CN106711514B - A kind of colloidal electrolyte and preparation method thereof - Google Patents
A kind of colloidal electrolyte and preparation method thereof Download PDFInfo
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- CN106711514B CN106711514B CN201611019631.3A CN201611019631A CN106711514B CN 106711514 B CN106711514 B CN 106711514B CN 201611019631 A CN201611019631 A CN 201611019631A CN 106711514 B CN106711514 B CN 106711514B
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- parts
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- sulfuric acid
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- silica
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/06—Lead-acid accumulators
- H01M10/08—Selection of materials as electrolytes
- H01M10/10—Immobilising of electrolyte
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- 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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- Chemical Kinetics & Catalysis (AREA)
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- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Cosmetics (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The present invention relates to lead-acid accumulator fields, more particularly to a kind of colloidal electrolyte, it is characterized in that, it is composed of the following components, the quality accounting of each component: 0.5-1 parts of sweet dew glue, 0.5-2 parts of silica, 34-36 parts of sulfuric acid, 1-2 parts of sodium sulphate, 0.5-1.5 parts of stannous sulfate, 57.5-63.5 parts of pure water.The invention further relates to a kind of preparation methods of colloidal electrolyte.Colloidal electrolyte of the invention has the colloidal property of high concentration, effectively extends the colloidal gel time, is easy to colloid perfusion, reduces cost.
Description
Technical field
The present invention relates to lead-acid accumulator fields more particularly to a kind of colloidal electrolyte and preparation method thereof.
Background technique
Colloid battery electrolyte is the surface hydroxyl using silica under sulfate radical bridge linking effect, is formed three-dimensional netted
Structure makes it be changed into gel state by liquid to fix sulfuric acid electrolyte.Sulfuric acid point can be effectively prevented in colloidal electrolyte
Layer, keeps lead-acid accumulator charge and discharge steady；Starting performance and resistance to deep discharge performance are promoted well；Also inhibit lead sulfate
Crystal is grown up, and is reduced the irreversible sulfation of pole plate, is extended battery cycle life.Fumed silica has good
Thixotropy and gel strength, large size colloid battery producer is all made of it as gelling agent both at home and abroad.But exactly gas phase titanium dioxide
This strong thixotropy of silicon, so that colloidal electrolyte viscosity is big, gelling time is short, the problem of so as to cause encapsulating is difficult to, in order to reach
To perfusion effect, usually the intensity of gel is sacrificed, to reach lower viscosity, is conducive to by reducing dioxide-containing silica
Encapsulating.The glue that a kind of colloid formula and allocation plan can allow the colloid of low solubility to have high concentration has been invented in order to solve the above problem
Body performance, while can effectively extend the colloidal gel time both and reduce cost while solve the problems, such as that high solubility colloid perfusion is rare.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of colloidal electrolytes, which is characterized in that by following components
Composition, the quality accounting of each component: 0.5-1 parts of sweet dew glue, 0.5-2 parts of silica, 34-36 parts of sulfuric acid, 1-2 parts of sodium sulphate,
0.5-1.5 parts of stannous sulfate, 57.5-63.5 parts of pure water.
Preferably, 0.5 part of sweet dew glue, 0.5 part of silica, 34 parts of sulfuric acid, 1 part of sodium sulphate, 0.5 part of stannous sulfate, pure
57.5 parts of water；
Preferably, 1 part of sweet dew glue, 2 parts of silica, 36 parts of sulfuric acid, 2 parts of sodium sulphate, 1.5 parts of stannous sulfate, pure water
63.5 parts.
Preferably, 0.8 part of sweet dew glue, silica 1 part, 35 parts of sulfuric acid, 1.5 parts of sodium sulphate, 1 part of stannous sulfate, pure water
60 parts.
The present invention also provides a kind of preparation methods of colloidal electrolyte.Include the following steps,
The pure water that the quality accounting measured is 57.5-63.5 is pumped into matching glue kettle；
It is slowly pumped into kettle and measures 34-36 parts of the concentrated sulfuric acid, solution temperature is between 40-60 DEG C；
1-2 parts of sodium sulphate, 0.5-1.5 parts of stannous sulfates are added into kettle, the low velocity shear when being added, shear velocity control
Between 500-1000r/min, until sodium sulphate, stannous sulfate are completely dissolved；
0.5-1.5 parts of the dry holiday THE ADIABATIC SHEAR IN dispersing and dissolving of water solubility is added into the dissolution of configured dilute sulfuric acid, cuts
Speed control is cut between 3000-5000r/min；
After shearing dispersion, 5 DEG C or so are cooled to, shear pump shear velocity is increased to 6000-12000r/min and is inhaled
Enter 0.5-2 parts of silica, silica, which is inhaled, to be finished, and continues to shear 5-15min；
After configuration, a small amount of sulfuric acid or pure water is added, colloid acid density is adjusted between 1.255-1.265g/ml,
It is spare as colloidal electrolyte.
Colloidal electrolyte of the invention has the colloidal property of high concentration, effectively extends the colloidal gel time, is easy to colloid
Perfusion, reduces cost.
Specific embodiment
The present invention is further explained in the light of specific embodiments.
Embodiment 1, a kind of composed of the following components the present invention provides colloidal electrolyte, the quality accounting of each component: sweet
0.5 part of holiday, 0.5 part of silica, 34 parts of sulfuric acid, 1 part of sodium sulphate, 0.5 part of stannous sulfate, 57.5 parts of pure water.
Sulfuric acid is the main active material of lead-acid battery；Pure water is sulfuric acid diluent, auxiliary agent, conductivity；Stannous sulfate is point
Pure grade is analysed, function is to improve electric conductivity and overdischarge recovery capability；Sodium sulphate increase lead sulfate solubility, improve charging by
Ability；Sweet dew glue is used to thicken for sulfuric acid electrolyte, improves the lock absolute acid stability of sulfuric acid electrolyte；Silica is received for gas phase
Meter level silica is electrolyte main constituents, silica surface hydroxyl and sulfate radical bridging, forms stable three-dimensional
Reticular structure, fixed sulfuric acid electrolyte make it become gel state from liquid, effectively prevent sulfuric acid stratification in electrolyte, battery is just
Plate active material argillization falls off, the micro-short circuit of inside battery and self discharge, while the oxygen generated during the charging process in anode
Gas can pass through colloid crackle and reach cathode and negative electrode active material chemical combination, enhance battery oxygen compound action, improve charging effect
Rate reduces the loss of moisture during circulating battery simultaneously.
Colloidal electrolyte provided by the invention, which has the advantage that, improves active material utilization, in complete gel
Using thoroughly solving sulfuric acid stratification phenomenon under state, delays pole plate corrosion and passivation, reduce self discharge；And the acid gel time
Long, gel strength height efficiently solves that high-concentration colloid electrolyte is at high cost, and gel time is short is not easy the industries difficult points such as perfusion
Problem.
Embodiment 2, a kind of composed of the following components the present invention provides colloidal electrolyte, the quality accounting of each component: sweet
1 part of holiday, 2 parts of silica, 36 parts of sulfuric acid, 2 parts of sodium sulphate, 1.5 parts of stannous sulfate, 63.5 parts of pure water.
Embodiment 3,0.8 part of sweet dew glue, silica 1 part, 35 parts of sulfuric acid, 1.5 parts of sodium sulphate, 1 part of stannous sulfate, pure water
60 parts.
A kind of preparation method of colloidal electrolyte of the invention,
Embodiment 1, includes the following steps,
The pure water that the quality accounting measured is 57.5 parts is pumped into matching glue kettle；
It is slowly pumped into kettle and measures 34 parts of the concentrated sulfuric acid, solution temperature is at 40 DEG C；
1 part of sodium sulphate, 0.5 part of stannous sulfate are added into kettle, the low velocity shear when being added, shear velocity control exists
Between 500r/min, until sodium sulphate, stannous sulfate are completely dissolved；
0.5 part of the dry holiday THE ADIABATIC SHEAR IN dispersing and dissolving of water solubility, shearing speed are added into the dissolution of configured dilute sulfuric acid
Degree control is between 3000r/min；
After shearing dispersion, 5 DEG C or so are cooled to, shear pump shear velocity is increased to 6000r/min and sucks 0.5 part
Silica, silica inhale finish, continue shear 5min；
After configuration, a small amount of sulfuric acid or pure water is added, colloid acid density is adjusted between 1.255g/ml, as glue
Body electrolyte is spare.
Embodiment 2, includes the following steps,
The pure water that the quality accounting measured is 63.5 parts is pumped into matching glue kettle；
It is slowly pumped into kettle and measures 36 parts of the concentrated sulfuric acid, solution temperature is at 60 DEG C；
2 parts of sodium sulphate, 1.5 parts of stannous sulfates are added into kettle, the low velocity shear when being added, shear velocity control exists
Between 1000r/min, until sodium sulphate, stannous sulfate are completely dissolved；
1.5 parts of the dry holiday THE ADIABATIC SHEAR IN dispersing and dissolving of water solubility, shearing speed are added into the dissolution of configured dilute sulfuric acid
Degree control is in 5000r/min；
After shearing dispersion, 5 DEG C or so are cooled to, shear pump shear velocity is increased to 12000r/min and sucks 2 parts
Silica, silica inhale finish, continue shear 15min；
After configuration, a small amount of sulfuric acid or pure water is added, colloid acid density is adjusted between 1.265g/ml, as glue
Body electrolyte is spare.
Embodiment 3, includes the following steps,
The pure water that the quality accounting measured is 60 parts is pumped into matching glue kettle；
It is slowly pumped into kettle and measures 35 parts of the concentrated sulfuric acid, solution temperature is between 50 DEG C；
1.5 parts of sodium sulphate, 1 part of stannous sulfate are added into kettle, the low velocity shear when being added, shear velocity control exists
Between 800r/min, until sodium sulphate, stannous sulfate are completely dissolved；
0.8 part of the dry holiday THE ADIABATIC SHEAR IN dispersing and dissolving of water solubility, shearing speed are added into the dissolution of configured dilute sulfuric acid
Degree control is between 4000r/min；
After shearing dispersion, 5 DEG C or so are cooled to, shear pump shear velocity is increased to 10000r/min and sucks 1 part
Silica, silica inhale finish, continue shear 10min；
After configuration, a small amount of sulfuric acid or pure water is added by colloid acid density and is adjusted to 1.26g/ml, as colloid electricity
It is spare to solve matter.
Claims (1)
1. a kind of preparation method of colloidal electrolyte, includes the following steps,
The pure water that the quality accounting measured is 57.5-63.5 parts is pumped into matching glue kettle；
It is slowly pumped into kettle and measures 34-36 parts of the concentrated sulfuric acid, solution temperature is between 40-60 DEG C；
1-2 parts of sodium sulphate and 0.5-1.5 parts of stannous sulfates are added into kettle, the low velocity shear when being added, shear velocity control exists
Between 500-1000r/min, until sodium sulphate, stannous sulfate are completely dissolved；
0.5-1.5 parts of the dry holiday THE ADIABATIC SHEAR IN dispersing and dissolving of water solubility, shearing speed are added into the dissolution of configured dilute sulfuric acid
Degree control is between 3000-5000r/min；
After shearing dispersion, 5 DEG C are cooled to, shear pump shear velocity is increased to 6000-12000r/min and sucks 0.5-2 parts
Silica, silica inhale finish, continue shear 5-15min；
After configuration, a small amount of sulfuric acid or pure water is added, colloid acid density is adjusted between 1.255-1.265g/ml, as
Colloidal electrolyte is spare.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201611019631.3A CN106711514B (en) | 2016-11-18 | 2016-11-18 | A kind of colloidal electrolyte and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611019631.3A CN106711514B (en) | 2016-11-18 | 2016-11-18 | A kind of colloidal electrolyte and preparation method thereof |
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| CN106711514A CN106711514A (en) | 2017-05-24 |
| CN106711514B true CN106711514B (en) | 2019-05-31 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1626452A1 (en) * | 2004-08-13 | 2006-02-15 | Fujitsu Limited | Fuel cell system, electrical apparatus and method for recovering water formed in fuel cell system |
| CN103500846A (en) * | 2013-10-08 | 2014-01-08 | 无锡华燕新电源有限公司 | Colloid power battery internal formation electrolyte and preparation method thereof |
| CN104022313A (en) * | 2014-06-16 | 2014-09-03 | 湘潭赛虎电池有限责任公司 | Tubular battery gelled electrolyte and preparation method thereof |
| CN104218261A (en) * | 2014-08-15 | 2014-12-17 | 浙江天能电池江苏新能源有限公司 | Colloid electrolyte capable of improving service life of lead-acid cell |
| CN104218260A (en) * | 2014-08-14 | 2014-12-17 | 超威电源有限公司 | Colloidal electrolyte preparation technology |
-
2016
- 2016-11-18 CN CN201611019631.3A patent/CN106711514B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1626452A1 (en) * | 2004-08-13 | 2006-02-15 | Fujitsu Limited | Fuel cell system, electrical apparatus and method for recovering water formed in fuel cell system |
| CN103500846A (en) * | 2013-10-08 | 2014-01-08 | 无锡华燕新电源有限公司 | Colloid power battery internal formation electrolyte and preparation method thereof |
| CN104022313A (en) * | 2014-06-16 | 2014-09-03 | 湘潭赛虎电池有限责任公司 | Tubular battery gelled electrolyte and preparation method thereof |
| CN104218260A (en) * | 2014-08-14 | 2014-12-17 | 超威电源有限公司 | Colloidal electrolyte preparation technology |
| CN104218261A (en) * | 2014-08-15 | 2014-12-17 | 浙江天能电池江苏新能源有限公司 | Colloid electrolyte capable of improving service life of lead-acid cell |
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| CN106711514A (en) | 2017-05-24 |
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Address after: 313199 new industrial park, pheasant Town, Huzhou, Zhejiang, Changxing County Patentee after: Chaowei Power Group Co., Ltd Address before: 313199 new industrial park, pheasant Town, Huzhou, Zhejiang, Changxing County Patentee before: Chilwee Power Supply Co., Ltd. |