JPH0449068B2 - - Google Patents
Info
- Publication number
- JPH0449068B2 JPH0449068B2 JP57074856A JP7485682A JPH0449068B2 JP H0449068 B2 JPH0449068 B2 JP H0449068B2 JP 57074856 A JP57074856 A JP 57074856A JP 7485682 A JP7485682 A JP 7485682A JP H0449068 B2 JPH0449068 B2 JP H0449068B2
- Authority
- JP
- Japan
- Prior art keywords
- optical signal
- lightning
- power transmission
- tower
- signal generator
- 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
- 230000003287 optical effect Effects 0.000 claims description 37
- 230000005540 biological transmission Effects 0.000 claims description 24
- 238000001514 detection method Methods 0.000 claims description 15
- 238000012544 monitoring process Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 description 11
- 239000010959 steel Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 2
- 206010016754 Flashback Diseases 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 239000003721 gunpowder Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/22—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-emitting devices, e.g. LED, optocouplers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Locating Faults (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57074856A JPS58198769A (ja) | 1982-05-04 | 1982-05-04 | 送電鉄塔における落雷検知方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57074856A JPS58198769A (ja) | 1982-05-04 | 1982-05-04 | 送電鉄塔における落雷検知方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58198769A JPS58198769A (ja) | 1983-11-18 |
| JPH0449068B2 true JPH0449068B2 (cs) | 1992-08-10 |
Family
ID=13559371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57074856A Granted JPS58198769A (ja) | 1982-05-04 | 1982-05-04 | 送電鉄塔における落雷検知方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58198769A (cs) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0762689B2 (ja) * | 1985-10-31 | 1995-07-05 | 昭和電線電纜株式会社 | ケ−ブル事故区間標定方法 |
| JPH04101239U (ja) * | 1991-02-20 | 1992-09-01 | 四国電力株式会社 | 閃絡表示器 |
| JPH071976B2 (ja) * | 1991-02-20 | 1995-01-11 | 四国電力株式会社 | 閃絡表示器 |
-
1982
- 1982-05-04 JP JP57074856A patent/JPS58198769A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58198769A (ja) | 1983-11-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6369704B2 (en) | Method and apparatus for light outage detection | |
| US2364994A (en) | Electrified fence installation | |
| JPH0449068B2 (cs) | ||
| US5220321A (en) | Method for the provision of malfunction protection for lights in decentralized traffic-light installations | |
| CN101957421B (zh) | 在线置零检测、监测高阻接地故障的方法及其测试装置 | |
| CA2059782C (en) | Generator rotor winding ground detection | |
| CN207924051U (zh) | 一种线路故障点检测装置 | |
| JPS6135370A (ja) | 送電線のせん絡鉄塔位置検知装置 | |
| CN104408945B (zh) | 一种基于载波通讯的总线式的道路信号系统及其工作方法 | |
| JPS58159636A (ja) | 送電線監視方法 | |
| JPS58180960A (ja) | 事故点標定装置 | |
| JPS6040968A (ja) | 送電鉄塔の異常電流監視装置 | |
| JPH10142285A (ja) | 送電線路の事故情報伝送システム | |
| JPS6125076A (ja) | 事故区間標定装置 | |
| EP0453659A1 (en) | Apparatus for picking-up and transmitting failure signals in installations comprising several lamps in parallel, especially for public lighting systems | |
| JPH037274B2 (cs) | ||
| JPH0228105B2 (ja) | Hikarifuaibafukugokakuchisenryojikotetsutoshikibetsuhoshiki | |
| JPS6040967A (ja) | 送電鉄塔のせん絡監視装置 | |
| JP2660562B2 (ja) | ランプの断芯検出装置 | |
| SU1252201A1 (ru) | Устройство дл обеспечени электробезопасности при производстве работ на контактной сети | |
| JPS6255375B2 (cs) | ||
| RU1809549C (ru) | Способ контрол каскада наружного освещени | |
| KR200338379Y1 (ko) | 가공송전선로 고장점 송수신기 | |
| JPS62121373A (ja) | 送配電線事故区間標定システム | |
| SU1400921A1 (ru) | Устройство дл определени поврежденного диодного блока группового заземлени опор контактной сети |