JP6886430B2 - 部分放電検出装置および部分放電検出方法 - Google Patents

部分放電検出装置および部分放電検出方法 Download PDF

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JP6886430B2
JP6886430B2 JP2018121539A JP2018121539A JP6886430B2 JP 6886430 B2 JP6886430 B2 JP 6886430B2 JP 2018121539 A JP2018121539 A JP 2018121539A JP 2018121539 A JP2018121539 A JP 2018121539A JP 6886430 B2 JP6886430 B2 JP 6886430B2
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partial discharge
waveform
phase
digital signal
signal
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JP2020003279A (ja
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和久 高見
和久 高見
城戸　三安
三安 城戸
吉田　昌司
昌司 吉田
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Hitachi Ltd
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JP2018121539A 2018-06-27 2018-06-27 部分放電検出装置および部分放電検出方法 Active JP6886430B2 (ja)

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KR102409588B1 (ko) * 2022-03-08 2022-06-23 주식회사 케이에너지시스템 다중 주파수 대역 판별 기능을 구비한 아크 감지장치

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JP3126391B2 (ja) * 1990-12-12 2001-01-22 株式会社東芝 部分放電検出器
JP3124359B2 (ja) * 1992-03-13 2001-01-15 古河電気工業株式会社 電力ケーブルの部分放電測定方法および装置
JP2003254999A (ja) * 2002-02-28 2003-09-10 Yokogawa Electric Corp 交流電流測定回路
TWI308640B (en) * 2006-12-27 2009-04-11 Ind Tech Res Inst Portable partial discharge detection device and method thereof
JP5350976B2 (ja) * 2009-10-28 2013-11-27 三菱電機株式会社 部分放電計測装置
JP6253775B2 (ja) * 2014-06-10 2017-12-27 株式会社日立製作所 部分放電診断システム及び部分放電診断方法

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