GB1405213A - Control system for induction motors - Google Patents

Control system for induction motors

Info

Publication number
GB1405213A
GB1405213A GB3702473A GB3702473A GB1405213A GB 1405213 A GB1405213 A GB 1405213A GB 3702473 A GB3702473 A GB 3702473A GB 3702473 A GB3702473 A GB 3702473A GB 1405213 A GB1405213 A GB 1405213A
Authority
GB
United Kingdom
Prior art keywords
thyristors
mps
aug
contacts
terminals
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
GB3702473A
Other languages
English (en)
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
Priority claimed from JP8075172A external-priority patent/JPS5329803B2/ja
Priority claimed from JP8616772A external-priority patent/JPS542366B2/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB1405213A publication Critical patent/GB1405213A/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
    • B66B1/30—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
    • B66B1/306—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 DC powered elevator drive
    • 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)
  • Stopping Of Electric Motors (AREA)
  • Elevator Control (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
GB3702473A 1972-08-14 1973-08-03 Control system for induction motors Expired GB1405213A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8075172A JPS5329803B2 (fr) 1972-08-14 1972-08-14
JP8616772A JPS542366B2 (fr) 1972-08-30 1972-08-30

Publications (1)

Publication Number Publication Date
GB1405213A true GB1405213A (en) 1975-09-10

Family

ID=26421724

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3702473A Expired GB1405213A (en) 1972-08-14 1973-08-03 Control system for induction motors

Country Status (5)

Country Link
AU (1) AU466421B2 (fr)
CH (1) CH559466A5 (fr)
DE (1) DE2340952C3 (fr)
GB (1) GB1405213A (fr)
HK (1) HK75676A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2156173A (en) * 1984-03-19 1985-10-02 Elevator Gmbh Procedure and means for braking an escalator

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1298689B (de) * 1966-03-21 1969-07-03 Loher & Soehne Gmbh Regelbarer Antrieb fuer Aufzuege

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2156173A (en) * 1984-03-19 1985-10-02 Elevator Gmbh Procedure and means for braking an escalator

Also Published As

Publication number Publication date
DE2340952C3 (de) 1981-09-24
CH559466A5 (fr) 1975-02-28
HK75676A (en) 1976-12-10
DE2340952B2 (de) 1976-09-16
DE2340952A1 (de) 1974-02-28
AU466421B2 (en) 1975-10-30
AU5911073A (en) 1975-02-13

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee