DE3875962D1 - Regelung eines wechselstrommotors, insbesondere bei niedrigen geschwindigkeiten. - Google Patents
Regelung eines wechselstrommotors, insbesondere bei niedrigen geschwindigkeiten.Info
- Publication number
- DE3875962D1 DE3875962D1 DE8888304953T DE3875962T DE3875962D1 DE 3875962 D1 DE3875962 D1 DE 3875962D1 DE 8888304953 T DE8888304953 T DE 8888304953T DE 3875962 T DE3875962 T DE 3875962T DE 3875962 D1 DE3875962 D1 DE 3875962D1
- Authority
- DE
- Germany
- Prior art keywords
- lci
- motor
- low speed
- motor control
- zero current
- Prior art date
- 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 - Fee Related
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
- H02P1/26—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual polyphase induction 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
- 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
- H02P25/22—Multiple windings; Windings for more than three phases
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Ac Motors In General (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US87603186A | 1986-06-19 | 1986-06-19 | |
EP88304953A EP0344370B1 (de) | 1986-06-19 | 1988-05-31 | Regelung eines Wechselstrommotors, insbesondere bei niedrigen Geschwindigkeiten |
US07/282,902 US4873478A (en) | 1986-06-19 | 1988-12-12 | Method and apparatus for controlling an alternating current motor particularly at low speeds |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3875962D1 true DE3875962D1 (de) | 1992-12-17 |
DE3875962T2 DE3875962T2 (de) | 1993-03-18 |
Family
ID=26961739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888304953T Expired - Fee Related DE3875962T2 (de) | 1986-06-19 | 1988-05-31 | Regelung eines wechselstrommotors, insbesondere bei niedrigen geschwindigkeiten. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4873478A (de) |
EP (1) | EP0344370B1 (de) |
DE (1) | DE3875962T2 (de) |
IN (1) | IN169597B (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5294875A (en) * | 1989-05-25 | 1994-03-15 | Otis Elevator Company | Enhanced polyphase motor operation using a solid state inverter |
US4968925A (en) * | 1989-08-07 | 1990-11-06 | General Electric Company | Universal field-oriented controller |
SE503106C2 (sv) * | 1994-07-01 | 1996-03-25 | Asea Brown Boveri | Lastkommuterad synkronmotordrift |
US5572916A (en) * | 1994-10-20 | 1996-11-12 | Hitachi Koki Haramachi Co., Ltd. | Desk-top cutting machine |
US5751585A (en) * | 1995-03-20 | 1998-05-12 | Electro Scientific Industries, Inc. | High speed, high accuracy multi-stage tool positioning system |
US5847960A (en) * | 1995-03-20 | 1998-12-08 | Electro Scientific Industries, Inc. | Multi-tool positioning system |
JP2000133533A (ja) * | 1998-10-28 | 2000-05-12 | Toshiba Corp | サイクロコンバータ用変圧器 |
FI113106B (fi) * | 2001-06-14 | 2004-02-27 | Abb Oy | Menetelmä vaihtosuuntaajan kytkemiseksi vaihtojännitteeseen |
DE102006031453A1 (de) * | 2006-07-07 | 2008-01-17 | Festo Ag & Co. | Elektrischer Motor und Verfahren |
WO2008094357A2 (en) * | 2007-01-29 | 2008-08-07 | Sumitomo Heavy Industries, Ltd. | Expander speed control |
JP4580023B2 (ja) | 2009-03-02 | 2010-11-10 | ファナック株式会社 | 複数の巻線を備えたモータを駆動するモータ駆動システム |
US9919903B2 (en) * | 2014-03-13 | 2018-03-20 | Nabors Drilling Technologies Usa, Inc. | Multi-speed electric motor |
WO2016174971A1 (ja) * | 2015-04-27 | 2016-11-03 | 日立工機株式会社 | 電動工具 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS492928B1 (de) * | 1969-11-25 | 1974-01-23 | ||
US3991354A (en) * | 1975-05-29 | 1976-11-09 | Westinghouse Electric Corporation | Variable speed drive for induction motor |
US4449087A (en) * | 1981-12-23 | 1984-05-15 | General Electric Company | Flux feedback firing control for a load commutated inverter |
US4443747A (en) * | 1982-04-01 | 1984-04-17 | General Electric Company | Transitioning between multiple modes of inverter control in a load commutated inverter motor drive |
US4426611A (en) * | 1982-04-28 | 1984-01-17 | General Electric Company | Twelve pulse load commutated inverter drive system |
US4488101A (en) * | 1982-12-23 | 1984-12-11 | Borg-Warner Corporation | Starting system for chopper controlled motor-commutated thyristor inverter |
US4565953A (en) * | 1984-07-02 | 1986-01-21 | General Electric Company | Twelve pulse AC motor drive |
US4600874A (en) * | 1985-01-26 | 1986-07-15 | General Electric Company | Excitation current control for induction motor drive using load commutated inverter circuit |
-
1988
- 1988-05-30 IN IN438/CAL/88A patent/IN169597B/en unknown
- 1988-05-31 DE DE8888304953T patent/DE3875962T2/de not_active Expired - Fee Related
- 1988-05-31 EP EP88304953A patent/EP0344370B1/de not_active Expired
- 1988-12-12 US US07/282,902 patent/US4873478A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0344370B1 (de) | 1992-11-11 |
IN169597B (de) | 1991-11-16 |
EP0344370A1 (de) | 1989-12-06 |
DE3875962T2 (de) | 1993-03-18 |
US4873478A (en) | 1989-10-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |