IT975005B - Sistema di comando a tiristori per motori a corrente continua particolarmente per il sollevamento di carichi - Google Patents

Sistema di comando a tiristori per motori a corrente continua particolarmente per il sollevamento di carichi

Info

Publication number
IT975005B
IT975005B IT69940/72A IT6994072A IT975005B IT 975005 B IT975005 B IT 975005B IT 69940/72 A IT69940/72 A IT 69940/72A IT 6994072 A IT6994072 A IT 6994072A IT 975005 B IT975005 B IT 975005B
Authority
IT
Italy
Prior art keywords
control system
direct current
current motors
thyristor control
lifting loads
Prior art date
Application number
IT69940/72A
Other languages
English (en)
Original Assignee
Square D Co
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 Square D Co filed Critical Square D Co
Application granted granted Critical
Publication of IT975005B publication Critical patent/IT975005B/it

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
    • H02P7/24—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
    • H02P7/281—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 the DC motor being operated in four quadrants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/18—Control systems or devices
    • B66C13/22—Control systems or devices for electric drives
    • B66C13/23—Circuits for controlling the lowering of the load
    • B66C13/24—Circuits for controlling the lowering of the load by dc motors
    • 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
    • H02P7/298—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 armature and field supplies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S174/00—Electricity: conductors and insulators
    • Y10S174/13—High voltage cable, e.g. above 10kv, corona prevention
    • Y10S174/14—High voltage cable, e.g. above 10kv, corona prevention having a particular cable application, e.g. winding
    • Y10S174/16—High voltage cable, e.g. above 10kv, corona prevention having a particular cable application, e.g. winding in a motive power system, e.g. electric motor control system

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Direct Current Motors (AREA)
  • Stopping Of Electric Motors (AREA)
  • Control And Safety Of Cranes (AREA)
  • Control Of Multiple Motors (AREA)
IT69940/72A 1971-09-17 1972-09-16 Sistema di comando a tiristori per motori a corrente continua particolarmente per il sollevamento di carichi IT975005B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18151571A 1971-09-17 1971-09-17

Publications (1)

Publication Number Publication Date
IT975005B true IT975005B (it) 1974-07-20

Family

ID=22664597

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69940/72A IT975005B (it) 1971-09-17 1972-09-16 Sistema di comando a tiristori per motori a corrente continua particolarmente per il sollevamento di carichi

Country Status (8)

Country Link
US (1) US3746954A (it)
JP (1) JPS5334285B2 (it)
AU (1) AU461170B2 (it)
CA (1) CA969601A (it)
FR (1) FR2154033A5 (it)
GB (2) GB1409602A (it)
IT (1) IT975005B (it)
ZA (1) ZA726328B (it)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2167913B (en) * 1982-03-25 1987-02-11 Devitec Ltd Hoists and hoisting systems
US6972505B1 (en) 1996-05-29 2005-12-06 Abb Rotating electrical machine having high-voltage stator winding and elongated support devices supporting the winding and method for manufacturing the same
PL330202A1 (en) 1996-05-29 1999-04-26 Asea Brown Boveri Insulated conductor for high-voltage windings and method of making same
SE9602079D0 (sv) 1996-05-29 1996-05-29 Asea Brown Boveri Roterande elektriska maskiner med magnetkrets för hög spänning och ett förfarande för tillverkning av densamma
BR9709391A (pt) 1996-05-29 1999-08-10 Asea Brown Boveri Instalações que compreendem máquinas elétricas rotativas
CZ385898A3 (cs) 1996-05-29 1999-05-12 Abb Ab Elektrický vysokonapěťový AC stroj
US6376775B1 (en) 1996-05-29 2002-04-23 Abb Ab Conductor for high-voltage windings and a rotating electric machine comprising a winding including the conductor
SE510192C2 (sv) 1996-05-29 1999-04-26 Asea Brown Boveri Förfarande och kopplingsarrangemang för att minska problem med tredjetonsströmmar som kan uppstå vid generator - och motordrift av växelströmsmaskiner kopplade till trefas distributions- eller transmissionsnät
SE515843C2 (sv) 1996-11-04 2001-10-15 Abb Ab Axiell kylning av rotor
SE510422C2 (sv) 1996-11-04 1999-05-25 Asea Brown Boveri Magnetplåtkärna för elektriska maskiner
SE512917C2 (sv) 1996-11-04 2000-06-05 Abb Ab Förfarande, anordning och kabelförare för lindning av en elektrisk maskin
SE509072C2 (sv) 1996-11-04 1998-11-30 Asea Brown Boveri Anod, anodiseringsprocess, anodiserad tråd och användning av sådan tråd i en elektrisk anordning
SE9704423D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Roterande elektrisk maskin med spolstöd
SE9704421D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Seriekompensering av elektrisk växelströmsmaskin
SE508544C2 (sv) 1997-02-03 1998-10-12 Asea Brown Boveri Förfarande och anordning för montering av en stator -lindning bestående av en kabel.
SE9704413D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Krafttransformator/reaktor
SE9704422D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Ändplatta
SE9704427D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Infästningsanordning för elektriska roterande maskiner
SE508543C2 (sv) 1997-02-03 1998-10-12 Asea Brown Boveri Hasplingsanordning
SE9704431D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Effektreglering av synkronmaskin
SE510452C2 (sv) 1997-02-03 1999-05-25 Asea Brown Boveri Transformator med spänningsregleringsorgan
SE9704412D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Krafttransformator/reaktor
US5875281A (en) * 1997-07-24 1999-02-23 Cableform, Inc. DC solid state series wound motor drive
SE513083C2 (sv) 1997-09-30 2000-07-03 Abb Ab Synkronkompensatoranläggning jämte användning av dylik samt förfarande för faskompensation i ett högspänt kraftfält
SE513555C2 (sv) 1997-11-27 2000-10-02 Abb Ab Förfarande för applicering av ett rörorgan i ett utrymme i en roterande elektrisk maskin och roterande elektrisk maskin enligt förfarandet
GB2331867A (en) 1997-11-28 1999-06-02 Asea Brown Boveri Power cable termination
AU9362998A (en) 1997-11-28 1999-06-16 Asea Brown Boveri Ab Method and device for controlling the magnetic flux with an auxiliary winding ina rotating high voltage electric alternating current machine
GB2331858A (en) 1997-11-28 1999-06-02 Asea Brown Boveri A wind power plant
GB2331853A (en) 1997-11-28 1999-06-02 Asea Brown Boveri Transformer
US6064162A (en) * 1998-04-27 2000-05-16 Square D Company Circuit for automatic operation of a series brake upon power loss during a regenerative braking period
US6801421B1 (en) 1998-09-29 2004-10-05 Abb Ab Switchable flux control for high power static electromagnetic devices
SE516002C2 (sv) 2000-03-01 2001-11-05 Abb Ab Roterande elektrisk maskin samt förfarande för framställning av en statorlindning
US6885273B2 (en) 2000-03-30 2005-04-26 Abb Ab Induction devices with distributed air gaps
SE516442C2 (sv) 2000-04-28 2002-01-15 Abb Ab Stationär induktionsmaskin och kabel därför
US6377006B1 (en) * 2000-08-11 2002-04-23 Kaba Mas Corporation Method and apparatus for preventing the unauthorized opening of an electronic lock
US20040132375A1 (en) * 2000-10-16 2004-07-08 Toyotaka Fukuhara Thermal insulating material for housing use and method of using the same
US6710574B2 (en) 2001-09-21 2004-03-23 Eaton Corporation Reversible DC motor drive including a DC/DC converter and four quadrant DC/DC controller
US9927329B2 (en) 2014-04-23 2018-03-27 Signature Science, Llc Signature collection cartridge with embossed collection substrate
CN112653366B (zh) 2020-12-02 2022-09-20 广东积微科技有限公司 多抽头电抗器的输出电感量控制方法、装置和计算机设备

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3590352A (en) * 1969-04-28 1971-06-29 Square D Co Field weakening circuit for a series field motor
US3636424A (en) * 1969-06-23 1972-01-18 New Britain Machine Co Motor drive system with acceleration-deceleration control

Also Published As

Publication number Publication date
DE2244763B2 (de) 1977-06-16
US3746954A (en) 1973-07-17
DE2244763A1 (de) 1973-03-29
GB1409602A (en) 1975-10-08
GB1409601A (en) 1975-10-08
JPS4876016A (it) 1973-10-13
CA969601A (en) 1975-06-17
AU4656372A (en) 1974-03-21
ZA726328B (en) 1973-05-30
AU461170B2 (en) 1975-05-15
JPS5334285B2 (it) 1978-09-20
FR2154033A5 (it) 1973-05-04

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