WO2012059109A3 - Direct drive segmented generator - Google Patents

Direct drive segmented generator Download PDF

Info

Publication number
WO2012059109A3
WO2012059109A3 PCT/DK2011/050417 DK2011050417W WO2012059109A3 WO 2012059109 A3 WO2012059109 A3 WO 2012059109A3 DK 2011050417 W DK2011050417 W DK 2011050417W WO 2012059109 A3 WO2012059109 A3 WO 2012059109A3
Authority
WO
WIPO (PCT)
Prior art keywords
direct drive
stator
power generator
generator
segmented generator
Prior art date
Application number
PCT/DK2011/050417
Other languages
French (fr)
Other versions
WO2012059109A2 (en
Inventor
Raphael Neumann
Ramasamy Anbarasu
Niels Christian Olsen
John Frederick Eastham
Roger J. Hill-Cottingham
Original Assignee
Vestas Wind Systems A/S
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 Vestas Wind Systems A/S filed Critical Vestas Wind Systems A/S
Publication of WO2012059109A2 publication Critical patent/WO2012059109A2/en
Publication of WO2012059109A3 publication Critical patent/WO2012059109A3/en

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K19/00—Synchronous motors or generators
    • H02K19/16—Synchronous generators
    • H02K19/18—Synchronous generators having windings each turn of which co-operates only with poles of one polarity, e.g. homopolar generators
    • H02K19/20—Synchronous generators having windings each turn of which co-operates only with poles of one polarity, e.g. homopolar generators with variable-reluctance soft-iron rotors without winding
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/28—Layout of windings or of connections between windings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/12—Machines characterised by the modularity of some components
    • 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
    • H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807—Rotary generators
    • H02K7/1823—Rotary generators structurally associated with turbines or similar engines
    • H02K7/183—Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
    • 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
    • H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807—Rotary generators
    • H02K7/1823—Rotary generators structurally associated with turbines or similar engines
    • H02K7/183—Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
    • H02K7/1838—Generators mounted in a nacelle or similar structure of a horizontal axis wind turbine
    • 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
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Wind Motors (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)

Abstract

The present invention relates to a power generator for a wind turbine, said power generator being an axial flux type power generator comprising a stator and a rotor, wherein the stator comprises a plurality of stator segments forming at least part of a polygon structure along a circumferential direction of the stator.
PCT/DK2011/050417 2010-11-05 2011-11-05 Direct drive segmented generator WO2012059109A2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US41059010P 2010-11-05 2010-11-05
US61/410,590 2010-11-05
DKPA201070543A DK201070543A (en) 2010-12-14 2010-12-14 Direct drive segmented generator
DKPA201070543 2010-12-14

Publications (2)

Publication Number Publication Date
WO2012059109A2 WO2012059109A2 (en) 2012-05-10
WO2012059109A3 true WO2012059109A3 (en) 2012-11-15

Family

ID=45510451

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DK2011/050417 WO2012059109A2 (en) 2010-11-05 2011-11-05 Direct drive segmented generator

Country Status (2)

Country Link
DK (1) DK201070543A (en)
WO (1) WO2012059109A2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9154024B2 (en) 2010-06-02 2015-10-06 Boulder Wind Power, Inc. Systems and methods for improved direct drive generators
CN106300851B (en) 2011-04-12 2019-12-17 巨石风力股份有限公司 Air gap control system and method
EP2728712A1 (en) * 2012-10-31 2014-05-07 Openhydro IP Limited A power generator for a hydro turbine
EP2728713A1 (en) 2012-10-31 2014-05-07 Openhydro IP Limited An electrical machine
JP6125267B2 (en) * 2013-02-20 2017-05-10 山洋電気株式会社 Embedded magnet type inductor linear motor
DE102020007198B4 (en) * 2020-01-14 2022-02-03 Hartmuth Drews ring generator
EP4064552A1 (en) * 2021-03-24 2022-09-28 Siemens Gamesa Renewable Energy Innovation & Technology S.L. Control of a doubly-fed induction machine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030137149A1 (en) * 2001-10-29 2003-07-24 Northrup G. William Segmented arc generator
WO2008014584A1 (en) * 2006-08-04 2008-02-07 Clean Current Power Systems Incorporated Axial air gap machine having stator and rotor discs formed of multiple detachable segments

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030137149A1 (en) * 2001-10-29 2003-07-24 Northrup G. William Segmented arc generator
WO2008014584A1 (en) * 2006-08-04 2008-02-07 Clean Current Power Systems Incorporated Axial air gap machine having stator and rotor discs formed of multiple detachable segments

Also Published As

Publication number Publication date
DK201070543A (en) 2012-01-12
WO2012059109A2 (en) 2012-05-10

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