JPH0575980B2 - - Google Patents
Info
- Publication number
- JPH0575980B2 JPH0575980B2 JP59024780A JP2478084A JPH0575980B2 JP H0575980 B2 JPH0575980 B2 JP H0575980B2 JP 59024780 A JP59024780 A JP 59024780A JP 2478084 A JP2478084 A JP 2478084A JP H0575980 B2 JPH0575980 B2 JP H0575980B2
- Authority
- JP
- Japan
- Prior art keywords
- insulation
- detection means
- current detection
- insulation failure
- point
- 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 - Fee Related
Links
- 238000009413 insulation Methods 0.000 claims description 101
- 238000000034 method Methods 0.000 claims description 48
- 238000001514 detection method Methods 0.000 claims description 44
- 238000005259 measurement Methods 0.000 claims description 43
- 238000005260 corrosion Methods 0.000 claims description 27
- 230000007797 corrosion Effects 0.000 claims description 21
- 230000007547 defect Effects 0.000 claims description 16
- 230000007935 neutral effect Effects 0.000 claims description 16
- 230000002950 deficient Effects 0.000 claims description 12
- 238000004364 calculation method Methods 0.000 claims description 6
- 238000000691 measurement method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 11
- 239000003990 capacitor Substances 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 241000219198 Brassica Species 0.000 description 1
- 235000003351 Brassica cretica Nutrition 0.000 description 1
- 235000003343 Brassica rupestris Nutrition 0.000 description 1
- QKSKPIVNLNLAAV-UHFFFAOYSA-N bis(2-chloroethyl) sulfide Chemical compound ClCCSCCCl QKSKPIVNLNLAAV-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011549 displacement method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 235000010460 mustard Nutrition 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
Landscapes
- Locating Faults (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59024780A JPS60169774A (ja) | 1984-02-13 | 1984-02-13 | ケ−ブル絶縁不良点の活線下標定方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59024780A JPS60169774A (ja) | 1984-02-13 | 1984-02-13 | ケ−ブル絶縁不良点の活線下標定方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60169774A JPS60169774A (ja) | 1985-09-03 |
| JPH0575980B2 true JPH0575980B2 (da) | 1993-10-21 |
Family
ID=12147692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59024780A Granted JPS60169774A (ja) | 1984-02-13 | 1984-02-13 | ケ−ブル絶縁不良点の活線下標定方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60169774A (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0675090B2 (ja) * | 1988-09-12 | 1994-09-21 | 住友電気工業株式会社 | ケーブル絶縁不良点探知方法および装置 |
| WO2000037925A1 (en) * | 1998-12-18 | 2000-06-29 | Future Fibre Technologies Pty Ltd | Apparatus and method for monitoring a structure using a counter-propagating signal method for locating events |
| JP7193244B2 (ja) * | 2018-03-30 | 2022-12-20 | トヨタ自動車株式会社 | 標定システム |
-
1984
- 1984-02-13 JP JP59024780A patent/JPS60169774A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60169774A (ja) | 1985-09-03 |
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| VANĚK et al. | Identification of ground faults according to the analysis of electromagnetic fields of MV lines |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |