JPS474858A - - Google Patents

Info

Publication number
JPS474858A
JPS474858A JP6112071A JP6112071A JPS474858A JP S474858 A JPS474858 A JP S474858A JP 6112071 A JP6112071 A JP 6112071A JP 6112071 A JP6112071 A JP 6112071A JP S474858 A JPS474858 A JP S474858A
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.)
Pending
Application number
JP6112071A
Other languages
Japanese (ja)
Other versions
JPS521383B1 (fr
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 filed Critical
Publication of JPS474858A publication Critical patent/JPS474858A/ja
Publication of JPS521383B1 publication Critical patent/JPS521383B1/ja
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
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
    • H02P7/2855—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/46—Roll speed or drive motor control

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Multiple Motors (AREA)
JP46061120A 1970-08-17 1971-08-13 Pending JPS521383B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6445070A 1970-08-17 1970-08-17

Publications (2)

Publication Number Publication Date
JPS474858A true JPS474858A (fr) 1972-03-10
JPS521383B1 JPS521383B1 (fr) 1977-01-13

Family

ID=22056068

Family Applications (1)

Application Number Title Priority Date Filing Date
JP46061120A Pending JPS521383B1 (fr) 1970-08-17 1971-08-13

Country Status (3)

Country Link
US (1) US3657623A (fr)
JP (1) JPS521383B1 (fr)
FR (1) FR2104434A5 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5075013U (fr) * 1973-11-15 1975-07-01
JPS5084728U (fr) * 1973-12-07 1975-07-19

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT322012B (de) * 1971-05-19 1975-04-25 Bosch Fernsehanlagen System zur regelung oder/und zur steuerung der drehzahl des kapstanmotors von magnetbandgeräten
US4383208A (en) * 1979-12-31 1983-05-10 International Business Machines Corporation Dynamic determination of friction in a closed loop control system
JPS6016850B2 (ja) * 1981-02-06 1985-04-27 住友金属工業株式会社 コ−ルドタンデムミルの圧延速度揃速方法
US4549122A (en) * 1983-09-14 1985-10-22 Allen-Bradley Company Method and circuit for DC motor field regulation with speed feedback
JPS6099416A (ja) * 1983-11-04 1985-06-03 Mitsubishi Electric Corp 圧延機の速度制御装置
US4645992A (en) * 1984-12-24 1987-02-24 Sperry Corporation Electronically controlled servomotor limit stop
US4659976A (en) * 1985-04-24 1987-04-21 Dresser Industries, Inc. Method and apparatus for maximizing utilization of an electric motor under load
US5617000A (en) * 1995-04-13 1997-04-01 Alps Electric Co., Ltd. Apparatus for detecting and controlling the rotational position of a motor shaft
TWI322560B (en) * 2004-07-30 2010-03-21 Hitachi Ltd Control process and control device of induction motor, and steel/nonferrous facility, railway vehicle, winder, vessel, machine tool, paper machine facility and transport facility employing the control process and the control device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2847632A (en) * 1957-04-25 1958-08-12 Raytheon Mfg Co Electric motor controls
NL6413285A (fr) * 1963-11-15 1965-05-17
US3416058A (en) * 1964-04-30 1968-12-10 Westinghouse Electric Corp Apparatus for controlling a variable of moving elongate material
GB1128942A (en) * 1965-02-02 1968-10-02 Interconsult Ab Improvements in or relating to storage apparatuses for granular or pulverulent material
FR1478088A (fr) * 1965-06-04 1967-04-21 Centre Nat Rech Metall Procédé de commande automatique des cylindres de laminoirs
US3413534A (en) * 1966-03-14 1968-11-26 Westinghouse Electric Corp Non-regenerating dc motor regulating circuit having improved stability
US3452853A (en) * 1966-10-10 1969-07-01 Data Products Corp Paper drive system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5075013U (fr) * 1973-11-15 1975-07-01
JPS5084728U (fr) * 1973-12-07 1975-07-19

Also Published As

Publication number Publication date
JPS521383B1 (fr) 1977-01-13
FR2104434A5 (fr) 1972-04-14
US3657623A (en) 1972-04-18

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