JPH0576250B2 - - Google Patents
Info
- Publication number
- JPH0576250B2 JPH0576250B2 JP24583886A JP24583886A JPH0576250B2 JP H0576250 B2 JPH0576250 B2 JP H0576250B2 JP 24583886 A JP24583886 A JP 24583886A JP 24583886 A JP24583886 A JP 24583886A JP H0576250 B2 JPH0576250 B2 JP H0576250B2
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- calculation
- current
- magnitude
- calculation result
- 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 - Lifetime
Links
- 230000010363 phase shift Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 13
- 238000001514 detection method Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 238000005070 sampling Methods 0.000 description 5
- 230000032683 aging Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000003672 processing method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Emergency Protection Circuit Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24583886A JPS6399720A (ja) | 1986-10-15 | 1986-10-15 | デジタル保護継電器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24583886A JPS6399720A (ja) | 1986-10-15 | 1986-10-15 | デジタル保護継電器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6399720A JPS6399720A (ja) | 1988-05-02 |
| JPH0576250B2 true JPH0576250B2 (fr) | 1993-10-22 |
Family
ID=17139602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24583886A Granted JPS6399720A (ja) | 1986-10-15 | 1986-10-15 | デジタル保護継電器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6399720A (fr) |
-
1986
- 1986-10-15 JP JP24583886A patent/JPS6399720A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6399720A (ja) | 1988-05-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| SE439863B (sv) | Sett och apparat for overvakning av en digital skyddsreleanordning | |
| KR910002055B1 (ko) | 디지탈 보호 계전기 | |
| EP0371192B1 (fr) | Méthode pour détecter des quantités électriques | |
| EP0214483B1 (fr) | Méthode pour mesurer la distance dans des relais digitaux à distance | |
| JPH0576250B2 (fr) | ||
| EP0367563B1 (fr) | Détecteur d'une quantité d'électricité | |
| JPH0576248B2 (fr) | ||
| JPH0561856B2 (fr) | ||
| US4667198A (en) | Apparatus for measuring quantity of AC electricity | |
| JPH0576249B2 (fr) | ||
| JPS6152613B2 (fr) | ||
| JPH0561857B2 (fr) | ||
| Radojević et al. | Effective two-terminal numerical algorithm for overhead lines protection | |
| US6584365B1 (en) | Electronic trip device with offset correction means | |
| JPH0767226B2 (ja) | デジタル保護継電器 | |
| SU1116489A1 (ru) | Вы вительный орган дл защиты от несимметричного короткого замыкани трехфазной электроустановки | |
| JPH02187668A (ja) | 周波数検出装置 | |
| JPS6392217A (ja) | デジタル保護継電器 | |
| JP2520713B2 (ja) | デジタル保護継電器 | |
| JPH01218321A (ja) | デジタル保護継電器 | |
| JPS6175270A (ja) | 交流計測装置 | |
| JPH0777483B2 (ja) | デジタル保護継電器 | |
| Hájek et al. | The fastest determination of precise magnitude and phase of harmonic signal in case of 50 Hz power line disturbance | |
| JPH0552124B2 (fr) | ||
| JPH0727599B2 (ja) | 異地点計測情報の同期方式 |