EA200802377A1 - Обнаружение тока, протекающего в линии электропередачи - Google Patents

Обнаружение тока, протекающего в линии электропередачи

Info

Publication number
EA200802377A1
EA200802377A1 EA200802377A EA200802377A EA200802377A1 EA 200802377 A1 EA200802377 A1 EA 200802377A1 EA 200802377 A EA200802377 A EA 200802377A EA 200802377 A EA200802377 A EA 200802377A EA 200802377 A1 EA200802377 A1 EA 200802377A1
Authority
EA
Eurasian Patent Office
Prior art keywords
power frequency
power
detection
transmission lines
current
Prior art date
Application number
EA200802377A
Other languages
English (en)
Other versions
EA013000B1 (ru
Inventor
Иеуда Серн
Original Assignee
Амбиент Корпорэйшн
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 Амбиент Корпорэйшн filed Critical Амбиент Корпорэйшн
Publication of EA200802377A1 publication Critical patent/EA200802377A1/ru
Publication of EA013000B1 publication Critical patent/EA013000B1/ru

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B1/00—Systems for signalling characterised solely by the form of transmission of the signal
    • G08B1/08—Systems for signalling characterised solely by the form of transmission of the signal using electric transmission ; transformation of alarm signals to electrical signals from a different medium, e.g. transmission of an electric alarm signal upon detection of an audible alarm signal
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/06—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into an amplitude of current or voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

Abstract

Способ измерения некоторого параметра, протекающего в линии электропередачи тока промышленной частоты, включающий: (a) преобразование протекающего в линии электропередачи тока промышленной частоты в напряжение промышленной частоты с помощью индуктивного ответвителя, который ответвляет сигнал связи от линии электропередачи; (b) отделение напряжения промышленной частоты от сигнала связи; (c) определение значения некоторого параметра тока промышленной частоты на основании напряжения промышленной частоты. Также предлагаются система и устройство для измерения указанного параметра.
EA200802377A 2006-07-07 2007-04-10 Измерение параметра тока, протекающего в линии электропередачи EA013000B1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/482,275 US8093745B2 (en) 2006-07-07 2006-07-07 Sensing current flowing through a power line
PCT/US2007/008895 WO2008008106A2 (en) 2006-07-07 2007-04-10 Sensing current flowing through a power line

Publications (2)

Publication Number Publication Date
EA200802377A1 true EA200802377A1 (ru) 2009-06-30
EA013000B1 EA013000B1 (ru) 2010-02-26

Family

ID=38918653

Family Applications (1)

Application Number Title Priority Date Filing Date
EA200802377A EA013000B1 (ru) 2006-07-07 2007-04-10 Измерение параметра тока, протекающего в линии электропередачи

Country Status (10)

Country Link
US (1) US8093745B2 (ru)
EP (1) EP2044581A4 (ru)
KR (1) KR101291410B1 (ru)
CN (1) CN101573737B (ru)
AU (1) AU2007273232B2 (ru)
BR (1) BRPI0713855A2 (ru)
CA (1) CA2656152C (ru)
EA (1) EA013000B1 (ru)
MX (1) MX2008015823A (ru)
WO (1) WO2008008106A2 (ru)

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EA013000B1 (ru) 2010-02-26
KR20090038002A (ko) 2009-04-17
EP2044581A2 (en) 2009-04-08
KR101291410B1 (ko) 2013-07-30
WO2008008106A3 (en) 2008-10-16
WO2008008106A2 (en) 2008-01-17
US20080007416A1 (en) 2008-01-10
BRPI0713855A2 (pt) 2014-02-18
CA2656152C (en) 2016-01-19
EP2044581A4 (en) 2014-01-22
AU2007273232A1 (en) 2008-01-17
CA2656152A1 (en) 2008-01-17
MX2008015823A (es) 2009-01-12
CN101573737A (zh) 2009-11-04
US8093745B2 (en) 2012-01-10

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