JPS59202078A - 活線ケ−ブルの絶縁劣化診断方法 - Google Patents
活線ケ−ブルの絶縁劣化診断方法Info
- Publication number
- JPS59202078A JPS59202078A JP58076888A JP7688883A JPS59202078A JP S59202078 A JPS59202078 A JP S59202078A JP 58076888 A JP58076888 A JP 58076888A JP 7688883 A JP7688883 A JP 7688883A JP S59202078 A JPS59202078 A JP S59202078A
- Authority
- JP
- Japan
- Prior art keywords
- cable
- voltage
- leakage current
- insulation deterioration
- positive
- 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.)
- Granted
Links
- 230000006866 deterioration Effects 0.000 title claims description 19
- 238000009413 insulation Methods 0.000 title claims description 15
- 238000000034 method Methods 0.000 title claims description 9
- 238000003745 diagnosis Methods 0.000 title description 3
- 238000012544 monitoring process Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 240000005572 Syzygium cordatum Species 0.000 description 7
- 235000006650 Syzygium cordatum Nutrition 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000007935 neutral effect Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 238000001615 p wave Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 241001455214 Acinonyx jubatus Species 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229920003020 cross-linked polyethylene Polymers 0.000 description 1
- 239000004703 cross-linked polyethylene Substances 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000008685 targeting Effects 0.000 description 1
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Testing Relating To Insulation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58076888A JPS59202078A (ja) | 1983-04-30 | 1983-04-30 | 活線ケ−ブルの絶縁劣化診断方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58076888A JPS59202078A (ja) | 1983-04-30 | 1983-04-30 | 活線ケ−ブルの絶縁劣化診断方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59202078A true JPS59202078A (ja) | 1984-11-15 |
| JPH0425504B2 JPH0425504B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-05-01 |
Family
ID=13618173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58076888A Granted JPS59202078A (ja) | 1983-04-30 | 1983-04-30 | 活線ケ−ブルの絶縁劣化診断方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59202078A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS564066A (en) * | 1979-06-26 | 1981-01-16 | Furukawa Electric Co Ltd:The | Water-tree detection method of rubber/plastic insulated power cable |
| JPS5848872A (ja) * | 1981-09-18 | 1983-03-22 | Hitachi Ltd | ケ−ブル劣化検出装置 |
-
1983
- 1983-04-30 JP JP58076888A patent/JPS59202078A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS564066A (en) * | 1979-06-26 | 1981-01-16 | Furukawa Electric Co Ltd:The | Water-tree detection method of rubber/plastic insulated power cable |
| JPS5848872A (ja) * | 1981-09-18 | 1983-03-22 | Hitachi Ltd | ケ−ブル劣化検出装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0425504B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-05-01 |