JPH0124013B2 - - Google Patents
Info
- Publication number
- JPH0124013B2 JPH0124013B2 JP57058538A JP5853882A JPH0124013B2 JP H0124013 B2 JPH0124013 B2 JP H0124013B2 JP 57058538 A JP57058538 A JP 57058538A JP 5853882 A JP5853882 A JP 5853882A JP H0124013 B2 JPH0124013 B2 JP H0124013B2
- Authority
- JP
- Japan
- Prior art keywords
- amount
- current
- suppression
- terminal
- sampling
- 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.)
- Expired
Links
- 230000001629 suppression Effects 0.000 claims description 38
- 238000005070 sampling Methods 0.000 claims description 18
- 238000004364 calculation method Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims 1
- 230000007257 malfunction Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 9
- 229920006395 saturated elastomer Polymers 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 210000004899 c-terminal region Anatomy 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 230000002123 temporal effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
Landscapes
- Emergency Protection Circuit Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57058538A JPS58175923A (ja) | 1982-04-08 | 1982-04-08 | 電流差動保護継電装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57058538A JPS58175923A (ja) | 1982-04-08 | 1982-04-08 | 電流差動保護継電装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58175923A JPS58175923A (ja) | 1983-10-15 |
| JPH0124013B2 true JPH0124013B2 (esLanguage) | 1989-05-09 |
Family
ID=13087211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57058538A Granted JPS58175923A (ja) | 1982-04-08 | 1982-04-08 | 電流差動保護継電装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58175923A (esLanguage) |
-
1982
- 1982-04-08 JP JP57058538A patent/JPS58175923A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58175923A (ja) | 1983-10-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4281386A (en) | Systems for detecting faults in electric power systems | |
| WO2018122632A1 (en) | A method for detecting inrush and ct saturation and an inteligent electronic device therfor | |
| CA2007833C (en) | Method and system of transformer protection and method and system of detecting a defective winding | |
| JPWO2016199293A1 (ja) | 保護リレー装置 | |
| JPH0124013B2 (esLanguage) | ||
| JPH0124012B2 (esLanguage) | ||
| JP2000224755A (ja) | 電流差動保護継電装置 | |
| US8194374B2 (en) | Differential element with harmonic blocking and harmonic restraint operating in parallel | |
| JP2766350B2 (ja) | 電流差動保護継電装置 | |
| JPS6126425A (ja) | 変圧器の保護装置 | |
| JPH07107653A (ja) | 一相断線常時監視方式 | |
| JPH07322489A (ja) | 直流送電線の保護継電装置および直流変圧器の不良検出回路 | |
| JP2723354B2 (ja) | ディジタル保護継電装置の点検方式 | |
| JP2503972B2 (ja) | 母線保護継電装置 | |
| JP2011196701A (ja) | 微小地絡検出装置及び微小地絡検出システム | |
| JPS5849028A (ja) | 保護継電装置 | |
| JPS5818862B2 (ja) | デイジタル母線保護継電方式 | |
| JPS58151819A (ja) | 地絡回線選択リレ− | |
| JPH0322822A (ja) | ディジタル形母線保護リレー | |
| JPH08189944A (ja) | 平行２回線送電線における零相電流の検出および利用方法 | |
| JPH11318026A (ja) | 母線保護継電装置 | |
| JPH02223331A (ja) | 事故相選別装置 | |
| JPH0822130B2 (ja) | 事故相選別方法 | |
| JPS6366135B2 (esLanguage) | ||
| JPH0526933A (ja) | 零相電流検出装置 |