JP7108062B2 - エネルギー貯蔵装置の電流保護システム - Google Patents
エネルギー貯蔵装置の電流保護システム Download PDFInfo
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- JP7108062B2 JP7108062B2 JP2021007925A JP2021007925A JP7108062B2 JP 7108062 B2 JP7108062 B2 JP 7108062B2 JP 2021007925 A JP2021007925 A JP 2021007925A JP 2021007925 A JP2021007925 A JP 2021007925A JP 7108062 B2 JP7108062 B2 JP 7108062B2
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- current
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- energy storage
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- 238000004146 energy storage Methods 0.000 title claims description 31
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 230000015556 catabolic process Effects 0.000 claims description 6
- 238000010248 power generation Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 11
- 238000005259 measurement Methods 0.000 description 6
- 239000013598 vector Substances 0.000 description 6
- 238000007664 blowing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Images
Classifications
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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
- H02J7/0029—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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
- G01R1/203—Resistors used for electric measuring, e.g. decade resistors standards, resistors for comparators, series resistors, shunts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/10—Measuring sum, difference or ratio
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
- G01R31/3828—Arrangements for monitoring battery or accumulator variables, e.g. SoC using current integration
- G01R31/3832—Arrangements for monitoring battery or accumulator variables, e.g. SoC using current integration without measurement of battery voltage
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
-
- 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
-
- 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
-
- 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
- H02J7/00304—Overcurrent 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
- H02J7/00306—Overdischarge protection
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Protection Of Static Devices (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Emergency Protection Circuit Devices (AREA)
- Direct Current Feeding And Distribution (AREA)
- Secondary Cells (AREA)
Description
110、110_1~110_n バッテリー
120、120_1~120_n バッテリーコントロールユニット
121 ヒューズ
122 バッテリー電流測定部
123 DC接点
130 接続盤
131 接点電流測定部
140 制御部
150 電力変換装置
Claims (8)
- 並列で連結された多数のバッテリー;
前記多数のバッテリーそれぞれに連結され、バッテリー電流測定部を有する多数のバッテリーコントロールユニット;
前記多数のバッテリーコントロールユニットを一つの接続点で連結し、接点電流測定部を有する接続盤;
前記接続盤に連結され、発電装置から電気エネルギーを受けて前記バッテリーを充電したり前記バッテリーに貯蔵されたエネルギーを電力系統に放出するために電気の特性を変換する電力変換装置;および
それぞれの前記バッテリー電流測定部から測定された電流値と、前記接点電流測定部から測定された電流値の符号を反転させた電流値を合算して、内部短絡の有無を検出する制御部;を含み、
内部短絡が前記多数のバッテリーコントロールユニットと前記接続盤との間の短絡であり、
前記接点電流測定部が前記接続点と前記電力変換装置との間の電流を測定するように構成されたことを特徴とする、エネルギー貯蔵装置の電流保護システム。 - 前記制御部は、それぞれの前記バッテリー電流測定部から測定された電流値と前記接点電流測定部から測定された電流値の和が0でないと、内部短絡であると判断することを特徴とする、請求項1に記載のエネルギー貯蔵装置の電流保護システム。
- 前記制御部は、それぞれの前記バッテリー電流測定部で測定された電流値と前記接点電流測定部で測定された電流値の和が0であると、エネルギー貯蔵装置が正常状態であると判断することを特徴とする、請求項1に記載のエネルギー貯蔵装置の電流保護システム。
- 前記制御部は、内部短絡であると判断されると、トリップ信号を発生してエネルギー貯蔵装置を中止させることを特徴とする、請求項1に記載のエネルギー貯蔵装置の電流保護システム。
- 前記接点電流測定部で電流を測定する方向は前記バッテリー電流測定部で電流を測定する方向と反対であることを特徴とする、請求項1に記載のエネルギー貯蔵装置の電流保護システム。
- 前記制御部は、バッテリーケーブルの絶縁破壊による高抵抗短絡事故を検出することを特徴とする、請求項1に記載のエネルギー貯蔵装置の電流保護システム。
- 前記多数のバッテリーコントロールユニットのうちいずれか一つと前記接続盤の間に短絡が発生すると、前記接点電流測定部で測定される電流の方向が反対に転換されることを特徴とする、請求項1に記載のエネルギー貯蔵装置の電流保護システム。
- 前記バッテリー電流測定部と前記接点電流測定部はシャント抵抗で構成されたことを特徴とする、請求項1に記載のエネルギー貯蔵装置の電流保護システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2020-0011185 | 2020-01-30 | ||
KR1020200011185A KR102263201B1 (ko) | 2020-01-30 | 2020-01-30 | 에너지 저장 장치의 전류 보호 시스템 |
Publications (2)
Publication Number | Publication Date |
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JP2021121166A JP2021121166A (ja) | 2021-08-19 |
JP7108062B2 true JP7108062B2 (ja) | 2022-07-27 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2021007925A Active JP7108062B2 (ja) | 2020-01-30 | 2021-01-21 | エネルギー貯蔵装置の電流保護システム |
Country Status (4)
Country | Link |
---|---|
US (1) | US20210239767A1 (ja) |
EP (1) | EP3859365A1 (ja) |
JP (1) | JP7108062B2 (ja) |
KR (1) | KR102263201B1 (ja) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120235483A1 (en) | 2011-03-18 | 2012-09-20 | Johnson Controls Technology Llc | Battery power source control and current detection systems and methods |
WO2015040725A1 (ja) | 2013-09-19 | 2015-03-26 | 東芝三菱電機産業システム株式会社 | 蓄電池システム |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09261843A (ja) * | 1996-03-18 | 1997-10-03 | Yazaki Corp | 車両用ワイヤハーネスの異常電流発生箇所特定方法及びその装置 |
JP5319224B2 (ja) * | 2008-09-25 | 2013-10-16 | 株式会社東芝 | 組電池システム |
JP5251413B2 (ja) * | 2008-10-14 | 2013-07-31 | 株式会社デンソー | 同期電動機の駆動装置 |
KR101146670B1 (ko) * | 2009-12-16 | 2012-05-23 | 삼성에스디아이 주식회사 | 에너지 관리 시스템 및 이의 제어 방법 |
JP2011135656A (ja) * | 2009-12-22 | 2011-07-07 | Sanyo Electric Co Ltd | バッテリシステム及びこれを備える車両並びにバッテリシステムの内部短絡検出方法 |
DE102010029282A1 (de) * | 2010-05-25 | 2011-12-01 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Herstellung einer Dünnschichtbatterie |
KR101074785B1 (ko) * | 2010-05-31 | 2011-10-19 | 삼성에스디아이 주식회사 | 배터리 관리 시스템 및 이의 제어 방법, 및 배터리 관리 시스템을 포함한 에너지 저장 시스템 |
KR101889558B1 (ko) * | 2011-12-15 | 2018-08-21 | 현대모비스 주식회사 | 이차전지 배터리의 단선검출장치 |
US9065296B2 (en) * | 2012-04-03 | 2015-06-23 | Samsung Sdi Co., Ltd. | Battery pack, method of measuring voltage of the battery pack, and energy storage system including the battery pack |
JP6206292B2 (ja) * | 2014-03-27 | 2017-10-04 | 株式会社オートネットワーク技術研究所 | 電源システム |
JP6708148B2 (ja) * | 2017-03-07 | 2020-06-10 | 株式会社オートネットワーク技術研究所 | 車載用電池の保護回路 |
WO2019022072A1 (ja) * | 2017-07-24 | 2019-01-31 | 工機ホールディングス株式会社 | 電池パック及び電池パックを用いた電気機器 |
CN108321775A (zh) * | 2018-01-30 | 2018-07-24 | 国网上海市电力公司 | Upfc装置与电力系统的配合保护方法 |
-
2020
- 2020-01-30 KR KR1020200011185A patent/KR102263201B1/ko active IP Right Grant
- 2020-12-29 US US17/136,619 patent/US20210239767A1/en active Pending
-
2021
- 2021-01-21 JP JP2021007925A patent/JP7108062B2/ja active Active
- 2021-01-29 EP EP21154450.7A patent/EP3859365A1/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120235483A1 (en) | 2011-03-18 | 2012-09-20 | Johnson Controls Technology Llc | Battery power source control and current detection systems and methods |
WO2015040725A1 (ja) | 2013-09-19 | 2015-03-26 | 東芝三菱電機産業システム株式会社 | 蓄電池システム |
Also Published As
Publication number | Publication date |
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JP2021121166A (ja) | 2021-08-19 |
US20210239767A1 (en) | 2021-08-05 |
KR102263201B1 (ko) | 2021-06-10 |
EP3859365A1 (en) | 2021-08-04 |
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