JPS5280415A - Brushless motor - Google Patents

Brushless motor

Info

Publication number
JPS5280415A
JPS5280415A JP50155061A JP15506175A JPS5280415A JP S5280415 A JPS5280415 A JP S5280415A JP 50155061 A JP50155061 A JP 50155061A JP 15506175 A JP15506175 A JP 15506175A JP S5280415 A JPS5280415 A JP S5280415A
Authority
JP
Japan
Prior art keywords
brushless motor
induced voltage
positional signal
passing
designed
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.)
Pending
Application number
JP50155061A
Other languages
Japanese (ja)
Inventor
Kiyoo Takeyasu
Kenichi Iizuka
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50155061A priority Critical patent/JPS5280415A/en
Publication of JPS5280415A publication Critical patent/JPS5280415A/en
Pending 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
    • H02P6/14—Electronic commutators
    • H02P6/15—Controlling commutation time
    • H02P6/153—Controlling commutation time wherein the commutation is advanced from position signals phase in function of the speed

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)

Abstract

PURPOSE: For the basic constitution to use induced voltage at armature coil for the rotor positional signal, it is designed to make the said induced voltage as the positional signal without noise signal component by passing it through the primary type filter.
COPYRIGHT: (C)1977,JPO&Japio
JP50155061A 1975-12-26 1975-12-26 Brushless motor Pending JPS5280415A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50155061A JPS5280415A (en) 1975-12-26 1975-12-26 Brushless motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50155061A JPS5280415A (en) 1975-12-26 1975-12-26 Brushless motor

Publications (1)

Publication Number Publication Date
JPS5280415A true JPS5280415A (en) 1977-07-06

Family

ID=15597802

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50155061A Pending JPS5280415A (en) 1975-12-26 1975-12-26 Brushless motor

Country Status (1)

Country Link
JP (1) JPS5280415A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS564398U (en) * 1979-06-25 1981-01-16
JPS59139883A (en) * 1983-01-26 1984-08-10 Sanyo Electric Co Ltd Controlling method for motor
JPS62141992A (en) * 1985-12-16 1987-06-25 Toshiba Corp Drive unit for brushless motor
DE3934139A1 (en) * 1988-10-17 1990-04-19 Brasil Compressores Sa Electronic commutation control for brushless DC motor - uses RC filters connected to stator windings and voltage comparator for detecting rotor position
US4958948A (en) * 1988-10-07 1990-09-25 Matsushita Electric Industrial Co., Ltd. System for driving a brushless motor

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS564398U (en) * 1979-06-25 1981-01-16
JPS6311916Y2 (en) * 1979-06-25 1988-04-06
JPS59139883A (en) * 1983-01-26 1984-08-10 Sanyo Electric Co Ltd Controlling method for motor
JPS62141992A (en) * 1985-12-16 1987-06-25 Toshiba Corp Drive unit for brushless motor
US4958948A (en) * 1988-10-07 1990-09-25 Matsushita Electric Industrial Co., Ltd. System for driving a brushless motor
DE3934139A1 (en) * 1988-10-17 1990-04-19 Brasil Compressores Sa Electronic commutation control for brushless DC motor - uses RC filters connected to stator windings and voltage comparator for detecting rotor position
FR2638035A1 (en) * 1988-10-17 1990-04-20 Brasil Compressores Sa ELECTRONIC CONTROL CIRCUIT FOR A DC MOTOR WITHOUT A COLLECTOR
DE3934139C2 (en) * 1988-10-17 1999-01-07 Brasil Compressores Sa Electronic control circuit for a brushless DC motor

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