CN219350272U - Laboratory cooling system based on fuel cell - Google Patents

Laboratory cooling system based on fuel cell Download PDF

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Publication number
CN219350272U
CN219350272U CN202223308363.0U CN202223308363U CN219350272U CN 219350272 U CN219350272 U CN 219350272U CN 202223308363 U CN202223308363 U CN 202223308363U CN 219350272 U CN219350272 U CN 219350272U
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cold water
fuel cell
water tank
water
heat
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CN202223308363.0U
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李文
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Jiangsu Qingneng Power Technology Co ltd
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Jiangsu Qingneng Power Technology Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30Hydrogen technology
    • Y02E60/50Fuel cells

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Abstract

The application relates to the field of fuel cells, and discloses a laboratory heat dissipation system based on the fuel cells, which can simultaneously enable a plurality of fuel cells of a laboratory to dissipate heat together without being provided with a plurality of heat sinks. Comprising the following steps: the fuel cell system comprises a plurality of fuel cells, a plurality of heat exchangers, a cold water tank and a radiator, wherein a first circulation system is formed between the fuel cells and the heat exchangers, a second circulation system is formed between the heat exchangers and the cold water tank, and a third circulation system is formed between the cold water tank and the radiator. The first circulation system is configured to flow the coolant in the fuel cell into the heat exchanger for heat exchange and then back to the fuel cell. The second circulation system is configured to enable water in the cold water tank to flow into the heat exchanger for heat exchange and then flow back into the cold water tank. The third circulation system is configured to activate the radiator after the water in the cold water reservoir exceeds a predetermined temperature and to reduce the temperature of the cold water reservoir below the predetermined value.

Description

Laboratory cooling system based on fuel cell
Technical Field
The application relates to the field of fuel cells, in particular to a laboratory heat dissipation system based on a fuel cell.
Background
A fuel cell is a device that produces water and electricity from the reaction of hydrogen and oxygen. In the large process of power generation of the fuel cell, a large amount of heat is generated, which is the effect generated by the basic chemical reaction, therefore, any fuel cell system needs to be provided with a set of heat dissipation systems, and the more fuel cells, the more heat dissipation systems matched with the fuel cells are needed. But the power of the fuel cell system on the market is larger and larger, the corresponding heat dissipation system is larger and larger, and the cost of the heat sink is increased.
Disclosure of Invention
It is an object of the present application to provide a fuel cell based laboratory heat dissipation system that can dissipate heat from multiple fuel cell systems simultaneously without having to equip multiple heat sinks.
The application discloses laboratory cooling system based on fuel cell includes: a plurality of fuel cells (1), a plurality of heat exchangers (2), a cold water tank (3) and a radiator (4);
a first circulation system is formed between the fuel cell (1) and the heat exchanger (2), a second circulation system is formed between the heat exchanger (2) and the cold water tank (3), and a third circulation system is formed between the cold water tank (3) and the radiator (4);
the first circulation system is configured to enable the cooling liquid in the fuel cell (1) to flow into the heat exchanger (2) for heat exchange and then flow back to the fuel cell (1);
the second circulation system is configured to enable water in the cold water tank (3) to flow into the heat exchanger (2) for heat exchange and then flow back into the cold water tank (3);
the third circulation system is configured to activate the radiator (4) after the water in the cold water tank (3) exceeds a predetermined temperature and to reduce the temperature of the cold water tank (3) below a predetermined value.
In a preferred embodiment, the second circulation system comprises a water pump P 2 Valve V 2
The water delivery pump P 2 Is configured to control whether the water in the cold water tank (3) is soft through water deliveryPumping a pipe into the heat exchanger (2);
the valve V 2 Is configured to control whether water in the heat exchanger (2) flows into the cold water tank (3).
In a preferred embodiment, the third circulation system comprises a water pump P 3 Valve V 3
The water delivery pump P 3 Is configured to control whether water in the cold water tank (3) is pumped into the radiator (4) through a water delivery hose;
the valve V 3 Is configured to control whether water in the radiator (4) flows into the cold water tank (3).
In a preferred embodiment, a temperature sampling controller is arranged in the radiator (4);
the temperature sampling controller is configured to detect a temperature of water in the cold water reservoir (3) and to activate the radiator (4) when the temperature of water in the cold water reservoir (3) is higher than a predetermined value.
In a preferred embodiment, the cold water tank (3) accommodates 2m 3 -10m 3 Is a water source.
In a preferred embodiment, the cold water tank (3) is also provided with a tap water inlet and a tap water outlet;
the tap water inlet is configured to be connected with a hose so that tap water is introduced into the cold water reservoir (3), and the tap water outlet is configured to be connected with a hose so that water in the cold water reservoir (3) is discharged from the tap water outlet.
In a preferred embodiment, the fuel cell (1) is located in a laboratory test room;
the heat exchanger (2) and the water delivery pump P 2 Said valve V 2 The water delivery pump P 3 Said valve V 3 The cold water tank (3) and the radiator (4) are positioned outside a laboratory test room.
In a preferred embodiment, the heat exchanger (2) is a plate heat exchanger (2).
In a preferred embodiment, the valve is a two-way valve.
In the embodiment of the application, the cold water tank is combined with the radiator, so that a plurality of fuel cells can radiate heat at the same time, and each fuel cell is not required to be provided with the radiator;
each fuel cell can independently control heat dissipation through the valve corresponding to the fuel cell, so that the fuel cell is more flexible.
In the present application, a number of technical features are described in the specification, and are distributed in each technical solution, which makes the specification too lengthy if all possible combinations of technical features (i.e. technical solutions) of the present application are to be listed. In order to avoid this problem, the technical features disclosed in the above summary of the present application, the technical features disclosed in the following embodiments and examples, and the technical features disclosed in the drawings may be freely combined with each other to constitute various new technical solutions (these technical solutions are all regarded as being already described in the present specification) unless such a combination of technical features is technically impossible. For example, in one example, feature a+b+c is disclosed, in another example, feature a+b+d+e is disclosed, and features C and D are equivalent technical means that perform the same function, technically only by alternative use, and may not be adopted simultaneously, feature E may be technically combined with feature C, and then the solution of a+b+c+d should not be considered as already described because of technical impossibility, and the solution of a+b+c+e should be considered as already described.
Drawings
Fig. 1 is a schematic diagram of a system architecture according to one embodiment of the present application.
Reference numerals illustrate:
1-a fuel cell; 2-a heat exchanger; 3-a cold water tank; 4-a heat sink; P2-Water delivery Pump P 2 The method comprises the steps of carrying out a first treatment on the surface of the V2-valve V 2 The method comprises the steps of carrying out a first treatment on the surface of the P3-Water delivery Pump P 3 The method comprises the steps of carrying out a first treatment on the surface of the V3-valve V 3
Detailed Description
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, it will be understood by those skilled in the art that the claimed utility model may be practiced without these specific details and with various changes and modifications from the embodiments that follow.
Specific implementations of the utility model are described in detail below with reference to specific embodiments and the accompanying drawings:
fig. 1 is a schematic diagram of a system architecture of a fuel cell-based laboratory heat dissipation system, the system comprising: the fuel cell system comprises a plurality of fuel cells (1), a plurality of heat exchangers (2), a cold water tank (3) and a radiator (4), wherein a first circulation system is formed between the fuel cells (1) and the heat exchangers (2), a second circulation system is formed between the heat exchangers (2) and the cold water tank (3), and a third circulation system is formed between the cold water tank (3) and the radiator (4). The heat exchanger (2) is preferably a plate heat exchanger (2), the radiator (4) may be a heat radiation fan, or other device capable of performing a heat radiation effect, a temperature sampling controller may be provided in the radiator (4), the temperature sampling controller being configured to detect the temperature of water in the cold water tank (3), and to activate the radiator (4) when the temperature of water in the cold water tank (3) is higher than a predetermined value. The number of the fuel cells (1) is in one-to-one correspondence with the number of the heat exchangers (2), and the number of the fuel cells (1) is changed according to the specific condition of a laboratory. The cold water tank (3) can accommodate 2m 3 -10m 3 Preferably containing 5m of water 3 Is a water source.
The first circulation system is configured to enable cooling liquid in the fuel cell (1) to flow into the heat exchanger (2) for heat exchange and then flow back to the fuel cell (1), the second circulation system is configured to enable cooling liquid in the cold water tank (3) to flow into the heat exchanger (2) for heat exchange and then flow back to the cold water tank (3), and the third circulation system is configured to enable the radiator (4) to be started after the water in the cold water tank (3) exceeds a preset temperature and enable the temperature of the cold water tank (3) to be reduced below a preset value.
Wherein the second circulation system comprises a water delivery pump P 2 Valve V 2 Water delivery pump P 2 Is configured to control whether the water in the cold water tank (3) is pumped into the heat exchanger (2) through the water delivery hose, and the valve V 2 Is configured to control whether the water in the heat exchanger (2) flows into the cold water tank (3). The third circulation system comprises a water delivery pump P 3 Valve V 3 Water delivery pump P 3 Is configured to control whether the water in the cold water tank (3) is pumped into the radiator (4) through the water delivery hose, and the valve V 3 Is configured to control whether or not water in the radiator (4) flows into the cold water tank (3). The valve may be a two-way valve or a pipe clamp, as long as it can control whether the liquid flows.
Heat is generated in the operation process of the fuel cell (1), cooling liquid with heat enters the heat exchanger (2), and at the moment, cold water entering the heat exchanger (2) in the cold water tank (3) exchanges heat with the cooling liquid to cool the cooling liquid, so that the temperature of the fuel cell (1) is lowered. When cold water in the cold water tank (3) exchanges heat with cooling liquid with temperature in the fuel cell (1) through the heat exchanger (2) for a period of time, the water temperature in the cold water tank (3) rises above a preset value, and the radiator (4) is started. When the temperature of any one of the plurality of fuel cells (1) falls below a predetermined value, the water delivery pump P corresponding to the fuel cell (1) can be turned off 2 And valve V 2 A water pump P corresponding to the fuel cell (1) with other temperature not reduced below a predetermined value 2 And valve V 2 Is not closed.
The cold water tank (3) can be further provided with a tap water inlet and a tap water outlet, when water in the cold water tank (3) is lost due to external leakage or natural volatilization and other conditions, the tap water inlet is connected with a hose so that tap water is introduced into the cold water tank (3) for replenishment; when cleaning or total replacement of the cold water reservoir is required, the tap water outlet is configured to be connected to a hose so that water in the cold water reservoir (3) can be emptied from the tap water outlet.
It should be noted that in the present patent application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. In the present patent application, if it is mentioned that an action is performed according to an element, it means that the action is performed at least according to the element, and two cases are included: the act is performed solely on the basis of the element and is performed on the basis of the element and other elements. Multiple, etc. expressions include 2, 2 times, 2, and 2 or more, 2 or more times, 2 or more.
All documents mentioned in the present application are considered to be included in the disclosure of the present application in their entirety, so that they may be subject to modification if necessary. Further, it will be understood that various changes or modifications may be made to the present application by those skilled in the art after reading the foregoing disclosure of the present application, and such equivalents are intended to fall within the scope of the present application as claimed.

Claims (9)

1. A fuel cell-based laboratory heat dissipation system, comprising: a plurality of fuel cells (1), a plurality of heat exchangers (2), a cold water tank (3) and a radiator (4);
a first circulation system is formed between the fuel cell (1) and the heat exchanger (2), a second circulation system is formed between the heat exchanger (2) and the cold water tank (3), and a third circulation system is formed between the cold water tank (3) and the radiator (4);
the first circulation system is configured to enable the cooling liquid in the fuel cell (1) to flow into the heat exchanger (2) for heat exchange and then flow back to the fuel cell (1);
the second circulation system is configured to enable water in the cold water tank (3) to flow into the heat exchanger (2) for heat exchange and then flow back into the cold water tank (3);
the third circulation system is configured to activate the radiator (4) after the water in the cold water tank (3) exceeds a predetermined temperature and to reduce the temperature of the cold water tank (3) below a predetermined value.
2. The fuel cell based laboratory heat dissipation system according to claim 1, wherein the second circulation system comprises a water feed pump P 2 Valve V 2
The water delivery pump P 2 Is configured to control whether water in the cold water tank (3) is pumped into the heat exchanger (2) through a water delivery hose;
the valve V 2 Is configured to control whether water in the heat exchanger (2) flows into the cold water tank (3).
3. The fuel cell based laboratory heat dissipation system according to claim 2, wherein the third circulation system comprises a water feed pump P 3 Valve V 3
The water delivery pump P 3 Is configured to control whether water in the cold water tank (3) is pumped into the radiator (4) through a water delivery hose;
the valve V 3 Is configured to control whether water in the radiator (4) flows into the cold water tank (3).
4. The fuel cell based laboratory heat dissipation system according to claim 1, wherein a temperature sampling controller is provided within the heat sink (4);
the temperature sampling controller is configured to detect a temperature of water in the cold water reservoir (3) and to activate the radiator (4) when the temperature of water in the cold water reservoir (3) is higher than a predetermined value.
5. The fuel cell based laboratory heat sink system according to claim 1, wherein said cold water reservoir (3) accommodates 2m 3 -10m 3 Is a water source.
6. The laboratory cooling system based on fuel cells according to claim 1, characterized in that said cold water tank (3) is further provided with a tap water inlet and a tap water outlet;
the tap water inlet is configured to be connected with a hose so that tap water is introduced into the cold water reservoir (3), and the tap water outlet is configured to be connected with a hose so that water in the cold water reservoir (3) is discharged from the tap water outlet.
7. A fuel cell based laboratory heat dissipation system according to claim 3, wherein the fuel cell (1) is located in a laboratory test room;
the heat exchanger (2) and the water delivery pump P 2 Said valve V 2 The water delivery pump P 3 Said valve V 3 The cold water tank (3) and the radiator (4) are positioned outside a laboratory test room.
8. A fuel cell based laboratory heat radiation system according to claim 1, wherein said heat exchanger (2) is a plate heat exchanger (2).
9. The fuel cell based laboratory heat removal system of claim 2, wherein said valve is a two-way valve.
CN202223308363.0U 2022-12-09 2022-12-09 Laboratory cooling system based on fuel cell Active CN219350272U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223308363.0U CN219350272U (en) 2022-12-09 2022-12-09 Laboratory cooling system based on fuel cell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223308363.0U CN219350272U (en) 2022-12-09 2022-12-09 Laboratory cooling system based on fuel cell

Publications (1)

Publication Number Publication Date
CN219350272U true CN219350272U (en) 2023-07-14

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CN202223308363.0U Active CN219350272U (en) 2022-12-09 2022-12-09 Laboratory cooling system based on fuel cell

Country Status (1)

Country Link
CN (1) CN219350272U (en)

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