CN113433461A - Silicon air battery test system - Google Patents
Silicon air battery test system Download PDFInfo
- Publication number
- CN113433461A CN113433461A CN202110700526.0A CN202110700526A CN113433461A CN 113433461 A CN113433461 A CN 113433461A CN 202110700526 A CN202110700526 A CN 202110700526A CN 113433461 A CN113433461 A CN 113433461A
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- Prior art keywords
- silicon
- air
- cathode
- battery
- cell body
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- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 108
- 239000010703 silicon Substances 0.000 title claims abstract description 108
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 238000012360 testing method Methods 0.000 title claims abstract description 26
- 210000005056 cell body Anatomy 0.000 claims abstract description 55
- 239000003792 electrolyte Substances 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims description 15
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 10
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical group [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 6
- 239000010931 gold Substances 0.000 claims description 6
- 229910052737 gold Inorganic materials 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 239000010936 titanium Substances 0.000 claims description 6
- 229910052719 titanium Inorganic materials 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims description 3
- 238000010998 test method Methods 0.000 claims 1
- 210000004027 cell Anatomy 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 239000000178 monomer Substances 0.000 abstract 1
- 239000003570 air Substances 0.000 description 82
- 238000009434 installation Methods 0.000 description 16
- 235000012431 wafers Nutrition 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012983 electrochemical energy storage Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000002608 ionic liquid Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/378—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] specially adapted for the type of battery or accumulator
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/364—Battery terminal connectors with integrated measuring arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
Abstract
The invention discloses a high-capacity silicon-air battery and a discharge test system, and belongs to the technical field of batteries. The silicon-air battery monomer test system comprises an air cathode mounting plate, an air cathode, a battery cell body, a screw, a silicon cathode window and a silicon cathode, wherein the cathode mounting plate, the air cathode, a gasket and the battery cell body are arranged in series from front to back and are fixedly connected by the screw, the gasket between the air cathode and the battery cell body prevents electrolyte from leaking, the battery cell body can be filled with large-capacity electrolyte, the silicon-air battery cell is designed according to the specific requirement of the silicon-air battery on the working environment, a reasonable model is formed, the replacement of a battery cathode silicon wafer and the electrolyte is very convenient and fast, the overall performance, reliability and easy assembly of the battery are greatly improved, the process is simplified, and the cost is reduced.
Description
Technical Field
The invention relates to the technical field of air batteries, in particular to a silicon air battery testing system.
Technical Field
The silicon air battery is a novel electrochemical energy storage device, a battery system is formed by taking silicon as a negative electrode, an alkaline solution or a greenhouse ionic liquid as an electrolyte and an air electrode as a positive electrode, the specific energy of the battery is extremely high, and the specific energy calculated according to products is up to 8470Wh/kg, which is far higher than that of a mature lithium ion battery researched at present. Silicon is abundant in resources and is the second most abundant element in the earth crust.
Compared with the traditional battery, the silicon-air battery has an open structure, and the active substances of the cathode can be directly obtained from the ambient air and are not stored in the battery, so that the silicon-air battery has high energy density, discharges by taking the air as power, not only improves the specific energy of the battery, but also reduces the cost and the volume. The silicon air battery has good development prospect in the aspects of electronic equipment, industrial equipment, electric automobiles and the like.
Common metal-air battery testing devices in the market at present mainly aim at zinc-air batteries, aluminum-air batteries, magnesium-air batteries, lithium-air batteries and the like, and no testing device aims at silicon-air batteries, and compared with metal cathodes such as zinc sheets, aluminum sheets, iron sheets and the like, silicon wafers are brittle and fragile, reaction products of silicon and alkali liquor are difficult to decompose, and the reaction products are attached to the surface of the cathode to stop discharging, so that a silicon-air battery testing system is required to be provided with a large-capacity electrolyte.
Since the positive active material of the silicon air cell is oxygen in the air, it is determined that this type of cell must operate in an open structure. This presents great difficulties in the overall packaging and use of the cell, and it is a serious challenge to seal the corrosive electrolyte and to ensure that oxygen in the air can enter the cell sufficiently to participate in the reaction and that the silicon cathode does not crack before the discharge stops. In order to solve the problem, the patent presents a new structure, and a more reasonable scheme is designed for the installation and the use of the silicon-air battery.
Disclosure of Invention
The present invention is directed to solving the above-mentioned problems in the prior art, and provides a detachable silicon-air battery test system.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a large capacity silicon air battery test system, is including air cathode mounting panel, air cathode, the battery cell body that sets gradually, air cathode mounting panel, air cathode, battery cell body pass through the mounting screw and connect, its characterized in that, be equipped with silicon negative pole window on the battery cell body, the grafting has the silicon negative pole in the silicon negative pole window, be provided with the sealing member on the butt joint face of air cathode and battery cell body.
Furthermore, the silicon cathode window is provided with a plurality of fixing threaded holes for installation, the fixing threaded holes are fixedly connected with the fixing screws, the battery cell body is provided with a plurality of threaded holes for installation, and the threaded holes are fixedly connected with the fixing screws.
Furthermore, a plurality of mounting threaded holes for mounting are respectively formed in the left sides of the air cathode mounting plate and the battery tank body, and the air cathode mounting plate and the battery tank body are fixedly connected through mounting screws.
Further, the battery cell body is provided with a liquid injection port, the liquid injection port is a threaded hole, and the liquid injection port is in threaded connection with the plug.
Furthermore, the air cathode mounting plate, the cell body and the silicon cathode window are transparent organic glass plates.
Furthermore, a sealing piece arranged at the contact position of the air cathode and the cell body is a gasket.
Furthermore, the silicon cathode is inserted into the silicon cathode window, and two sides of the silicon cathode window are fixedly connected with the upper side of the battery groove body through fixing screws.
Further, the silicon negative electrode further includes: the bonding layer is a titanium bonding layer; the current collector is a gold film.
Further, the assembly steps of the large-capacity silicon-air battery testing system are as follows:
cutting an air cathode according to 2 x 2.5cm, leading out a nickel tab at the current collector of the air cathode to be used as a positive electrode tab, sequentially laying a gasket and the air cathode on the side with a threaded hole of a battery cell body in an aligned manner, ensuring that the center of the air cathode is aligned with the center of a cathode opening, fixedly connecting the laid air cathode mounting plate with the gasket and six mounting threaded holes of the battery cell body through mounting screws after aligning, and fixing the tail parts of the mounting screws through nuts;
cutting a silicon wafer according to 1 x 1.5cm, evaporating a gold film containing a titanium adhesion layer on the silicon wafer, leading a nickel tab out of a current collector to serve as a negative tab, inserting a silicon negative electrode into a silicon negative electrode fixing groove formed in the top of a silicon negative electrode window, inserting the silicon negative electrode window into a battery groove body, and then fixing the silicon negative electrode window through a fixing screw;
injecting electrolyte into the cell body through the electrolyte injection port until the cell body is filled with the electrolyte, and stopping the electrolyte injection.
Compared with the prior art, the invention has the following beneficial effects:
1) the sealing piece is arranged on the butt joint surface of the air cathode mounting plate and the battery cell body, and the centers of the air cathode mounting plate, the battery cell body and the sealing piece are positioned on the same horizontal line, so that the sealing effect can be further improved, the electrolyte is excellently sealed in the battery cell body, the sealing gasket is used, the direct extrusion contact between the machine glass plates is avoided, the service life of the plates can be protected, the sealing performance of the silicon-air battery can be enhanced, and the leakage of the electrolyte can be effectively prevented.
2) The cell body can contain electrolyte with larger capacity, can prevent the reaction of silicon and the electrolyte from leading the electrolyte to be gelatinized to a large extent, further prevent the generation of oxides, effectively slow down the passivation of the surface of the silicon cathode and prolong the service life of the silicon air cell.
3) The invention can be used for researching the discharge characteristics of the silicon-air battery, such as discharge voltage, discharge current, battery temperature and the like, by testing and processing the discharge loop formed by the silicon-air battery, has wider application range, simple and convenient operation, repeated use and low test cost.
4) The invention is convenient to replace the polar plate, the air polar plate can be replaced after the mounting screw is taken down, the silicon cathode can be replaced after the silicon cathode window is taken down, and the silicon cathode is convenient to disassemble and simple to replace on the electrolytic bath body.
5) The silicon cathode can be fixed on the window of the silicon cathode to be directly contacted with the electrolyte in the cell body, the reaction is more sufficient, and the silicon cathode is not easy to break.
6) The invention is designed according to the specific requirements of the silicon-air battery on the working environment, forms a reasonable model, is very convenient and fast to replace the negative silicon wafer and the electrolyte of the battery, greatly improves the overall performance, reliability and easy assembly of the battery, simplifies the process and reduces the cost.
Drawings
FIG. 1 is an exploded view of a high capacity silicon-air battery system according to the present invention;
fig. 2 is a schematic view of the overall structure of a large capacity silicon-air battery system according to the present invention;
fig. 3 is a schematic structural view of a silicon cathode window of a large-capacity silicon-air battery system according to the present invention.
FIG. 4 is a flow chart of a testing method of the present invention;
1-battery groove body, 111-liquid injection port, 112-plug, 113-silicon negative electrode window groove, 114-threaded hole, 121-cathode hole, 2-air cathode mounting plate, 21-mounting screw, 22-mounting threaded hole, 3-gasket, 4-air cathode, 41-air cathode lug, 5-silicon negative electrode window, 51-fixing screw, 52-fixing threaded hole, 53-silicon negative electrode insertion port, 54-silicon negative electrode fixing groove, 6-silicon negative electrode and 61-silicon negative electrode lug.
Detailed Description
The invention is further described with reference to the following description of the drawings and specific embodiments.
Example (b):
referring to fig. 1 and 2, a large-capacity silicon-air battery testing system comprises an air cathode mounting plate 2, an air cathode 4 and a battery cell body 1 which are sequentially arranged, wherein the air cathode mounting plate 2, the air cathode 4 and the battery cell body 1 are connected through mounting screws 21, in order to realize the reusability of the system, a silicon cathode window 5 is arranged on the battery cell body 1, a silicon cathode 6 is inserted into the silicon cathode window 5, and a sealing member is arranged on the butt joint surface of the air cathode 4 and the battery cell body 1.
A plurality of installation and installation threaded holes 22 for installation are respectively formed in the left sides of the air cathode installation plate 2 and the battery cell body 1, and the air cathode installation plate 2 and the battery cell body 1 are fixedly connected through installation screws 21.
And a sealing piece arranged at the contact position of the air cathode 4 and the cell body 1 is a gasket.
In the embodiment, six through mounting threaded holes 22 are formed in the contact surface of the air cathode mounting plate 2 and the battery cell body 1, the mounting threaded holes 22 are in threaded connection with the mounting screws 21, so that the fixed connection between the air cathode mounting plate 2 and the battery cell body 1 is realized, specifically, in order to ensure the sealing performance of the connection part, a sealing element is arranged between the air cathode 4 and the cell body 1, the sealing element is a gasket, the mounting screw 21 can penetrate through the air cathode mounting plate 2, the gasket and the cell body 1, a nut is connected through a tail part thread, thereby realizing the fixed connection of the air cathode mounting plate 2 and the battery groove body 1 and further realizing the fastening effect, in order to further ensure the tightness of the test system after installation, the central shafts of the air cathode installation plate 2, the air cathode 4 and the battery cell body 1 which are sequentially arranged should have the same horizontal height.
Further, the silicon cathode window 5 is provided with a plurality of fixing threaded holes 52 for installation, the fixing threaded holes 52 are fixedly connected with the fixing screws 51, the battery cell body 1 is provided with a plurality of threaded holes 114 for installation, and the threaded holes 114 are fixedly connected through the fixing screws 51.
In this embodiment, the two fixing threaded holes 52 for installation are formed in the silicon negative electrode window 5 and are symmetrically arranged at two ends of the silicon negative electrode window 5, the fixing screws 51 are in threaded connection with the battery cell body 1 through the fixing threaded holes 22 at two ends of the silicon negative electrode window 5, so that the silicon negative electrode window 5 and the battery cell body 1 are fixed, and the silicon negative electrode window 5 and the battery cell body 1 are conveniently detached by the connection mode.
Further, in the present embodiment, the air cathode mounting plate 2, the cell body 1 and the silicon cathode window 5 are transparent organic glass plates. The air cathode mounting plate 2, the cell body 1 and the silicon cathode window 5 are all made of transparent organic glass plates, so that the condition of bubbles in electrolyte of the silicon air cell during working can be observed conveniently.
Further, as shown in fig. 3, in the present embodiment, the silicon negative electrode 6 is inserted into the silicon negative electrode window 5, and two sides of the silicon negative electrode window 5 are fixedly connected to the upper side of the battery cell body 1 through the fixing screws 51.
The silicon cathode window 5 is inserted in a position corresponding to the top of the battery tank body 1, a silicon wafer with the width of 1.05cm can be inserted, the groove 54 in the top of the silicon cathode window 5 can be used for fixing the silicon cathode 5, when the silicon cathode 6 needs to be replaced, the fixing screw 51 is loosened, then the silicon cathode window 5 is detached from the battery tank body 1, and after the silicon cathode 6 inserted on the silicon cathode window 5 is replaced, the silicon cathode window 5 is fixed on the top of the battery tank body 1 again through the fixing screw 51.
Further, in this embodiment, the silicon negative electrode 6 further includes: the current collector comprises a bonding layer and a current collector, wherein the bonding layer is a titanium bonding layer, and the current collector is a gold film
In the present example, the length of the silicon negative electrode 5 was 1.5cm in consideration of the thickness of the plate on the upper side of the cell body 1.
The assembly steps of the large-capacity silicon-air battery test system are as follows:
cutting an air cathode into a shape of 2 x 2.5cm, wherein 2.5cm is in the vertical direction, 2cm is in the horizontal direction, leading out a nickel tab at the current collector of the air cathode 4 to serve as a positive electrode tab, laying a gasket 3 on the side of a threaded hole of a battery cell body 1 in an aligned mode, then laying the air cathode 4, keeping the center of the air cathode 4 consistent with the center of a cathode hole 121, then laying an air cathode mounting plate 2, aligning the air cathode mounting plate 2, the gasket 3 with six mounting threaded holes 22 on the battery cell body 1, sequentially penetrating an air cathode mounting plate 2, the gasket 3 and the battery cell body 1 through mounting screws 21, and further fastening the air cathode mounting plate 2, the gasket 3 and the battery cell body 1 through nuts at the tail parts of the mounting screws 21.
Secondly, cutting the silicon wafer into a shape of 1 x 1.5cm, wherein 1.5cm is the vertical direction, 1cm is the horizontal direction, evaporating a layer of gold film containing a titanium adhesion layer on the silicon wafer, leading out a nickel tab at the current collector as a negative tab, inserting the silicon negative electrode 6 into a groove 54 formed in the top of the silicon negative electrode window 5 to realize the fixation of the silicon negative electrode 6, then inserting the silicon negative electrode window 5 inserted with the silicon negative electrode 6 into the top of the battery groove body 1, and fixedly connecting two ends of the silicon negative electrode window 5 with the battery groove body 1 through fixing screws 51, so that the silicon negative electrode window 5 is fixed on the battery groove body 1.
And thirdly, unscrewing the liquid injection port plug 112, injecting electrolyte into the battery cell body 1 through the liquid injection port 111 until the battery cell body 1 is filled with the electrolyte, stopping injecting the electrolyte, and screwing the plug 112.
During installation, the air cathode installation plate, the air cathode, the gasket and the battery cell body are placed correctly, the central line is ensured to be on the same level, and then the nut in threaded connection with the tail of the fixing screw is screwed down, so that good sealing performance among all the parts is ensured.
When the battery discharging efficiency is poor and the capacity is obviously reduced, the battery cathode needs to be replaced, the electrolyte is replaced, the silicon cathode 6 is replaced after the silicon cathode window 5 is detached, then the silicon cathode window 5 is fixed on the battery groove body 1, the device on the anode side does not need to be changed, the whole device is continuously used after the electrolyte is replaced in the battery groove body 1, the operation of replacing the cathode is simple, and the problem that the air tightness of the device is poor due to the fact that the whole device is detached for multiple times is avoided.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above embodiments are merely illustrative of the present invention, and should not be construed as limiting the scope of the present invention, and all designs identical or similar to the present invention are within the scope of the present invention.
Claims (9)
1. The utility model provides a large capacity silicon air battery test system, is including air cathode mounting panel (2), air cathode (4), the battery cell body (1) that set gradually, air cathode mounting panel (2), air cathode (4), battery cell body (1) are connected through mounting screw (21), its characterized in that, be equipped with silicon negative pole window (5) on battery cell body (1), it has silicon negative pole (6) to peg graft in silicon negative pole window (5), be provided with the sealing member on the butt joint face of air cathode (4) and battery cell body (1).
2. A large capacity silicon air battery test system as claimed in claim 1, wherein the silicon cathode window (5) is provided with a plurality of fixing threaded holes (52) for mounting, the fixing threaded holes (52) are fixedly connected with fixing screws (51), the battery groove body (1) is provided with a plurality of threaded holes (114) for mounting, and the threaded holes (114) are fixedly connected with the fixing screws (51).
3. The large-capacity silicon-air battery testing system as claimed in claim 1, wherein the air cathode mounting plate (2) and the battery tank body (1) are respectively provided with a plurality of mounting threaded holes (22) for mounting at left sides thereof, and the air cathode mounting plate (2) and the battery tank body (1) are fixedly connected through mounting screws (21).
4. A large capacity silicon air battery test system as claimed in claim 1, wherein the battery holder (1) is provided with a liquid injection port (111), the liquid injection port (111) is a threaded hole, and the liquid injection port (111) is in threaded connection with a plug (112).
5. A high capacity silicon air battery test system as claimed in claim 1, wherein the air cathode mounting plate (2), the battery cell body (1) and the silicon cathode window (5) are transparent organic glass plates.
6. A high-capacity silicon-air battery testing system as claimed in claim 1, wherein the sealing element arranged at the contact part of the air cathode (4) and the battery groove body (1) is a gasket.
7. A high-capacity silicon air battery test system as claimed in claim 1, wherein the silicon cathode (6) is inserted into the silicon cathode window (5), and two sides of the silicon cathode window (5) are fixedly connected with the upper side of the battery groove body (1) through fixing screws (51).
8. A large capacity silicon air battery test system as claimed in claim 1, wherein said silicon negative electrode (6) further comprises: the current collector comprises a bonding layer and a current collector, wherein the bonding layer is a titanium bonding layer, and the current collector is a gold film.
9. A test method of a large-capacity silicon-air battery test system is characterized by comprising the following steps:
cutting an air cathode (4) by 2-2.5 cm, leading out a nickel tab at a current collector of the air cathode (4) as a positive electrode tab, sequentially laying a gasket (3) and the air cathode (4) on the side with threaded holes of a battery cell body (1) in an aligned manner, ensuring that the center of the air cathode (4) is aligned with the center of a cathode port (121), fixedly connecting a laid air cathode mounting plate (2) with the gasket (3) and six mounting threaded holes (22) of the battery cell body (1) through mounting screws (21), and fixing the tail of each mounting screw (21) through a nut;
cutting a silicon wafer according to 1 x 1.5cm, evaporating a gold film containing a titanium adhesion layer on the silicon wafer, leading out a nickel tab at a current collector as a negative tab, inserting a silicon negative electrode (6) into a silicon negative electrode fixing groove (54) formed in the top of a silicon negative electrode window (5), inserting the silicon negative electrode window (5) into a battery groove body (1), and fixing the silicon negative electrode window by a fixing screw (51);
thirdly, electrolyte is injected into the battery groove body (1) through the liquid injection port (111) until the battery groove body (1) is filled with the electrolyte, and the electrolyte injection is stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110700526.0A CN113433461A (en) | 2021-06-23 | 2021-06-23 | Silicon air battery test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110700526.0A CN113433461A (en) | 2021-06-23 | 2021-06-23 | Silicon air battery test system |
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| CN113433461A true CN113433461A (en) | 2021-09-24 |
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| CN202110700526.0A Pending CN113433461A (en) | 2021-06-23 | 2021-06-23 | Silicon air battery test system |
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| CN114397346A (en) * | 2022-01-13 | 2022-04-26 | 中国科学技术大学 | Novel zinc-air battery charging process tail gas normal position quantitative analysis device |
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2021
- 2021-06-23 CN CN202110700526.0A patent/CN113433461A/en active Pending
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| US20090319218A1 (en) * | 2008-06-24 | 2009-12-24 | Qualcomm Mems Technologies, Inc. | Apparatus, method and computer-readable medium for testing a panel of interferometric modulators |
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