CN102340034A - Method and equipment for activating lithium ion battery - Google Patents
Method and equipment for activating lithium ion battery Download PDFInfo
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- CN102340034A CN102340034A CN2011102948560A CN201110294856A CN102340034A CN 102340034 A CN102340034 A CN 102340034A CN 2011102948560 A CN2011102948560 A CN 2011102948560A CN 201110294856 A CN201110294856 A CN 201110294856A CN 102340034 A CN102340034 A CN 102340034A
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- lithium ion
- ion battery
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- battery
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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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Abstract
The invention is suitable for the field of battery manufacture and provides a method and equipment for activating a lithium ion battery. The method for activating the lithium ion battery comprises the steps of: preheating treatment, ultrasonic treatment and the like. According to the method for activating the lithium ion battery, provided by the invention, electrolyte is made permeate an electrode plate uniformly through the preheating treatment and the ultrasonic treatment, so that the consistency of the comprehensive performances of the battery is greatly increased; meanwhile, the activation treatment time is reduced, continuous production for the activation treatment of the battery is realized, and the production efficiency is obviously increased.
Description
Technical field
The invention belongs to the cell preparation field, relate in particular to a kind of lithium ion battery activation method and equipment.
Background technology
Cell activation is a necessary procedure in the cell preparation.More than the mode activation 24h that employing normal temperature or high temperature were shelved after cylindrical battery (box hat and aluminum hull) fluid injection was now sealed, be beneficial to the infiltration of electrolyte.The method flow process is consuming time oversize, and the influence of imbibition effect receptor 1 activity material self physical and chemical performance of electrode slice and design technology is bigger, and electrolyte is inhomogeneous to the infiltration of electrode slice, thereby makes the consistency of battery combination property also receive certain influence.
Summary of the invention
In view of this, the present invention provides a kind of lithium ion battery activation method, and it is long to solve in the prior art cell activation time, the technical problem of the consistency difference of battery combination property after the activation.
The present invention is achieved in that
A kind of lithium ion battery activation method comprises the steps:
Lithium ion battery to be activated is carried out The pre-heat treatment;
The lithium ion battery that obtains after this The pre-heat treatment is carried out ultrasonic Treatment, obtain the lithium ion battery after the activation processing.
And,
A kind of lithium ion battery activation equipment comprises the preheating device and the ultrasonic treatment unit that are communicated with successively.
Lithium ion battery activation method of the present invention through The pre-heat treatment and ultrasonic Treatment, makes electrolyte equably to the electrode slice infiltration, has improved the consistency of battery combination property greatly; Simultaneously, reduce the activation processing time, realized the serialization production that cell activation is handled, improved production efficiency significantly.Lithium ion battery activation equipment of the present invention through preheating device and ultrasonic treatment unit, makes electrolyte equably to the electrode slice infiltration, has improved the consistency of battery combination property greatly; Simultaneously, reduce the activation processing time, realized the serialization production that cell activation is handled, improved production efficiency significantly.
Description of drawings
Fig. 1 is the flow chart of embodiment of the invention lithium ion battery activation method;
Fig. 2 is an embodiment of the invention lithium ion battery activation equipment structure chart.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
See also Fig. 1, Fig. 1 shows embodiment of the invention lithium ion battery activation method flow chart, comprises the steps:
Step S01, The pre-heat treatment:
Lithium ion battery to be activated is carried out The pre-heat treatment;
Step S02, ultrasonic Treatment
The lithium ion battery that obtains after the said The pre-heat treatment is carried out ultrasonic Treatment, obtain the lithium ion battery after the activation processing.
Particularly, this lithium ion battery comprises a cylindrical metal shell, and the electrolyte in this lithium ion battery is restriction not.
Particularly, before the The pre-heat treatment step of step S01, this lithium ion battery has passed through fluid injection, has sealed and the outward appearance treatment and other steps, carries out can obtaining the finished product battery after the activation processing again.This fluid injection, seal and outward appearance is handled not restriction.
Particularly, among the step S01, the lithium ion battery of processing to be activated is carried out The pre-heat treatment, the temperature of this The pre-heat treatment is 35～65 ℃, and the time of The pre-heat treatment is 5～15 minutes; Through under said temperature, carrying out The pre-heat treatment; Make the electrolyte of inside lithium ion cell obtain activating; Help the diffusion of electrolyte to electrode slice on the one hand, the ultrasonic Treatment to subsequent step plays positive booster action on the other hand, makes the effect of ultrasonic Treatment better.
Particularly, among the step S02, the lithium ion battery after the The pre-heat treatment is carried out ultrasonic Treatment.Particularly; Through ultrasonic wave the electrolyte of lithium ion battery is handled, made the electrolyte molecule further obtain activating, electrolyte is evenly spread to electrode slice; The less greatly non-uniform Distribution of electrolyte in electrode slice improved the consistency of battery combination property.In this step, the time of ultrasonic Treatment is 5～15 minutes.
Embodiment of the invention lithium ion battery activation method, the employed time is of short duration, has realized the continuous production of lithium ion battery.
The embodiment of the invention further provides a kind of lithium ion battery activation equipment, comprises the preheating device 1 and ultrasonic treatment unit 2 that connect successively.
Particularly; Embodiment of the invention lithium ion battery activation equipment; Comprise preheating device 1 and ultrasonic treatment unit 2; This preheating device 1 is connected with ultrasonic treatment unit 2 successively, and lithium ion battery through after the The pre-heat treatment of preheating device 1, carries out ultrasonic Treatment through ultrasonic treatment unit 2 earlier again.
This not restriction of preheating device 1 is general heater; This ultrasonic treatment unit 2 is a supersonic generator.
Particularly, embodiment of the invention lithium ion battery activation equipment is used to carry out above-mentioned lithium ion battery activation method.
Particularly; In the production line of lithium ion battery preparation; Also comprise liquid-injection equipment, sealing device and outward appearance treatment facility; The lithium ion battery activation equipment of the embodiment of the invention is positioned at after the said outward appearance treatment facility, and lithium ion battery gets into lithium ion battery activation equipment of the present invention and carries out activation processing after carrying out the outward appearance processing through the outward appearance treatment facility.Just as noted earlier, lithium ion battery carries out activation processing through lithium ion battery activation equipment of the present invention, and the needed time is very of short duration, can realize the serialization of battery production.
Lithium ion battery activation equipment of the present invention through preheating device and ultrasonic treatment unit, makes electrolyte equably to the electrode slice infiltration, has improved the consistency of battery combination property greatly; Simultaneously, reduce the activation processing time, realized the serialization production that cell activation is handled, improved production efficiency significantly.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a lithium ion battery activation method comprises the steps:
Lithium ion battery to be activated is carried out The pre-heat treatment;
The lithium ion battery that obtains after the said The pre-heat treatment is carried out ultrasonic Treatment, obtain the lithium ion battery after the activation processing.
2. lithium ion battery activation method as claimed in claim 1 is characterized in that, the temperature of said The pre-heat treatment is 35～65 ℃.
3. lithium ion battery activation method as claimed in claim 1 is characterized in that, the time of said The pre-heat treatment is 5～15 minutes.
4. lithium ion battery activation method as claimed in claim 1 is characterized in that, the time that said ultrasonic wave goes out to handle is 5～15 minutes.
5. a lithium ion battery activation equipment is characterized in that, comprises the preheating device and the ultrasonic treatment unit that are communicated with successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102948560A CN102340034A (en) | 2011-09-29 | 2011-09-29 | Method and equipment for activating lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102948560A CN102340034A (en) | 2011-09-29 | 2011-09-29 | Method and equipment for activating lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102340034A true CN102340034A (en) | 2012-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2011102948560A Pending CN102340034A (en) | 2011-09-29 | 2011-09-29 | Method and equipment for activating lithium ion battery |
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| CN (1) | CN102340034A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107732306A (en) * | 2017-07-07 | 2018-02-23 | 东莞市创明电池技术有限公司 | The activation method of cylindrical lithium ion battery |
| CN109923729A (en) * | 2017-07-27 | 2019-06-21 | 株式会社Lg化学 | The method of redgenerated cell |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08222267A (en) * | 1995-02-15 | 1996-08-30 | Furukawa Battery Co Ltd:The | Manufacture of nickel hydrogen secondary battery |
| JPH11312533A (en) * | 1998-04-28 | 1999-11-09 | Shin Kobe Electric Mach Co Ltd | Manufacture of sealed lead-acid battery |
| JP2975701B2 (en) * | 1991-03-11 | 1999-11-10 | 三洋電機株式会社 | Method for manufacturing metal hydride storage battery |
| CN101976741A (en) * | 2010-09-15 | 2011-02-16 | 超威电源有限公司 | Ultrasonic wave dispersing and gel irrigating technology of gel battery |
-
2011
- 2011-09-29 CN CN2011102948560A patent/CN102340034A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2975701B2 (en) * | 1991-03-11 | 1999-11-10 | 三洋電機株式会社 | Method for manufacturing metal hydride storage battery |
| JPH08222267A (en) * | 1995-02-15 | 1996-08-30 | Furukawa Battery Co Ltd:The | Manufacture of nickel hydrogen secondary battery |
| JPH11312533A (en) * | 1998-04-28 | 1999-11-09 | Shin Kobe Electric Mach Co Ltd | Manufacture of sealed lead-acid battery |
| CN101976741A (en) * | 2010-09-15 | 2011-02-16 | 超威电源有限公司 | Ultrasonic wave dispersing and gel irrigating technology of gel battery |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107732306A (en) * | 2017-07-07 | 2018-02-23 | 东莞市创明电池技术有限公司 | The activation method of cylindrical lithium ion battery |
| CN107732306B (en) * | 2017-07-07 | 2020-02-21 | 东莞市创明电池技术有限公司 | Activation method of cylindrical lithium ion battery |
| CN109923729A (en) * | 2017-07-27 | 2019-06-21 | 株式会社Lg化学 | The method of redgenerated cell |
| US11387499B2 (en) | 2017-07-27 | 2022-07-12 | Lg Energy Solution, Ltd. | Method for regenerating cell |
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Application publication date: 20120201 |