JPS4877327A - - Google Patents
Info
- Publication number
- JPS4877327A JPS4877327A JP48004412A JP441273A JPS4877327A JP S4877327 A JPS4877327 A JP S4877327A JP 48004412 A JP48004412 A JP 48004412A JP 441273 A JP441273 A JP 441273A JP S4877327 A JPS4877327 A JP S4877327A
- Authority
- JP
- Japan
- 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
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
-
- 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
- H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
- H02P5/46—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another
- H02P5/50—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing electrical values representing the speeds
- H02P5/51—Direct ratio control
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Multiple Motors (AREA)
- Inverter Devices (AREA)
- Spinning Or Twisting Of Yarns (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2165666A DE2165666C3 (en) | 1971-12-30 | 1971-12-30 | Circuit arrangement for setpoint adjustment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4877327A true JPS4877327A (en) | 1973-10-17 |
| JPS5332845B2 JPS5332845B2 (en) | 1978-09-11 |
Family
ID=5829766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP441273A Expired JPS5332845B2 (en) | 1971-12-30 | 1972-12-25 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5332845B2 (en) |
| CH (1) | CH548693A (en) |
| DE (1) | DE2165666C3 (en) |
| FR (1) | FR2170625A5 (en) |
| GB (1) | GB1390949A (en) |
| IT (1) | IT973126B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6198190A (en) * | 1984-10-19 | 1986-05-16 | Hitachi Ltd | Pwm wave generator |
| CN103823405A (en) * | 2014-03-08 | 2014-05-28 | 福建凯邦锦纶科技有限公司 | Automatic spinning slow switch misoperation control device |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103014883A (en) * | 2013-01-11 | 2013-04-03 | 江苏长乐纤维科技有限公司 | Low-speed spinning threading control system |
| CN103409830A (en) * | 2013-08-15 | 2013-11-27 | 江苏长乐纤维科技有限公司 | POY (polyester pre-oriented yarn) bottom layer oiling control system and melt spinning device using system |
| CN103488118A (en) * | 2013-10-14 | 2014-01-01 | 江苏长乐纤维科技有限公司 | Control method for preventing POY (Pre-Oriented Yarn) fineness from generating midway variation |
| CN103488119B (en) * | 2013-10-14 | 2015-12-23 | 江苏长乐纤维科技有限公司 | A kind of control method preventing variation in POY silk size way |
| CN106120043A (en) * | 2016-08-29 | 2016-11-16 | 苏州龙杰特种纤维股份有限公司 | Automatic control device for reducing raw material waste |
-
1971
- 1971-12-30 DE DE2165666A patent/DE2165666C3/en not_active Expired
-
1972
- 1972-12-20 GB GB5893372A patent/GB1390949A/en not_active Expired
- 1972-12-21 CH CH1868672A patent/CH548693A/en not_active IP Right Cessation
- 1972-12-25 JP JP441273A patent/JPS5332845B2/ja not_active Expired
- 1972-12-28 FR FR7246781A patent/FR2170625A5/fr not_active Expired
- 1972-12-29 IT IT33826/72A patent/IT973126B/en active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6198190A (en) * | 1984-10-19 | 1986-05-16 | Hitachi Ltd | Pwm wave generator |
| CN103823405A (en) * | 2014-03-08 | 2014-05-28 | 福建凯邦锦纶科技有限公司 | Automatic spinning slow switch misoperation control device |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2165666A1 (en) | 1973-07-05 |
| JPS5332845B2 (en) | 1978-09-11 |
| FR2170625A5 (en) | 1973-09-14 |
| DE2165666B2 (en) | 1975-03-27 |
| CH548693A (en) | 1974-04-30 |
| DE2165666C3 (en) | 1975-11-13 |
| GB1390949A (en) | 1975-04-16 |
| IT973126B (en) | 1974-06-10 |