DE102022117805A1 - Sicherheitseinheit, Batteriepack und elektrisches Gerät - Google Patents

Sicherheitseinheit, Batteriepack und elektrisches Gerät Download PDF

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Publication number
DE102022117805A1
DE102022117805A1 DE102022117805.6A DE102022117805A DE102022117805A1 DE 102022117805 A1 DE102022117805 A1 DE 102022117805A1 DE 102022117805 A DE102022117805 A DE 102022117805A DE 102022117805 A1 DE102022117805 A1 DE 102022117805A1
Authority
DE
Germany
Prior art keywords
battery
switching element
voltage
generating resistor
battery pack
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE102022117805.6A
Other languages
German (de)
English (en)
Inventor
Tomonari Ueda
Akira Sasaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schott Japan Corp
Original Assignee
Schott Japan Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schott Japan Corp filed Critical Schott Japan Corp
Publication of DE102022117805A1 publication Critical patent/DE102022117805A1/de
Pending legal-status Critical Current

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Classifications

    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00302—Overcharge protection
    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/18—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for batteries; for accumulators
    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00306—Overdischarge protection
    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00309—Overheat or overtemperature protection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/20—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage
    • H02H3/207—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage also responsive to under-voltage
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Protection Of Static Devices (AREA)
  • Secondary Cells (AREA)
  • Fuses (AREA)
  • Battery Mounting, Suspending (AREA)
DE102022117805.6A 2021-07-16 2022-07-15 Sicherheitseinheit, Batteriepack und elektrisches Gerät Pending DE102022117805A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021-118067 2021-07-16
JP2021118067A JP2023013699A (ja) 2021-07-16 2021-07-16 保護回路

Publications (1)

Publication Number Publication Date
DE102022117805A1 true DE102022117805A1 (de) 2023-01-19

Family

ID=84546781

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102022117805.6A Pending DE102022117805A1 (de) 2021-07-16 2022-07-15 Sicherheitseinheit, Batteriepack und elektrisches Gerät

Country Status (4)

Country Link
JP (1) JP2023013699A (ja)
CN (1) CN115622168A (ja)
DE (1) DE102022117805A1 (ja)
TW (1) TWI813352B (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012231649A (ja) 2011-04-27 2012-11-22 Sony Chemical & Information Device Corp 充放電制御装置、バッテリパック、電気機器、及び、充放電制御方法
JP2017228379A (ja) 2016-06-21 2017-12-28 エヌイーシー ショット コンポーネンツ株式会社 バイパス電極付き保護素子
JP2018060659A (ja) 2016-10-05 2018-04-12 ショット日本株式会社 保護回路

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012231649A (ja) 2011-04-27 2012-11-22 Sony Chemical & Information Device Corp 充放電制御装置、バッテリパック、電気機器、及び、充放電制御方法
JP2017228379A (ja) 2016-06-21 2017-12-28 エヌイーシー ショット コンポーネンツ株式会社 バイパス電極付き保護素子
JP2018060659A (ja) 2016-10-05 2018-04-12 ショット日本株式会社 保護回路

Also Published As

Publication number Publication date
TW202307890A (zh) 2023-02-16
TWI813352B (zh) 2023-08-21
CN115622168A (zh) 2023-01-17
JP2023013699A (ja) 2023-01-26

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R012 Request for examination validly filed