GB9825173D0 - Asymmetric pole electric motors - Google Patents
Asymmetric pole electric motorsInfo
- Publication number
- GB9825173D0 GB9825173D0 GBGB9825173.9A GB9825173A GB9825173D0 GB 9825173 D0 GB9825173 D0 GB 9825173D0 GB 9825173 A GB9825173 A GB 9825173A GB 9825173 D0 GB9825173 D0 GB 9825173D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- electric motors
- pole electric
- asymmetric pole
- asymmetric
- motors
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/278—Surface mounted magnets; Inset magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2793—Rotors axially facing stators
- H02K1/2795—Rotors axially facing stators the rotor consisting of two or more circumferentially positioned magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
- H02K21/16—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
- H02K29/03—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
- H02K41/03—Synchronous motors; Motors moving step by step; Reluctance motors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electromagnetism (AREA)
- Linear Motors (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9820251.8A GB9820251D0 (en) | 1998-09-18 | 1998-09-18 | Improvements to single phase motors |
Publications (2)
Publication Number | Publication Date |
---|---|
GB9825173D0 true GB9825173D0 (en) | 1999-01-13 |
GB2341732A GB2341732A (en) | 2000-03-22 |
Family
ID=10839014
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB9820251.8A Ceased GB9820251D0 (en) | 1998-09-18 | 1998-09-18 | Improvements to single phase motors |
GB9825173A Withdrawn GB2341732A (en) | 1998-09-18 | 1998-11-18 | Layout of rotor poles in an electric motor |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB9820251.8A Ceased GB9820251D0 (en) | 1998-09-18 | 1998-09-18 | Improvements to single phase motors |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB9820251D0 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004058046B4 (en) * | 2004-12-01 | 2012-10-31 | Siemens Ag | High-pole permanent-magnet synchronous machine with toothed coils |
DE102005038377B4 (en) * | 2005-08-13 | 2012-07-26 | Rotek Kg | synchronous motor |
ITMI20061208A1 (en) * | 2006-06-23 | 2007-12-24 | Diego Troisi | SINGLE-PHASE ELECTRIC MAGNET WITH PERMANENT MAGNETS |
GB2525582B (en) | 2014-02-26 | 2018-06-27 | Yasa Ltd | Asymmetric machines |
JP2021166456A (en) * | 2020-04-08 | 2021-10-14 | 日立Astemo株式会社 | Rotor and rotary electric machine |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3149256A (en) * | 1960-12-20 | 1964-09-15 | Kohlhagen Walter | Self-starting rotors for synchronous reaction motors |
JPS633638A (en) * | 1986-06-23 | 1988-01-08 | Tamagawa Seiki Co Ltd | Brushless dc motor |
US5852334A (en) * | 1995-10-19 | 1998-12-22 | Tridelta Industries, Inc. | Staggered pole switched reluctance motor |
JPH1032967A (en) * | 1996-07-15 | 1998-02-03 | Tsujikawa Keiko | Torque developing device |
-
1998
- 1998-09-18 GB GBGB9820251.8A patent/GB9820251D0/en not_active Ceased
- 1998-11-18 GB GB9825173A patent/GB2341732A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB9820251D0 (en) | 1998-11-11 |
GB2341732A (en) | 2000-03-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |