JP2023521353A - デガッシング装置およびデガッシング方法 - Google Patents
デガッシング装置およびデガッシング方法 Download PDFInfo
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- 238000007872 degassing Methods 0.000 title claims abstract description 67
- 238000001816 cooling Methods 0.000 claims abstract description 85
- 239000003792 electrolyte Substances 0.000 claims abstract description 52
- 239000008151 electrolyte solution Substances 0.000 claims abstract description 28
- 230000008859 change Effects 0.000 claims description 5
- 239000012466 permeate Substances 0.000 claims description 3
- 230000000704 physical effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000001994 activation Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000005679 Peltier effect Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
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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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/30—Arrangements for facilitating escape of gases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/105—Pouches or flexible bags
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0413—Large-sized flat cells or batteries for motive or stationary systems with plate-like electrodes
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0436—Small-sized flat cells or batteries for portable equipment
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0481—Compression means other than compression means for stacks of electrodes and separators
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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
- H01M10/04—Construction or manufacture in general
- H01M10/049—Processes for forming or storing electrodes in the battery container
-
- 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
- H01M10/52—Removing gases inside the secondary cell, e.g. by absorption
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/657—Means for temperature control structurally associated with the cells by electric or electromagnetic means
- H01M10/6572—Peltier elements or thermoelectric devices
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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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
- H01M50/609—Arrangements or processes for filling with liquid, e.g. electrolytes
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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
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- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Gas Exhaust Devices For Batteries (AREA)
Abstract
Description
本発明は、パウチからガスを除去するデガッシング方法を第1実施形態として提供する。
本発明は、パウチからガスを除去するデガッシング装置を第2実施形態として提供する。
10a 本体部
10b ガスポケット部
20 下型
30 上型
40 ガス吸入器
50 冷却部材(冷却装置)
Claims (15)
- 電極組立体が搭載され電解液が注入される本体部および前記本体部から一側に延びたガスポケット部を有するパウチのデガッシング装置であって、
前記本体部の底面が上に配置される下型と、
前記下型の上に配置された前記本体部の上面を下降して加圧する上型とを含み、
前記下型または前記上型の少なくともいずれか一つ以上は冷却部材によって冷却され、前記本体部に当接する時に、前記本体部内に注入された前記電解液の冷却が行われる、デガッシング装置。 - 前記下型と前記上型が前記本体部を加圧する時に、前記ガスポケット部に浸透してガスを吸気するガス吸入器をさらに含む、請求項1に記載のデガッシング装置。
- 前記冷却部材は、電流が印加されると冷却が行われるペルチェ素子を含む、請求項2に記載のデガッシング装置。
- 前記ペルチェ素子は、前記本体部と当接する前記上型の表面または前記下型の表面を他の部分よりも迅速に冷却するように前記上型または前記下型に設置される、請求項3に記載のデガッシング装置。
- 前記ペルチェ素子は、前記下型に設置されるか、前記上型と前記下型の両方に設置される、請求項4に記載のデガッシング装置。
- 前記下型で設置された前記ペルチェ素子は、前記パウチが載置された時に、他の地点よりも前記本体部と前記ガスポケット部との境界地点でより密集して設置される、請求項5に記載のデガッシング装置。
- 前記冷却部材は、冷却の前に前記電解液の粘度が「X」である時に、冷却後の前記電解液の粘度が「1.5X」以上になるまで前記電解液を冷却する、請求項2に記載のデガッシング装置。
- 前記冷却の前に前記電解液の温度は20度~30度であり、前記冷却部材によって冷却した後の前記電解液の温度は0度~15度である、請求項5に記載のデガッシング装置。
- 前記ガス吸入器は、前記電解液の温度が予め定められた基準以上に冷却された後、ガスを吸気する、請求項5に記載のデガッシング装置。
- 電極組立体が搭載され電解液が注入される本体部および前記本体部から一側に延びたガスポケット部を有するパウチのデガッシング方法であって、
下型の上に本体部を載置するパウチ載置ステップと、
上型が下降して、前記下型の上に配置された前記本体部を加圧する加圧ステップと、
ガス吸入器がガスポケット部に浸透して、ガスを吸気する吸気ステップとを含み、
前記吸気ステップが開始される前に、前記本体部を冷却する冷却ステップが行われる、デガッシング方法。 - 前記冷却ステップは、前記パウチ載置ステップの後、前記加圧ステップの前に開始される、請求項10に記載のデガッシング方法。
- 前記冷却ステップと前記加圧ステップが行われる間に吸気ステップが開始される、請求項11に記載のデガッシング方法。
- 前記電解液が予め定められた温度以下に冷却された後、前記吸気ステップが開始される、請求項12に記載のデガッシング方法。
- 前記冷却ステップでは、前記本体部と前記ガスポケット部の連結地点を他の地点よりも迅速に冷却する、請求項11から請求項13のいずれか一項に記載のデガッシング方法。
- 前記冷却ステップにおいて、前記電解液は、物性の変化が発生しない温度範囲内で冷却が行われる、請求項11から請求項14のいずれか一項に記載のデガッシング方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR10-2020-0054784 | 2020-05-07 | ||
KR1020200054784A KR20210136482A (ko) | 2020-05-07 | 2020-05-07 | 디개싱장치 및 디개싱방법 |
PCT/KR2021/005718 WO2021225398A1 (ko) | 2020-05-07 | 2021-05-07 | 디개싱장치 및 디개싱방법 |
Publications (2)
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JP2023521353A true JP2023521353A (ja) | 2023-05-24 |
JP7497555B2 JP7497555B2 (ja) | 2024-06-11 |
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CN115428246A (zh) | 2022-12-02 |
WO2021225398A1 (ko) | 2021-11-11 |
KR20210136482A (ko) | 2021-11-17 |
EP4117102A1 (en) | 2023-01-11 |
US20230163403A1 (en) | 2023-05-25 |
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