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SE7609519L - Anordning for berekning av amplitudverden - Google Patents

Anordning for berekning av amplitudverden

Info

Publication number
SE7609519L
SE7609519L SE7609519A SE7609519A SE7609519L SE 7609519 L SE7609519 L SE 7609519L SE 7609519 A SE7609519 A SE 7609519A SE 7609519 A SE7609519 A SE 7609519A SE 7609519 L SE7609519 L SE 7609519L
Authority
SE
Sweden
Prior art keywords
comparator
combination
adder
amplite
world
Prior art date
Application number
SE7609519A
Other languages
Unknown language ( )
English (en)
Other versions
SE412469B (sv
Inventor
F Andow
T Matsushima
M Iwasaki
Original Assignee
Tokyo Shibaura Electric Co
Tokyo Electric Power Co
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
Priority claimed from JP50104055A external-priority patent/JPS5228364A/ja
Priority claimed from JP50104054A external-priority patent/JPS5228363A/ja
Application filed by Tokyo Shibaura Electric Co, Tokyo Electric Power Co filed Critical Tokyo Shibaura Electric Co
Publication of SE7609519L publication Critical patent/SE7609519L/sv
Publication of SE412469B publication Critical patent/SE412469B/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/04—Measuring peak values or amplitude or envelope of AC or of pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measuring Phase Differences (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
SE7609519A 1975-08-29 1976-08-27 Anordning for berekning av amplitudverden SE412469B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP50104055A JPS5228364A (en) 1975-08-29 1975-08-29 Amplitude value calculating apparatus
JP50104054A JPS5228363A (en) 1975-08-29 1975-08-29 Amplitude value calculating appartus

Publications (2)

Publication Number Publication Date
SE7609519L true SE7609519L (sv) 1977-03-01
SE412469B SE412469B (sv) 1980-03-03

Family

ID=26444606

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7609519A SE412469B (sv) 1975-08-29 1976-08-27 Anordning for berekning av amplitudverden

Country Status (6)

Country Link
US (1) US4073008A (sv)
AU (1) AU505684B2 (sv)
CA (1) CA1080363A (sv)
CH (1) CH615279A5 (sv)
GB (1) GB1538513A (sv)
SE (1) SE412469B (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4218736A (en) * 1978-04-03 1980-08-19 Takeda Riken Kogyo Kabushikikaisha Effective value measuring apparatus
US4625283A (en) * 1982-05-07 1986-11-25 Cooper Industries, Inc. Method and apparatus for digitally measuring alternating current
US4803635A (en) * 1985-11-07 1989-02-07 Kabushi Kaisha Toshiba Information data output device for electric-power systems
US11355915B2 (en) * 2018-04-25 2022-06-07 Mitsubishi Electric Corporation Protection relay

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3524075A (en) * 1967-08-02 1970-08-11 Honeywell Inc Control apparatus
FR1550432A (sv) * 1967-11-08 1968-12-20
US3569785A (en) * 1968-07-09 1971-03-09 Ibm Power system protective relaying by time-coordinated sampling and calculation
JPS4942713B1 (sv) * 1970-11-09 1974-11-16
JPS526039B2 (sv) * 1971-12-17 1977-02-18

Also Published As

Publication number Publication date
GB1538513A (en) 1979-01-17
AU1729076A (en) 1978-03-09
SE412469B (sv) 1980-03-03
US4073008A (en) 1978-02-07
CH615279A5 (sv) 1980-01-15
CA1080363A (en) 1980-06-24
AU505684B2 (en) 1979-11-29

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