CN210866372U - Domestic combined heat and power device for fuel cell - Google Patents
Domestic combined heat and power device for fuel cell Download PDFInfo
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- CN210866372U CN210866372U CN201921993135.7U CN201921993135U CN210866372U CN 210866372 U CN210866372 U CN 210866372U CN 201921993135 U CN201921993135 U CN 201921993135U CN 210866372 U CN210866372 U CN 210866372U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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Abstract
The utility model discloses a domestic combined heat and power device of a fuel cell, which comprises a hydrogen storage system, a deionizer, an expansion kettle, a lithium battery system and an air compressor, the system comprises a fuel cell DC converter, a fuel cell reactor, a fuel cell intercooler and a radiator, wherein a hydrogen storage system is connected with the fuel cell reactor through a hydrogen conveying pipe, an air compressor is connected with the fuel cell intercooler and the fuel cell intercooler are connected with the fuel cell reactor through air conveying pipes, the radiator, a deionizer, an expansion kettle and the fuel cell reactor are connected through a cooling liquid recycling pipe in sequence, the fuel cell reactor is electrically connected with the fuel cell DC converter, the fuel cell DC converter is electrically connected with a lithium battery system, and cooling liquid and waste gas with a large amount of waste heat at the fuel cell reactor enter a floor heating laying pipeline through a heat output pipeline. The utility model discloses energy conversion is high-efficient, high-usage and energy-concerving and environment-protective, pollution-free.
Description
Technical Field
The utility model relates to a new forms of energy utilization technique especially relates to a domestic cogeneration device of fuel cell.
Background
At present, electric energy is mainly used for household electricity consumption, winter heating, hot water supply and the like. At the present stage of industrialization and urbanization, energy and environment become main contradictions of economic and social development in China, the shortage of energy and the deterioration of environment are global problems commonly faced by human beings at present, the fuel cell power generation technology is an advanced and clean power generation technology, the power generation mechanism of the fuel cell power generation technology is different from that of the traditional power generation mode, the power generation efficiency of the fuel cell power generation technology is not limited by Carnot cycle efficiency, and the fuel cell power generation technology is efficient power generation equipment. The fuel cell is used as a power generation device of a building combined heat and power system, a high-efficiency energy conversion mode and a high-efficiency energy utilization mode are integrated, certain research value is achieved, and the research in the field has important significance in the aspects of improving the energy utilization rate, improving the environmental quality and the like.
For example, the patent document with the publication number of CN205177938U discloses a "5 kW household low-temperature solid oxide fuel cell cogeneration device", which comprises an intake pump, a fuel cell stack, a photovoltaic array, a DC/AC converter, a household load, a DC/DC converter, a storage battery, a change-over switch, a heating heat exchanger, a hot water heat exchanger, a tail gas separator, a hot water incubator, and a heater. The fuel cell stack converts chemical energy of fuel into electric energy and heat energy for users to use, the electric energy directly supplies power to household loads, and the heat energy can realize household heating and household life hot water by sequentially passing through the heating heat exchanger and the hot water heat exchanger. Meanwhile, the solar energy is used for supplying power to the household load, and the electric energy generated by the solar energy is used for heating the auxiliary heater of the fuel cell stack to assist in starting the fuel cell stack. The system is equipped with a battery to ensure that the fuel cell stack can be started smoothly at any time. Although the scheme points out the composition of the combined heat and power device, the combined heat and power device needs to be used in a household, so that how to position and arrange all the components of the device can ensure that all the components can work effectively for a long time and the occupied area of the components is reduced as much as possible, the combined heat and power device is convenient to store in the household, and the combined heat and power device is a problem which needs to be solved urgently by the common fuel cell type combined heat and power device at present. In addition, the energy conversion and utilization rate needs to be improved.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is not enough to above-mentioned prior art, provide an energy conversion high efficiency, energy conversion high-usage and energy-concerving and environment-protective, pollution-free domestic combined heat and power device of fuel cell.
In order to realize the purpose, the utility model discloses a technical scheme be:
a household combined heat and power device for fuel cells comprises a hydrogen storage system, a deionizer, an expansion kettle, a lithium battery system, an air compressor, a fuel cell DC converter, a fuel cell reactor, a fuel cell intercooler and a radiator, the hydrogen storage system is connected with the fuel cell reactor through a hydrogen conveying pipe, the air compressor is connected with the fuel cell intercooler, and the fuel cell intercooler is connected with the fuel cell reactor through an air conveying pipe, the radiator, the deionizer, the expansion kettle and the fuel cell reactor are connected in turn through a cooling liquid recovery pipe, the fuel cell reactor is electrically connected with the fuel cell DC converter, the fuel cell DC converter is electrically connected with the lithium battery system, and the cooling liquid and the waste gas with a large amount of waste heat at the fuel cell reactor enter a floor heating laying pipeline through a heat output pipeline.
In the scheme, hydrogen and compressed air are subjected to chemical reaction under the action of a catalyst in the fuel cell reactor to generate electric energy, water with a large amount of waste heat and waste gas. The generated electric energy can be directly connected into a household power grid through alternating current-direct current conversion and voltage conversion for household power utilization; the cooling liquid and the waste gas with a large amount of waste heat enter a floor heating laying pipeline through a heat output pipeline to exchange heat to achieve the aim of heating in winter, and the device has the characteristics of energy conservation, environmental protection, no pollution and high efficiency, and the energy conversion utilization rate can reach more than 90%.
Furthermore, the radiator is connected with an outlet of the floor heating laying pipeline through a cold recovery pipeline and used for recovering and cooling the cooling liquid used for heating the floor heating laying pipeline. So that the cooling liquid can be recycled.
Further, still include the frame, the frame includes four stands and two at least bear the frame, and is a plurality of bear the frame edge stand direction of height interval distribution, every bear four angles of frame respectively with four the stand is connected and is fixed, hydrogen storage system, deionizer, expansion kettle, lithium battery system, air compressor machine, fuel cell DC converter, fuel cell reactor, fuel cell intercooler, radiator, hydrogen delivery pipe, air delivery pipe and coolant liquid recovery pipe divide and locate a plurality ofly bear on the frame. The device is beneficial to the layered distribution of a plurality of devices and reduces the occupied area.
Further, bear the frame and be four, the hydrogen storage system the deionizer and the expansion kettle is located the fourth layer bear the frame, lithium cell system locates the third layer bear the frame, air compressor machine, fuel cell DC converter, fuel cell reactor and fuel cell intercooler are located the second layer bear the frame, the radiator is located the first layer bear the frame.
Furthermore, four corners of each bearing frame are respectively sleeved on four upright columns and can move along the height direction of the upright columns, two opposite sides of each bearing frame are respectively provided with at least one screw rod extending along the height direction of the upright columns, the bearing frame at the bottommost layer is fixedly connected with the screw rods, the rest bearing frames are connected with the screw rods through gears with middle holes, the inner walls of the middle holes of the gears are in threaded connection with the screw rods, the gears are rotatably connected with the bearing frames, the gears of the same bearing frame are connected through a chain, and the chain is meshed with adjusting wheels. The adjusting device is favorable for realizing the adjustment of the distance between the bearing frames, can be horizontally and stably changed, and is favorable for facilitating the disassembly, assembly and maintenance of parts such as an air compressor, a fuel cell DC converter, a fuel cell reactor and the like.
Furthermore, the upright post is provided with scale marks.
Furthermore, through holes are formed in the two opposite sides of the bearing frame corresponding to the screw rods, the upper end or the lower end of the gear penetrates through the through holes and is locked through a connecting piece, and the gear can rotate relative to the through holes.
Further, the fuel cell system also comprises an auxiliary radiator arranged on the first layer and used for radiating heat of the expansion kettle, the air compressor and the fuel cell DC converter through a water cooling pipeline.
The fuel cell system further comprises a buffer tank arranged on the first layer of the bearing frame and used for discharging water and waste gas generated at the fuel cell reactor after the water and the waste gas are buffered by the buffer tank.
Furthermore, walking wheels are arranged at the bottom ends of the four upright posts, and a plurality of jacks are uniformly arranged at intervals around the edge of the bottom of the bearing frame at the bottommost layer. The household cogeneration device is convenient to move and park.
After the technical scheme is adopted, the beneficial effects of the utility model are that: the household heating system can realize clean energy type household power supply and household heating, is energy-saving and environment-friendly, and has high energy utilization rate; the cooling liquid with waste heat is used for household heating heat exchange as well as hot gas, and the cooling liquid can be recycled, so that the material consumption is low, and the heat energy is fully utilized; the machine frame is arranged, all parts can be arranged in a layered mode, the whole occupied area is small, and the use space is saved; the screw, the gear chain, the adjusting wheel and the like are arranged, so that the distance between the bearing frames can be adjusted by rotating the adjusting wheel, the adjustment synchronism and the stability are guaranteed, and the disassembly and the assembly of each functional part in the device are facilitated; the bearing frame is connected with the gear in a locking way through the connecting piece, so that the gear and the bearing frame can be relatively detached, and the maintainability of vulnerable parts of the device is favorably improved; the walking wheels and the jacks are arranged, so that the household combined heat and power supply device can be conveniently moved and parked.
Drawings
In order to more clearly illustrate embodiments of the present invention or the technical solutions of the prior art, the drawings are as follows:
fig. 1 is a schematic structural diagram of a preferred fuel cell domestic cogeneration unit provided by the present invention;
fig. 2 is a schematic perspective view of a domestic combined heat and power device for fuel cells according to a specific embodiment of the present invention;
fig. 3 is a schematic view of a three-dimensional structure of a preferred rack provided by the present invention;
fig. 4 is a schematic view of the split structure of the assembly of the bearing frame and the gear.
In the figure: 1-hydrogen storage system, 2-deionizer, 3-expansion kettle, 4-lithium battery system, 5-air compressor, 6-fuel cell DC converter, 7-fuel cell reactor, 8-fuel cell intercooler, 9-radiator, 11-hydrogen delivery pipe, 12-air delivery pipe, 13-coolant recovery pipe, 14-heat output pipeline, 110-upright column, 120-bearing frame, 91-auxiliary radiator, 10-buffer tank, 130-screw, 140-gear, 150-chain, 160-regulating wheel, 121-via hole, 141-connecting piece, 170-road wheel and 180-jack.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1, this embodiment provides a domestic cogeneration device for fuel cells, which includes a hydrogen storage system 1, a deionizer 2, an expansion tank 3, a lithium battery system 4, an air compressor 5, a fuel cell DC converter 6, a fuel cell reactor 7, a fuel cell intercooler 8 and a heat sink 9, wherein the hydrogen storage system 1 is connected to the fuel cell reactor 7 through a hydrogen delivery pipe 11 for delivering hydrogen to the fuel cell reactor 7, the air compressor 5 is connected to the fuel cell intercooler 8 and the fuel cell intercooler 8 is connected to the fuel cell reactor 7 through an air delivery pipe 12 for delivering air to the fuel cell reactor 7, the heat sink 9, the deionizer 2, the expansion tank 3 and the fuel cell reactor 7 are sequentially connected through a coolant recovery pipe 13, the recycling of be used for the coolant liquid, fuel cell reactor 7 with fuel cell DC converter 6 electricity is connected, fuel cell DC converter 6 with lithium battery system 4 electricity is connected, and lithium battery system 4 is connected with the family's electric wire netting, for the domestic appliance power supply, fuel cell reactor 7 department has coolant liquid and the waste gas of a large amount of waste heat and warms up through the entering of heat output pipeline 14 and lays the pipeline.
In the above scheme, hydrogen and compressed air undergo a chemical reaction in the fuel cell reactor 7 under the action of a catalyst to generate electric energy, water with a large amount of waste heat, and exhaust gas. The generated electric energy is converted by the AC/DC of the fuel cell DC converter 6, and the voltage conversion of the lithium battery system 4 can be directly connected to a household power grid for household electricity utilization; the cooling liquid and the waste gas with a large amount of waste heat enter a floor heating laying pipeline through the heat output pipeline 14 to exchange heat to achieve the aim of heating in winter, and the device has the characteristics of energy conservation, environmental protection, no pollution and high efficiency, and the energy conversion utilization rate can reach more than 90%.
Further, the radiator 9 is connected with an outlet of the floor heating laying pipeline through a cold recovery pipeline and used for recovering and cooling the cooling liquid used for heating the floor heating laying pipeline. So that the cooling liquid can be recycled. The consumption of cooling liquid is reduced, the utilization rate is improved, and the energy conservation and the environmental protection are realized. In order to facilitate the recovery of the coolant, the cold recovery pipeline or the coolant recovery pipe 13 is preferably communicated with a water pump.
Further, as shown in fig. 2, the hydrogen storage system further includes a frame, the frame includes four vertical columns 110 and at least two bearing frames 120, the bearing frames 120 are distributed along the height direction of the vertical columns 110 at intervals, four corners of each bearing frame 120 are respectively connected with the four vertical columns 110 and fixed, and can be integrally connected and fixed, such as welded or integrally cast, or detachably fixed, such as screwed through corner connectors, and the hydrogen storage system 1, the deionizer 2, the expansion water tank 3, the lithium battery system 4, the air compressor 5, the fuel cell DC converter 6, the fuel cell reactor 7, the fuel cell intercooler 8, the radiator 9, the hydrogen delivery pipe 11, the air delivery pipe 12 and the coolant recovery pipe 13 are respectively arranged on the bearing frames 120. According to the distribution condition of the pipeline, the functional parts are reasonably arranged, layered distribution of a plurality of devices is facilitated, and occupied area and occupied space are reduced.
The specific implementation mode is as follows: bear frame 120 and be four, bear frame 120 to fourth layer by first layer respectively from lower to upper, hydrogen storage system 1 deionizer 2 and expansion kettle 3 locates the fourth layer bear frame 120, specifically, deionizer 2 and expansion kettle 3 are close to the setting each other, lithium cell system 4 locates the third layer bear frame 120, air compressor machine 5, fuel cell DC converter 6, fuel cell reactor 7 and fuel cell intercooler 8 locate the second layer bear frame 120, radiator 9, main water pump locate the first layer bear frame 120. Radiator 9 locates the lower floor, is favorable to being used for the coolant liquid to retrieve the cooling with ground heating pipe connection, and the main water pump is located the lower floor and is favorable to coolant liquid, hydrologic cycle's operation, and hydrogen storage system 1 locates the fourth floor, and in order for safe consideration, under the dangerous condition appears, hydrogen can directly discharge in the atmosphere.
In yet another embodiment: compare in aforementioned embodiment, still including locating the first layer bear the auxiliary heat radiator 91 of frame 120, auxiliary heat radiator 91 is used for doing through the water-cooling pipeline the expansion kettle, the air compressor machine and the heat dissipation of fuel cell DC converter, and the water-cooling pipe connection has auxiliary water pump for the water-cooling circulation, above-mentioned part of abundant heat dissipation.
The fuel cell system further comprises a buffer tank 10 arranged on the first layer of the bearing frame 120 and used for discharging water and waste gas generated at the fuel cell reactor 7 after buffering through the buffer tank 10. The buffer tank 10 is installed at the lowest floor, which is beneficial to the centralized and smooth discharge of surplus water and waste gas in the device.
In this embodiment, the number of the expansion tanks 3 is two, one of the expansion tanks is the expansion tank for the main heat dissipation system, and is used for connecting the main heat dissipation system composed of the main water pump, the radiator 9, the fuel cell reactor 7, the fuel cell intercooler 8, and the like, and supplementing deionized water and the expansion pressure relief function of the deionized water, and the other is the expansion tank for the auxiliary heat dissipation system, and is connected with the auxiliary water pump, the auxiliary radiator 91, the controller of the air compressor 5, the auxiliary heat dissipation system composed of the fuel cell DC converter 6, and the like, and supplementing the coolant and the pressure relief function.
Further, as shown in fig. 3, four corners of each of the bearing frames 120 are respectively sleeved on four columns 110 and can move along the height direction of the columns 110, two opposite sides of the bearing frame 120 are respectively provided with at least one screw 130 extending along the height direction of the columns 110, the outer surface of the screw 130 is provided with threads, the bearing frame 120 at the bottommost layer is fixedly connected with the screw 130 to ensure that the screw 130 and the column 110 are arranged in parallel and cannot rotate or move, the rest of the bearing frame 120 is connected with the screw 130 through a gear 140 with a central hole, the inner wall of the central hole of the gear 140 is in threaded connection with the screw 130, the gear 140 is in rotational connection with the bearing frame 120, all the gears 140 of the same bearing frame 120 are connected through a chain 150, the gear 140 is engaged with the chain 150, the chain 150 is engaged with an adjusting wheel 160, and the adjusting wheel 160 can be a handwheel, or may be a gear. When the height direction position of a certain bearing frame 120 needs to be adjusted, only one operator needs to manually rotate the corresponding adjusting wheel 160 to drive the chain 150 and all the gears 140 engaged with the chain 150 to rotate, and the gears 140 drive the corresponding bearing frame 120 to move up and down, so that the purpose of adjusting the distance between the bearing frames 120 is achieved.
The above design is advantageous for realizing the adjustment of the space between the plurality of the bearing frames 120, and the change of the horizontal stability is facilitated, which is advantageous for facilitating the disassembly and maintenance of the air compressor 5, the fuel cell DC converter 6, the fuel cell reactor 7 and the like.
The upright post 110 is provided with scale marks. For marking the elevation height and for adjusting the adjustment prompt of the person rotating the wheel 160.
As shown in fig. 4, through holes 121 are formed at opposite sides of the carrier 120 corresponding to the screw rods 130, the upper end or the lower end of the gear 140 passes through the through holes 121 and is locked by a connector 141, for example, an external threaded portion is formed at the upper end or the lower end of the gear 140, the connector 141 is a nut, the rotary connector 141 can be connected and fixed with the external threaded portion at the upper end or the lower end of the gear 140, and the gear 140 can rotate relative to the through holes 121. When the upper end of the gear 140 passes through the through hole 121 and is locked by the connecting member 141, the outer gear surface of the gear 140 is located below the corresponding carrier 120, so that the chain 150 and the adjusting wheel 160 are also located below the carrier 120, which can ensure the aesthetic property, and when the lower end of the gear 140 passes through the through hole 121 and is locked by the connecting member 141, the outer gear surface of the gear 140 is located above the corresponding carrier 120, so that the chain 150 and the adjusting wheel 160 are also located above the carrier 120, which is beneficial to the operation of an operator, especially when the adjusting wheel 160 is not a hand wheel.
Preferably, the bottom ends of the four upright posts 110 are provided with walking wheels 170, the walking wheels 170 are one-way wheels or universal wheels, the bottom of the bearing frame 120 at the bottom layer is uniformly provided with a plurality of jacks 180 at intervals around the edge of the bottom, the walking wheels 170 can be supported off the ground by starting the jacks 180 to extend, the domestic combined heat and power device for fuel cells of the embodiment can be stably parked, and when the device needs to be moved, the jacks 180 are started again to shorten the device, so that the walking wheels 170 are in contact with the ground, and the device can be easily and conveniently moved. The household cogeneration device is convenient to move and park.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (10)
1. A household combined heat and power device for fuel cells is characterized by comprising a hydrogen storage system, a deionizer, an expansion kettle, a lithium battery system, an air compressor, a fuel cell DC converter, a fuel cell reactor, a fuel cell intercooler and a radiator, the hydrogen storage system is connected with the fuel cell reactor through a hydrogen conveying pipe, the air compressor is connected with the fuel cell intercooler, and the fuel cell intercooler is connected with the fuel cell reactor through an air conveying pipe, the radiator, the deionizer, the expansion kettle and the fuel cell reactor are connected in turn through a cooling liquid recovery pipe, the fuel cell reactor is electrically connected with the fuel cell DC converter, the fuel cell DC converter is electrically connected with the lithium battery system, and the cooling liquid and the waste gas with a large amount of waste heat at the fuel cell reactor enter a floor heating laying pipeline through a heat output pipeline.
2. The domestic combined heat and power device of fuel cell of claim 1, wherein the heat sink is connected to the outlet of the floor heating laying pipeline through a cold recovery pipeline, and is used for recovering and cooling the coolant after the floor heating laying pipeline is used for heating.
3. The domestic combined heat and power supply device of fuel cell of claim 1, further comprising a frame, wherein the frame comprises four vertical columns and at least two bearing frames, the bearing frames are distributed at intervals along the height direction of the vertical columns, four corners of each bearing frame are respectively connected with the four vertical columns and are fixed, and the hydrogen storage system, the deionizer, the expansion water tank, the lithium battery system, the air compressor, the fuel cell DC converter, the fuel cell reactor, the fuel cell intercooler, the radiator, the hydrogen delivery pipe, the air delivery pipe and the cooling liquid recovery pipe are respectively arranged on the bearing frames.
4. The domestic combined heat and power device of claim 3, wherein said four supporting frames are provided, said hydrogen storage system, said deionizer and said expansion tank are provided on a fourth supporting frame, said lithium battery system is provided on a third supporting frame, said air compressor, fuel cell DC converter, fuel cell reactor and fuel cell intercooler are provided on a second supporting frame, and said heat sink is provided on a first supporting frame.
5. A fuel cell domestic combined heat and power device according to claim 3, wherein four corners of each of the supporting frames are respectively sleeved on four of the columns and can move along the height direction of the columns, two opposite sides of each of the supporting frames are respectively provided with at least one screw rod extending along the height direction of the columns, the supporting frame at the bottommost layer is fixedly connected with the screw rods, the rest of the supporting frames are connected with the screw rods through gears with central holes, the inner walls of the central holes of the gears are in threaded connection with the screw rods, the gears are in rotational connection with the supporting frames, the gears of the same supporting frame are connected through a chain, and the chain is engaged with adjusting wheels.
6. The domestic combined heat and power device of claim 5, wherein said posts are marked with graduations.
7. The domestic combined heat and power supply device for fuel cells of claim 5, wherein said carrier has through holes at opposite sides corresponding to said screws, and said gear has an upper end or a lower end passing through said through holes and locked by a connector, said gear being rotatable relative to said through holes.
8. The domestic combined heat and power device of claim 4, further comprising an auxiliary heat sink disposed on the first layer of the supporting frame, wherein the auxiliary heat sink is configured to dissipate heat from the expansion tank, the air compressor, and the fuel cell DC converter through water cooling pipes.
9. The domestic combined heat and power supply device of claim 4, further comprising a buffer tank disposed on the first layer of the carrier for buffering water and exhaust gas generated at the fuel cell reactor and discharging the buffered water and exhaust gas.
10. A fuel cell domestic combined heat and power device according to claim 3, wherein the bottom ends of the four uprights are provided with travelling wheels, and the bottom of the lowermost carrier is provided with a plurality of jacks at regular intervals around its periphery.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921993135.7U CN210866372U (en) | 2019-11-19 | 2019-11-19 | Domestic combined heat and power device for fuel cell |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921993135.7U CN210866372U (en) | 2019-11-19 | 2019-11-19 | Domestic combined heat and power device for fuel cell |
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| CN210866372U true CN210866372U (en) | 2020-06-26 |
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| CN201921993135.7U Active CN210866372U (en) | 2019-11-19 | 2019-11-19 | Domestic combined heat and power device for fuel cell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114151848A (en) * | 2021-10-25 | 2022-03-08 | 嘉寓氢能源科技(辽宁)有限公司 | Domestic combined heat and power device for fuel cell |
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2019
- 2019-11-19 CN CN201921993135.7U patent/CN210866372U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114151848A (en) * | 2021-10-25 | 2022-03-08 | 嘉寓氢能源科技(辽宁)有限公司 | Domestic combined heat and power device for fuel cell |
| CN114151848B (en) * | 2021-10-25 | 2023-04-07 | 嘉寓氢能源科技(辽宁)有限公司 | Domestic combined heat and power device for fuel cell |
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Effective date of registration: 20210903 Address after: No. 191, Changshao North Road, Laiwu District, Jinan City, Shandong Province Patentee after: Shandong Jiran hydrogen power Co.,Ltd. Address before: 271100 Shandong Xueye Tourism Area Ecological Software Park Patentee before: Shandong Mingyu New Energy Technology Co.,Ltd. |
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