JP2012516012A - 燃料電池デバイスのガルバニック絶縁をモニタリングするための装置及び方法 - Google Patents
燃料電池デバイスのガルバニック絶縁をモニタリングするための装置及び方法 Download PDFInfo
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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
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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]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
- H01M8/04537—Electric variables
- H01M8/04544—Voltage
- H01M8/04559—Voltage of fuel cell stacks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
- G01R27/18—Measuring resistance to earth, i.e. line to ground
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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
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
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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
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
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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]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
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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
- G01R31/50—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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- 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
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Abstract
Description
Rth=Rm(UFC+Um1−Um2)/(Um2−Um1)
Uth=−Um1(UFC)/(Um2−Um1)
により解くことができる。
Claims (11)
- 燃料電池の少なくとも1つのスタックと、燃料電池の少なくとも1つの負荷回路と、前記少なくとも1つのスタックの近傍の少なくとも1つの構造とを有する燃料電池デバイスのガルバニック絶縁をモニタリングするための測定装置であって、
前記燃料電池デバイスは、負荷回路として、燃料電池により生成される直流電流を処理するパワーエレクトロニクスを有する電流処理手段を有し、
前記燃料電池デバイスは、前記燃料電池の少なくとも1つのスタックと、前記少なくとも1つの構造に対して自由に電気フロートする構成に対する前記燃料電池の少なくとも1つの負荷回路とを配置するためのガルバニック隔離を有し、
当該測定装置は、前記少なくとも1つの構造に関する既知のインピーダンスを有する少なくとも1つの測定要素と、前記構造に対する燃料電池のフロートの電圧情報を形成するため、前記測定要素からの測定を実行する手段とを有し、
前記燃料電池デバイスは、少なくとも2つのスイッチングポイントを有し、当該測定装置は、前記測定要素に対して前記スイッチングポイントをスイッチするための少なくとも2つのスイッチを有し、
当該測定装置は、ガルバニック絶縁をモニタリングするため、測定において前記スイッチを制御し、前記形成された電圧情報とスイッチングポイントの間の電圧情報とを処理してガルバニック絶縁の抵抗情報とキャパシタンス情報とを形成する少なくとも1つの信号プロセッサを有し、
前記キャパシタンス情報の形成は、キャパシタンス値と電圧情報曲線の指数定数との比較に基づき、
前記少なくとも1つの信号プロセッサは、ガルバニック絶縁の状態に関する情報と前記状態の可能な変更に関する情報と形成するため、前記抵抗及びキャパシタンス情報を合成する測定装置。 - 前記燃料電池デバイスは、保護接地に接続される前記構造を有する、請求項1記載の燃料電池デバイス。
- 前記測定装置は、異なる測定エリアを形成し、異なるインピーダンスを有する測定要素を有する、請求項1記載の燃料電池デバイス。
- 前記測定装置は、キャパシタンス情報を形成する際にスイッチのスイッチ状態変化に関する電圧情報の変更ダイナミクスの推定を計算することによって、電圧情報を処理するための前記信号プロセッサを有する、請求項1記載の燃料電池デバイス。
- 前記燃料電池デバイスは、前記燃料電池デバイスの電流処理を実行するパワーエレクトロニクスの電子を制御するため統合された前記測定装置を有する、請求項1記載の燃料電池デバイス。
- 前記燃料電池デバイスは、前記燃料電池の負荷として少なくとも1つのDC−DCコンバータを有する、請求項1記載の燃料電池デバイス。
- 燃料電池デバイスのガルバニック絶縁をモニタリングする方法であって、当該方法において、
燃料電池のための負荷回路として、燃料電池により生成される直流電流を処理するパワーエレクトロニクスを有する電流処理手段が使用され、
燃料電池の少なくとも1つのスタックと、燃料電池の近傍の少なくとも1つの構造に対する自由に電気フロートする構成に対する前記少なくとも1つの負荷回路とが構成され、
前記少なくとも1つの構造に関する既知のインピーダンスを有する少なくとも1つの測定要素への少なくとも2つのスイッチングポイントを介した制御されたスイッチングが実行され、
電圧情報を形成するため前記測定要素からの測定が実行され、
ガルバニック絶縁の抵抗情報とキャパシタンス情報とを形成するため、スイッチングポイントの間の少なくとも電圧情報と前記形成された電圧情報とが処理され、
前記キャパシタンス情報の形成は、キャパシタンス値と電圧情報曲線の指数定数との間の比較に基づき、
ガルバニック絶縁の状態に関する情報と前記状態の可能な変更に関する情報とを形成するため、前記抵抗及びキャパシタンス情報が合成される方法。 - 前記構造は、保護接地に接続される、請求項7記載の方法。
- 異なる測定エリアを形成するため、異なるインピーダンスを有する前記測定要素が使用される、請求項7記載の方法。
- キャパシタンス情報を形成するため、電圧情報が、スイッチのスイッチ状態変更に関する電圧情報の変更ダイナミクスの推定を計算することによって処理される、請求項7記載の方法。
- 前記燃料電池により生成される直流電流は、前記燃料電池の負荷としての少なくとも1つのDC−DCコンバータにより処理される、請求項7記載の方法。
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FI20095053A FI122083B (fi) | 2009-01-23 | 2009-01-23 | Järjestely ja menetelmä polttokennolaitteen sähköisen eristyksen seurantaan |
FI20095053 | 2009-01-23 | ||
PCT/FI2009/051028 WO2010084239A2 (en) | 2009-01-23 | 2009-12-22 | Arrangement and method for monitoring galvanic isolation of fuel cell device |
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JP2012516012A true JP2012516012A (ja) | 2012-07-12 |
JP5756028B2 JP5756028B2 (ja) | 2015-07-29 |
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US (1) | US8624611B2 (ja) |
EP (1) | EP2389702B1 (ja) |
JP (1) | JP5756028B2 (ja) |
KR (1) | KR101676891B1 (ja) |
CN (1) | CN102292861B (ja) |
FI (1) | FI122083B (ja) |
WO (1) | WO2010084239A2 (ja) |
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JP7383746B2 (ja) | 2022-03-23 | 2023-11-20 | 本田技研工業株式会社 | 地絡判定システム、および地絡判定方法 |
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FI125567B (en) * | 2011-02-28 | 2015-11-30 | Convion Oy | Method and arrangement for improving the operation of a high temperature fuel cell system |
TWI427308B (zh) * | 2011-10-18 | 2014-02-21 | Iner Aec Executive Yuan | 多功能固態氧化物燃料電池檢測裝置 |
KR101308254B1 (ko) * | 2012-03-19 | 2013-09-13 | 강남대학교 산학협력단 | 연료 전지 스택의 상태 진단 장치 및 그 방법 |
US10605844B2 (en) * | 2013-08-31 | 2020-03-31 | Ford Global Technologies, Llc | Vehicle high-voltage systems isolation testing |
US10882403B2 (en) * | 2013-08-31 | 2021-01-05 | Ford Global Technologies, Llc | Vehicle high/low voltage systems isolation testing |
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JP7383746B2 (ja) | 2022-03-23 | 2023-11-20 | 本田技研工業株式会社 | 地絡判定システム、および地絡判定方法 |
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KR20110119729A (ko) | 2011-11-02 |
EP2389702B1 (en) | 2013-07-24 |
US20110298469A1 (en) | 2011-12-08 |
WO2010084239A2 (en) | 2010-07-29 |
US8624611B2 (en) | 2014-01-07 |
FI20095053A (fi) | 2010-07-24 |
CN102292861B (zh) | 2014-01-29 |
WO2010084239A3 (en) | 2010-10-14 |
EP2389702A2 (en) | 2011-11-30 |
FI20095053A0 (fi) | 2009-01-23 |
CN102292861A (zh) | 2011-12-21 |
FI122083B (fi) | 2011-08-15 |
JP5756028B2 (ja) | 2015-07-29 |
KR101676891B1 (ko) | 2016-11-16 |
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