JPH032256B2 - - Google Patents
Info
- Publication number
- JPH032256B2 JPH032256B2 JP58109029A JP10902983A JPH032256B2 JP H032256 B2 JPH032256 B2 JP H032256B2 JP 58109029 A JP58109029 A JP 58109029A JP 10902983 A JP10902983 A JP 10902983A JP H032256 B2 JPH032256 B2 JP H032256B2
- Authority
- JP
- Japan
- Prior art keywords
- resin layer
- electrodes
- power supply
- liquid leakage
- conductive resin
- 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
- 239000007788 liquid Substances 0.000 claims description 45
- 239000011347 resin Substances 0.000 claims description 42
- 229920005989 resin Polymers 0.000 claims description 42
- 238000001514 detection method Methods 0.000 claims description 25
- 238000005259 measurement Methods 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 15
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 10
- 239000004020 conductor Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 description 8
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- -1 cermets Substances 0.000 description 1
- 239000011231 conductive filler Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/042—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid
- G01M3/045—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
- G01M3/165—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means by means of cables or similar elongated devices, e.g. tapes
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10902983A JPS60338A (ja) | 1983-06-16 | 1983-06-16 | 漏液検知装置 |
| DE19843422394 DE3422394A1 (de) | 1983-06-16 | 1984-06-15 | Fluessigkeitsverlustanzeiger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10902983A JPS60338A (ja) | 1983-06-16 | 1983-06-16 | 漏液検知装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60338A JPS60338A (ja) | 1985-01-05 |
| JPH032256B2 true JPH032256B2 (de) | 1991-01-14 |
Family
ID=14499796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10902983A Granted JPS60338A (ja) | 1983-06-16 | 1983-06-16 | 漏液検知装置 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS60338A (de) |
| DE (1) | DE3422394A1 (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6440057U (de) * | 1987-09-04 | 1989-03-09 | ||
| JPH0249552Y2 (de) * | 1985-06-19 | 1990-12-27 | ||
| JPH01163861U (de) * | 1988-05-09 | 1989-11-15 | ||
| JPH0227559U (de) * | 1988-08-11 | 1990-02-22 | ||
| DE4239495C2 (de) * | 1992-11-25 | 1995-04-13 | Willibald Luber | Vorrichtung zur zerstörungsfreien Aufdeckung von Schäden an flächenhaften Abdichtungen wie auf Brücken, Wannen, Deponiesohlen und Flachdächern |
| DE10249787A1 (de) * | 2002-10-24 | 2004-05-13 | Körber, Karin | System mit Sensoren zur Detektion und Ortung einer Benetzung von Flächen mit flüssigen Medien und Sensoren |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53145697A (en) * | 1977-05-25 | 1978-12-19 | Junkosha Co Ltd | Fluid sensor element |
| JPS564850B2 (de) * | 1977-09-10 | 1981-02-02 | ||
| JPS57165750A (en) * | 1981-04-03 | 1982-10-12 | Marcon Electronics Co Ltd | Humidity-sensitive element |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS564850U (de) * | 1979-06-26 | 1981-01-17 |
-
1983
- 1983-06-16 JP JP10902983A patent/JPS60338A/ja active Granted
-
1984
- 1984-06-15 DE DE19843422394 patent/DE3422394A1/de active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53145697A (en) * | 1977-05-25 | 1978-12-19 | Junkosha Co Ltd | Fluid sensor element |
| JPS564850B2 (de) * | 1977-09-10 | 1981-02-02 | ||
| JPS57165750A (en) * | 1981-04-03 | 1982-10-12 | Marcon Electronics Co Ltd | Humidity-sensitive element |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3422394A1 (de) | 1984-12-20 |
| DE3422394C2 (de) | 1989-09-14 |
| JPS60338A (ja) | 1985-01-05 |
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