CN109037599A - A kind of polar plate solidification technique - Google Patents
A kind of polar plate solidification technique Download PDFInfo
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- CN109037599A CN109037599A CN201810829143.1A CN201810829143A CN109037599A CN 109037599 A CN109037599 A CN 109037599A CN 201810829143 A CN201810829143 A CN 201810829143A CN 109037599 A CN109037599 A CN 109037599A
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- battery
- anode plate
- closed container
- plate grid
- active material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/14—Electrodes for lead-acid accumulators
- H01M4/16—Processes of manufacture
- H01M4/20—Processes of manufacture of pasted electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/14—Electrodes for lead-acid accumulators
- H01M4/16—Processes of manufacture
- H01M4/20—Processes of manufacture of pasted electrodes
- H01M4/21—Drying of pasted electrodes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Cell Electrode Carriers And Collectors (AREA)
Abstract
The invention discloses a kind of polar plate solidification techniques, specifically includes the following steps: Step 1: selection anode plate grid: in storage battery production, selecting the rare earth multicomponent alloy without cadmium to make anode plate grid, can effectively improve battery corrosion resistance；Step 2: addition red lead and crystal seed: in storage battery production, use red red and crystal seed as additive, it is added in the positive active material of battery, it is matched with crystal seed, nucleation can be played, promote the conversion of active material, and because itself is in high oxidation state, can reduce chemical conversion energy loss and shortens the chemical conversion time.The present invention is by solidifying anode plate grid, so that the battery after solidifying is superior to battery in the prior art in terms of specified volume, low temperature capacity, capacity retention rate, service life cycle and discharge capacity, the positive electrode active material utilization and charge acceptance for improving battery, extend the deep discharge cycle life of battery.
Description
Technical field
The present invention relates to battery production technology technical field, in particular to a kind of polar plate solidification technique.
Background technique
Due to the limitation of polar plate solidification technique in the prior art, no matter common lead-acid accumulator or valve-controlled lead acid electric power storage
Pond all lower, charge acceptances in the prevalence of positive electrode active material utilization are poor and deep discharge cycle life is short lacks
Point, this just seriously limits the development and application of lead-acid accumulator.
Therefore, it is necessary to solve the above problems to invent a kind of polar plate solidification technique.
Summary of the invention
The purpose of the present invention is to provide a kind of polar plate solidification techniques, by solidifying to anode plate grid, so that
Battery after solidification is in terms of specified volume, low temperature capacity, capacity retention rate, service life cycle and discharge capacity
It is superior to battery in the prior art, improves the positive electrode active material utilization and charge acceptance of battery, is extended
The deep discharge cycle life of battery, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: a kind of polar plate solidification technique, specifically includes following step
It is rapid:
Step 1: selection anode plate grid: in storage battery production, the rare earth multicomponent alloy without cadmium being selected to make positive plate
Grid can effectively improve battery corrosion resistance；
Step 2: addition red lead and crystal seed: in storage battery production, using red red and crystal seed as additive, be added
It into the positive active material of battery, is matched with crystal seed, nucleation can be played, promote the conversion of active material, again
Because itself is in high oxidation state, it can reduce chemical conversion energy loss and shorten the chemical conversion time；
Step 3: assembly: battery is all made of the mode being closely assembled, to reduce the dendrite of active material in assembly
It penetrates, reduces separator paper at a distance from anode plate grid, promote the discharge performance of battery；
Step 4: preparing closed container: prepare a closed container, and battery be put into closed container, prepare into
Row is internalized into processing；
Step 5: vacuumizing: closed container inner air being extracted out, so that sealed container interior is close to vacuum state；
Step 6: oxygenation: being filled with pure oxygen inside to the closed container close to vacuum state；
Step 7: heating: being heated for closed container, so that being in hot environment, hot environment inside closed container
Be conducive to 4PbOPbSO4·H2O, the i.e. generation of four basic lead sulphates, so that thicker corrosion layer is formed, so that without the dilute of cadmium
Lead oxide in the lead oxide and lead plaster of the anode plate grid Surface Creation of native multicomponent alloy production combine it is stronger, to improve
A possibility that bond strength of anode plate grid, reduction anode plate grid softening and shedding, increase the service life of battery；
Step 8: humidification: being humidified for closed container, so that being in high humidity environment, high humidity environment inside closed container
Be conducive to anode plate grid generate large area corrosion and with active material reliable contacts and maintain enough moisture, also help lead
The formation of porous electrode and lead plaster are in conjunction with the hardening of anode plate grid in cream；
Step 9: being internalized into: carrying out being internalized into operation to battery.
Preferably, a kind of anode plate grid of the step is set as vertical latticed.
Preferably, the main component of red lead is Pb in the step 23O4。
Preferably, the step 7 high temperature environment temperature is set as 60-75 DEG C.
Preferably, high humidity environment humidity is set as 85-95% in the step 8.
Technical effect and advantage of the invention:
1, the present invention is by solidifying anode plate grid, so that the battery after solidifying is in specified volume, low temperature
Capacity, capacity retention rate, service life cycle and discharge capacity recovery etc. are superior to battery in the prior art, improve
The positive electrode active material utilization and charge acceptance of battery extend the deep discharge cycle life of battery；
2, the present invention by being processed under high temperature environment, to be conducive to 4PbOPbSO4·H2O, i.e. four alkali formula sulphur
The generation of lead plumbate, so that thicker corrosion layer is formed, so that the anode plate grid Surface Creation that the rare earth multicomponent alloy without cadmium makes
Lead oxide and lead plaster in lead oxide combine stronger, to improve the bond strength of anode plate grid, reduce anode plate grid
A possibility that softening and shedding, increases the service life of battery；
3, the present invention is under high humidity environment by being processed, thus be conducive to anode plate grid generate large area corrosion and
With active material reliable contacts and maintain enough moisture, also help the formation of porous electrode and lead plaster and anode in lead plaster
The hardening of grid combines；
4, the present invention makes anode plate grid by using the rare earth multicomponent alloy of no cadmium, in order to effectively inhibit charging process
In water decomposition, avoid antimony there are bring large quantity of moisture solutions, hold to solve the early stage that battery is generated by non-antimony effect
Amount decaying；
5, the present invention, to optimize to grid structure, is increased perpendicular by setting vertical latticed for anode plate grid
Rib number improves high-rate battery discharge performance.
Detailed description of the invention
Fig. 1 is process flow diagram of the invention.
Fig. 2 is anode plate grid structural schematic diagram of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
The present invention provides a kind of polar plate solidification techniques as shown in Figs. 1-2, specifically includes the following steps:
Step 1: selection anode plate grid: in storage battery production, the rare earth multicomponent alloy without cadmium being selected to make positive plate
Grid, anode plate grid are set as vertical latticed, can effectively improve battery corrosion resistance；
Step 2: addition red lead and crystal seed: in storage battery production, using red red and crystal seed as additive, be added
Into the positive active material of battery, the main component of red lead is Pb3O4, it is matched with crystal seed, nucleation can be played,
Promote the conversion of active material, and because itself is in high oxidation state, when can reduce chemical conversion energy loss and shortening chemical conversion
Between；
Step 3: assembly: battery is all made of the mode being closely assembled, to reduce the dendrite of active material in assembly
It penetrates, reduces separator paper at a distance from anode plate grid, promote the discharge performance of battery；
Step 4: preparing closed container: prepare a closed container, and battery be put into closed container, prepare into
Row is internalized into processing；
Step 5: vacuumizing: closed container inner air being extracted out, so that sealed container interior is close to vacuum state；
Step 6: oxygenation: being filled with pure oxygen inside to the closed container close to vacuum state；
Step 7: heating: being heated for closed container, so that being in hot environment, hot environment inside closed container
Temperature setting is 60 DEG C, and hot environment is conducive to 4PbOPbSO4·H2O, the i.e. generation of four basic lead sulphates, to be formed more
Thick corrosion layer, so that the oxidation in the lead oxide and lead plaster of the anode plate grid Surface Creation that the rare earth multicomponent alloy without cadmium makes
Lead combines stronger, to improve the bond strength of anode plate grid, a possibility that reducing anode plate grid softening and shedding, increases electricity
The service life in pond；
Step 8: humidification: being humidified for closed container, so that being in high humidity environment, high humidity environment inside closed container
Humidity is set as 85%, high humidity environment be conducive to anode plate grid generate large area corrosion and with active material reliable contacts and tie up
Enough moisture is held, also helps in lead plaster the formation of porous electrode and lead plaster in conjunction with the hardening of anode plate grid；
Step 9: being internalized into: carrying out being internalized into operation to battery.
Embodiment 2
The present invention provides a kind of polar plate solidification techniques as shown in Figs. 1-2, specifically includes the following steps:
Step 1: selection anode plate grid: in storage battery production, the rare earth multicomponent alloy without cadmium being selected to make positive plate
Grid, anode plate grid are set as vertical latticed, can effectively improve battery corrosion resistance；
Step 2: addition red lead and crystal seed: in storage battery production, using red red and crystal seed as additive, be added
Into the positive active material of battery, the main component of red lead is Pb3O4, it is matched with crystal seed, nucleation can be played,
Promote the conversion of active material, and because itself is in high oxidation state, when can reduce chemical conversion energy loss and shortening chemical conversion
Between；
Step 3: assembly: battery is all made of the mode being closely assembled, to reduce the dendrite of active material in assembly
It penetrates, reduces separator paper at a distance from anode plate grid, promote the discharge performance of battery；
Step 4: preparing closed container: prepare a closed container, and battery be put into closed container, prepare into
Row is internalized into processing；
Step 5: vacuumizing: closed container inner air being extracted out, so that sealed container interior is close to vacuum state；
Step 6: oxygenation: being filled with pure oxygen inside to the closed container close to vacuum state；
Step 7: heating: being heated for closed container, so that being in hot environment, hot environment inside closed container
Temperature setting is 70 DEG C, and hot environment is conducive to 4PbOPbSO4·H2O, the i.e. generation of four basic lead sulphates, to be formed more
Thick corrosion layer, so that the oxidation in the lead oxide and lead plaster of the anode plate grid Surface Creation that the rare earth multicomponent alloy without cadmium makes
Lead combines stronger, to improve the bond strength of anode plate grid, a possibility that reducing anode plate grid softening and shedding, increases electricity
The service life in pond；
Step 8: humidification: being humidified for closed container, so that being in high humidity environment, high humidity environment inside closed container
Humidity is set as 90%, high humidity environment be conducive to anode plate grid generate large area corrosion and with active material reliable contacts and tie up
Enough moisture is held, also helps in lead plaster the formation of porous electrode and lead plaster in conjunction with the hardening of anode plate grid；
Step 9: being internalized into: carrying out being internalized into operation to battery.
Embodiment 3
The present invention provides a kind of polar plate solidification techniques as shown in Figs. 1-2, specifically includes the following steps:
Step 1: selection anode plate grid: in storage battery production, the rare earth multicomponent alloy without cadmium being selected to make positive plate
Grid, anode plate grid are set as vertical latticed, can effectively improve battery corrosion resistance；
Step 2: addition red lead and crystal seed: in storage battery production, using red red and crystal seed as additive, be added
Into the positive active material of battery, the main component of red lead is Pb3O4, it is matched with crystal seed, nucleation can be played,
Promote the conversion of active material, and because itself is in high oxidation state, when can reduce chemical conversion energy loss and shortening chemical conversion
Between；
Step 3: assembly: battery is all made of the mode being closely assembled, to reduce the dendrite of active material in assembly
It penetrates, reduces separator paper at a distance from anode plate grid, promote the discharge performance of battery；
Step 4: preparing closed container: prepare a closed container, and battery be put into closed container, prepare into
Row is internalized into processing；
Step 5: vacuumizing: closed container inner air being extracted out, so that sealed container interior is close to vacuum state；
Step 6: oxygenation: being filled with pure oxygen inside to the closed container close to vacuum state；
Step 7: heating: being heated for closed container, so that being in hot environment, hot environment inside closed container
Temperature setting is 75 DEG C, and hot environment is conducive to 4PbOPbSO4·H2O, the i.e. generation of four basic lead sulphates, to be formed more
Thick corrosion layer, so that the oxidation in the lead oxide and lead plaster of the anode plate grid Surface Creation that the rare earth multicomponent alloy without cadmium makes
Lead combines stronger, to improve the bond strength of anode plate grid, a possibility that reducing anode plate grid softening and shedding, increases electricity
The service life in pond；
Step 8: humidification: being humidified for closed container, so that being in high humidity environment, high humidity environment inside closed container
Humidity is set as 95%, high humidity environment be conducive to anode plate grid generate large area corrosion and with active material reliable contacts and tie up
Enough moisture is held, also helps in lead plaster the formation of porous electrode and lead plaster in conjunction with the hardening of anode plate grid；
Step 9: being internalized into: carrying out being internalized into operation to battery
As a control group with the detection data of commercially available battery, 20 above-described embodiment 1-3 are chosen respectively
The battery produced is detected, and obtains following table:
As seen from the above table: being handled by embodiment 1-3, held to complete the battery after polar plate solidification in regulation
Amount, low temperature capacity, capacity retention rate, service life cycle and discharge capacity recovery etc. are superior to electric power storage in the prior art
Pond, wherein the accumulator property by all data processing in embodiment 2 is the most excellent.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (5)
1. a kind of polar plate solidification technique, which is characterized in that specifically includes the following steps:
Step 1: selection anode plate grid: in storage battery production, the rare earth multicomponent alloy without cadmium is selected to make anode plate grid, it can
To effectively improve battery corrosion resistance；
Step 2: addition red lead and crystal seed: in storage battery production, using red red and crystal seed as additive, be added to storage
It in the positive active material of battery, is matched with crystal seed, nucleation can be played, promote the conversion of active material, and because of it
Itself is in high oxidation state, can reduce chemical conversion energy loss and shortens the chemical conversion time；
Step 3: assembly: battery is all made of the mode being closely assembled in assembly, so that the dendrite for reducing active material penetrates,
Separator paper is reduced at a distance from anode plate grid, promotes the discharge performance of battery；
Step 4: preparing closed container: preparing a closed container, and battery is put into closed container, be ready for interior
Chemical conversion processing；
Step 5: vacuumizing: closed container inner air being extracted out, so that sealed container interior is close to vacuum state；
Step 6: oxygenation: being filled with pure oxygen inside to the closed container close to vacuum state；
Step 7: heating: being heated for closed container, so that being in hot environment inside closed container, hot environment is advantageous
In 4PbOPbSO4·H2O, the i.e. generation of four basic lead sulphates, so that thicker corrosion layer is formed, so that the rare earth without cadmium is more
Lead oxide in the lead oxide and lead plaster of the anode plate grid Surface Creation of first alloy production combine it is stronger, to improve anode
A possibility that bond strength of grid, reduction anode plate grid softening and shedding, increase the service life of battery；
Step 8: humidification: being humidified for closed container, so that being in high humidity environment inside closed container, high humidity environment is advantageous
In anode plate grid generate large area corrosion and with active material reliable contacts and maintain enough moisture, also help in lead plaster
The formation of porous electrode and lead plaster are in conjunction with the hardening of anode plate grid；
Step 9: being internalized into: carrying out being internalized into operation to battery.
2. a kind of polar plate solidification technique according to claim 1, it is characterised in that: a kind of anode plate grid setting of step
It is vertical latticed.
3. a kind of polar plate solidification technique according to claim 1, it is characterised in that: in the step 2 red lead it is main at
It is divided into Pb3O4。
4. a kind of polar plate solidification technique according to claim 1, it is characterised in that: the step 7 high temperature environment temperature
It is set as 60-75 DEG C.
5. a kind of polar plate solidification technique according to claim 1, it is characterised in that: high humidity environment humidity in the step 8
It is set as 85-95%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810829143.1A CN109037599A (en) | 2018-07-25 | 2018-07-25 | A kind of polar plate solidification technique |
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| CN201810829143.1A CN109037599A (en) | 2018-07-25 | 2018-07-25 | A kind of polar plate solidification technique |
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| CN109037599A true CN109037599A (en) | 2018-12-18 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103855362A (en) * | 2012-12-02 | 2014-06-11 | 天能集团（河南）能源科技有限公司 | Method for continuously producing electric vehicle storage battery pole plate |
| CN105355862A (en) * | 2015-12-04 | 2016-02-24 | 浙江海悦自动化机械股份有限公司 | Polar plate curing process |
| CN107146890A (en) * | 2017-03-24 | 2017-09-08 | 淄博火炬能源有限责任公司 | High temperature modification valve-regulated lead-acid battery and preparation method thereof |
| CN107317055A (en) * | 2017-06-16 | 2017-11-03 | 江苏海宝电池科技有限公司 | High-performance lead-acid accumulator and its packaging technology |
-
2018
- 2018-07-25 CN CN201810829143.1A patent/CN109037599A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103855362A (en) * | 2012-12-02 | 2014-06-11 | 天能集团（河南）能源科技有限公司 | Method for continuously producing electric vehicle storage battery pole plate |
| CN105355862A (en) * | 2015-12-04 | 2016-02-24 | 浙江海悦自动化机械股份有限公司 | Polar plate curing process |
| CN107146890A (en) * | 2017-03-24 | 2017-09-08 | 淄博火炬能源有限责任公司 | High temperature modification valve-regulated lead-acid battery and preparation method thereof |
| CN107317055A (en) * | 2017-06-16 | 2017-11-03 | 江苏海宝电池科技有限公司 | High-performance lead-acid accumulator and its packaging technology |
Non-Patent Citations (1)
| Title |
|---|
| 任建成等: "光伏储能用VRLA 蓄电池的设计与开发"", 《蓄电池》 * |
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