JPH0452694B2 - - Google Patents
Info
- Publication number
- JPH0452694B2 JPH0452694B2 JP58138075A JP13807583A JPH0452694B2 JP H0452694 B2 JPH0452694 B2 JP H0452694B2 JP 58138075 A JP58138075 A JP 58138075A JP 13807583 A JP13807583 A JP 13807583A JP H0452694 B2 JPH0452694 B2 JP H0452694B2
- Authority
- JP
- Japan
- Prior art keywords
- digital
- data
- digital data
- current
- analog
- 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
- 230000005540 biological transmission Effects 0.000 claims description 32
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 9
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 238000005070 sampling Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
- Emergency Protection Circuit Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58138075A JPS6028718A (ja) | 1983-07-28 | 1983-07-28 | デイジタル式差動保護継電器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58138075A JPS6028718A (ja) | 1983-07-28 | 1983-07-28 | デイジタル式差動保護継電器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6028718A JPS6028718A (ja) | 1985-02-13 |
| JPH0452694B2 true JPH0452694B2 (de) | 1992-08-24 |
Family
ID=15213375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58138075A Granted JPS6028718A (ja) | 1983-07-28 | 1983-07-28 | デイジタル式差動保護継電器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6028718A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0234452A (ja) * | 1988-07-26 | 1990-02-05 | Mitsubishi Motors Corp | 自動車の緊急脱出装置 |
| JP4769480B2 (ja) * | 2004-04-27 | 2011-09-07 | パナソニック株式会社 | 光ヘッド、光情報記録再生装置、コンピュータ、映像再生装置、サーバー、カーナビゲーションシステム |
| JP2010008743A (ja) * | 2008-06-27 | 2010-01-14 | Hoya Corp | レンズ保持構造 |
-
1983
- 1983-07-28 JP JP58138075A patent/JPS6028718A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6028718A (ja) | 1985-02-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4943888A (en) | Electronic circuit breaker using digital circuitry having instantaneous trip capability | |
| CN102401869A (zh) | 用于快速确定电力系统中的故障的装置和方法 | |
| US4371908A (en) | Digital protective relaying systems | |
| Johns et al. | A new approach to EHV Direction comparisn protection using digital signal processing techniqles | |
| US4620257A (en) | Carrier relay system | |
| US4577279A (en) | Method and apparatus for providing offset compensation | |
| US4538195A (en) | Three terminal current differential protective relay | |
| JPH0452694B2 (de) | ||
| CN110148340B (zh) | 一种单相接地故障真型模拟实验相间短路保护装置及方法 | |
| Wheatley | A microprocessor based current differential protection | |
| US6525917B1 (en) | Power transforming system and method | |
| US7206177B2 (en) | Device and method for protection against overcurrents in an electrical energy distribution cabinet | |
| GB1531571A (en) | Offset keying technique for segregation phase comparison relaying | |
| JPS6252539B2 (de) | ||
| Cronin et al. | Transient lightning overvoltage protection requirements for a 500 kv gas-insulated substation | |
| JP2577424B2 (ja) | 電流差動継電方式 | |
| Redfern et al. | A new approach to digital current differential protection for low and medium voltage feeder circuits using a digital voice-frequency grade communications channel | |
| JPS5857059B2 (ja) | 配電線短絡保護方式 | |
| GB2172455A (en) | Electrical supply line protection apparatus | |
| JPH0541420Y2 (de) | ||
| JP2953891B2 (ja) | ディジタル形母線保護装置 | |
| SU1262619A1 (ru) | Устройство дл защиты от короткого замыкани трехфазного реактора | |
| CA1240780A (en) | Three terminal current differential protective relay | |
| JPH11215684A (ja) | 保護継電装置及びそのビット電送方法 | |
| JP3681142B2 (ja) | 差動保護継電装置 |