CA986575A - Electric motor controlling system - Google Patents

Electric motor controlling system

Info

Publication number
CA986575A
CA986575A CA178523A CA178523A CA986575A CA 986575 A CA986575 A CA 986575A CA 178523 A CA178523 A CA 178523A CA 178523 A CA178523 A CA 178523A CA 986575 A CA986575 A CA 986575A
Authority
CA
Canada
Prior art keywords
electric motor
controlling system
motor controlling
electric
motor
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
CA178523A
Other versions
CA178523S (en
Inventor
Nobuo Mitsui
Katsu Komuro
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 CA986575A publication Critical patent/CA986575A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/24—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration
    • B66B1/28—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical
    • B66B1/285—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical with the use of a speed pattern generator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/24—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration
    • B66B1/28—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical
    • B66B1/30—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical effective on driving gear, e.g. acting on power electronics, on inverter or rectifier controlled motor
    • B66B1/308—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical effective on driving gear, e.g. acting on power electronics, on inverter or rectifier controlled motor with AC powered elevator drive

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Ac Motors In General (AREA)
  • Stopping Of Electric Motors (AREA)
  • Control Of Multiple Motors (AREA)
  • Elevator Control (AREA)
  • Control And Safety Of Cranes (AREA)
CA178523A 1972-08-14 1973-08-10 Electric motor controlling system Expired CA986575A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47080750A JPS5834385B2 (en) 1972-08-14 1972-08-14 Electric motor control device

Publications (1)

Publication Number Publication Date
CA986575A true CA986575A (en) 1976-03-30

Family

ID=13727066

Family Applications (1)

Application Number Title Priority Date Filing Date
CA178523A Expired CA986575A (en) 1972-08-14 1973-08-10 Electric motor controlling system

Country Status (9)

Country Link
JP (1) JPS5834385B2 (en)
AU (1) AU466443B2 (en)
BR (1) BR7306193D0 (en)
CA (1) CA986575A (en)
CH (1) CH568680A5 (en)
DE (1) DE2340930C3 (en)
GB (1) GB1440371A (en)
HK (1) HK4377A (en)
PH (1) PH10444A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4278150A (en) * 1979-05-22 1981-07-14 Westinghouse Electric Corp. Elevator system
DE3042927C2 (en) * 1980-11-14 1982-10-21 Parker, Louis W., 33305 Fort Lauderdale, Fla. Arrangement to improve the efficiency of a three-phase three-phase asynchronous motor
US4434874A (en) * 1982-03-10 1984-03-06 Westinghouse Electric Corp. Elevator system
JPS6116978A (en) * 1984-07-03 1986-01-24 Mitsubishi Electric Corp Adhesion of amorphous metal
DE4310043A1 (en) * 1993-03-27 1994-09-29 Kimo Ind Elektronik Gmbh Circuit arrangement for controlling or regulating the starting (acceleration), braking and rotation speed of a three-phase asynchronous motor

Also Published As

Publication number Publication date
GB1440371A (en) 1976-06-23
DE2340930C3 (en) 1979-09-13
BR7306193D0 (en) 1974-07-11
AU5918473A (en) 1975-02-13
DE2340930B2 (en) 1979-01-25
HK4377A (en) 1977-01-28
AU466443B2 (en) 1975-10-30
DE2340930A1 (en) 1974-02-28
JPS5834385B2 (en) 1983-07-26
JPS4937113A (en) 1974-04-06
PH10444A (en) 1977-03-25
CH568680A5 (en) 1975-10-31

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