JPS6316701B2 - - Google Patents
Info
- Publication number
- JPS6316701B2 JPS6316701B2 JP12650581A JP12650581A JPS6316701B2 JP S6316701 B2 JPS6316701 B2 JP S6316701B2 JP 12650581 A JP12650581 A JP 12650581A JP 12650581 A JP12650581 A JP 12650581A JP S6316701 B2 JPS6316701 B2 JP S6316701B2
- Authority
- JP
- Japan
- Prior art keywords
- conductor
- tube
- insulated
- short
- pipe
- 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
- 239000000463 material Substances 0.000 claims description 36
- 230000005684 electric field Effects 0.000 claims description 30
- 230000006698 induction Effects 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 20
- 239000004020 conductor Substances 0.000 claims description 18
- 230000000737 periodic effect Effects 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 238000009413 insulation Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 6
- 230000010355 oscillation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12650581A JPS5827040A (ja) | 1981-08-11 | 1981-08-11 | 導電体被覆断熱管の短絡箇所探知方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12650581A JPS5827040A (ja) | 1981-08-11 | 1981-08-11 | 導電体被覆断熱管の短絡箇所探知方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5827040A JPS5827040A (ja) | 1983-02-17 |
| JPS6316701B2 true JPS6316701B2 (2) | 1988-04-11 |
Family
ID=14936863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12650581A Granted JPS5827040A (ja) | 1981-08-11 | 1981-08-11 | 導電体被覆断熱管の短絡箇所探知方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5827040A (2) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE199675T1 (de) | 1995-06-26 | 2001-03-15 | Nextrom Holding Sa | Extrusionsvorrichtung, tubenförmiger gegenstand und rohr |
| JPH11511706A (ja) | 1995-12-12 | 1999-10-12 | コネノール・オー・ワイ | 均質な材料を押出し加工機で製造する方法、押出し加工機および多層プラスチック管 |
| MX2013012600A (es) * | 2011-04-29 | 2013-12-06 | Eaton Corp | Sistema de monitorizacion de degradacion para ensamblaje de mangueras. |
| JP6492150B1 (ja) * | 2017-11-02 | 2019-03-27 | 株式会社川本製作所 | 増圧給水装置及び漏水検知器 |
-
1981
- 1981-08-11 JP JP12650581A patent/JPS5827040A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5827040A (ja) | 1983-02-17 |
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