BR9908201A - Controle de rotor para máquina de ca sìncronas - Google Patents
Controle de rotor para máquina de ca sìncronasInfo
- Publication number
- BR9908201A BR9908201A BR9908201-2A BR9908201A BR9908201A BR 9908201 A BR9908201 A BR 9908201A BR 9908201 A BR9908201 A BR 9908201A BR 9908201 A BR9908201 A BR 9908201A
- Authority
- BR
- Brazil
- Prior art keywords
- rotor
- output signal
- excitation coil
- voltage
- frequency
- Prior art date
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
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
- H02P1/46—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual synchronous 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
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/44—Control of frequency and voltage in predetermined relation, e.g. constant ratio
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/02—Additional mass for increasing inertia, e.g. flywheels
- H02K7/025—Additional mass for increasing inertia, e.g. flywheels for power storage
-
- 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
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
- H02P1/46—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual synchronous motor
- H02P1/50—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual synchronous motor by changing over from asynchronous to synchronous operation
-
- 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
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/14—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field
- H02P9/26—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices
- H02P9/30—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices using semiconductor devices
- H02P9/305—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices using semiconductor devices controlling voltage
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Synchronous Machinery (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
Patente de Invenção: <B>"CONTROLE DE ROTOR PARA MáQUINAS DE CASìNCRONAS"<D>. Uma máquina de CA compreende: um motor energizado por uma fonte de CA sujeita irregularidades de freq³ência e de voltagem; um gerador acionado pelo motor (22) para fornecer um sinal de saída de CA de freq³ência e de voltagem substancialmente constantes, o gerador (24) tendo um rotor com uma camada de material magnético relativamente altamente coercivo remagnetizável sobre o rotor (22) e um estator (4) de material magnético macio que tem uma peça de pólo e uma bobina de excitação sobre a peça de pólo, o estator e o rotor (22) girando um em relação ao outro com uma folga que permite que os pólos de rotor sejam formados sobre a camada remagnetizável pela corrente que energiza a bobina de excitação; e, um gerador de sinal de controle que responde a pelo menos um do sinal de saída de CA e um sinal representativo da corrente que energiza a bobina de excitação para gerar pulsos de formas de onda programadas a qual diferem em pelo menos uma da largura, da fase e da magnitude conforme necessário para modificar os pólos do rotor durante as irregularidades da fonte de CA para manter a freq³ência e a voltagem substancialmente constantes do sinal de saída de CA.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/028,139 US6020712A (en) | 1998-02-23 | 1998-02-23 | Rotor control for synchronous AC machines |
PCT/US1999/003857 WO1999043077A1 (en) | 1998-02-23 | 1999-02-22 | Rotor control for synchronous ac machines |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9908201A true BR9908201A (pt) | 2000-11-07 |
Family
ID=21841798
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9908201-2A BR9908201A (pt) | 1998-02-23 | 1999-02-22 | Controle de rotor para máquina de ca sìncronas |
Country Status (8)
Country | Link |
---|---|
US (1) | US6020712A (pt) |
EP (1) | EP1058962A4 (pt) |
KR (1) | KR20010034533A (pt) |
CN (1) | CN1168195C (pt) |
AU (1) | AU751492B2 (pt) |
BR (1) | BR9908201A (pt) |
WO (1) | WO1999043077A1 (pt) |
ZA (1) | ZA200004329B (pt) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6278212B1 (en) * | 1999-07-07 | 2001-08-21 | American Superconductor Corp. | Exciter with axial gap |
US6545444B2 (en) * | 2001-03-13 | 2003-04-08 | Bedini Technology, Inc. | Device and method for utilizing a monopole motor to create back EMF to charge batteries |
TWI296875B (en) * | 2002-04-25 | 2008-05-11 | Step motor with multiple stators | |
US6909263B2 (en) * | 2002-10-23 | 2005-06-21 | Honeywell International Inc. | Gas turbine engine starter-generator exciter starting system and method including a capacitance circuit element |
US20040164701A1 (en) * | 2003-02-26 | 2004-08-26 | William Hallidy | Electrodynamic machines and components therefor and methods of making and using same |
KR100641123B1 (ko) * | 2005-07-11 | 2006-11-02 | 엘지전자 주식회사 | 착자율을 향상시킨 자기 여자 모터 |
KR100664091B1 (ko) * | 2005-12-14 | 2007-01-04 | 엘지전자 주식회사 | 자기 착자 모터 및 그 자기 착자 모터의 고정자 권선 방법 |
KR100664092B1 (ko) * | 2005-12-14 | 2007-01-04 | 엘지전자 주식회사 | 자기 착자 모터 및 그 자기 착자 모터의 고정자 권선 방법 |
KR101125884B1 (ko) * | 2006-02-10 | 2012-03-21 | 엘지전자 주식회사 | 자기 착자 모터 |
DE102006017429B4 (de) * | 2006-04-06 | 2009-04-09 | Saia-Burgess Dresden Gmbh | Schaltungsanordnung zur Einstellung eines konstanten Motorkippmoments eines 2-phasigen Synchronmotors |
KR101218676B1 (ko) * | 2006-04-26 | 2013-01-07 | 엘지전자 주식회사 | 자기 착자 모터 |
KR100788288B1 (ko) * | 2006-05-10 | 2007-12-27 | 엘지전자 주식회사 | 자기 착자 모터 및 그 자기 착자 모터의 고정자 |
US7598683B1 (en) * | 2007-07-31 | 2009-10-06 | Lsi Industries, Inc. | Control of light intensity using pulses of a fixed duration and frequency |
US8604709B2 (en) | 2007-07-31 | 2013-12-10 | Lsi Industries, Inc. | Methods and systems for controlling electrical power to DC loads |
US8903577B2 (en) | 2009-10-30 | 2014-12-02 | Lsi Industries, Inc. | Traction system for electrically powered vehicles |
US11303126B1 (en) | 2015-05-22 | 2022-04-12 | Michael Lee Staver | Thermal management of power delivery |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB457972A (en) * | 1935-05-09 | 1936-12-09 | Frank Whittle | Improvements relating to the electrical transmission of mechanical power |
US3931535A (en) * | 1973-09-24 | 1976-01-06 | Roesel Jr John F | Constant frequency motor generator set with only one rotor |
US4065703A (en) * | 1976-11-22 | 1977-12-27 | Electric Machinery Mfg. Company | Pulse excitation torque amplifier |
US4168459A (en) * | 1977-10-25 | 1979-09-18 | Precise Power Corporation | Non-interruptible power supply systems |
US4177414A (en) * | 1977-12-21 | 1979-12-04 | Precise Power Corporation | Controllable voltage A.C. generator system |
US4227136A (en) * | 1978-07-17 | 1980-10-07 | Precise Power Corporation | Variable speed A.C. motor |
US4412170A (en) * | 1981-07-02 | 1983-10-25 | Precise Power Corporation | Motor-generator system providing prolonged uninterrupted power supply to a load |
US4406950A (en) * | 1981-07-06 | 1983-09-27 | Precise Power Corporation | Greatly prolonged period non-interruptible power supply system |
US4600873A (en) * | 1984-12-10 | 1986-07-15 | Precise Power Corporation | Synchronous A.C. motor |
US4663536A (en) * | 1985-03-04 | 1987-05-05 | Precise Power Corporation | A.C. motor-generator |
JPH01164294A (ja) * | 1987-12-19 | 1989-06-28 | Fanuc Ltd | 工作機械のスピンドル駆動制御装置 |
AU643525B2 (en) * | 1990-05-26 | 1993-11-18 | Satake Engineering Co. Ltd. | Dual-stator induction synchronous motor |
JPH04183294A (ja) * | 1990-11-15 | 1992-06-30 | Secoh Giken Inc | リラクタンス型電動機 |
JP3063229B2 (ja) * | 1991-04-27 | 2000-07-12 | 株式会社佐竹製作所 | 同期電動機 |
US5610492A (en) * | 1994-11-04 | 1997-03-11 | Delco Electronics Corporation | Method and apparatus for induced pole stepper motor |
US5635810A (en) * | 1995-09-20 | 1997-06-03 | Analog Devices, Inc. | Control system for a permanent magnet synchronous motor |
JP3503316B2 (ja) * | 1995-12-26 | 2004-03-02 | アイシン精機株式会社 | スイッチドリラクタンスモータの制御装置 |
-
1998
- 1998-02-23 US US09/028,139 patent/US6020712A/en not_active Expired - Fee Related
-
1999
- 1999-02-22 KR KR1020007009286A patent/KR20010034533A/ko not_active Application Discontinuation
- 1999-02-22 WO PCT/US1999/003857 patent/WO1999043077A1/en not_active Application Discontinuation
- 1999-02-22 CN CNB998042846A patent/CN1168195C/zh not_active Expired - Fee Related
- 1999-02-22 BR BR9908201-2A patent/BR9908201A/pt not_active IP Right Cessation
- 1999-02-22 AU AU27813/99A patent/AU751492B2/en not_active Ceased
- 1999-02-22 EP EP99908360A patent/EP1058962A4/en not_active Withdrawn
-
2000
- 2000-08-23 ZA ZA200004329A patent/ZA200004329B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
ZA200004329B (en) | 2001-05-30 |
AU2781399A (en) | 1999-09-06 |
EP1058962A4 (en) | 2002-04-10 |
CN1296662A (zh) | 2001-05-23 |
AU751492B2 (en) | 2002-08-15 |
KR20010034533A (ko) | 2001-04-25 |
EP1058962A1 (en) | 2000-12-13 |
US6020712A (en) | 2000-02-01 |
WO1999043077A1 (en) | 1999-08-26 |
CN1168195C (zh) | 2004-09-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTA A 6O, 7O E 8O ANUIDADES. |
|
B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 1911 DE 21/08/2007. |