CH528739A - Wattheuremètre à diodes - Google Patents

Wattheuremètre à diodes

Info

Publication number
CH528739A
CH528739A CH180971A CH180971A CH528739A CH 528739 A CH528739 A CH 528739A CH 180971 A CH180971 A CH 180971A CH 180971 A CH180971 A CH 180971A CH 528739 A CH528739 A CH 528739A
Authority
CH
Switzerland
Prior art keywords
diode
hour meter
watt hour
watt
meter
Prior art date
Application number
CH180971A
Other languages
English (en)
French (fr)
Inventor
Kusui Shoji
Original Assignee
Nihon Denki Keiki Kenteisho
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 Nihon Denki Keiki Kenteisho filed Critical Nihon Denki Keiki Kenteisho
Publication of CH528739A publication Critical patent/CH528739A/fr

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/10—Arrangements for measuring electric power or power factor by using square-law characteristics of circuit elements, e.g. diodes, to measure power absorbed by loads of known impedance

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Rectifiers (AREA)
CH180971A 1970-02-09 1971-02-08 Wattheuremètre à diodes CH528739A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45010651A JPS5113432B1 (en, 2012) 1970-02-09 1970-02-09

Publications (1)

Publication Number Publication Date
CH528739A true CH528739A (fr) 1972-09-30

Family

ID=11756111

Family Applications (1)

Application Number Title Priority Date Filing Date
CH180971A CH528739A (fr) 1970-02-09 1971-02-08 Wattheuremètre à diodes

Country Status (6)

Country Link
US (1) US3710254A (en, 2012)
JP (1) JPS5113432B1 (en, 2012)
CH (1) CH528739A (en, 2012)
DE (1) DE2105492C3 (en, 2012)
FR (1) FR2079323B1 (en, 2012)
GB (1) GB1330584A (en, 2012)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5529099Y2 (en, 2012) * 1973-05-09 1980-07-11
US3838340A (en) * 1973-06-11 1974-09-24 R Legatti Direct reading wattmeter for measuring the true watts power consumption of an a.c. circuit
JPS5025569U (en, 2012) * 1973-06-29 1975-03-24
US3849727A (en) * 1973-08-10 1974-11-19 Canadian Patents Dev Current comparator for power and energy measurements
US3875508A (en) * 1973-09-07 1975-04-01 Gen Electric Metering electrical energy (kWh) in single phase systems
US4413230A (en) 1978-07-11 1983-11-01 Westinghouse Electric Corp. Electric energy meter having a mutual inductance current transducer
JP2001103732A (ja) * 1999-07-28 2001-04-13 Yokogawa Electric Corp 並列冗長電源システム及びこれに用いる出力電圧検出回路

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2810107A (en) * 1955-07-22 1957-10-15 Ballantine Lab Electrical measuring instrument
US2879477A (en) * 1956-01-03 1959-03-24 Sanborn Company Electric meter
US2919408A (en) * 1957-08-23 1959-12-29 Harold J Brown Electronic watthour meter
US3036299A (en) * 1959-09-10 1962-05-22 Jones & Laughlin Steel Corp Circuit for digitizing analog quantities

Also Published As

Publication number Publication date
US3710254A (en) 1973-01-09
FR2079323B1 (en, 2012) 1975-01-17
FR2079323A1 (en, 2012) 1971-11-12
DE2105492C3 (de) 1978-06-15
DE2105492A1 (de) 1971-08-26
DE2105492B2 (de) 1977-11-03
JPS5113432B1 (en, 2012) 1976-04-28
GB1330584A (en) 1973-09-19

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Legal Events

Date Code Title Description
PL Patent ceased