CN103280606A - Method for reactivating lead acid battery through utilizing activated electrolyte - Google Patents
Method for reactivating lead acid battery through utilizing activated electrolyte Download PDFInfo
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- CN103280606A CN103280606A CN201310227877XA CN201310227877A CN103280606A CN 103280606 A CN103280606 A CN 103280606A CN 201310227877X A CN201310227877X A CN 201310227877XA CN 201310227877 A CN201310227877 A CN 201310227877A CN 103280606 A CN103280606 A CN 103280606A
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- lead
- acid battery
- battery
- electrolyte
- acid
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- 239000002253 acid Substances 0.000 title claims abstract description 277
- 239000003792 electrolyte Substances 0.000 title claims abstract description 146
- 238000000034 method Methods 0.000 title claims abstract description 23
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims abstract description 63
- 230000002441 reversible effect Effects 0.000 claims abstract description 58
- 239000002699 waste material Substances 0.000 claims abstract description 55
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000000654 additive Substances 0.000 claims abstract description 47
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims abstract description 31
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 26
- RCIVOBGSMSSVTR-UHFFFAOYSA-L stannous sulfate Chemical compound [SnH2+2].[O-]S([O-])(=O)=O RCIVOBGSMSSVTR-UHFFFAOYSA-L 0.000 claims abstract description 19
- 229910000375 tin(II) sulfate Inorganic materials 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 68
- 230000000996 additive effect Effects 0.000 claims description 45
- 239000008367 deionised water Substances 0.000 claims description 42
- 229910021641 deionized water Inorganic materials 0.000 claims description 42
- 238000005352 clarification Methods 0.000 claims description 24
- 238000001556 precipitation Methods 0.000 claims description 24
- 238000011049 filling Methods 0.000 claims description 15
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 14
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 14
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 14
- 230000020411 cell activation Effects 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 12
- 229910000416 bismuth oxide Inorganic materials 0.000 claims description 11
- TYIXMATWDRGMPF-UHFFFAOYSA-N dibismuth;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Bi+3].[Bi+3] TYIXMATWDRGMPF-UHFFFAOYSA-N 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 11
- 239000011734 sodium Substances 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 238000004886 process control Methods 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract description 6
- 238000004064 recycling Methods 0.000 abstract description 5
- 229910052938 sodium sulfate Inorganic materials 0.000 abstract description 3
- 235000011152 sodium sulphate Nutrition 0.000 abstract description 3
- 230000003213 activating effect Effects 0.000 abstract 1
- WMWLMWRWZQELOS-UHFFFAOYSA-N bismuth(III) oxide Inorganic materials O=[Bi]O[Bi]=O WMWLMWRWZQELOS-UHFFFAOYSA-N 0.000 abstract 1
- 229910052793 cadmium Inorganic materials 0.000 abstract 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 abstract 1
- 229910001385 heavy metal Inorganic materials 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 238000005086 pumping Methods 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 11
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 description 11
- PIJPYDMVFNTHIP-UHFFFAOYSA-L lead sulfate Chemical compound [PbH4+2].[O-]S([O-])(=O)=O PIJPYDMVFNTHIP-UHFFFAOYSA-L 0.000 description 11
- 238000001035 drying Methods 0.000 description 10
- 230000019635 sulfation Effects 0.000 description 10
- 238000005670 sulfation reaction Methods 0.000 description 10
- 238000005406 washing Methods 0.000 description 10
- 229910000464 lead oxide Inorganic materials 0.000 description 9
- 239000013078 crystal Substances 0.000 description 7
- 238000009825 accumulation Methods 0.000 description 3
- 239000011149 active material Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- ZGBSOTLWHZQNLH-UHFFFAOYSA-N [Mg].S(O)(O)(=O)=O Chemical compound [Mg].S(O)(O)(=O)=O ZGBSOTLWHZQNLH-UHFFFAOYSA-N 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 2
- 230000000975 bioactive effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000011505 plaster Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 239000007774 positive electrode material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- KEQXNNJHMWSZHK-UHFFFAOYSA-L 1,3,2,4$l^{2}-dioxathiaplumbetane 2,2-dioxide Chemical compound [Pb+2].[O-]S([O-])(=O)=O KEQXNNJHMWSZHK-UHFFFAOYSA-L 0.000 description 1
- 102000004310 Ion Channels Human genes 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical group [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- RVPVRDXYQKGNMQ-UHFFFAOYSA-N lead(2+) Chemical compound [Pb+2] RVPVRDXYQKGNMQ-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
Classifications
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
Landscapes
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention belongs to the lead acid battery recycling field, and concretely relates to a method for reactivating a lead acid battery through utilizing an activated electrolyte and reversely charging a storage battery. The coordination additives of the activated ingredients of the active electrolyte comprise glycerol, magnesium sulfate, anhydrous sodium sulfate, bismuth trioxide, stannous sulfate and phosphoric acid, and the content of each of the coordination additives is 0.3-4.50g/L. The method for reactivating the lead acid battery through utilizing the activated electrolyte comprises the following steps: pumping the waste electrolyte from a waste lead acid battery, clarifying, electrolyzing, purifying, activating, adding the activated electrolyte to the storage battery, and reactivating the lead acid battery through the forward charging and the reverse charging. The capacitance of the waste lead acid battery reactivated through the method is improved to 90-95% from the original 60-85%, and the method has the advantages of no waste sulfuric acid discharge in the battery reactivating process, no need of the dissembling of the waste lead acid storage battery, and no involving of heavy metals comprising lead, cadmium or the like, and solves the non-pollution recycling of the waste lead acid storage battery.
Description
Technical field
The invention belongs to the lead-acid accumulator recycling field, specifically a kind ofly utilize active electrolyte and instead fill the method that storage battery brings back to life lead acid accumulator.
Background technology
Lead acid accumulator experiences 100 years of development, and its chemical equation that normally discharges and recharges is:
PbO
2(anodal brown lead oxide)+2H
2SO
4(sulfuric acid electrolyte)+Pb (negative electrode lead)
2PbSO
4+ 2H
2O
Above chemical equation is desirable principles of chemistry equation, as if only otherwise be subjected to the damage of machinery, a lead acid accumulator can ceaselessly use down, finish its charge and discharge process, but 37 kinds of phenomena of the failure in use occurred and storage battery is scrapped, and scrap in the fault at lead acid accumulator, modal is the sulfation of negative pole.The reason that causes the negative pole sulfation is the lead sulfate recrystallization, causes thick crystallization to form and has blocked active material ion channel reduction PbSO
4(lead sulfate) solubility.Storage battery generates fine PbSO when regular picture
4(lead sulfate) crystal, trickle crystal PbSO during charging
4(lead sulfate) is reduced into lead easily.But this fine crystal has the tendency that reduces surface free energy.From the crystal structure rule as can be known, the solubility of small crystals is greater than the solubility of megacryst.Therefore.Some PbSO
4Near littler dissolution of crystals (lead sulfate) crystal relies on and be deposited on bigger PbSO
4On (lead sulfate) crystalline solid, caused irreversible sulfation.
The sulfation of negative pole is the main cause that causes storage battery to be scrapped, because whole resurrection analysing valve control type lead-acid accumulator battery (VRLA) Central Plains negative pole has become the PbO of oxidation state from the mossy lead of going back ortho states
2Be deposited on brown lead oxide network packet that the lead sulfate in the positive and negative pole active matter forms through charging round lead sulfate, the generation of brown lead oxide is rib around the little lattice of grid, progressively in little lattice, advance, the lead plaster of periphery is converted into the brown lead oxide of oxidation state fully in little lattice of later stage, in this chemical reaction, sulfuric acid electrolyte (H
2SO
4), flow to the pole plate outside from pole plate inside, the H of pole plate inside
2SO
4Concentration is greater than the concentration of outside, and the lead oxide of this moment and basic lead sulphate reaction finish, and react required Pb
+ 2Then dissolved to keep by lead sulfate, get back in the solution so the vitriol of negative plate all dissolves, dredged the hole of negative electrode active material simultaneously, and obtained the secondary lead structure, recovered the negative plate capacity.How effectively to solve the negative pole sulfation fast, be the effective way that realizes that refuse battery brings back to life.
Summary of the invention
, battery life difficult at plumbite battery sulfation of the present invention is short, the battery electricity capacity is little, to lead-acid accumulator to problems such as secondary pollution is big in the recycling process of lead, a kind of method of utilizing active electrolyte to bring back to life lead acid accumulator is provided.
The solution of the present invention is by such realization: a kind of active electrolyte, and this activity electrolyte comprises coordination additive and water, described coordination additive is glycerol CH
2OH-CHOH-CH
2OH, magnesium sulfate MgSO
4, anhydrous sodium sulfate Na
2SO
4, bismuth oxide Bi
2O
3, stannous sulfate SnSO
4, phosphoric acid H
3PO
4In any or their mixture; Described water is deionized water; The content of each coordination additive in water is 0.3 ~ 4.50g/L.
A kind of active electrolyte, this activity electrolyte comprises coordination additive and water, described coordination additive comprises glycerol CH
2OH-CHOH-CH
2OH, magnesium sulfate MgSO
4, anhydrous sodium sulfate Na
2SO
4, bismuth oxide Bi
2O
3Described water is deionized water; The content of each coordination additive in water is 0.3 ~ 4.50g/L.
A kind of active electrolyte, this activity electrolyte comprises coordination additive and water, described coordination additive comprises glycerol CH
2OH-CHOH-CH
2OH, anhydrous sodium sulfate Na
2SO
4, stannous sulfate SnSO
4, phosphoric acid H
3PO
4Described water is deionized water; The content of each coordination additive in water is 0.3 ~ 4.50g/L.
A kind of active electrolyte, this activity electrolyte comprises coordination additive and water, described coordination additive is magnesium sulfate MgSO
4, bismuth oxide Bi
2O
3, stannous sulfate SnSO
4, phosphoric acid H
3PO
4Described water is deionized water; The content of each coordination additive in water is 0.3 ~ 4.50g/L.
A kind of method of utilizing the above active electrolyte to bring back to life lead-acid battery, this method step comprises:
A, pre-detection: get lead-acid battery and left standstill after 9 ~ 12 hours 1 ~ 3 hour with 0.1 ~ 0.2C constant current charge, measure the lead-acid battery open circuit voltage again, if voltage 〉=12V enters step b; If 10V＜voltage＜12V enters step c, counter the filling again of discharging detected; If voltage≤10V, lead-acid battery can not be repaired again.
B, cell activation: with the lead-acid battery of capacity＜40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, add the active electrolyte of 10 ~ 40ml in every single lattice boring after, enter step c.
Lead-acid battery with capacity 〉=40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, extract the waste electrolyte of battery bottom with vacuum pump from boring out, waste electrolyte deposits vacuum tank precipitation clarification back electrorefining in, enters that steps d is counter fills.
C, battery just fill: will enter lead-acid battery among the step b of this step with 0.1 ~ 0.2C constant current charge, 9 ~ 10h, charging is finished the back and is detected lead-acid battery capacity with content meter, and as if lead-acid battery capacity 〉=85%, resurrection is finished; If 60≤lead-acid battery capacity＜85% continues to charge to lead-acid battery capacity 〉=85% with 0.1 ~ 0.2C constant current, resurrection is finished; If lead-acid battery capacity＜60%, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
D, battery is counter fills: the lead-acid battery that will enter this step adds from deionized water from boring, be discharged to 0V, use 0.1 ~ 0.2C constant current just charging behind 10 ~ 12h again, extract the deionized water in the lead-acid battery out, add the active electrolyte that accounts for lead-acid battery cubical content 60 ~ 90%, be discharged to 0V again.
With 0.1 ~ 0.2C constant current lead-acid battery reverse charge 9 ~ 11h that active electrolyte is housed being obtained reverse charge presses, be that the lead-acid battery positive pole connects the charger negative pole, after obtaining reverse charge and pressing the back to be discharged to voltage with 0.1 ~ 0.2C to be 0V, to repeat reverse charge, discharge 2 ~ 4 times, resurrection is finished.After with 0.1 ~ 0.2C constant current reverse charge, 1 ~ 2h, if the charger electric current is down to＜0.1C, the charger electric current is transferred to 0.1 ~ 0.2C, continue charging 8 ~ 9h.The process that repeatedly repeats reverse charge, discharge is to be lead sulfate for the active material that makes positive/negative plate all softens.
As further restriction of the present invention, the anti-Whole Process Control lead-acid battery temperature of filling of described battery≤40 ℃.Repeat the additive in the active electrolyte in reverse charge, 2 ~ 4 processes of discharge, be transported near electrode (conduction) by electromigration, get back to (non-conductive) reciprocation cycle in the solution by diffusion and convection current with another kind of ion again, electric current is in solution, constantly by producing high heat, must control its high heat for this reason and can not surpass 40 ℃ in counter filling, must the water drill traverse steep whole storage battery and make its cooling, temperature can not be above 40 ℃.
As further restriction of the present invention, described reverse charge pressure 〉=13V.After reverse charge, discharge are finished the last time, with 0.1 ~ 0.2C constant current lead-acid battery was just filled more than 10 hours, is leaving standstill lead-acid battery again, if voltage still 〉=13V, the battery recovery after the resurrection arrives new battery performance.
As further restriction of the present invention, described lead-acid battery is the valve-regulated sealed lead-acid battery, comprise that capacity is the valve-regulated sealed accumulation of energy lead-acid battery of 40Ah ~ 1000Ah and the valve-regulated sealed accumulation of energy lead-acid battery of low capacity Moped Scooter, electric motorcycle, electric bicycle that capacity is 10 ~ 40Ah.Above battery breaks down after using the long period (useful life is more than half), needs the useless valve-regulated sealed lead-acid battery that renovates, brings back to life.
The know-why that the present invention realizes is: utilize the crystalline solid of lead atom displacement lead sulfate in the lead acid accumulator and lead oxide lead ion displacement transposition to make positive pole become spongy lead, make the brown lead oxide shift replacement become mossy lead, make spongy lead change brown lead oxide into, eliminate the sulfation of negative plate, make positive plate change spongy lead into to eliminate the softening of positive plate, recover oxidation---reduce this electrochemical process.Make positive pole become negative pole by reverse charge, negative pole becomes positive pole, and discharge recovers just to fill again fully, reaches with this special process and does not disassemble lead-acid accumulator, and its whole resurrection is re-used.And introduce active electrolyte, the active ingredient in the active electrolyte can be combined by some metal ion in waste electrolyte, forms new change and thing, belongs to the chain polymerization in the chemical reaction.When lead acid accumulator connected the charger charging, electrolyte produces high heat (about 40 degree, reverse charge needs water cooling) bioactive molecule to be continued and the unit formula effect, generates long-chain molecule.After forming long-chain molecule, bioactive molecule becomes the big molecule of non-activity in whole chain polymerization with regard to losing activity, just form new compound, these new compounds turn back to sulfation layer (vitriol) dissolving in the solution in the medium of acidity gradually, the active material hole has been dredged in removing, make that the electrolyte intermediate ion is unimpeded to have reduced internal resistance, overcome the specific capacity specific power of storage battery.
The present invention possesses following good result:
(1) the present invention contains the active electrolyte of the Sulfates of alkali metal and alkaline earth metal by introducing, active ingredient in the electrolyte makes oxidized positive plate lead plaster recover its function, when scrap battery after reverse charge is finished, carry out deep discharge again with tele-release to 0 volt, whole storage battery becomes the battery of a new assembling, because counter filling, the oxidation-reduction pair of former storage battery (O/R) antithesis, positive pole changes the negative pole lead oxide powder of going back ortho states into, realize the recycling of lead acid accumulator, resource is effectively recycled.
(2) lead-acid accumulator that finally makes of the present invention is through after bringing back to life processing, capacitance brings up to 90 ~ 95% from original 60% ~ 85%, active electrolyte adds new accumulator, can improve its capacity 20% ~ 25%, and the sulfation can postpone to shelve behind the deep discharge time, lead corrosion and self discharge reduced, stablize positive electrode potential, reduce the positive active material falling speed, improve anodal cycle life, extending battery life 9 months did not wait by 2 years.
Embodiment
Below in conjunction with embodiment and a kind of method of utilizing active electrolyte to bring back to life lead-acid battery of description the present invention, these descriptions are not that content of the present invention is done further to limit.
Embodiment 1
Using the active electrolyte that obtains in the present embodiment is with deionized water dissolving coordination additive glycerol CH
2OH-CHOH-CH
2OH, magnesium sulfate MgSO
4, anhydrous sodium sulfate Na
2SO
4, bismuth oxide Bi
2O
3, stannous sulfate SnSO
4, phosphoric acid H
3PO
4, the concentration of each coordination additive is: 3.5g/L glycerol, 2.5g/L magnesium sulfate, 3.0g/L anhydrous sodium sulfate, 1.5g/L bismuth oxide, 0.3g/L stannous sulfate, 4.5g/L phosphoric acid.Get lead-acid accumulator, enter following steps after drying with the high pressure washing shell.
A, pre-detection: get lead-acid battery and left standstill after 9 hours 2 hours with the 0.1C constant current charge, measure the lead-acid battery open circuit voltage again, if voltage 〉=12V enters step b; If 10V＜voltage＜12V enters step c, counter the filling again of discharging detected; If voltage≤10V, lead-acid battery can not be repaired again.
B, cell activation: with the lead-acid battery of capacity＜40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, behind the active electrolyte of adding 30ml, enter step c in every single lattice boring.With the lead-acid battery of capacity 〉=40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
C, battery just fill: will enter lead-acid battery among the step b of this step with 0.1C constant current charge 10h, charging is finished the back and is detected lead-acid battery capacity with content meter, and as if lead-acid battery capacity 〉=85%, resurrection is finished; If 60≤lead-acid battery capacity＜85% continues to charge to lead-acid battery capacity 〉=85% with the 0.1C constant current, resurrection is finished; If lead-acid battery capacity＜60%, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
D, battery is counter fills: the lead-acid battery that will enter this step adds from deionized water from boring, be discharged to 0V, just charging behind the 10h with the 0.1C constant current again, extract the deionized water in the lead-acid battery out, add the active electrolyte that accounts for lead-acid battery cubical content 60%, be discharged to 0V again.With the 0.1C constant current lead-acid battery reverse charge 10h that active electrolyte is housed is obtained reverse charge and press, namely the lead-acid battery positive pole connects the charger negative pole, and obtaining reverse charge, to press the back to be discharged to voltage with 0.1C be 0V, repeat reverse charge, discharge 2 times after, resurrection is finished.
The present embodiment lead-acid accumulator is through after bring back to life handling, and capacitance brings up to 90% from original 60%, and active electrolyte adds new accumulator, can improve its capacity 20% ~ 25%, extending battery life 10 months.
Embodiment 2
Using the active electrolyte that obtains in the present embodiment is that the concentration of each coordination additive is: 1.5g/L glycerol, 0.5g/L magnesium sulfate, 4.5g/L anhydrous sodium sulfate, 4.0g/L phosphoric acid with deionized water dissolving coordination additive glycerol, magnesium sulfate, anhydrous sodium sulfate, phosphoric acid.Get lead-acid accumulator, enter following steps after drying with the high pressure washing shell.
A, pre-detection: get lead-acid battery and left standstill after 12 hours 3 hours with the 0.2C constant current charge, measure the lead-acid battery open circuit voltage again, if voltage 〉=12V enters step b; If 10V＜voltage＜12V enters step c, counter the filling again of discharging detected; If voltage≤10V, lead-acid battery can not be repaired again.
B, cell activation: with the lead-acid battery of capacity＜40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, behind the active electrolyte of adding 25ml, enter step c in every single lattice boring.With the lead-acid battery of capacity 〉=40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
C, battery just fill: will enter lead-acid battery among the step b of this step with 0.2C constant current charge 10h, charging is finished the back and is detected lead-acid battery capacity with content meter, and as if lead-acid battery capacity 〉=85%, resurrection is finished; If 60≤lead-acid battery capacity＜85% continues to charge to lead-acid battery capacity 〉=85% with the 0.2C constant current, resurrection is finished; If lead-acid battery capacity＜60%, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
D, battery is counter fills: the lead-acid battery that will enter this step adds from deionized water from boring, be discharged to 0V, just charging behind the 11h with the 0.2C constant current again, extract the deionized water in the lead-acid battery out, add the active electrolyte that accounts for lead-acid battery cubical content 65%, be discharged to 0V again.With the 0.2C constant current lead-acid battery reverse charge 11h that active electrolyte is housed is obtained reverse charge and press, namely the lead-acid battery positive pole connects the charger negative pole, and obtaining reverse charge, to press the back to be discharged to voltage with 0.2C be 0V, repeat reverse charge, discharge 4 times after, resurrection is finished.
The present embodiment lead-acid accumulator is through after bring back to life handling, and capacitance brings up to 92% from original 75%, and electrolyte adds new accumulator, can improve its capacity 20% ~ 25%, extending battery life 1 year.
Embodiment 3
Using the active electrolyte that obtains in the present embodiment is that the concentration of each coordination additive is: 2.0g/L glycerol, 0.3g/L anhydrous sodium sulfate, 2.5g/L stannous sulfate, 4.5g/L phosphoric acid with deionized water dissolving coordination additive glycerol, anhydrous sodium sulfate, stannous sulfate, phosphoric acid.Get lead-acid accumulator, enter following steps after drying with the high pressure washing shell.
A, pre-detection: get lead-acid battery and left standstill after 10 hours 1 hour with the 0.15C constant current charge, measure the lead-acid battery open circuit voltage again, if voltage 〉=12V enters step b; If 10V＜voltage＜12V enters step c, counter the filling again of discharging detected; If voltage≤10V, lead-acid battery can not be repaired again.
B, cell activation: with the lead-acid battery of capacity＜40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, behind the active electrolyte of adding 10ml, enter step c in every single lattice boring.With the lead-acid battery of capacity 〉=40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
C, battery just fill: will enter lead-acid battery among the step b of this step with 0.15C constant current charge 10h, charging is finished the back and is detected lead-acid battery capacity with content meter, and as if lead-acid battery capacity 〉=85%, resurrection is finished; If 60≤lead-acid battery capacity＜85% continues to charge to lead-acid battery capacity 〉=85% with the 0.15C constant current, resurrection is finished; If lead-acid battery capacity＜60%, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
D, battery is counter fills: the lead-acid battery that will enter this step adds from deionized water from boring, be discharged to 0V, just charging behind the 10h with the 0.15C constant current again, extract the deionized water in the lead-acid battery out, add the active electrolyte that accounts for lead-acid battery cubical content 90%, be discharged to 0V again.With the 0.15C constant current lead-acid battery reverse charge 9h that active electrolyte is housed is obtained reverse charge and press, namely the lead-acid battery positive pole connects the charger negative pole, and obtaining reverse charge, to press the back to be discharged to voltage with 0.15C be 0V, repeat reverse charge, discharge 3 times after, resurrection is finished.
The present embodiment lead-acid accumulator is through after bring back to life handling, and capacitance brings up to 95% from original 85%, and electrolyte adds new accumulator, can improve its capacity 20% ~ 25%, extending battery life 9 months.
Embodiment 4
Using the active electrolyte that obtains in the present embodiment is that the concentration of each coordination additive is: 1.5g/L magnesium sulfate, 0.5g/L bismuth oxide, 3.5g/L stannous sulfate, 4.0g/L phosphoric acid with deionized water dissolving coordination additive sulfuric acid magnesium, bismuth oxide, stannous sulfate, phosphoric acid.Get lead-acid accumulator, enter following steps after drying with the high pressure washing shell.
A, pre-detection: get lead-acid battery and left standstill after 11 hours 3 hours with the 0.15C constant current charge, measure the lead-acid battery open circuit voltage again, if voltage 〉=12V enters step b; If 10V＜voltage＜12V enters step c, counter the filling again of discharging detected; If voltage≤10V, lead-acid battery can not be repaired again.
B, cell activation: with the lead-acid battery of capacity＜40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, behind the active electrolyte of adding 20ml, enter step c in every single lattice boring.With the lead-acid battery of capacity 〉=40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
C, battery just fill: will enter lead-acid battery among the step b of this step with 0.15C constant current charge 9h, charging is finished the back and is detected lead-acid battery capacity with content meter, and as if lead-acid battery capacity 〉=85%, resurrection is finished; If 60≤lead-acid battery capacity＜85% continues to charge to lead-acid battery capacity 〉=85% with the 0.15C constant current, resurrection is finished; If lead-acid battery capacity＜60%, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
D, battery is counter fills: the lead-acid battery that will enter this step adds from deionized water from boring, be discharged to 0V, just charging behind the 11h with the 0.15C constant current again, extract the deionized water in the lead-acid battery out, add the active electrolyte that accounts for lead-acid battery cubical content 85%, be discharged to 0V again.With the 0.15C constant current lead-acid battery reverse charge 10h that active electrolyte is housed is obtained reverse charge and press, namely the lead-acid battery positive pole connects the charger negative pole, and obtaining reverse charge, to press the back to be discharged to voltage with 0.15C be 0V, repeat reverse charge, discharge 3 times after, resurrection is finished.
The present embodiment lead-acid accumulator is through after bring back to life handling, and capacitance brings up to 90% from original 70%, and electrolyte adds new accumulator, can improve its capacity 20% ~ 25%, extending battery life 1.5 years.
Embodiment 5
Using the active electrolyte that obtains in the present embodiment is that the concentration of each coordination additive is: 2.5g/L glycerol, 1.5g/L magnesium sulfate, 2.0g/L anhydrous sodium sulfate, 0.5g/L bismuth oxide, 0.3g/L stannous sulfate, 4.0g/L phosphoric acid with deionized water dissolving coordination additive glycerol, magnesium sulfate, anhydrous sodium sulfate, bismuth oxide, stannous sulfate, phosphoric acid.Get lead-acid accumulator, enter following steps after drying with the high pressure washing shell.
A, pre-detection: get lead-acid battery and left standstill after 12 hours 1 hour with the 0.1C constant current charge, measure the lead-acid battery open circuit voltage again, if voltage 〉=12V enters step b; If 10V＜voltage＜12V enters step c, counter the filling again of discharging detected; If voltage≤10V, lead-acid battery can not be repaired again.
B, cell activation: with the lead-acid battery of capacity＜40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, behind the active electrolyte of adding 40ml, enter step c in every single lattice boring.With the lead-acid battery of capacity 〉=40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
C, battery just fill: will enter lead-acid battery among the step b of this step with 0.1C constant current charge 9h, charging is finished the back and is detected lead-acid battery capacity with content meter, and as if lead-acid battery capacity 〉=85%, resurrection is finished; If 60≤lead-acid battery capacity＜85% continues to charge to lead-acid battery capacity 〉=85% with the 0.1C constant current, resurrection is finished; If lead-acid battery capacity＜60%, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
D, battery is counter fills: the lead-acid battery that will enter this step adds from deionized water from boring, be discharged to 0V, just charging behind the 12h with the 0.1C constant current again, extract the deionized water in the lead-acid battery out, add the active electrolyte that accounts for lead-acid battery cubical content 70%, be discharged to 0V again.With the 0.1C constant current lead-acid battery reverse charge 11h that active electrolyte is housed is obtained reverse charge and press, namely the lead-acid battery positive pole connects the charger negative pole, and obtaining reverse charge, to press the back to be discharged to voltage with 0.1C be 0V, repeat reverse charge, discharge 4 times after, resurrection is finished.
The present embodiment lead-acid accumulator is through after bring back to life handling, and capacitance brings up to 95% from original 80%, and electrolyte adds new accumulator, can improve its capacity 20% ~ 25%, extending battery life 2 years.
Embodiment 6
Using the active electrolyte that obtains in the present embodiment is with deionized water dissolving coordination additive glycerol, magnesium sulfate MgSO
4, stannous sulfate, phosphoric acid, the concentration of each coordination additive is: 2.5g/L glycerol, 3.5g/L magnesium sulfate, 2.3g/L stannous sulfate, 1.5g/L phosphoric acid.Get lead-acid accumulator, enter following steps after drying with the high pressure washing shell.
A, pre-detection: get lead-acid battery and left standstill after 10 hours 3 hours with the 0.2C constant current charge, measure the lead-acid battery open circuit voltage again, if voltage 〉=12V enters step b; If 10V＜voltage＜12V enters step c, counter the filling again of discharging detected; If voltage≤10V, lead-acid battery can not be repaired again.
B, cell activation: with the lead-acid battery of capacity＜40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, behind the active electrolyte of adding 25ml, enter step c in every single lattice boring.With the lead-acid battery of capacity 〉=40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
C, battery just fill: will enter lead-acid battery among the step b of this step with 0.2C constant current charge 10h, charging is finished the back and is detected lead-acid battery capacity with content meter, and as if lead-acid battery capacity 〉=85%, resurrection is finished; If 60≤lead-acid battery capacity＜85% continues to charge to lead-acid battery capacity 〉=85% with the 0.2C constant current, resurrection is finished; If lead-acid battery capacity＜60%, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
D, battery is counter fills: the lead-acid battery that will enter this step adds from deionized water from boring, be discharged to 0V, just charging behind the 12h with the 0.2C constant current again, extract the deionized water in the lead-acid battery out, add the active electrolyte that accounts for lead-acid battery cubical content 65%, be discharged to 0V again.With the 0.2C constant current lead-acid battery reverse charge 11h that active electrolyte is housed is obtained reverse charge and press, namely the lead-acid battery positive pole connects the charger negative pole, and obtaining reverse charge, to press the back to be discharged to voltage with 0.2C be 0V, repeat reverse charge, discharge 3 times after, resurrection is finished.
The present embodiment lead-acid accumulator is through after bring back to life handling, and capacitance brings up to 95% from original 85%, and electrolyte adds new accumulator, can improve its capacity 20% ~ 25%, extending battery life 1.5 years.
Embodiment 7
Using the active electrolyte that obtains in the present embodiment is that the concentration of each coordination additive is: 3.5g/L glycerol, 4.5g/L phosphoric acid with deionized water dissolving coordination additive glycerol, phosphoric acid.Get lead-acid accumulator, enter following steps after drying with the high pressure washing shell.
A, pre-detection: get lead-acid battery and left standstill after 9 hours 2 hours with the 0.15C constant current charge, measure the lead-acid battery open circuit voltage again, if voltage 〉=12V enters step b; If 10V＜voltage＜12V enters step c, counter the filling again of discharging detected; If voltage≤10V, lead-acid battery can not be repaired again.
B, cell activation: with the lead-acid battery of capacity＜40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, behind the active electrolyte of adding 35ml, enter step c in every single lattice boring.With the lead-acid battery of capacity 〉=40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
C, battery just fill: will enter lead-acid battery among the step b of this step with 0.1 ~ 0.2C constant current charge 10h, charging is finished the back and is detected lead-acid battery capacity with content meter, and as if lead-acid battery capacity 〉=85%, resurrection is finished; If 60≤lead-acid battery capacity＜85% continues to charge to lead-acid battery capacity 〉=85% with the 0.15C constant current, resurrection is finished; If lead-acid battery capacity＜60%, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
D, battery is counter fills: the lead-acid battery that will enter this step adds from deionized water from boring, be discharged to 0V, just charging behind the 10h with the 0.15C constant current again, extract the deionized water in the lead-acid battery out, add the active electrolyte that accounts for lead-acid battery cubical content 75%, be discharged to 0V again.With the 0.15C constant current lead-acid battery reverse charge 10h that active electrolyte is housed is obtained reverse charge and press, namely the lead-acid battery positive pole connects the charger negative pole, and obtaining reverse charge, to press the back to be discharged to voltage with 0.2C be 0V, repeat reverse charge, discharge 2 times after, resurrection is finished.
The present embodiment lead-acid accumulator is through after bring back to life handling, and capacitance brings up to 90% from original 75%, and electrolyte adds new accumulator, can improve its capacity 20% ~ 25%, extending battery life 2 years.
Embodiment 8
Using the active electrolyte that obtains in the present embodiment is with deionized water dissolving coordination additive phosphoric acid H
3PO
4, the concentration of coordination additive is: 4.5g/L phosphoric acid.Get lead-acid accumulator, enter following steps after drying with the high pressure washing shell.
A, pre-detection: get lead-acid battery and left standstill after 11 hours 2 hours with the 0.15C constant current charge, measure the lead-acid battery open circuit voltage again, if voltage 〉=12V enters step b; If 10V＜voltage＜12V enters step c, counter the filling again of discharging detected; If voltage≤10V, lead-acid battery can not be repaired again.
B, cell activation: with the lead-acid battery of capacity＜40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, behind the active electrolyte of adding 40ml, enter step c in every single lattice boring.With the lead-acid battery of capacity 〉=40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
C, battery just fill: will enter lead-acid battery among the step b of this step with 0.15C constant current charge 10h, charging is finished the back and is detected lead-acid battery capacity with content meter, and as if lead-acid battery capacity 〉=85%, resurrection is finished; If 60≤lead-acid battery capacity＜85% continues to charge to lead-acid battery capacity 〉=85% with the 0.15C constant current, resurrection is finished; If lead-acid battery capacity＜60%, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
D, battery is counter fills: the lead-acid battery that will enter this step adds from deionized water from boring, be discharged to 0V, just charging behind the 11h with the 0.15C constant current again, extract the deionized water in the lead-acid battery out, add the active electrolyte that accounts for lead-acid battery cubical content 80%, be discharged to 0V again.With 0.1 ~ 0.2C constant current the lead-acid battery reverse charge 9h that active electrolyte is housed is obtained reverse charge and press, namely the lead-acid battery positive pole connects the charger negative pole, and obtaining reverse charge, to press the back to be discharged to voltage with 0.15C be 0V, repeat reverse charge, discharge 3 times after, resurrection is finished.
The present embodiment lead-acid accumulator is through after bring back to life handling, and capacitance brings up to 90% from original 65%, and electrolyte adds new accumulator, can improve its capacity 20% ~ 25%, extending battery life 1 year.
Embodiment 9
Using the active electrolyte that obtains in the present embodiment is that the concentration of coordination additive is: the 3.5g/L glycerol with deionized water dissolving coordination additive glycerol.Get lead-acid accumulator, enter following steps after drying with the high pressure washing shell.
A, pre-detection: get lead-acid battery and left standstill after 12 hours 3 hours with the 0.1C constant current charge, measure the lead-acid battery open circuit voltage again, if voltage 〉=12V enters step b; If 10V＜voltage＜12V enters step c, counter the filling again of discharging detected; If voltage≤10V, lead-acid battery can not be repaired again.
B, cell activation: with the lead-acid battery of capacity＜40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, behind the active electrolyte of adding 15ml, enter step c in every single lattice boring.With the lead-acid battery of capacity 〉=40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
C, battery just fill: will enter lead-acid battery among the step b of this step with 0.1C constant current charge 9h, charging is finished the back and is detected lead-acid battery capacity with content meter, and as if lead-acid battery capacity 〉=85%, resurrection is finished; If 60≤lead-acid battery capacity＜85% continues to charge to lead-acid battery capacity 〉=85% with the 0.1C constant current, resurrection is finished; If lead-acid battery capacity＜60%, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
D, battery is counter fills: the lead-acid battery that will enter this step adds from deionized water from boring, be discharged to 0V, just charging behind the 12h with the 0.1C constant current again, extract the deionized water in the lead-acid battery out, add the active electrolyte that accounts for lead-acid battery cubical content 85%, be discharged to 0V again.With the 0.1C constant current lead-acid battery reverse charge 10h that active electrolyte is housed is obtained reverse charge and press, namely the lead-acid battery positive pole connects the charger negative pole, and obtaining reverse charge, to press the back to be discharged to voltage with 0.1C be 0V, repeat reverse charge, discharge 4 times after, resurrection is finished.
The present embodiment lead-acid accumulator is through after bring back to life handling, and capacitance brings up to 95% from original 80%, and electrolyte adds new accumulator, can improve its capacity 20% ~ 25%, extending battery life 10 months.
Embodiment 10
Using the active electrolyte that obtains in the present embodiment is that the concentration of each coordination additive is: 1.5g/L magnesium sulfate, 2.0g/L anhydrous sodium sulfate, 0.3g/L stannous sulfate, 4.0g/L phosphoric acid with deionized water dissolving coordination additive sulfuric acid magnesium, anhydrous sodium sulfate, stannous sulfate, phosphoric acid.Get lead-acid accumulator, enter following steps after drying with the high pressure washing shell.
A, pre-detection: get lead-acid battery and left standstill after 10 hours 1.5 hours with the 0.2C constant current charge, measure the lead-acid battery open circuit voltage again, if voltage 〉=12V enters step b; If 10V＜voltage＜12V enters step c, counter the filling again of discharging detected; If voltage≤10V, lead-acid battery can not be repaired again.
B, cell activation: with the lead-acid battery of capacity＜40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, behind the active electrolyte of adding 10ml, enter step c in every single lattice boring.With the lead-acid battery of capacity 〉=40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
C, battery just fill: will enter lead-acid battery among the step b of this step with 0.2C constant current charge 10h, charging is finished the back and is detected lead-acid battery capacity with content meter, and as if lead-acid battery capacity 〉=85%, resurrection is finished; If 60≤lead-acid battery capacity＜85% continues to charge to lead-acid battery capacity 〉=85% with the 0.2C constant current, resurrection is finished; If lead-acid battery capacity＜60%, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills.
D, battery is counter fills: the lead-acid battery that will enter this step adds from deionized water from boring, be discharged to 0V, just charging behind the 10h with the 0.2C constant current again, extract the deionized water in the lead-acid battery out, add the active electrolyte that accounts for lead-acid battery cubical content 75%, be discharged to 0V again.With the 0.2C constant current lead-acid battery reverse charge 11h that active electrolyte is housed is obtained reverse charge and press, namely the lead-acid battery positive pole connects the charger negative pole, and obtaining reverse charge, to press the back to be discharged to voltage with 0.2C be 0V, repeat reverse charge, discharge 2 times after, resurrection is finished.
The present embodiment lead-acid accumulator is through after bring back to life handling, and capacitance brings up to 90% from original 60%, and electrolyte adds new accumulator, can improve its capacity 20% ~ 25%, extending battery life 2 years.
The above embodiment of the present invention scheme only is can not limit the present invention to explanation of the present invention, pointed out the scope of product constituent of the present invention, component ratio, preparation method's parameter in the claim, and the scope of parameter of the present invention is not pointed out in above-mentioned explanation, therefore, in the implication suitable with claims of the present invention and any change in the scope, all will be understood that it is to be included in the scope of claims.
The present invention brings back to life technical study personnel long-term work experience accumulation through the multidigit lead acid accumulator, and go out by creative work creation, the inventive method makes lead-acid accumulator through after bringing back to life processing, capacitance brings up to 90 ~ 95% from original 60% ~ 85%, electrolyte adds new accumulator, can improve its capacity 20% ~ 25%, and the sulfation can postpone to shelve behind the deep discharge time, reduce lead corrosion and self discharge, stablize positive electrode potential, reduce the positive active material falling speed, improve anodal cycle life, extending battery life 9 months did not wait by 2 years.
Claims (7)
1. active electrolyte, this activity electrolyte comprises coordination additive and water, it is characterized in that, described coordination additive is glycerol CH
2OH-CHOH-CH
2OH, magnesium sulfate MgSO
4, anhydrous sodium sulfate Na
2SO
4, bismuth oxide Bi
2O
3, stannous sulfate SnSO
4, phosphoric acid H
3PO
4In any or their mixture; Described water is deionized water; The content of each coordination additive in water is 0.3 ~ 4.50g/L.
2. active electrolyte, this activity electrolyte comprises coordination additive and water, it is characterized in that, described coordination additive comprises glycerol CH
2OH-CHOH-CH
2OH, magnesium sulfate MgSO
4, anhydrous sodium sulfate Na
2SO
4, phosphoric acid H
3PO
4Described water is deionized water; The content of each coordination additive in water is 0.3 ~ 4.50g/L.
3. active electrolyte, this activity electrolyte comprises coordination additive and water, it is characterized in that, described coordination additive comprises glycerol CH
2OH-CHOH-CH
2OH, anhydrous sodium sulfate Na
2SO
4, stannous sulfate SnSO
4, phosphoric acid H
3PO
4Described water is deionized water; The content of each coordination additive in water is 0.3 ~ 4.50g/L.
4. active electrolyte, this activity electrolyte comprises coordination additive and water, it is characterized in that, described coordination additive is magnesium sulfate MgSO
4, bismuth oxide Bi
2O
3, stannous sulfate SnSO
4, phosphoric acid H
3PO
4Described water is deionized water; The content of each coordination additive in water is 0.3 ~ 4.50g/L.
5. method of utilizing each described active electrolyte of claim 1 ~ 4 to bring back to life lead-acid battery is characterized in that this method step comprises:
A, pre-detection: get lead-acid battery and left standstill after 9 ~ 12 hours 1 ~ 3 hour with 0.1 ~ 0.2C constant current charge, measure the lead-acid battery open circuit voltage again, if voltage 〉=12V enters step b; If 10V＜voltage＜12V enters step c; If voltage≤10V, lead-acid battery can not be repaired again;
B, cell activation: with the lead-acid battery of capacity＜40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, add the active electrolyte of 10 ~ 40ml in every single lattice boring after, enter step c;
Lead-acid battery with capacity 〉=40Ah among the step a, in each single lattice boring of lead-acid battery, bore 6 holes with the 6mm drill bit altogether, extract the waste electrolyte of battery bottom with vacuum pump from boring out, waste electrolyte deposits vacuum tank precipitation clarification back electrorefining in, enters that steps d is counter fills;
C, battery just fill: will enter lead-acid battery among the step b of this step with 0.1 ~ 0.2C constant current charge, 9 ~ 10h, charging is finished the back and is detected lead-acid battery capacity with content meter, and as if lead-acid battery capacity 〉=85%, resurrection is finished; If 60≤lead-acid battery capacity＜85% continues to charge to lead-acid battery capacity 〉=85% with 0.1 ~ 0.2C constant current, resurrection is finished; If lead-acid battery capacity＜60%, extract the waste electrolyte of battery bottom with vacuum pump out from boring, waste electrolyte deposits the clarification of vacuum tank precipitation in, enters that steps d is counter fills;
D, battery is counter fills: the lead-acid battery that will enter this step adds from deionized water from boring, be discharged to 0V, use 0.1 ~ 0.2C constant current just charging behind 10 ~ 12h again, extract the deionized water in the lead-acid battery out, add the active electrolyte that accounts for lead-acid battery cubical content 60 ~ 90%, be discharged to 0V again;
With 0.1 ~ 0.2C constant current lead-acid battery reverse charge 9 ~ 11h that active electrolyte is housed being obtained reverse charge presses, be that the lead-acid battery positive pole connects the charger negative pole, after obtaining reverse charge and pressing the back to be discharged to voltage with 0.1 ~ 0.2C to be 0V, to repeat reverse charge, discharge 2 ~ 4 times, resurrection is finished.
6. a kind of method of utilizing active electrolyte to bring back to life lead-acid battery according to claim 5 is characterized in that the anti-Whole Process Control lead-acid battery temperature of filling of described battery≤40 ℃; Described reverse charge pressure 〉=13V.
7. according to each described a kind of method of utilizing active electrolyte to bring back to life lead-acid battery of claim 5 ~ 6, it is characterized in that described lead-acid battery is the valve-regulated sealed lead-acid battery.
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| CN108470949A (en) * | 2018-04-26 | 2018-08-31 | 天能集团（河南）能源科技有限公司 | A kind of lead-acid accumulator is with high-efficiency activated dose and preparation method thereof |
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| CN109301373A (en) * | 2018-11-16 | 2019-02-01 | 湖北楚凯冶金有限公司 | A kind of device and method of lead-acid accumulator electrolyte cycling and reutilization |
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