WO2013022165A1 - 누유 감지 장치 - Google Patents
누유 감지 장치 Download PDFInfo
- Publication number
- WO2013022165A1 WO2013022165A1 PCT/KR2012/002180 KR2012002180W WO2013022165A1 WO 2013022165 A1 WO2013022165 A1 WO 2013022165A1 KR 2012002180 W KR2012002180 W KR 2012002180W WO 2013022165 A1 WO2013022165 A1 WO 2013022165A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- polymer
- film layer
- base film
- line
- oil
- Prior art date
Links
Images
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
- 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
-
- 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
- G01M3/18—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
-
- 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
- G01M3/40—Investigating fluid-tightness of structures by using electric means, e.g. by observing electric discharges
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
Definitions
- the present invention relates to an oil leak detecting apparatus, and relates to an apparatus for detecting oil leaking by directly attaching to a place where oil leakage is expected by a tape method (eg, an oil supply pipe, an oil tank, a supply pipe, etc.).
- the present invention relates to a leak detection device that enables a simple and accurate judgment.
- Leak sensors of various methods are used to detect leakage in leakage, and the present applicant has already proposed a leakage detection apparatus as shown in FIG. 10 in Patent Application No. 10-2009-0065050.
- the leak detection device is a conductive line 42 by a silver compound or a pure conductor ink having a 0 to 20 ⁇ in the longitudinal direction on the base film layer 41 formed of a film such as PET, PE, PTFE, PVC, etc.
- Printed, and the conductive polymer line 43 is attached side by side while being spaced apart from the conductive line 42 by a predetermined distance.
- the conductive polymer line 43 detects the occurrence of leakage by changing the resistance value in response to oil such as a hydrocarbon liquid.
- An upper protective film layer 50 is stacked on the base film layer 41.
- a plurality of holes 51 are formed in the upper protective film layer 50 at regular intervals, and the conductive polymer line The holes 51 are formed at the same positions as the attached positions of the 43.
- the resistance change value is read from the controller to determine whether leakage occurs.
- the conventional oil leakage detecting apparatus as described above has a high incidence of error since the conductive polymer line 43 for detecting oil leakage is very sensitive to a change in temperature.
- An object of the present invention is proposed to improve the problems in the prior art as described above, forming a pair of polymer lines side by side on the tape substrate and then only one polymer line to detect the oil, the other
- the object of the present invention is to provide a leaky oil detecting device that accurately detects leaked oil regardless of a change in temperature as a reference line of resistance value change according to temperature change.
- a pair of polymer lines formed side by side in the longitudinal direction on the upper surface of the base film layer;
- a pair of conductive lines formed in parallel with the polymer line in a longitudinal direction at an upper surface of the base film layer
- An upper protective film layer attached to an upper surface of the base film layer and having a plurality of sensing holes formed at predetermined intervals in a longitudinal direction at a position where only one polymer line of the pair of polymer lines is exposed; It is done.
- the oil leakage detecting apparatus As described above, according to the oil leakage detecting apparatus according to the present invention, even in a place where the temperature change is severe, stable oil leakage can be detected by the polymer line, thereby improving reliability, and thus oil leakage generated by changes in the surrounding environment. The error of the alarm can be prevented.
- FIG. 1 is an exploded perspective view showing the present invention for each layer.
- Figure 3 is a view showing a connection state between the controller and the leak detection device.
- 4 is an internal circuit block diagram of a controller.
- 5 is a graph showing a change in resistance value of a polymer line due to temperature change.
- Figure 6 shows another embodiment of the present invention applied to an oil pipe.
- Figure 7 shows another embodiment of the present invention for detecting leakage levels.
- Fig. 8 shows the positional relationship between polymer lines and holes.
- 9 is a diagram for explaining a state of leak detection.
- FIG. 10 is a view showing the structure of a conventional leak detection apparatus.
- Figure 1 is a cross-sectional view of the leak detection sensor 10 according to an embodiment of the present invention, which is in the form of a tape so that it can be attached to the outside of the floor or wall or pipe, the adhesion layer 100
- the base layer 200 and the upper protective layer 300 are sequentially stacked upward from the bottom.
- the adhesive layer 100 is a layer for attaching where leakage of oil is expected, and is formed in the form of an adhesive tape such as a double-sided tape.
- a pair of conductive lines 210 and 240 are printed on the upper surface of the base layer 200 formed of a film such as PET, PE, PTFE, or PVC by a silver compound or pure conductor ink having 0 to 20 ⁇ in the longitudinal direction. Pure or thin films (copper, stainless, iron, etc.) may be attached using an adhesive, and a pair of polymer lines 220 and 230 may be attached to each other while being spaced apart from the conductive lines 210 and 240 at a predetermined distance.
- the polymer lines 220 and 230 are formed close to each other, and the conductive lines 210 and 240 are formed outside the polymer lines 220 and 230.
- first conductive line 210 and the first polymer line 220 is electrically connected by a connector or the like, and the second conductive line 240 and the second polymer line 230 are electrically connected in a similar manner.
- the polymer lines 220 and 230 may be formed of porous or conductive polymers.
- the polymer lines 220 and 230 detect the occurrence of leakage by changing the resistance in response to oil such as hydrocarbon liquid.
- the polymer lines 220 and 230 may be attached to the base layer 200 by various methods such as adhesive, ultrasonic welding, and thermocompression, and the upper protective layer 300 may be attached on the base layer 200. At the same time, it can be attached in the same way as above.
- An upper protective layer 300 is positioned above the base layer 200, and the upper protective layer 300 includes any one of the polymer lines 220 of the pair of polymer lines 220 and 230, as shown in FIG. 2.
- a plurality of sensing holes 310 are formed at regular intervals in the longitudinal direction.
- the polymer line 230 which is not exposed by the sensing hole 310 becomes a reference line for detecting a change in temperature.
- the stacked base layer 200 and the upper protective layer 300 are bonded by thermocompression bonding or ultrasonic welding, or an adhesive.
- the sensing holes 310, the conductive lines 210 and 240, and the polymer lines 220 and 230 are bonded. Except for the portion is bonded, the lower surface of the base layer 200 may be laminated with an adhesion layer 100 is further attached.
- the leak detection sensor 10 is connected to the controller 600 by connecting the conductive lines 210 and 240 and the signal line 500 through the connector 400.
- the processor 610 of the controller 600 controls the power supply unit 920 so that a voltage of several V is supplied to the first conductive line 210 and the voltage value through the first polymer line 220. It is determined whether or not the leakage is received, if the oil is introduced through the sensing hole 310, the first polymer line 220, the volume or oil absorption amount is increased to increase the resistance value.
- the set value is stored in the voltage drop value that can occur according to the installed length of the leak detection sensor 10. If the voltage drop value detected from the first polymer line 220 is greater than the voltage drop value set in advance in the unit 630, it is determined that the leakage occurs and the alarm generation signal is displayed on the display unit 640 and the warning sound generator 650. By outputting it to the administrator, it is informed whether or not leakage occurs.
- the first polymer line 220 is a temperature sensitive polymer material to be sensitive to external temperature changes, so frequent leak detection occurs, so a structure is required to compensate for this.
- the second polymer line 230 formed adjacent to the first polymer line 220 is used as a reference to compensate for the change in the resistance value according to the change in temperature.
- the power supply 620 is connected to the second conductive line 240.
- a voltage of several V is supplied, and as the temperature increases, the resistance values of the first polymer line 220 and the second polymer line 230 increase equally as shown in FIG. Even if exceeded, the processor 610 determines the normal operation state by determining that the resistance value is changed by the change in temperature rather than leakage.
- the resistance value of the second polymer line 230 which does not detect leakage as shown in FIG. 5 (b) is within the limit value, and the resistance value of the first polymer line 220 sets the limit value. If it increases, the processor 610 determines that leakage occurs and generates an alarm through the display unit 640 and the alarm sound generator 650.
- first polymer line 220 and the second polymer line 230 may be formed as close as possible so that the same temperature change is applied thereto.
- FIG. 6 is a view showing another embodiment of the present invention, the oil leakage sensor 10 of the present invention is accommodated inside the flexible pipe 730 is formed with a plurality of inlet holes 731 for the flow of oil, An adsorption cloth 740 is filled inside the pipe 730 in which the leakage oil detecting sensor 10 is accommodated.
- the pipe 730 is buried under the oil pipe 750 buried in the ground to detect the leakage from the oil pipe 750, the oil leaked through the inlet hole 731 of the pipe 730 If it is introduced into the leaked oil detection sensor 10 by the adsorption cloth 740 is the leaked oil is detected.
- Both sides of the leak detection sensor 10 is introduced into the manhole 700 and has a structure connected by a neighboring leak detection sensor and the connector 720.
- the cover 710 is installed on the upper side of the manhole 700 and has a structure for opening and closing, it is very easy to connect the leakage sensor 10 to the connector 720.
- the polymer line 721 is formed in a stepped diagonally in the width direction on the upper surface of the base layer 720 of the film material, each polymer line 721 is It is connected to the conductive wire 722 having conductivity.
- the lowermost polymer line 721 is connected to the conductive line 723 to receive the sensing power from the controller 600.
- the uppermost polymer line 721 is also connected to the controller 600 to provide the controller 600 with a voltage value according to the change in the resistance value.
- the adhesion layer 710 is stacked on the bottom surface of the base layer 720, and the sensing hole 731 is formed on the top surface of the base layer 720 to expose the polymer line 721 to the outside, as shown in FIG. 8.
- the upper protective layer 730 is stacked.
- the controller 600 when the oil is attached to the wall to detect the oil level of the leaked oil, the controller 600 is notified of the change in the resistance value of the polymer line 721 at each position according to the oil level change.
- each polymer line should have the same width and length, and the lower end of the polymer line and the upper end of the neighboring polymer line are located on the same line with each other so that the level of the continuous water level is continuously changed by the height of each polymer line. You can sense the change.
Landscapes
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Electrochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Examining Or Testing Airtightness (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
Description
Claims (7)
- 테이프 형태로 된 베이스 필름층;상기 베이스 필름층의 상부면에서 길이방향으로 나란히 형성된 한 쌍의 폴리머 라인;상기 베이스 필름층의 상부면에서 길이방향으로 상기 폴리머 라인과 나란히 형성된 한 쌍의 전도성 라인;상기 베이스 필름층의 상부면에 부착되며, 상기 한 쌍의 폴리머 라인 중 어느 하나의 폴리머 라인만 노출되도록 하는 위치에 길이방향으로 일정간격마다 다수의 센싱홀이 형성된 상부 보호필름층;을 포함하여 구성된 것을 특징으로 하는 누유 감지 장치.
- 제1항에 있어서, 상기 한 쌍의 폴리머 라인은 서로 근접하여 형성된 것을 특징으로 하는 누유 감지 장치.
- 테이프 형태로 된 베이스 필름층과, 상기 베이스 필름층의 상부면에서 길이방향으로 형성된 폴리머 라인과, 상기 베이스 필름층의 상부면에서 길이방향으로 상기 폴리머 라인과 나란히 형성된 전도성 라인과, 상기 베이스 필름층의 상부면에 부착되며, 상기 폴리머 라인이 노출되도록 길이방향으로 일정간격마다 다수의 센싱홀이 형성된 상부 보호필름층,으로 구성된 누유 감지 센서가 다수의 유류의 유입구멍이 형성된 파이프의 내부에 삽입되고, 상기 누유 감지 센서와 파이프의 사이에는 흡착포가 삽입되며, 상기 파이프는 송유관의 하측에서 나란히 설치되는 것을 특징으로 하는 누유 감지 장치
- 제3항에 있어서, 상기 누유 감지 센서는 그 단부가 맨홀로 인입되어 커넥터에 의해 또 다른 누유 감지 센서와 연결되는 것을 특징으로 하는 누유 감지 장치.
- 테이프 형태로 된 베이스 필름층의 폭방향으로 복수의 폴리머 라인이 나란히 형성되고, 상기 각 폴리머 라인은 전도성 라인에 의해 연결된 것을 특징으로 하는 누유 감지 장치.
- 제5항에 있어서, 상기 복수의 폴리머 라인은 계단형으로 형성된 것을 특징으로 하는 누유 감지 장치.
- 제6항에 있어서, 상기 계단형의 폴리머 라인은 하단과 이웃하는 폴리머 라인의 상단이 동일 높이로 위치하는 것을 특징으로 하는 누유 감지 장치.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP12822009.2A EP2679974A4 (en) | 2011-08-05 | 2012-03-26 | DEVICE FOR DETECTING AN OIL LEAK |
US13/981,447 US9354135B2 (en) | 2011-08-05 | 2012-03-26 | Oil leak detection device |
JP2013554408A JP5777013B2 (ja) | 2011-08-05 | 2012-03-26 | 漏油感知装置 |
CN2012800068516A CN103328946A (zh) | 2011-08-05 | 2012-03-26 | 漏油检测装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20110078139A KR20130015854A (ko) | 2011-08-05 | 2011-08-05 | 누유 감지 장치 |
KR10-2011-0078139 | 2011-08-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013022165A1 true WO2013022165A1 (ko) | 2013-02-14 |
Family
ID=47668651
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2012/002180 WO2013022165A1 (ko) | 2011-08-05 | 2012-03-26 | 누유 감지 장치 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9354135B2 (ko) |
EP (1) | EP2679974A4 (ko) |
JP (1) | JP5777013B2 (ko) |
KR (1) | KR20130015854A (ko) |
CN (1) | CN103328946A (ko) |
WO (1) | WO2013022165A1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104412331A (zh) * | 2013-07-02 | 2015-03-11 | 株式会社俞旻St | 漏油感应组成物及利用该组成物的漏油传感器 |
US20160273995A1 (en) * | 2013-11-15 | 2016-09-22 | Eaton Corporation | Electrically conductive polymers as sensing media to detect leaks in aerospace pneumatic ducts |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101457393B1 (ko) * | 2013-08-16 | 2014-11-06 | 최기환 | 액상물 감지센서 |
KR101447988B1 (ko) * | 2013-11-21 | 2014-10-13 | (주)유민에쓰티 | 방폭 누유 감지장치 |
CN105987793A (zh) * | 2015-01-28 | 2016-10-05 | 株式会社俞旻St | 强酸性溶液泄漏传感装置 |
KR101538507B1 (ko) * | 2015-03-26 | 2015-07-23 | 플로우닉스 주식회사 | 측면 검출형 누설 감지 센서 |
CN105222962A (zh) * | 2015-11-09 | 2016-01-06 | 云南电网有限责任公司红河供电局 | 电力主变压器渗漏油检测贴 |
CN108010283B (zh) * | 2016-10-31 | 2019-10-29 | 中国石油化工股份有限公司 | 一种油库罐区油品泄漏监测装置 |
CN106595977A (zh) * | 2016-12-16 | 2017-04-26 | 国家电网公司 | 设备绝缘油泄漏监测报警装置 |
CN107063580B (zh) * | 2017-01-22 | 2023-11-10 | 柳哲 | 薄膜式有机液体漏液检测系统 |
CN108569490A (zh) * | 2017-03-08 | 2018-09-25 | 中国人民解放军后勤工程学院 | 油库罐底漏油在线检测装置 |
KR102067789B1 (ko) * | 2017-10-27 | 2020-01-17 | 해성디에스 주식회사 | 누액 감지 시스템 및 누액 감지 방법 |
JP6827915B2 (ja) * | 2017-12-18 | 2021-02-10 | タツタ電線株式会社 | 液体検知センサおよび液体検知装置 |
CN108773594B (zh) * | 2018-07-27 | 2024-04-16 | 青岛澳科仪器有限责任公司 | 一种油气传感器及其应用的加油机底座、加油机 |
CN108584200A (zh) * | 2018-07-27 | 2018-09-28 | 青岛澳科仪器有限责任公司 | 一种加油机底盘测漏传感器 |
KR102009968B1 (ko) * | 2018-08-06 | 2019-08-12 | 아머스 주식회사 | 성상분리센서 |
CN112840191A (zh) * | 2018-10-16 | 2021-05-25 | 3M创新有限公司 | 泄漏检测器膜 |
KR102316047B1 (ko) * | 2019-05-21 | 2021-10-26 | (주)글로벌센서테크 | 리크감지센서 및 이를 포함하는 복합 감지형 리크감지장치 |
FR3097324B1 (fr) * | 2019-06-12 | 2022-06-10 | M3S Ind | Dispositif de contrôle d’état d’un support et systèmes et procédés associés |
KR102075773B1 (ko) * | 2019-07-12 | 2020-03-02 | 주식회사 엔씨티 | 유해화학물질의 감지장치. |
WO2021010637A1 (ko) * | 2019-07-12 | 2021-01-21 | 주식회사 엔씨티 | 유해화학물질의 감지장치 |
KR102075775B1 (ko) * | 2019-07-12 | 2020-03-02 | 주식회사 엔씨티 | 유해화학물질의 감지장치. |
KR102159107B1 (ko) * | 2019-12-16 | 2020-09-24 | 주식회사 엔씨티 | 유해화학물질의 감지장치 |
CN111322525B (zh) * | 2020-04-15 | 2022-02-08 | 湖州市南浔创业测绘与土地规划院股份有限公司 | 一种地下管线探测方法 |
CN116066762A (zh) * | 2021-11-03 | 2023-05-05 | 台达电子工业股份有限公司 | 泄漏检测感知器及其适用的泄漏检测系统 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100827385B1 (ko) * | 2008-01-09 | 2008-05-06 | (주)유민에쓰티 | 물성감지 리크센서 장치 |
KR20090065050A (ko) | 2007-12-17 | 2009-06-22 | 김석진 | Mo 서비스를 이용한 상품 구매 시스템 및 그 방법 |
KR20110007501A (ko) * | 2009-07-16 | 2011-01-24 | 유홍근 | 누유 감지 장치 |
KR20110035232A (ko) * | 2009-09-30 | 2011-04-06 | (주)유민에쓰티 | 유류탱크의 누유감지장치 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55151250A (en) * | 1979-05-15 | 1980-11-25 | Yokohama Rubber Co Ltd:The | Detector for oil or the kind |
US4404516A (en) * | 1980-10-29 | 1983-09-13 | Johnson Jr Victor R | System for detecting leaks from liquid-containing reservoirs and conduits |
JPS5880536A (ja) * | 1981-11-09 | 1983-05-14 | Tokyo Tatsuno Co Ltd | 漏れ検知センサの埋設施工方法 |
JPS58147627A (ja) * | 1982-02-26 | 1983-09-02 | Hitachi Ltd | 流体漏れ検出素子 |
JPS6190048A (ja) * | 1984-10-09 | 1986-05-08 | Junkosha Co Ltd | 漏液検知センサ |
US4801865A (en) * | 1988-01-19 | 1989-01-31 | California Sensor Corporation | Moisture sensor probe with at least two groups of resistive arrays |
US5150603A (en) * | 1991-12-13 | 1992-09-29 | Westinghouse Electric Corp. | Hydrocarbon vapor sensor and system |
JPH06167411A (ja) * | 1992-11-30 | 1994-06-14 | Tatsuta Electric Wire & Cable Co Ltd | 漏液検知線 |
AU6770394A (en) * | 1993-05-25 | 1994-12-20 | Rosemount Inc. | Organic chemical sensor |
US6339951B1 (en) * | 1999-07-28 | 2002-01-22 | International Lubrication & Fuel Consultants, Inc. | Leak detection and structural assessment |
US7292155B2 (en) * | 2005-09-01 | 2007-11-06 | Detec Systems Llc | Moisture detection sensor tape with leak locate |
CN101427124B (zh) * | 2006-04-21 | 2013-04-03 | 达斯珀斯有限公司 | 漏油检测器 |
DE102006053202A1 (de) * | 2006-11-09 | 2008-05-15 | Areva Np Gmbh | Leitungsanordnung zum Transport einer Flüssigkeit, insbesondere Erdöl |
-
2011
- 2011-08-05 KR KR20110078139A patent/KR20130015854A/ko not_active Application Discontinuation
-
2012
- 2012-03-26 CN CN2012800068516A patent/CN103328946A/zh active Pending
- 2012-03-26 WO PCT/KR2012/002180 patent/WO2013022165A1/ko active Application Filing
- 2012-03-26 US US13/981,447 patent/US9354135B2/en active Active
- 2012-03-26 JP JP2013554408A patent/JP5777013B2/ja active Active
- 2012-03-26 EP EP12822009.2A patent/EP2679974A4/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20090065050A (ko) | 2007-12-17 | 2009-06-22 | 김석진 | Mo 서비스를 이용한 상품 구매 시스템 및 그 방법 |
KR100827385B1 (ko) * | 2008-01-09 | 2008-05-06 | (주)유민에쓰티 | 물성감지 리크센서 장치 |
KR20110007501A (ko) * | 2009-07-16 | 2011-01-24 | 유홍근 | 누유 감지 장치 |
KR20110035232A (ko) * | 2009-09-30 | 2011-04-06 | (주)유민에쓰티 | 유류탱크의 누유감지장치 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2679974A4 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104412331A (zh) * | 2013-07-02 | 2015-03-11 | 株式会社俞旻St | 漏油感应组成物及利用该组成物的漏油传感器 |
US20160273995A1 (en) * | 2013-11-15 | 2016-09-22 | Eaton Corporation | Electrically conductive polymers as sensing media to detect leaks in aerospace pneumatic ducts |
US9989435B2 (en) * | 2013-11-15 | 2018-06-05 | Eaton Intelligent Power Limited | Electrically conductive polymers as sensing media to detect leaks in aerospace pneumatic ducts |
Also Published As
Publication number | Publication date |
---|---|
JP5777013B2 (ja) | 2015-09-09 |
JP2014509394A (ja) | 2014-04-17 |
KR20130015854A (ko) | 2013-02-14 |
EP2679974A4 (en) | 2015-05-27 |
US20130305815A1 (en) | 2013-11-21 |
EP2679974A1 (en) | 2014-01-01 |
US9354135B2 (en) | 2016-05-31 |
CN103328946A (zh) | 2013-09-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2013022165A1 (ko) | 누유 감지 장치 | |
EP2265917B1 (en) | Leak sensor apparatus for sensing moisture | |
KR100827385B1 (ko) | 물성감지 리크센서 장치 | |
KR20110007501A (ko) | 누유 감지 장치 | |
US6865941B2 (en) | Liquid leak detector | |
KR101119823B1 (ko) | 유체관 연결부의 리크감지장치 | |
KR101200918B1 (ko) | 히팅기능을 갖는 리크감지장치 | |
JP5760027B2 (ja) | 有機液体検出用センター | |
KR101393074B1 (ko) | 필름형 누수감지센서 | |
KR20190047435A (ko) | 누액 감지 시스템 및 누액 감지 방법 | |
KR20120128477A (ko) | 방폭지역의 누유감지장치 | |
KR20110111737A (ko) | 정전용량형 레벨센서 | |
WO2010064753A1 (en) | Leakage detection apparatus | |
CN208171909U (zh) | 一种电阻式的水分传感器和水分测定仪 | |
US20060125647A1 (en) | Aquarium water-level detector | |
EP3902963B1 (en) | Leak detection system and method | |
KR101500515B1 (ko) | 유류저장소의 누유감지장치 | |
KR20180044529A (ko) | 수로형 오일 감지장치 | |
KR101847090B1 (ko) | 누설 및 누설위치 감지 센서 | |
KR200472545Y1 (ko) | 누유 및 수위 감지장치 | |
KR101447988B1 (ko) | 방폭 누유 감지장치 | |
KR100855280B1 (ko) | 누수용 수분감지장치 | |
JP2003114161A (ja) | 漏液位置検知線及びそれを用いた漏液検知システム | |
KR20210002401U (ko) | 포인트 리크센서 및 이를 포함하는 하이브리드 리크센서 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 12822009 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 13981447 Country of ref document: US |
|
ENP | Entry into the national phase |
Ref document number: 2013554408 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2012822009 Country of ref document: EP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |