JPS5615191A - Abnormality detection of step motor - Google Patents
Abnormality detection of step motorInfo
- Publication number
- JPS5615191A JPS5615191A JP9179679A JP9179679A JPS5615191A JP S5615191 A JPS5615191 A JP S5615191A JP 9179679 A JP9179679 A JP 9179679A JP 9179679 A JP9179679 A JP 9179679A JP S5615191 A JPS5615191 A JP S5615191A
- Authority
- JP
- Japan
- Prior art keywords
- logic
- abnormality
- drive
- phi2
- phi1
- 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
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/0833—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors for electric motors with control arrangements
- H02H7/0844—Fail safe control, e.g. by comparing control signal and controlled current, isolating motor on commutation error
Landscapes
- Control Of Stepping Motors (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9179679A JPS5615191A (en) | 1979-07-18 | 1979-07-18 | Abnormality detection of step motor |
US06/154,049 US4300085A (en) | 1979-07-18 | 1980-05-28 | Failure detection method and circuit for stepping motors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9179679A JPS5615191A (en) | 1979-07-18 | 1979-07-18 | Abnormality detection of step motor |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5615191A true JPS5615191A (en) | 1981-02-13 |
Family
ID=14036568
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9179679A Pending JPS5615191A (en) | 1979-07-18 | 1979-07-18 | Abnormality detection of step motor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5615191A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4609868A (en) * | 1983-07-15 | 1986-09-02 | Honeywell Information Systems Italia | Circuit for detecting the failure of a step motor to respond to energization commands |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5491795A (en) * | 1977-12-29 | 1979-07-20 | Tokyo Electric Power Co Inc:The | Large capacity power cable line |
-
1979
- 1979-07-18 JP JP9179679A patent/JPS5615191A/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5491795A (en) * | 1977-12-29 | 1979-07-20 | Tokyo Electric Power Co Inc:The | Large capacity power cable line |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4609868A (en) * | 1983-07-15 | 1986-09-02 | Honeywell Information Systems Italia | Circuit for detecting the failure of a step motor to respond to energization commands |
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