CA2832432C - A mechanical assembly for maintaining an air gap between a stator and rotor in an electro-mechanical energy converter - Google Patents

A mechanical assembly for maintaining an air gap between a stator and rotor in an electro-mechanical energy converter Download PDF

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Publication number
CA2832432C
CA2832432C CA2832432A CA2832432A CA2832432C CA 2832432 C CA2832432 C CA 2832432C CA 2832432 A CA2832432 A CA 2832432A CA 2832432 A CA2832432 A CA 2832432A CA 2832432 C CA2832432 C CA 2832432C
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CA
Canada
Prior art keywords
rotor
hub
sections
stator
assembly
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.)
Active
Application number
CA2832432A
Other languages
English (en)
French (fr)
Other versions
CA2832432A1 (en
Inventor
Kenneth Rhinefrank
Joseph Prudell
Alphonse Schacher
Erik HAMMAGREN
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.)
Columbia Power Technologies Inc
Original Assignee
Columbia Power Technologies Inc
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 Columbia Power Technologies Inc filed Critical Columbia Power Technologies Inc
Publication of CA2832432A1 publication Critical patent/CA2832432A1/en
Application granted granted Critical
Publication of CA2832432C publication Critical patent/CA2832432C/en
Active 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
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
    • F03B13/14—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy
    • F03B13/16—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem"
    • F03B13/18—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore
    • F03B13/1805—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore and the wom is hinged to the rem
    • F03B13/181—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore and the wom is hinged to the rem for limited rotation
    • F03B13/1815—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore and the wom is hinged to the rem for limited rotation with an up-and-down movement
    • 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
    • H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
    • H02K1/30—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures using intermediate parts, e.g. spiders
    • 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
    • H02K7/08—Structural association with bearings
    • H02K7/086—Structural association with bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly
    • H02K7/088—Structural association with bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly radially supporting the rotor directly
    • 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
    • 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
    • H02K1/148—Sectional cores
    • 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
    • H02K2201/03—Machines characterised by aspects of the air-gap between rotor and stator
    • 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
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/22—Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
    • H02K9/227—Heat sinks
    • 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
    • Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Energy (AREA)
  • Sustainable Development (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
CA2832432A 2011-04-04 2012-04-04 A mechanical assembly for maintaining an air gap between a stator and rotor in an electro-mechanical energy converter Active CA2832432C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161471690P 2011-04-04 2011-04-04
US61/471,690 2011-04-04
PCT/US2012/032120 WO2012138725A1 (en) 2011-04-04 2012-04-04 A mechanical assembly for maintaining an air gap between a stator and rotor in an electro-mechanical energy converter

Publications (2)

Publication Number Publication Date
CA2832432A1 CA2832432A1 (en) 2012-10-11
CA2832432C true CA2832432C (en) 2019-05-07

Family

ID=46969526

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2832432A Active CA2832432C (en) 2011-04-04 2012-04-04 A mechanical assembly for maintaining an air gap between a stator and rotor in an electro-mechanical energy converter

Country Status (9)

Country Link
US (1) US9484779B2 (enExample)
EP (1) EP2695282B1 (enExample)
JP (1) JP6106660B2 (enExample)
AU (2) AU2012240275A1 (enExample)
CA (1) CA2832432C (enExample)
CL (1) CL2013002865A1 (enExample)
ES (1) ES2834096T3 (enExample)
PT (1) PT2695282T (enExample)
WO (1) WO2012138725A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014058886A1 (en) 2012-10-08 2014-04-17 Exro Technologies Inc. Electrical machines such as generators and motors
WO2014098625A1 (en) * 2012-12-21 2014-06-26 Fisher & Paykel Appliances Limited A motor
EP3001540B1 (en) 2014-09-26 2018-03-21 ALSTOM Renewable Technologies Direct-drive wind turbines
CN104967253B (zh) * 2015-07-16 2018-03-30 莱克电气股份有限公司 高速无霍尔三相吸尘器电机
PT3394967T (pt) * 2015-12-21 2023-11-23 Envision Energy Denmark Aps Turbina eólica com um gerador supercondutor com uma estrutura de isolamento térmico melhorada
EP3800349B1 (en) * 2019-10-02 2022-08-03 Siemens Gamesa Renewable Energy A/S Busbar arrangement for wind turbine generator
EP4089893A1 (en) * 2021-05-10 2022-11-16 General Electric Renovables España S.L. Armature assemblies for generators and assembly methods
WO2023285725A1 (es) 2021-07-14 2023-01-19 Santiago Canedo Pardo Aerogenerador de accionamiento directo
NL1044109B1 (en) * 2021-08-02 2023-02-17 Patrick Ronald Tack Ing Rotary assembly
KR102825356B1 (ko) * 2021-09-17 2025-06-26 생-고뱅 퍼포먼스 플라스틱스 코포레이션 자성 다층 복합재 및 이의 형성 방법
GB2620422B (en) * 2022-07-07 2025-05-14 Bathwick Electrical Design Ltd Electrical machine

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AU8654782A (en) * 1981-08-17 1983-02-24 Bechtel International Corporation Motor driven rotary apparatus
US5105658A (en) * 1987-02-11 1992-04-21 Westinghouse Electric Corp. Electric generator inspection system and motor controller
WO1994000738A1 (de) * 1992-06-22 1994-01-06 Siemens Aktiengesellschaft Inspektion einer dynamoelektrischen maschine in einem spalt zwischen einem stator und einem rotor
GB9311634D0 (en) * 1993-06-03 1993-07-21 Spooner Edward Electromagnetic machine
DE10058707C2 (de) * 2000-11-25 2003-10-16 Porsche Ag Vorrichtung zur relativen Drehwinkelverstellung einer Nockenwelle einer Brennkraftmaschine zu einem Antriebsrad
JP2002325412A (ja) 2001-04-25 2002-11-08 Mitsubishi Heavy Ind Ltd アキシャルギャップ型電動機、発電機および電動発電機
CN1582523A (zh) * 2001-04-30 2005-02-16 乌特·施瓦里克－拉多贝尔斯基 具有环形绕组的同步电机
US6899075B2 (en) * 2002-03-22 2005-05-31 Roxan Saint-Hilaire Quasiturbine (Qurbine) rotor with central annular support and ventilation
AU2003248622A1 (en) * 2002-06-05 2003-12-22 Jacobs Automation Llc Controlled motion system
SE526286C2 (sv) * 2003-01-27 2005-08-16 Aegir Konsult Ab Roterande elektrisk maskin med lagerorgan anordnat i eller intill luftgapet, samt kraftverk med sådan maskin
JP4690032B2 (ja) 2004-12-24 2011-06-01 住友電気工業株式会社 アキシャルギャップ型モータ
CN103633751A (zh) * 2006-08-04 2014-03-12 净流有限合伙企业 具有由多个可分离段形成的定子和转子圆盘的轴向空气间隙机
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Also Published As

Publication number Publication date
ES2834096T3 (es) 2021-06-16
JP6106660B2 (ja) 2017-04-05
WO2012138725A1 (en) 2012-10-11
NZ617146A (en) 2015-09-25
AU2016262712A2 (en) 2017-01-05
EP2695282B1 (en) 2020-10-21
JP2014528228A (ja) 2014-10-23
US20140084590A1 (en) 2014-03-27
US9484779B2 (en) 2016-11-01
AU2016262712A1 (en) 2016-12-08
CL2013002865A1 (es) 2014-08-01
EP2695282A1 (en) 2014-02-12
CA2832432A1 (en) 2012-10-11
AU2016262712B2 (en) 2018-05-10
PT2695282T (pt) 2020-11-25
EP2695282A4 (en) 2015-09-09
AU2012240275A1 (en) 2013-11-14

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