TWI235518B - Test fixture for membrane electrolyte assembly - Google Patents

Abstract

The present invention provides a test fixture for a membrane electrolyte assembly, which is used to test the quality of the membrane electrolyte assembly and includes: a first mold component and a second mold component, in which the first mold component and the second mold component can be clamped together or separate from each other. While conducting a testing, the membrane electrolyte assembly is clamped between the first mold component and the second mold component. The first mold component is used to supply an anode fuel to the anode of the membrane electrolyte assembly, and includes a first fastening plate, an anode fuel flow field plate, and an anode collector. The second mold component is used to supply a cathode fuel to the cathode of the membrane electrolyte assembly, and includes a second fastening plate, an anode fuel flow field plate, and a cathode collector.

Description

1235518 V. Description of the invention (1) The technical field to which the invention belongs The present invention relates to a test fixture for a membrane electrode group, in particular, to conditions that can be provided to the membrane electrode group to perform an electrochemical reaction, and then to the electrochemical reaction The membrane electrode group was tested. No. Announcement Bulletin Gongli Zhuanwan Bay Technology Station first installed the battery electric fuel burning plant. There are two types of electric plate burning in the assembly pool, and the electric power is exposed by the exposed group. The film is thin. Including its package and method, the performance of the square structure test test performance of the hole hole electrode hole film thickness 1 A guide plate of the external piezoelectric is divided into two parts. The side material, the thin film of the outer electrode group, and the conductive film of the electric element are electrically conductive. And Ran energy, gas-transmissive gas-layered expansion body, extreme gas, electricity, and membranes, and large-scale force test, which can measure gas for penetration, is based on materials and materials. Instead, it should be enough to go against it. If you ca n’t, yes, the pay pole is an electric film, and the thin test is to test the test state. The test type measures the power of the power generator at one go, and the very good power is to change the film. The unsophisticated Yiming technology discovered that the electrode group of the test group of this study should be anti-learned to operate properly. In the test, the test tool was very urgent, and / or, it was able to use the anti-chemical pair of electrodes in the electrode membrane of the present invention to provide the operating system for the purpose of VB and reliability. In its test, the test tool was tested and tested.

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Page 5 1235518 V. Description of the invention (2) The second object of the present invention is to provide a test fixture which can be conveniently operated to provide the conditions for the electrochemical reaction of the membrane electrode group to be tested, and then to the electrochemical reaction The membrane electrode group was tested. In order to achieve the above-mentioned objects of the present invention, the present invention provides a test fixture for a membrane electrode assembly, which is used to test the strength of a membrane electrode assembly (M embrane Electrolyte Assembly). The test fixture includes a first module and a second module. In the test, the first module and the second module can be clamped or separated from each other, and the membrane electrode group is sandwiched between the first module and the second module in a clamped state during the test. The first module is used to supply anode fuel to the anode of the membrane electrode group, and includes a first fixed plate, an anode fuel flow field plate, and an anode current collector plate. The second module is used to supply cathode fuel to the cathode of the membrane electrode group 4 and includes a second fixed plate, a cathode fuel flow field plate, and a cathode current collector plate. In order to make those skilled in the art understand the objects, features and functions of the present invention, the following specific embodiments and the accompanying drawings are used to explain the present invention in detail as follows. Embodiments The first figure shows a perspective view of a test fixture for a membrane electrode group of the present invention, and the second figure shows a schematic diagram for testing a membrane electrode group using the test fixture of the present invention. The test fixture 10 of the present invention is mainly used to test the membrane electrode group 20 used in a fuel cell. During the test, the membrane electrode group 20 is sandwiched to the first module 1 1 and the second module 1 3, while the first module 1 1 can

1235518 V. Description of the invention (3) Enough to supply anode fuel to the membrane electrode group 20, and the second module 13 can supply cathode fuel to the membrane electrode group 20. Therefore, the membrane electrode group 20 can generate an electrochemical reaction and generate electricity. Current. Since the first module 11 and the second module 13 of the present invention can be separated or clamped together, after the test is completed, the first module 11 and the second module 13 are separated and taken out. The membrane electrode group 20 to be tested, therefore, the test fixture 10 of the present invention can be used to conveniently test each membrane electrode group 20 to be tested. According to the characteristics of the electrochemical reaction of the membrane electrode group 20, for example, the membrane electrode group of a methanol fuel cell, the cathode fuel required at the cathode can also be directly supplied to the outside air. According to this, the invention The test fixture 10 can also use only one side of the first module 11 and the cathode current collector plate 1 35 to sandwich the membrane electrode group 20, and conveniently test each membrane electrode group 20 to be tested. The third figure shows an exploded view of the first embodiment of the test fixture of the present invention. In the third figure, the test fixture 10 is composed of a first module 11 and a second module 13, and the first module 11 mainly includes a first fixing plate 111 and an anode fuel flow field plate 1 1 3 and the anode current collector plate 1 1 5; the second module 1 3 mainly includes a second fixed plate 1 3 1, a cathode fuel flow field plate 1 3 3 and a cathode current collector plate 1 3 5. The anode fuel flow field plate 1 1 3 and the cathode fuel flow field plate 1 3 3 in the first embodiment are both made of a hollow frame, so that the anode fuel in the anode fuel flow field plate 1 1 3 can be given, and The cathode fuel located in the cathode fuel flow field plate 133 can flow to the anode and the cathode of the membrane electrode 20, respectively. In addition, the anode fuel flow field plate 1 1 3 is provided with an anode fuel injection port 11 3 a for injecting anode fuel from the outside, such as anode fuel in a methanol solution. cathode

Page 7 1235518 V. Description of the invention (4) The fuel flow field plate 1 3 3 is provided with a cathode fuel injection port 1 3 3 a for injecting cathode fuel from the outside, such as air cathode fuel. In addition, the anode fuel flow field plate 1 1 3 is provided with an outlet port 1 1 3 b for outputting the anode reaction product to the outside. The cathode fuel flow field plates 1 3 3 are provided with outflow ports 133b for outputting cathode reaction products to the outside. In the first specific embodiment, in order to further prevent the anode fuel, cathode fuel, and reaction products (such as moisture) located inside the test fixture 10 from leaking out, the first module 11 further provides a first The leak-proof gasket 1 1 7 and the third leak-proof gasket 1 1 9; the second module 13 further includes a second leak-proof gasket 137 and a fourth leak-proof gasket 139. The first leak-proof gasket 117 is sandwiched between the anode fuel flow field plate 1 1 3 and the anode current collector plate 1 1 5 and the third leak-proof gasket ¥ 119 is sandwiched between the first fixing plate 1 1 1 And anode fuel flow field plate 1 1 3. The second leak-proof gasket 1 3 7 is sandwiched between the cathode fuel flow field plate 1 3 3 and the cathode current collector plate 135, and the fourth leak-proof gasket 139 is sandwiched between the second fixed plate 1 3 1 and the cathode Fuel flow field plate between 1 3 3. The fourth figure shows an exploded view of the second specific embodiment of the test fixture of the present invention. In the fourth figure, the test fixture 10 is also composed of a first module 11 and a second module 13, and the first module 11 mainly includes a first fixed plate 1 1 1 and an anode fuel flow field. The plate 1 1 3 and the anode current collecting plate 1 1 5; the second module 13 mainly includes a second fixed plate 1 3 1, a cathode fuel flow field plate 1 3 3, and a cathode current collecting plate 1 3 5. The anode fuel flow field plate 1 1 3 and the cathode fuel flow field plate 1 3 3 in the second embodiment both have multiple flow channels 1 1 3 c, 1 3 3 c, and the anode® fuel can flow in the flow In channel 1 1 3 c, it finally flows to the anode of the membrane electrode group 20. Similarly, the cathode fuel can circulate in the flow channel 1 3 3 c, and finally circulate

1235518 V. Description of the invention (5) To the cathode of the membrane electrode group 20. Furthermore, the anode fuel flow field plate 1 1 3 is provided with an anode fuel injection port 1 1 3 a for injecting anode fuel from the outside, such as anode fuel in a methanol solution. The cathode fuel flow field plate 1 3 3 is provided with a cathode fuel injection port 1 3 3 a for injecting cathode fuel from the outside, such as air cathode fuel. The anode fuel and cathode fuel injected from the outside through the flow channels 1 1 3 c and 1 3 3 c respectively flow to the anode and the anode of the membrane electrode group 20. Furthermore, the anode fuel flow field plate 1 1 3 is provided with an outflow port 1 1 3 b for outputting anode reaction products to the outside. The cathode fuel flow field plate 1 3 3 is provided with an outlet port 1 3 3 b for outputting the cathode reaction product to the outside. In the second specific embodiment, in order to further prevent the anode fuel, cathode fuel, and reaction products (such as moisture) from leaking out of the test fixture 4 10 from escaping, the first module 11 further includes a first Leakproof gasket 1 1 7, the second module 1 3 is further provided with a second leakproof gasket 1 3 7. The first leak-proof gasket 117 is sandwiched between the anode fuel flow field plate 113 and the anode current collector plate 115. The second leak-proof gasket 1 3 7 is sandwiched between the cathode fuel flow field plate 1 3 3 and Between the cathode current collector plates 135. Furthermore, in order to further enhance the effect of preventing leaks, the third leak-proof gasket 1 1 9 and the fourth leak-proof gasket 1 3 9 can be selectively added. The third additional leak-proof gasket 119 is selectively sandwiched between the first fixed plate 1 1 1 and the anode fuel flow field plate 1 1 3, and similarly, the fourth selective additional The leakage preventing gasket 139 is sandwiched between the second fixing plate 131 and the cathode fuel flow field plate 1 3 3. In the first embodiment and the second embodiment, the first leak-proof gasket 1 1 7, the second leak-proof gasket 1 3 7, the third leak-proof gasket 1 1 9, and the fourth

1235518 V. Description of the invention (6) The material used for the leak-proof gasket 139 may be a rubber material or a material with a fixed compression amount. The first fixing plate 1 1 1, the anode fuel flow field plate 1 1 3, and the anode current collecting plate 1 3 5 included in the first module 11 and the second fixing plate included in the second module 13 1 3 1, cathode fuel flow field plate 1 3 3 and cathode current collector plate 1 3 5 etc., all of which can use printed circuit boards as the substrate material, or use polymer materials, a composite material And other materials, the selected materials are processed by printed circuit manufacturing methods. The anode current collecting plate 115 and the cathode current collecting plate 135 are further provided with an anode test terminal 1 1 5 a and a cathode test terminal 1 3 5 a respectively, and the electronic test is connected externally through the test terminals 1 1 5 a and 1 3 5 a. Fixtures, such as potentiometers, galvanometers, etc., are used to electrically test the membrane electrode group 20 by using electronic test fixtures. The fifth figure shows the structure of the membrane electrode group positioning sheet of the present invention, and the sixth figure shows the schematic diagram of testing the membrane electrode group by using the test fixture of the present invention and the membrane electrode group positioning sheet. The inner region of the membrane electrode group positioning sheet 15 forms a hollow region 15a, and the size of the hollow region 15a is the same as that of the membrane electrode group 20, and the thickness of the membrane electrode group positioning sheet 15 is preferably the same as that of the membrane electrode group 2. The thickness of 0 is the same, or even close. During the test, the membrane electrode group 20 is first placed in the hollow area 15a, so that the membrane electrode group 20 can be positioned and held in the membrane electrode group positioning sheet 15, and then, the positioned and held membrane electrode group 2 The membrane electrode group positioning sheet 15 of 0 is sandwiched between the first module 11 and the second module 13. According to the present invention, the first module 11 and the second module 13 are sandwiched.

Page 10 1235518 V. Description of the invention (7) The specific means may be an external force applied to the outside of the first fixing plate 11 1 and the outside of the second fixing plate 1 3 1 respectively. Alternatively, a clamping tool (not shown) may be used to clamp the first mold 11 and the second mold 1 3. For example, the clamping tool is a penetrating penetrating the first mold 11 and the second mold. Pieces 1 to 3 of the bolt. Although the present invention has been disclosed as above with a specific embodiment, it is not intended to limit the present invention. Anyone skilled in the art can make various changes and decorations without departing from the spirit and scope of the present invention. Modifications and retouching all belong to the scope of the present invention, and the protection scope of the present invention shall be determined by the scope of the attached patent application.

Page 1235518 Brief description of the diagram The diagram shows a perspective view of the test fixture for a membrane electrode group of the present invention 0 The ^ _ _ diagram shows a schematic diagram of testing the membrane electrode group using the test fixture of the present invention 0 The second diagram shows this An exploded view of the first specific embodiment of the test fixture of the invention 0 The fourth diagram shows the exploded view of the second specific embodiment of the test fixture of the invention 0 The fifth diagram shows the structure of the membrane electrode group positioning sheet of the invention 0 The sixth figure shows a schematic diagram of testing the membrane electrode group by using the test fixture of the present invention with the positioning plate of the membrane electrode group 0 Drawing number description 10 Test fixture 11 No. _ module 13 No. _ — module 15 membrane electrode group positioning Slice 15 a hollow area 20 film electrode group 111 first, Shu a fixing plate 113 anode Office / $ \ S \ stream field plate 11. 3A anode Office feed injection inlet 11 3b stream 115 male illustrating Π 11 3c runner electrode current collector plate

Page 12 1235518 Brief description of the diagram 115a Anode test terminal 117 First leakproof gasket 119 Third leakproof gasket 131 Second fixed plate 13 3 Cathode fuel flow field plate 13 3a Cathode fuel injection port 133b Outlet port 133c Flow channel 135 Cathode collector plate 135a Cathode test terminal 137 Second leak-proof gasket 139 Fourth leak-proof gasket page 13

Claims (1)

1235518 Sixth, the scope of the application for the first group of patents: extremely enclosed electrical envelope, a good test} y with 1 b its m 6, S 5 with A rule e test yt test 01 tr group ec pole El we touch η Do a »rb a m 6 • Μ a— ^ / l \ The two groups of the first electrode and the second film can be installed in the clamping mold of the mounting piece, and the test can be carried out in the test, and the piece can be separated. The second or the first and the clamp are combined with each other. This mold is enough to fuel the electrode. • The anode of the anode is the second group of the anode. The second group of the pole and the electrical film is the first pair of components. The mold is clamped, and the plate is used to burn the poles. The plate is fixed. The first and the first are the plates containing the electricity system. The poles are used for the anodes and the poles are used for the poles. The cathode of the electrode group of the electrode group, the membrane plate should be fixed to the second use, the first one, the second package containing the mold, the second series, and the burning anode, which should be tested in accordance with item 11 of the test. ≫ 35— . For the special board, please collect Shen Ji Ruyin · 2 and D into the injection material to burn the pole Yang first, there is a range of tools, the special board, please apply to the field as Liu 3 3 D outlet flow rule test described in the test Among them, D and D are injected into the material, and there is a range of slabs. The board is in charge of the application, and the field is required to apply the flow. As shown in the test of L, the outflow mode is the first one. Synthetic complex, material and material workers will be given a high score, and the road board will be printed on the electric board by electric brush printing. It will be printed with a self-selection system. The description of the test test item 1 of the first electric brush enveloping printing fan is beneficial to the special application of the selected application, such as 5 pieces of road material, divided into high-shaped forming and manufacturing workers to test the board : The electric fan brushes are printed by Fan Lili and please, the materials are as good as the materials, and the items mentioned in Feng 6 should be fixed with solid materials. The second part of the clip is the first and the second part of the film, and the first sheet of the anti-jamming box includes the electric bag. The step of the first pole is sun-proof. This board and the fixed plate are on page 14 1235518. Between the cathode fuel flow field plate and the cathode current collector plate. 7. The test fixture according to item 1 of the scope of patent application, wherein the structure of the anode fuel flow field plate is a hollow frame; and the structure of the cathode fuel flow field plate is a hollow frame. 8. The test fixture according to item 7 in the scope of the patent application, wherein the first fixing plate further includes a third leak-proof gasket, which is sandwiched between the first fixing plate and the anode fuel flow field plate; And the second fixing plate further includes a fourth leak-proof gasket, which is sandwiched between the second fixing plate and the cathode fuel flow field plate. 9. The test fixture as described in item 6 or 8 of the scope of patent application, wherein the first leakproof gasket, the second leakproof gasket, the third leakproof gasket, and the fourth leakproof gasket The gaskets are respectively selected from a rubber material and a material with a fixed compression amount. 1 0. The test fixture according to item 1 of the scope of the patent application, wherein the anode fuel flow field plate has a plurality of flow channels; and wherein the cathode fuel flow field plate has a plurality of flow channels. 11. The test jig as described in item 1 of the scope of patent application, wherein the membrane electrode group is a membrane electrode group of a direct methanol fuel cell. 12. The test fixture according to item 1 of the scope of patent application, wherein the first module and the second module are clamped by an external force. 13. The test fixture according to item 1 of the scope of patent application, wherein the first module and the second module are clamped by a clamping tool. 1 4. The test fixture according to item 13 of the scope of patent application, wherein the clamping Page 15 1235518 6. Scope of patent application The tool is a bolt that penetrates the first module and the second module. 15 The test fixture according to item 1 of the scope of patent application, wherein the anode current collector plate has an anode test terminal; and the cathode current collector plate has a cathode test terminal. 16 · The test fixture according to item 1 of the scope of patent application, wherein the test fixture further comprises a membrane electrode group positioning sheet for positioning and holding the membrane electrode group. The membrane electrode group positioning sheet that has been positioned to hold the membrane electrode group is sandwiched between the first module and the second module in a sandwiched state. Page 16