CN106907811B - Distributed air conditioning device and method - Google Patents
Distributed air conditioning device and method Download PDFInfo
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- CN106907811B CN106907811B CN201710184180.7A CN201710184180A CN106907811B CN 106907811 B CN106907811 B CN 106907811B CN 201710184180 A CN201710184180 A CN 201710184180A CN 106907811 B CN106907811 B CN 106907811B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/20—Electric components for separate outdoor units
- F24F1/24—Cooling of electric components
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/42—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger characterised by the use of the condensate, e.g. for enhanced cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Fuel Cell (AREA)
Abstract
The device comprises a refrigeration and heating module, an energy supply module and a humidification module; in operation, all required electric energy is provided by the fuel cell stack, and meanwhile, products in the refrigeration and heating circulation process are used for cooling the fuel cell stack, and the stack operation products can also realize the defrosting and humidifying functions; in the heating process, the defrosting product of the outdoor heat exchanger flows into a galvanic pile cooling loop to cool the galvanic pile, so that the operation efficiency of the galvanic pile and the whole device is improved while the waste product is fully utilized; in the refrigeration process, the condensation product of the indoor heat exchanger flows into the galvanic pile cooling loop to cool the galvanic pile, so that the running efficiency of the galvanic pile is improved; in the defrosting process, the heat required by the outdoor heat exchanger is provided by a fuel cell product, so that the work of equipment is reduced; in the humidifying process, the water and heat required by the device are obtained from the battery product, so that the resource waste is reduced; the device can realize independent stable operation on the whole, meets the basic requirements of distributed energy, and has the advantages of high efficiency, energy conservation, cleanness, environmental protection, multiple functions and the like.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a distributed air conditioner device and a method.
Background
Along with the increasingly high requirements of people on living comfort, the living environment with good temperature and humidity becomes the basic requirements of people's life, and the demands also lead to the great increase of the electricity consumption of resident air conditioning equipment, thereby leading to the imbalance of the supply and demand of the electricity in China. In order to meet the requirement of the power load, the power department has to generate power according to the maximum load, which also causes surplus and waste of power to a certain extent, and has to perform power limiting management during the peak period of power utilization. Especially in recent years, the 'power limit' problem and the 'major power failure' accident in the world are more and more frequently seen in the visual field of people, which is quite inconsistent with the concept of sustainable development, energy conservation and consumption reduction advocated by China for a long time.
The existing air conditioning devices mainly comprise four types, namely a wall-mounted type air conditioning device, a vertical cabinet type air conditioning device, a window type air conditioning device and a ceiling type air conditioning device, most of the mainstream air conditioning devices run by depending on a power grid, so that the application range of the mainstream air conditioning devices is limited to a certain fixed area, the equipment is greatly inconvenient in the moving process, and the air conditioning devices cannot be stably and conveniently used in areas where the power grid cannot reach, such as frontier regions, wastelands and the like. In addition, the operation of the devices brings great power utilization pressure to the power grid, and the stable operation of the devices is also influenced by the problems of power limit, power failure and the like of the power grid.
The fuel cell technology is considered as an ultimate solution to solve the energy crisis, can directly convert chemical energy existing in fuel and oxidant into electric energy, and has the remarkable advantages of high efficiency, no pollution, no noise, high reliability, modularization, quick response to load change and the like, so that the fuel cell technology is increasingly applied to the distributed energy technology.
However, during the operation of the fuel cell, the generated products cannot be effectively treated, and a large amount of heat is generated during the long-term operation of the fuel cell, which always affects the efficient and stable operation of the fuel cell-based distributed energy device. Therefore, an air conditioning device which is more energy-saving, environment-friendly, efficient and stable is urgently needed.
Disclosure of Invention
In view of the above problems in the prior art, an object of the present invention is to provide a distributed air conditioning apparatus and method capable of continuously outputting cold, heat, and steam while ensuring stable and efficient operation of the system.
In order to achieve the purpose, the device comprises a refrigeration and heating module, an energy supply module and a humidification module;
the energy supply module comprises a fuel cell stack, a cathode product outlet of the fuel cell stack is connected with an inlet of a gas-liquid separator, a liquid phase outlet of the gas-liquid separator is communicated with a water distributor of the humidification module, a gas phase outlet of the gas-liquid separator is communicated with an outdoor heat exchanger of the refrigeration and heating module, and a stack cooling loop is wound on the outer side of the fuel cell stack;
the refrigeration and heating module comprises an indoor heat exchanger, the indoor heat exchanger is connected with an external loop of the compressor through a first liquid separator and an expansion valve, the internal loop of the compressor is connected with the external loop of the compressor through a four-way reversing valve, a gas-liquid separator and an outdoor heat exchanger are further arranged on an inlet pipeline of the compressor), and the indoor heat exchanger is connected with the external loop of the compressor through a second liquid separator; a product discharge pipeline of the heating and refrigerating module is connected with an inlet of a battery cooling loop of the energy supply module, and an outlet of the battery cooling loop is connected with an inlet of the gas-liquid separator;
the humidifying module comprises a water distributor connected with a liquid phase outlet of the gas-liquid separator 5, an outlet of the water distributor is connected with a wet film material inlet, and a wet film material outlet is connected with a water storage tank.
The cathode chamber and the anode chamber of the fuel cell stack are respectively connected with an oxidant storage tank and a fuel storage tank, an anode product outlet is communicated with the fuel storage tank, and the oxidant storage tank and the fuel storage tank both adopt pressure containers.
The cathode chamber of the fuel cell stack is connected with an air circulation pump or an oxygen generation device.
And the anode chamber of the fuel cell stack is connected with an external fuel supply pipeline.
The compressor is a positive displacement refrigeration compressor or a centrifugal refrigeration compressor.
The indoor heat exchanger is a surface heat exchanger, a heat accumulating type heat exchanger, a direct contact type heat exchanger or a duplex heat exchanger.
The outdoor heat exchanger is a surface heat exchanger, a heat accumulating type heat exchanger, a direct contact type heat exchanger or a duplex heat exchanger.
And a heater or an ultrasonic generator for evaporating moisture of the wet film material is also arranged at the position corresponding to the wet film material of the humidifying module.
The distributed air conditioning method is characterized by comprising the following steps:
step S100: discharging and compressing a working medium by a galvanic pile: respectively introducing an oxidant in an oxidant storage tank and a fuel in a fuel storage tank into a cathode chamber and an anode chamber of the fuel cell stack to discharge the fuel cell stack, allowing a product in the cathode chamber to flow into a gas-liquid separator for gas-liquid separation, and allowing an anode product to flow back to the fuel storage tank; meanwhile, the fuel cell stack discharges to enable the compressor to do work to refrigerate the circulating working medium in the heating module to flow and exchange heat;
step S200: the electric pile supplies power and supplies water and cools the fuel cell electric pile: the electric energy generated by the fuel cell stack is provided for each electric device in the system, the water with certain heat which flows out of the gas-liquid separator flows to the water distributor for humidification, and the gas with certain heat which flows out of the gas-liquid separator flows to the outdoor heat exchanger for defrosting; meanwhile, cooling the battery cooling loop by the condensation product of the indoor heat exchanger or the defrosting product of the outdoor heat exchanger through a pipeline;
step S300: according to heating, refrigerating, defrosting or humidifying target operation:
if the target is heating, the circulating working medium flows into the compressor to perform compression and work, the circulating working medium flows into the indoor heat exchanger from the four-way reversing valve to perform flowing heat exchange with the indoor environment and flows to the expansion valve from the first liquid separator, and hot air obtained by the indoor environment is blown out through the wet film material by the fan; the circulating working medium flows into the outdoor heat exchanger through the second liquid separator to expand and absorb heat with the outdoor environment, and a defrosting product of the outdoor heat exchanger is led to the pile cooling loop to cool the fuel cell pile and flows to the gas-liquid separator; the circulating working medium flows out of the outdoor heat exchanger and flows into a loop in the compressor through a four-way reversing valve to continue to expand to do work;
if the target is refrigeration, the circulating working medium flows into the compressor to perform compression and work, flows into the outdoor heat exchanger from the four-way reversing valve to perform flowing heat exchange with the outdoor environment, and flows to the expansion valve through the second liquid separator; circulating working media flow into the indoor heat exchanger through the first liquid separator to expand and absorb heat with the indoor environment, cold air obtained from the indoor environment is blown out through a wet film material through a fan, and condensed water generated by the indoor heat exchanger is led to the pile cooling loop to cool the fuel cell pile and flows to the gas-liquid separator; the circulating working medium flows out of the indoor heat exchanger and flows into a loop in the compressor through a four-way reversing valve to continue to expand to do work;
if the defrosting is aimed, opening an air path outlet of the air-liquid separator, leading gas with certain heat to an outdoor heat exchanger, and defrosting the outdoor heat exchanger;
and if the target is humidification, opening a liquid phase outlet of the gas-liquid separator to enable water to flow into the wet film material through the water distributor, and blowing out water by using air flow of a fan coil system of the refrigeration and heating module to humidify the environment.
In the running process of the invention, all the required electric energy is provided by the fuel cell; in the heating process, the defrosting product of the external unit can effectively cool the fuel cell; during the refrigeration process, the condensation product of the internal machine of the device can effectively cool the fuel cell; during defrosting, the heat required by the outdoor heat exchanger can be provided by the fuel cell product; during humidification, the moisture and heat required by the device can be obtained from the cell product. The whole operation process is independent and stable, and the device has the advantages of high efficiency, energy conservation, cleanness, environmental protection, multiple functions and the like.
According to the technical scheme, the invention has the following advantages:
1. the distributed air conditioning device is externally independent of a power grid and internally operates in a cooperative and complementary mode, the fuel cell is used as a power supply, independent and clean electric energy is output, stable refrigeration, heating, humidification and defrosting are achieved, in addition, fuel and oxidant consumed by the fuel cell are simple and easy to obtain, products are clean and pollution-free, the operation cost of the device is reduced, and the working products are environment-friendly.
2. The fuel cell is cooled by utilizing the condensed water or the defrosting product of the device, waste resources are fully utilized, extra work is not needed in the cooling process, and the operation efficiency of the device can be effectively improved while the working efficiency of the electric pile is improved.
3. The fuel cell product is fully utilized, the hot air generated by the fuel cell stack is utilized to defrost the air conditioner outdoor heat exchanger under the condition of no need of additional heating, the hot water generated by the fuel cell stack is utilized to realize humidification and heat supply of the device, and other water using equipment provides hot water under the condition of no need of additional heating, so that the whole product utilization process is energy-saving and environment-friendly.
Drawings
Fig. 1 is a schematic structural view of the present invention.
The following drawings: the system comprises a refrigeration and heating module I, a power supply module II, a humidification module III, an indoor heat exchanger 1, a first liquid separator 2, a four-way reversing valve 3, a compressor 4, a gas-liquid separator 5, an expansion valve 6, a second liquid separator 7, an outdoor heat exchanger 8, a fuel cell stack 9, an oxidant storage tank 10, a fuel storage tank 11, a cell cooling loop 12, a gas-liquid separator 13, a water distributor 14, a wet membrane material 15 and a water storage tank 16.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the invention comprises a refrigeration and heating module I, an energy supply module II and a humidification module III;
the refrigeration and heating module I comprises an indoor heat exchanger 1, the indoor heat exchanger 1 is connected with an external loop of a compressor 4 through a first liquid separator 2 and an expansion valve 6, an internal loop of the compressor 4 is connected with an external loop of the compressor 4 through a four-way reversing valve 3, a gas-liquid separator 5 is further installed on an inlet pipeline of the compressor 4, and an outdoor heat exchanger 13 is connected with an external loop of the compressor 9 through a second liquid separator 12; a product discharge pipeline of the heating and refrigerating module I is connected with an inlet of a battery cooling loop 12 of the energy supply module II, and an outlet of the battery cooling loop 12 is connected with an inlet of a gas-liquid separator 13;
the energy supply module II comprises a fuel cell stack 9, an oxidant storage tank 10 and a fuel storage tank 11 which are connected with a cathode chamber and an anode chamber of the fuel cell stack 9, an anode product outlet is communicated with the fuel storage tank 11, a cathode product outlet of the fuel cell stack 9 is connected with an inlet of a gas-liquid separator 13, a liquid phase outlet of the gas-liquid separator 13 is communicated with a water distributor 14 of the humidification module III, a gas phase outlet of the gas-liquid separator 13 is communicated with an outdoor heat exchanger 8 of the refrigeration and heating module I, and a stack cooling loop 12 is wound on the outer side of the fuel cell stack 9;
the humidifying module III comprises a water distributor 14 connected with a liquid phase outlet of the gas-liquid separator 5, an outlet of the water distributor 14 is connected with an inlet of a wet film material 15, and an outlet of the wet film material 15 is connected with a water storage tank 16.
The cathode and anode chambers of the fuel cell stack 9 of the present invention are connected to an oxidant storage tank 10 and a fuel storage tank 11, respectively, and both the oxidant storage tank 10 and the fuel storage tank 11 employ pressure vessels. The cathode compartment of the fuel cell stack 9 may also be connected to an air circulation pump or an oxygen generation plant. The anode chamber of the fuel cell stack 9 may also be connected to an external fuel supply line. The compressor 4 is a positive displacement refrigeration compressor or a centrifugal refrigeration compressor; the indoor heat exchanger 1 is a surface heat exchanger, a heat accumulating type heat exchanger, a direct contact type heat exchanger or a compound heat exchanger; the outdoor heat exchanger 8 is a surface heat exchanger, a regenerative heat exchanger, a direct contact heat exchanger or a duplex heat exchanger; and a heater or an ultrasonic generator for evaporating moisture of the wet film material is also arranged at the corresponding position of the wet film material 15 of the humidifying module III.
The distributed air conditioning method of the invention comprises the following steps:
step S100: discharging and compressing a working medium by a galvanic pile: respectively introducing an oxidant in an oxidant storage tank 10 and a fuel in a fuel storage tank 11 into a cathode chamber and an anode chamber of a fuel cell stack 9 to discharge the fuel cell stack 9, introducing a product in the cathode chamber into a gas-liquid separator 13 to perform gas-liquid separation, and refluxing an anode product to the fuel storage tank 11; meanwhile, the fuel cell stack 9 discharges to enable the compressor 4 to do work to refrigerate the circulating working medium in the heating module I to flow and exchange heat;
step S200: the electric pile supplies power and supplies water and cools the fuel cell electric pile: the electric energy generated by the operation of the fuel cell stack 9 is provided for each electric device in the system, the water with certain heat which flows out of the gas-liquid separator 13 flows to the water distributor 14 for humidification, and the gas with certain heat which flows out of the gas-liquid separator 13 flows to the outdoor heat exchanger 8 for defrosting; meanwhile, the condensation product of the indoor heat exchanger 1 or the defrosting product of the outdoor heat exchanger 8 cools and cools the battery cooling loop 12 through a pipeline;
step S300: according to heating, refrigerating, defrosting or humidifying target operation:
if the target is heating, the circulating working medium flows into the compressor 4 to perform compression and work, the circulating working medium flows into the indoor heat exchanger 1 from the four-way reversing valve 3 to perform flowing heat exchange with the indoor environment and flows to the expansion valve 6 from the first liquid separator 2, and hot air obtained from the indoor environment is blown out through the wet film material 15 by the fan; the circulating working medium flows into the outdoor heat exchanger 8 through the second liquid separator 7 to expand and absorb heat with the outdoor environment, and a defrosting product of the outdoor heat exchanger 8 is led to the pile cooling loop 12 to cool the fuel cell pile 9 and flows to the gas-liquid separator 13; the circulating working medium flows out of the outdoor heat exchanger 8, flows into a loop in the compressor 4 through the four-way reversing valve 3 and continues to expand and do work;
if the target is refrigeration, the circulating working medium flows into the compressor 4 to be compressed and do work, flows into the outdoor heat exchanger 8 from the four-way reversing valve 3 to perform flowing heat exchange with the outdoor environment, and flows to the expansion valve 6 through the second liquid separator 7; circulating working media flow into the indoor heat exchanger 1 through the first liquid separator 2 to expand and absorb heat with an indoor environment, cold air obtained from the indoor environment is blown out through the wet film material 15 through a fan, and condensed water generated by the indoor heat exchanger 1 is led to the pile cooling loop 12 to cool the fuel cell pile 9 and flows to the gas-liquid separator 13; the circulating working medium flows out of the indoor heat exchanger 1, flows into a loop in the compressor 4 through the four-way reversing valve 3 and continues to expand and do work;
if the defrosting is aimed, opening a gas path outlet of the gas-liquid separator 13, leading gas with certain heat to the outdoor heat exchanger 8, and defrosting the outdoor heat exchanger 8;
if the target is humidification, the liquid phase outlet of the gas-liquid separator 13 is opened to allow water to flow into the wet film material 15 through the water distributor 14, and the air flow of the fan coil system of the refrigeration and heating module I is used for blowing out the water to humidify the environment.
Claims (8)
1. The operation method of the distributed air conditioning device comprises a refrigeration and heating module (I), an energy supply module (II) and a humidification module (III), wherein all electric energy required by the device is provided by a fuel cell in the operation process;
the refrigeration and heating module (I) comprises an indoor heat exchanger (1), the indoor heat exchanger (1) is connected with an outer loop of the compressor (4) through a first liquid separator (2) and an expansion valve (6), an inner loop of the compressor (4) is connected with the outer loop of the compressor (4) through a four-way reversing valve (3), a gas-liquid separator (5) is further installed on an inlet pipeline of the compressor (4), and an outdoor heat exchanger (8) is connected with the outer loop of the compressor (4) through a second liquid separator (7); a product discharge pipeline of the heating and refrigerating module (I) is connected with an inlet of a battery cooling loop (12) of the energy supply module (II), and an outlet of the battery cooling loop (12) is connected with an inlet of a gas-liquid separator (13);
the energy supply module (II) comprises a fuel cell stack (9), an outlet of a cathode product of the fuel cell stack (9) is connected with an inlet of a gas-liquid separator (13), a liquid phase outlet of the gas-liquid separator (13) is communicated with a water distributor (14) of the humidification module (III), a gas phase outlet of the gas-liquid separator (13) is communicated with an outdoor heat exchanger (8) of the refrigeration and heating module (I), and a stack cooling loop (12) is wound on the outer side of the fuel cell stack (9);
the humidifying module (III) comprises a water distributor (14) connected with a liquid phase outlet of the gas-liquid separator (5), an outlet of the water distributor (14) is connected with an inlet of a wet film material (15), and an outlet of the wet film material (15) is connected with a water storage tank (16);
the method is characterized by comprising the following steps:
step S100: discharging and compressing a working medium by a galvanic pile: respectively introducing an oxidant in an oxidant storage tank (10) and a fuel in a fuel storage tank (11) into a cathode chamber and an anode chamber of a fuel cell stack (9) to discharge the fuel cell stack (9), introducing a product in the cathode chamber into a gas-liquid separator (13) to perform gas-liquid separation, and refluxing an anode product to the fuel storage tank (11); meanwhile, the fuel cell stack (9) discharges to enable the compressor (4) to do work to refrigerate the circulating working medium in the heating module (I) to flow and exchange heat;
step S200: the electric pile supplies power and supplies water and cools the fuel cell electric pile: the electric energy generated by the operation of the fuel cell stack (9) is provided for each electric device in the system, the water with certain heat quantity flowing out of the gas-liquid separator (13) flows to the water distributor (14) for humidification, and the gas with certain heat quantity flowing out of the gas-liquid separator (13) flows to the outdoor heat exchanger (8) for defrosting; meanwhile, the condensation product of the indoor heat exchanger (1) or the defrosting product of the outdoor heat exchanger (8) cools and cools the battery cooling loop (12) through a pipeline;
step S300: according to heating, refrigerating, defrosting or humidifying target operation:
if the aim is heating, the circulating working medium flows into the compressor (4) to perform compression and work, the circulating working medium flows into the indoor heat exchanger (1) from the four-way reversing valve (3) to perform flowing heat exchange with the indoor environment and flows to the expansion valve (6) from the first liquid separator (2), and hot air obtained by the indoor environment is blown out through the wet film material (15) by the fan; the circulating working medium flows into the outdoor heat exchanger (8) through the second liquid separator (7) to expand and absorb heat with the outdoor environment, and a defrosting product of the outdoor heat exchanger (8) is led to the galvanic pile cooling loop (12) to cool the galvanic pile (9) of the fuel cell and flows to the gas-liquid separator (13); the circulating working medium flows out of the outdoor heat exchanger (8) and flows into a loop in the compressor (4) through the four-way reversing valve (3) to continue to expand and do work;
if the target is refrigeration, the circulating working medium flows into the compressor (4) to perform compression work, flows into the outdoor heat exchanger (8) from the four-way reversing valve (3) to perform flowing heat exchange with the outdoor environment, and flows to the expansion valve (6) through the second liquid separator (7); circulating working media flow into the indoor heat exchanger (1) through the first liquid separator (2) to expand and absorb heat with the indoor environment, cold air obtained from the indoor environment is blown out through a wet film material (15) by a fan, and condensed water generated by the indoor heat exchanger (1) is led to the pile cooling loop (12) to cool the fuel cell pile (9) and flows to the gas-liquid separator (13); the circulating working medium flows out of the indoor heat exchanger (1) and flows into a loop in the compressor (4) through the four-way reversing valve (3) to continue to expand and do work;
if the defrosting is aimed, opening a gas path outlet of the gas-liquid separator (13), leading gas with certain heat to the outdoor heat exchanger (8), and defrosting the outdoor heat exchanger (8);
if the target is humidification, the liquid phase outlet of the gas-liquid separator (13) is opened to enable water to flow into the wet film material (15) through the water distributor (14), and the air flow of the fan coil system of the refrigerating and heating module (I) is used for blowing out the water to humidify the environment.
2. The operation method of the distributed air conditioner according to claim 1, wherein the cathode chamber and the anode chamber of the fuel cell stack (9) are respectively connected with an oxidant storage tank (10) and a fuel storage tank (11), the anode product outlet is communicated with the fuel storage tank (11), and the oxidant storage tank (10) and the fuel storage tank (11) are both pressure vessels.
3. Method for operating a distributed air conditioning system according to claim 1, characterized in that the cathode compartment of the fuel cell stack (9) is connected to an air circulation pump or an oxygen production plant.
4. Method for operating a distributed air conditioning system according to claim 1, characterized in that the anode chambers of the fuel cell stacks (9) are connected to an external fuel supply line.
5. The method of operating a distributed air conditioning system according to claim 1, wherein said compressor (4) is a positive displacement refrigeration compressor or a centrifugal refrigeration compressor.
6. The operation method of a distributed air conditioner according to claim 1, wherein the indoor heat exchanger (1) is a surface heat exchanger, a regenerative heat exchanger, a direct contact heat exchanger or a multiple heat exchanger.
7. The operation method of distributed air conditioning apparatus according to claim 1, wherein the outdoor heat exchanger (8) is a surface heat exchanger, a regenerative heat exchanger, a direct contact heat exchanger or a multiple heat exchanger.
8. The operation method of the distributed air conditioner according to claim 1, wherein a heater or an ultrasonic generator for evaporating moisture of the wet film material is further installed at a position corresponding to the wet film material (15) of the humidifying module (III).
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11281072A (en) * | 1998-03-30 | 1999-10-15 | Sanyo Electric Co Ltd | Heat supply system |
CN1474471A (en) * | 2002-08-19 | 2004-02-11 | 乐金电子(天津)电器有限公司 | Fuel cell device |
CN1789863A (en) * | 2004-12-13 | 2006-06-21 | Lg电子株式会社 | Cooling/heating apparatus using waste heat from fuel cell |
CN101103477A (en) * | 2004-11-25 | 2008-01-09 | 丰田自动车株式会社 | Fuel cell system |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140278709A1 (en) * | 2013-03-14 | 2014-09-18 | Combined Energies LLC | Intelligent CCHP System |
-
2017
- 2017-03-24 CN CN201710184180.7A patent/CN106907811B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11281072A (en) * | 1998-03-30 | 1999-10-15 | Sanyo Electric Co Ltd | Heat supply system |
CN1474471A (en) * | 2002-08-19 | 2004-02-11 | 乐金电子(天津)电器有限公司 | Fuel cell device |
CN101103477A (en) * | 2004-11-25 | 2008-01-09 | 丰田自动车株式会社 | Fuel cell system |
CN1789863A (en) * | 2004-12-13 | 2006-06-21 | Lg电子株式会社 | Cooling/heating apparatus using waste heat from fuel cell |
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