SE417883B - Sett och anordning for detektering av en asynkronmotors varvtal - Google Patents

Sett och anordning for detektering av en asynkronmotors varvtal

Info

Publication number
SE417883B
SE417883B SE8002310A SE8002310A SE417883B SE 417883 B SE417883 B SE 417883B SE 8002310 A SE8002310 A SE 8002310A SE 8002310 A SE8002310 A SE 8002310A SE 417883 B SE417883 B SE 417883B
Authority
SE
Sweden
Prior art keywords
frequency
components
speed
harmonic
bandpass filter
Prior art date
Application number
SE8002310A
Other languages
English (en)
Swedish (sv)
Inventor
P A P Comstedt
B A Elfiner
Original Assignee
Elfi Innovationer
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 Elfi Innovationer filed Critical Elfi Innovationer
Priority to SE8002310A priority Critical patent/SE417883B/sv
Priority to US06/246,946 priority patent/US4358734A/en
Priority to FI810906A priority patent/FI66090C/fi
Priority to CH2010/81A priority patent/CH654456A5/de
Priority to FR8105983A priority patent/FR2479474A1/fr
Priority to NO811006A priority patent/NO162540C/no
Priority to DE19813111819 priority patent/DE3111819A1/de
Priority to JP4469281A priority patent/JPS5713988A/ja
Priority to GB8109493A priority patent/GB2075684B/en
Priority to IT20737/81A priority patent/IT1136960B/it
Priority to DK137781A priority patent/DK137781A/da
Publication of SE417883B publication Critical patent/SE417883B/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/15—Indicating that frequency of pulses is either above or below a predetermined value or within or outside a predetermined range of values, by making use of non-linear or digital elements (indicating that pulse width is above or below a certain limit)
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Ac Motors In General (AREA)
SE8002310A 1980-03-26 1980-03-26 Sett och anordning for detektering av en asynkronmotors varvtal SE417883B (sv)

Priority Applications (11)

Application Number Priority Date Filing Date Title
SE8002310A SE417883B (sv) 1980-03-26 1980-03-26 Sett och anordning for detektering av en asynkronmotors varvtal
US06/246,946 US4358734A (en) 1980-03-26 1981-03-24 Methods and apparatuses for detecting the speed of an asynchronous motor
FI810906A FI66090C (fi) 1980-03-26 1981-03-24 Saett och anordning foer detektering av en asynkronmotors varvtal
CH2010/81A CH654456A5 (de) 1980-03-26 1981-03-25 Verfahren zur ermittlung der drehzahl eines asynchronmotors.
FR8105983A FR2479474A1 (fr) 1980-03-26 1981-03-25 Procede et appareillage pour detecter la vitesse d'un moteur asynchrone
NO811006A NO162540C (no) 1980-03-26 1981-03-25 Fremgangsmaate og anordning til bestemmelse av en asynkronmotors omloepstall.
DE19813111819 DE3111819A1 (de) 1980-03-26 1981-03-25 Verfahren und vorrichtung zur ermittlung der drehzahl eines asynchronmotors
JP4469281A JPS5713988A (en) 1980-03-26 1981-03-26 Method and device for detecting speed of asynchronous motor
GB8109493A GB2075684B (en) 1980-03-26 1981-03-26 A method and apparatus for detecting the speed of an asynchronous motor
IT20737/81A IT1136960B (it) 1980-03-26 1981-03-26 Procedimento e dispositivo per rilevare la velocita' di un motore asincrono
DK137781A DK137781A (da) 1980-03-26 1981-03-26 Fremgangsmaade og anordning til detektering af en asynkronmotors omloebstal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8002310A SE417883B (sv) 1980-03-26 1980-03-26 Sett och anordning for detektering av en asynkronmotors varvtal

Publications (1)

Publication Number Publication Date
SE417883B true SE417883B (sv) 1981-04-13

Family

ID=20340605

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8002310A SE417883B (sv) 1980-03-26 1980-03-26 Sett och anordning for detektering av en asynkronmotors varvtal

Country Status (11)

Country Link
US (1) US4358734A (de)
JP (1) JPS5713988A (de)
CH (1) CH654456A5 (de)
DE (1) DE3111819A1 (de)
DK (1) DK137781A (de)
FI (1) FI66090C (de)
FR (1) FR2479474A1 (de)
GB (1) GB2075684B (de)
IT (1) IT1136960B (de)
NO (1) NO162540C (de)
SE (1) SE417883B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3339299C2 (de) * 1983-10-29 1987-02-19 Rainer Dipl.-Ing. 7250 Leonberg Schröcker Schaltungsanordnung zum Messen der Drehzahl eines genuteten Ankers einer Drehfeldmaschine
US4527101A (en) * 1983-11-23 1985-07-02 Black & Decker Inc. Universal electric motor speed sensing by using Fourier transform method
JPS6369355U (de) * 1986-10-22 1988-05-10
EP0287852A3 (de) * 1987-04-09 1989-02-01 Siemens Aktiengesellschaft Verfahren und Anordnung zur Drehzahlerfassung einer elektrischen Maschine
US5224201A (en) * 1988-03-31 1993-06-29 Heidelberger Druckmaschinen Ag Method and device for measuring rotary speed
DE3811046C2 (de) * 1988-03-31 1994-05-26 Heidelberger Druckmasch Ag Verfahren und Vorrichtung zur Bestimmung des Übersetzungsverhältnisses an einer Druckmaschine
DE4237194A1 (de) * 1992-11-04 1994-05-05 Bosch Gmbh Robert Einrichtung zur Ermittlung des Drehzahlgradienten
DE19539915B4 (de) * 1995-10-27 2007-06-28 Elan Schaltelemente Gmbh & Co. Kg Verfahren zur Überwachung wie Stillstands- und/oder Einrichtdrehzahlüberwachung eines Antriebs, insbesondere hochdynamischen Servoantriebs, sowie Lastrelais insbesondere zur Verwendung bei einem entsprechenden Verfahren
US6087796A (en) * 1998-06-16 2000-07-11 Csi Technology, Inc. Method and apparatus for determining electric motor speed using vibration and flux
EP1134887A1 (de) * 2000-03-14 2001-09-19 General Electric Company Methoden und Vorrichtung zur Analyse von Harmonischen im Freuqenzbereich für elektrische Machinen
DE10213563C1 (de) * 2002-03-26 2003-09-18 Siemens Ag Verfahren zur Ermittlung der Drehzahl einer austrudelnden Drehstrommaschine
DE102005018179A1 (de) * 2005-04-19 2006-10-26 Krohne Messtechnik Gmbh & Co. Kg Verfahren zum Betrieb eines Meßgeräts
EP1894292A1 (de) * 2005-06-09 2008-03-05 Philips Intellectual Property & Standards GmbH Messung der drehfrequenz eines rotors einer asynchronmaschine ohne sensoren
GB2580962A (en) * 2019-02-01 2020-08-05 Digipulse Ltd Motor waveform filtering to determine commutation timing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1193150B (de) * 1960-05-31 1965-05-20 Tavkoezlesi Ki Einrichtung zur Regelung der Drehzahl fuer einen elektromotorischen, pneumatischen oder hydraulischen Antrieb
US3611138A (en) * 1970-03-05 1971-10-05 Gen Motors Corp Tachometer system including an rf signal modulator and detector
US4194129A (en) * 1975-02-07 1980-03-18 Rexnord Inc. Armature slip analysis of induction motors with temperature and voltage correction
DD121191A1 (de) * 1975-09-18 1976-07-12

Also Published As

Publication number Publication date
GB2075684A (en) 1981-11-18
CH654456A5 (de) 1986-02-14
JPH0152999B2 (de) 1989-11-10
GB2075684B (en) 1983-09-21
JPS5713988A (en) 1982-01-25
FI66090B (fi) 1984-04-30
NO811006L (no) 1981-09-28
DK137781A (da) 1981-09-27
US4358734A (en) 1982-11-09
FI66090C (fi) 1984-08-10
NO162540B (no) 1989-10-02
IT8120737A0 (it) 1981-03-26
FR2479474A1 (fr) 1981-10-02
DE3111819C2 (de) 1991-10-10
FR2479474B1 (de) 1985-03-29
FI810906L (fi) 1981-09-27
IT1136960B (it) 1986-09-03
DE3111819A1 (de) 1982-03-11
NO162540C (no) 1990-01-10

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