JP6929036B2 - 漏液検知器 - Google Patents
漏液検知器 Download PDFInfo
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- JP6929036B2 JP6929036B2 JP2016199186A JP2016199186A JP6929036B2 JP 6929036 B2 JP6929036 B2 JP 6929036B2 JP 2016199186 A JP2016199186 A JP 2016199186A JP 2016199186 A JP2016199186 A JP 2016199186A JP 6929036 B2 JP6929036 B2 JP 6929036B2
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- 239000007788 liquid Substances 0.000 claims description 155
- 238000001514 detection method Methods 0.000 claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 17
- 238000005259 measurement Methods 0.000 description 14
- 230000007423 decrease Effects 0.000 description 10
- 230000006866 deterioration Effects 0.000 description 4
- 230000006698 induction Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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Description
1/RD=1/RW+1/RC …(1)
ランクnの上限値={(最大抵抗値−漏液閾値)/ランク総数) ×(ランク総数−ランクn+1)}+漏液閾値 …(2)
測定値変動値(%)={(直近4回分の測定抵抗値の最大値−最新の測定抵抗値)/最新の測定抵抗値}×100 …(3)
Claims (1)
- 電極対を含むセンサを少なくとも1つ有し、前記センサの電極間に存在する液体の量に応じた出力値を出力する漏液検知部と、
前記出力値に基づく値と漏液閾値とを比較することで漏液の有無を判定する漏液判定部と、
前記漏液判定部による漏液の誤判定の誘発し易さを示す値に関して、誤判定の誘発し易さのランク分けを示すデータテーブルを記憶する記憶部と、
前記出力値に基づいて漏液の誤判定の誘発し易さを示す前記値を演算し、当該値及び前記データテーブルに基づいてランク分けの処理を行う処理部と、
前記処理部によるランク分けの結果を出力する出力部と、を備え、
漏液の誤判定の誘発し易さを示す前記値は、前記出力値に基づく前記漏液検知部の抵抗値の変動の大きさに基づく値であり、
前記出力部は、外部環境のノイズを前記漏液検知部が受けることで前記抵抗値の変動が大きい場合に、前記処理部からの前記ランク分けの結果により誤判定の誘発し易さが高いランクを出力する、漏液検知器。
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JP2016199186A JP6929036B2 (ja) | 2016-10-07 | 2016-10-07 | 漏液検知器 |
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JP2016199186A JP6929036B2 (ja) | 2016-10-07 | 2016-10-07 | 漏液検知器 |
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JP2018059872A JP2018059872A (ja) | 2018-04-12 |
JP6929036B2 true JP6929036B2 (ja) | 2021-09-01 |
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JP2016199186A Active JP6929036B2 (ja) | 2016-10-07 | 2016-10-07 | 漏液検知器 |
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Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2002350275A (ja) * | 2001-05-30 | 2002-12-04 | Tatsuta Electric Wire & Cable Co Ltd | 漏液監視装置 |
JP2011226830A (ja) * | 2010-04-16 | 2011-11-10 | Hitachi-Ge Nuclear Energy Ltd | ナトリウム漏洩検出方法及びナトリウム漏洩検出装置 |
JP6395444B2 (ja) * | 2014-05-28 | 2018-09-26 | スリーエム イノベイティブ プロパティズ カンパニー | 漏液検知器及び漏液検知方法 |
JP6403433B2 (ja) * | 2014-05-28 | 2018-10-10 | スリーエム イノベイティブ プロパティズ カンパニー | 漏液検知器 |
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