BR8905269A - Detetor de corrente coaxial,detetor de corrente,divisor de corrente,divisor de corrente coaxial,aparelho para dividir uma corrente aplicada ao mesmo e processo para escalonar uma corrente de entrada - Google Patents

Detetor de corrente coaxial,detetor de corrente,divisor de corrente,divisor de corrente coaxial,aparelho para dividir uma corrente aplicada ao mesmo e processo para escalonar uma corrente de entrada

Info

Publication number
BR8905269A
BR8905269A BR898905269A BR8905269A BR8905269A BR 8905269 A BR8905269 A BR 8905269A BR 898905269 A BR898905269 A BR 898905269A BR 8905269 A BR8905269 A BR 8905269A BR 8905269 A BR8905269 A BR 8905269A
Authority
BR
Brazil
Prior art keywords
current
coaxial
divider
detector
scaling
Prior art date
Application number
BR898905269A
Other languages
English (en)
Inventor
Donald Frank Bullock
Original Assignee
Gen Electric
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22984114&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8905269(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Gen Electric filed Critical Gen Electric
Publication of BR8905269A publication Critical patent/BR8905269A/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/10—Measuring sum, difference or ratio
    • 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
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G01R15/183—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core
    • G01R15/185—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core with compensation or feedback windings or interacting coils, e.g. 0-flux sensors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase ac
    • H01F38/28—Current transformers
    • H01F38/30—Constructions
    • H01F2038/305—Constructions with toroidal magnetic core

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
BR898905269A 1988-10-18 1989-10-17 Detetor de corrente coaxial,detetor de corrente,divisor de corrente,divisor de corrente coaxial,aparelho para dividir uma corrente aplicada ao mesmo e processo para escalonar uma corrente de entrada BR8905269A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25923488A 1988-10-18 1988-10-18

Publications (1)

Publication Number Publication Date
BR8905269A true BR8905269A (pt) 1990-05-22

Family

ID=22984114

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898905269A BR8905269A (pt) 1988-10-18 1989-10-17 Detetor de corrente coaxial,detetor de corrente,divisor de corrente,divisor de corrente coaxial,aparelho para dividir uma corrente aplicada ao mesmo e processo para escalonar uma corrente de entrada

Country Status (11)

Country Link
EP (1) EP0365216B2 (pt)
JP (1) JP2957206B2 (pt)
KR (1) KR960011531B1 (pt)
AR (1) AR242856A1 (pt)
AU (1) AU627742B2 (pt)
BR (1) BR8905269A (pt)
CA (1) CA1335113C (pt)
DE (1) DE68913418T3 (pt)
ES (1) ES2049826T5 (pt)
MX (1) MX171187B (pt)
PH (1) PH30832A (pt)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW230238B (en) * 1993-04-07 1994-09-11 Gen Electric Differential current sensing method and apparatus
FR2704652B1 (fr) * 1993-04-30 1995-06-23 Zellweger Sauter En Sa Capteur de courant pour courants alternatifs.
US5459395A (en) * 1993-07-06 1995-10-17 General Electric Company Reduced flux current sensor
EP0686850A1 (de) * 1994-06-09 1995-12-13 Lem S.A. Schaltungsanordnung zur Messung von Gleichströmen mit Potentialtrennung zwischen Stromkreis und Messkreis
US5568047A (en) * 1994-08-10 1996-10-22 General Electric Company Current sensor and method using differentially generated feedback
DE19722872B4 (de) * 1997-05-31 2006-09-28 Robert Bosch Gmbh Schaltung zur Messung des Elektrodenstroms eines keramischen Gassensors
DE10011050A1 (de) 2000-03-07 2002-01-03 Vacuumschmelze Gmbh Transformator für einen Kompensationsstromsensor
DE10258115B4 (de) * 2001-12-06 2008-07-03 Michael Baehr Breitbandiges Messmodul zur Strommessung an Einrichtungen der Leistungselektronik
DE10311441B4 (de) * 2003-03-15 2005-03-10 Emh Elek Zitaetszaehler Gmbh & Elektronischer Elektrizitätszähler
DE102005016996B4 (de) * 2005-04-13 2014-10-23 TRUMPF Hüttinger GmbH + Co. KG Strommesseinrichtung
US7629787B2 (en) 2007-01-03 2009-12-08 Qixiang Lu Current sensor having shunt resistor and clamper diode for motor control
EP2423693B1 (en) * 2010-08-24 2020-02-26 LEM International SA Toroidal current transducer
DE102013200636B4 (de) * 2013-01-17 2016-04-07 Semikron Elektronik Gmbh & Co. Kg Strommesseinrichtung und Verfahren zum Betrieb einer Strommesseinrichtung
KR101478625B1 (ko) * 2013-05-29 2015-01-02 한국과학기술원 헬리칼 구조 전류 프로브, 이를 포함하는 반도체 칩 및 전류 산출 방법
FR3006056A1 (fr) * 2013-10-08 2014-11-28 Continental Automotive France Procede de mesure de forts courants electriques par effet magnetique et dispositif de mesure correspondant
GB2524312A (en) * 2014-03-20 2015-09-23 C & S Technology Ltd Combined current sensor
EP3026444B1 (en) 2014-11-28 2017-08-23 LEM Intellectual Property SA Electrical current transducer
EP3026445B1 (en) 2014-11-28 2017-08-23 LEM Intellectual Property SA Electrical current transducer with electrostatic shield
GB2538816B (en) * 2015-05-26 2017-08-16 Secure Int Holdings Pte Ltd Electricity meter with isolated shunt
DE102017104350A1 (de) 2017-03-02 2018-09-06 GMC-I Messtechnik GmbH Stromwandlereinrichtung
CN107240843B (zh) * 2017-06-02 2019-03-08 西北核技术研究所 测电流用的高信噪比同轴电缆连接器
KR102055566B1 (ko) * 2018-09-13 2019-12-13 (주)토마스 비접촉 직류 전류 측정 장치
JP7347177B2 (ja) * 2019-12-06 2023-09-20 Tdk株式会社 電流センサ
KR102350709B1 (ko) * 2021-08-31 2022-01-14 (주)에스엔 전류 측정 장치
CN113466534B (zh) * 2021-09-06 2021-12-03 常州常荣传感技术有限公司 一种低功耗智能电流传感器及其工作模式控制方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4182982A (en) * 1978-07-11 1980-01-08 Westinghouse Electric Corp. Current sensing transducer for power line current measurements
CA1182537A (fr) * 1983-02-08 1985-02-12 Hubert P. Mercure Capteur dynamique de courant
US5107204A (en) * 1986-12-22 1992-04-21 General Electric Company Low temperature coefficient shunt for current measurement

Also Published As

Publication number Publication date
EP0365216B1 (en) 1994-03-02
CA1335113C (en) 1995-04-04
PH30832A (en) 1997-11-03
EP0365216B2 (en) 1998-03-04
AR242856A1 (es) 1993-05-31
ES2049826T3 (es) 1994-05-01
DE68913418D1 (de) 1994-04-07
EP0365216A1 (en) 1990-04-25
DE68913418T3 (de) 1998-10-08
ES2049826T5 (es) 1998-08-01
JP2957206B2 (ja) 1999-10-04
AU627742B2 (en) 1992-09-03
JPH02165062A (ja) 1990-06-26
DE68913418T2 (de) 1994-10-20
KR960011531B1 (ko) 1996-08-23
AU3665889A (en) 1990-04-26
KR900006787A (ko) 1990-05-08
MX171187B (es) 1993-10-06

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Legal Events

Date Code Title Description
KD Notifcation of receipt (letter patent)
FG Letter patent granted
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 17/10/2004