FR2104434A5 - - Google Patents

Info

Publication number
FR2104434A5
FR2104434A5 FR7129982A FR7129982A FR2104434A5 FR 2104434 A5 FR2104434 A5 FR 2104434A5 FR 7129982 A FR7129982 A FR 7129982A FR 7129982 A FR7129982 A FR 7129982A FR 2104434 A5 FR2104434 A5 FR 2104434A5
Authority
FR
France
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
Application number
FR7129982A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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 by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR2104434A5 publication Critical patent/FR2104434A5/fr
Expired 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)
  • Control Of Metal Rolling (AREA)
  • Control Of Direct Current Motors (AREA)
FR7129982A 1970-08-17 1971-08-17 Expired FR2104434A5 (enExample)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR2104434A5 true FR2104434A5 (enExample) 1972-04-14

Family

ID=22056068

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7129982A Expired FR2104434A5 (enExample) 1970-08-17 1971-08-17

Country Status (3)

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

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3809452A (en) * 1971-05-19 1974-05-07 R Heinz System for controlling number of revolutions of the tape drive in a tape recording and replaying apparatus
JPS5075013U (enExample) * 1973-11-15 1975-07-01
JPS5084728U (enExample) * 1973-12-07 1975-07-19
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

Citations (4)

* 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
FR1478088A (fr) * 1965-06-04 1967-04-21 Centre Nat Rech Metall Procédé de commande automatique des cylindres de laminoirs
GB1076624A (en) * 1963-11-15 1967-07-19 Materiel Electrique S W Le Acceleration-control systems for direct-current motors
US3413534A (en) * 1966-03-14 1968-11-26 Westinghouse Electric Corp Non-regenerating dc motor regulating circuit having improved stability

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US3452853A (en) * 1966-10-10 1969-07-01 Data Products Corp Paper drive system

Patent Citations (4)

* 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
GB1076624A (en) * 1963-11-15 1967-07-19 Materiel Electrique S W Le Acceleration-control systems for direct-current motors
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

Also Published As

Publication number Publication date
JPS521383B1 (enExample) 1977-01-13
JPS474858A (enExample) 1972-03-10
US3657623A (en) 1972-04-18

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Legal Events

Date Code Title Description
ST Notification of lapse