NO20240278A1 - - Google Patents

Info

Publication number
NO20240278A1
NO20240278A1 NO20240278A NO20240278A NO20240278A1 NO 20240278 A1 NO20240278 A1 NO 20240278A1 NO 20240278 A NO20240278 A NO 20240278A NO 20240278 A NO20240278 A NO 20240278A NO 20240278 A1 NO20240278 A1 NO 20240278A1
Authority
NO
Norway
Prior art keywords
cable
measuring
fault
arrangement
electromagnetic energy
Prior art date
Application number
NO20240278A
Other languages
English (en)
Other versions
NO348807B1 (en
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 filed Critical
Priority to NO20240278A priority Critical patent/NO348807B1/en
Priority to PCT/NO2025/050047 priority patent/WO2025198478A1/en
Publication of NO20240278A1 publication Critical patent/NO20240278A1/en
Publication of NO348807B1 publication Critical patent/NO348807B1/en

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
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
    • G01R31/083—Locating faults in cables, transmission lines, or networks according to type of conductors in cables, e.g. underground
    • 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
    • G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • G01R31/1209—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing using acoustic measurements
    • 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
    • G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
    • G01R31/1263—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
    • G01R31/1272—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation of cable, line or wire insulation, e.g. using partial discharge measurements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • 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
    • H02G9/00—Installations of electric cables or lines in or on the ground or water
    • H02G9/02—Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Locating Faults (AREA)
NO20240278A 2024-03-22 2024-03-22 A method, arrangement and system for locating a fault on an electric cable NO348807B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NO20240278A NO348807B1 (en) 2024-03-22 2024-03-22 A method, arrangement and system for locating a fault on an electric cable
PCT/NO2025/050047 WO2025198478A1 (en) 2024-03-22 2025-03-20 A method, arrangement and system for locating a fault on an electric cable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20240278A NO348807B1 (en) 2024-03-22 2024-03-22 A method, arrangement and system for locating a fault on an electric cable

Publications (2)

Publication Number Publication Date
NO20240278A1 true NO20240278A1 (enrdf_load_html_response) 2025-06-10
NO348807B1 NO348807B1 (en) 2025-06-10

Family

ID=95398468

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20240278A NO348807B1 (en) 2024-03-22 2024-03-22 A method, arrangement and system for locating a fault on an electric cable

Country Status (2)

Country Link
NO (1) NO348807B1 (enrdf_load_html_response)
WO (1) WO2025198478A1 (enrdf_load_html_response)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009067015A1 (en) * 2007-11-23 2009-05-28 Bjørge Naxys As Underwater measurement system
DE102010026815A1 (de) * 2010-07-10 2012-01-12 Hagenuk KMT Kabelmeßtechnik GmbH Verfahren und Vorrichtung zur Ortung von Kabelfehlern
KR101468033B1 (ko) 2014-10-07 2014-12-10 주식회사 지오뷰 수중 음향신호를 이용한 해저 전력케이블 고장점 탐지시스템
KR101626895B1 (ko) * 2015-10-20 2016-06-02 (주)지오테크시스템 해저 전력케이블 손상점 탐지장치 및 손상점 탐지방법
KR101692471B1 (ko) * 2016-05-18 2017-01-04 (주)지오테크시스템 Rov를 이용한 해저 전력케이블 손상점 탐지시스템 및 손상점 탐지방법
KR101692469B1 (ko) 2016-05-18 2017-01-03 (주)지오테크시스템 슬레드를 이용한 해저 전력케이블 손상점 탐지시스템 및 손상점 탐지방법
CN108181552B (zh) * 2018-01-17 2020-09-29 武汉科技大学 地下电缆故障检测系统及其故障检测方法
CN112763841A (zh) * 2020-11-23 2021-05-07 武汉星辰海洋科技有限公司 深海光缆故障探测装置
CN116223977B (zh) * 2023-03-29 2025-09-19 西安热工研究院有限公司 一种新型海底电缆故障探测系统
CN117647704A (zh) * 2023-12-01 2024-03-05 西安福润德电子科技有限公司 一种基于探头阵列的海缆故障海上定位系统方法

Also Published As

Publication number Publication date
WO2025198478A1 (en) 2025-09-25
NO348807B1 (en) 2025-06-10

Similar Documents

Publication Publication Date Title
US5598152A (en) Mine sweeping system for magnetic and non-magnetic mines
MX2011000620A (es) Inspeccion con el uso de fuentes verticales electromagneticas que son remolcadas a lo largo de los receptores de inspeccion.
US4247923A (en) Method and apparatus for detecting the location of a marine pipeline or cable
CN106814408A (zh) 基于rov平台的水下文物集成探测装置
CN111239829A (zh) 一种拖曳式可控源电磁和水声复合水下目标探测系统及方法
BR102013022838A2 (pt) Método e aparelho para facilitar a limpeza de um equipamento de pesquisa marinha
CN104199123A (zh) 海底电缆铺设质量检测系统
CN108037534A (zh) 一种基于水下移动平台的水声阵列装置
EP2372401A1 (en) Method for towing marine sensor streamers
WO2018058736A1 (zh) 一种海洋磁力探测方法及装置
US10495621B2 (en) Apparatus and method for surveying
Souto Fibre optic towed array: The high tech compact solution for naval warfare
WO2005012947A1 (en) Transmitter antenna
CN107121702B (zh) 一种地震探测装置及方法
US10067263B2 (en) Biofouling target removal
JP3808861B2 (ja) 海底観測システム
WO1996003662A2 (en) A system for underwater survey operations
EP3009865A1 (en) Electrically isolated streamer section
US4709356A (en) Seismic array positioning
KR101692471B1 (ko) Rov를 이용한 해저 전력케이블 손상점 탐지시스템 및 손상점 탐지방법
NO20240278A1 (enrdf_load_html_response)
US5373773A (en) Anti-torpedo stern defense system
US10152562B1 (en) Submerged surveillance node
US8174166B1 (en) Uniformly distributed lead zirconate titanate strain sensor
JP2736724B2 (ja) 海中長期観測システム