CN108110333A - A kind of lead-acid accumulator low temperature is internalized into test method - Google Patents
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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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4285—Testing apparatus
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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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
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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
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- 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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Abstract
The present invention provides a kind of lead-acid accumulator low temperature to be internalized into test method, including：1st, after sulfuric acid electrolyte being added in lead-acid accumulator, it is put into low temperature water bath and stands；2nd, the low temperature chemical conversion stage, at low temperature, different constant currents carry out charging operations twice for use, and low temperature is internalized into the maximum voltage of process no more than 16.5V；3rd, the room temperature chemical conversion stage is internalized into process by the charge and discharge process completion under multiple different constant currents to lead-acid accumulator low temperature.The low temperature of the present invention is internalized into the time required to test method can effectively shorten chemical conversion, charge high conversion efficiency, cell negative terminal little moisture loss in the process, effectively avoids that macula lutea phenomenon occurs in battery separator surface and positive plate chemical conversion is uniform, and formation workshop acid mist environment is weakened.
Description
Technical field
The present invention relates to Lead-acid Battery Technology fields, have been specifically related to a kind of lead-acid accumulator low temperature and have been internalized into test
Method.
Background technology
Lead-acid accumulator is a kind of performance stabilization, safe charge power supply, is all pushed away all the time be subject to consumer
It is high, but with the addition application of new technology and new material, must also there be new adjustment in production technology etc., at present in plumbic acid
There is problems with during container formation：It is difficult to ensure that the positive plate chemical conversion of battery is uniform, positive plate easily occurs white
Flower phenomenon；Battery forming process overlong time has delayed battery production efficiency；Battery charge transfer efficiency is low, need to pour
Extra electricity carries out the conversion of ripe pole plate, while the excessively high battery that can terminate chemical conversion of initial stage temperature in formation process
There is macula lutea phenomenon in baffle surface, the problems such as influencing battery cycle life.
The Chinese invention patent of Publication No. CN102244301A discloses a kind of container formation process for lead acid storage battery, step
Suddenly include：(1) first stage charges：Charging current 0.09C~0.11C, charging time 50min~70min；(2) second stage
It charges：Charging current 0.24C~0.26C, charging time 2h 45min~3h15min；(3) phase III charges：Charging current
0.3C~0.32C, charging time 4h~4h40min；(4) 0.4h~0.6h is stood for the first time；(5) fourth stage charges：It charges
Electric current 0.3C~0.32C, charging time 4h~4h40min；(6) discharge for the first time：Discharge current 0.3C~0.32C, during electric discharge
Between 1h~1h20min；(7) the 5th stages charged, charging current 0.3C~0.32C, charging time 1h~1h20min；(8) the 6th
Stage charges, charging current 0.24C~0.26C, charging time 1h45min~2h15min；(9) the 7th stages charged, and charge electricity
Flow 0.09C~0.11C, charging time 4h30min~5h30min；(10) 0.4h~0.6h is stood second；(11) put for the second time
Electricity when battery final voltage reaches standard, judges that battery reaches rated capacity, which is qualification；(12) the 8th stages filled
Electricity, charging current 0.24C~0.26C, charging time 50min~70min；(13) the 9th stages charged, and charging current 0.09C~
0.11C, charging time 9h~11h；(14) the tenth stages charged, and charging current 0.05C-0.07C, charging time 1h~3h fill
Electric condition is that vacuum takes out acid；(15) terminate, control run time≤48h.1-5 employs water-bath cooling in its step.
Application publication number be CN105226338A Chinese invention patent, disclose a kind of lead-acid accumulator rapid internalization into
During which charging method, point 27 charge and discharge stages include 8 electric discharges and 1 standing and 1 capacity check combo, wherein maximum
Charging current 0.15C3~0.20C3, minimum charge current 0.01C3~0.05C3；Lead-acid accumulator passes through multiple charge and discharge, and
The electricity being filled with every time is more than the electricity then released.
It is above-mentioned in the prior art, problem to be solved be lead-acid accumulator be internalized into the time it is longer the problem of, not
Solve in the presence of interior formation process because pole plate is melted into the uneven white flower brought, chemical conversion stage at initial stage because temperature crosses high band
The macula lutea that comes, the problems such as battery charging transfer efficiency is low.
The content of the invention
The technical problems to be solved by the invention are that providing a kind of lead-acid battery low temperature is internalized into test method, can
Enough ensure that the pole plate of battery is internalized into uniformly, the active material of battery is fully converted, and is had and is filled with electricity before the electric discharge of battery combo
Measure less and the formation charging time is short, be internalized into during little moisture loss the advantages that.
For above-mentioned technical problem, the invention discloses a kind of lead-acid accumulator low temperature to be internalized into test method, including：
S1：After sulfuric acid electrolyte adds in lead-acid accumulator, it is put into low temperature water bath and stands；
S2：Low temperature is internalized into the stage：
When charging 3~4 is small under the electric current of 0.25~0.35C；
When charging 12~15 is small under the electric current of 0.4~0.6C；
S3：Room temperature is internalized into the stage：
When charging 8~10 is small under the electric current of 0.35~0.50C；
When electric discharge 1.5 is small under the electric current of 0.70C, 0.25I2Current discharge to 9.2~9.8v/ only；
16.2~16.5V/ is charged under the electric current of 0.60~0.75C only, when standing 0.2 is small；
15.8~16.2V/ of cell voltage is charged under the electric current of 0.40~0.55C only, when standing 0.2 is small；
When charging 4~5 is small under the electric current of 0.12~0.18C；
After taking out acid treatment, battery is discharged to cell voltage as 10.2~10.5v/ under the electric current of 0.25~0.30C；
Continue to charge to 15.5~15.8V/ of cell voltage under the electric current of 0.30~0.40C only, when standing 0.2 is small；
When charging 3~4 is small under the electric current of 0.15~0.18C；
Continue to charge to 15.2~15.5V/ of cell voltage under the electric current of 0.25~0.35C only, when standing 0.2 is small；
When charging 2~3 is small under the electric current of 0.15~0.18C, end is internalized into process.
Selected, the temperature range of above-mentioned low temperature is 4~10 DEG C.
Selected, when the time stood in step S1 is 0.5~1.0 small.
Selected, the temperature of lead-acid accumulator is no more than 45 DEG C during addition sulfuric acid electrolyte in step S1.
Selected, the room temperature temperature that above-mentioned room temperature is internalized into is：20~28 DEG C.
Selected, when cell voltage is not less than 2.45V/ single lattices in the charging process of above-mentioned steps S3, to lead-acid accumulator
Battery carries out water-bath cooling.
If the voltage of lead-acid accumulator rises to a particular value, inside battery is present with the decomposition of water, passes through the energy that cools down
Enough weaken the degree of polarization of polar board surface, improve the conversion ratio of charge
Selected, the maximum voltage that low temperature is internalized into the stage is no more than 16.5V.
Selected, above-mentioned lead-acid accumulator is placed around modulation magnetic field sources and modulating device.
Selected, the density of above-mentioned sulfuric acid electrolyte is 1.285~1.33g/cm3。
Selected, when the time in above-mentioned low temperature internalization city is small no more than 48.
The advantageous effect of technical scheme is：By in initial stage is internalized into, carrying out internalization at low temperature
Into, can avoid the problem that because initial stage temperature it is excessively high caused by partition plate there is macula lutea；The stage is internalized into room temperature, when temperature mistake
Gao Shi uses it cooling means, can avoid occurring white flower on positive plate.The low temperature of the lead-acid accumulator of the present invention is internalized into
Test method, which can effectively shorten, is internalized into required time, charge high conversion efficiency, in the process cell negative terminal little moisture loss, to internalization
Weaken into workshop acid mist environment.
Specific embodiment
It is specific embodiments of the present invention and with reference to attached drawing below, technical scheme is further described,
But the present invention is not limited to these embodiments.
Embodiment 1
Lead-acid accumulator low temperature is internalized into test method, specifically include for：
(1) it is 1.33g/cm by density3Sulfuric acid electrolyte add in lead-acid accumulator after be immediately placed in low temperature water bath
Stand 1 it is small when after, start charging procedure.Wherein, the temperature range of low temperature is 4~10 DEG C, and sulfuric acid electrolyte is being added in plumbic acid
Battery temperature is no more than 45 DEG C during accumulator.
Low temperature is internalized into the stage, concretely comprises the following steps：
(2) when charging 4 is small under the electric current of 0.35C；
(3) when charging 15 is small under the electric current of 0.60C；
Room temperature is internalized into the stage, and the temperature range of room temperature is 20~28 DEG C, and step is：
(4) when charging 10 is small under the electric current of 0.50C；
(5) when electric discharge 1.5 is small under the electric current of 0.70C, 0.25I2Current discharge to 9.8v/ only；
(6) 16.5V/ is charged under the electric current of 0.75C only, when standing 0.2 is small；
(7) cell voltage 16.2V/ is charged under the electric current of 0.55C only, when standing 0.2 is small；
(8) when charging 5 is small under the electric current of 0.18C；
(9) after taking out acid treatment, battery is discharged to cell voltage as 10.5v/ under the electric current of 0.30C.
(10) continue to charge to cell voltage 15.8V/ under the electric current of 0.40C only, when standing 0.2 is small；
(11) when charging 4 is small under the electric current of 0.18C；
(12) continue to charge to cell voltage 15.8V/ under the electric current of 0.35C only, when standing 0.2 is small；
(13) under the electric current of 0.18C charge 3 it is small when, control low temperature be internalized into the time less than 48 it is small when, terminate to be internalized into
Process.
Maximum voltage in the stage is internalized into no more than 16.5V in low temperature；It is internalized into room temperature in the stage, if the stage
Charging process in lead-acid accumulator voltage be not less than 2.45V/ single lattices when, to the lead-acid accumulator carry out water-bath be cooled to often
Warm scope.
Embodiment 2
Lead-acid accumulator low temperature is internalized into test method, specifically include for：
(1) it is 1.285g/cm by density3Sulfuric acid electrolyte add in lead-acid accumulator after be immediately placed in low temperature water bath
In, stand 0.5 it is small when after, start charging procedure.Wherein, the temperature range of low temperature is 4~10 DEG C, is added in by sulfuric acid electrolyte
Battery temperature is no more than 45 DEG C during lead-acid accumulator, and is placed around modulation magnetic field sources and modulating device in accumulator.
Low temperature is internalized into the stage, concretely comprises the following steps：
(2) when charging 3 is small under the electric current of 0.25C；
(3) when charging 12 is small under the electric current of 0.40C；
Room temperature is internalized into the stage, and the temperature range of room temperature is 20~28 DEG C, is concretely comprised the following steps：
(4) when charging 8 is small under the electric current of 0.35C；
(5) when electric discharge 1.5 is small under the electric current of 0.70C, the current discharge of 0.25C is to 9.2v/；
(6) 16.2V/ is charged under the electric current of 0.60C only, when standing 0.2 is small；
(7) cell voltage 15.8V/ is charged under the electric current of 0.40C only, when standing 0.2 is small；
(8) when charging 4 is small under the electric current of 0.12C；
(9) after taking out acid treatment, battery is discharged to cell voltage as 10.2v/ under the electric current of 0.25C.
Continue to charge to cell voltage 15.5/ under (10) 0.30 electric current, when standing 0.2 is small；
When charging 3 is small under (11) 0.15 electric current；
(12) continue to charge to cell voltage 15.2V/ under the electric current of 0.25C only, when standing 0.2 is small；
(13) under the electric current of 0.15C charge 2 it is small when, control low temperature be internalized into the time less than 48 it is small when, end be internalized into
Journey.
Maximum voltage in the stage is internalized into no more than 16.5V in low temperature；It is internalized into room temperature in the stage, if the stage
Charging process in lead-acid accumulator voltage be not less than 2.45V/ single lattices when, to the lead-acid accumulator carry out water-bath be cooled to often
Warm scope.
Embodiment 3
Lead-acid accumulator low temperature is internalized into test method, specifically include for：
(1) it is 1.33g/cm by density3Sulfuric acid electrolyte add in lead-acid accumulator after be immediately placed in low temperature water bath,
Stand 0.5 it is small when after, start charging procedure.Wherein, the temperature range of low temperature is 4~10 DEG C, and sulfuric acid electrolyte is being added in lead
Battery temperature is no more than 45 DEG C during acid accumulator, and is placed around modulation magnetic field sources and modulating device in accumulator；
Low temperature is internalized into the stage, concretely comprises the following steps：
(2) when charging 3 is small under the electric current of 0.35C；
(3) when charging 12 is small under the electric current of 0.60C；
Room temperature is internalized into the stage, and the temperature range of room temperature is 20~28 DEG C, is concretely comprised the following steps：
(4) when charging 8 is small under the electric current of 0.50C；
(5) when electric discharge 1.5 is small under the electric current of 0.70C, 0.25I2Current discharge to 9.2v/ only；
(6) 16.2V/ is charged under the electric current of 0.75C only, when standing 0.2 is small；
(7) cell voltage 15.8V/ is charged under the electric current of 0.55C only, when standing 0.2 is small；
(8) when charging 4 is small under the electric current of 0.18C；
(9) battery is discharged to cell voltage as 10.2v/ under the electric current of 0.30C after taking out acid treatment.
(10) continue to charge to cell voltage 15.5V/ under the electric current of 0.40C only, when standing 0.2 is small；
(11) when charging 3 is small under the electric current of 0.18C；
(12) continue to charge to cell voltage 15.2V/ under the electric current of 0.25C only, when standing 0.2 is small；
(13) under the electric current of 0.18C charge 2 it is small when, control low temperature be internalized into the time less than 48 it is small when, terminate to be internalized into
Process.
Maximum voltage in the stage is internalized into no more than 16.5V in low temperature；It is internalized into room temperature in the stage, if the stage
Charging process in lead-acid accumulator voltage be not less than 2.45V/ single lattices when, to the lead-acid accumulator carry out water-bath be cooled to often
Warm scope.
Embodiment 4
Lead-acid accumulator low temperature is internalized into test method, specifically include for：
(1) it is 1.285g/cm by density3Sulfuric acid electrolyte add in lead-acid accumulator after be immediately placed in low temperature water bath
In, stand 0.5 it is small when after, start charging procedure.Wherein, the temperature range of low temperature is 4~10 DEG C, is added in by sulfuric acid electrolyte
Battery temperature is no more than 45 DEG C during lead-acid accumulator, and is placed around modulation magnetic field sources and modulating device in accumulator；
Low temperature is internalized into the stage, concretely comprises the following steps：
(2) when charging 3 is small under the electric current of 0.30C；
(3) when charging 12 is small under the electric current of 0.50C；
Room temperature is internalized into the stage, and the temperature range of room temperature is 20~28 DEG C, is concretely comprised the following steps：
(4) when charging 8 is small under the electric current of 0.45C；
(5) when electric discharge 1.5 is small under the electric current of 0.70C, 0.25I2Current discharge to 9.5v/ only；
(6) 16.2V/ is charged under the electric current of 0.68C only, when standing 0.2 is small；
(7) cell voltage 15.8V/ is charged under the electric current of 0.48C only, when standing 0.2 is small；
(8) when charging 4 is small under the electric current of 0.15C；
(9) battery is discharged to cell voltage as 10.5v/ under the electric current of 0.30C after taking out acid treatment.
(10) continue to charge to cell voltage 15.5V/ under the electric current of 0.35C only, when standing 0.2 is small；
(11) when charging 3 is small under the electric current of 0.18C；
(12) continue to charge to cell voltage 15.2V/ under the electric current of 0.30C only, when standing 0.2 is small；
(13) under the electric current of 0.18C charge 2 it is small when, control low temperature be internalized into the time less than 48 it is small when, terminate to be internalized into
Process.
Maximum voltage in the stage is internalized into no more than 16.5V in low temperature；It is internalized into room temperature in the stage, if the stage
Charging process in lead-acid accumulator voltage be not less than 2.45V/ single lattices when, to the lead-acid accumulator carry out water-bath be cooled to often
Warm scope.
Embodiment 5
Lead-acid accumulator low temperature is internalized into test method, specifically include for：
(1) it is 1.285g/cm by density3Sulfuric acid electrolyte add in lead-acid accumulator after be immediately placed in low temperature water bath
In, stand 0.5 it is small when after, start charging procedure.Wherein, the temperature range of low temperature is 4~10 DEG C, is added in by sulfuric acid electrolyte
Battery temperature is no more than 45 DEG C during lead-acid accumulator, and is placed around modulation magnetic field sources and modulating device in accumulator；
Low temperature is internalized into the stage, concretely comprises the following steps：
(2) when charging 3 is small under the electric current of 0.30C；
(3) when charging 15 is small under the electric current of 0.50C；
Room temperature is internalized into the stage, and the temperature range of room temperature is 20~28 DEG C, is concretely comprised the following steps：
(4) when charging 10 is small under the electric current of 0.45C；
(5) when electric discharge 1.5 is small under the electric current of 0.70C, 0.25I2Current discharge to 9.5v/ only；
(6) 16.5V/ is charged under the electric current of 0.68C only, when standing 0.2 is small；
(7) cell voltage 16.2V/ is charged under the electric current of 0.48C only, when standing 0.2 is small；
(8) when charging 5 is small under the electric current of 0.15C；
(9) battery is discharged to cell voltage as 10.5v/ under the electric current of 0.25C after taking out acid treatment.
(10) continue to charge to cell voltage 15.8V/ under the electric current of 0.35C only, when standing 0.2 is small；
(11) when charging 4 is small under the electric current of 0.18C；
(12) continue to charge to cell voltage 15.5V/ under the electric current of 0.30C only, when standing 0.2 is small；
(13) under the electric current of 0.15C charge 2 it is small when, control low temperature be internalized into the time less than 48 it is small when, terminate to be internalized into
Process.
Maximum voltage in the stage is internalized into no more than 16.5V in low temperature；It is internalized into room temperature in the stage, if the stage
Charging process in lead-acid accumulator voltage be not less than 2.45V/ single lattices when, to the lead-acid accumulator carry out water-bath be cooled to often
Warm scope.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led
The technical staff in domain can do various modifications or additions to described specific embodiment or replace in a similar way
Generation, but without departing from spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. a kind of lead-acid accumulator low temperature is internalized into test method, which is characterized in that comprises the following steps：
S1：After sulfuric acid electrolyte adds in lead-acid accumulator, it is put into low temperature water-bath and stands；
S2：Low temperature is internalized into the stage：
When charging 3~4 is small under the electric current of 0.25~0.35C；
When charging 12~15 is small under the electric current of 0.40~0.60C；
S3：Room temperature is internalized into the stage：
When charging 8~10 is small under the electric current of 0.35~0.50C；
When electric discharge 1.5 is small under the electric current of 0.70I2, the current discharge of 0.25I2 is to 9.2~9.8v/；
16.2~16.5V/ is charged under the electric current of 0.60~0.75C only, when standing 0.2 is small；
15.8~16.2V/ of cell voltage is charged under the electric current of 0.40~0.55C only, when standing 0.2 is small；
When charging 4~5 is small under the electric current of 0.12~0.18C；
After taking out acid treatment, battery is discharged to cell voltage as 10.2~10.5v/ under the electric current of 0.25~0.30C；
Continue to charge to 15.5~15.8V/ of cell voltage under the electric current of 0.30~0.40C only, when standing 0.2 is small；
When charging 3~4 is small under the electric current of 0.15~0.18C；
Continue to charge to 15.2~15.5V/ of cell voltage under the electric current of 0.25~0.35C only, when standing 0.2 is small；
When charging 2~3 is small under the electric current of 0.15~0.18C, end is internalized into process.
2. a kind of lead-acid accumulator low temperature as described in claim 1 is internalized into test method, which is characterized in that in step S1,
The temperature range of the low temperature is 4~10 DEG C.
3. a kind of lead-acid accumulator low temperature as described in claim 1 is internalized into test method, which is characterized in that the step S1
In, when the time of standing is 0.5~1.0 small.
A kind of 4. lead-acid accumulator low temperature formation method as described in claim 1 or 3, which is characterized in that the step S1
The temperature of lead-acid accumulator is no more than 45 DEG C during middle addition sulfuric acid electrolyte.
5. a kind of lead-acid accumulator low temperature as described in claim 1 is internalized into test method, which is characterized in that in step S3,
The temperature range that the room temperature is internalized into is：20~28 DEG C.
6. a kind of lead-acid accumulator low temperature as described in claim 1 or 5 is internalized into test method, which is characterized in that the step
When cell voltage is not less than 2.45V/ single lattices in the charging process of rapid S3, water-bath cooling is carried out to lead-acid accumulator.
7. a kind of lead-acid accumulator low temperature as described in claim 1 is internalized into test method, which is characterized in that the step S2
The maximum voltage that middle low temperature is internalized into the stage is no more than 16.5V.
8. a kind of lead-acid accumulator low temperature as described in claim 1 is internalized into test method, which is characterized in that the accumulator
It is placed around modulation magnetic field sources and modulating device.
9. a kind of lead-acid accumulator low temperature as described in claim 1 is internalized into test method, which is characterized in that the sulfuric acid electricity
The density for solving liquid is 1.285~1.33g/cm3。
10. a kind of lead-acid accumulator low temperature as described in claim 1 is internalized into test method, which is characterized in that the low temperature
When the time being internalized into is small no more than 48.
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| CN111600062A (en) * | 2019-03-22 | 2020-08-28 | 骆驼集团新能源电池有限公司 | Formation method for improving cycle life of silicon-carbon soft package lithium ion battery |
| CN112768789A (en) * | 2021-01-27 | 2021-05-07 | 天能电池集团股份有限公司 | Formation method for improving low-temperature capacity of lead storage battery |
| CN114497776A (en) * | 2022-01-10 | 2022-05-13 | 清华大学 | Method for forming a lithium ion battery and lithium ion battery |
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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. |