ZA985816B - A power supply circuit for an electricity meter - Google Patents

A power supply circuit for an electricity meter

Info

Publication number
ZA985816B
ZA985816B ZA985816A ZA985816A ZA985816B ZA 985816 B ZA985816 B ZA 985816B ZA 985816 A ZA985816 A ZA 985816A ZA 985816 A ZA985816 A ZA 985816A ZA 985816 B ZA985816 B ZA 985816B
Authority
ZA
South Africa
Prior art keywords
power supply
supply circuit
electricity meter
meter
electricity
Prior art date
Application number
ZA985816A
Other languages
English (en)
Inventor
Brahim Zaim
Original Assignee
Schlumberger Ind Sa
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 Schlumberger Ind Sa filed Critical Schlumberger Ind Sa
Publication of ZA985816B publication Critical patent/ZA985816B/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/40—Testing power supplies

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dc-Dc Converters (AREA)
  • Measurement Of Current Or Voltage (AREA)
ZA985816A 1997-07-17 1998-07-02 A power supply circuit for an electricity meter ZA985816B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9709201A FR2766304B1 (fr) 1997-07-17 1997-07-17 Circuit d'alimentation pour un compteur d'electricite
US09/103,783 US5973941A (en) 1997-07-17 1998-06-24 Electricity meter with a switching mode transformer power supply circuit
CN98116035A CN1131434C (zh) 1997-07-17 1998-07-15 用于电表的电源电路

Publications (1)

Publication Number Publication Date
ZA985816B true ZA985816B (en) 1999-01-26

Family

ID=27179203

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA985816A ZA985816B (en) 1997-07-17 1998-07-02 A power supply circuit for an electricity meter

Country Status (11)

Country Link
US (1) US5973941A (es)
EP (1) EP0892273B1 (es)
CN (1) CN1131434C (es)
BR (1) BR9802411B1 (es)
CA (1) CA2242799A1 (es)
DE (1) DE69822930T2 (es)
ES (1) ES2221973T3 (es)
FR (1) FR2766304B1 (es)
HU (1) HU223914B1 (es)
PT (1) PT892273E (es)
ZA (1) ZA985816B (es)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2397497Y (zh) * 1999-11-23 2000-09-20 北京科博智能仪表有限责任公司 具有新型电源模块的电度表
EP1416575A1 (fr) * 2002-10-30 2004-05-06 STMicroelectronics S.A. Transformateur à changement de mode
GB0402319D0 (en) * 2004-02-03 2004-03-10 M & Fc Holdings Llc Wide range power supply for polyphase electricity meter
JP4671019B2 (ja) * 2005-01-14 2011-04-13 サンケン電気株式会社 多出力型ｄｃ−ｄｃコンバータ
DE102005015942A1 (de) * 2005-04-07 2006-10-12 Abb Patent Gmbh Einrichtung zur Energieversorgung von Messsensoren und Übertragung eins synchronen Taktsignals an diese
US7755915B2 (en) * 2006-12-01 2010-07-13 Innocom Technology (Shenzhen) Co., Ltd. Power supply circuit with at least one feedback circuit feeding operating state of transformer back to pulse width modulation circuit thereof
TW200950299A (en) * 2008-05-30 2009-12-01 Gio Optoelectronics Corp Single-stage AC to DC conversion device
US7772812B2 (en) * 2008-07-17 2010-08-10 Elster Electricity, Llc System and method for providing a DC voltage source within a power meter
DK2154539T3 (da) 2008-08-14 2011-07-11 Kamstrup As Forbrugsmåler med magnetfeltdetektor
EP2209013B1 (de) * 2009-01-17 2016-11-09 EMH metering GmbH & Co. KG Elektronischer Mehrphasenzähler
US20130151319A1 (en) * 2011-12-07 2013-06-13 Yang Pan Predictable Method for Reducing Power Consumption during Peak Demand
CN102830368A (zh) * 2012-07-04 2012-12-19 尚艳燕 一种用于检测pc电源的电子负载机
FR2996309B1 (fr) * 2012-09-28 2015-08-21 Valeo Sys Controle Moteur Sas Procede et dispositif de mesure d'une tension isolee
CN103219889B (zh) * 2013-03-22 2018-04-06 华立科技股份有限公司 电力采集设备用的多路输出式隔离电源，分立元件式隔离型电源电路以及电力采集设备
US10277136B2 (en) 2016-12-01 2019-04-30 Power Integrations, Inc. Controller for multi-output single magnetic component converter with independent regulation of constant current and constant voltage outputs
RU180905U1 (ru) * 2017-12-08 2018-06-29 Акционерное общество "Радио и Микроэлектроника" Токовая цепь счетчика электрической энергии
CN107947606A (zh) * 2017-12-25 2018-04-20 福建顺昌虹润精密仪器有限公司 一种仪表电源
US10218282B1 (en) * 2018-05-31 2019-02-26 Power Integrations, Inc. Method and apparatus for sequencing outputs in a multi-output power converter system
JP2020018037A (ja) 2018-07-23 2020-01-30 株式会社デンソー パワー素子駆動装置
CN110932559A (zh) * 2019-12-03 2020-03-27 成都长城开发科技有限公司 电表的电源模块

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2548381B1 (fr) * 1983-06-17 1985-11-15 Telemecanique Electrique Procede de mesure de l'autonomie d'une alimentation electrique a decoupage et dispositif pour sa mise en oeuvre
US5168436A (en) * 1990-09-26 1992-12-01 Allied-Signal Inc. Uninterruptible power supply
GB9116616D0 (en) * 1991-08-01 1991-09-18 Thomson Consumer Electronics Switched mode power supply with startup precharge
GB2286250B (en) * 1991-09-19 1996-04-03 Ampy Automation Digilog Improved power meter
US5414610A (en) * 1993-06-21 1995-05-09 Ast Research, Inc. Universal power converter with single, shared power transformation circuit
US5841641A (en) * 1996-05-01 1998-11-24 Compaq Computer Corporation Protected zero-crossing detection using switching transistor's on-resistance

Also Published As

Publication number Publication date
BR9802411B1 (pt) 2010-10-05
BR9802411A (pt) 1999-06-29
PT892273E (pt) 2004-08-31
HU223914B1 (hu) 2005-03-29
CA2242799A1 (fr) 1999-01-17
HUP9801611A3 (en) 2000-06-28
EP0892273A1 (fr) 1999-01-20
CN1206111A (zh) 1999-01-27
DE69822930T2 (de) 2005-04-28
US5973941A (en) 1999-10-26
CN1131434C (zh) 2003-12-17
HU9801611D0 (en) 1998-09-28
HUP9801611A2 (hu) 1999-04-28
EP0892273B1 (fr) 2004-04-07
ES2221973T3 (es) 2005-01-16
DE69822930D1 (de) 2004-05-13
FR2766304B1 (fr) 1999-10-01
FR2766304A1 (fr) 1999-01-22

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