AT351842B - CIRCUIT ARRANGEMENT FOR DETERMINING AND LOCATING LEAKS IN ELECTRICALLY CONDUCTIVE PIPELINE SECTIONS - Google Patents

CIRCUIT ARRANGEMENT FOR DETERMINING AND LOCATING LEAKS IN ELECTRICALLY CONDUCTIVE PIPELINE SECTIONS

Info

Publication number
AT351842B
AT351842B AT612874A AT612874A AT351842B AT 351842 B AT351842 B AT 351842B AT 612874 A AT612874 A AT 612874A AT 612874 A AT612874 A AT 612874A AT 351842 B AT351842 B AT 351842B
Authority
AT
Austria
Prior art keywords
determining
electrically conductive
circuit arrangement
pipeline sections
locating leaks
Prior art date
Application number
AT612874A
Other languages
German (de)
Other versions
ATA612874A (en
Original Assignee
Brandes Bernd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Brandes Bernd filed Critical Brandes Bernd
Publication of ATA612874A publication Critical patent/ATA612874A/en
Application granted granted Critical
Publication of AT351842B publication Critical patent/AT351842B/en

Links

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
    • G01M3/18—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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Pipeline Systems (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
AT612874A 1973-07-26 1974-07-25 CIRCUIT ARRANGEMENT FOR DETERMINING AND LOCATING LEAKS IN ELECTRICALLY CONDUCTIVE PIPELINE SECTIONS AT351842B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732337983 DE2337983C2 (en) 1973-07-26 1973-07-26 Location and monitoring circuit

Publications (2)

Publication Number Publication Date
ATA612874A ATA612874A (en) 1979-01-15
AT351842B true AT351842B (en) 1979-08-10

Family

ID=5888050

Family Applications (1)

Application Number Title Priority Date Filing Date
AT612874A AT351842B (en) 1973-07-26 1974-07-25 CIRCUIT ARRANGEMENT FOR DETERMINING AND LOCATING LEAKS IN ELECTRICALLY CONDUCTIVE PIPELINE SECTIONS

Country Status (7)

Country Link
JP (1) JPS5072683A (en)
AT (1) AT351842B (en)
CH (1) CH572187A5 (en)
DE (1) DE2337983C2 (en)
FR (1) FR2257856B1 (en)
GB (1) GB1481850A (en)
SE (1) SE397585B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0298303A1 (en) * 1987-06-26 1989-01-11 Pfaudler Werke GmbH Method of detecting of a damage of a corrosion-resistant protective layer and measuring device for performing the method

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5382909A (en) 1983-06-30 1995-01-17 Raychem Corporation Method for detecting and obtaining information about changes in variables
US5015958A (en) 1983-06-30 1991-05-14 Raychem Corporation Elongate sensors comprising conductive polymers, and methods and apparatus using such sensors
ATE77155T1 (en) 1983-06-30 1992-06-15 Raychem Corp METHOD OF DETECTING AND OBTAINING INFORMATION ABOUT THE CHANGES OF VARIABLES.
SE456376B (en) * 1983-12-08 1988-09-26 Helmersson Rune ALARM DEVICE IN ISOLATED PIPE SYSTEM
JPS613300A (en) * 1984-04-11 1986-01-09 レイケム・コ−ポレイシヨン Apparatus for detecting and obtaining information on changesin variable state
JPS60263872A (en) * 1984-06-07 1985-12-27 レイケム・コ−ポレイシヨン Device and method for detecting and position-detecting information regarding accident
DE3687819T2 (en) 1985-06-12 1993-06-09 Raychem Corp HYDROCARBON SENSOR.
SE447682B (en) * 1985-07-26 1986-12-01 Safe Bridge Ab ALARM SYSTEM WITH AT LEAST A SIGNAL CORD FOR INDICATING DAMAGE TO AND / OR CAUSE TO MANIPULATION OF THE CORD
AT388430B (en) * 1987-05-06 1989-06-26 Scheuermann Herbert Dipl Ing DEVICE FOR DETECTING AND LOCATING LEAKS IN A PIPING LINE CARRYING A DAMP MEDIUM
DE3822123C1 (en) * 1988-06-30 1990-03-15 Bernd 2325 Grebin De Brandes
US4926129A (en) * 1988-10-12 1990-05-15 Raychem Corporation Sensor assembly for detecting multiple events and distinguishing between them
EP0417061B1 (en) * 1989-09-05 1994-03-02 Brandes, Bernd Procedure and apparatus for locating the true leakage point of a pipeline guided in a wet medium
DE19604821C1 (en) * 1996-02-10 1997-10-02 Michael Hesky Gmbh Device for leak detection in pipelines
DE102011113039A1 (en) * 2011-09-09 2013-03-14 Kurt Bruse Apparatus for detecting leakage in piping of portable water system, produces local alarm and transmits message to receiver, when monitored electric current flowing in electrical lines exceeds threshold value
CN106123109B (en) * 2016-08-05 2022-02-15 倪晨钧 Pipeline monitoring system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE579184C (en) * 1931-04-08 1933-06-22 Berthold Jenewein Dr Ing Moisture indicator for insulation
DE637703C (en) * 1934-03-07 1936-11-02 Ludwig Maurer Dipl Ing Device for electrical remote display of the metric distance of leaks in pipes
DE1814857A1 (en) * 1968-09-05 1970-04-30 Siemens Ag Arrangement for signaling leaks in a pipeline for the transport of liquids

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0298303A1 (en) * 1987-06-26 1989-01-11 Pfaudler Werke GmbH Method of detecting of a damage of a corrosion-resistant protective layer and measuring device for performing the method

Also Published As

Publication number Publication date
JPS5072683A (en) 1975-06-16
DE2337983A1 (en) 1975-02-06
ATA612874A (en) 1979-01-15
DE2337983C2 (en) 1984-03-22
FR2257856A1 (en) 1975-08-08
FR2257856B1 (en) 1979-08-03
GB1481850A (en) 1977-08-03
SE7409603L (en) 1975-01-27
SE397585B (en) 1977-11-07
CH572187A5 (en) 1976-01-30

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Legal Events

Date Code Title Description
ELA Expired due to lapse of time
REN Ceased due to non-payment of the annual fee