NL7204165A - - Google Patents

Info

Publication number
NL7204165A
NL7204165A NL7204165A NL7204165A NL7204165A NL 7204165 A NL7204165 A NL 7204165A NL 7204165 A NL7204165 A NL 7204165A NL 7204165 A NL7204165 A NL 7204165A NL 7204165 A NL7204165 A NL 7204165A
Authority
NL
Netherlands
Application number
NL7204165A
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 filed Critical
Publication of NL7204165A publication Critical patent/NL7204165A/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00Arrangements for measuring electric power or power factor
    • G01R21/133Arrangements for measuring electric power or power factor by using digital technique
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06GANALOGUE COMPUTERS
    • G06G7/00Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/18Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals
    • G06G7/184Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals using capacitive elements
    • G06G7/186Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals using capacitive elements using an operational amplifier comprising a capacitor or a resistor in the feedback loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
NL7204165A 1971-06-11 1972-03-28 NL7204165A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2128883A DE2128883B2 (de) 1971-06-11 1971-06-11 Schaltungsanordnung zur Messung des elektrischen Verbrauchs entsprechend der jeweiligen Energieflußrichtung (Lieferung und Bezug) mit einem elektronischen kWh Zahler

Publications (1)

Publication Number Publication Date
NL7204165A true NL7204165A (de) 1972-12-13

Family

ID=5810411

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7204165A NL7204165A (de) 1971-06-11 1972-03-28

Country Status (10)

Country Link
US (1) US3731190A (de)
JP (1) JPS5149430B1 (de)
AT (1) AT319394B (de)
CH (1) CH535435A (de)
DE (1) DE2128883B2 (de)
FR (1) FR2140532B1 (de)
GB (1) GB1383113A (de)
IT (1) IT956375B (de)
NL (1) NL7204165A (de)
SE (1) SE371018B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2404292A1 (de) * 1974-01-30 1975-07-31 Kabel Metallwerke Ghh Verfahren zur herstellung von mischungen z.b. auf der basis von thermoplasten oder elastomeren
DE2450252C2 (de) * 1974-10-23 1982-07-01 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung für die energieflußabhängige Umschaltung bei einem Elektrizitätszähler
US3975682A (en) * 1974-12-13 1976-08-17 Esterline Corporation Watt/watthour transducer and integrator and current sources therefor
JPS5658570U (de) * 1979-10-11 1981-05-20
JPS57146121U (de) * 1981-03-06 1982-09-14
JPS57146168A (en) * 1981-03-05 1982-09-09 Toshiba Corp Device for judging power flow
JP2650142B2 (ja) * 1989-08-10 1997-09-03 レーム プロパティズ ビーブイ 支払装置とカード
DE4121654A1 (de) * 1991-06-29 1993-01-07 Asea Brown Boveri Kombinierter strom- und spannungswandler fuer eine metallgekapselte gasisolierte hochspannungsanlage
JP3532237B2 (ja) * 1994-03-04 2004-05-31 株式会社東芝 電圧/周波数変換装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH460169A (de) * 1967-11-13 1968-07-31 Landis & Gyr Ag Verfahren zur Messung elektrischer Wirkenergie und Schaltungsanordnung zur Durchführung des Verfahrens
US3470471A (en) * 1968-05-31 1969-09-30 Canadian Patents Dev Polarity coincidence correlation method and apparatus for measuring electrical energy

Also Published As

Publication number Publication date
DE2128883A1 (de) 1973-01-04
GB1383113A (en) 1975-02-05
US3731190A (en) 1973-05-01
SE371018B (de) 1974-11-04
DE2128883B2 (de) 1973-11-15
AT319394B (de) 1974-12-27
DE2128883C3 (de) 1974-06-20
FR2140532B1 (de) 1978-04-28
IT956375B (it) 1973-10-10
JPS5149430B1 (de) 1976-12-27
FR2140532A1 (de) 1973-01-19
CH535435A (de) 1973-03-31

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BV The patent application has lapsed