ITGE920031A0 - "metodo per riparare il motorr di un turbogeneratore" - Google Patents

"metodo per riparare il motorr di un turbogeneratore"

Info

Publication number
ITGE920031A0
ITGE920031A0 IT92GE31A ITGE920031A ITGE920031A0 IT GE920031 A0 ITGE920031 A0 IT GE920031A0 IT 92GE31 A IT92GE31 A IT 92GE31A IT GE920031 A ITGE920031 A IT GE920031A IT GE920031 A0 ITGE920031 A0 IT GE920031A0
Authority
IT
Italy
Prior art keywords
turbogenerator
repairing
engine
Prior art date
Application number
IT92GE31A
Other languages
English (en)
Inventor
Klaus Weigelt
Original Assignee
Klaus Weigelt
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 Klaus Weigelt filed Critical Klaus Weigelt
Publication of ITGE920031A0 publication Critical patent/ITGE920031A0/it
Publication of ITGE920031A1 publication Critical patent/ITGE920031A1/it
Application granted granted Critical
Publication of IT1257322B publication Critical patent/IT1257322B/it

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/0006—Disassembling, repairing or modifying dynamo-electric machines
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49009—Dynamoelectric machine
    • Y10T29/49012—Rotor
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49718—Repairing
    • Y10T29/49721—Repairing with disassembling
    • Y10T29/49723—Repairing with disassembling including reconditioning of part
    • Y10T29/49725—Repairing with disassembling including reconditioning of part by shaping
    • Y10T29/49726—Removing material
    • Y10T29/49728—Removing material and by a metallurgical operation, e.g., welding, diffusion bonding, casting
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49718—Repairing
    • Y10T29/49721—Repairing with disassembling
    • Y10T29/4973—Replacing of defective part

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
ITGE920031A 1991-03-27 1992-03-26 "metodo per riparare il rotore di un turbogeneratore" IT1257322B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/675,658 US5174011A (en) 1991-03-27 1991-03-27 Method for preparing the rotor of a turbogenerator

Publications (3)

Publication Number Publication Date
ITGE920031A0 true ITGE920031A0 (it) 1992-03-26
ITGE920031A1 ITGE920031A1 (it) 1993-09-26
IT1257322B IT1257322B (it) 1996-01-15

Family

ID=24711459

Family Applications (1)

Application Number Title Priority Date Filing Date
ITGE920031A IT1257322B (it) 1991-03-27 1992-03-26 "metodo per riparare il rotore di un turbogeneratore"

Country Status (3)

Country Link
US (1) US5174011A (it)
ES (1) ES2040652B1 (it)
IT (1) IT1257322B (it)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5528097A (en) * 1993-12-03 1996-06-18 Westinghouse Electric Corporation System for reconditioning rotor ends in electrical generators
US5861698A (en) * 1997-03-17 1999-01-19 Westinghouse Electric Corporation Generator rotor with ring key that reduces tooth top stress
US5929550A (en) * 1997-03-20 1999-07-27 General Electric Co. Ventilated creepage blocks
US5883456A (en) * 1997-10-20 1999-03-16 Siemens Westinghouse Power Corporation Generator rotor and method for eliminating keyway stress cracks in same
DE19747968A1 (de) * 1997-10-30 1999-05-06 Abb Patent Gmbh Verfahren zur Reparatur von Blechpaketen einer elektrischen Maschine
US6124661A (en) * 1999-04-08 2000-09-26 Siemens Westinghouse Power Corporation Generator with retaining ring key that reduces rotor tooth stress
US6285110B1 (en) * 2000-04-17 2001-09-04 General Electric Co. Spline retaining ring
US6566785B1 (en) * 2000-06-29 2003-05-20 General Electric Company Retaining ring locking key groove
US6346755B1 (en) 2000-06-30 2002-02-12 General Electric Company Optimization of ventilating flow path at air gap exit in reverse flow generators
US6941639B2 (en) * 2002-09-27 2005-09-13 Siemens Westinghouse Power Corporation Method for repairing generator rotor
US6849972B1 (en) 2003-08-27 2005-02-01 General Electric Company Generator rotor fretting fatigue crack repair
US20050198821A1 (en) * 2004-03-10 2005-09-15 General Electric Company Machining tool and method for repair of rotor teeth in a generator
JP4731885B2 (ja) * 2004-11-11 2011-07-27 株式会社日立製作所 発電機とその製造方法
US7690111B2 (en) 2005-04-14 2010-04-06 Mechanical Dynamics And Analysis, Llc Method and apparatus for repairing turbine rotor
JP4627712B2 (ja) * 2005-10-07 2011-02-09 株式会社日立製作所 回転電機及びその製作方法
JP4528721B2 (ja) * 2005-12-28 2010-08-18 株式会社東芝 発電機ロータのき裂進展予測システムと運転条件決定支援システム、方法およびプログラム、並びに運転制御システム
US7513028B2 (en) * 2006-02-15 2009-04-07 General Electric Company Systems and methods for repairing a rotor system keyway
US20110080068A1 (en) * 2009-10-06 2011-04-07 General Electric Company Laminated generator rotor structure and related method
DE112011105413T5 (de) 2011-07-06 2014-04-30 General Electric Co. Auswuchteinrichtung für einen geblechten Rotor
US9190879B2 (en) 2011-07-06 2015-11-17 General Electric Company Laminated rotor machining enhancement
EP2642645A1 (en) 2012-03-20 2013-09-25 Alstom Technology Ltd. Method for repairing a stator
US9083220B2 (en) * 2013-07-29 2015-07-14 General Electric Company Method for servicing generator rotor in-situ
US10103608B2 (en) * 2015-04-17 2018-10-16 General Electric Company Generator rotor fretting fatigue crack repair method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1112493A1 (ru) * 1983-06-02 1984-09-07 Центральное Конструкторское Бюро Главэнергоремонта Ротор электрической машины
US4633554A (en) * 1985-08-08 1987-01-06 Westinghouse Electric Corp. Method for repairing a steam turbine or generator rotor
FR2618710B1 (fr) * 1987-07-28 1993-09-10 Alsthom Procede de soudage d'une gorge usinee dans une piece massive en acier et utilisation de ce procede pour reparer un rotor fissure
US4841615A (en) * 1988-03-07 1989-06-27 Michael Ratner Method for modifying stators
US4897519A (en) * 1988-03-14 1990-01-30 Westinghouse Electric Co. More creep resistant turbine rotor, and procedures for repear welding of low alloy ferrous turbine components

Also Published As

Publication number Publication date
ES2040652B1 (es) 1996-09-01
IT1257322B (it) 1996-01-15
US5174011A (en) 1992-12-29
ITGE920031A1 (it) 1993-09-26
ES2040652A2 (es) 1993-10-16
ES2040652R (it) 1996-02-01

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970321