JPS55117485A - Brushless dc motor - Google Patents

Brushless dc motor

Info

Publication number
JPS55117485A
JPS55117485A JP2266079A JP2266079A JPS55117485A JP S55117485 A JPS55117485 A JP S55117485A JP 2266079 A JP2266079 A JP 2266079A JP 2266079 A JP2266079 A JP 2266079A JP S55117485 A JPS55117485 A JP S55117485A
Authority
JP
Japan
Prior art keywords
magnetic field
rotor
signal
counters
synchronously
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
JP2266079A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6235357B2 (de
Inventor
Hiroyuki Yamauchi
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP2266079A priority Critical patent/JPS55117485A/ja
Publication of JPS55117485A publication Critical patent/JPS55117485A/ja
Publication of JPS6235357B2 publication Critical patent/JPS6235357B2/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
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/10—Arrangements for controlling torque ripple, e.g. providing reduced torque ripple

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Brushless Motors (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
JP2266079A 1979-02-28 1979-02-28 Brushless dc motor Granted JPS55117485A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2266079A JPS55117485A (en) 1979-02-28 1979-02-28 Brushless dc motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2266079A JPS55117485A (en) 1979-02-28 1979-02-28 Brushless dc motor

Publications (2)

Publication Number Publication Date
JPS55117485A true JPS55117485A (en) 1980-09-09
JPS6235357B2 JPS6235357B2 (de) 1987-07-31

Family

ID=12088993

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2266079A Granted JPS55117485A (en) 1979-02-28 1979-02-28 Brushless dc motor

Country Status (1)

Country Link
JP (1) JPS55117485A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4525657A (en) * 1983-03-09 1985-06-25 Matsushita Electric Industrial Co., Ltd. Torque ripple compensation circuit for a brushless D.C. motor
JPS6139885A (ja) * 1984-07-27 1986-02-26 Yaskawa Electric Mfg Co Ltd 同期型交流サ−ボモ−タの駆動方式

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS555010A (en) * 1978-06-23 1980-01-14 Nippon Telegr & Teleph Corp <Ntt> Method of driving brushless motor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS555010A (en) * 1978-06-23 1980-01-14 Nippon Telegr & Teleph Corp <Ntt> Method of driving brushless motor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4525657A (en) * 1983-03-09 1985-06-25 Matsushita Electric Industrial Co., Ltd. Torque ripple compensation circuit for a brushless D.C. motor
JPS6139885A (ja) * 1984-07-27 1986-02-26 Yaskawa Electric Mfg Co Ltd 同期型交流サ−ボモ−タの駆動方式

Also Published As

Publication number Publication date
JPS6235357B2 (de) 1987-07-31

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