SE415507B - Anordning for berekning av en sinusformig vags amplitudverde - Google Patents

Anordning for berekning av en sinusformig vags amplitudverde

Info

Publication number
SE415507B
SE415507B SE7609520A SE7609520A SE415507B SE 415507 B SE415507 B SE 415507B SE 7609520 A SE7609520 A SE 7609520A SE 7609520 A SE7609520 A SE 7609520A SE 415507 B SE415507 B SE 415507B
Authority
SE
Sweden
Prior art keywords
sinus
calculation
shaped scale
scale amplifier
amplifier
Prior art date
Application number
SE7609520A
Other languages
English (en)
Other versions
SE7609520L (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
Application filed by Tokyo Shibaura Electric Co, Tokyo Electric Power Co filed Critical Tokyo Shibaura Electric Co
Publication of SE7609520L publication Critical patent/SE7609520L/sv
Publication of SE415507B publication Critical patent/SE415507B/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)
  • Emergency Protection Circuit Devices (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Control Of Electric Motors In General (AREA)
SE7609520A 1975-08-29 1976-08-27 Anordning for berekning av en sinusformig vags amplitudverde SE415507B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50104056A JPS5228365A (en) 1975-08-29 1975-08-29 Amplitude value calculating appartus

Publications (2)

Publication Number Publication Date
SE7609520L SE7609520L (sv) 1977-03-01
SE415507B true SE415507B (sv) 1980-10-06

Family

ID=14370523

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7609520A SE415507B (sv) 1975-08-29 1976-08-27 Anordning for berekning av en sinusformig vags amplitudverde

Country Status (7)

Country Link
US (1) US4073009A (sv)
JP (1) JPS5228365A (sv)
AU (1) AU509722B2 (sv)
CA (1) CA1065984A (sv)
CH (1) CH612765A5 (sv)
GB (1) GB1539953A (sv)
SE (1) SE415507B (sv)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4150436A (en) * 1977-12-23 1979-04-17 Phillips Petroleum Company First order sample and hold
DE2854315A1 (de) * 1978-12-15 1980-06-26 German Ing Grad Grimm Einrichtung zur bestimmung von die netzfrequenz beeinflussenden stoerungen in elektrischen energieversorgungsnetzen und verwendung einer derartigen einrichtung in einer adaptiven frequenzregelung fuer elektrische energieversorgungsnetze
US4318183A (en) * 1978-12-22 1982-03-02 Raytheon Company Multiple channel digital memory system
GB2040051B (en) * 1979-01-11 1982-12-08 South Eastern Elec Board Electroni kolowatthour meter
US4213134A (en) * 1979-02-26 1980-07-15 The University Of Akron Circuit and method for the recorder display of high frequency periodic signals
US4395671A (en) * 1979-06-20 1983-07-26 Emhart Industries, Inc. Control system and method for motor starting
US4414512A (en) * 1981-05-29 1983-11-08 Motorola Inc. Broadband peak detector
JPS5876910A (ja) * 1981-10-30 1983-05-10 Konishiroku Photo Ind Co Ltd 異常検出装置
US4589073A (en) * 1982-05-05 1986-05-13 Dorman Smith Switchgear Limited Apparatus for determining prospective short circuit current
US4625283A (en) * 1982-05-07 1986-11-25 Cooper Industries, Inc. Method and apparatus for digitally measuring alternating current
US4564831A (en) * 1982-07-02 1986-01-14 Transamerica Delaval Inc. Analog to digital converters for converting a plurality of different input signals
JP2576961B2 (ja) * 1988-11-07 1997-01-29 株式会社ゼクセル 発電機の制御装置
US5151866A (en) * 1990-03-30 1992-09-29 The Dow Chemical Company High speed power analyzer
EP3268756A4 (en) * 2015-06-26 2018-12-05 Hewlett-Packard Enterprise Development LP Determining an alternating current (ac) characteristic from a waveform

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
JPS5228365A (en) 1977-03-03
CA1065984A (en) 1979-11-06
US4073009A (en) 1978-02-07
AU509722B2 (en) 1980-05-22
SE7609520L (sv) 1977-03-01
AU1729276A (en) 1978-03-09
CH612765A5 (sv) 1979-08-15
GB1539953A (en) 1979-02-07
JPS5519508B2 (sv) 1980-05-27

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