JP2022520010A - 故障検出装置およびその方法 - Google Patents
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- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
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- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
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- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
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- G—PHYSICS
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- 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
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- G01R31/2832—Specific tests of electronic circuits not provided for elsewhere
- G01R31/2836—Fault-finding or characterising
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- 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]
- G01R31/3644—Constructional arrangements
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- G—PHYSICS
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- 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
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- G—PHYSICS
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- 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
- G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
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- G—PHYSICS
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- 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
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- G01R31/54—Testing for continuity
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- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0061—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electrical machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
- G01R31/007—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks using microprocessors or computers
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- General Engineering & Computer Science (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
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Abstract
Description
Claims (10)
- 制御信号に応じて車両バッテリーの充電状態を表示する表示器の故障を検出する故障検出装置において、
前記制御信号が既設定された所定のイベントを満足すると、インターラプト信号を生成するインターラプト生成部と、
前記制御信号のアナログ値をデジタル値に変換して前記制御信号の電圧値を検出する電圧検出部と、そして、
前記表示器の動作の有無、前記インターラプト信号の生成の有無および前記制御信号の電圧値のうち、少なくとも1つに基づいて前記表示器の故障の有無および故障の類型のうち、少なくとも1つを判断する判断部と、を含む故障検出装置。 - 前記判断部は、
前記表示器が動作中であると判断されると、
前記インターラプト信号の生成の有無および前記制御信号の電圧値に応じて前記表示器の故障の有無および故障の類型を判断する請求項1に記載の故障検出装置。 - 前記判断部は、
前記インターラプト信号が生成され、前記制御信号の電圧値が第1しきい値よりも大きく、前記第1しきい値よりも大きい第2しきい値よりも小さい範囲に含まれると、前記表示器が正常に動作するものと判断し、
前記インターラプト信号が生成され、前記制御信号の電圧値が前記第1しきい値よりも大きく、前記第2しきい値よりも小さい範囲に含まれていないと、前記表示器に故障が発生したものと判断する請求項2に記載の故障検出装置。 - 前記判断部は、
前記インターラプト信号が生成され、前記制御信号の電圧値が第1しきい値よりも小さいか、または等しければ、前記表示器の故障の類型を接地短絡と判断し、
前記制御信号の電圧値が第2しきい値よりも大きいか、または等しければ、前記表示器の故障の類型をケーブル開放と判断する請求項3に記載の故障検出装置。 - 前記判断部は、
前記インターラプト信号が生成されない場合、前記表示器に故障が発生したものと判断する請求項2に記載の故障検出装置。 - 前記判断部は、
前記制御信号の電圧値が第3しきい値よりも小さいか、または等しければ、前記表示器の故障の類型を接地短絡と判断し、
前記制御信号の電圧値が第3しきい値よりも大きければ、前記表示器の故障の類型をバッテリー短絡と判断する請求項5に記載の故障検出装置。 - 前記判断部は、
前記表示器が動作中ではないと判断されると、
前記制御信号の電圧値に応じて前記表示器の故障の有無および故障の類型を判断する請求項1に記載の故障検出装置。 - 前記判断部は、
前記制御信号の電圧値が第4しきい値よりも小さいか、または等しければ、前記表示器が正常の状態であるものと判断し、
前記制御信号の電圧値が第4しきい値よりも大きければ、前記表示器の故障の類型をバッテリー短絡と判断する請求項7に記載の故障検出装置。 - 制御信号に応じて車両バッテリーの充電状態を表示する表示器の故障を検出する故障検出装置を用いる故障検出方法において、
前記制御信号が既設定された所定のイベントを満足すると、インターラプト信号を生成するステップと、
前記制御信号のアナログ値をデジタル値に変換して前記制御信号の電圧値を検出するステップと、そして、
前記表示器の動作の有無、前記インターラプト信号の生成の有無および前記制御信号の電圧値のうち、少なくとも1つに基づいて前記表示器の故障の有無および故障の類型のうち、少なくとも1つを判断するステップと、を含む故障検出方法。 - 前記表示器の故障の有無および故障の類型のうち、少なくとも1つを判断するステップは、
前記表示器の動作の有無を判断するステップと、
前記表示器が動作中であると判断されると、前記インターラプト信号が発生したと判断されると、前記インターラプト信号の生成の有無および前記制御信号の電圧値のうち、少なくとも1つに基づいて前記表示器の故障の有無および故障の類型のうち、少なくとも1つを判断するステップと、そして、
前記表示器が動作中ではないと判断されると、前記制御信号の電圧値に基づいて前記表示器の故障の有無および故障の類型のうち、少なくとも1つを判断するステップと、を含む請求項9に記載の故障検出方法。
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EP (1) | EP3916405A4 (ja) |
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CN208297656U (zh) * | 2018-04-03 | 2018-12-28 | 国家电网公司 | 一种配电网故障线路检测装置 |
JP6698909B1 (ja) * | 2019-04-09 | 2020-05-27 | 三菱電機株式会社 | 車載電子制御装置 |
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2019
- 2019-01-21 KR KR1020190007615A patent/KR20200090508A/ko not_active Application Discontinuation
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2020
- 2020-01-21 WO PCT/KR2020/000997 patent/WO2020153702A1/ko unknown
- 2020-01-21 JP JP2021542455A patent/JP7268169B2/ja active Active
- 2020-01-21 CN CN202080010197.0A patent/CN113330321B/zh active Active
- 2020-01-21 EP EP20745465.3A patent/EP3916405A4/en active Pending
- 2020-01-21 US US17/424,822 patent/US20220024344A1/en active Pending
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JP2008232978A (ja) * | 2007-03-23 | 2008-10-02 | Mitsubishi Electric Corp | 配線異常検出装置 |
JP2016014558A (ja) * | 2014-07-01 | 2016-01-28 | 日立オートモティブシステムズ株式会社 | 自動車用電子制御ユニットの検査システム |
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JP2023100717A (ja) | 2023-07-19 |
JP7268169B2 (ja) | 2023-05-02 |
WO2020153702A1 (ko) | 2020-07-30 |
CN113330321A (zh) | 2021-08-31 |
CN113330321B (zh) | 2024-05-31 |
EP3916405A4 (en) | 2022-10-19 |
EP3916405A1 (en) | 2021-12-01 |
KR20200090508A (ko) | 2020-07-29 |
US20220024344A1 (en) | 2022-01-27 |
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