BOP heat dissipation equipment of hydrogen energy fuel cell system

Abstract

The utility model relates to the technical field of BOP heat dissipation of a hydrogen energy fuel cell system, in particular to BOP heat dissipation equipment of the hydrogen energy fuel cell system. The device comprises a water tank, and connecting pipes are installed at the two ends of the water tank; the surface of the upper end of the water tank is fixedly communicated with one side of the air compressor controller through a connecting pipe; the heat exchanger is located at one end of the air compressor controller; the water pump is positioned at one end of the water tank close to the heat exchanger; the water flow meter is located on the side, close to each other, of the air compressor controller and the heat exchanger, and the water flow meter is fixedly communicated with the connecting pipe; the temperature sensor is located on one side of the air compressor controller. The problems that in the development stage, the part type selection difference is large, the test bench customization design period is long, and the cost input is large are solved, and meanwhile when a heat exchanger is used for a long time, a heat exchange plate needs to be replaced and limited are solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of hydrogen energy fuel cell system BOP heat dissipation technology, in particular to a hydrogen energy fuel cell system BOP heat dissipation device. BACKGROUND

[0002] The BOP heat dissipation device is mainly responsible for heat dissipation to maintain the stability and efficiency of the system in the hydrogen energy fuel cell system, usually including a cooling liquid circulation system and a heat exchanger, the cooling liquid circulates around the fuel cell stack and other components to absorb the generated heat, and the heat exchanger transfers the heat to the external environment to prevent the system from overheating, which is more common in hydrogen energy fuel cell systems.

[0003] In the prior art, such as the utility model with the announcement number CN209418655U, specifically discloses a hydrogen fuel cell stack performance test system, which comprises a hydrogen fuel cell stack, a hydrogen supply system, an air supply system, a heat dissipation system and an electrical system connected to the hydrogen fuel cell stack, the hydrogen supply system further comprises a hydrogen storage tank, a hydrogen pressure regulating device, a heat exchanger, a hydrogen circulating pump and an exhaust valve; the air supply system further comprises an air compressor and an air humidifier, and the air compressor and the air humidifier are sequentially connected in the air path; the heat dissipation system further comprises a deionization device, a water tank radiator assembly and a water pump; the electrical system further comprises a power switch and an electronic load. The utility model can test the influence data of hydrogen and air flow on the performance parameters of the fuel cell stack under load conditions, and has many characteristics such as accurate gas metering, accurate temperature, pressure and humidity control, and flexible and convenient testing.

[0004] In the hydrogen energy fuel cell system, the hydrogen fuel cell system in the prior art mainly comprises a hydrogen subsystem, an air subsystem, a cooling water path subsystem and a BOP heat dissipation system, and the performance of the BOP heat dissipation system directly affects the overall performance of the fuel cell system. In the development stage, there will be a large difference in the selection of parts, a long design period of the test bench customization and a large cost investment. At the same time, during the long-term use of the heat exchanger, the heat exchange plate needs to be replaced and limited. Utility model content

[0005] One of the technical problems to be solved by the present application is that in the development stage, there will be a large difference in the selection of parts, a long design period of the test bench customization and a large cost investment. At the same time, during the long-term use of the heat exchanger, the heat exchange plate needs to be replaced and limited.

[0006] To solve the above technical problems, the present application provides a hydrogen energy fuel cell system BOP heat dissipation device, which comprises a water tank, and connecting pipes are installed at both ends of the water tank.

[0007] The air compressor controller is fixedly connected with one side of the upper surface of the water tank through a connecting pipe.

[0008] The heat exchanger is located at one end of the air compressor controller.

[0009] The water pump is located at one end of the water tank and the heat exchanger.

[0010] The water flow meter is located at one side of the air compressor controller and the heat exchanger, and is fixedly connected with the connecting pipe.

[0011] The temperature sensor is located at one side of the air compressor controller.

[0012] The pressure sensor is located at one side of the temperature sensor.

[0013] The cooling outlet pipe is installed at one side of the heat exchanger.

[0014] The cooling inlet pipe is located at one side of the heat exchanger away from the cooling outlet pipe.

[0015] The adjusting device is located on the surface of the heat exchanger.

[0016] The adjusting device comprises a mounting plate and a butt joint plate. The surface of the mounting plate is slidably penetrated through the arc surface of the connecting pipe at both ends. The side wall of the mounting plate is fixedly connected with a fixed frame at both ends. The inner wall of the fixed frame is rotatably connected with a rotating rod. The side wall of the butt joint plate is fixedly connected with an inlaid frame corresponding to the position of the rotating rod. The cross section of the inlaid frame is in the shape of "U". The inner wall of the inlaid frame is clamped with the arc surface of the rotating rod. A plurality of heat exchange plates are slidably penetrated through the connecting pipe at one side of the mounting plate and the butt joint plate.

[0017] In some embodiments, the adjusting device further comprises a limiting plate. The surface of the limiting plate is slidably connected with the arc surface of one end of the rotating rod. The surface of the butt joint plate is fixedly connected with a positioning column. The arc surface of the positioning column is slidably connected with the surface of the limiting plate. The arc surface of the positioning column is threadedly connected with an extrusion shaft.

[0018] In some embodiments, the arc surface of the rotating rod is fixedly connected with a protective sleeve. The protective sleeve is a rubber sleeve. The surface of the protective sleeve is abutted with the inner wall of the inlaid frame.

[0019] In some embodiments, the inner wall of the fixed frame is sleeved with a coil spring at both ends. The both ends of the coil spring are fixedly connected with the rotating rod and the fixed frame, respectively.

[0020] In some embodiments, the mounting plate and the upper end surface of the docking plate are both provided with a limiting groove, the inner wall of the two limiting grooves is clamped with the same adapter plate, the lower surface of the adapter plate is fixedly connected with an expansion rod at the position corresponding to the heat exchange plate, the lower end surface of the expansion rod is fixedly connected with a limiting frame, the cross section of the limiting frame is "U" shaped, and the inner wall of the limiting frame is clamped with the upper end surface of the heat exchange plate.

[0021] In some embodiments, the limiting frame is a hard alloy frame, and the cross section size of the limiting frame is matched with the cross section size of the heat exchange plate.

[0022] In some embodiments, the several heat exchange plates are uniformly distributed on the circular arc surface of the connecting pipe, and the heat exchange plate is an aluminum plate.

[0023] Through the above technical scheme, the hydrogen energy fuel cell system BOP heat dissipation equipment provided by the present application can adjust the rack structure according to the structure requirements of different BOP components, reserve enough space and interface for the installation of additional calibration sensors, calibrate and test single BOP components, test the BOP component heat dissipation system after combination, increase the test function of the test rack, reduce the development cost of the test rack, and facilitate the replacement and disassembly of the heat exchange plate in the pipe by means of the mounting plate and the docking plate in the adjusting device, which is helpful for better operation and use of the heat exchanger. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiment or prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0025] Figure 1 is a three-dimensional structure schematic diagram of the hydrogen energy fuel cell system BOP heat dissipation equipment disclosed by the embodiment of the present application;

[0026] Figure 2 is a structure schematic diagram of the adjusting device of the hydrogen energy fuel cell system BOP heat dissipation equipment disclosed by the embodiment of the present application;

[0027] Figure 3 is a local structure schematic diagram of the adjusting device of the hydrogen energy fuel cell system BOP heat dissipation equipment disclosed by the embodiment of the present application;

[0028] Figure 4 is a split structure schematic diagram of the adjusting device of the hydrogen energy fuel cell system BOP heat dissipation equipment disclosed by the embodiment of the present application.

[0029] Reference Signs List:

[0030] 1, water tank; 2, air compressor controller; 3, water pump; 4, adjusting device; 401, mounting plate; 402, butt joint plate; 403, heat exchange plate; 404, connecting plate; 405, fixing frame; 406, rotating rod; 407, coil spring; 408, inlay frame; 409, protective sleeve; 410, positioning column; 411, extrusion shaft; 412, limiting plate; 413, telescopic rod; 414, limiting frame; 415, limiting groove; 5, cooling outlet pipe; 6, heat exchanger; 7, cooling inlet pipe; 8, water flow meter; 9, temperature sensor; 10, pressure sensor; 11, connecting pipe. DETAILED DESCRIPTION

[0031] The embodiments of the present application will be described in further detail below with reference to the drawings and examples. The following detailed description and examples are provided as illustrative examples of the principles of the present application and should not be used to limit the scope of the present application, which can be realized in many different forms, not just the specific embodiments disclosed herein, but include all technical solutions falling within the scope of the claims.

[0032] The present application provides these embodiments in order to make the present application thorough and complete, and fully express the scope of the present application to those skilled in the art. It should be noted that: unless otherwise specified, the relative arrangement of components and steps, the composition of materials, numerical expressions and values set forth in these embodiments should be interpreted as merely exemplary, and not as a limitation.

[0033] It should be noted that, in the description of the present application, unless otherwise specified, the meaning of "a plurality of" is greater than or equal to two; the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer" and the like is only for the purpose of facilitating the description of the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0034] In addition, "first", "second", and similar words used in the present application do not indicate any order, number or importance, but are only used to distinguish different parts. "Vertical" is not strictly vertical, but within the allowable range of error. "Parallel" is not strictly parallel, but within the allowable range of error. "Include" or "contain" and similar words mean that the elements before the word cover the elements listed after the word, and do not exclude the possibility of also covering other elements.

[0035] It should be noted that in the description of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrally connected; can be directly connected, or indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances. When it is described that a specific device is located between the first device and the second device, there can be or can not be an intermediate device between the specific device and the first device or the second device.

[0036] All terms used in the present application have the same meaning as understood by those skilled in the art to which the present application belongs, unless otherwise specifically defined. It should also be understood that terms defined in general dictionaries should be interpreted to have meanings consistent with their meanings in the context of the relevant art, and should not be interpreted in an idealized or excessively formalized sense, unless explicitly defined here.

[0037] Techniques, methods and devices known to those skilled in the relevant art can not be discussed in detail, but in appropriate cases, the techniques, methods and devices should be considered as part of the specification.

[0038] Reference Figure 1 As shown, the utility model provides a technical scheme: hydrogen energy fuel cell system BOP heat dissipation equipment, including water tank 1, both ends of water tank 1 are equipped with connecting pipe 11;

[0039] Air compressor controller 2, the upper end surface of water tank 1 is fixedly communicated with one side of air compressor controller 2 by connecting pipe 11;

[0040] Heat exchanger 6, heat exchanger 6 is located at one end of air compressor controller 2;

[0041] Water pump 3, water pump 3 is located at one end of water tank 1 and heat exchanger 6 close to each other;

[0042] Water flow meter 8, water flow meter 8 is located at one side of air compressor control and heat exchanger 6 close to each other, and water flow meter 8 is fixedly communicated with connecting pipe 11;

[0043] Temperature sensor 9, temperature sensor 9 is located at one side of air compressor controller 2;

[0044] Pressure sensor 10, pressure sensor 10 is located at one side of temperature sensor 9;

[0045] Cooling outlet pipe 5, cooling outlet pipe 5 is installed at one side of heat exchanger 6;

[0046] Cooling inlet pipe 7, cooling inlet pipe 7 is located at one side of heat exchanger 6 away from cooling outlet pipe 5;And

[0047] The adjusting device 4 is located on the surface of the heat exchanger 6.

[0048] The water level of the water tank 1 is monitored and automatically replenished, the water tank 1 is high, and the water replenishment and exhaust requirements are met. The water tank 1 can be automatically replenished according to the liquid level height, and the water tank 1 is prevented from being too low. The system heat dissipation circuit adopts 316 / 316L overcurrent components. The water pump 3 is used for water circulation, the heat exchanger 6 is used for part heat exchange, the water flow meter 8 is used for water flow measurement, and the related pressure sensor 10 and temperature sensor 9 are configured for testing part heat dissipation water side inlet and outlet pressure, etc. for air compressor controller 2 temperature control and intercooler temperature control, etc. Switching is used to meet different part test requirements. The overall principle design can realize BOP part heat dissipation test, save research and development cost, and shorten development cycle.

[0049] The specific setting and role of the adjusting device 4 will be described below.

[0050] Referring to Figure 2 , Figure 3 and Figure 4 , in the embodiment: the adjusting device 4 includes a mounting plate 401 and a docking plate 402, the surfaces of the mounting plate 401 are slidably penetrated by the arc surfaces of the connecting pipes 11 at both ends, the side walls of the mounting plate 401 are fixedly connected with the fixing frames 405 at both ends, the inner walls of the fixing frames 405 are rotatably connected with the rotating rods 406, the side walls of the docking plate 402 are fixedly connected with the inlaid frames 408 corresponding to the positions of the rotating rods 406, the cross sections of the inlaid frames 408 are "U" shaped, the inner walls of the inlaid frames 408 are clamped with the arc surfaces of the rotating rods 406, and the sides of the mounting plate 401 and the docking plate 402 close to each other are slidably penetrated by the heat exchange plates 403. In the process of limiting the replacement of the heat exchange plates 403, the rotating rods 406 close to the sides of the mounting plate 401 and the docking plate 402 can be fixed, and the inlaid frames 408 fixed to the side walls of the docking plate 402 are clamped and limited, so that the heat exchange plates 403 are conveniently disassembled and replaced.

[0051] The adjusting device 4 further comprises a limiting plate 412, the surface of the limiting plate 412 is in sliding connection with the arc surface of one end of the rotating rod 406, the surface of the butt joint plate 402 is fixedly connected with a positioning column 410, the arc surface of the positioning column 410 is in sliding connection with the surface of the limiting plate 412, the arc surface of the positioning column 410 is threadedly connected with an extrusion shaft 411, the arc surface of the rotating rod 406 is fixedly connected with a protective sleeve 409, the protective sleeve 409 is a rubber sleeve, the surface of the protective sleeve 409 is in abutment with the inner wall of the inlaid frame 408, the inner wall of the fixed frame 405 is sleeved with a coil spring 407 at both ends, after the rotating rod 406 and the inlaid frame 408 are clamped, the limiting plate 412 on the surface of the rotating rod 406 is sleeved with the positioning column 410, then the extrusion shaft 411 is rotated for extrusion limiting, so that the position of the rotating rod 406 is prevented from deviating.

[0052] The upper end surfaces of the mounting plate 401 and the butt joint plate 402 are both provided with a limiting groove 415, the same connecting plate 404 is clamped in the inner walls of the two limiting grooves 415, the lower surface of the connecting plate 404 is fixedly connected with an extension rod 413 corresponding to the position of the heat exchange plate 403, the lower end surface of the extension rod 413 is fixedly connected with a limiting frame 414, when the heat exchange plate 403 is limited, the extension rod 413 on the lower surface of the connecting plate 404 is matched with the limiting frame 414, the limiting frame 414 is clamped and fixed to the position of the heat exchange plate 403, so that the position of the heat exchange plate 403 is prevented from deviating, the cross section of the limiting frame 414 is in the shape of "U", the inner wall of the limiting frame 414 is clamped to the upper end surface of the heat exchange plate 403, the limiting frame 414 is a hard alloy frame, the cross section size of the limiting frame 414 is matched with the cross section size of the heat exchange plate 403, the heat exchange plates 403 are evenly distributed on the arc surface of the connecting pipe 11, the heat exchange plates 403 are aluminum plates, the heat exchange plates 403 made of aluminum material can conveniently dissipate heat, which is helpful for the circulation operation of the heat exchanger 6.

[0053] Thus far, the embodiments of the present application have been described in detail. In order to avoid obscuring the concept of the present application, some details known in the art are not described. Those skilled in the art can fully understand how to implement the technical solutions disclosed herein according to the above description.

[0054] Although some specific embodiments of the present application have been described in detail through examples, those skilled in the art should understand that the above examples are only for illustration, but not for limiting the scope of the present application. Those skilled in the art should understand that the above embodiments can be modified or some technical features can be replaced equivalently without departing from the scope and spirit of the present application. In particular, as long as there is no structural conflict, the technical features mentioned in each embodiment can be combined in any way.

Claims

1. A hydrogen energy fuel cell system BOP heat rejection device, characterized by, Include: Water tank (1), both ends of the water tank (1) are provided with connecting pipe (11); Air compressor controller (2), the upper end surface of the water tank (1) is fixedly communicated with one side of the air compressor controller (2) through the connecting pipe (11); Heat exchanger (6), the heat exchanger (6) is located at one end of the air compressor controller (2); Water pump (3), the water pump (3) is located at one end of the water tank (1) and the heat exchanger (6) close to each other; Water flow meter (8), the water flow meter (8) is located at one side of the air compressor controller and the heat exchanger (6) close to each other, and the water flow meter (8) is fixedly communicated with the connecting pipe (11); Temperature sensor (9), the temperature sensor (9) is located at one side of the air compressor controller (2); Pressure sensor (10), the pressure sensor (10) is located at one side of the temperature sensor (9); Cooling outlet pipe (5), the cooling outlet pipe (5) is installed on one side of the heat exchanger (6); Cooling inlet pipe (7), the cooling inlet pipe (7) is located on one side of the heat exchanger (6) away from the cooling outlet pipe (5); And Adjusting device (4), the adjusting device (4) is located on the surface of the heat exchanger (6); Wherein, the adjusting device (4) comprises a mounting plate (401) and a butt joint plate (402), the surface of the mounting plate (401) is slidably penetrated with the arc surface of the connecting pipe (11) at both ends, the side wall of the mounting plate (401) is fixedly connected with a fixed frame (405) at both ends, the inner wall of the fixed frame (405) is rotatably connected with a rotating rod (406), the side wall of the butt joint plate (402) is fixedly connected with an inlay frame (408) corresponding to the position of the rotating rod (406), the cross section of the inlay frame (408) is "U” shape, the inner wall of the inlay frame (408) is clamped with the arc surface of the rotating rod (406), and the side close to each other of the mounting plate (401) and the butt joint plate (402) is slidably penetrated with a plurality of heat exchange plates (403) through the connecting pipe (11).

2. The hydrogen energy fuel cell system BOP heat rejection plant of claim 1 wherein, The adjusting device (4) further comprises a limiting plate (412), the surface of the limiting plate (412) is slidably connected with one end of the arc surface of the rotating rod (406), the surface of the butt joint plate (402) is fixedly connected with a positioning column (410), the arc surface of the positioning column (410) is slidably connected with the surface of the limiting plate (412), and the arc surface of the positioning column (410) is threadedly connected with an extrusion shaft (411).

3. The hydrogen energy fuel cell system BOP heat rejection plant of claim 1 wherein, The arc surface of the rotating rod (406) is fixedly connected with a protective sleeve (409), the protective sleeve (409) is a rubber sleeve, and the surface of the protective sleeve (409) abuts with the inner wall of the inlay frame (408).

4. The hydrogen energy fuel cell system BOP heat rejection plant of claim 1 wherein, The inner wall of the fixed frame (405) is sleeved with a coil spring (407) at both ends, and the both ends of the coil spring (407) are fixedly connected with the rotating rod (406) and the fixed frame (405) respectively.

5. The hydrogen energy fuel cell system BOP heat rejection plant of claim 1 wherein, The mounting plate (401) and the upper end surface of the butt plate (402) are provided with limiting grooves (415), the inner walls of the two limiting grooves (415) are connected with the same connecting plate (404), the lower surface of the connecting plate (404) is fixedly connected with the telescopic rod (413) corresponding to the position of the heat exchange plate (403), the lower end surface of the telescopic rod (413) is fixedly connected with the limiting frame (414), the cross section of the limiting frame (414) is "U" shape, and the inner wall of the limiting frame (414) is connected with the upper end surface of the heat exchange plate (403).

6. The hydrogen energy fuel cell system BOP heat dissipation apparatus according to claim 1, characterized by, The limiting frame (414) is a hard alloy frame, and the cross section size of the limiting frame (414) is matched with the cross section size of the heat exchange plate (403).

7. The hydrogen energy fuel cell system BOP heat rejection plant of claim 6 wherein, The heat exchange plates (403) are evenly distributed on the circular arc surface of the connecting pipe (11), and the heat exchange plates (403) are aluminum plates.

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