CN112510274A - Method for prolonging shelf life of flooded lead-acid storage battery - Google Patents
Method for prolonging shelf life of flooded lead-acid storage battery Download PDFInfo
- Publication number
- CN112510274A CN112510274A CN202011491342.XA CN202011491342A CN112510274A CN 112510274 A CN112510274 A CN 112510274A CN 202011491342 A CN202011491342 A CN 202011491342A CN 112510274 A CN112510274 A CN 112510274A
- Authority
- CN
- China
- Prior art keywords
- flooded lead
- battery
- storage battery
- acid
- shelf life
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002253 acid Substances 0.000 title claims abstract description 89
- 238000000034 method Methods 0.000 title claims abstract description 39
- 239000007788 liquid Substances 0.000 claims abstract description 61
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 59
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 21
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 239000007897 gelcap Substances 0.000 claims 2
- 238000002347 injection Methods 0.000 abstract 6
- 239000007924 injection Substances 0.000 abstract 6
- 229910001873 dinitrogen Inorganic materials 0.000 description 17
- 238000007599 discharging Methods 0.000 description 16
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 235000011149 sulphuric acid Nutrition 0.000 description 2
- 239000001117 sulphuric acid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4214—Arrangements for moving electrodes or electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
- H01M10/12—Construction or manufacture
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention discloses a method for prolonging the shelf life of a flooded lead-acid storage battery, which comprises the steps of turning the flooded lead-acid storage battery 180 degrees after the flooded lead-acid storage battery is formed internally, plugging a liquid injection plug into a liquid injection port of the flooded lead-acid storage battery, wherein the top port of the liquid injection plug is an acid outlet, the lower port of the liquid injection plug is a nitrogen inlet, the nitrogen inlet is connected with a nitrogen bottle, introducing nitrogen until sulfuric acid is completely discharged, closing the nitrogen bottle, resetting the flooded lead-acid storage battery, pulling out the liquid injection plug, inserting a liquid hole plug into the liquid injection port, and placing the flooded lead-acid storage battery in a shade place for storage. The shelf life method of the flooded lead-acid storage battery prolongs the storage time of the battery, and the battery is stored without liquid, can be transported as common goods in the transportation process, and greatly reduces the transportation cost.
Description
Technical Field
The invention relates to the technical field of storage batteries, in particular to a method for prolonging the shelf life of a flooded lead-acid storage battery.
Background
At present, the flooded lead-acid storage battery basically adopts an internal formation process, the monomer of the internally formed flooded lead-acid storage battery is basically stored with liquid, if the flooded lead-acid storage battery is exported, the export of the flooded lead-acid storage battery needs to be transported as a dangerous goods export, the transportation risk is high, and the cost is high. The forklift battery monomer assembled by dry battery plates can be stored and transported without liquid, but the existing Chinese environmental protection requirements forbid the adoption of an external formation battery process.
Disclosure of Invention
The invention provides a method for prolonging the shelf life of a flooded lead-acid storage battery, which prolongs the shelf life of the flooded lead-acid storage battery, can be transported as a common cargo in the transportation process, and greatly reduces the transportation cost.
The invention adopts the following technical scheme for solving the technical problems:
the utility model provides a method of extension liquid-enriched lead acid battery shelf life, the back is formed to the liquid-enriched lead acid battery internalization, will liquid-enriched lead acid battery upset 180 degrees liquid-enriched lead acid battery annotates the liquid mouth and fills in the notes liquid stopper, notes liquid stopper top mouth is the acid outlet, annotate the interface and be nitrogen gas admission port under the liquid stopper, nitrogen gas admission port connects the nitrogen gas bottle, lets in nitrogen gas and all discharge to sulphuric acid, closes the nitrogen gas bottle, will liquid-enriched lead acid battery resets and places, extracts the notes liquid stopper, inserts the liquid stopple at annotating the liquid mouth, will liquid-enriched lead acid battery places in the shade and stores.
As a preferable scheme, the flooded lead-acid storage battery is specifically placed in a shade place with the temperature of 20-30 ℃ and the humidity of 60-70% for storage.
As a preferable scheme, the flooded lead-acid storage battery is specifically placed in a cool place with the temperature of 25 ℃ and the humidity of 68% for storage.
Preferably, when nitrogen is introduced into the nitrogen cylinder, the pressure in the nitrogen cylinder is 0.1-0.15 MPa.
As a preferable scheme, when the nitrogen gas is introduced into the nitrogen gas cylinder, the pressure in the nitrogen gas cylinder is 0.12 MPa.
Preferably, the time from the extraction of the liquid filling plug to the insertion of the liquid hole plug into the liquid filling opening is controlled within 10 seconds.
Preferably, the nitrogen has a purity of 99.99%.
As a preferable scheme, the liquid hole plug is a rubber cap liquid hole plug.
Preferably, the rubber cap liquid hole plug is internally provided with a one-way valve.
As a preferable scheme, when the flooded lead-acid battery needs to be used, sulfuric acid is added into the flooded lead-acid battery to submerge the positive and negative electrode busbars, the current of 0.03C is adopted for charging, and when the voltage of the flooded lead-acid battery does not rise any more for 2 continuous hours, the flooded lead-acid battery is in a fully charged state and can be used.
The invention has the beneficial effects that: (1) the method for prolonging the shelf life of the flooded lead-acid storage battery prolongs the shelf life of the battery, can effectively prolong the performance to 14 months without reducing, is stored without liquid, can be transported as common goods in the transportation process, and greatly reduces the transportation cost; (2) when the shelf life of the flooded lead-acid storage battery exceeds 14 months, the battery can reach the capacity at the end of rigidification immediately before storage by adding acid for one cycle, and the capacity can rise at a rate of 5 hours between 0 and 14 months and reaches the maximum value at 6 months.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The utility model provides a method of extension liquid-enriched lead acid battery shelf life, the back is formed to the liquid-enriched lead acid battery internalization, will liquid-enriched lead acid battery upset 180 degrees liquid-enriched lead acid battery annotates the liquid mouth and fills in the notes liquid stopper, notes liquid stopper top mouth is the acid outlet, annotate the interface and be nitrogen gas admission port under the liquid stopper, nitrogen gas admission port connects the nitrogen gas bottle, lets in nitrogen gas and all discharge to sulphuric acid, closes the nitrogen gas bottle, will liquid-enriched lead acid battery resets and places, extracts the notes liquid stopper, inserts the liquid stopple at annotating the liquid mouth, will liquid-enriched lead acid battery places in the shade and stores.
In this embodiment, the flooded lead-acid battery is specifically placed in a cool place at a temperature of 25 ℃ and a humidity of 68% for storage.
In this example, the pressure in the nitrogen gas cylinder was 0.12MPa when the nitrogen gas was introduced into the nitrogen gas cylinder.
In the embodiment, the time from the process of pulling out the liquid filling plug to the process of inserting the liquid hole plug into the liquid filling opening is controlled within 10 seconds.
In this example, the purity of the nitrogen gas was 99.99%.
In this embodiment, the liquid hole plug is a rubber cap liquid hole plug, and a check valve is arranged inside the rubber cap liquid hole plug.
When the flooded lead-acid storage battery needs to be used, sulfuric acid is added into the flooded lead-acid storage battery to submerge the positive and negative electrode busbars, the current of 0.03C is adopted for charging, and when the voltage of the flooded lead-acid storage battery does not rise any more for 2 continuous hours, the flooded lead-acid storage battery is in a fully charged state and can be used.
To further demonstrate the effect of the present invention, the following test methods were provided:
1. after the flooded lead-acid storage battery is internally formed, discharging is carried out by adopting 0.2C current, the discharging time is 5h, the end voltage requirement is more than 1.700V, the discharging time is recorded, and the percentage of the ratio of the discharging time to the standard 5 hours is the 5-hour rate capacity of the flooded lead-acid storage battery.
2. After the method disclosed by the invention is adopted for storage for 6 months, 1.280 +/-0.005 g/ml of sulfuric acid is added into the flooded lead-acid storage battery, the anode and cathode busbars are submerged by the added sulfuric acid, and then the recharging process is started.
And charging by adopting 0.03C current, detecting the voltage of the flooded lead-acid storage battery in the charging process, and when the voltage of the flooded lead-acid storage battery does not rise any more for 2 continuous hours, enabling the flooded lead-acid storage battery to be in a fully charged state.
And standing the flooded lead-acid battery for 4 hours, and discharging when the temperature of sulfuric acid in the flooded lead-acid battery is 28 ℃.
Discharging with 0.2C current for 5h, and the end voltage requirement >1.700V, recording the discharge time, and the percentage of the discharge time to the standard 5h is the 5h rate capacity of the battery.
The results show that after 6 months of storage using the method of the invention, the 5 hour rate capacity was 105.32% prior to standing.
3. After the battery is stored for 12 months by adopting the method, 1.280 plus or minus 0.005 g/ml of sulfuric acid is added into the battery, the anode and cathode busbars are submerged by the added sulfuric acid, and then the recharging process is started.
And charging by adopting 0.03C current, detecting the voltage of the flooded lead-acid storage battery in the charging process, and when the voltage of the flooded lead-acid storage battery does not rise any more for 2 continuous hours, enabling the flooded lead-acid storage battery to be in a fully charged state.
And standing the flooded lead-acid battery for 4 hours, and discharging when the sulfuric acid temperature of the flooded lead-acid battery is 28 ℃.
Discharging by adopting 0.2C current, wherein the discharging time is 5h, the termination voltage requirement is more than 1.700V, the discharging time is recorded, and the percentage of the discharging time to the standard 5h is the 5-hour rate capacity of the flooded lead-acid storage battery.
The results show that after 6 months of storage using the method of the invention, the 5 hour rate capacity was 101.10% prior to standing.
4. After the battery is stored for 14 months by adopting the method, 1.280 +/-0.005 g/ml of sulfuric acid is added into the battery, the anode and cathode busbars are submerged by the added sulfuric acid, and then the recharging process is started.
And charging by adopting 0.03C current, detecting the voltage of the flooded lead-acid storage battery in the charging process, and when the voltage of the flooded lead-acid storage battery does not rise any more for 2 continuous hours, enabling the flooded lead-acid storage battery to be in a fully charged state.
And standing the flooded lead-acid battery for 4 hours, and discharging when the temperature of sulfuric acid in the flooded lead-acid battery is 28 ℃.
Discharging by adopting 0.2C current, wherein the discharging time is 5h, the termination voltage requirement is more than 1.700V, the discharging time is recorded, and the percentage of the discharging time to the standard 5h is the 5-hour rate capacity of the flooded lead-acid storage battery.
The results show that after 6 months of storage using the method of the invention, the 5 hour rate capacity is 99.97% before standing.
5. Therefore, the method can effectively prolong the storage time of the flooded lead-acid storage battery, the rate capacity of 5 hours can be increased between 0 and 14 months, the maximum value can be reached in 6 months, and the flooded lead-acid storage battery is stored without liquid.
In light of the foregoing description of preferred embodiments according to the invention, it is clear that many changes and modifications can be made by the person skilled in the art without departing from the scope of the invention. The technical scope of the present invention is not limited to the contents of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The method for prolonging the shelf life of the flooded lead-acid storage battery is characterized in that after the flooded lead-acid storage battery is formed internally, the flooded lead-acid storage battery is turned over by 180 degrees, a liquid filling plug is plugged into a liquid filling port of the flooded lead-acid storage battery, a top port of the liquid filling plug is an acid outlet, a lower port of the liquid filling plug is a nitrogen inlet, the nitrogen inlet is connected with a nitrogen bottle, nitrogen is introduced until all sulfuric acid is discharged, the nitrogen bottle is closed, the flooded lead-acid storage battery is reset and placed, the liquid filling plug is pulled out, a liquid hole plug is inserted into the liquid filling port, and the flooded lead-acid storage battery is placed in a shady and cool place for storage.
2. The method for prolonging the shelf life of the flooded lead acid battery according to claim 1, wherein the flooded lead acid battery is stored in a cool place with a temperature of 20-30 ℃ and a humidity of 60-70%.
3. The method for extending the shelf life of a flooded lead acid battery of claim 1, wherein the flooded lead acid battery is stored in a cool place at a temperature of 25 ℃ and a humidity of 68%.
4. The method for prolonging the shelf life of the flooded lead acid battery of claim 1, wherein the pressure in the nitrogen cylinder is 0.1-0.15 MPa when the nitrogen is introduced into the nitrogen cylinder.
5. The method for extending the shelf life of a flooded lead acid battery of claim 1, wherein the pressure in the nitrogen cylinder is 0.12MPa when the nitrogen is fed into the nitrogen cylinder.
6. The method for extending the shelf life of a flooded lead acid battery of claim 1, wherein the time from the removal of the filling plug to the insertion of the liquid hole plug at the filling opening is controlled to be within 10 seconds.
7. The method of extending the shelf life of a flooded lead acid battery of claim 1, wherein the nitrogen is 99.99% pure.
8. The method for extending the shelf life of a flooded lead acid battery of claim 1, wherein the liquid hole plug is a gel cap liquid hole plug.
9. The method of extending the shelf life of a flooded lead acid battery of claim 8, wherein the gel cap liquid hole plug has a one-way valve inside.
10. The method according to claim 1, wherein when the flooded lead acid battery is needed, sulfuric acid is added to the flooded lead acid battery to submerge the positive and negative electrode busbars, and the flooded lead acid battery is charged with a current of 0.03C, and when the voltage of the flooded lead acid battery does not rise for 2 hours, the flooded lead acid battery is in a fully charged state and ready for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011491342.XA CN112510274A (en) | 2020-12-17 | 2020-12-17 | Method for prolonging shelf life of flooded lead-acid storage battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011491342.XA CN112510274A (en) | 2020-12-17 | 2020-12-17 | Method for prolonging shelf life of flooded lead-acid storage battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112510274A true CN112510274A (en) | 2021-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011491342.XA Pending CN112510274A (en) | 2020-12-17 | 2020-12-17 | Method for prolonging shelf life of flooded lead-acid storage battery |
Country Status (1)
| Country | Link |
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| CN (1) | CN112510274A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3988165A (en) * | 1974-07-08 | 1976-10-26 | Gould Inc. | Method of making a lead-acid storage battery, and cell, capable of activation by the addition of electrolyte |
| GB2069747A (en) * | 1980-02-12 | 1981-08-26 | Lucas Industries Ltd | Lead-acid batteries |
| US5219676A (en) * | 1991-03-27 | 1993-06-15 | Globe-Union, Inc. | Extended shelf-life battery |
| CN2192080Y (en) * | 1994-05-25 | 1995-03-15 | 赵禹唐 | Pregnant electrolyte maintenance-free lead-acid storage battery |
| US6045940A (en) * | 1998-06-23 | 2000-04-04 | Exide Corporation | Flooded lead acid battery with tilt-over capability |
| JP2002305021A (en) * | 2001-04-03 | 2002-10-18 | Japan Storage Battery Co Ltd | Manufacturing method and storing method of lead-acid battery of ready use |
| CN101388456A (en) * | 2007-09-13 | 2009-03-18 | 刘孝伟 | Non-water washing treatment method for formed plate of lead acid battery |
| CN104505473A (en) * | 2014-12-18 | 2015-04-08 | 天能电池集团有限公司 | Lead-acid storage battery middle cover and storage battery inner formation process |
-
2020
- 2020-12-17 CN CN202011491342.XA patent/CN112510274A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3988165A (en) * | 1974-07-08 | 1976-10-26 | Gould Inc. | Method of making a lead-acid storage battery, and cell, capable of activation by the addition of electrolyte |
| GB2069747A (en) * | 1980-02-12 | 1981-08-26 | Lucas Industries Ltd | Lead-acid batteries |
| US5219676A (en) * | 1991-03-27 | 1993-06-15 | Globe-Union, Inc. | Extended shelf-life battery |
| CN2192080Y (en) * | 1994-05-25 | 1995-03-15 | 赵禹唐 | Pregnant electrolyte maintenance-free lead-acid storage battery |
| US6045940A (en) * | 1998-06-23 | 2000-04-04 | Exide Corporation | Flooded lead acid battery with tilt-over capability |
| JP2002305021A (en) * | 2001-04-03 | 2002-10-18 | Japan Storage Battery Co Ltd | Manufacturing method and storing method of lead-acid battery of ready use |
| CN101388456A (en) * | 2007-09-13 | 2009-03-18 | 刘孝伟 | Non-water washing treatment method for formed plate of lead acid battery |
| CN104505473A (en) * | 2014-12-18 | 2015-04-08 | 天能电池集团有限公司 | Lead-acid storage battery middle cover and storage battery inner formation process |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210316 |
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| RJ01 | Rejection of invention patent application after publication |