JPS57203958A - Detecting method for velocity of induction motor - Google Patents

Detecting method for velocity of induction motor

Info

Publication number
JPS57203958A
JPS57203958A JP56088521A JP8852181A JPS57203958A JP S57203958 A JPS57203958 A JP S57203958A JP 56088521 A JP56088521 A JP 56088521A JP 8852181 A JP8852181 A JP 8852181A JP S57203958 A JPS57203958 A JP S57203958A
Authority
JP
Japan
Prior art keywords
velocity
induction motor
generated
pulse
past
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP56088521A
Other languages
English (en)
Other versions
JPS6156950B2 (ja
Inventor
Mitsuo Kurakake
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fanuc Corp
Original Assignee
Fanuc Corp
Fujitsu Fanuc Ltd
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 Fanuc Corp, Fujitsu Fanuc Ltd filed Critical Fanuc Corp
Priority to JP56088521A priority Critical patent/JPS57203958A/ja
Priority to KR8202543A priority patent/KR880001593B1/ko
Priority to US06/386,130 priority patent/US4575667A/en
Priority to EP82302936A priority patent/EP0069469B1/en
Priority to DE8282302936T priority patent/DE3268256D1/de
Publication of JPS57203958A publication Critical patent/JPS57203958A/ja
Publication of JPS6156950B2 publication Critical patent/JPS6156950B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
    • H02P23/14—Estimation or adaptation of motor parameters, e.g. rotor time constant, flux, speed, current or voltage
    • 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
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/489—Digital circuits therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Ac Motors In General (AREA)
  • Control Of Electric Motors In General (AREA)
JP56088521A 1981-06-09 1981-06-09 Detecting method for velocity of induction motor Granted JPS57203958A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP56088521A JPS57203958A (en) 1981-06-09 1981-06-09 Detecting method for velocity of induction motor
KR8202543A KR880001593B1 (ko) 1981-06-09 1982-06-07 교류 전동기의 속도 제어장치
US06/386,130 US4575667A (en) 1981-06-09 1982-06-07 AC Motor speed control apparatus
EP82302936A EP0069469B1 (en) 1981-06-09 1982-06-08 Apparatus for speed detection
DE8282302936T DE3268256D1 (en) 1981-06-09 1982-06-08 Apparatus for speed detection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56088521A JPS57203958A (en) 1981-06-09 1981-06-09 Detecting method for velocity of induction motor

Publications (2)

Publication Number Publication Date
JPS57203958A true JPS57203958A (en) 1982-12-14
JPS6156950B2 JPS6156950B2 (ja) 1986-12-04

Family

ID=13945129

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56088521A Granted JPS57203958A (en) 1981-06-09 1981-06-09 Detecting method for velocity of induction motor

Country Status (2)

Country Link
JP (1) JPS57203958A (ja)
KR (1) KR880001593B1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0224383U (ja) * 1988-08-01 1990-02-19
WO1996004708A1 (fr) * 1994-08-05 1996-02-15 Kabushiki Kaisha Yaskawa Denki Dispositif de commande de la vitesse d'un moteur

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0224383U (ja) * 1988-08-01 1990-02-19
WO1996004708A1 (fr) * 1994-08-05 1996-02-15 Kabushiki Kaisha Yaskawa Denki Dispositif de commande de la vitesse d'un moteur
US5834912A (en) * 1994-08-05 1998-11-10 Kabushiki Kaisha Yashawa Denki Motor speed control device
CN1047700C (zh) * 1994-08-05 1999-12-22 株式会社安川电机 电动机速度控制装置

Also Published As

Publication number Publication date
KR880001593B1 (ko) 1988-08-24
KR840001009A (ko) 1984-03-26
JPS6156950B2 (ja) 1986-12-04

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