JP6057094B2 - 可変周波数の試験信号を使用する絶縁モニタリング - Google Patents

可変周波数の試験信号を使用する絶縁モニタリング Download PDF

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JP6057094B2
JP6057094B2 JP2014511863A JP2014511863A JP6057094B2 JP 6057094 B2 JP6057094 B2 JP 6057094B2 JP 2014511863 A JP2014511863 A JP 2014511863A JP 2014511863 A JP2014511863 A JP 2014511863A JP 6057094 B2 JP6057094 B2 JP 6057094B2
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leakage current
test signal
current
power grid
frequency
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JP2014517667A5 (enExample
JP2014517667A (ja
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ダーク ヘーメルリング
ダーク ヘーメルリング
リーマン，ラインハルド
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エスエムエー ソーラー テクノロジー アーゲー
エスエムエー ソーラー テクノロジー アーゲー
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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
    • G01R27/025—Measuring very high resistances, e.g. isolation resistances, i.e. megohm-meters
    • 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
    • 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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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
JP2014511863A 2011-05-24 2012-05-24 可変周波数の試験信号を使用する絶縁モニタリング Expired - Fee Related JP6057094B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102011050590A DE102011050590A1 (de) 2011-05-24 2011-05-24 Isolationsüberwachung mit einem Prüfsignal variabler Frequenz
DE102011050590.3 2011-05-24
PCT/EP2012/059650 WO2012160118A1 (en) 2011-05-24 2012-05-24 Isolation monitoring using a test signal of variable frequency

Publications (3)

Publication Number Publication Date
JP2014517667A JP2014517667A (ja) 2014-07-17
JP2014517667A5 JP2014517667A5 (enExample) 2015-04-09
JP6057094B2 true JP6057094B2 (ja) 2017-01-11

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JP2014511863A Expired - Fee Related JP6057094B2 (ja) 2011-05-24 2012-05-24 可変周波数の試験信号を使用する絶縁モニタリング

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US (1) US9720025B2 (enExample)
EP (1) EP2721423B1 (enExample)
JP (1) JP6057094B2 (enExample)
CN (1) CN103547932B (enExample)
DE (1) DE102011050590A1 (enExample)
ES (1) ES2627974T3 (enExample)
WO (1) WO2012160118A1 (enExample)

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CN108548982B (zh) * 2018-03-14 2020-03-10 云南电网有限责任公司电力科学研究院 一种电容电流的测试方法、装置及系统
CN108333438B (zh) * 2018-03-14 2020-04-10 云南电网有限责任公司电力科学研究院 一种电容电流的测试方法、装置及系统
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Also Published As

Publication number Publication date
EP2721423A1 (en) 2014-04-23
US9720025B2 (en) 2017-08-01
EP2721423B1 (en) 2017-03-15
WO2012160118A1 (en) 2012-11-29
CN103547932B (zh) 2016-09-21
CN103547932A (zh) 2014-01-29
DE102011050590A1 (de) 2012-11-29
JP2014517667A (ja) 2014-07-17
US20140097854A1 (en) 2014-04-10
ES2627974T3 (es) 2017-08-01

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