CN104577204A - Flexible package lithium-ion power battery formation device and method - Google Patents
Flexible package lithium-ion power battery formation device and method Download PDFInfo
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- CN104577204A CN104577204A CN201410803411.4A CN201410803411A CN104577204A CN 104577204 A CN104577204 A CN 104577204A CN 201410803411 A CN201410803411 A CN 201410803411A CN 104577204 A CN104577204 A CN 104577204A
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- power battery
- ion power
- lithium ion
- package lithium
- soft package
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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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
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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
- 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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- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Secondary Cells (AREA)
Abstract
The invention discloses a flexible package lithium-ion power battery formation device and method. The method comprises the following steps: putting a flexible package lithium-ion power battery into pressurized and heated sealed equipment for performing pressurizing and heating formation, wherein the formation ranges from 0 DEG C to 80 DEG C, and the formation pressure ranges from 0.15MPa to 0.4MPa. According to the formation method, gases produced in the formation process can be effectively and timely discharged under the condition that pole pieces, diaphragms and electrolyte composition inside the battery are not influenced, and the formation effect and performance consistency of the battery are improved.
Description
Technical field
The present invention relates to a kind of flexible packing lithium ion battery, particularly relate to a kind of soft package lithium ion power battery formation device and method thereof.
Background technology
Soft package lithium ion power battery energy density is large, cycle performance and security performance good, become automobile dynamic lithium battery first-selected.Along with the fast development in new-energy automobile field, higher requirement is proposed to vapour vehicle lithium-ion power battery performance.
Lithium-ion-power cell capacity is high, volume is large, battery main body area is large, especially 20Ah and above high power capacity soft package lithium ion power battery thereof, the gas produced in formation process is not easily discharged, gas is collected at the formation that pole piece affects battery pole piece SEI film, directly affects every property of battery.The method that current people adopt normally fixture changes into and changes into battery vacuum-pumping, fixture changes into can discharge the gas produced in formation process, but the pressure be applied on battery main body can not be too large, pressure too large easily damage inside battery barrier film and pole piece, affect the performance of battery, pressure can affect not again the gas produced in formation process and discharge.Also there is certain drawback in the normally used chemical synthesizing method that vacuumizes of people, as easily taken away by composition in battery electrolyte in vacuum, especially easily the important additives in battery electrolyte being taken away, affecting the performance of battery.
Summary of the invention
The object of this invention is to provide one and can solve rational soft package lithium ion power battery chemical synthesis technology, effectively the gas produced in formation process can be discharged in time when not affecting inside battery pole piece, barrier film and bath composition, improving a kind of soft package lithium ion power battery formation device and the method thereof of the formation effect of battery.
For achieving the above object, the technical solution used in the present invention is:
A kind of soft package lithium ion power battery formation device, comprise soft package lithium ion power battery, it is inner that soft package lithium ion power battery is arranged on Pressurized-heated Sealing Arrangement, it is characterized in that: soft package lithium ion power battery is by soft package lithium ion power battery main body, positive pole ear and negative lug composition, soft package lithium ion power battery main body is arranged on the battery case of Pressurized-heated Sealing Arrangement inside, soft package lithium ion power battery main body is connected with positive pole ear and negative lug, positive pole ear and negative lug are clipped on anode connection terminal sub-folder and negative pole splicing ear clip respectively, anode connection terminal sub-folder is connected with the charge/discharge test device outside Pressurized-heated Sealing Arrangement by wire with negative pole splicing ear clip, soft package lithium ion power battery one side seal has PP to manage, and the PP pipe other end is connected with internal and external antithetical couplet siphunculus, and internal and external antithetical couplet siphunculus is connected with gathering-device, and gathering-device is arranged on outside Pressurized-heated Sealing Arrangement, transitional storehouse and heater strip are set above Pressurized-heated Sealing Arrangement, air inlet, Explosion-proof valve, temperature display and pressure display screen are set on the right side of Pressurized-heated Sealing Arrangement.
A kind of soft package lithium ion power battery chemical synthesizing method, is characterized in that: comprise the following steps:
Step 1: soft package lithium ion power battery is put on the battery case of Pressurized-heated Sealing Arrangement inside;
Step 2: battery installation rear enclosed transfer chamber, is heated by heater strip, changes into temperature needed for being heated to, change into temperature range 0 ~ 80 DEG C, and beat gases at high pressure by air inlet is device interior pressurization simultaneously, internal pressure scope 0.15 ~ 0.4Mpa;
Step 3: temperature and the stable rear startup testing equipment of pressure are that soft package lithium ion power battery changes into;
Step 4: changed into rear closedown heating, opens transfer chamber venting, is finally taken out from transitional storehouse by soft package lithium ion power battery.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In accompanying drawing: 1, soft package lithium ion power battery; 11, soft package lithium ion power battery main body;
12, positive pole ear; 13, negative lug; 14, PP pipe; 2, Pressurized-heated Sealing Arrangement; 21, battery case; 22, anode connection terminal sub-folder; 23, negative pole splicing ear clip; 24, internal and external antithetical couplet siphunculus; 25, air inlet; 26, Explosion-proof valve; 27, heater strip; 28, temperature display; 29, pressure display screen; 210, transitional storehouse; 211, gathering-device; 3, charge/discharge test device.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described:
The present invention as shown in Figure 1, 1, a kind of soft package lithium ion power battery formation device, comprise soft package lithium ion power battery 1, it is inner that soft package lithium ion power battery 1 is arranged on Pressurized-heated Sealing Arrangement 2, soft package lithium ion power battery 1 is by soft package lithium ion power battery main body 11, positive pole ear 12 and negative lug 13 form, soft package lithium ion power battery main body 11 is arranged on the battery case 21 of Pressurized-heated Sealing Arrangement 2 inside, soft package lithium ion power battery main body 11 is connected with positive pole ear 12 and negative lug 13, positive pole ear 12 and negative lug 13 are clipped on anode connection terminal sub-folder 22 and negative pole splicing ear clip 23 respectively, anode connection terminal sub-folder 22 is connected with the charge/discharge test device 3 outside Pressurized-heated Sealing Arrangement 2 by wire with negative pole splicing ear clip 23, soft package lithium ion power battery 1 one side seal has PP pipe 14, PP pipe 14 other end to be connected with internal and external antithetical couplet siphunculus 24, and internal and external antithetical couplet siphunculus 24 is connected with gathering-device 211, and gathering-device 211 is arranged on outside Pressurized-heated Sealing Arrangement 2, transitional storehouse 210 and heater strip 27 are set above Pressurized-heated Sealing Arrangement 2, air inlet 25, Explosion-proof valve 26, temperature display 28 and pressure display screen 29 are set on the right side of Pressurized-heated Sealing Arrangement 2.
A kind of soft package lithium ion power battery chemical synthesizing method, is characterized in that: comprise the following steps:
Step 1: soft package lithium ion power battery is put on the battery case of Pressurized-heated Sealing Arrangement inside;
Step 2: battery installation rear enclosed transfer chamber, is heated by heater strip, changes into temperature needed for being heated to, change into temperature range 0 ~ 80 DEG C, and beat gases at high pressure by air inlet is device interior pressurization simultaneously, internal pressure scope 0.15 ~ 0.4Mpa;
Step 3: temperature and the stable rear startup testing equipment of pressure are that soft package lithium ion power battery changes into;
Step 4: changed into rear closedown heating, opens transfer chamber venting, is finally taken out from transitional storehouse by soft package lithium ion power battery.
Embodiment recited above is only be described the preferred embodiment of the present invention; not design of the present invention and protection range are limited; under the prerequisite not departing from design concept of the present invention; the various modification that in this area, common engineers and technicians make technical scheme of the present invention and improvement, all should fall into protection scope of the present invention.
Embodiment:
A kind of soft package lithium ion power battery formation device, is characterized in that: soft package lithium ion power battery fluid injection is put into Pressurized-heated Sealing Arrangement inside and carried out Pressurized-heated and change into after having shelved.
A kind of soft package lithium ion power battery formation device, is characterized in that: soft package lithium ion power battery one side seal has PP to manage, and battery core inside is communicated with outside batteries by pp pipe.
A kind of soft package lithium ion power battery formation device, it is characterized in that: soft package lithium ion power battery main body is arranged on the battery case of Pressurized-heated Sealing Arrangement inside, soft package lithium ion power battery positive pole ear and negative lug being clipped in respectively Pressurized-heated Sealing Arrangement internal current derives on anode connection terminal sub-folder and negative pole splicing ear clip, Pressurized-heated Sealing Arrangement internal current is just being derived, negative pole splicing ear clip wire is connected with extraneous charge/discharge test device, then battery PP pipe is connected with Sealing Arrangement internal and external antithetical couplet siphunculus, cross over pipe and extraneous electrolyte gathering-device, be connected, .
A kind of soft package lithium ion power battery formation device, it is characterized in that: Pressurized-heated Sealing Arrangement is provided with air inlet, Explosion-proof valve, heater strip, temperature display, pressure display screen and transitional storehouse, Pressurized-heated Sealing Arrangement is provided with Explosion-proof valve, when device interior gas pressure intensity reaches 0.5MPa, explosion-proof valve opens pressure release automatically, and battery is passed in and out by transitional storehouse.
A kind of soft package lithium ion power battery formation device, it is characterized in that: battery installation rear enclosed transfer chamber, heated by heater strip, temperature is changed into needed for being heated to, change into temperature range 0 ~ 80 DEG C, beat gases at high pressure by air inlet is device interior pressurization simultaneously, internal pressure scope 0.15 ~ 0.4Mpa, and temperature and the stable rear startup testing equipment of pressure are that soft package lithium ion power battery changes into.
A kind of soft package lithium ion power battery chemical synthesizing method, the steps include: to put into after soft package lithium ion power battery fluid injection has been shelved Pressurized-heated Sealing Arrangement inside to carry out Pressurized-heated and change into, wherein soft package lithium ion power battery one side seal has PP to manage, and battery core inside is communicated with outside batteries by pp pipe.Soft package lithium ion power battery main body is arranged on the battery case of Pressurized-heated Sealing Arrangement inside, soft package lithium ion power battery positive pole ear and negative lug being clipped in respectively Pressurized-heated Sealing Arrangement internal current derives on anode connection terminal sub-folder and negative pole splicing ear clip, Pressurized-heated Sealing Arrangement internal current is just being derived, negative pole splicing ear clip wire is connected with extraneous charge/discharge test device, then battery PP pipe is connected with Sealing Arrangement internal and external antithetical couplet siphunculus, cross over pipe is connected with extraneous electrolyte gathering-device, Pressurized-heated Sealing Arrangement is provided with air inlet in addition, Explosion-proof valve, heater strip, temperature display, pressure display screen and transitional storehouse.Battery installation rear enclosed transfer chamber, heated by heater strip, temperature is changed into needed for being heated to, change into temperature range 0 ~ 80 DEG C, beat gases at high pressure by air inlet is device interior pressurization simultaneously, internal pressure scope 0.15 ~ 0.4Mpa, temperature and the stable rear startup testing equipment of pressure are that soft package lithium ion power battery changes into.Change into rear closedown heating, opened transfer chamber venting, finally soft package lithium ion power battery is taken out from transitional storehouse.
Claims (2)
1. a soft package lithium ion power battery formation device, comprise soft package lithium ion power battery (1), it is inner that soft package lithium ion power battery (1) is arranged on Pressurized-heated Sealing Arrangement (2), it is characterized in that: soft package lithium ion power battery (1) is by soft package lithium ion power battery main body (11), positive pole ear (12) and negative lug (13) composition, soft package lithium ion power battery main body (11) is arranged on the inner battery case (21) of Pressurized-heated Sealing Arrangement (2), soft package lithium ion power battery main body (11) is connected with positive pole ear (12) and negative lug (13), positive pole ear (12) and negative lug (13) are clipped on anode connection terminal sub-folder (22) and negative pole splicing ear clip (23) respectively, anode connection terminal sub-folder (22) is connected by the charge/discharge test device (3) of wire with Pressurized-heated Sealing Arrangement (2) outside with negative pole splicing ear clip (23), soft package lithium ion power battery (1) one side seal has PP to manage (14), PP manages (14) other end and is connected with internal and external antithetical couplet siphunculus (24), internal and external antithetical couplet siphunculus (24) is connected with gathering-device (211), and gathering-device (211) is arranged on Pressurized-heated Sealing Arrangement (2) outward, Pressurized-heated Sealing Arrangement (2) top arranges transitional storehouse (210) and heater strip (27), and Pressurized-heated Sealing Arrangement (2) right side arranges air inlet (25), Explosion-proof valve (26), temperature display (28) and pressure display screen (29).
2. a soft package lithium ion power battery chemical synthesizing method, is characterized in that: comprise the following steps:
Step 1: soft package lithium ion power battery is put on the battery case of Pressurized-heated Sealing Arrangement inside;
Step 2: battery installation rear enclosed transfer chamber, is heated by heater strip, changes into temperature needed for being heated to, change into temperature range 0 ~ 80 DEG C, and beat gases at high pressure by air inlet is device interior pressurization simultaneously, internal pressure scope 0.15 ~ 0.4Mpa;
Step 3: temperature and the stable rear startup testing equipment of pressure are that soft package lithium ion power battery changes into;
Step 4: changed into rear closedown heating, opens transfer chamber venting, is finally taken out from transitional storehouse by soft package lithium ion power battery.
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| CN201410803411.4A CN104577204B (en) | 2014-12-23 | 2014-12-23 | A kind of soft package lithium ion power battery formation device and method thereof |
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| CN201410803411.4A CN104577204B (en) | 2014-12-23 | 2014-12-23 | A kind of soft package lithium ion power battery formation device and method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024098A (en) * | 2015-06-03 | 2015-11-04 | 奇瑞汽车股份有限公司 | Lithium ion battery formation method |
| CN109962295A (en) * | 2017-12-14 | 2019-07-02 | 宝山钢铁股份有限公司 | A kind of temperature-control pressure-control formula formation of Li-ion batteries method |
| CN109962306A (en) * | 2017-12-14 | 2019-07-02 | 宝山钢铁股份有限公司 | A kind of liquid medium temperature-control pressure-control lithium battery formation device |
| CN109962296A (en) * | 2017-12-14 | 2019-07-02 | 宝山钢铁股份有限公司 | A kind of gas medium temperature-control pressure-control lithium battery formation device |
| CN111628136A (en) * | 2020-06-04 | 2020-09-04 | 萨姆蒂萨（天津）数据信息技术有限公司 | Lithium ion pole piece battery pack liquid injection and opening activation method |
| CN111628228A (en) * | 2020-06-04 | 2020-09-04 | 萨姆蒂萨（天津）数据信息技术有限公司 | Preparation method of liquid lithium ion pole piece battery pack |
| CN114628791A (en) * | 2022-01-29 | 2022-06-14 | 北京新能源汽车股份有限公司 | Battery cell, method for improving high-temperature performance of battery cell, battery and new energy vehicle |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024098A (en) * | 2015-06-03 | 2015-11-04 | 奇瑞汽车股份有限公司 | Lithium ion battery formation method |
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| CN109962295A (en) * | 2017-12-14 | 2019-07-02 | 宝山钢铁股份有限公司 | A kind of temperature-control pressure-control formula formation of Li-ion batteries method |
| CN109962306A (en) * | 2017-12-14 | 2019-07-02 | 宝山钢铁股份有限公司 | A kind of liquid medium temperature-control pressure-control lithium battery formation device |
| CN109962296A (en) * | 2017-12-14 | 2019-07-02 | 宝山钢铁股份有限公司 | A kind of gas medium temperature-control pressure-control lithium battery formation device |
| CN111628136A (en) * | 2020-06-04 | 2020-09-04 | 萨姆蒂萨（天津）数据信息技术有限公司 | Lithium ion pole piece battery pack liquid injection and opening activation method |
| CN111628228A (en) * | 2020-06-04 | 2020-09-04 | 萨姆蒂萨（天津）数据信息技术有限公司 | Preparation method of liquid lithium ion pole piece battery pack |
| CN111628228B (en) * | 2020-06-04 | 2023-10-03 | 萨姆蒂萨集成设备设计(邢台)有限公司 | Preparation method of liquid lithium ion pole piece battery pack |
| CN114628791A (en) * | 2022-01-29 | 2022-06-14 | 北京新能源汽车股份有限公司 | Battery cell, method for improving high-temperature performance of battery cell, battery and new energy vehicle |
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| CN104577204B (en) | 2016-10-26 |
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Effective date of registration: 20160905 Address after: High tech Zone 277800 Shandong city of Zaozhuang province Thailand five Road Industrial Park, Fuyuan Electronics Group. Applicant after: Shandong Seiko Electronic Technology Co.,Ltd. Address before: High tech Zone 277800 Shandong city of Zaozhuang province Thailand five Road Industrial Park, Fuyuan Electronics Group. Applicant before: SHANDONG SHENGONGHAITE ELECTRONIC TECHNOLOGY LTD. |
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Address after: 277800 No. x6699, Guangming Road, high tech Zone, Zaozhuang City, Shandong Province (north of the junction of Guangming Road and Huaxin Road) Patentee after: Shandong Jinggong Electronic Technology Co.,Ltd. Address before: 277800 Shandong Zaozhuang high tech Zone Thailand Industrial Park Fuyuan five road hight Electronics Group Patentee before: Shandong Seiko Electronic Technology Co.,Ltd. |