JPS61263015A - 真空インタラプタの真空度低下検出装置 - Google Patents
真空インタラプタの真空度低下検出装置Info
- Publication number
- JPS61263015A JPS61263015A JP10488185A JP10488185A JPS61263015A JP S61263015 A JPS61263015 A JP S61263015A JP 10488185 A JP10488185 A JP 10488185A JP 10488185 A JP10488185 A JP 10488185A JP S61263015 A JPS61263015 A JP S61263015A
- Authority
- JP
- Japan
- Prior art keywords
- vacuum
- degree
- voltage
- waveform
- decrease
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000007423 decrease Effects 0.000 claims description 35
- 239000002184 metal Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 description 37
- 238000010586 diagram Methods 0.000 description 10
- 230000010363 phase shift Effects 0.000 description 8
- 230000003247 decreasing effect Effects 0.000 description 7
- 239000003990 capacitor Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10488185A JPS61263015A (ja) | 1985-05-16 | 1985-05-16 | 真空インタラプタの真空度低下検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10488185A JPS61263015A (ja) | 1985-05-16 | 1985-05-16 | 真空インタラプタの真空度低下検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61263015A true JPS61263015A (ja) | 1986-11-21 |
| JPH043614B2 JPH043614B2 (https=) | 1992-01-23 |
Family
ID=14392528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10488185A Granted JPS61263015A (ja) | 1985-05-16 | 1985-05-16 | 真空インタラプタの真空度低下検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61263015A (https=) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3837605A1 (de) * | 1987-11-06 | 1989-05-24 | Mitsubishi Electric Corp | Vorrichtung zur ueberwachung des trennverhaltens eines vakuumschalters |
| EP2079089A3 (en) * | 2008-01-09 | 2010-09-01 | Hitachi Ltd. | Vacuum switchgear and a method of diagnosing vacuum pressure thereof |
| JP2015015172A (ja) * | 2013-07-05 | 2015-01-22 | 日新電機株式会社 | 真空バルブの真空度監視方法及び真空バルブの真空度監視装置 |
| WO2016035365A1 (ja) * | 2014-09-01 | 2016-03-10 | 株式会社日立製作所 | 真空バルブの圧力診断装置または真空バルブ装置 |
-
1985
- 1985-05-16 JP JP10488185A patent/JPS61263015A/ja active Granted
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3837605A1 (de) * | 1987-11-06 | 1989-05-24 | Mitsubishi Electric Corp | Vorrichtung zur ueberwachung des trennverhaltens eines vakuumschalters |
| US4937698A (en) * | 1987-11-06 | 1990-06-26 | Mitsubishi Denki Kabushiki Kaisha | System for foreseeing deterioration in interrupting performance of vacuum interrupter |
| EP2079089A3 (en) * | 2008-01-09 | 2010-09-01 | Hitachi Ltd. | Vacuum switchgear and a method of diagnosing vacuum pressure thereof |
| JP2015015172A (ja) * | 2013-07-05 | 2015-01-22 | 日新電機株式会社 | 真空バルブの真空度監視方法及び真空バルブの真空度監視装置 |
| WO2016035365A1 (ja) * | 2014-09-01 | 2016-03-10 | 株式会社日立製作所 | 真空バルブの圧力診断装置または真空バルブ装置 |
| JP2016051618A (ja) * | 2014-09-01 | 2016-04-11 | 株式会社日立製作所 | 真空バルブの圧力診断装置または真空バルブ装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH043614B2 (https=) | 1992-01-23 |
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