CN217717445U - Bipolar plate micro-area electrochemical testing device - Google Patents
Bipolar plate micro-area electrochemical testing device Download PDFInfo
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- CN217717445U CN217717445U CN202221704466.6U CN202221704466U CN217717445U CN 217717445 U CN217717445 U CN 217717445U CN 202221704466 U CN202221704466 U CN 202221704466U CN 217717445 U CN217717445 U CN 217717445U
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Abstract
The utility model relates to a bipolar plate micro-area electrochemistry testing arrangement, bipolar plate micro-area electrochemistry testing arrangement includes the electrolytic bath subassembly, test component and water bath subassembly, the electrolytic bath subassembly includes electrolytic bath and bottom, the lower extreme of electrolytic bath is located to bottom detachably, be equipped with the centre gripping chamber of centre gripping sample between bottom and the electrolytic bath, the bottom of electrolytic bath is equipped with the test hole with centre gripping chamber intercommunication, test component includes electrochemical workstation, reference electrode, probe and thimble all are connected with electrochemical workstation, reference electrode and probe are located in the electrolytic bath, the upper end of sample is located to the probe, the thimble links to each other with the bottom and offsets with the lower extreme of sample, the water bath subassembly includes the water bath, be equipped with circulation flow channel in the water bath, circulation flow channel encircles electrolytic bath circumference and arranges, with the temperature of control electrolyte. The utility model discloses a bipolar plate subregion electrochemistry testing arrangement's test flow is simple, and maneuverability is stronger, and the measuring accuracy is higher.
Description
Technical Field
The utility model relates to an electrochemistry test technical field specifically, relates to a bipolar plate micro-area electrochemistry testing arrangement.
Background
The micro-area scanning electrochemical workstation is a non-contact micro-area morphology and electrochemical micro-area testing system which is established on the basis of the design of an electrochemical scanning probe and performs ultrahigh measurement resolution and spatial resolution, and a micro-area scanning electrolytic cell device is one of important components of the micro-area scanning electrochemical workstation.
In the related art, the micro-area scanning electrolytic cell device has the defects of large volume, excessive electrolyte consumption, sample sealing of an electrochemical sample, difficulty in controlling the temperature of the electrolyte, increased production cost due to the large volume, resource waste caused by excessive electrolyte to a certain extent, corrosivity of acid electrolyte and poor safety during testing.
In addition, since the electrolytic cell has certain size requirements, the sample needs to be made into a cylindrical electrochemical sample by using epoxy resin, so that the testing process is complicated, and crevice corrosion is easily aggravated if the sample is sealed improperly. In addition, performing the experiment at a specific temperature requires placing the entire cell in a water bath, which increases the complexity of the operation of the micro-area corrosion test experiment and results in poor accuracy of the test.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving one of the technical problems in the related art at least to a certain extent.
Therefore, the embodiment of the utility model provides a test flow is simple, and maneuverability is stronger, the higher bipolar plate micro-area electrochemistry testing arrangement of measuring accuracy.
The utility model discloses a bipolar plate micro-area electrochemistry testing arrangement of embodiment includes: the electrolytic cell assembly comprises an electrolytic cell and a bottom cover, the electrolytic cell is used for storing electrolyte, the bottom cover is detachably arranged at the lower end of the electrolytic cell, a clamping cavity used for clamping a sample is arranged between the bottom cover and the electrolytic cell, and a testing hole communicated with the clamping cavity is formed in the bottom of the electrolytic cell; the test assembly comprises an electrochemical workstation, a reference electrode, a probe and a thimble, wherein the reference electrode, the probe and the thimble are electrically connected with the electrochemical workstation, the reference electrode and the probe are arranged in the electrolytic cell, the probe is arranged at the upper end of the sample, and the thimble is connected with the bottom cover and is abutted against the lower end of the sample; the water bath subassembly, the water bath subassembly includes the water bath, be equipped with circulation flow channel in the water bath, the water bath is located on the electrolytic bath, circulation flow channel encircles the circumference of electrolytic bath is arranged, in order to control the temperature of electrolyte in the electrolytic bath.
According to the utility model discloses a bipolar plate micro-area electrochemistry testing arrangement, can follow the sample and install to the centre gripping intracavity and make the up end of sample relative with the test hole by lower supreme direction, then install the bottom and press from both sides the sample tightly to make the thimble offset with the lower extreme of sample. Electrolyte is injected into the electrolytic cell, and the water bath is started to heat the electrolyte in the electrolytic cell, so that the temperature of the electrolyte can be controlled. The probe can then be moved to the test well location and longitudinally approximated against the surface of the sample to electrochemically test the sample at the selected test well location.
The utility model discloses a bipolar plate micro-area electrochemistry testing arrangement of embodiment adopts above-mentioned structure, can leave away this step of sealed electrochemistry sample to can avoid the crevice corrosion to a certain extent, improve the accuracy of experiment. In addition, because the water bath is arranged on the electrolytic cell, the complex process of putting the whole electrochemical device into a water bath can be avoided, the replacement of the sample can be easily completed, the operation is flexible and simple, the electrochemical device can be repeatedly used, the waste is avoided, the size of the electrolytic cell is reduced, the use of the electrolyte is greatly reduced, the trouble caused by the electrolyte is reduced, the discharge of waste liquid is reduced, the consumption of resources is reduced, and the requirement of green development is met.
In some embodiments, the thimble includes a first thimble and a second thimble, one end of the first thimble is disposed in the bottom cover, the other end of the first thimble extends out of the outer periphery of the bottom cover and is electrically connected to the electrochemical workstation, one end of the second thimble elastically abuts against the lower end of the sample, the other end of the second thimble extends into the bottom cover, and the other end of the second thimble is connected to one end of the first thimble through a wire.
In some embodiments, the bottom of the electrolytic cell is provided with a limiting plate, the test hole is formed in the limiting plate, the clamping cavity is defined between the lower end face of the limiting plate and the upper end face of the bottom cover, the outer periphery of the bottom cover is provided with an external thread, the inner periphery of the electrolytic cell is provided with an internal thread, and the external thread is matched with the internal thread.
In some embodiments, the outer side of the electrolytic cell is provided with a mounting seat, the mounting seat is provided with a plurality of mounting holes at intervals along the circumferential direction of the mounting seat, the electrolytic cell assembly further comprises a balance bolt, the balance bolt is arranged in the mounting holes in a penetrating mode, and the balance bolt is used for adjusting the relative position of the mounting seat so as to change the balance degree of the sample.
In some embodiments, the bipolar plate micro-area electrochemical test device further comprises an equilibrium detector for placing on the sample to detect the degree of equilibrium of the sample.
In some embodiments, the water bath assembly further comprises a circulation line and a circulation water supply, the circulation line being in communication with the circulation flow channel and the circulation water supply.
In some embodiments, the side wall panels of the electrolytic cell are transparent panels.
In some embodiments, the bottom cover is a thermal insulator.
In some embodiments, the outer circumference of the clamping cavity is circular, and the thickness of the clamping cavity is greater than or equal to 0.1mm and less than or equal to 3mm.
In some embodiments, the diameter of the probe is 5 μm or more and 100 μm or less.
Drawings
Fig. 1 is a schematic diagram of a bipolar plate micro-area electrochemical testing device according to an embodiment of the present invention.
Fig. 2 is a top view of a bipolar plate micro-area electrochemical testing apparatus according to an embodiment of the present invention.
Reference numerals:
1. an electrolytic cell assembly; 11. an electrolytic cell; 111. a limiting plate; 112. a test hole; 12. a bottom cover; 13. a clamping cavity; 14. A mounting seat; 15. a balance bolt;
2. testing the component; 21. an electrochemical workstation; 22. a reference electrode; 23. a probe; 24. a thimble; 241. a first thimble; 242. a second thimble;
3. a water bath assembly; 31. a water bath; 311. a circulating flow passage; 32. a circulation line; 33. a circulating water feeder;
4. a balance detector;
5. and (4) sampling.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.
A bipolar plate micro-area electrochemical test device according to an embodiment of the present invention will be described with reference to fig. 1 and 2.
As shown in fig. 1 and fig. 2, a bipolar plate micro-area electrochemical testing apparatus according to an embodiment of the present invention includes: an electrolytic cell assembly 1, a test assembly 2 and a water bath assembly 3.
As shown in FIG. 1, the electrolytic cell assembly 1 comprises an electrolytic cell 11 and a bottom cover 12, wherein the electrolytic cell 11 is used for storing electrolyte, the bottom cover 12 is detachably arranged at the lower end of the electrolytic cell 11, a clamping cavity 13 for clamping a sample 5 is arranged between the bottom cover 12 and the electrolytic cell 11, and a testing hole 112 communicated with the clamping cavity 13 is arranged at the bottom of the electrolytic cell 11.
The testing component 2 comprises an electrochemical workstation 21, a reference electrode 22, a probe 23 and a thimble 24, wherein the reference electrode 22, the probe 23 and the thimble 24 are all electrically connected with the electrochemical workstation 21, the reference electrode 22 and the probe 23 are arranged in the electrolytic cell 11, the probe 23 is arranged at the upper end of the sample 5, and the thimble 24 is connected with the bottom cover 12 and is abutted against the lower end of the sample 5. The water bath assembly 3 comprises a water bath 31, a circulating flow passage 311 is arranged in the water bath 31, the water bath 31 is arranged on the electrolytic cell 11, and the circulating flow passage 311 is arranged around the circumference of the electrolytic cell 11 so as to control the temperature of the electrolyte in the electrolytic cell 11.
According to the utility model discloses a bipolar plate micro-district electrochemistry testing arrangement, can install sample 5 to centre gripping chamber 13 in and make sample 5's up end relative with test hole 112 along the direction from lower to upper, then install bottom 12 and press from both sides sample 5 tightly to make thimble 24 offset with sample 5's lower extreme. Electrolyte is injected into the electrolytic cell 11, and the water bath 31 is activated to heat the electrolyte in the electrolytic cell 11, so that the temperature of the electrolyte can be controlled. The probe 23 may then be moved to the test well 112 position and longitudinally approximated against the surface of the test sample 5 to electrochemically test the test sample 5 at the selected test well 112 position.
The utility model discloses a bipolar plate micro-area electrochemistry testing arrangement of embodiment adopts above-mentioned structure, can leave away this step of sealed electrochemistry sample to can avoid the crevice corrosion to a certain extent, improve the accuracy of experiment. In addition, because the water bath 31 is arranged on the electrolytic cell 11, the complex process of putting the whole electrochemical device into a water bath can be avoided, the replacement of the sample 5 can be easily completed, the operation is flexible and simple, and the electrochemical device can be repeatedly used for a plurality of times, thereby avoiding causing waste, reducing the volume of the electrolytic cell 11, greatly reducing the use of electrolyte, reducing the trouble caused by electrolyte distribution, reducing the discharge of waste liquid, reducing the consumption of resources and meeting the requirement of green development.
Optionally, as shown in fig. 1, the thimble 24 includes a first thimble 241 and a second thimble 242, one end of the first thimble 241 (e.g., the left end of the first thimble 241 in fig. 1) is disposed in the bottom cover 12, the other end of the first thimble 241 (e.g., the right end of the first thimble 241 in fig. 1) extends out of the outer periphery of the bottom cover 12 and is electrically connected to the electrochemical workstation 21, one end of the second thimble 242 (e.g., the upper end of the second thimble 242 in fig. 1) elastically abuts against the lower end of the sample 5, the other end of the second thimble 242 (e.g., the lower end of the second thimble 242 in fig. 1) extends into the bottom cover 12, and the other end of the second thimble 242 is connected to one end of the first thimble 241 through a conducting wire. The utility model discloses a bipolar plate micro-area electrochemistry testing arrangement sets up first thimble 241 and second thimble 242 through above-mentioned mode, can make things convenient for bipolar plate micro-area electrochemistry testing arrangement's manufacturing, and simple to operate, and the result of use is better.
Specifically, as shown in fig. 1, a spring (not shown) is disposed between the second thimble 242 and the bottom cover 12, and when the bottom cover 12 is mounted in place, the spring contracts so that the second thimble 242 can abut against the test sample 5 toward the upper side to perform the supporting and conducting functions. Preferably, the test sample 5 is a circular thin-plate structure, and the second thimble 242 is arranged coaxially with the test sample 5, in other words, the upper end of the second thimble 242 abuts on the central position of the test sample 5.
Alternatively, as shown in fig. 1, the bottom of the electrolytic cell 11 is provided with a limiting plate 111, the test hole 112 is formed in the limiting plate 111, a clamping cavity is defined between the lower end surface of the limiting plate 111 and the upper end surface of the bottom cover 12, an external thread is formed on the outer periphery of the bottom cover 12, an internal thread is formed on the inner periphery of the electrolytic cell 11, and the external thread is matched with the internal thread. For example, the test hole 112 is located in the central region of the limiting plate 111, i.e. the axial direction of the test hole 112 is arranged coaxially with the electrolytic cell 11, so that the detection of the bipolar plate micro-area electrochemical testing device can be more precise. In addition, because bottom 12 and electrolytic cell 11 threaded connection to in-process carrying out the sample 5 assembly, sample 5 can be from down putting into centre gripping chamber 13 up, and the rethread bottom 12 screws and can finish the installation, and the change of sample 5 can easily be accomplished to this structure, and the flexible operation is simple, can relapse repetitious usage, thereby avoids causing the waste, and maneuverability is stronger.
Alternatively, as shown in fig. 1 and 2, the outer side of the electrolytic cell 11 is provided with a mounting seat 14, and the mounting seat 14 is provided with a plurality of mounting holes at intervals along the circumferential direction thereof, for example, three mounting holes are provided, and the three mounting holes are arranged at equal intervals along the circumferential direction of the electrolytic cell 11. The electrolytic cell component 1 further comprises a plurality of balance bolts 15, the balance bolts 15 are respectively arranged in the mounting holes in a penetrating mode, and the balance bolts 15 are used for adjusting the relative positions of the mounting seats 14 so as to change the balance degree of the sample 5.
It will be appreciated that the cell 11 is secured to a seismic platform by three balance bolts 15 as support points, as shown in figures 1 and 2. For example, the bipolar plate micro-area electrochemical test device further comprises a balance detector 4, and the balance detector 4 is used for being placed on a sample 5 to detect the balance degree of the sample 5. After the sample 5 is installed, the balance detector 4 is placed on the sample 5, and the positions of the three balance bolts 15 are adjusted, so that the air bubbles in the balance detector 4 are positioned in the small central circle, and the balance of the sample 5 can be regarded. The utility model discloses a bipolar plate micro-area electrochemistry testing arrangement can further improve sample 5's detection precision through setting up balance bolt 15, and adjusts the convenience, satisfies the user demand.
In some embodiments, as shown in fig. 1, the water bath assembly 3 further includes a circulation line 32 and a circulation water supplier 33, and the circulation line 32 is communicated with the circulation flow passage 311 and the circulation water supplier 33. It is understood that constant temperature water may be stored in the circulating water supplier 33, and the constant temperature water may flow into the circulating flow passage 311 through the circulating line 32, so that the temperature of the electrolyte in the electrolytic cell 11 may be controlled. The water bath 31 may be disposed inside or outside the electrolytic cell 11. For example, in the embodiment of the present invention, the water bath 31 is disposed outside the electrolytic cell 11, so that the water bath 31 can be easily mounted and dismounted, and the space inside the electrolytic cell 11 does not need to be occupied, so that the temperature control effect of the electrolyte is better.
It can be understood that in the embodiment of the present invention, the outer edge of the electrolytic cell 11 is located in the water bath 31, and the circulating water flows into the water bath 31 through the circulating pipeline 32, so as to realize the temperature control of the electrolyte, thereby avoiding the complex process of putting the whole electrochemical device into the water bath, and further simplifying the test flow of the electrochemical testing device for the bipolar plate micro-area.
Alternatively, the sidewall plate of the electrolytic cell 11 is a transparent plate, for example, the electrolytic cell 11 can be made of a PC plate of a colorless turbine, so that an operator can observe the test condition inside the electrolytic cell 11 conveniently, the visualization degree of the bipolar plate micro-area electrochemical test device is improved, and the use by the operator is further facilitated.
Optionally, the bottom cover 12 is a thermal insulator. For example, the bottom cover 12 may be made of a heat-insulating teflon material, so as to avoid interference of heat transfer of the bottom cover 12, and further improve the test accuracy of the bipolar plate micro-area electrochemical test apparatus.
Alternatively, as shown in fig. 1 and 2, the outer peripheral profile of the clamping cavity 13 is circular, and the thickness of the clamping cavity 13 is greater than or equal to 0.1mm and less than or equal to 3mm. Preferably, the thickness of the clamping cavity 13 is greater than or equal to 0.3mm and less than or equal to 0.5mm. It can be understood that the thickness of the sample 5 can be greater than or equal to 0.3mm and less than or equal to 0.5mm, so that the test accuracy of the bipolar plate micro-area electrochemical test device can be improved.
Alternatively, the diameter of the probe 23 is 5 μm or more and 100 μm or less. Preferably, the diameter of the probe 23 is greater than or equal to 10 μm and less than or equal to 100 μm, so that the test accuracy of the bipolar plate micro-area electrochemical test device can be improved.
As shown in fig. 1 and fig. 2, when a bipolar plate micro-area electrochemical testing device is used to test a sample 5, the sample 5 is first placed in the clamping cavity 13 from bottom to top, then the bottom cover 12 is screwed in, and the elasticity of the spring and the second ejector pin 242 cooperate to fix the sample 5 so as to block the electrolyte in the electrolytic cell 11 from being conducted with the outside of the electrolytic cell 11. The working area of the sample 5 was calculated from the working area actually exposed to the electrolyte. After the sample 5 is installed, the balance detector 4 is placed on the sample 5, the three balance bolts 15 are adjusted to enable the bubbles in the balance detector 4 to be located in the small central circle, the electrolytic cell 11 is balanced at the moment, and the balance detector 4 is taken away. The circulating water supplier 33 is opened, and the temperature required by the experiment is set, so that circulating water with the corresponding temperature circulates, and the temperature of the electrolyte is ensured to be regulated and controlled. The reference electrode 22, the probe 23 and the first thimble 241 are connected with the electrochemical workstation 21 by leads, electrolyte is injected into the electrolytic cell 11, the electrolyte submerges the reference electrode 22 and the probe 23, the probe 23 is moved to the position of the test hole 112 and longitudinally approaches the surface of the sample 5, and thus the electrochemical test of the sample 5 is carried out.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do 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, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
Although the above embodiments have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations to the above embodiments by those of ordinary skill in the art are intended to be within the scope of the present invention.
Claims (10)
1. A bipolar plate micro-area electrochemical test device is characterized by comprising:
the electrolytic cell assembly comprises an electrolytic cell and a bottom cover, the electrolytic cell is used for storing electrolyte, the bottom cover is detachably arranged at the lower end of the electrolytic cell, a clamping cavity used for clamping a sample is arranged between the bottom cover and the electrolytic cell, and a testing hole communicated with the clamping cavity is formed in the bottom of the electrolytic cell;
the test assembly comprises an electrochemical workstation, a reference electrode, a probe and a thimble, wherein the reference electrode, the probe and the thimble are electrically connected with the electrochemical workstation, the reference electrode and the probe are arranged in the electrolytic cell, the probe is arranged at the upper end of the sample, and the thimble is connected with the bottom cover and is abutted against the lower end of the sample;
the water bath assembly comprises a water bath pool, a circulating flow channel is arranged in the water bath pool, the water bath pool is arranged on the electrolytic cell, the circulating flow channel surrounds the circumferential direction of the electrolytic cell, and therefore the temperature of electrolyte in the electrolytic cell is controlled.
2. The bipolar plate micro-area electrochemical test device of claim 1, wherein the pins comprise a first pin and a second pin, one end of the first pin is disposed in the bottom cover, the other end of the first pin extends out of the outer peripheral side of the bottom cover and is electrically connected to the electrochemical workstation, one end of the second pin elastically abuts against the lower end of the sample, the other end of the second pin extends into the bottom cover, and the other end of the second pin is connected to one end of the first pin through a wire.
3. The bipolar plate micro-area electrochemical testing device of claim 1, wherein the bottom of the electrolytic cell is provided with a limiting plate, the testing hole is formed in the limiting plate, the clamping cavity is defined between a lower end surface of the limiting plate and an upper end surface of the bottom cover, an outer thread is formed on the outer periphery of the bottom cover, an inner thread is formed on the inner periphery of the electrolytic cell, and the outer thread is matched with the inner thread.
4. The bipolar plate micro-area electrochemical test device of claim 1, wherein the outer side of the electrolytic cell is provided with a mounting seat, the mounting seat is provided with a plurality of mounting holes at intervals along the circumference thereof, the electrolytic cell assembly further comprises a balance bolt, the balance bolt is arranged in the mounting holes in a penetrating manner, and the balance bolt is used for adjusting the relative position of the mounting seat so as to change the balance degree of the sample.
5. The bipolar plate micro-area electrochemical test device of claim 4, further comprising a balance detector for placing on the sample to detect a balance of the sample.
6. The bipolar plate micro-area electrochemical test device of claim 1, wherein the water bath assembly further comprises a circulation pipe and a circulation water supplier, the circulation pipe is communicated with the circulation flow channel and the circulation water supplier.
7. The bipolar plate micro-area electrochemical test device of claim 1, wherein the sidewall plate of the electrolytic cell is a transparent plate.
8. The bipolar plate micro-area electrochemical test device of claim 1, wherein the bottom cover is a thermal insulation member.
9. The bipolar plate micro-area electrochemical test device of claim 1, wherein the clamping cavity has a circular outer contour, and the clamping cavity has a thickness of 0.1mm or more and 3mm or less.
10. The bipolar plate micro-area electrochemical test device of claim 1, wherein the diameter of the probe is greater than or equal to 5 μm and less than or equal to 100 μm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221704466.6U CN217717445U (en) | 2022-07-04 | 2022-07-04 | Bipolar plate micro-area electrochemical testing device |
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| CN202221704466.6U CN217717445U (en) | 2022-07-04 | 2022-07-04 | Bipolar plate micro-area electrochemical testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115015101A (en) * | 2022-07-04 | 2022-09-06 | 国家电投集团氢能科技发展有限公司 | Bipolar plate micro-area electrochemical testing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115015101A (en) * | 2022-07-04 | 2022-09-06 | 国家电投集团氢能科技发展有限公司 | Bipolar plate micro-area electrochemical testing device |
| CN115015101B (en) * | 2022-07-04 | 2024-04-30 | 国家电投集团氢能科技发展有限公司 | Bipolar plate micro-area electrochemical testing device |
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