CA963080A - Device for controlling speed of dc motor - Google Patents

Device for controlling speed of dc motor

Info

Publication number
CA963080A
CA963080A CA152,893A CA152893A CA963080A CA 963080 A CA963080 A CA 963080A CA 152893 A CA152893 A CA 152893A CA 963080 A CA963080 A CA 963080A
Authority
CA
Canada
Prior art keywords
motor
controlling speed
controlling
speed
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
CA152,893A
Other languages
English (en)
Inventor
Hiroaki Kuroha
Takeki Ando
Toshiaki Kurosawa
Seiya Shima
Shunichiro Hayase
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
Application granted granted Critical
Publication of CA963080A publication Critical patent/CA963080A/en
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
    • H02P7/34—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 Ward-Leonard arrangements
    • H02P7/347—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 Ward-Leonard arrangements in which only the generator field is controlled

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Direct Current Motors (AREA)
  • Elevator Control (AREA)
CA152,893A 1971-10-01 1972-09-29 Device for controlling speed of dc motor Expired CA963080A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46076345A JPS5238206B2 (zh) 1971-10-01 1971-10-01

Publications (1)

Publication Number Publication Date
CA963080A true CA963080A (en) 1975-02-18

Family

ID=13602754

Family Applications (1)

Application Number Title Priority Date Filing Date
CA152,893A Expired CA963080A (en) 1971-10-01 1972-09-29 Device for controlling speed of dc motor

Country Status (7)

Country Link
JP (1) JPS5238206B2 (zh)
CA (1) CA963080A (zh)
CH (1) CH547035A (zh)
DE (1) DE2247866A1 (zh)
FR (1) FR2152331A5 (zh)
GB (1) GB1400023A (zh)
HK (1) HK75576A (zh)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5114644A (en) * 1974-07-29 1976-02-05 Hitachi Ltd Erebeetadendokino kidoseigyohoshiki
JPS5168056A (en) * 1974-12-10 1976-06-12 Mitsubishi Electric Corp Erebeetano sokudoseigyosochi
JPS51139046A (en) * 1975-05-26 1976-12-01 Hitachi Ltd Control device of the alternating current elevator
JPS529819A (en) * 1975-07-14 1977-01-25 Hitachi Ltd Speed controlling device of dc motors
JPS52107526A (en) * 1976-03-08 1977-09-09 Hitachi Ltd Speed controller for dc motor
JPS6050523B2 (ja) * 1976-10-15 1985-11-08 三菱電機株式会社 圧延機における被圧延材噛込時の速度補償装置
JPS546260A (en) * 1977-06-13 1979-01-18 Mitsubishi Electric Corp Device for controlling elevator cage speed
JPS5456114U (zh) * 1978-08-30 1979-04-18

Also Published As

Publication number Publication date
CH547035A (de) 1974-03-15
FR2152331A5 (zh) 1973-04-20
GB1400023A (en) 1975-07-16
DE2247866A1 (de) 1973-04-19
JPS5238206B2 (zh) 1977-09-28
JPS4842319A (zh) 1973-06-20
HK75576A (en) 1976-12-10

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