IT7968130A0 - Motore o generatore elettrico acorrente alternata a modulazione dell ampiezza polare ed a commutazione dei poli - Google Patents

Motore o generatore elettrico acorrente alternata a modulazione dell ampiezza polare ed a commutazione dei poli

Info

Publication number
IT7968130A0
IT7968130A0 IT7968130A IT6813079A IT7968130A0 IT 7968130 A0 IT7968130 A0 IT 7968130A0 IT 7968130 A IT7968130 A IT 7968130A IT 6813079 A IT6813079 A IT 6813079A IT 7968130 A0 IT7968130 A0 IT 7968130A0
Authority
IT
Italy
Prior art keywords
pole
generator
electric motor
alternating current
width modulation
Prior art date
Application number
IT7968130A
Other languages
English (en)
Other versions
IT1118744B (it
Original Assignee
Nat Res Dev
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 Nat Res Dev filed Critical Nat Res Dev
Publication of IT7968130A0 publication Critical patent/IT7968130A0/it
Application granted granted Critical
Publication of IT1118744B publication Critical patent/IT1118744B/it

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/28—Layout of windings or of connections between windings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K17/00—Asynchronous induction motors; Asynchronous induction generators
    • H02K17/02—Asynchronous induction motors
    • H02K17/12—Asynchronous induction motors for multi-phase current
    • H02K17/14—Asynchronous induction motors for multi-phase current having windings arranged for permitting pole-changing

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Windings For Motors And Generators (AREA)
  • Induction Machinery (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
IT68130/79A 1978-05-25 1979-05-25 Motore o generatore elettrico a corrente alternata a modulazione dell ampiezza polare ed a commutazione dei poli IT1118744B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2254178 1978-05-25

Publications (2)

Publication Number Publication Date
IT7968130A0 true IT7968130A0 (it) 1979-05-25
IT1118744B IT1118744B (it) 1986-03-03

Family

ID=10181084

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68130/79A IT1118744B (it) 1978-05-25 1979-05-25 Motore o generatore elettrico a corrente alternata a modulazione dell ampiezza polare ed a commutazione dei poli

Country Status (7)

Country Link
US (1) US4260923A (it)
JP (2) JPS54154016A (it)
CA (2) CA1119652A (it)
DE (2) DE2921223A1 (it)
FR (1) FR2427000A1 (it)
IT (1) IT1118744B (it)
SE (2) SE7904473L (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492890A (en) * 1983-05-18 1985-01-08 Litton Industrial Products, Inc. Stator winding providing magnetomotive force wave of reduced harmonic content
DE3345272C2 (de) * 1983-12-14 1986-12-04 Siemens AG, 1000 Berlin und 8000 München Verfahren zum Betrieb einer stromrichtergespeisten elektrischen Drehfeldmaschine sowie Ankerwicklung zur Durchführung des Verfahrens
US5189357A (en) * 1986-07-22 1993-02-23 Board Of Regents, The University Of Texas System Method and apparatus for improving performance of AC machines
US5019766A (en) * 1986-07-22 1991-05-28 University Of Texas Method and apparatus for improving performance of AC machines
US4774428A (en) * 1987-05-15 1988-09-27 Synektron Corporation Compact three-phase permanent magnet rotary machine having low vibration and high performance
US5231324A (en) * 1990-07-19 1993-07-27 Kabushiki Kaisha Toshiba Three-phase armature winding
US5723931A (en) * 1996-01-17 1998-03-03 Mpc Products Corporation Multiple pole, multiple phase, permanent magnet motor and method for winding
US6777844B2 (en) * 2000-10-24 2004-08-17 Rexair, Inc. Brushless motor
US8299673B2 (en) * 2000-11-15 2012-10-30 Borealis Technical Limited Aspects of winding symmetry in HPO motor design
US6876176B2 (en) * 2000-12-02 2005-04-05 Ford Global Technologies, Llc Toroidally wound induction motor-generator with selectable number of poles and vector control
US6844648B2 (en) * 2001-09-28 2005-01-18 Reliance Electric Technologies, Llc Electric motor stator and motor incorporating same
US8319464B2 (en) * 2009-08-18 2012-11-27 U.S. Department Of Energy Flux control and one-hundred and eighty degree core systems
EP2363851B1 (en) * 2010-03-02 2013-07-17 Siemens Aktiengesellschaft Vibration and noise control strategy in electrical machines
CN102857003A (zh) * 2012-10-18 2013-01-02 太仓东元微电机有限公司 一种电机的绕线结构
GB2508416A (en) * 2012-11-30 2014-06-04 Univ Sheffield Reducing dominant undesirable harmonics in an electric machine
FR3084541B1 (fr) * 2018-07-26 2020-11-06 Valeo Equip Electr Moteur Machine electrique tournante a configuration optimisee

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB900600A (en) * 1957-08-28 1962-07-11 Nat Res Dev Improvements in or relating to induction motors
GB986384A (en) * 1961-04-14 1965-03-17 Nat Res Dev Improvements in or relating to rotary electric machines
US4013909A (en) * 1972-11-03 1977-03-22 National Research Development Corporation Electric motors
GB1466565A (en) * 1973-07-05 1977-03-09 Nat Res Dev 3-phase alternating current electric motors and generators
GB1472773A (en) * 1974-06-12 1977-05-04 Nat Res Dev Alternating current electric motors and generators
DE2506573B1 (de) * 1975-02-17 1976-10-21 Siemens Ag Polumschaltbare drehstromwicklung
DE2629642C3 (de) * 1976-07-01 1979-08-30 Siemens Ag, 1000 Berlin Und 8000 Muenchen Polumschaltbare Dreiphasenwicklung
US4158788A (en) * 1977-09-27 1979-06-19 Westinghouse Electric Corp. Special motor windings for the suppression of a specific harmonic by expanding the electrical angle of phase belts

Also Published As

Publication number Publication date
SE7904474L (sv) 1979-11-26
CA1121436A (en) 1982-04-06
JPS54154016A (en) 1979-12-04
IT1118744B (it) 1986-03-03
SE7904473L (sv) 1979-11-26
DE2921223A1 (de) 1979-11-29
FR2427000B1 (it) 1984-01-13
FR2427000A1 (fr) 1979-12-21
DE2921224A1 (de) 1979-12-06
JPS54154015A (en) 1979-12-04
DE2921224C2 (de) 1986-07-03
CA1119652A (en) 1982-03-09
US4260923A (en) 1981-04-07

Similar Documents

Publication Publication Date Title
IT7968130A0 (it) Motore o generatore elettrico acorrente alternata a modulazione dell ampiezza polare ed a commutazione dei poli
DK340381A (da) Staerkstroemsoverspaendingsbeskytter
SE424382B (sv) Elektriskt kontaktaggregat
IT1055201B (it) Avvolgimento elettrico trifase a poli commutabili
DK119578A (da) Staerkstroemskabel
SE424383B (sv) Elektrisk stickanslutning
SE429076B (sv) Elektriskt kontaktaggregat
IT1082512B (it) Alimentatore elettrico commutabile senza interruzione
AR212710A1 (es) Dispositivo generador de fuerza motriz electrica
MX152751A (es) Celda electrica mejorada
IT1112227B (it) Motore elettrico franzionario
ES485547A0 (es) Perfeccionamientos en conjuntos de generadores de energia electrica con componentes consumibles
SE7602944L (sv) Rotationsprojektil med en elektrisk tendstromsgenerator
BR7708491A (pt) Aparelho de alimentacao de corrente alternada,gerador de campo rotativo,motor a comutador solido e motor de corrente alternada
IT1150979B (it) Motore elettrico a corrente continua
DK404677A (da) Staerkstroemskabel
IT1122826B (it) Generatore elettrico rotante avente caratteristiche di autogenerazione
IT7968408A0 (it) Motore alimentato in corrente continua
IT1090338B (it) Interrutore elettrico in particolare per correnti intense
IT1121953B (it) Contatto elettrico per corrente continua
MX145859A (es) Mejoras en rasuradora electrica
MX146955A (es) Mejoras en un suministro de corriente electrica trifasica variable
SE7703302L (sv) Elektrisk stromkella
BE860061A (nl) Wisselstroom/draaistroom-generator
NL179954C (nl) Elektrisch hoogspanningsvermogensschakelveld.