JPS627790B2 - - Google Patents

Info

Publication number
JPS627790B2
JPS627790B2 JP347680A JP347680A JPS627790B2 JP S627790 B2 JPS627790 B2 JP S627790B2 JP 347680 A JP347680 A JP 347680A JP 347680 A JP347680 A JP 347680A JP S627790 B2 JPS627790 B2 JP S627790B2
Authority
JP
Japan
Prior art keywords
clutch
signal
rotation speed
speed
time
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
Application number
JP347680A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56101392A (en
Inventor
Kazuaki Takada
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP347680A priority Critical patent/JPS56101392A/ja
Publication of JPS56101392A publication Critical patent/JPS56101392A/ja
Publication of JPS627790B2 publication Critical patent/JPS627790B2/ja
Granted 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
    • H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
    • H02P29/04—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors by means of a separate brake
    • H02P29/045—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors by means of a separate brake whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Sewing Machines And Sewing (AREA)
  • Control Of Velocity Or Acceleration (AREA)
  • Control Of Direct Current Motors (AREA)
JP347680A 1980-01-18 1980-01-18 Speed control system Granted JPS56101392A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP347680A JPS56101392A (en) 1980-01-18 1980-01-18 Speed control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP347680A JPS56101392A (en) 1980-01-18 1980-01-18 Speed control system

Publications (2)

Publication Number Publication Date
JPS56101392A JPS56101392A (en) 1981-08-13
JPS627790B2 true JPS627790B2 (de) 1987-02-19

Family

ID=11558379

Family Applications (1)

Application Number Title Priority Date Filing Date
JP347680A Granted JPS56101392A (en) 1980-01-18 1980-01-18 Speed control system

Country Status (1)

Country Link
JP (1) JPS56101392A (de)

Also Published As

Publication number Publication date
JPS56101392A (en) 1981-08-13

Similar Documents

Publication Publication Date Title
US4468597A (en) Method for regulating the power supply to a direct-current motor and a device for the application of said method
US4653601A (en) Electric power steering system for a motor vehicle
CA1155911A (en) Electronic damping of stepper motor
US4441061A (en) Motor speed control system
US4295082A (en) Pulse width modulated servo circuit
ES485297A1 (es) Dispositivo de control del escape para una maquina impresora
US4215301A (en) Digital servo positioning circuit
US4517909A (en) Sewing machine having a digital command circuit
JPS5872488A (ja) 印刷ヘッド移動制御装置
US3828234A (en) Motor speed control system
JPH03130810A (ja) 電子調速機
US3997829A (en) Multi-phase stepping motor controller
US4983891A (en) Motor driving apparatus with speed determined chopped drive and constant voltage drive control
JPS627790B2 (de)
JPS6340018A (ja) 振動式杭打ち機の制御装置
SE461124B (sv) Regleranordning foer en flerfasmotors varvfrekvens foer att bibehaalla motorn i fas med en naetspaenningssignal
US4473020A (en) Sewing machine having a soft-starting circuit
US4413223A (en) Induction generator frequency control system
US4516061A (en) Sewing machine having a memory for generating a speed signal in response to operating conditions
EP0028139B1 (de) Nähmaschine
US7081730B1 (en) Motor controller system for large dynamic range of motor operation
JPS627791B2 (de)
EP0220814B1 (de) Einrichtung und Verfahren für Schrittmotorstabilisierung
SU836746A1 (ru) Устройство дл управлени тиристорнымэлЕКТРОпРиВОдОМ пОСТО ННОгО TOKAC люфТОМ B КиНЕМАТичЕСКОй пЕРЕдАчЕ
JPS6130977A (ja) モ−タのブレ−キ制御方法