CH612765A5 - - Google Patents

Info

Publication number
CH612765A5
CH612765A5 CH1087576A CH1087576A CH612765A5 CH 612765 A5 CH612765 A5 CH 612765A5 CH 1087576 A CH1087576 A CH 1087576A CH 1087576 A CH1087576 A CH 1087576A CH 612765 A5 CH612765 A5 CH 612765A5
Authority
CH
Switzerland
Application number
CH1087576A
Inventor
Fumoi Nadow
Tetsuo Matsushima
Minoru 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 CH612765A5 publication Critical patent/CH612765A5/xx

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)
CH1087576A 1975-08-29 1976-08-27 CH612765A5 (fr)

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 (1)

Publication Number Publication Date
CH612765A5 true CH612765A5 (fr) 1979-08-15

Family

ID=14370523

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1087576A CH612765A5 (fr) 1975-08-29 1976-08-27

Country Status (7)

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

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
DE2854315C2 (de) * 1978-12-15 1987-01-02 German Ing.(Grad.) 8060 Dachau Grimm Einrichtung zum Bestimmen von die Netzfrequenz beeinflussenden Störungen in elektrischen Energieversorgungsnetzen und Verwendung einer derartigen Einrichtung in einer adaptiven Frequenzregeleinrichtung für 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
WO2016209260A1 (fr) * 2015-06-26 2016-12-29 Hewlett Packard Enterprise Development Lp Détermination d'une caractéristique de courant alternatif (c.a.) à partir d'une forme d'onde

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 (fr) * 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 (fr) * 1970-11-09 1974-11-16
JPS526039B2 (fr) * 1971-12-17 1977-02-18

Also Published As

Publication number Publication date
US4073009A (en) 1978-02-07
JPS5519508B2 (fr) 1980-05-27
AU509722B2 (en) 1980-05-22
SE415507B (sv) 1980-10-06
GB1539953A (en) 1979-02-07
SE7609520L (sv) 1977-03-01
AU1729276A (en) 1978-03-09
JPS5228365A (en) 1977-03-03
CA1065984A (fr) 1979-11-06

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Legal Events

Date Code Title Description
PL Patent ceased