FI90595C - Method and measurement arrangement for measuring electrical power and / or energy - Google Patents

Method and measurement arrangement for measuring electrical power and / or energy

Info

Publication number
FI90595C
FI90595C FI896216A FI896216A FI90595C FI 90595 C FI90595 C FI 90595C FI 896216 A FI896216 A FI 896216A FI 896216 A FI896216 A FI 896216A FI 90595 C FI90595 C FI 90595C
Authority
FI
Finland
Prior art keywords
energy
electrical power
measuring electrical
measurement arrangement
measurement
Prior art date
Application number
FI896216A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI90595B (en
FI896216A0 (en
FI896216A (en
Inventor
Heikki Seppae
Original Assignee
Valtion Teknillinen
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 Valtion Teknillinen filed Critical Valtion Teknillinen
Priority to FI896216A priority Critical patent/FI90595C/en
Publication of FI896216A0 publication Critical patent/FI896216A0/en
Priority to PCT/FI1990/000312 priority patent/WO1991010146A1/en
Priority to AU69177/91A priority patent/AU6917791A/en
Priority to EP19910900820 priority patent/EP0506728A1/en
Publication of FI896216A publication Critical patent/FI896216A/en
Application granted granted Critical
Publication of FI90595B publication Critical patent/FI90595B/en
Publication of FI90595C publication Critical patent/FI90595C/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
FI896216A 1989-12-22 1989-12-22 Method and measurement arrangement for measuring electrical power and / or energy FI90595C (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI896216A FI90595C (en) 1989-12-22 1989-12-22 Method and measurement arrangement for measuring electrical power and / or energy
PCT/FI1990/000312 WO1991010146A1 (en) 1989-12-22 1990-12-21 Method and apparatus for measuring electric units
AU69177/91A AU6917791A (en) 1989-12-22 1990-12-21 Method and apparatus for measuring electric units
EP19910900820 EP0506728A1 (en) 1989-12-22 1990-12-21 Method and apparatus for measuring electric units

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI896216A FI90595C (en) 1989-12-22 1989-12-22 Method and measurement arrangement for measuring electrical power and / or energy
FI896216 1989-12-22

Publications (4)

Publication Number Publication Date
FI896216A0 FI896216A0 (en) 1989-12-22
FI896216A FI896216A (en) 1991-06-23
FI90595B FI90595B (en) 1993-11-15
FI90595C true FI90595C (en) 1994-02-25

Family

ID=8529580

Family Applications (1)

Application Number Title Priority Date Filing Date
FI896216A FI90595C (en) 1989-12-22 1989-12-22 Method and measurement arrangement for measuring electrical power and / or energy

Country Status (4)

Country Link
EP (1) EP0506728A1 (en)
AU (1) AU6917791A (en)
FI (1) FI90595C (en)
WO (1) WO1991010146A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5151866A (en) * 1990-03-30 1992-09-29 The Dow Chemical Company High speed power analyzer
CN114019231B (en) * 2021-11-04 2023-08-18 国网湖南省电力有限公司 Attenuation direct current extraction method for direct current electric energy metering

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3877022A (en) * 1973-05-14 1975-04-08 Weston Instruments Inc Enhancing resolution in analog-to-digital conversion by adding statistically controlled noise to the analog input signal
DE2727369A1 (en) * 1977-06-14 1979-01-04 Heliowatt Werke KILOWATT-HOUR METER WITH STOCHASTIC SIGNAL PROCESSING
JPS57138208A (en) * 1981-02-20 1982-08-26 Hitachi Ltd Power detecting circuit and gain control circuit using it
US4710747A (en) * 1984-03-09 1987-12-01 Fairchild Semiconductor Corporation Method and apparatus for improving the accuracy and resolution of an analog-to-digital converter (ADC)
JPH0611114B2 (en) * 1984-12-31 1994-02-09 ティアツク株式会社 Analog-digital converter
DE3514371A1 (en) * 1985-05-28 1986-10-23 Mitsubishi Denki K.K., Tokio/Tokyo Electronic energy meter for electrical energy
JPH07118649B2 (en) * 1986-01-08 1995-12-18 ヤマハ株式会社 Dither circuit
NZ219166A (en) * 1986-02-06 1990-04-26 Nilsen Oliver J Ltd Digital energy meter

Also Published As

Publication number Publication date
AU6917791A (en) 1991-07-24
EP0506728A1 (en) 1992-10-07
FI90595B (en) 1993-11-15
FI896216A0 (en) 1989-12-22
FI896216A (en) 1991-06-23
WO1991010146A1 (en) 1991-07-11

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Legal Events

Date Code Title Description
BB Publication of examined application
MM Patent lapsed
MM Patent lapsed

Owner name: VALTION TEKNILLINEN TUTKIMUSKESKUS