Comprehensive testing device for fuel cell air compressor

Abstract

The utility model discloses a fuel cell air compressor comprehensive testing device, which relates to the technical field of fuel cell part testing, and comprises an upper rack and a lower rack, the upper rack and the lower rack are respectively spliced up and down to form a cuboid cabinet body, the top of the upper rack is provided with an air filter device, and the side wall of the upper rack is provided with a maintenance window. An air outlet device is arranged on the opposite side of the maintenance window, a pipeline mounting plate is arranged on the lower rack, a pipeline inlet and outlet hole is preset in the pipeline mounting plate, a mounting test bench is arranged on the opposite side of the pipeline mounting plate, an air compressor mounting seat and a controller mounting position are arranged on the mounting test bench, and the air compressor mounting seat and the controller mounting position are respectively spliced up and down to form a cuboid cabinet body; the air compressor mounting seat is provided with an air compressor, the controller mounting position is provided with a control module, and the mounting test board clearance pipeline is connected with the pipeline mounting plate. According to the technical scheme, the device is compact in structure and small in occupied space, and has the advantages of being simple in structure, convenient and flexible to test, safe and reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of fuel cell component testing, in particular to a comprehensive testing device for a fuel cell air compressor. Background Art

[0002] The fuel cell air compressor is the core component of the fuel cell air supply subsystem and the auxiliary component that consumes the most power in the entire fuel cell system. It is used to provide air with a certain flow rate and pressure to meet the oxygen demand of the fuel cell under different working conditions. However, with the development of high-power fuel cells, the fuel cell's demand for air compressor pressure ratio and flow rate continues to increase, resulting in an increase in the parasitic power consumption of the air compressor. At present, the air compressor models that are compatible with high power are generally not stable enough, and strict testing procedures are required before the system is put into practical use.

[0003] If the air compressor is unstable or unreliable, the overall performance of the fuel cell system will decline and the maintenance cost of the system will increase. Therefore, it is necessary to reasonably design an air compressor test bench to simulate the actual working conditions of the fuel cell system, so as to evaluate the working adaptability of the air compressor, calibrate the actual working parameters, and evaluate the performance indicators such as long-term stability. In order to solve the above problems, the present application proposes a comprehensive test device for fuel cell air compressor. Summary of the invention

[0004] In view of the defects existing in the prior art, the purpose of the utility model is to provide a comprehensive testing device for a fuel cell air compressor, aiming to solve the technical problems in the related technology to a certain extent.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A comprehensive test device for a fuel cell air compressor comprises an upper stand and a lower stand, wherein the upper stand and the lower stand are respectively spliced ​​up and down into a rectangular cabinet; wherein an air filter device is provided on the top of the upper stand, an inspection window is provided on the side wall of the upper stand, an air outlet device is provided on the opposite side of the inspection window, a pipeline mounting plate is provided on the lower stand, pipeline inlet and outlet holes are preset on the pipeline mounting plate, an installation test bench is provided on the opposite side of the pipeline mounting plate, the installation test bench is provided with an air compressor mounting seat and a controller mounting position, the air compressor mounting seat and the controller mounting position are respectively spliced ​​up and down into a rectangular cabinet, the air compressor mounting seat is provided with an air compressor, the controller mounting position is provided with a control module, and the installation test bench clearance pipeline is connected to the pipeline mounting plate.

[0007] On the basis of the above technical solution, the inspection window is connected to the edge of the upper platform through a hinge, and the inspection window is a casement door or a double-door structure.

[0008] On the basis of the above technical solution, the upper frame and the lower frame are aluminum alloy profile splicing frame structures.

[0009] On the basis of the above technical solution, the installation test bench is an aluminum alloy profile splicing frame structure, and a partition plate is provided in the middle of the installation test bench to divide the internal space into upper and lower compartments, the upper compartment is set as the air compressor mounting seat, and the lower compartment is set as the controller mounting position.

[0010] On the basis of the above technical solution, the air outlet of the air compressor is connected to the air outlet device, and the air inlet of the air compressor is connected to the air filter device.

[0011] On the basis of the above technical solution, the control module is connected to the pipeline installation plate.

[0012] On the basis of the above technical solution, a heat dissipation water tank and a power supply are arranged in the lower frame, and the power supply is connected to the air compressor and the control module respectively.

[0013] Compared with the prior art, the advantages of the utility model are:

[0014] Compared with the prior art, a comprehensive test device for a fuel cell air compressor in the utility model performs reasonable functional separation in the upper and lower racks, and respectively places air pipelines, cooling pipelines, control wiring harnesses and other auxiliary modules; an installation test bench and corresponding components are arranged on the opposite side of the lower rack; the air pipeline is arranged in the upper rack; the cooling pipeline and cooling equipment of the temperature control system are arranged in the lower rack; the whole device has a compact structure, occupies a small space, and has the advantages of simple structure, convenience and flexibility during testing, and safety and reliability. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of a comprehensive test device for a fuel cell air compressor in an embodiment of the utility model;

[0016] Figure 2 This is a front view of a comprehensive test device for a fuel cell air compressor in an embodiment of the utility model;

[0017] Figure 3 It is a right side view of a comprehensive test device for a fuel cell air compressor in an embodiment of the utility model;

[0018] Figure 4 It is a top view of a comprehensive testing device for a fuel cell air compressor in an embodiment of the utility model.

[0019] In the figure: 1-upper stand, 2-lower stand, 3-installation test bench, 4-air compressor, 5-control module, 6-air filter device, 7-air outlet device, 8-inspection window, 21-pipeline installation plate, 31-air compressor mounting seat, 32-controller mounting position. DETAILED DESCRIPTION

[0020] The embodiments of the present invention are further described in detail below in conjunction with the accompanying drawings.

[0021] In the description of the present application, it should be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to the specific circumstances. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements that are not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0022] See also Figure 1 The figure shows a three-dimensional structural schematic diagram of a comprehensive test device for a fuel cell air compressor in an embodiment of the utility model, comprising an upper stand 1 and a lower stand 2, wherein the upper stand 1 and the lower stand 2 are respectively spliced ​​up and down into a rectangular cabinet; the upper stand 1 is provided with air pipelines and other auxiliary modules; the lower stand 2 is provided with cooling pipelines, control wiring harnesses and auxiliary modules thereof, and in this embodiment, a heat sink and a power supply are also provided in the lower stand 2, and the power supply is respectively connected to the air compressor 4 and the control module 5 for power supply.

[0023] The top of the upper stand 1 is provided with an air filter device 6, which is used to filter impurities in the air and simulate the actual working condition of the fuel cell system. The side wall of the upper stand 1 is provided with an inspection window 8, which is used for installing equipment and daily maintenance. An air outlet device 7 is provided on the opposite side of the inspection window 8, and the air outlet device 7 is used to exhaust the tail gas of the air compressor. A flow resistance device such as a porous medium or a cluster tube can be set in the air outlet device 7 to simulate the flow resistance of the stack, so as to make it closer to the actual working state of the stack. The lower stand 2 is provided with a pipeline installation plate 21, and the pipeline installation plate 21 is preset with pipeline inlet and outlet holes. An installation test bench 3 is provided on the opposite side of the pipeline installation plate 21, and an air compressor 4 is provided on the air compressor installation seat 31. A control module 5 is provided at the controller installation position 32, and the pipeline installation plate 21 is preset with pipeline inlet and outlet holes corresponding to the pipelines and lines of the air compressor 4 and the control module 5.

[0024] See also Figure 4The figure shows a top view of a comprehensive test device for a fuel cell air compressor in an embodiment of the utility model, wherein the test bench 3 is installed and the clearance pipeline is connected to the pipeline installation plate 21. The test bench 3 and corresponding components are installed on the opposite side of the lower stand 1, the air pipeline is arranged in the upper stand 1, and the cooling pipeline and cooling equipment of the temperature control system are arranged in the lower stand 2.

[0025] In this embodiment, the inspection window 8 is connected to the edge of the upper platform 1 by a hinge, so as to save costs better and meet basic test needs. In addition, the inspection window 8 can also be a flat door or a double door structure.

[0026] In this embodiment, both the upper rack 1 and the lower rack 2 are aluminum alloy profile splicing frame structures. The aluminum alloy profile splicing frame structure can achieve a sufficient balance between cost and effect, and is convenient and quick to build, can be quickly disassembled and installed, is very friendly for emergency modification and upgrading, can be more widely adapted to air compressors of different models and functions, and reserves space for technical improvement. In addition, the functional separation is simple, and the functional interval can be set at will. For example, see Figure 3 The figure shows a right view of a comprehensive test device for a fuel cell air compressor in an embodiment of the utility model. In this embodiment, a partition plate is provided in the middle of the installation test bench 3 to divide the internal space into upper and lower compartments. The upper compartment is set as an air compressor mounting seat 31, and the lower compartment is set as a controller mounting position 32.

[0027] See also Figure 2 The figure shows a front view of a comprehensive test device for a fuel cell air compressor in an embodiment of the utility model. The installation test bench 3 is provided with an air compressor mounting seat 31 and a controller mounting position 32. The air compressor mounting seat 31 and the controller mounting position 32 are respectively spliced ​​up and down to form a rectangular cabinet.

[0028] The present invention is not limited to the above-mentioned embodiments. For ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention, and these improvements and modifications are also considered to be within the scope of protection of the present invention. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

Claims

1. A comprehensive test device for a fuel cell air compressor, characterized in that: The utility model comprises an upper frame (1) and a lower frame (2), wherein the upper frame (1) and the lower frame (2) are respectively spliced ​​up and down to form a rectangular parallelepiped cabinet; wherein an air filter device (6) is provided on the top of the upper frame (1), a maintenance window (8) is provided on the side wall of the upper frame (1), an air outlet device (7) is provided on the opposite side of the maintenance window (8), the lower frame (2) is provided with a pipeline installation plate (21), a pipeline inlet and outlet hole is preset on the pipeline installation plate (21), an installation test bench (3) is provided on the opposite side of the pipeline installation plate (21), the installation test bench (3) is provided with an air compressor installation seat (31) and a controller installation position (32), the air compressor installation seat (31) and the controller installation position (32) are respectively spliced ​​up and down to form a rectangular parallelepiped cabinet, the air compressor installation seat (31) is provided with an air compressor (4), the controller installation position (32) is provided with a control module (5), and the clearance pipeline of the installation test bench (3) is connected to the pipeline installation plate (21).

2. A fuel cell air compressor comprehensive testing device according to claim 1, characterized in that: The inspection window (8) is connected to the edge of the upper platform (1) via a hinge, and the inspection window (8) is a swing door or a double door structure.

3. A fuel cell air compressor comprehensive testing device according to claim 1, characterized in that: The upper platform (1) and the lower platform (2) are aluminum alloy profile spliced ​​frame structures.

4. A fuel cell air compressor comprehensive testing device according to claim 1, characterized in that: The installation test bench (3) is a frame structure of aluminum alloy profiles. A partition plate is provided in the middle of the installation test bench (3) to divide the internal space into upper and lower compartments. The upper compartment is set as an air compressor installation seat (31) and the lower compartment is set as a controller installation position (32).

5. A comprehensive test device for a fuel cell air compressor according to claim 1, characterized in that: The air outlet of the air compressor (4) is connected to the air outlet device (7), and the air inlet of the air compressor (4) is connected to the air filter device (6).

6. A fuel cell air compressor comprehensive testing device according to claim 1, characterized in that: The control module (5) is connected to the pipeline installation plate (21).

7. A comprehensive test device for a fuel cell air compressor according to claim 1, characterized in that: The lower frame (2) is provided with a heat dissipation water tank and a power supply, and the power supply is connected to the air compressor (4) and the control module (5) respectively.

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