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DE60322016D1 - Rotor und Stator einer elektrischen Maschine mit reduziertem pulsierenden Moment - Google Patents

Rotor und Stator einer elektrischen Maschine mit reduziertem pulsierenden Moment

Info

Publication number
DE60322016D1
DE60322016D1 DE60322016T DE60322016T DE60322016D1 DE 60322016 D1 DE60322016 D1 DE 60322016D1 DE 60322016 T DE60322016 T DE 60322016T DE 60322016 T DE60322016 T DE 60322016T DE 60322016 D1 DE60322016 D1 DE 60322016D1
Authority
DE
Germany
Prior art keywords
stator
rotor
electric machine
pulsating moment
reduced
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 - Lifetime
Application number
DE60322016T
Other languages
English (en)
Inventor
Vladimir Vladimirovich Popov
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.)
Minebea Co Ltd
Original Assignee
Minebea Co 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 Minebea Co Ltd filed Critical Minebea Co Ltd
Application granted granted Critical
Publication of DE60322016D1 publication Critical patent/DE60322016D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
    • H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
    • 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
    • H02K1/14—Stator cores with salient poles
    • H02K1/146—Stator cores with salient poles consisting of a generally annular yoke 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
    • H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
    • H02K2201/06—Magnetic cores, or permanent magnets characterised by their skew

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
DE60322016T 2003-02-18 2003-02-18 Rotor und Stator einer elektrischen Maschine mit reduziertem pulsierenden Moment Expired - Lifetime DE60322016D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03003690A EP1450462B1 (de) 2003-02-18 2003-02-18 Rotor und Stator einer elektrischen Maschine mit reduziertem pulsierenden Moment

Publications (1)

Publication Number Publication Date
DE60322016D1 true DE60322016D1 (de) 2008-08-21

Family

ID=32731534

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60322016T Expired - Lifetime DE60322016D1 (de) 2003-02-18 2003-02-18 Rotor und Stator einer elektrischen Maschine mit reduziertem pulsierenden Moment

Country Status (4)

Country Link
US (1) US6967424B2 (de)
EP (1) EP1450462B1 (de)
JP (1) JP2004254496A (de)
DE (1) DE60322016D1 (de)

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Also Published As

Publication number Publication date
US6967424B2 (en) 2005-11-22
EP1450462B1 (de) 2008-07-09
EP1450462A1 (de) 2004-08-25
JP2004254496A (ja) 2004-09-09
US20040217667A1 (en) 2004-11-04

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