FI921460A0 - Enligt kompensationsprincip fungerande maetomvandlare foer stroem. - Google Patents

Enligt kompensationsprincip fungerande maetomvandlare foer stroem.

Info

Publication number
FI921460A0
FI921460A0 FI921460A FI921460A FI921460A0 FI 921460 A0 FI921460 A0 FI 921460A0 FI 921460 A FI921460 A FI 921460A FI 921460 A FI921460 A FI 921460A FI 921460 A0 FI921460 A0 FI 921460A0
Authority
FI
Finland
Prior art keywords
maetomvandlare
fungerand
enligure
stroem
foer
Prior art date
Application number
FI921460A
Other languages
English (en)
Other versions
FI90142C (fi
FI90142B (fi
Inventor
Kai Johansson
Matti Lounila
Juha Kokkonen
Original Assignee
Abb Stroemberg Drives Oy
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 Abb Stroemberg Drives Oy filed Critical Abb Stroemberg Drives Oy
Priority to FI921460A priority Critical patent/FI90142C/fi
Publication of FI921460A0 publication Critical patent/FI921460A0/fi
Priority to US08/036,688 priority patent/US5309086A/en
Priority to GB9306504A priority patent/GB2265722B/en
Priority to FR9304081A priority patent/FR2689643B1/fr
Priority to DE4310361A priority patent/DE4310361A1/de
Priority to ITTO930221A priority patent/IT1261539B/it
Priority to JP5077115A priority patent/JPH0627151A/ja
Application granted granted Critical
Publication of FI90142B publication Critical patent/FI90142B/fi
Publication of FI90142C publication Critical patent/FI90142C/fi

Links

Classifications

    • 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

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)
  • Measuring Fluid Pressure (AREA)
  • Transformers For Measuring Instruments (AREA)
FI921460A 1992-04-02 1992-04-02 Enligt kompensationsprincip fungerande maetomvandlare foer stroem FI90142C (fi)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI921460A FI90142C (fi) 1992-04-02 1992-04-02 Enligt kompensationsprincip fungerande maetomvandlare foer stroem
US08/036,688 US5309086A (en) 1992-04-02 1993-03-25 Current measuring transducer operating on the compensation principle
GB9306504A GB2265722B (en) 1992-04-02 1993-03-29 Current measuring transducer operating on the compensation principle
FR9304081A FR2689643B1 (fr) 1992-04-02 1993-03-30 Transducteur de mesure de courant fonctionnant sur le principe de compensation.
DE4310361A DE4310361A1 (de) 1992-04-02 1993-03-30 Nach der Kompensationsmethode arbeitender Stromwandler
ITTO930221A IT1261539B (it) 1992-04-02 1993-04-01 Trasduttore misuratore di corrente funzionante sul principio di compensazione.
JP5077115A JPH0627151A (ja) 1992-04-02 1993-04-02 補償原理に基づき動作する電流測定変換器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI921460A FI90142C (fi) 1992-04-02 1992-04-02 Enligt kompensationsprincip fungerande maetomvandlare foer stroem
FI921460 1992-04-02

Publications (3)

Publication Number Publication Date
FI921460A0 true FI921460A0 (fi) 1992-04-02
FI90142B FI90142B (fi) 1993-09-15
FI90142C FI90142C (fi) 1993-12-27

Family

ID=8535029

Family Applications (1)

Application Number Title Priority Date Filing Date
FI921460A FI90142C (fi) 1992-04-02 1992-04-02 Enligt kompensationsprincip fungerande maetomvandlare foer stroem

Country Status (7)

Country Link
US (1) US5309086A (fi)
JP (1) JPH0627151A (fi)
DE (1) DE4310361A1 (fi)
FI (1) FI90142C (fi)
FR (1) FR2689643B1 (fi)
GB (1) GB2265722B (fi)
IT (1) IT1261539B (fi)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2150619Y (zh) * 1992-09-28 1993-12-22 华北电力学院北京研究生部 电流互感器电子补偿器
US5485151A (en) * 1993-05-06 1996-01-16 Adb-Alnaco, Inc. Airfield lighting system
US5438257A (en) * 1993-09-09 1995-08-01 General Electric Company Reduced magnetic flux current sensor
US5508606A (en) * 1994-04-25 1996-04-16 Eaton Corporation Direct current sensor
US5648723A (en) * 1994-05-09 1997-07-15 Adb-Alnaco, Inc. Method and apparatus for separating and analyzing composite AC/DC waveforms
US5638057A (en) * 1994-05-09 1997-06-10 Adb-Alnaco, Inc. Ground fault detection and measurement system for airfield lighting system
FR2737013B1 (fr) * 1995-07-19 1998-11-20 Robert Jean Procede et dispositif de mesure precise de courant par pince a flux compense
EP0768535A1 (en) * 1995-10-09 1997-04-16 Adb-Alnaco, Inc. Method and apparatus for separating and analyzing composite AC/DC waveforms
FR2744529B1 (fr) * 1996-02-01 1999-02-26 Robert Jean Procede et dispositif de mesure d'un courant electrique continu de faible valeur
DE19618114A1 (de) * 1996-05-06 1997-11-13 Vacuumschmelze Gmbh Stromkompensierter Stromsensor
SE515103C2 (sv) * 1999-05-25 2001-06-11 Enviromentor Ab Aktivt sugtransformatorsystem samt användning av ett sådant
US6142953A (en) * 1999-07-08 2000-11-07 Compumedics Sleep Pty Ltd Respiratory inductive plethysmography band transducer
DE10331883B4 (de) * 2003-07-14 2018-01-18 Vacuumschmelze Gmbh & Co. Kg Messverfahren und Messanordnung zum Messen von Strömen mit grossem Dynamikbereich
EP1807707B1 (en) * 2004-11-05 2010-09-22 Liaisons Electroniques-Mècaniques LEM S.A. Detector circuit for measuring current
DE202007019127U1 (de) 2007-03-19 2010-11-04 Balfour Beatty Plc Vorrichtung zur Messung eines von einem Wechselstromanteil überlagerten Gleichstromanteils eines in Leitern von Wechselstrombahnen fließenden Stroms
US20130027021A1 (en) * 2011-07-28 2013-01-31 Abb Inc. Current sensor
US11161193B2 (en) 2012-07-23 2021-11-02 Illinois Tool Works Inc. Method and apparatus for providing welding type power with flux balancing
US10112251B2 (en) 2012-07-23 2018-10-30 Illinois Tool Works Inc. Method and apparatus for providing welding type power
US10500669B2 (en) 2012-07-23 2019-12-10 Illinois Tool Works Inc. Method and apparatus for providing welding type power with balanced bus
CN103941065B (zh) * 2013-01-17 2017-05-03 上海浦东金盛互感器厂 减小电压互感器和感应分压器初级绕组残余阻抗影响的方法
CN113075484B (zh) * 2021-03-30 2023-04-28 绍兴市质量技术监督检测院 一种电动汽车充电设备远程智慧计量质量监测系统
CN117214502A (zh) * 2023-09-04 2023-12-12 希斯灵顿(大连)科技有限公司 一种电流传感器、检测装置及检测系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4118597A (en) * 1975-06-23 1978-10-03 Proctor & Associates Company Method and apparatus for detecting direct currents in a transmission line
US4298838A (en) * 1976-01-14 1981-11-03 Mitsubishi Denki Kabushiki Kaisha Transformer device
US4482862A (en) * 1982-06-10 1984-11-13 The Charles Stark Draper Laboratory, Inc. Current sensor
DK149238C (da) * 1983-09-15 1987-01-19 Danfysik As Detektorkredslaeb til brug ved straemmaaling
US4899103A (en) * 1987-07-16 1990-02-06 Brooktree Corporation Current meter
NL8702471A (nl) * 1987-10-15 1989-05-01 Holec Syst & Componenten Schakeling voor het detecteren van een asymmetrie in de magnetiseringsstroom van een magnetische modulator.
GB8805245D0 (en) * 1988-03-04 1988-04-07 Cambridge Consultants Active current transformer
AU4019589A (en) * 1988-08-24 1990-03-01 Unisearch Systems Limited A current sensor
GB2244142A (en) * 1990-05-16 1991-11-20 Westinghouse Brake & Signal Current transformer measuring circuits

Also Published As

Publication number Publication date
DE4310361A1 (de) 1993-10-07
GB9306504D0 (en) 1993-05-19
FI90142C (fi) 1993-12-27
US5309086A (en) 1994-05-03
IT1261539B (it) 1996-05-23
JPH0627151A (ja) 1994-02-04
ITTO930221A0 (it) 1993-04-01
GB2265722B (en) 1995-10-11
ITTO930221A1 (it) 1994-10-01
FR2689643B1 (fr) 1996-01-05
GB2265722A (en) 1993-10-06
FR2689643A1 (fr) 1993-10-08
FI90142B (fi) 1993-09-15

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Legal Events

Date Code Title Description
BB Publication of examined application