newly added compressor F and the outside, or the high temperature expander 2, the low temperature expander 3 and the outside provide power for the high temperature compressor 1, the low temperature compressor 4 and the newly added compressor F together, so that the fuel carrying homonuclear compression heat pump device is formed.
The fuel-carrying homonuclear compression heat pump device provided by the invention has the following effects and advantages:
(1) And in the low-temperature heat load acquisition link, the flow is large and the temperature rise is small, so that irreversible temperature difference loss in the heat absorption process is reduced.
(2) On the premise of keeping the rationalization of the performance index of the device, high-temperature heat supply or deep refrigeration is realized, and the performance index is high.
(3) The utilization level of environmental heat resources can be improved, and the full utilization of low-temperature heat load can be realized.
(4) The two links of gas high-temperature heat load acquisition and medium-temperature heat load release have small temperature difference loss, are beneficial to improving the performance index and are beneficial to fully exerting the high-efficiency refrigeration/heating utilization level of gas high-temperature heat energy.
(5) The nuclear energy is used for improving the temperature of the circulating working medium, and obviously reduces the irreversible loss of the temperature difference in the combustion process of the high-grade fuel.
(6) The nuclear energy can be used for or is helpful for reducing the boosting ratio of a circulating system, improving the flow of gas circulating working media and being beneficial to constructing a large-load combined cycle heat pump device.
(7) The high-grade fuel carries the same nuclear energy to realize high-efficiency refrigeration/heating together, so that the economic value of the nuclear energy in refrigeration/heating is obviously improved, and the comprehensive cost of the fuel is effectively reduced.
(8) The heat regeneration means is simple and efficient, the flow is reasonable, the manufacturing cost of the heat pump circulation device is obviously reduced, and the system economy is improved.
(9) And a reasonable heat regeneration technical means is provided, so that the coordination of the heat pump in the aspects of load, performance index, step-up ratio and the like is effectively improved.
(10) The structure is simple, the flow is reasonable, and the scheme is rich; the manufacturing cost of the device is reduced, the application range of the technology is expanded, and particularly the construction cost of the nuclear energy device is obviously reduced.

Claims (14)

1. The fuel carrying homonuclear compression heat pump device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator and a low-temperature heat exchanger; the outside is provided with a high-grade fuel channel which is communicated with a heating furnace (6), the outside is also provided with an air channel which is communicated with the heating furnace (6) through a heat source regenerator (7), the heating furnace (6) is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator (7), the high-temperature compressor (1) is provided with a high-pressure circulation working medium channel which is communicated with the low-temperature compressor (3) through a nuclear reactor (5), the heating furnace (6), a high-temperature expander (2) and a heat supplier (8), the low-temperature compressor (4) is provided with a low-pressure circulation working medium channel which is communicated with the low-temperature compressor (3) through a low-pressure port after being communicated with the regenerator (9), and the low-temperature compressor (3) is also provided with an outlet circulation working medium channel which is communicated with the low-temperature heat exchanger (10) and then is divided into two paths, wherein the first path is communicated with the regenerator (9) and the second path is communicated with the low-temperature compressor (4); the heat supply device (8) is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger (10) is also communicated with the outside through a low-temperature medium channel, and the high-temperature expansion machine (2) and the low-temperature expansion machine (3) are connected with the high-temperature compressor (1) and the low-temperature compressor (4) and transmit power to form the fuel-carrying homonuclear compression heat pump device.
2. The fuel carrying homonuclear compression heat pump device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator and a low-temperature heat exchanger; the outside is provided with a high-grade fuel channel which is communicated with a heating furnace (6), the outside is also provided with an air channel which is communicated with the heating furnace (6) through a heat source regenerator (7), the heating furnace (6) is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator (7), the high-temperature compressor (1) is provided with a circulating working medium channel which is communicated with the high-temperature compressor (1) through the regenerator (9), the high-pressure circulating working medium channel is further communicated with the low-temperature expander (3) through a nuclear reactor (5), the heating furnace (6), the high-temperature expander (2) and a heat supplier (8), the low-temperature compressor (4) is provided with a low-pressure circulating working medium channel which is communicated with the low-temperature expander (3) through a low-pressure port after being communicated with the low-temperature heat exchanger (10), the low-temperature expander (3) is also provided with an outlet circulating working medium channel which is divided into two paths, wherein the first path is communicated with the high-temperature compressor (1), and the second path is communicated with the low-temperature compressor (4); the heat supply device (8) is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger (10) is also communicated with the outside through a low-temperature medium channel, and the high-temperature expansion machine (2) and the low-temperature expansion machine (3) are connected with the high-temperature compressor (1) and the low-temperature compressor (4) and transmit power to form the fuel-carrying homonuclear compression heat pump device.
3. The fuel carrying homonuclear compression heat pump device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator, a low-temperature heat exchanger and a second regenerator; the outside is provided with a high-grade fuel channel which is communicated with a heating furnace (6), the outside is also provided with an air channel which is communicated with the heating furnace (6) through a heat source regenerator (7), the heating furnace (6) is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator (7), the high-temperature compressor (1) is provided with a high-pressure circulating working medium channel which is communicated with the low-temperature expander (3) through a nuclear reactor (5), the heating furnace (6), a high-temperature expander (2), a heat supplier (8) and a second regenerator (11), the low-temperature compressor (4) is provided with a low-pressure circulating working medium channel which is communicated with the low-temperature expander (3) through a low-pressure port after passing through the regenerator (9), the low-temperature expander (3) is also provided with an outlet circulating working medium channel which is communicated with a low-temperature heat exchanger (10), and the high-temperature compressor (1) is communicated with the second regenerator (11) after the first path of the circulating working medium channel is communicated with the regenerator (9), and the second path is communicated with the low-temperature compressor (4); the heat supply device (8) is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger (10) is also communicated with the outside through a low-temperature medium channel, and the high-temperature expansion machine (2) and the low-temperature expansion machine (3) are connected with the high-temperature compressor (1) and the low-temperature compressor (4) and transmit power to form the fuel-carrying homonuclear compression heat pump device.
4. The fuel carrying homonuclear compression heat pump device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator, a low-temperature heat exchanger and a second regenerator; the outside is provided with a high-grade fuel channel which is communicated with a heating furnace (6), the outside is also provided with an air channel which is communicated with the heating furnace (6) through a heat source regenerator (7), the heating furnace (6) is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator (7), the high-temperature compressor (1) is provided with a circulating working medium channel which is communicated with the high-temperature compressor (1) through a regenerator (9) and a second regenerator (11), the high-pressure circulating working medium channel is further provided with a nuclear reactor (5), the heating furnace (6), a high-temperature expander (2), a heat supplier (8) and the second regenerator (11) which are communicated with the low-temperature expander (3), the low-pressure compressor (4) is provided with a low-pressure circulating working medium channel which is communicated with the low-temperature expander (3) through a low-pressure port, the low-temperature expander (3) is also provided with an outlet circulating working medium channel which is communicated with the low-temperature heat exchanger (10), and then the high-temperature compressor (1) is divided into two paths, and the second path is communicated with the low-temperature compressor (4); the heat supply device (8) is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger (10) is also communicated with the outside through a low-temperature medium channel, and the high-temperature expansion machine (2) and the low-temperature expansion machine (3) are connected with the high-temperature compressor (1) and the low-temperature compressor (4) and transmit power to form the fuel-carrying homonuclear compression heat pump device.
5. The fuel carrying homonuclear compression heat pump device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator, a low-temperature heat exchanger and a second regenerator; the outside is provided with a high-grade fuel channel which is communicated with a heating furnace (6), the outside is also provided with an air channel which is communicated with the heating furnace (6) through a heat source regenerator (7), the heating furnace (6) is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator (7), the high-temperature compressor (1) is provided with a high-pressure circulation working medium channel which is communicated with the low-temperature expander (3) through a nuclear reactor (5), the heating furnace (6), the high-temperature expander (2) and a heat supplier (8), the low-temperature expander (3) is also provided with a medium-pressure circulation working medium channel which is communicated with the low-temperature expander (3) through a low-pressure port after passing through the regenerator (9), the low-temperature expander (3) is also provided with an outlet circulation working medium channel which is communicated with the low-temperature heat exchanger (10), and the low-temperature expander (4) is divided into two paths, namely a first path communication regenerator (9) and a second regenerator (11) which is communicated with the high-temperature compressor (1), and a second path is communicated with the low-temperature compressor (4); the heat supply device (8) is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger (10) is also communicated with the outside through a low-temperature medium channel, and the high-temperature expansion machine (2) and the low-temperature expansion machine (3) are connected with the high-temperature compressor (1) and the low-temperature compressor (4) and transmit power to form the fuel-carrying homonuclear compression heat pump device.
6. The fuel carrying homonuclear compression heat pump device mainly comprises a high-temperature compressor, a high-temperature expander, a low-temperature compressor, a nuclear reactor, a heating furnace, a heat source regenerator, a heat supplier, a regenerator, a low-temperature heat exchanger and a second regenerator; the outside is provided with a high-grade fuel channel which is communicated with a heating furnace (6), the outside is also provided with an air channel which is communicated with the heating furnace (6) through a heat source regenerator (7), the heating furnace (6) is also provided with a fuel gas channel which is communicated with the outside through the heat source regenerator (7), the high-temperature compressor (1) is provided with a circulating working medium channel which is communicated with the heating furnace (6) through a second regenerator (11), the high-temperature compressor (1) is further provided with a high-pressure circulating working medium channel which is communicated with the low-temperature expander (3) through a nuclear reactor (5), the heating furnace (6), the high-temperature expander (2) and a heat supplier (8), the low-temperature expander (3) is also provided with a medium-pressure circulating working medium channel which is communicated with the low-temperature expander (3) through a low-pressure port after being communicated with the low-temperature heat exchanger (10), the low-temperature expander (3) is further provided with an outlet circulating working medium channel which is communicated with the low-temperature heat exchanger (10) and then is divided into two paths, namely the first path of communication device (9) which is communicated with the high-temperature compressor (1), and the low-temperature expander (4) is communicated with the low-temperature expander (4); the heat supply device (8) is also communicated with the outside through a heated medium channel, the low-temperature heat exchanger (10) is also communicated with the outside through a low-temperature medium channel, and the high-temperature expansion machine (2) and the low-temperature expansion machine (3) are connected with the high-temperature compressor (1) and the low-temperature compressor (4) and transmit power to form the fuel-carrying homonuclear compression heat pump device.
7. In the fuel-carrying and nuclear-energy-carrying compression heat pump device, a high-temperature compressor (1) is communicated with a high-temperature expander (2) through a nuclear reactor (5) and a heating furnace (6) to be adjusted to be communicated with the high-temperature expander (2) through the high-temperature compressor (1) through the high-pressure circulation medium channel, and an external air channel is communicated with the high-temperature expander (2) through the heating furnace (6) through a heat source regenerator (7) to be adjusted to be communicated with the external air channel through the heat source regenerator (7) and the nuclear reactor (5) to be communicated with the heating furnace (6), so that the fuel-carrying and nuclear-energy-carrying compression heat pump device is formed.
8. In the fuel-carrying homonuclear compression heat pump device, a high-temperature double-energy compressor (A) is added to replace the high-temperature compressor (1), a high-temperature expansion speed increaser (B) is added to replace the high-temperature expansion machine (2), a low-temperature expansion speed increaser (C) is added to replace the low-temperature expansion machine (3), and a low-temperature double-energy compressor (D) is added to replace the low-temperature compressor (4) to form the fuel-carrying homonuclear compression heat pump device.
9. In the fuel-carrying homonuclear compression heat pump device, a high-temperature dual-energy compressor (A) is added to replace the high-temperature compressor (1), a high-temperature expansion speed increaser (B) is added to replace the high-temperature expansion machine (2), a low-temperature expansion speed increaser (C) is added to replace the low-temperature expansion machine (3), a diffusion pipe (E) is added to replace the low-temperature compressor (4) to form the fuel-carrying homonuclear compression heat pump device.
10. In the fuel-carrying and nuclear-energy-compressing heat pump device according to any one of claims 1, 3, 5 and 6, a low-temperature heat exchanger (10) and a low-temperature heat medium channel communicated with the outside are canceled, the low-temperature expansion machine (3) is communicated with the low-temperature heat exchanger (10) to adjust the low-temperature expansion machine (3) to be communicated with the outside by an outlet circulation medium channel, the low-temperature heat exchanger (10) is communicated with a regenerator (9) to be communicated with the outside by a low-temperature heat medium channel communicated with the regenerator (9), and the low-temperature heat exchanger (10) is communicated with the low-temperature compressor (4) to be communicated with the outside by a circulation medium channel and the low-temperature compressor (4), so that the fuel-carrying and nuclear-energy-compressing heat pump device is formed.
11. In the fuel-carrying and nuclear-energy-compressing heat pump device according to claim 2 or claim 4, a low-temperature heat exchanger (10) and a low-temperature heat medium channel communicated with the outside are canceled, the low-temperature expansion machine (3) is communicated with the low-temperature heat exchanger (10) and is adjusted to be communicated with the low-temperature expansion machine (3) and is communicated with the outside, the low-temperature heat exchanger (10) is communicated with the high-temperature compressor (1) and is adjusted to be communicated with the high-temperature compressor (1) and is communicated with the high-temperature compressor (1), and the low-temperature heat exchanger (10) is communicated with the low-temperature compressor (4) and is adjusted to be communicated with the low-temperature heat medium channel and the low-temperature compressor (4), so that the fuel-carrying and nuclear-energy-compressing heat pump device is formed.
12. In the fuel-carrying and nuclear-energy-compressing heat pump device, a newly-added compressor and a newly-added regenerator are added in any one of the fuel-carrying and nuclear-energy-compressing heat pump devices in claims 1, 3, 5 and 6, a low-temperature compressor (4) is communicated with a regenerator (9) and then is communicated with a low-temperature expander (3) through a low-pressure port, the low-temperature compressor (4) is communicated with the regenerator (9) and the newly-added regenerator (G) and then is communicated with the low-temperature expander (3) through the low-pressure port, a low-temperature heat exchanger (10) is communicated with the regenerator (9) and the low-temperature compressor (4) respectively, the low-temperature heat exchanger (10) is communicated with the regenerator (9) and the low-temperature compressor (4) through a low-pressure port, and the low-temperature heat exchanger (10) is also communicated with a new compressor (F) through the low-pressure port, and then is communicated with the low-temperature expander (3) through the low-pressure port, and then is communicated with the fuel-carrying and nuclear-energy-compressing heat pump device.
13. In the fuel-carrying and nuclear-energy-compression heat pump device according to claim 2 or claim 4, a newly-added compressor and a newly-added regenerator are added, a low-temperature compressor (4) is communicated with a regenerator (9) and then is communicated with a low-temperature expander (3) through a low-pressure port, the low-temperature compressor (4) is communicated with the regenerator (9) and the newly-added regenerator (G) and then is communicated with the low-temperature expander (3) through the low-pressure port, a low-temperature heat exchanger (10) is communicated with a high-temperature compressor (1) and the low-temperature compressor (4) respectively, a low-temperature heat exchanger (10) is communicated with the newly-added regenerator (G) and then is communicated with the high-temperature compressor (1) and the low-temperature compressor (4) respectively, the low-temperature heat exchanger (10) is also communicated with a new-temperature compressor (F) through a low-pressure port, and the new-temperature compressor (F) is also communicated with the regenerator (G) and then is communicated with the low-temperature expander (3) through the low-pressure port, and the fuel-carrying and nuclear-energy-compression heat pump device is formed.
14. In the fuel-carrying and nuclear-energy-compressing heat pump device, in any one of claims 12-13, a low-temperature heat exchanger (10) and a low-temperature heat medium channel communicated with the outside are canceled, the low-temperature expansion machine (3) is communicated with the low-temperature heat exchanger (10) to adjust the low-temperature expansion machine (3) to be communicated with the outside by an outlet circulation medium channel, the low-temperature heat exchanger (10) is communicated with a newly-added compressor (F) to be communicated with the newly-added compressor (F) by an external circulation medium channel, and the low-temperature heat exchanger (10) is communicated with the newly-added regenerator (G) to be communicated with the externally-added low-temperature medium channel, so that the fuel-carrying and nuclear-energy-compressing heat pump device is formed.
CN202311108874.4A 2022-08-27 2023-08-24 Fuel-carrying homonuclear compression type heat pump device Pending CN117249614A (en)

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CN202211076901 2022-08-27

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