GB8906885D0 - Monitoring electric cables - Google Patents

Monitoring electric cables

Info

Publication number
GB8906885D0
GB8906885D0 GB898906885A GB8906885A GB8906885D0 GB 8906885 D0 GB8906885 D0 GB 8906885D0 GB 898906885 A GB898906885 A GB 898906885A GB 8906885 A GB8906885 A GB 8906885A GB 8906885 D0 GB8906885 D0 GB 8906885D0
Authority
GB
United Kingdom
Prior art keywords
electric cables
monitoring electric
monitoring
cables
electric
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.)
Pending
Application number
GB898906885A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raychem Ltd
Original Assignee
Raychem Ltd
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 Raychem Ltd filed Critical Raychem Ltd
Priority to GB898906885A priority Critical patent/GB8906885D0/en
Publication of GB8906885D0 publication Critical patent/GB8906885D0/en
Priority to PCT/GB1990/000462 priority patent/WO1990011532A1/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G01R31/58—Testing of lines, cables or conductors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
GB898906885A 1989-03-28 1989-03-28 Monitoring electric cables Pending GB8906885D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB898906885A GB8906885D0 (en) 1989-03-28 1989-03-28 Monitoring electric cables
PCT/GB1990/000462 WO1990011532A1 (en) 1989-03-28 1990-03-28 Monitoring electric cables

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898906885A GB8906885D0 (en) 1989-03-28 1989-03-28 Monitoring electric cables

Publications (1)

Publication Number Publication Date
GB8906885D0 true GB8906885D0 (en) 1989-05-10

Family

ID=10653999

Family Applications (1)

Application Number Title Priority Date Filing Date
GB898906885A Pending GB8906885D0 (en) 1989-03-28 1989-03-28 Monitoring electric cables

Country Status (2)

Country Link
GB (1) GB8906885D0 (en)
WO (1) WO1990011532A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111323729A (en) * 2018-12-14 2020-06-23 罗斯蒙特航天公司 Arc detection and remaining life prediction for probe heater PHM

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10322885A (en) * 1997-05-14 1998-12-04 Canon Inc Solar beam power generating unit
DE19725611C2 (en) * 1997-06-17 2001-03-08 Siemens Ag Monitoring method and monitoring device for a cable
US6084207A (en) * 1998-01-19 2000-07-04 Msx, Inc. Method and apparatus for using direct current to detect ground faults in a shielded heater wire
US6218647B1 (en) * 1998-01-19 2001-04-17 Msx, Inc. Method and apparatus for using direct current to detect ground faults in a shielded heater wire
GB0002607D0 (en) * 2000-02-05 2000-03-29 Smiths Industries Plc Cable testing
US7327132B2 (en) * 2005-08-15 2008-02-05 University Of Denver Testing procedure for evaluating diffusion and leakage currents in insulators
AU2007283998B2 (en) * 2006-08-18 2010-12-02 Aurora Energy Pty Ltd Method and apparatus for detecting a fault in a supply line
US10151785B2 (en) * 2017-03-24 2018-12-11 Rosemount Aerospace Inc. Probe heater remaining useful life determination
US10564203B2 (en) * 2017-03-24 2020-02-18 Rosemount Aerospace Inc. Probe heater remaining useful life determination
US10197517B2 (en) 2017-03-24 2019-02-05 Rosemount Aerospace, Inc. Probe heater remaining useful life determination
US10895592B2 (en) 2017-03-24 2021-01-19 Rosemount Aerospace Inc. Probe heater remaining useful life determination
US10914777B2 (en) 2017-03-24 2021-02-09 Rosemount Aerospace Inc. Probe heater remaining useful life determination
US10180449B2 (en) 2017-03-24 2019-01-15 Rosemount Aerospace Inc. Probe heater remaining useful life determination
US11060992B2 (en) 2017-03-24 2021-07-13 Rosemount Aerospace Inc. Probe heater remaining useful life determination
CN108710016B (en) * 2018-03-01 2019-10-18 华南理工大学 A kind of calculation method of the single-core cable distributed electrical capacitance current containing the golden cloth that insulate
US11061080B2 (en) 2018-12-14 2021-07-13 Rosemount Aerospace Inc. Real time operational leakage current measurement for probe heater PHM and prediction of remaining useful life
US11630140B2 (en) 2020-04-22 2023-04-18 Rosemount Aerospace Inc. Prognostic health monitoring for heater
US11762040B2 (en) 2021-03-30 2023-09-19 Rosemount Aerospace Inc. Predicting failure and/or estimating remaining useful life of an air-data-probe heater
US20220317200A1 (en) * 2021-03-30 2022-10-06 Rosemount Aerospace Inc. Predicting failure and/or estimating remaining useful life of an air-data-probe heater

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3978465A (en) * 1974-10-25 1976-08-31 Esb Incorporated Line isolation monitor
US4228475A (en) * 1978-08-28 1980-10-14 Amf Incorporated Ground monitoring system
DE3429150A1 (en) * 1984-08-08 1986-02-20 Brown, Boveri & Cie Ag, 6800 Mannheim Method for determining the state of earthing of isolated electrical lines
JPS6240019A (en) * 1985-08-13 1987-02-21 三菱電機株式会社 Digital distance relay system
AU582039B2 (en) * 1986-03-07 1989-03-09 Mitsubishi Denki Kabushiki Kaisha Fault point locating method, fault point resistance measuring method, and impendance to fault point measuring method and apparatuses therefor
US4809123A (en) * 1986-04-14 1989-02-28 Isco, Inc. Ground fault detector for high-voltage DC power supplies

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111323729A (en) * 2018-12-14 2020-06-23 罗斯蒙特航天公司 Arc detection and remaining life prediction for probe heater PHM

Also Published As

Publication number Publication date
WO1990011532A1 (en) 1990-10-04

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