JPH0139527B2 - - Google Patents

Info

Publication number
JPH0139527B2
JPH0139527B2 JP4124081A JP4124081A JPH0139527B2 JP H0139527 B2 JPH0139527 B2 JP H0139527B2 JP 4124081 A JP4124081 A JP 4124081A JP 4124081 A JP4124081 A JP 4124081A JP H0139527 B2 JPH0139527 B2 JP H0139527B2
Authority
JP
Japan
Prior art keywords
resolver
winding
phase
voltage
alternating current
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.)
Expired
Application number
JP4124081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57155697A (en
Inventor
Nagahiko Nagasaka
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.)
Yaskawa Electric Corp
Original Assignee
Yaskawa Electric Manufacturing Co 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 Yaskawa Electric Manufacturing Co Ltd filed Critical Yaskawa Electric Manufacturing Co Ltd
Priority to JP4124081A priority Critical patent/JPS57155697A/ja
Publication of JPS57155697A publication Critical patent/JPS57155697A/ja
Publication of JPH0139527B2 publication Critical patent/JPH0139527B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
JP4124081A 1981-03-20 1981-03-20 Time sharing detection system for position and speed using resolver Granted JPS57155697A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4124081A JPS57155697A (en) 1981-03-20 1981-03-20 Time sharing detection system for position and speed using resolver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4124081A JPS57155697A (en) 1981-03-20 1981-03-20 Time sharing detection system for position and speed using resolver

Publications (2)

Publication Number Publication Date
JPS57155697A JPS57155697A (en) 1982-09-25
JPH0139527B2 true JPH0139527B2 (cg-RX-API-DMAC7.html) 1989-08-22

Family

ID=12602902

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4124081A Granted JPS57155697A (en) 1981-03-20 1981-03-20 Time sharing detection system for position and speed using resolver

Country Status (1)

Country Link
JP (1) JPS57155697A (cg-RX-API-DMAC7.html)

Also Published As

Publication number Publication date
JPS57155697A (en) 1982-09-25

Similar Documents

Publication Publication Date Title
Hurst et al. Sensorless speed measurement using current harmonic spectral estimation in induction machine drives
Jiang et al. High dynamic speed sensorless AC drive with on-line model parameter tuning for steady-state accuracy
Holtz Sensorless control of induction machines—With or without signal injection?
Degner et al. Using multiple saliencies for the estimation of flux, position, and velocity in AC machines
US4575667A (en) AC Motor speed control apparatus
EP0548059A3 (en) Brushless motors
Hurst et al. Speed sensorless field-oriented control of induction machines using current harmonic spectral estimation
EP0215724A1 (en) Apparatus and method for retaining phase information for use with a multiple-coil inductive displacement sensor
JPH0139527B2 (cg-RX-API-DMAC7.html)
EP0142563A1 (en) System of controlling synchronous motor
JPS5917781B2 (ja) 多極レゾルバを用いた回転速度検出法
US4484129A (en) Speed control apparatus for polyphase induction motors
Dixon et al. Induction motor speed estimator and synchronous motor position estimator based on a fixed carrier frequency signal
JP2560278B2 (ja) 磁極位置検出装置
Hurst et al. Sensorless speed measurement using current harmonic spectral estimation in induction machine drives
JPS6030897B2 (ja) 速度検出装置
JPH0213556B2 (cg-RX-API-DMAC7.html)
JPS5913708B2 (ja) レゾルバ検出方式
JPH02142383A (ja) ブラシレスモータ
JPS5854712Y2 (ja) 金属検知器
JP3724913B2 (ja) ブラシレス同期機の回転子界磁電流測定装置
JPS6357831A (ja) 建設機械のエンジン回転数検出方法
JPS6333616A (ja) レゾルバ・デジタル変換器
JPS61247288A (ja) ブラシレスモ−タ
JPS57177288A (en) Control system for synchronous motor