JPS5548260B2 - - Google Patents

Info

Publication number
JPS5548260B2
JPS5548260B2 JP12883277A JP12883277A JPS5548260B2 JP S5548260 B2 JPS5548260 B2 JP S5548260B2 JP 12883277 A JP12883277 A JP 12883277A JP 12883277 A JP12883277 A JP 12883277A JP S5548260 B2 JPS5548260 B2 JP S5548260B2
Authority
JP
Japan
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
Application number
JP12883277A
Other languages
Japanese (ja)
Other versions
JPS5356071A (en
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 JPS5356071A publication Critical patent/JPS5356071A/ja
Publication of JPS5548260B2 publication Critical patent/JPS5548260B2/ja
Granted 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
    • G01R21/1331—Measuring real or reactive component, measuring apparent energy
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
JP12883277A 1976-10-29 1977-10-28 Wattthour meter circuit Granted JPS5356071A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/736,797 US4056774A (en) 1976-10-29 1976-10-29 Electronic watthour meter circuit

Publications (2)

Publication Number Publication Date
JPS5356071A JPS5356071A (en) 1978-05-22
JPS5548260B2 true JPS5548260B2 (en]) 1980-12-04

Family

ID=24961339

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12883277A Granted JPS5356071A (en) 1976-10-29 1977-10-28 Wattthour meter circuit

Country Status (2)

Country Link
US (1) US4056774A (en])
JP (1) JPS5356071A (en])

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5333183A (en) * 1976-09-09 1978-03-28 Toshiba Corp Electronic coulometer
US4180074A (en) * 1977-03-15 1979-12-25 Fibra-Sonics, Inc. Device and method for applying precise irrigation, aspiration, medication, ultrasonic power and dwell time to biotissue for surgery and treatment
NL183424B (nl) * 1977-05-16 Enertec Elektronische energiemeter.
US4147978A (en) * 1977-12-19 1979-04-03 Dupont Energy Management Corporation System for monitoring electrical energy consumption
US4236112A (en) * 1978-07-17 1980-11-25 Conversational Systems, Inc. Power measuring apparatus
US4272891A (en) * 1978-09-01 1981-06-16 Illinois Tool Works Inc. Electronic gear checker
US4321753A (en) * 1978-09-01 1982-03-30 Illinois Tool Works Inc. Electronic gear checker
US4250449A (en) * 1978-11-24 1981-02-10 Westinghouse Electric Corp. Digital electric energy measuring circuit
US4257004A (en) * 1978-12-21 1981-03-17 Westinghouse Electric Corp. Electrical energy measuring multimeter
GB2040051B (en) * 1979-01-11 1982-12-08 South Eastern Elec Board Electroni kolowatthour meter
US4255707A (en) * 1979-08-07 1981-03-10 Westinghouse Electric Corp. Electrical energy meter
GB8426822D0 (en) * 1984-10-23 1984-11-28 Day S Static electricity meter
US4658323A (en) * 1985-06-10 1987-04-14 General Electric Company RMS calculation circuit for digital circuit interrupters
EP0432386B1 (de) * 1989-12-14 1993-04-21 Landis & Gyr Business Support AG Anordnung zur Ermittlung von Werten elektrischer Grössen, die von Messwerten mindestens zweier elektrischer Eingangsgrössen der Anordnung ableitbar sind
DE59203277D1 (de) * 1991-07-22 1995-09-21 Landis & Gyr Betriebs Ag Anordnung zum Messen einer Blindleistung oder einer Blindenergie.
US7940039B2 (en) * 2007-07-13 2011-05-10 De Buda Eric Transformer meter and system for using same
US9213050B2 (en) * 2010-08-30 2015-12-15 Sharp Laboratories Of America, Inc. Delayed meter reporting
US10161973B2 (en) * 2014-04-25 2018-12-25 Eurotherm Ltd System and method for measuring active power in a load without a load voltage
US11175322B2 (en) 2019-12-19 2021-11-16 Landis+Gyr Innovations, Inc. Gating energy consumption accumulation by detecting a fundamental component of a current

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA829472A (en) * 1969-12-09 D. Moore Arthur Method and apparatus for measuring electrical energy
US3517311A (en) * 1968-12-26 1970-06-23 Pranor Ind Inc Pulse accumulating watt-hour measuring system
GB1313511A (en) * 1969-05-20 1973-04-11 Science Res Council Apparatus for indicating power consumption

Also Published As

Publication number Publication date
US4056774A (en) 1977-11-01
JPS5356071A (en) 1978-05-22

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