SE441139B - Anordning for overvakning av en elektrisk parameter som er tilldelad en gemensammodspenning, vilken anordning alstrar en analogsignal oberoende av nemnda gemensammodspenning och ater presenterar den elektriska parameter - Google Patents

Anordning for overvakning av en elektrisk parameter som er tilldelad en gemensammodspenning, vilken anordning alstrar en analogsignal oberoende av nemnda gemensammodspenning och ater presenterar den elektriska parameter

Info

Publication number
SE441139B
SE441139B SE7706475A SE7706475A SE441139B SE 441139 B SE441139 B SE 441139B SE 7706475 A SE7706475 A SE 7706475A SE 7706475 A SE7706475 A SE 7706475A SE 441139 B SE441139 B SE 441139B
Authority
SE
Sweden
Prior art keywords
community
voltage
electrical parameter
presents
monitoring
Prior art date
Application number
SE7706475A
Other languages
English (en)
Swedish (sv)
Other versions
SE7706475L (sv
Inventor
R S Loucks
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of SE7706475L publication Critical patent/SE7706475L/
Publication of SE441139B publication Critical patent/SE441139B/xx

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
    • G01R15/22—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-emitting devices, e.g. LED, optocouplers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Amplifiers (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Measurement Of Current Or Voltage (AREA)
SE7706475A 1976-06-21 1977-06-02 Anordning for overvakning av en elektrisk parameter som er tilldelad en gemensammodspenning, vilken anordning alstrar en analogsignal oberoende av nemnda gemensammodspenning och ater presenterar den elektriska parameter SE441139B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/698,128 US4032843A (en) 1976-06-21 1976-06-21 Compensated signal isolator

Publications (2)

Publication Number Publication Date
SE7706475L SE7706475L (sv) 1977-12-22
SE441139B true SE441139B (sv) 1985-09-09

Family

ID=24804025

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7706475A SE441139B (sv) 1976-06-21 1977-06-02 Anordning for overvakning av en elektrisk parameter som er tilldelad en gemensammodspenning, vilken anordning alstrar en analogsignal oberoende av nemnda gemensammodspenning och ater presenterar den elektriska parameter

Country Status (7)

Country Link
US (1) US4032843A (fr)
BE (1) BE855899A (fr)
CA (1) CA1077141A (fr)
DE (1) DE2726705A1 (fr)
FR (1) FR2356147A1 (fr)
GB (1) GB1533072A (fr)
SE (1) SE441139B (fr)

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GB1532508A (en) * 1976-07-20 1978-11-15 Standard Telephones Cables Ltd Telecommunication systems
US4100487A (en) * 1977-03-30 1978-07-11 Nasa Lightning current waveform measuring system
US4190747A (en) * 1978-04-05 1980-02-26 Bell Telephone Laboratories, Incorporated Signal corrected optocoupled device
SE413808B (sv) * 1978-09-22 1980-06-23 Asea Ab Metdon for overforing av metsignaler via en optisk lenk
US4228323A (en) * 1979-01-31 1980-10-14 Bell Telephone Laboratories, Incorporated Variable loop length compensated barrier circuit
US4360879A (en) * 1980-08-28 1982-11-23 The Valeron Corporation Power measuring device
US4356457A (en) * 1980-09-02 1982-10-26 General Dynamics, Pomona Division Optic floating deck modulator
US4539480A (en) * 1982-11-08 1985-09-03 Cibertec S.A. Electrical isolation system
GB2138137B (en) * 1983-03-07 1987-01-14 Brown Boveri Kent Ltd Improvements in sensing apparatus
US4652764A (en) * 1983-03-31 1987-03-24 Tokyo Shibaura Denki Kabushiki Kaisha Current source circuit with a photo coupler
US4752693A (en) * 1983-03-31 1988-06-21 Tokyo Shibaura Denki Kabushiki Kaisha Circuit with a photo coupler
US4596048A (en) * 1983-04-04 1986-06-17 General Electric Company Optically isolated contention bus
US4685118A (en) * 1983-11-10 1987-08-04 Picker International, Inc. X-ray tube electron beam switching and biasing method and apparatus
GB2159650B (en) * 1984-05-29 1988-02-17 New Zealand Dev Finance Electronic switch
DE3712190A1 (de) * 1987-04-10 1988-10-27 Bbc Brown Boveri & Cie Elektrischer wandler
GB8713314D0 (en) * 1987-06-06 1987-07-08 Brush Switchgear Current transformers
US4956877A (en) * 1987-06-10 1990-09-11 Cherne Medical, Inc. Optical fiber reflective signal modulation system
US4879760A (en) * 1987-06-10 1989-11-07 Cherne Medical, Inc. Optical fiber transmissive signal modulation system
US4928067A (en) * 1988-12-19 1990-05-22 Siemens Transmission Systems, Inc. Non-intrusive fiber optic electromagnetic field probe apparatus and associated methods
US4902978A (en) * 1989-01-09 1990-02-20 Wolf Technologies Corporation Opto-isolation system and method of use
DE3916832A1 (de) * 1989-05-19 1990-11-22 Siemens Ag Schaltungsanordnung zm potentialfreien erfassen von binaeren elektrischen signalen
DE4010373A1 (de) * 1990-03-30 1991-10-02 Jordan Gmbh Georg Vorrichtung zur durchfuehrung von spannungspruefungen
DE4011193A1 (de) * 1990-04-04 1991-10-10 Siemens Ag Steuerschaltung zur stromversorgungsueberwachung
US5241274A (en) * 1990-06-26 1993-08-31 Williams Bill J On-board internal combustion engine spark plug efficiency visual display
US5208541A (en) * 1991-06-19 1993-05-04 Daniel Yerkovich Spark plug firing sensor with capacitive coupling and optical pickup
FR2685582B1 (fr) * 1991-12-18 1997-06-27 Com 1 Dispositif d'interface electronique de transmission lineaire de signaux a haute isolation par opto-coupleurs polarises en inverse.
EP0686266A1 (fr) * 1993-02-24 1995-12-13 Siemens Aktiengesellschaft Dispositif permettant de detecter la valeur reelle d'une grandeur mesuree a haut potentiel
WO1996035972A1 (fr) * 1995-05-08 1996-11-14 Testdesign Corporation Interface a fibre optique pour systeme de test de circuit integre
US5668708A (en) * 1996-03-13 1997-09-16 Spellman High Voltage Electronics Corp. DC power supply with reduced ripple
GB2321713A (en) * 1997-02-01 1998-08-05 Motorola Israel Ltd High-voltage transmission line data transfer system
GB0029815D0 (en) * 2000-12-06 2001-01-17 Pace Micro Tech Plc Voltage measuring apparatus
JP4362046B2 (ja) * 2003-07-15 2009-11-11 アバゴ・テクノロジーズ・イーシービーユー・アイピー（シンガポール）プライベート・リミテッド 線形性を改善したフォトカプラ装置
WO2009111601A2 (fr) * 2008-03-05 2009-09-11 Masco Corporation Circuit d’isolation optique à double optocoupleur
US8717098B2 (en) * 2012-04-09 2014-05-06 Keithley Instruments, Inc. High gain, high voltage power amplifier
CA2814526C (fr) 2012-05-03 2017-11-21 Institut National D'optique Capteur optique pour mesure de tension sans contact
CN102866278A (zh) * 2012-06-28 2013-01-09 深圳市汇川技术股份有限公司 变频器输出电压检测电路及变频器
CN103645395A (zh) * 2013-11-15 2014-03-19 四川圣维信息技术有限公司 应用于高压带电监测的隔离与保护电路
CN104407193A (zh) * 2014-12-12 2015-03-11 东莞市精诚电能设备有限公司 一种线性电压采样电路
CN107907728B (zh) * 2017-10-11 2020-04-24 深圳供电局有限公司 一种抑制温度漂移的线性光电隔离电路

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DE1814520A1 (de) * 1968-12-13 1970-06-18 Rohde & Schwarz Schaltungsanordnung zur Anzeige des Effektivwerts eines Wechselstroms oder einer Wechselspannung
DE2333907A1 (de) * 1973-06-29 1975-01-23 Licentia Gmbh Anordnung zur potentialfreien messung hochgespannter gleichstroeme
US3854089A (en) * 1974-01-14 1974-12-10 Stromberg Carlson Corp Low voltage monitor circuit
US3943367A (en) * 1975-06-10 1976-03-09 The United States Of America As Represented By The Secretary Of The Army High frequency optically coupled differential voltage probe with logarithmic response

Also Published As

Publication number Publication date
US4032843A (en) 1977-06-28
BE855899A (fr) 1977-12-21
DE2726705A1 (de) 1977-12-22
FR2356147A1 (fr) 1978-01-20
GB1533072A (en) 1978-11-22
CA1077141A (fr) 1980-05-06
SE7706475L (sv) 1977-12-22
FR2356147B3 (fr) 1980-03-07

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