FI44278C - Nosturien ja sentapaisten käyttölaite - Google Patents

Nosturien ja sentapaisten käyttölaite

Info

Publication number
FI44278C
FI44278C FI683336A FI333668A FI44278C FI 44278 C FI44278 C FI 44278C FI 683336 A FI683336 A FI 683336A FI 333668 A FI333668 A FI 333668A FI 44278 C FI44278 C FI 44278C
Authority
FI
Finland
Prior art keywords
cranes
actuators
Prior art date
Application number
FI683336A
Other languages
English (en)
Other versions
FI44278B (fi
Inventor
Krabbe Ulrik
Original Assignee
Asea Ab
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 Asea Ab filed Critical Asea Ab
Publication of FI44278B publication Critical patent/FI44278B/fi
Application granted granted Critical
Publication of FI44278C publication Critical patent/FI44278C/fi

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
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/02—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using supply voltage with constant frequency and variable amplitude
    • H02P27/026—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using supply voltage with constant frequency and variable amplitude whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
    • 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
    • B66C13/26—Circuits for controlling the lowering of the load by ac 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
    • H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
    • H02P23/24—Controlling the direction, e.g. clockwise or counterclockwise
    • 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
    • H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
    • H02P25/16—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring
    • H02P25/18—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring with arrangements for switching the windings, e.g. with mechanical switches or relays
    • H02P25/20—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring with arrangements for switching the windings, e.g. with mechanical switches or relays for pole-changing
    • 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
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/02—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using supply voltage with constant frequency and variable amplitude
    • 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
    • H02P3/00—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters
    • H02P3/06—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter
    • H02P3/18—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing an ac motor
    • H02P3/24—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing an ac motor by applying dc to the motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00—Cranes
    • B66C2700/08—Electrical assemblies or electrical control devices for cranes, winches, capstans or electrical hoists
    • B66C2700/081—Electrical assemblies or electrical control devices for cranes, winches, capstans or electrical hoists with ac motors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Ac Motors In General (AREA)
  • Manufacture Of Motors, Generators (AREA)
FI683336A 1967-11-24 1968-11-21 Nosturien ja sentapaisten käyttölaite FI44278C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE16128/67A SE303362B (fi) 1967-11-24 1967-11-24

Publications (2)

Publication Number Publication Date
FI44278B FI44278B (fi) 1971-06-30
FI44278C true FI44278C (fi) 1971-10-11

Family

ID=20301765

Family Applications (1)

Application Number Title Priority Date Filing Date
FI683336A FI44278C (fi) 1967-11-24 1968-11-21 Nosturien ja sentapaisten käyttölaite

Country Status (11)

Country Link
US (1) US3584278A (fi)
AT (1) AT293679B (fi)
BE (1) BE724203A (fi)
CH (1) CH477357A (fi)
DE (1) DE1809521A1 (fi)
FI (1) FI44278C (fi)
FR (1) FR1592690A (fi)
GB (1) GB1238479A (fi)
NL (1) NL6816248A (fi)
NO (1) NO121012B (fi)
SE (1) SE303362B (fi)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1964376A1 (de) * 1969-12-23 1971-07-01 Schubert & Salzer Maschinen Vorrichtung zum Sanfteinschalten einer elektrischen Last
DE2652217C3 (de) * 1976-11-16 1979-06-07 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anordnung mit einer Teilwicklungsschaltung zum Verändern des Drehmomentes einer Asynchronmaschine
FR2372764A1 (fr) * 1976-12-03 1978-06-30 Clarke Chapman Ltd Treuil d'amarrage
DE2931930A1 (de) * 1979-08-07 1981-02-26 Zinser Textilmaschinen Gmbh Verfahren zum abbremsen einer strecke und schnellaufende strecke
DE3012588C2 (de) * 1980-04-01 1983-09-08 Schwank GmbH, 5000 Köln Strahlungsbrenner, insbesondere für gasförmigen Brennstoff
US4370605A (en) * 1980-09-02 1983-01-25 Westinghouse Electric Corp. Two-speed motor control
FR2517490A1 (fr) * 1981-12-02 1983-06-03 Mannesmann Ag Moteur asynchrone a rotor en court-circuit et a commutation de poles
FI872505A (fi) * 1987-06-04 1988-12-05 Kone Oy Foerfarande och anordning foer styrning av en lyftmotor.
DE59200744D1 (de) * 1991-06-03 1994-12-08 Siemens Ag Lüfteraggregat.
FR2697387B1 (fr) * 1992-10-28 1994-12-16 Pierre Bodet Dispositif destiné à entretenir un mouvement alternatif ou pendulaire.
US6242884B1 (en) 1998-03-24 2001-06-05 Wisconsin Alumni Research Foundation Dual stator winding induction machine drive
US6710495B2 (en) 2001-10-01 2004-03-23 Wisconsin Alumni Research Foundation Multi-phase electric motor with third harmonic current injection
DE102014115529A1 (de) * 2014-10-24 2016-05-12 Beckhoff Automation Gmbh Antrieb mit einer Sicherheitsbremse, Motorsteuerungssystem und Verfahren zum Betreiben eines Motorsteuerungssystems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2793339A (en) * 1956-05-09 1957-05-21 Cline Electric Mfg Co Multi-speed induction motor control systems
US3368073A (en) * 1965-10-01 1968-02-06 Westinghouse Air Brake Co Train speed control system
US3408550A (en) * 1966-01-11 1968-10-29 Gen Motors Corp Dynamic braking system for alternating current induction type motors
US3430122A (en) * 1966-04-15 1969-02-25 Asea Ab Drive system for an asynchronous electric motor
US3391319A (en) * 1967-02-23 1968-07-02 Zyrotron Ind Inc Control system for an alternating current motor

Also Published As

Publication number Publication date
FI44278B (fi) 1971-06-30
US3584278A (en) 1971-06-08
SE303362B (fi) 1968-08-26
AT293679B (de) 1971-10-25
DE1809521A1 (de) 1969-08-14
BE724203A (fi) 1969-05-02
CH477357A (de) 1969-08-31
NO121012B (fi) 1971-01-04
NL6816248A (fi) 1969-05-28
FR1592690A (fi) 1970-05-19
GB1238479A (fi) 1971-07-07

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