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GB2454171B - Reluctance machines with permanent magnets integrated into the stator - Google Patents

Reluctance machines with permanent magnets integrated into the stator

Info

Publication number
GB2454171B
GB2454171B GB0721077.6A GB0721077A GB2454171B GB 2454171 B GB2454171 B GB 2454171B GB 0721077 A GB0721077 A GB 0721077A GB 2454171 B GB2454171 B GB 2454171B
Authority
GB
United Kingdom
Prior art keywords
stator
permanent magnets
reluctance machines
magnets integrated
integrated
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
Application number
GB0721077.6A
Other versions
GB2454171A (en
GB0721077D0 (en
Inventor
Charles Pollock
Helen Geraldine Phyllis Pollock
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Technelec Ltd
Original Assignee
Technelec Ltd
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 Technelec Ltd filed Critical Technelec Ltd
Priority to GB0721077.6A priority Critical patent/GB2454171B/en
Publication of GB0721077D0 publication Critical patent/GB0721077D0/en
Publication of GB2454171A publication Critical patent/GB2454171A/en
Application granted granted Critical
Publication of GB2454171B publication Critical patent/GB2454171B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/17—Stator cores with permanent 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
    • H02K1/24—Rotor cores with salient poles ; Variable reluctance rotors
    • H02K1/246—Variable reluctance rotors
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K19/00—Synchronous motors or generators
    • H02K19/02—Synchronous motors
    • H02K19/04—Synchronous motors for single-phase current
    • H02K19/06—Motors having windings on the stator and a variable-reluctance soft-iron rotor without windings, e.g. inductor motors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K19/00—Synchronous motors or generators
    • H02K19/02—Synchronous motors
    • H02K19/10—Synchronous motors for multi-phase current
    • H02K19/103—Motors having windings on the stator and a variable reluctance soft-iron rotor without windings
    • 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
    • H02K21/38—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with rotating flux distributors, and armatures and magnets both stationary
    • H02K21/44—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with rotating flux distributors, and armatures and magnets both stationary with armature windings wound upon the magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Synchronous Machinery (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
GB0721077.6A 2007-10-29 2007-10-29 Reluctance machines with permanent magnets integrated into the stator Expired - Fee Related GB2454171B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0721077.6A GB2454171B (en) 2007-10-29 2007-10-29 Reluctance machines with permanent magnets integrated into the stator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0721077.6A GB2454171B (en) 2007-10-29 2007-10-29 Reluctance machines with permanent magnets integrated into the stator

Publications (3)

Publication Number Publication Date
GB0721077D0 GB0721077D0 (en) 2007-12-05
GB2454171A GB2454171A (en) 2009-05-06
GB2454171B true GB2454171B (en) 2012-05-23

Family

ID=38830034

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0721077.6A Expired - Fee Related GB2454171B (en) 2007-10-29 2007-10-29 Reluctance machines with permanent magnets integrated into the stator

Country Status (1)

Country Link
GB (1) GB2454171B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130162067A1 (en) * 2011-12-22 2013-06-27 Black & Decker Inc. Stator assembly having embedded magnets for a power tool

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2455123A (en) 2007-11-29 2009-06-03 Technelec Ltd Control of electrical machines
GB2455122A (en) 2007-11-29 2009-06-03 Technelec Ltd Control of electrical machines
GB2489423A (en) 2011-03-25 2012-10-03 Technelec Ltd Flux switching electrical machine with slotted rotor
EP3921921A4 (en) * 2019-02-08 2022-10-26 EMF Innovations Pte. Ltd. A stator, a motor and a vehicle having the same and a method of manufacturing the stator
CN114514693A (en) * 2019-10-11 2022-05-17 国立大学法人京都大学 Switched reluctance motor and control method thereof
GB202001714D0 (en) * 2020-02-07 2020-03-25 Deregallera Holdings Ltd Motor/Generator
US11411444B2 (en) * 2020-07-20 2022-08-09 Lin Engineering, Inc. Variable reluctance step motor having enhanced holding torque

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1500798A (en) * 1974-04-19 1978-02-08 Asea Ab Electrical inductor machines
WO1987007784A1 (en) * 1986-06-04 1987-12-17 Sigma Instruments, Inc. Magnetically enhanced variable reluctance motor systems
US5672925A (en) * 1992-08-06 1997-09-30 Electric Power Research Institute, Inc. Doubly salient variable reluctance machine with stationary permanent magnets or auxiliary field windings

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1500798A (en) * 1974-04-19 1978-02-08 Asea Ab Electrical inductor machines
WO1987007784A1 (en) * 1986-06-04 1987-12-17 Sigma Instruments, Inc. Magnetically enhanced variable reluctance motor systems
US5672925A (en) * 1992-08-06 1997-09-30 Electric Power Research Institute, Inc. Doubly salient variable reluctance machine with stationary permanent magnets or auxiliary field windings

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130162067A1 (en) * 2011-12-22 2013-06-27 Black & Decker Inc. Stator assembly having embedded magnets for a power tool

Also Published As

Publication number Publication date
GB2454171A (en) 2009-05-06
GB0721077D0 (en) 2007-12-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20141029