JPS5056981A - - Google Patents

Info

Publication number
JPS5056981A
JPS5056981A JP49102163A JP10216374A JPS5056981A JP S5056981 A JPS5056981 A JP S5056981A JP 49102163 A JP49102163 A JP 49102163A JP 10216374 A JP10216374 A JP 10216374A JP S5056981 A JPS5056981 A JP S5056981A
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.)
Pending
Application number
JP49102163A
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 JPS5056981A publication Critical patent/JPS5056981A/ja
Pending 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
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/127—Arrangements for measuring electric power or power factor by using pulse modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
JP49102163A 1973-09-07 1974-09-06 Pending JPS5056981A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US395142A US3875508A (en) 1973-09-07 1973-09-07 Metering electrical energy (kWh) in single phase systems

Publications (1)

Publication Number Publication Date
JPS5056981A true JPS5056981A (ja) 1975-05-19

Family

ID=23561876

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49102163A Pending JPS5056981A (ja) 1973-09-07 1974-09-06

Country Status (9)

Country Link
US (1) US3875508A (ja)
JP (1) JPS5056981A (ja)
AU (1) AU6966174A (ja)
BR (1) BR7407192D0 (ja)
CA (1) CA994424A (ja)
CH (1) CH586909A5 (ja)
DE (1) DE2431315A1 (ja)
FR (1) FR2243443B1 (ja)
GB (1) GB1477207A (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5240377A (en) * 1975-09-27 1977-03-29 Takayoshi Kubono Power energy measuring device
JPS52112870U (ja) * 1976-02-23 1977-08-27
JPS5333183A (en) * 1976-09-09 1978-03-28 Toshiba Corp Electronic coulometer
JPS5412785A (en) * 1977-06-29 1979-01-30 Mitsubishi Electric Corp Electric power converter
JPS5568061U (ja) * 1978-11-01 1980-05-10

Families Citing this family (14)

* 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
NL183424B (nl) * 1977-05-16 Enertec Elektronische energiemeter.
US4217546A (en) * 1978-12-11 1980-08-12 General Electric Company Electronic energy consumption meter and system with automatic error correction
US4286214A (en) * 1979-05-07 1981-08-25 General Electric Company Current sensor for phase inversion-modulation of AC signals
JPS5658570U (ja) * 1979-10-11 1981-05-20
US4542354A (en) * 1983-08-01 1985-09-17 Robinton Products, Inc. Delta-sigma pulse modulator with offset compensation
WO1985000711A1 (en) * 1983-08-01 1985-02-14 Robinton Products, Inc. Power metering system and method
US4709375A (en) * 1983-09-27 1987-11-24 Robinton Products, Inc. Digital phase selection system for signal multipliers
GB8624926D0 (en) * 1986-10-17 1986-11-19 Gen Electric Co Plc Electric power measuring devices
US4800333A (en) * 1986-12-29 1989-01-24 General Electric Company Switched-capacitor watthour meter circuit having reduced capacitor ratio
US4902965A (en) * 1987-06-15 1990-02-20 Bodrug John D Consumption meter for accumulating digital power consumption signals via telephone lines without disturbing the consumer
US4924412A (en) * 1987-06-25 1990-05-08 Schlumberger Industries, Inc. Integrated poly-phase power meter
CH677036A5 (ja) * 1987-08-06 1991-03-28 Landis & Gyr Betriebs Ag
US5847535A (en) * 1996-01-31 1998-12-08 Parker-Hannifin Corporation Active electronic damping for step motor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5113432B1 (ja) * 1970-02-09 1976-04-28
US3746851A (en) * 1971-12-21 1973-07-17 Technical Management Services Multiplier, divider and wattmeter using a switching circuit and a pulse-width and frequency modulator

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5240377A (en) * 1975-09-27 1977-03-29 Takayoshi Kubono Power energy measuring device
JPS52112870U (ja) * 1976-02-23 1977-08-27
JPS5333183A (en) * 1976-09-09 1978-03-28 Toshiba Corp Electronic coulometer
JPS5412785A (en) * 1977-06-29 1979-01-30 Mitsubishi Electric Corp Electric power converter
JPS5568061U (ja) * 1978-11-01 1980-05-10

Also Published As

Publication number Publication date
FR2243443B1 (ja) 1981-08-28
AU6966174A (en) 1975-12-04
US3875508A (en) 1975-04-01
CH586909A5 (ja) 1977-04-15
DE2431315A1 (de) 1975-03-20
CA994424A (en) 1976-08-03
GB1477207A (en) 1977-06-22
FR2243443A1 (ja) 1975-04-04
BR7407192D0 (pt) 1975-07-08

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