JPS5229917A - Detection circuit for position of rotor in commutatorless motor - Google Patents
Detection circuit for position of rotor in commutatorless motorInfo
- Publication number
- JPS5229917A JPS5229917A JP50105932A JP10593275A JPS5229917A JP S5229917 A JPS5229917 A JP S5229917A JP 50105932 A JP50105932 A JP 50105932A JP 10593275 A JP10593275 A JP 10593275A JP S5229917 A JPS5229917 A JP S5229917A
- Authority
- JP
- Japan
- Prior art keywords
- detection circuit
- rotor
- commutatorless motor
- armature coils
- commutatorless
- 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
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
- H02P6/16—Circuit arrangements for detecting position
- H02P6/18—Circuit arrangements for detecting position without separate position detecting elements
- H02P6/188—Circuit arrangements for detecting position without separate position detecting elements using the voltage difference between the windings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Brushless Motors (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
PURPOSE:A detection circuit with no detecting elements, wherein the relative position between a field pole and armature coils are detected exactly by using speed electromotive force induced in the armature coils.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50105932A JPS5825038B2 (en) | 1975-09-03 | 1975-09-03 | Cairo |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50105932A JPS5825038B2 (en) | 1975-09-03 | 1975-09-03 | Cairo |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5229917A true JPS5229917A (en) | 1977-03-07 |
JPS5825038B2 JPS5825038B2 (en) | 1983-05-25 |
Family
ID=14420613
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50105932A Expired JPS5825038B2 (en) | 1975-09-03 | 1975-09-03 | Cairo |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5825038B2 (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54155799A (en) * | 1978-05-30 | 1979-12-08 | Miharu Communication | Emergency warning device for television community hearing device |
JPS59144389A (en) * | 1983-02-02 | 1984-08-18 | ゼネラル・エレクトリツク・カンパニイ | Electronic commutation type motor operating and controlling system and electric washing machine using same motor |
US4495450A (en) * | 1982-12-29 | 1985-01-22 | Sanyo Electric Co., Ltd. | Control device for brushless motor |
US4912379A (en) * | 1987-05-21 | 1990-03-27 | Victor Company Of Japan, Ltd. | Multi-phase brushless motor with increased starting torque and reduced torque ripple |
JPH07264834A (en) * | 1995-02-20 | 1995-10-13 | Sanyo Electric Co Ltd | Commutatorless motor |
JPH07264835A (en) * | 1995-02-20 | 1995-10-13 | Sanyo Electric Co Ltd | Commutatorless motor for fan motor |
JPH07322591A (en) * | 1995-02-20 | 1995-12-08 | Sanyo Electric Co Ltd | Commutatorless motor |
WO1998021816A1 (en) * | 1996-11-12 | 1998-05-22 | Motorola, Inc. Wilmington Geneva Branch Office | Method and apparatus for electronically commuting an electric motor |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07274584A (en) * | 1994-03-30 | 1995-10-20 | Zexel Corp | Driving apparatus for commutatorless dc motor |
MY113852A (en) | 1994-09-14 | 2002-06-29 | Mitsubishi Electric Corp | Frame for flexible disk drive unit having distortion prevention hole and 2 ribs formed around motor attaching hole |
-
1975
- 1975-09-03 JP JP50105932A patent/JPS5825038B2/en not_active Expired
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54155799A (en) * | 1978-05-30 | 1979-12-08 | Miharu Communication | Emergency warning device for television community hearing device |
US4495450A (en) * | 1982-12-29 | 1985-01-22 | Sanyo Electric Co., Ltd. | Control device for brushless motor |
JPS59144389A (en) * | 1983-02-02 | 1984-08-18 | ゼネラル・エレクトリツク・カンパニイ | Electronic commutation type motor operating and controlling system and electric washing machine using same motor |
US4912379A (en) * | 1987-05-21 | 1990-03-27 | Victor Company Of Japan, Ltd. | Multi-phase brushless motor with increased starting torque and reduced torque ripple |
JPH07264834A (en) * | 1995-02-20 | 1995-10-13 | Sanyo Electric Co Ltd | Commutatorless motor |
JPH07264835A (en) * | 1995-02-20 | 1995-10-13 | Sanyo Electric Co Ltd | Commutatorless motor for fan motor |
JPH07322591A (en) * | 1995-02-20 | 1995-12-08 | Sanyo Electric Co Ltd | Commutatorless motor |
WO1998021816A1 (en) * | 1996-11-12 | 1998-05-22 | Motorola, Inc. Wilmington Geneva Branch Office | Method and apparatus for electronically commuting an electric motor |
Also Published As
Publication number | Publication date |
---|---|
JPS5825038B2 (en) | 1983-05-25 |
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