JPS6156951B2 - - Google Patents
Info
- Publication number
- JPS6156951B2 JPS6156951B2 JP56088522A JP8852281A JPS6156951B2 JP S6156951 B2 JPS6156951 B2 JP S6156951B2 JP 56088522 A JP56088522 A JP 56088522A JP 8852281 A JP8852281 A JP 8852281A JP S6156951 B2 JPS6156951 B2 JP S6156951B2
- Authority
- JP
- Japan
- Prior art keywords
- speed
- pulse
- synchronous motor
- current
- pulse generator
- 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
Links
- 230000001360 synchronised effect Effects 0.000 claims description 35
- 238000001514 detection method Methods 0.000 claims description 19
- 238000004804 winding Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 description 26
- 238000010586 diagram Methods 0.000 description 16
- 238000005070 sampling Methods 0.000 description 9
- 230000004907 flux Effects 0.000 description 8
- 239000013256 coordination polymer Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000004043 responsiveness Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
- G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
- G01P3/489—Digital circuits therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
- Control Of Electric Motors In General (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56088522A JPS57203959A (en) | 1981-06-09 | 1981-06-09 | Detecting method for velocity of synchronous motor |
US06/386,130 US4575667A (en) | 1981-06-09 | 1982-06-07 | AC Motor speed control apparatus |
EP82302936A EP0069469B1 (en) | 1981-06-09 | 1982-06-08 | Apparatus for speed detection |
DE8282302936T DE3268256D1 (en) | 1981-06-09 | 1982-06-08 | Apparatus for speed detection |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56088522A JPS57203959A (en) | 1981-06-09 | 1981-06-09 | Detecting method for velocity of synchronous motor |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57203959A JPS57203959A (en) | 1982-12-14 |
JPS6156951B2 true JPS6156951B2 (ko) | 1986-12-04 |
Family
ID=13945160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56088522A Granted JPS57203959A (en) | 1981-06-09 | 1981-06-09 | Detecting method for velocity of synchronous motor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57203959A (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62177474U (ko) * | 1986-04-28 | 1987-11-11 | ||
JPH0321718Y2 (ko) * | 1988-07-19 | 1991-05-13 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59188385A (ja) * | 1983-04-07 | 1984-10-25 | Fanuc Ltd | サ−ボ制御回路 |
-
1981
- 1981-06-09 JP JP56088522A patent/JPS57203959A/ja active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62177474U (ko) * | 1986-04-28 | 1987-11-11 | ||
JPH0321718Y2 (ko) * | 1988-07-19 | 1991-05-13 |
Also Published As
Publication number | Publication date |
---|---|
JPS57203959A (en) | 1982-12-14 |
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