JP5905157B2 - 二次電池製造用電極乾燥オーブンの自動給気流量制御装置 - Google Patents
二次電池製造用電極乾燥オーブンの自動給気流量制御装置 Download PDFInfo
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- 238000001035 drying Methods 0.000 title claims description 100
- 238000004519 manufacturing process Methods 0.000 title claims description 18
- 239000002904 solvent Substances 0.000 claims description 42
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical group CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 12
- 239000011267 electrode slurry Substances 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 5
- 239000002360 explosive Substances 0.000 claims description 5
- 239000003960 organic solvent Substances 0.000 claims description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 10
- 229910052744 lithium Inorganic materials 0.000 description 10
- 238000000926 separation method Methods 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 239000007774 positive electrode material Substances 0.000 description 3
- -1 Litium Ion Chemical class 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 239000007773 negative electrode material Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000006255 coating slurry Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002001 electrolyte material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000015110 jellies Nutrition 0.000 description 1
- 239000008274 jelly Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 229910021437 lithium-transition metal oxide Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000000935 solvent evaporation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/12—Velocity of flow; Quantity of flow, e.g. by varying fan speed, by modifying cross flow area
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/10—Temperature; Pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/22—Controlling the drying process in dependence on liquid content of solid materials or objects
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D21/00—Control of chemical or physico-chemical variables, e.g. pH value
- G05D21/02—Control of chemical or physico-chemical variables, e.g. pH value characterised by the use of electric means
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
-
- 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
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0404—Methods of deposition of the material by coating on electrode collectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
-
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Battery Electrode And Active Subsutance (AREA)
Description
外部空気を供給する給気ダクト、及び乾燥後に空気と溶媒とが混合されたガスを排出する排気ダクトを備えた一つ以上の電極乾燥オーブン;
前記排気ダクト内に装着され、排気ガス中の溶媒濃度を測定するセンサー;及び
前記センサーから受けた排気ガス中の溶媒濃度に関する情報に基づいて、空気供給量及び/またはガス排出量を制御する制御部;
を含む構造で構成されてもよい。
101 電極乾燥オーブン
111、112 サーボモーター
121 給気ダンパー
122 排気ダンパー
130 制御部
141 給気ダクト
142 排気ダクト
170 センサー
Claims (12)
- 溶媒を含む電極スラリーを集電体にコーティングした後、溶媒を乾燥させる二次電池製造用電極乾燥オーブンの給気流量制御装置であって、
外部空気を供給する給気ダクト、及び乾燥後に空気と溶媒とが混合されたガスを排出する排気ダクトを備えた一つ以上の電極乾燥オーブン;
前記排気ダクト内に設置され、排気ガス中の溶媒濃度を測定するセンサー;及び
前記センサーから受けた排気ガス中の溶媒濃度に関する情報に基づいて、空気供給量及び/またはガス排出量を制御する制御部;
を含んでおり、
前記給気流量制御装置は、二つ以上の電極乾燥オーブンを含んでおり、前記制御部は、各電極乾燥オーブンからの排気ガス中の溶媒濃度が同一になるように空気供給量を制御することを特徴とする、電極乾燥オーブンの給気流量制御装置。 - 前記溶媒は有機溶剤であることを特徴とする、請求項1に記載の電極乾燥オーブンの給気流量制御装置。
- 前記有機溶剤はNMP(N-Methyl-2-pyrrolidone)であることを特徴とする、請求項2に記載の電極乾燥オーブンの給気流量制御装置。
- 電極スラリーが集電体にコーティングされた電極の進行方向に沿って二つ以上の電極乾燥オーブンが連続的に配列されていることを特徴とする、請求項1に記載の電極乾燥オーブンの給気流量制御装置。
- 前記電極乾燥オーブンの長さは3m〜6mであって、総30m〜60m長さの乾燥区間を構成するように各電極乾燥オーブンが配列されていることを特徴とする、請求項4に記載の電極乾燥オーブンの給気流量制御装置。
- 前記給気ダクト及び排気ダクトは、それぞれ空気の供給量を調節できるように前記給気ダクト上に装着されている給気ダンパー、及びガスの排出量を調節できるように前記排気ダクト上に装着されている排気ダンパーを含んでいることを特徴とする、請求項1に記載の電極乾燥オーブンの給気流量制御装置。
- 前記排気ダンパー及び給気ダンパーは、それぞれダクト型バルブであることを特徴とする、請求項6に記載の電極乾燥オーブンの給気流量制御装置。
- 前記給気ダンパー及び排気ダンパーは、制御部によって調節され、空気供給量を制御することを特徴とする、請求項6に記載の電極乾燥オーブンの給気流量制御装置。
- 前記給気ダンパー及び排気ダンパーは、制御部からの制御信号によってダンパーの開度を調整するダンパー調整部をさらに含んでいることを特徴とする、請求項8に記載の電極乾燥オーブンの給気流量制御装置。
- 前記ダンパー調整部はサーボモーターであることを特徴とする、請求項9に記載の電極乾燥オーブンの給気流量制御装置。
- 前記制御部は、排気ガスの溶媒濃度がLEL(lower explosive limit)の25%以下に維持されるように空気供給量及び/またはガス排出量を制御することを特徴とする、請求項1に記載の電極乾燥オーブンの給気流量制御装置。
- 溶媒を含む電極スラリーを集電体にコーティングした後、溶媒を乾燥させる二次電池製造用電極乾燥オーブンの給気流量制御装置であって、
外部空気を供給する給気ダクト、及び乾燥後に空気と溶媒とが混合されたガスを排出する排気ダクトを備えた一つ以上の電極乾燥オーブン;
前記排気ダクト内に設置され、排気ガス中の溶媒濃度を測定するセンサー;及び
前記センサーから受けた排気ガス中の溶媒濃度に関する情報に基づいて、空気供給量及び/またはガス排出量を制御する制御部;
を含んでおり、
前記制御部は、排気ガスの溶媒濃度がLEL(lower explosive limit)の25%以下に維持されるように空気供給量及び/またはガス排出量を制御することを特徴とする、電極乾燥オーブンの給気流量制御装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR1020120051208A KR101475429B1 (ko) | 2012-05-15 | 2012-05-15 | 이차전지 제조용 전극 건조 오븐 자동 급기 유량 제어 장치 |
KR10-2012-0051208 | 2012-05-15 | ||
PCT/KR2013/003784 WO2013172576A1 (ko) | 2012-05-15 | 2013-05-02 | 이차전지 제조용 전극 건조 오븐 자동 급기 유량 제어 장치 |
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JP2015515736A JP2015515736A (ja) | 2015-05-28 |
JP5905157B2 true JP5905157B2 (ja) | 2016-04-20 |
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US (1) | US20150086866A1 (ja) |
JP (1) | JP5905157B2 (ja) |
KR (1) | KR101475429B1 (ja) |
CN (1) | CN104285115B (ja) |
WO (1) | WO2013172576A1 (ja) |
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CN105932226B (zh) * | 2016-05-19 | 2018-11-13 | 宁德时代新能源科技股份有限公司 | 一种电池极片的干燥方法 |
CN106766699A (zh) * | 2016-12-24 | 2017-05-31 | 信宜市安然中药饮片有限公司 | 一种新型药材烘干机 |
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JP6880996B2 (ja) * | 2017-04-28 | 2021-06-02 | 日産自動車株式会社 | リチウムイオン二次電池用負極及びそれを用いたリチウムイオン二次電池、並びに、リチウムイオン二次電池用負極の製造方法 |
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KR20100115788A (ko) * | 2008-03-26 | 2010-10-28 | 도쿄엘렉트론가부시키가이샤 | 처리 챔버의 배기 가스 유량의 제어 방법 및 처리 장치 |
JP5272564B2 (ja) * | 2008-08-04 | 2013-08-28 | 日産自動車株式会社 | 電極材乾燥方法および電極材乾燥装置 |
JP5277818B2 (ja) * | 2008-09-12 | 2013-08-28 | 日産自動車株式会社 | 電極材乾燥装置、および電極材乾燥方法 |
JP5534771B2 (ja) * | 2009-10-09 | 2014-07-02 | パナソニック株式会社 | 塗布膜の乾燥方法と乾燥装置 |
JP5543869B2 (ja) * | 2010-07-23 | 2014-07-09 | 日本碍子株式会社 | リチウムイオン電池用電極塗膜乾燥炉 |
CN201758155U (zh) * | 2010-07-27 | 2011-03-09 | 韦学忠 | 铅酸蓄电池极板用表面干燥炉 |
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2012
- 2012-05-15 KR KR1020120051208A patent/KR101475429B1/ko active IP Right Grant
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2013
- 2013-05-02 WO PCT/KR2013/003784 patent/WO2013172576A1/ko active Application Filing
- 2013-05-02 CN CN201380023894.XA patent/CN104285115B/zh active Active
- 2013-05-02 JP JP2015510184A patent/JP5905157B2/ja active Active
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WO2013172576A1 (ko) | 2013-11-21 |
KR20130127578A (ko) | 2013-11-25 |
US20150086866A1 (en) | 2015-03-26 |
CN104285115B (zh) | 2016-03-30 |
CN104285115A (zh) | 2015-01-14 |
KR101475429B1 (ko) | 2014-12-23 |
JP2015515736A (ja) | 2015-05-28 |
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