CN105790376A - Activation method of over-discharged lead acid valve-regulated battery - Google Patents
Activation method of over-discharged lead acid valve-regulated battery Download PDFInfo
- Publication number
- CN105790376A CN105790376A CN201610271984.6A CN201610271984A CN105790376A CN 105790376 A CN105790376 A CN 105790376A CN 201610271984 A CN201610271984 A CN 201610271984A CN 105790376 A CN105790376 A CN 105790376A
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- Prior art keywords
- voltage
- cells
- charger
- battery
- charging
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0069—Charging or discharging for charge maintenance, battery initiation or rejuvenation
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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
- H01M10/441—Methods for charging or discharging for several batteries or cells simultaneously or sequentially
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Secondary Cells (AREA)
Abstract
The invention relates to the field of battery technology, and discloses an activation method of an over-discharged lead acid valve-regulated battery. The activation method comprises the steps of S1, detecting over-discharging degree of the over-discharged lead acid valve-regulated battery; S2, if a fact that a current kept total voltage is less than one half of a protection voltage is detected, individually charging each cell by a pulse current with frequency of 2-3Hz and amplitude of 1-5A, increasing voltage of each cell to the protection voltage and then serially connecting the cells for forming the battery, and then charging by a charger which matches the battery; and S3, if a fact that the current kept total voltage is higher than or equal with one half of the protection voltage is detected, charging the battery by a charger which matches the current kept total voltage to the protection voltage, and then charging by the charger which matches the battery. According to the activation method, over-discharging degree determination is performed on the over-discharged lead acid valve-regulated battery, and different charging modes are utilized for activating the over-discharged battery according to different discharging degrees so that the dormant battery after over-discharging can be reused.
Description
Technical field
The present invention relates to cell art, particularly to the Activiation method of a kind of overdischarge plumbic acid valve control battery group.
Background technology
For closed plumbic acid valve control battery group, selecting the charger matched with this set of cells that battery voltage is charged to certain numerical value (saturation voltage) could use.And along with the prolongation of the time of use, the voltage that set of cells keeps can be gradually reduced, and this process is called the electric discharge of set of cells.When battery voltage drops to certain numerical value (protection voltage), there is the electrical appliance of protective measure can produce action, stop set of cells that electrical appliance is continued electric discharge, to protect set of cells to possess the charge-discharge performance of the best.If the protection device of battery is damaged or lost efficacy by electrical appliance, set of cells will being made the unlimited electric discharge of electrical appliance, the voltage that set of cells keeps is a lot of lower than its protection voltage, and this phenomenon is called overdischarge.In addition, set of cells is oversize due to the resting period, exceedes half a year more than, and the self discharge of set of cells will also result in the generation of overdischarge phenomenon.It is harmful that battery is possessed excellent charge-discharge performance by overdischarge, serious overdischarge also can make battery lose its charge-discharge performance and cause in a dormant state recycling, therefore to the activation of overdischarge battery, reparation, regeneration so that it is again possessing excellent charge-discharge performance is problem demanding prompt solution.
Summary of the invention
The present invention proposes the Activiation method of a kind of overdischarge plumbic acid valve control battery group, solves the problem that cannot recycle the set of cells owing to being in dormancy after overdischarge in prior art.
The Activiation method of the overdischarge plumbic acid valve control battery group of the present invention, including:
S1: detect the overdischarge degree of described plumbic acid valve control battery group；
S2: if current kept total voltage detected lower than the half protecting voltage; adopt 2～3Hz; each battery is individually charged by 1～5A pulse current, and every cell voltage is composed in series set of cells after being increased to protection voltage, then with the charger charging matched with set of cells；
S3: if current kept total voltage detected greater than or equal to the half of protection voltage, adopts the charger that currently kept total voltage is mated with set of cells that set of cells charges to protection voltage, then charges with the charger matched with set of cells.
Wherein, described step S3 includes:
S31: adopt the charger that current the kept total voltage of output and set of cells is mated that set of cells is carried out i & lt charging, be charged to the i-th voltage Vi, ViWhen charging for i & lt, charger shows the voltage being full of；
S32: if ViBe more than or equal to described protection voltage, then adopt the charger charging matched with set of cells, otherwise, i+1, go to S31, wherein Vi< Vi+1。
Wherein, in described step S3, use the charger that set of cells currently keeps voltage can automatically identify that set of cells is charged, use, after being charged to protection voltage, the charger matched with set of cells again instead, until being full of the saturation voltage reaching set of cells.
The plumbic acid valve control battery group of overdischarge is carried out overdischarge degree judgement by the present invention, is respectively adopted the different charging modes set of cells to overdischarge according to the difference of overdischarge degree and activates so that be in the set of cells recycling of dormancy after overdischarge.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the Activiation method flow chart of a kind of overdischarge plumbic acid valve control battery group of the present invention；
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
The Activiation method flow process of the overdischarge plumbic acid valve control battery group of the present embodiment is as it is shown in figure 1, include:
Step S100, detects the overdischarge degree of described plumbic acid valve control battery group, specifically can adopt the total voltage that voltmeter detection set of cells is current.
Step S200; if when current kept total voltage being detected lower than the half protecting voltage (now thinking that overdischarge degree is higher); adopt 2～3Hz; each battery is individually charged by 1～5A pulse current; every cell voltage is composed in series set of cells after being increased to protection voltage, then with the charger charging matched with set of cells.
Step S300; if current kept total voltage detected greater than or equal to the half protecting voltage; when i.e. overdischarge degree is relatively low; (output voltage of charger is more than this total voltage to adopt the charger that currently kept total voltage is mated with set of cells; but less than 10V) set of cells charged to protection voltage, then with charger (when namely dispatching from the factory with this set of cells the charger of the first wife) charging matched with set of cells.
The plumbic acid valve control battery group of overdischarge is carried out overdischarge degree judgement by the method for the present embodiment, is respectively adopted the different charging modes set of cells to overdischarge according to the difference of overdischarge degree and activates so that be in the set of cells recycling of dormancy after overdischarge.95% overdischarge pond group can effectively be activated, recover its charge-discharge performance and reach more than 90%.
In the present embodiment, for the set of cells that overdischarge degree is relatively low, step S300 can adopt following flow process, including:
Step one: adopt the charger that (output voltage of charger more than this total voltage, but less than 10V) is mated in output with set of cells currently kept total voltage that set of cells is carried out i & lt charging, be charged to the i-th voltage Vi, ViWhen charging for i & lt, charger shows the voltage being full of.
Step 2: if ViBe more than or equal to described protection voltage, then adopt the charger charging matched with set of cells, otherwise, i+1, go to step one, wherein Vi< Vi+1。
In the present embodiment, for the set of cells that overdischarge degree is relatively low, can also be in the following way in described step S300:
Use the charger that set of cells currently keeps voltage can automatically identify that set of cells is charged, use, after being charged to protection voltage, the charger matched with set of cells again instead, until being full of the saturation voltage reaching set of cells.Adopt the charger automatically identified that set of cells charging need not be changed charger every time, it is only necessary to gradually to regulate the output voltage of charger, thus reaching the purpose charged step by step.
Such as: the such as set of cells of one group of 80V, its protection voltage, namely cannot regular picture lower than 70V at about 70V.
Owing to the resting period is oversize, the current total voltage of set of cells is 30V, lower than 35V; now adopt 2～3Hz; each battery is individually charged by 1～5A pulse current, and every cell voltage is composed in series set of cells after being increased to protection voltage, then with the charger charging matched with set of cells.
If currently keeping voltage is 50V, just directly use the charger charging (if now not necessarily filling to set of cells charging) of nominal 60V with the charger of 80V, after the charger of 60V is full of (charging display green light), now battery voltage should reach about 68V, set of cells is charged by the charger using nominal 72V again instead, after the charger of 72V is full of (charging display green light), now battery voltage should reach about 80V, set of cells is charged by the charger using nominal 80V again instead, after the charger of 80V is full of (charging display green light), now battery voltage should reach about 90V and just reach guarantor and state, also just can employ.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (3)
1. the Activiation method of an overdischarge plumbic acid valve control battery group, it is characterised in that including:
S1: detect the overdischarge degree of described plumbic acid valve control battery group；
S2: if current kept total voltage detected lower than the half protecting voltage; adopt 2～3Hz; each battery is individually charged by 1～5A pulse current, and every cell voltage is composed in series set of cells after being increased to protection voltage, then with the charger charging matched with set of cells；
S3: if current kept total voltage detected greater than or equal to the half of protection voltage, adopts the charger that currently kept total voltage is mated with set of cells that set of cells charges to protection voltage, then charges with the charger matched with set of cells.
2. the Activiation method of overdischarge plumbic acid valve control battery group as claimed in claim 1, it is characterised in that described step S3 includes:
S31: adopt the charger that current the kept total voltage of output and set of cells is mated that set of cells is carried out i & lt charging, be charged to the i-th voltage Vi, ViWhen charging for i & lt, charger shows the voltage being full of；
S32: if ViBe more than or equal to described protection voltage, then adopt the charger charging matched with set of cells, otherwise, i+1, go to S31, wherein Vi< Vi+1。
3. the Activiation method of overdischarge plumbic acid valve control battery group as claimed in claim 1; it is characterized in that; in described step S3; use the charger that set of cells currently keeps voltage can automatically identify that set of cells is charged; use, after being charged to protection voltage, the charger matched with set of cells again instead, until being full of the saturation voltage reaching set of cells.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610271984.6A CN105790376B (en) | 2016-04-28 | 2016-04-28 | The Activiation method of overdischarge plumbic acid valve control battery group |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610271984.6A CN105790376B (en) | 2016-04-28 | 2016-04-28 | The Activiation method of overdischarge plumbic acid valve control battery group |
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| CN105790376A true CN105790376A (en) | 2016-07-20 |
| CN105790376B CN105790376B (en) | 2019-03-05 |
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| CN201610271984.6A Expired - Fee Related CN105790376B (en) | 2016-04-28 | 2016-04-28 | The Activiation method of overdischarge plumbic acid valve control battery group |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109116246A (en) * | 2018-07-19 | 2019-01-01 | 双登集团股份有限公司 | Lead-acid accumulator abuses over-discharge property evaluation and capacity restoration method |
| CN109216796A (en) * | 2017-06-29 | 2019-01-15 | 青岛恒金源电子科技有限公司 | A method of activation lithium ion battery |
| CN113300431A (en) * | 2021-05-31 | 2021-08-24 | 山东圣阳电源股份有限公司 | Charging method of lithium battery pack and related assembly thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113300431A (en) * | 2021-05-31 | 2021-08-24 | 山东圣阳电源股份有限公司 | Charging method of lithium battery pack and related assembly thereof |
| CN113300431B (en) * | 2021-05-31 | 2023-08-15 | 山东圣阳电源股份有限公司 | Charging method of lithium battery pack and related components thereof |
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| CN105790376B (en) | 2019-03-05 |
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