DE69018594T2 - Anordnungen zur elektrischen Leistungsmessung. - Google Patents

Anordnungen zur elektrischen Leistungsmessung.

Info

Publication number
DE69018594T2
DE69018594T2 DE69018594T DE69018594T DE69018594T2 DE 69018594 T2 DE69018594 T2 DE 69018594T2 DE 69018594 T DE69018594 T DE 69018594T DE 69018594 T DE69018594 T DE 69018594T DE 69018594 T2 DE69018594 T2 DE 69018594T2
Authority
DE
Germany
Prior art keywords
arrangements
electrical power
power measurement
measurement
electrical
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69018594T
Other languages
English (en)
Other versions
DE69018594D1 (de
Inventor
Nigel Peter Jeremy Greer
Alan John Jones
Timothy Robert Joyce
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ABB Metering Systems Ltd
Original Assignee
General Electric Co PLC
General Electric Co
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 General Electric Co PLC, General Electric Co filed Critical General Electric Co PLC
Application granted granted Critical
Publication of DE69018594D1 publication Critical patent/DE69018594D1/de
Publication of DE69018594T2 publication Critical patent/DE69018594T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06J—HYBRID COMPUTING ARRANGEMENTS
    • G06J1/00—Hybrid computing arrangements
DE69018594T 1989-12-18 1990-11-30 Anordnungen zur elektrischen Leistungsmessung. Expired - Fee Related DE69018594T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8928494A GB2239097B (en) 1989-12-18 1989-12-18 Electrical power measuring devices

Publications (2)

Publication Number Publication Date
DE69018594D1 DE69018594D1 (de) 1995-05-18
DE69018594T2 true DE69018594T2 (de) 1995-08-17

Family

ID=10668091

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69018594T Expired - Fee Related DE69018594T2 (de) 1989-12-18 1990-11-30 Anordnungen zur elektrischen Leistungsmessung.

Country Status (7)

Country Link
US (1) US5099195A (de)
EP (1) EP0434248B1 (de)
AU (1) AU635589B2 (de)
DE (1) DE69018594T2 (de)
GB (1) GB2239097B (de)
NZ (1) NZ236395A (de)
ZA (1) ZA909985B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5243537A (en) * 1990-12-21 1993-09-07 Analogic Corporation Method and apparatus for rapid measurement of AC waveform parameters
EP0589090A1 (de) * 1992-09-21 1994-03-30 Mietec Alcatel Signalmultiplizierer
US5351050A (en) * 1992-11-03 1994-09-27 Crystal Semiconductor Corporation Detent switching of summing node capacitors of a delta-sigma modulator
JP3080207B2 (ja) * 1993-01-06 2000-08-21 三菱電機株式会社 電子式電力量計
US5585716A (en) * 1993-01-20 1996-12-17 Schlumberger Industries, S.A. Multiple stage frequency modulated circuit
GB9421492D0 (en) 1994-10-24 1994-12-07 Gen Electric Co Plc DC correction arrangement for a sigma-delta modulator
TW396276B (en) * 1996-03-01 2000-07-01 Toshiba Corp Arithmetic unit
US5862069A (en) * 1996-07-12 1999-01-19 Analog Devices, Inc. Four quadrant multiplying apparatus and method
DE19630605A1 (de) * 1996-07-29 1998-02-05 Tech Gmbh Antriebstechnik Und Multiplikationsschaltung für Leistungs-Meßgerät
JP3290946B2 (ja) * 1998-03-10 2002-06-10 株式会社東芝 電力演算装置
US6307493B1 (en) 1999-05-28 2001-10-23 Analog Devices, Inc. Non-linear function generating circuit and method
DE10311777B4 (de) * 2003-03-18 2005-10-20 Thomas Schoch Verfahren, Messsystem und Vorrichtung zur elektrischen Leistungsmessung
US20060028197A1 (en) * 2004-08-05 2006-02-09 Microchip Technology Incorporated Direct current offset cancellation and phase equalization for power metering devices
DE102004042077A1 (de) 2004-08-31 2006-03-30 Texas Instruments Deutschland Gmbh Integrierte Schaltung zur Verwendung mit einem externen Hall-Sensor, und Hall-Sensormodul
US8907658B2 (en) 2012-04-19 2014-12-09 Kohler, Inc. System and method of measuring power produced by a power source
JP5228128B1 (ja) * 2012-05-28 2013-07-03 タナシン電機株式会社 信号生成装置、測定装置、漏電検出装置及び信号生成方法
US9194896B2 (en) * 2013-04-05 2015-11-24 Texas Instruments Incorporated Tracking energy consumption using a sepic-converter technique

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4055804A (en) * 1974-12-13 1977-10-25 Mayfield Glenn A Watt/watthour transducer and amplifier-filter therefor
DE2938238A1 (de) * 1979-09-21 1981-04-09 Siemens AG, 1000 Berlin und 8000 München Elektronischer drehstrom-elektrizitaetszaehler fuer das kondensatorumladungsverfahren
GB2118726B (en) * 1982-04-13 1985-10-23 Plessey Co Plc Mains power measurement
GB2167619A (en) * 1984-11-24 1986-05-29 Crest Energy Scan Ltd Wattmeter circuit
JPH0648282B2 (ja) * 1985-06-14 1994-06-22 三菱電機株式会社 電子式電力量計
NL8501896A (nl) * 1985-07-02 1987-02-02 Philips Nv Digitaal-analoog omzetter.
US4786863A (en) * 1985-12-23 1988-11-22 General Electric Co. Solid state watthour meter with switched-capacitor integration
US4794333A (en) * 1987-02-04 1988-12-27 General Electric Company Continuous switched-capacitor dual slope watthour meter circuit with charge injection offset compensation
US4924412A (en) * 1987-06-25 1990-05-08 Schlumberger Industries, Inc. Integrated poly-phase power meter
US4795974A (en) * 1987-07-24 1989-01-03 Ford Motor Company Digital energy meter
JPH0821049B2 (ja) * 1987-09-24 1996-03-04 株式会社東芝 乗算器

Also Published As

Publication number Publication date
AU635589B2 (en) 1993-03-25
NZ236395A (en) 1992-08-26
ZA909985B (en) 1991-09-25
DE69018594D1 (de) 1995-05-18
US5099195A (en) 1992-03-24
GB2239097A (en) 1991-06-19
EP0434248B1 (de) 1995-04-12
EP0434248A2 (de) 1991-06-26
EP0434248A3 (en) 1992-04-01
AU6785690A (en) 1991-06-20
GB2239097B (en) 1993-08-11
GB8928494D0 (en) 1990-02-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ABB METERING SYSTEMS LTD., STONE, STAFFORDSHIRE, G

8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE REICHEL UND REICHEL, 60322 FRANKFURT

8339 Ceased/non-payment of the annual fee