FR2131257A5 - - Google Patents

Info

Publication number
FR2131257A5
FR2131257A5 FR7140360A FR7140360A FR2131257A5 FR 2131257 A5 FR2131257 A5 FR 2131257A5 FR 7140360 A FR7140360 A FR 7140360A FR 7140360 A FR7140360 A FR 7140360A FR 2131257 A5 FR2131257 A5 FR 2131257A5
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
FR7140360A
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 Canada Inc
Original Assignee
Westinghouse Canada Inc
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 Canada Inc filed Critical Westinghouse Canada Inc
Application granted granted Critical
Publication of FR2131257A5 publication Critical patent/FR2131257A5/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
    • H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
    • H02P5/68—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more dc dynamo-electric motors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
    • B61B12/00—Component parts, details or accessories not provided for in groups B61B7/00 - B61B11/00
    • B61B12/10—Cable traction drives
    • 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
    • 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
    • H02P7/282—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 field supply only

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Control And Safety Of Cranes (AREA)
FR7140360A 1970-11-12 1971-11-10 Expired FR2131257A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA97899 1970-11-12

Publications (1)

Publication Number Publication Date
FR2131257A5 true FR2131257A5 (en) 1972-11-10

Family

ID=4087985

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7140360A Expired FR2131257A5 (en) 1970-11-12 1971-11-10

Country Status (3)

Country Link
US (1) US3789280A (en)
CA (1) CA905527A (en)
FR (1) FR2131257A5 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106904517A (en) * 2017-04-06 2017-06-30 中国矿业大学 A kind of extra deep shaft elevator and method for improving
CN106927347A (en) * 2017-04-06 2017-07-07 中国矿业大学 Rope winding hoisting machine and winding method more than a kind of deep vertical
CN112158751A (en) * 2020-10-12 2021-01-01 王�忠 Hoisting accessory is used in building major structure installation with many function that turn to

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5414388B2 (en) * 1973-03-28 1979-06-06
DE2354064C3 (en) * 1973-10-29 1979-07-12 Gebr. Hofmann Gmbh & Co Kg, Maschinenfabrik, 6100 Darmstadt Synchronization control device for a multi-post lift, in particular a two-post lift
US4292572A (en) * 1979-07-26 1981-09-29 Dresser Industries, Inc. Method and apparatus for regulating electric motor armature currents
US4325115A (en) * 1980-07-23 1982-04-13 Westinghouse Electric Corp. Regulated DC power supply
FR2552726B1 (en) * 1983-10-03 1985-11-29 Creissels Denis DEVICE FOR DRIVING THE CABLES OF AN AIR CABLE TRANSPORTATION SYSTEM
JPS6225608A (en) * 1985-07-26 1987-02-03 Mitsui Kaiyo Kaihatsu Kk Preventer for overload to rack-and-pinion type elevator of marine structure
FR2615812B1 (en) * 1987-05-27 1994-03-25 Pomagalski Sa DEVICE FOR DRIVING MULTIPLE CABLES OF A TRANSPORTATION SYSTEM OPERATING IN SYNCHRONISM, AND METHOD FOR AUTOMATICALLY REGULATING THE SYNCHRONOUS DRIVE THEREOF
CA2143503A1 (en) * 1994-03-11 1995-09-12 Ernst Egli Bypass for the cars of a circuit cable railway system
CA2143504A1 (en) * 1994-03-11 1995-09-12 Ernst Egli Rope guide system for an aerial ropeway, particularly a circuital aerial ropeway
US20070273196A1 (en) * 2000-02-03 2007-11-29 Vergne John N Method and apparatus for utilizing the full capacity of a particular type of mine hoist for excavating deep shafts
US6598859B1 (en) * 2001-05-31 2003-07-29 Magnetek, Inc. Multiple hoist synchronization apparatus and method
ITVI20020205A1 (en) * 2002-09-26 2004-03-27 E E I Equipaggiamenti Elettronici Ind Srl METHOD OF DETECTION AND CONTROL OF THE TORQUE OF A THREE-PHASE MOTOR AND DEVICE SUITABLE FOR CARRYING OUT THIS METHOD.
JP2005289532A (en) * 2004-03-31 2005-10-20 Mitsubishi Electric Corp Elevator control device
US11149738B2 (en) * 2017-06-02 2021-10-19 Rockwell Collins, Inc. Control systems and methods for synchronizing cooling fans

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2864040A (en) * 1955-02-01 1958-12-09 David M Trotsky Multiple electric motor drive system
US3452261A (en) * 1965-01-22 1969-06-24 Cigardi Spa O M C S A Off Mec Torque equalizing control arrangement for a series of driven units
US3448819A (en) * 1967-04-20 1969-06-10 Westinghouse Electric Corp Dragline propulsion apparatus
US3551775A (en) * 1968-09-12 1970-12-29 Westinghouse Electric Corp Current limit protection for individual motors for a multimotor drive system
US3562612A (en) * 1968-10-21 1971-02-09 Westinghouse Electric Corp Thyristor powered reversible dual motor drive with voltage and current feedback

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106904517A (en) * 2017-04-06 2017-06-30 中国矿业大学 A kind of extra deep shaft elevator and method for improving
CN106927347A (en) * 2017-04-06 2017-07-07 中国矿业大学 Rope winding hoisting machine and winding method more than a kind of deep vertical
CN106927347B (en) * 2017-04-06 2019-11-05 中国矿业大学 A kind of depth vertical is restricted winding hoisting machine and winding method more
CN106904517B (en) * 2017-04-06 2020-02-07 中国矿业大学 Ultra-deep vertical shaft elevator and lifting method
CN112158751A (en) * 2020-10-12 2021-01-01 王�忠 Hoisting accessory is used in building major structure installation with many function that turn to

Also Published As

Publication number Publication date
CA905527A (en) 1972-07-18
US3789280A (en) 1974-01-29

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Legal Events

Date Code Title Description
ST Notification of lapse