KR100720741B1 - 누액감지 장치 - Google Patents
누액감지 장치 Download PDFInfo
- Publication number
- KR100720741B1 KR100720741B1 KR1020040056816A KR20040056816A KR100720741B1 KR 100720741 B1 KR100720741 B1 KR 100720741B1 KR 1020040056816 A KR1020040056816 A KR 1020040056816A KR 20040056816 A KR20040056816 A KR 20040056816A KR 100720741 B1 KR100720741 B1 KR 100720741B1
- Authority
- KR
- South Korea
- Prior art keywords
- pair
- leakage
- wires
- voltage
- unit
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 49
- 239000004020 conductor Substances 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 description 15
- 239000010959 steel Substances 0.000 description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 13
- 238000010586 diagram Methods 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 241000700159 Rattus Species 0.000 description 1
- 241000283984 Rodentia Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- 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
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- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/20—Cable fittings for cables filled with or surrounded by gas or oil
- H02G15/28—Cable fittings for cables filled with or surrounded by gas or oil structurally associated with devices for indicating the presence or location of non-electric faults
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Locating Faults (AREA)
Abstract
Description
Claims (5)
- 도전성이 우수한 제1도체선과 소정의 저항성분을 갖는 제2도체선의 일단이 서로 단락되어 한 조로서 이루어진 제1페어 와이어와 동일한 구조의 제2페어 와이어로 구성된 누액감지 케이블;상기 누액감지 케이블의 제1 또는 2페어 와이어의 각 종단에 정전압을 인가하기 위한 정전압 생성부;누액 발생시 상기 누액감지 케이블의 제2 또는 제1페어 와이어의 종단측으로 흐르는 각각의 전류를 전압으로 변환시키는 전류전압 변환부;상기 누액감지 케이블의 제1, 2페어 와이어의 각 종단을 상기 정전압 생성부의 출력단과 전류전압 변환부의 입력단에 소정시간마다 선택적으로 교호하여 접속시키기 위한 멀티 스위칭부; 및상기 멀티 스위칭부를 소정의 시간마다 제어하며, 상기 전류전압 변환부에서 출력된 각 전압과 설치된 케이블의 총길이값을 이용하여 누액이 발생한 위치의 거리 산출하는 마이컴제어부를 구비하며,상기 마이컴제어부는 상기 멀티 스위칭부를 제어하여 상기 제1페어 와이어의 제1도체선을 상기 정전압 생성부에 접속시키고 제2도체선은 상기 전류전압 변환부에 접속시켜 전압 변환부의 출력 전압의 유무에 따라 제1페어 와이어의 단선여부를 판단하고, 상기 제2페어 와이어의 제1도체선을 상기 정전압 생성부에 접속시키고 제2도체선은 상기 전류전압 변환부에 접속시켜 전압 변환부의 출력 전압의 유무에 따라 제2페어 와이어의 단선여부를 판단함을 특징으로 하는 누액감지 장치.
- 삭제
- 삭제
- 제 1항에 있어서, 상기 마이컴제어부의 제어에 따라 누액의 여부에 따른 접점의 개폐신호를 출력하는 릴레이와, 누액 위치상의 거리에 따라 비례하는 전류값을 출력하는 전류신호 출력부를 구비함을 특징으로 하는 누액감지 장치.
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040056816A KR100720741B1 (ko) | 2004-07-21 | 2004-07-21 | 누액감지 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040056816A KR100720741B1 (ko) | 2004-07-21 | 2004-07-21 | 누액감지 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060008522A KR20060008522A (ko) | 2006-01-27 |
KR100720741B1 true KR100720741B1 (ko) | 2007-05-22 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040056816A KR100720741B1 (ko) | 2004-07-21 | 2004-07-21 | 누액감지 장치 |
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KR (1) | KR100720741B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20230112446A (ko) | 2022-01-20 | 2023-07-27 | 이상철 | 센싱전극의 단선여부 진단기능을 구비한 누액감지센서 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102018201520A1 (de) * | 2018-02-01 | 2019-08-01 | Robert Bosch Gmbh | Sensoreinrichtung zum Erfassen eines elektrisch leitfähigen Mediums und Verfahren zum Betreiben einer Sensoreinrichtung |
KR102039058B1 (ko) | 2019-01-16 | 2019-10-31 | (주)엔케이투 | 유비쿼터스 센싱 기반의 유해물질 누출 감지 시스템 및 방법 |
CN113984291A (zh) * | 2021-11-16 | 2022-01-28 | 深圳市纳智易联科技有限公司 | 液体泄漏检测装置及方法 |
CN115950608B (zh) * | 2023-02-22 | 2023-06-02 | 苏州浪潮智能科技有限公司 | 漏液检测电路、系统、方法、电子设备及存储介质 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002111468A (ja) * | 2000-09-27 | 2002-04-12 | Advantest Corp | 漏液検出装置 |
KR20030016155A (ko) * | 2002-04-02 | 2003-02-26 | 주식회사 한국빅텍 | 유체 이송 도관에서 누설들의 위치파악과 그 누설들을상관시키는 방법 및 시스템 |
KR100428761B1 (ko) * | 2001-10-18 | 2004-04-28 | 서울통신기술 주식회사 | 가스 누출 판단 장치 |
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- 2004-07-21 KR KR1020040056816A patent/KR100720741B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002111468A (ja) * | 2000-09-27 | 2002-04-12 | Advantest Corp | 漏液検出装置 |
KR100428761B1 (ko) * | 2001-10-18 | 2004-04-28 | 서울통신기술 주식회사 | 가스 누출 판단 장치 |
KR20030016155A (ko) * | 2002-04-02 | 2003-02-26 | 주식회사 한국빅텍 | 유체 이송 도관에서 누설들의 위치파악과 그 누설들을상관시키는 방법 및 시스템 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20230112446A (ko) | 2022-01-20 | 2023-07-27 | 이상철 | 센싱전극의 단선여부 진단기능을 구비한 누액감지센서 |
KR20230112408A (ko) | 2022-01-20 | 2023-07-27 | 이상철 | 센싱전극의 단선여부 진단기능을 구비한 누액감지센서 |
Also Published As
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KR20060008522A (ko) | 2006-01-27 |
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