CA2947931C - A method for repairing an electric generator - Google Patents

A method for repairing an electric generator Download PDF

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Publication number
CA2947931C
CA2947931C CA2947931A CA2947931A CA2947931C CA 2947931 C CA2947931 C CA 2947931C CA 2947931 A CA2947931 A CA 2947931A CA 2947931 A CA2947931 A CA 2947931A CA 2947931 C CA2947931 C CA 2947931C
Authority
CA
Canada
Prior art keywords
rotor
central shaft
connecting ring
phases
stator
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
CA2947931A
Other languages
English (en)
French (fr)
Other versions
CA2947931A1 (en
Inventor
Kim Sveinsson Sorensen
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.)
Vestas Wind Systems AS
Original Assignee
Vestas Wind Systems AS
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 AS filed Critical Vestas Wind Systems AS
Publication of CA2947931A1 publication Critical patent/CA2947931A1/en
Application granted granted Critical
Publication of CA2947931C publication Critical patent/CA2947931C/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
    • H02K3/00—Details of windings
    • H02K3/46—Fastening of windings on the stator or rotor structure
    • H02K3/50—Fastening of winding heads, equalising connectors, or connections thereto
    • H02K3/51—Fastening of winding heads, equalising connectors, or connections thereto applicable to rotors only
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/30—Manufacture of winding connections
    • H02K15/33—Connecting winding sections; Forming leads; Connecting leads to terminals
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/50—Disassembling, repairing or modifying dynamo-electric machines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/46—Fastening of windings on the stator or rotor structure
    • H02K3/52—Fastening salient pole windings or connections thereto
    • H02K3/527—Fastening salient pole windings or connections thereto applicable to rotors only
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
    • H02K5/225—Terminal boxes or connection arrangements
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
    • H02K2203/09—Machines characterised by wiring elements other than wires, e.g. bus rings, for connecting the winding terminations
    • 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)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Windings For Motors And Generators (AREA)
  • Wind Motors (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)
CA2947931A 2014-06-18 2015-05-21 A method for repairing an electric generator Active CA2947931C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DKPA201470364 2014-06-18
DKPA201470364 2014-06-18
PCT/DK2015/050125 WO2015192850A1 (en) 2014-06-18 2015-05-21 A method for repairing an electric generator

Publications (2)

Publication Number Publication Date
CA2947931A1 CA2947931A1 (en) 2015-12-23
CA2947931C true CA2947931C (en) 2018-12-18

Family

ID=59272637

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2947931A Active CA2947931C (en) 2014-06-18 2015-05-21 A method for repairing an electric generator

Country Status (9)

Country Link
US (1) US10256705B2 (cg-RX-API-DMAC10.html)
EP (1) EP3158625B1 (cg-RX-API-DMAC10.html)
JP (1) JP2017518728A (cg-RX-API-DMAC10.html)
CN (1) CN106464061B (cg-RX-API-DMAC10.html)
AU (1) AU2015276633B2 (cg-RX-API-DMAC10.html)
BR (1) BR112016027415B1 (cg-RX-API-DMAC10.html)
CA (1) CA2947931C (cg-RX-API-DMAC10.html)
ES (1) ES2683522T3 (cg-RX-API-DMAC10.html)
WO (1) WO2015192850A1 (cg-RX-API-DMAC10.html)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105222742A (zh) * 2014-05-26 2016-01-06 通用电气公司 浆距故障检测系统和方法
US10823154B2 (en) 2017-08-04 2020-11-03 Christopher Hodges Modified Wye ring
EP3493375A1 (en) * 2017-12-01 2019-06-05 Siemens Gamesa Renewable Energy A/S Stator assembly with flexible cabling arrangements, generator and wind turbine with such a stator assembly
JP7702354B2 (ja) * 2019-01-10 2025-07-03 ヴェスタス ウィンド システムズ エー／エス 発電機ロータアセンブリ
EP4057486A1 (en) * 2021-03-12 2022-09-14 General Electric Renovables España S.L. Generator stiffener ring
US12512736B2 (en) * 2021-12-06 2025-12-30 Electromechanical Engineering Associates, Inc. Replacement or repair of generator neutral ring

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0109179D0 (en) 2001-04-12 2001-05-30 Alstom Improvements relating to rotary electrical machines
US6859019B2 (en) * 2001-08-30 2005-02-22 Honeywell International, Inc. System and method for coupling rectifiers of an exciter to the rotor of a main generator
JP2003079079A (ja) * 2001-09-03 2003-03-14 Honda Motor Co Ltd 回転電機の集配電リング
JP2007110797A (ja) 2005-10-12 2007-04-26 Honda Motor Co Ltd ステータにおける給電線とターミナルの接続構造、および接合装置
CN101438483B (zh) 2006-02-22 2011-09-14 磁应用公司 紧凑的大功率交流发电机
EP2032846A4 (en) 2006-05-31 2011-04-13 Wisconsin Alumni Res Found PREPARATION ARCHITECTURE FOR A WIND TURBINE
DE102006041323A1 (de) * 2006-09-01 2008-03-06 Rolls-Royce Deutschland Ltd & Co Kg Generator-Starter-Anordnung für ein Gasturbinentriebwerk
CN201461243U (zh) * 2009-06-09 2010-05-12 上海万德风力发电股份有限公司 一种2mw海上风力发电机组
US20110080068A1 (en) * 2009-10-06 2011-04-07 General Electric Company Laminated generator rotor structure and related method

Also Published As

Publication number Publication date
JP2017518728A (ja) 2017-07-06
BR112016027415B1 (pt) 2022-05-10
BR112016027415A2 (cg-RX-API-DMAC10.html) 2017-08-15
WO2015192850A1 (en) 2015-12-23
AU2015276633A1 (en) 2016-12-08
US10256705B2 (en) 2019-04-09
CA2947931A1 (en) 2015-12-23
ES2683522T3 (es) 2018-09-26
US20170098984A1 (en) 2017-04-06
EP3158625A1 (en) 2017-04-26
CN106464061A (zh) 2017-02-22
AU2015276633B2 (en) 2018-03-22
CN106464061B (zh) 2018-10-23
EP3158625B1 (en) 2018-07-11

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