NO793109L - System for beskyttelse av fralands-konstruksjoner - Google Patents

System for beskyttelse av fralands-konstruksjoner

Info

Publication number
NO793109L
NO793109L NO793109A NO793109A NO793109L NO 793109 L NO793109 L NO 793109L NO 793109 A NO793109 A NO 793109A NO 793109 A NO793109 A NO 793109A NO 793109 L NO793109 L NO 793109L
Authority
NO
Norway
Prior art keywords
cable
relay
barge
contacts
circuit
Prior art date
Application number
NO793109A
Other languages
English (en)
Norwegian (no)
Inventor
Leroy Albert Bash
Raymond Birl Cherry
Robert Michael Speck
William Nelson Mcduffie
Original Assignee
Cathodic Protection Services I
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 Cathodic Protection Services I filed Critical Cathodic Protection Services I
Publication of NO793109L publication Critical patent/NO793109L/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/20—Measuring earth resistance; Measuring contact resistance, e.g. of earth connections, e.g. plates
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/54—Testing for continuity
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/10—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to mechanical injury, e.g. rupture of line, breakage of earth connection
    • H02H5/105—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to mechanical injury, e.g. rupture of line, breakage of earth connection responsive to deterioration or interruption of earth connection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Elimination Of Static Electricity (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Soil Working Implements (AREA)
NO793109A 1978-09-28 1979-09-27 System for beskyttelse av fralands-konstruksjoner NO793109L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/946,901 US4220951A (en) 1978-09-28 1978-09-28 Method and system for protecting barge

Publications (1)

Publication Number Publication Date
NO793109L true NO793109L (no) 1980-03-31

Family

ID=25485152

Family Applications (1)

Application Number Title Priority Date Filing Date
NO793109A NO793109L (no) 1978-09-28 1979-09-27 System for beskyttelse av fralands-konstruksjoner

Country Status (8)

Country Link
US (1) US4220951A (es)
EP (1) EP0010861A1 (es)
JP (1) JPS5546496A (es)
AU (1) AU514306B2 (es)
BR (1) BR7906192A (es)
DK (1) DK404679A (es)
ES (1) ES484877A1 (es)
NO (1) NO793109L (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4558309A (en) * 1983-06-27 1985-12-10 The Simco Company, Inc. Ground tether continuity monitor
NO153790C (no) * 1983-12-16 1986-05-28 Alf Mortensen Kontrollsystem for avledning/utligning av elektriske potensialer mellom to gjenstander, f.eks. tankanlegg og tankkjoeretoey ved omlasting av brann-/eksplosjonsfarlige fluider.
DE4116066A1 (de) * 1991-05-16 1992-11-19 Siemens Ag Verfahren und vorrichtung fuer einen funkenlosen potentialausgleich zwischen zwei koerpern
DE4235379A1 (de) * 1992-10-16 1994-04-21 Epsa Elektronik & Praezisionsb Einrichtung zur Erfassung der Bedingungen des elektrostatischen Schutzes
CA2286209A1 (en) * 1997-04-08 1998-10-15 Greg Baack Truck grounding system
AU2002342047A1 (en) * 2001-10-12 2003-04-22 Envirosense, Llc Cathodic protection remote monitoring method and apparatus
AU2003203525B2 (en) * 2002-04-02 2007-02-08 New Macey Pty Limited A Plug for a Mine Cable
GB2390692A (en) * 2002-07-12 2004-01-14 Ali Hassan Redha Faulty earth bonding system detector
GB0417472D0 (en) 2004-08-05 2004-09-08 Airbus Uk Ltd Fuel tank system
GB0417473D0 (en) 2004-08-05 2004-09-08 Airbus Uk Ltd Fuel tank
DE102014210290A1 (de) * 2014-05-30 2015-12-03 Bender Gmbh & Co. Kg Verfahren und vorrichtung zur überwachung einer schutzleiterverbindung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1910022A (en) * 1931-05-22 1933-05-23 Columbia Engineering And Man C Bonding clamp
US2611862A (en) * 1950-06-15 1952-09-23 Gilbert & Barker Mfg Co Electronic grounding apparatus
US3223604A (en) * 1962-05-25 1965-12-14 Union Oil Co Method and apparatus for eliminating spark hazards
US3343154A (en) * 1964-12-16 1967-09-19 Lockheed Aircraft Corp Ground indicator
US3913010A (en) * 1973-07-16 1975-10-14 Amax Inc Means and method for measuring electrical-ground resistance between earth-separated locations
US4075675A (en) * 1975-03-13 1978-02-21 Genoa Coal Company Ground conductor monitoring system and method
DE2549750C3 (de) * 1975-11-06 1978-07-13 Aktiengesellschaft Fuer Versorgungs- Unternehmen (Avu), 5820 Gevelsberg Zündschulzvorrichtung an Rohrleitungstrennstelle
US4110807A (en) * 1977-05-02 1978-08-29 Harvey Hubbell, Incorporated Continuity monitoring system
FR2398312A1 (fr) * 1977-07-20 1979-02-16 Pipeline Service Sa Procede de mise a la terre des navires pendant les operations de transfert de charges
US4117345A (en) * 1977-08-22 1978-09-26 Orville Balcom Marine ground isolator

Also Published As

Publication number Publication date
DK404679A (da) 1980-03-29
AU514306B2 (en) 1981-02-05
US4220951A (en) 1980-09-02
JPS5546496A (en) 1980-04-01
EP0010861A1 (en) 1980-05-14
BR7906192A (pt) 1980-09-23
AU5062479A (en) 1980-04-03
ES484877A1 (es) 1980-04-01

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