CN110176638B - Two-day charging process for reducing charging energy consumption of 20Ah storage battery - Google Patents
Two-day charging process for reducing charging energy consumption of 20Ah storage battery Download PDFInfo
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- CN110176638B CN110176638B CN201910484309.5A CN201910484309A CN110176638B CN 110176638 B CN110176638 B CN 110176638B CN 201910484309 A CN201910484309 A CN 201910484309A CN 110176638 B CN110176638 B CN 110176638B
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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
- H01M10/12—Construction or manufacture
- H01M10/128—Processes for forming or storing electrodes in the battery container
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- General Chemical & Material Sciences (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The invention aims to provide a two-day charging process for reducing the charging energy consumption of a 20Ah storage battery, which is characterized in that the charging and discharging process of twenty-seven steps is set, the voltage in the charging process is controlled through a current stage, and meanwhile, the charging efficiency of the battery is improved by utilizing small current conversion, so that the charging multiplying power of the battery is reduced from 9.92 times to 8.62 times, the charging energy consumption is reduced by 437 wh/battery, the energy consumption is reduced, the cost is saved, and the process is suitable for production.
Description
Technical Field
The invention relates to the field of storage battery manufacturing, in particular to a two-day charging process for reducing charging energy consumption of a 20Ah storage battery.
Background
The storage battery needs to be charged and formed in the production and manufacturing process. The formation electric quantity is one of main factors influencing the formation of the battery, the formation electric quantity is too low, active substances cannot be fully converted, and the content of lead dioxide is low, so that the initial performance of the battery is poor. The formation electricity is high, the energy loss is increased, the temperature rise in the formation process is not easy to control, the impact of gas on the electrode plate is large, and the service life of the battery is influenced. Therefore, an appropriate formation electric quantity should be selected. The charging energy consumption of the existing 20Ah storage battery is high, and the charging amount reaches 9.92 times. The principle of reducing energy consumption is adhered to, and the charging process needs to be redesigned to achieve the effect of reducing consumption. Therefore, it is necessary to solve this problem.
Disclosure of Invention
In order to solve the problems, the invention provides a two-day charging process for reducing the charging energy consumption of a 20Ah storage battery, which is characterized in that the charging and discharging process of twenty-seven steps is set, the voltage in the charging process is controlled through a current stage, and meanwhile, the charging efficiency of the battery is improved by utilizing small current conversion, so that the charging multiplying power of the battery is reduced from 9.92 times to 8.62 times, the charging energy consumption is reduced by 437 wh/battery, the energy consumption is reduced, the cost is saved, and the problems in the background art are solved.
The invention aims to provide a two-day charging process for reducing charging energy consumption of a 20Ah storage battery, which comprises the following steps of:
the method comprises the following steps: charging is carried out, the charging current is 1A, and the time is 0.33 h;
step two: charging is carried out, the charging current is 2.5A, and the time is 0.5 h;
step three: charging is carried out, the charging current is 3.5A, and the time is 0.33 h;
step four: charging is carried out, the charging current is 5.5A, and the time is 1.5 h;
step five: charging is carried out, the charging current is 7.5A, and the time is 6 h;
step six: discharging with-10A current for 0.4 h;
step seven: charging is carried out, the charging current is 8.2A, and the time is 0.5 h;
step eight: charging is carried out, the charging current is 5A, and the time is 1.5 h;
step nine: discharging with-10A current for 0.5 h;
step ten: charging is carried out, the charging current is 8.2A, and the time is 0.67 h;
step eleven: charging is carried out, the charging current is 5.5A, and the time is 3.17 h;
step twelve: discharging with-10A current for 0.8 h;
step thirteen: charging is carried out, the charging current is 8.2A, and the time is 1 h;
fourteen steps: charging is carried out, the charging current is 6A, and the time is 3 h;
step fifteen: discharging with-10A current for 1 h;
sixthly, the steps are as follows: charging is carried out, the charging current is 8.5A, and the time is 1.5 h;
seventeen steps: discharging with-10A current for 0.05 h;
eighteen steps: charging is carried out, the charging current is 7A, and the time is 2.5 h;
nineteen steps: discharging with-10A current for 0.1 h;
twenty steps: charging is carried out, the charging current is 6A, and the time is 3 h;
twenty one: discharging with-10A current for 0.05 h;
step twenty-two: charging is carried out, the charging current is 4.5A, and the time is 2.5 h;
twenty-three steps: charging is carried out, the charging current is 3A, and the time is 3 h;
twenty-four steps: discharging with-10A current for 1.67 h;
twenty-five steps: charging is carried out, the charging current is 8.5A, and the time is 2 h;
twenty-six steps: charging is carried out, the charging current is 5.5A, and the time is 2 h;
twenty-seven steps: charging is carried out, the charging current is 3.3A, and the charging time is 2.5 h.
The further improvement lies in that: twenty-four steps are that the battery is discharged for 1.67h by using the current of-10A, and the voltage of a single battery is converted into 10.5V/battery or 10.1V/battery.
The further improvement lies in that: further comprises the following steps: acid extraction was carried out at a current of 0.5A for 3 h.
The invention has the beneficial effects that: the invention controls the voltage in the charging process through the current stage by setting the charging and discharging process of twenty-seven steps, and simultaneously improves the charging efficiency of the battery by utilizing the small current conversion, thereby reducing the charging multiplying power of the battery from 9.92 times to 8.62 times, reducing the charging energy consumption 437 wh/cell, reducing the energy consumption, saving the cost and being suitable for production.
Detailed Description
For the purpose of enhancing understanding of the present invention, the present invention will be further described in detail with reference to the following examples, which are provided for illustration only and are not to be construed as limiting the scope of the present invention.
The embodiment provides a two-day charging process for reducing charging energy consumption of a 20Ah storage battery, which comprises the following steps of:
the method comprises the following steps: charging is carried out, the charging current is 1A, and the time is 0.33 h;
step two: charging is carried out, the charging current is 2.5A, and the time is 0.5 h;
step three: charging is carried out, the charging current is 3.5A, and the time is 0.33 h;
step four: charging is carried out, the charging current is 5.5A, and the time is 1.5 h;
step five: charging is carried out, the charging current is 7.5A, and the time is 6 h;
step six: discharging with-10A current for 0.4 h;
step seven: charging is carried out, the charging current is 8.2A, and the time is 0.5 h;
step eight: charging is carried out, the charging current is 5A, and the time is 1.5 h;
step nine: discharging with-10A current for 0.5 h;
step ten: charging is carried out, the charging current is 8.2A, and the time is 0.67 h;
step eleven: charging is carried out, the charging current is 5.5A, and the time is 3.17 h;
step twelve: discharging with-10A current for 0.8 h;
step thirteen: charging is carried out, the charging current is 8.2A, and the time is 1 h;
fourteen steps: charging is carried out, the charging current is 6A, and the time is 3 h;
step fifteen: discharging with-10A current for 1 h;
sixthly, the steps are as follows: charging is carried out, the charging current is 8.5A, and the time is 1.5 h;
seventeen steps: discharging with-10A current for 0.05 h;
eighteen steps: charging is carried out, the charging current is 7A, and the time is 2.5 h;
nineteen steps: discharging with-10A current for 0.1 h;
twenty steps: charging is carried out, the charging current is 6A, and the time is 3 h;
twenty one: discharging with-10A current for 0.05 h;
step twenty-two: charging is carried out, the charging current is 4.5A, and the time is 2.5 h;
twenty-three steps: charging is carried out, the charging current is 3A, and the time is 3 h;
twenty-four steps: discharging with-10A current for 1.67 h;
twenty-five steps: charging is carried out, the charging current is 8.5A, and the time is 2 h;
twenty-six steps: charging is carried out, the charging current is 5.5A, and the time is 2 h;
twenty-seven steps: charging is carried out, the charging current is 3.3A, and the charging time is 2.5 h.
Twenty-four steps are that the battery is discharged for 1.67h by using the current of-10A, and the voltage of a single battery is converted into 10.5V/battery or 10.1V/battery. Further comprises the following steps: acid extraction was carried out at a current of 0.5A for 3 h.
Through the arrangement of the charging and discharging processes of twenty-seven steps, the voltage in the charging process is controlled through the current stage, and meanwhile, the charging efficiency of the battery is improved by utilizing small current conversion, so that the charging multiplying power of the battery is reduced from 9.92 times to 8.62 times, the charging energy consumption is reduced by 437 wh/battery, the energy consumption is reduced, the cost is saved, and the method is suitable for production.
Claims (3)
1. The two-day charging process for reducing charging energy consumption of the 20Ah storage battery is characterized by comprising the following steps of: the method comprises the following steps:
the method comprises the following steps: charging is carried out, the charging current is 1A, and the time is 0.33 h;
step two: charging is carried out, the charging current is 2.5A, and the time is 0.5 h;
step three: charging is carried out, the charging current is 3.5A, and the time is 0.33 h;
step four: charging is carried out, the charging current is 5.5A, and the time is 1.5 h;
step five: charging is carried out, the charging current is 7.5A, and the time is 6 h;
step six: discharging with-10A current for 0.4 h;
step seven: charging is carried out, the charging current is 8.2A, and the time is 0.5 h;
step eight: charging is carried out, the charging current is 5A, and the time is 1.5 h;
step nine: discharging with-10A current for 0.5 h;
step ten: charging is carried out, the charging current is 8.2A, and the time is 0.67 h;
step eleven: charging is carried out, the charging current is 5.5A, and the time is 3.17 h;
step twelve: discharging with-10A current for 0.8 h;
step thirteen: charging is carried out, the charging current is 8.2A, and the time is 1 h;
fourteen steps: charging is carried out, the charging current is 6A, and the time is 3 h;
step fifteen: discharging with-10A current for 1 h;
sixthly, the steps are as follows: charging is carried out, the charging current is 8.5A, and the time is 1.5 h;
seventeen steps: discharging with-10A current for 0.05 h;
eighteen steps: charging is carried out, the charging current is 7A, and the time is 2.5 h;
nineteen steps: discharging with-10A current for 0.1 h;
twenty steps: charging is carried out, the charging current is 6A, and the time is 3 h;
twenty one: discharging with-10A current for 0.05 h;
step twenty-two: charging is carried out, the charging current is 4.5A, and the time is 2.5 h;
twenty-three steps: charging is carried out, the charging current is 3A, and the time is 3 h;
twenty-four steps: discharging with-10A current for 1.67 h;
twenty-five steps: charging is carried out, the charging current is 8.5A, and the time is 2 h;
twenty-six steps: charging is carried out, the charging current is 5.5A, and the time is 2 h;
twenty-seven steps: charging is carried out, the charging current is 3.3A, and the charging time is 2.5 h.
2. The two-day charging process for a 20Ah storage battery with reduced energy consumption of charging as set forth in claim 1, wherein: twenty-four steps are that the battery is discharged for 1.67h by using the current of-10A, and the voltage of a single battery is converted into 10.5V/battery or 10.1V/battery.
3. The two-day charging process for a 20Ah storage battery with reduced energy consumption of charging as set forth in claim 1, wherein: further comprises the following steps: acid extraction was carried out at a current of 0.5A for 3 h.
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| CN201910484309.5A CN110176638B (en) | 2019-06-05 | 2019-06-05 | Two-day charging process for reducing charging energy consumption of 20Ah storage battery |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110676529A (en) * | 2019-09-10 | 2020-01-10 | 天能电池(芜湖)有限公司 | Low-energy-consumption 2-day internal formation charging process for 6-DZF-23 battery |
| CN111029671B (en) * | 2019-12-10 | 2022-06-21 | 天能电池(芜湖)有限公司 | Acid-adding charging process capable of reducing charging energy consumption |
| CN110808428B (en) * | 2019-12-13 | 2022-04-29 | 天能电池(芜湖)有限公司 | Charging process for completing storage battery within 3 days |
| CN110808429A (en) * | 2019-12-16 | 2020-02-18 | 天能电池(芜湖)有限公司 | Formation process of water bath-free battery |
| CN111477983A (en) * | 2020-04-15 | 2020-07-31 | 天能电池(芜湖)有限公司 | Charging process for improving battery cycle performance |
| CN111477982B (en) * | 2020-04-15 | 2021-12-28 | 天能电池(芜湖)有限公司 | Formation process of low-charging-rate CNF battery for energy storage |
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