JPS6262299B2 - - Google Patents
Info
- Publication number
- JPS6262299B2 JPS6262299B2 JP9299079A JP9299079A JPS6262299B2 JP S6262299 B2 JPS6262299 B2 JP S6262299B2 JP 9299079 A JP9299079 A JP 9299079A JP 9299079 A JP9299079 A JP 9299079A JP S6262299 B2 JPS6262299 B2 JP S6262299B2
- Authority
- JP
- Japan
- Prior art keywords
- traveling wave
- phase line
- circuit
- fault
- pulse
- 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
- 238000000034 method Methods 0.000 claims description 24
- 230000000630 rising effect Effects 0.000 claims description 7
- 238000005259 measurement Methods 0.000 description 10
- 230000010354 integration Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000001159 Fisher's combined probability test Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Locating Faults (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9299079A JPS5616878A (en) | 1979-07-21 | 1979-07-21 | Measuring method for cable accident point |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9299079A JPS5616878A (en) | 1979-07-21 | 1979-07-21 | Measuring method for cable accident point |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5616878A JPS5616878A (en) | 1981-02-18 |
JPS6262299B2 true JPS6262299B2 (enrdf_load_stackoverflow) | 1987-12-25 |
Family
ID=14069799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9299079A Granted JPS5616878A (en) | 1979-07-21 | 1979-07-21 | Measuring method for cable accident point |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5616878A (enrdf_load_stackoverflow) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60100061A (ja) * | 1983-11-04 | 1985-06-03 | Showa Electric Wire & Cable Co Ltd | ケ−ブルの部分放電発生位置測定装置 |
JPS6237697A (ja) * | 1985-07-26 | 1987-02-18 | Yunaito Board:Kk | 熱交換素子 |
JPH0711551B2 (ja) * | 1985-09-04 | 1995-02-08 | 昭和電線電纜株式会社 | ケ−ブル線路の事故点標定法 |
JP2013257150A (ja) * | 2012-06-11 | 2013-12-26 | Mitsubishi Electric Corp | 電力ケーブルの絶縁欠陥位置標定装置および絶縁欠陥位置標定方法 |
-
1979
- 1979-07-21 JP JP9299079A patent/JPS5616878A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5616878A (en) | 1981-02-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4914394A (en) | Pocket-size time domain reflectometer | |
US5321632A (en) | Method and apparatus for measuring the length of a transmission line in accordance with a reflected waveform | |
US4788488A (en) | Continuous condition sensing system | |
EP0146640B1 (en) | Period detection circuit | |
US4950998A (en) | Continuous condition sensing system | |
RU2098838C1 (ru) | Способ определения расстояния до места повреждения и длины проводов и кабелей линий электропередачи и связи и устройство для его осуществления | |
JPS6262299B2 (enrdf_load_stackoverflow) | ||
US5045797A (en) | Continuous condition sensing system determining liquid level by admittance measurement | |
JP2606806B2 (ja) | 信号経路の電気的伝播時間の確認方法 | |
US4580281A (en) | Self-arming, prescaling frequency counter system | |
US3668522A (en) | Method and apparatus for characterizing test elements on the basis of rise-time degradation | |
JPS63191979A (ja) | 伝送路パラメ−タ測定装置 | |
JPH07117564B2 (ja) | ケーブル絶縁劣化点標定方法 | |
JP3089643B2 (ja) | 電気機器の部分放電検出装置 | |
EP3982130A1 (en) | Apparatus and method for determining a response of a device under test to an electrical pulse generated by a pulse generator | |
SU972238A1 (ru) | Акустический уровнемер | |
US4300024A (en) | Technique for measuring a duration of signaling pulses in a telephone circuit | |
JP3124637B2 (ja) | ケーブル事故点標定方法 | |
JPS59225366A (ja) | 断線位置検出方式 | |
JPH02161368A (ja) | 部分放電測定方法 | |
JPH05327564A (ja) | ケーブル障害測定装置 | |
JPS61215971A (ja) | ケ−ブル線路の事故点標定法 | |
SU1644049A1 (ru) | Способ измерени длительности импульсов | |
SU1215043A1 (ru) | Измеритель частотно-временных параметров электрических сигналов | |
JPH068849B2 (ja) | 部分放電パルス測定装置 |