KR20200091466A - 배터리의 셀 밸런싱 - Google Patents

배터리의 셀 밸런싱 Download PDF

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Publication number
KR20200091466A
KR20200091466A KR1020207020399A KR20207020399A KR20200091466A KR 20200091466 A KR20200091466 A KR 20200091466A KR 1020207020399 A KR1020207020399 A KR 1020207020399A KR 20207020399 A KR20207020399 A KR 20207020399A KR 20200091466 A KR20200091466 A KR 20200091466A
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KR
South Korea
Prior art keywords
smd
cell
current
balancing
voltage
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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.)
Withdrawn
Application number
KR1020207020399A
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English (en)
Korean (ko)
Inventor
에릭 폴 그래스호프
Original Assignee
에릭 폴 그래스호프
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Application filed by 에릭 폴 그래스호프 filed Critical 에릭 폴 그래스호프
Publication of KR20200091466A publication Critical patent/KR20200091466A/ko
Withdrawn legal-status Critical Current

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    • 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
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014—Circuits for equalisation of charge between batteries
    • H02J7/0016—Circuits for equalisation of charge between batteries using shunting, discharge or bypass circuits
    • 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
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014—Circuits for equalisation of charge between batteries
    • 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
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014—Circuits for equalisation of charge between batteries
    • H02J7/0019—Circuits for equalisation of charge between batteries using switched or multiplexed charge circuits
    • 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
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
    • H02J7/0049—Detection of fully charged condition
    • 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
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
    • 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
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
    • 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)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)
KR1020207020399A 2017-12-21 2018-12-13 배터리의 셀 밸런싱 Withdrawn KR20200091466A (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201762609063P 2017-12-21 2017-12-21
US62/609,063 2017-12-21
US201862658364P 2018-04-16 2018-04-16
US62/658,364 2018-04-16
US15/961,604 2018-04-24
US15/961,604 US10910847B2 (en) 2017-12-21 2018-04-24 Active cell balancing in batteries using switch mode dividers
PCT/US2018/065523 WO2019125916A1 (en) 2017-12-21 2018-12-13 Cell balancing in batteries

Publications (1)

Publication Number Publication Date
KR20200091466A true KR20200091466A (ko) 2020-07-30

Family

ID=66948985

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020207020399A Withdrawn KR20200091466A (ko) 2017-12-21 2018-12-13 배터리의 셀 밸런싱

Country Status (6)

Country Link
US (1) US10910847B2 (enExample)
EP (1) EP3729600A4 (enExample)
JP (1) JP2021507669A (enExample)
KR (1) KR20200091466A (enExample)
CN (1) CN109950942A (enExample)
WO (1) WO2019125916A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
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US20240006894A1 (en) * 2017-12-21 2024-01-04 Eric Paul Grasshoff Active cell balancing in batteries using switch mode dividers
US11876394B2 (en) * 2017-12-21 2024-01-16 Eric Paul Grasshoff Active cell balancing in batteries using switch mode dividers
KR102756814B1 (ko) * 2019-02-19 2025-01-20 삼성전자주식회사 복수의 배터리들을 제어하는 방법 및 그 방법을 적용한 전자 장치
WO2021107220A1 (ko) * 2019-11-29 2021-06-03 주식회사 민테크 배터리 상태 추정 장치 및 방법
TWI762961B (zh) * 2020-06-24 2022-05-01 倍米科技股份有限公司 運用單一充電器作電池組平衡的系統及充電方法
CN114696376A (zh) * 2020-12-25 2022-07-01 神讯电脑(昆山)有限公司 充电方法与充电装置
JP7668143B2 (ja) * 2021-03-24 2025-04-24 日置電機株式会社 電圧生成装置
US12051925B2 (en) * 2021-06-21 2024-07-30 Lenovo (Singapore) Pte. Ltd. Charging control method of a battery pack for portable electronic devices
WO2023224678A1 (en) * 2022-05-20 2023-11-23 Grasshoff Eric Paul Active cell balancing in batteries using switch mode dividers
US20250175014A1 (en) * 2023-11-28 2025-05-29 Eric Paul Grasshoff Method for estimating balancing current using current limiting via impedance characterization
WO2025129242A1 (en) * 2023-12-18 2025-06-26 Kevin Stephen Davies Energy storage system

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Also Published As

Publication number Publication date
CN109950942A (zh) 2019-06-28
US10910847B2 (en) 2021-02-02
EP3729600A4 (en) 2021-07-14
US20190199106A1 (en) 2019-06-27
JP2021507669A (ja) 2021-02-22
EP3729600A1 (en) 2020-10-28
WO2019125916A1 (en) 2019-06-27

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