IT1296346B1 - Procedimento per sigillare l'estremita' di una bobina di statore raffreddato ad acqua. - Google Patents

Procedimento per sigillare l'estremita' di una bobina di statore raffreddato ad acqua.

Info

Publication number
IT1296346B1
IT1296346B1 IT97PD000256A ITPD970256A IT1296346B1 IT 1296346 B1 IT1296346 B1 IT 1296346B1 IT 97PD000256 A IT97PD000256 A IT 97PD000256A IT PD970256 A ITPD970256 A IT PD970256A IT 1296346 B1 IT1296346 B1 IT 1296346B1
Authority
IT
Italy
Prior art keywords
sealing
procedure
water
stator coil
cooled stator
Prior art date
Application number
IT97PD000256A
Other languages
English (en)
Inventor
Neil Leslie Kilpatrick
George Franklin Dailey
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of ITPD970256A0 publication Critical patent/ITPD970256A0/it
Publication of ITPD970256A1 publication Critical patent/ITPD970256A1/it
Application granted granted Critical
Publication of IT1296346B1 publication Critical patent/IT1296346B1/it

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
    • H02K3/505—Fastening of winding heads, equalising connectors, or connections thereto for large machine windings, e.g. bar windings
    • 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
    • H02K15/30—Manufacture of winding connections
    • H02K15/33—Connecting winding sections; Forming leads; Connecting leads to terminals
    • H02K15/35—Form-wound windings
    • H02K15/38—Manufacturing or repairing cooling fluid boxes, e.g. ensuring both electrical and fluid connection of terminals of fluid cooled windings
    • 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
    • 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
    • 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
    • Y10T29/49746—Repairing by applying fluent material, e.g., coating, casting

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Windings For Motors And Generators (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)
IT97PD000256A 1996-11-14 1997-11-11 Procedimento per sigillare l'estremita' di una bobina di statore raffreddato ad acqua. IT1296346B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/746,698 US5875539A (en) 1996-11-14 1996-11-14 Water-cooled stator coil end sealing process

Publications (3)

Publication Number Publication Date
ITPD970256A0 ITPD970256A0 (it) 1997-11-11
ITPD970256A1 ITPD970256A1 (it) 1999-05-11
IT1296346B1 true IT1296346B1 (it) 1999-06-25

Family

ID=25001957

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97PD000256A IT1296346B1 (it) 1996-11-14 1997-11-11 Procedimento per sigillare l'estremita' di una bobina di statore raffreddato ad acqua.

Country Status (9)

Country Link
US (1) US5875539A (it)
EP (1) EP0938768B1 (it)
JP (1) JP2001508278A (it)
KR (1) KR20000053286A (it)
AR (1) AR008915A1 (it)
AU (1) AU4660797A (it)
IT (1) IT1296346B1 (it)
TW (1) TW371381B (it)
WO (1) WO1998021809A1 (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5573414A (en) 1995-03-16 1996-11-12 Mechanical Dynamics & Analysis, Inc. Two piece electrical and fluidic connector and installation method therefore
KR100351427B1 (ko) * 2000-11-20 2002-09-05 두산중공업 주식회사 수냉각 터빈 발전기 고정자 권선의 소선 누수부 보수방법및 장치
US6577038B2 (en) 2000-12-26 2003-06-10 General Electric Company Stator bar header with hollow strand package
KR100412782B1 (ko) * 2001-08-17 2003-12-31 두산중공업 주식회사 수냉각 터빈 발전기 고정자 권선 누수부 보수용 자동 제어레이저 장치 및 방법
US6784573B1 (en) * 2003-04-18 2004-08-31 General Electric Company Corrosion-resistant liquid-cooled armature bar clip-to-strand connection and related method
US6969932B2 (en) * 2003-07-18 2005-11-29 General Electric Co. Application of corrosion protective coating for extending the lifetime of water cooled stator bar clips
EP1524754A1 (en) * 2003-10-13 2005-04-20 ALSTOM Technology Ltd Method of repairing water-cooled stator windings in generators
US7232440B2 (en) * 2003-11-17 2007-06-19 Sherwood Services Ag Bipolar forceps having monopolar extension
US7216796B2 (en) 2004-05-10 2007-05-15 General Electric, Company Crevice corrosion-resistant liquid-cooled armature bar clip-to-strand connection and related method
US7334316B2 (en) * 2004-07-28 2008-02-26 General Electric Company Method of sealing a generator stator bar and a stator bar end fitting
US7276134B2 (en) * 2004-10-18 2007-10-02 General Electric Company Methods and systems for sealing liquid cooled stator bar end connections for a generator
US20060091742A1 (en) * 2004-11-02 2006-05-04 General Electric Company Electroless metallic plating method for leak repair and prevention in liquid-cooled generator stator bars
US7150091B2 (en) * 2004-11-09 2006-12-19 General Electric Company Powder coating for generator stator bar end fitting and method for applying the powder coating
US7166941B2 (en) * 2004-11-18 2007-01-23 General Electric Company Electroplated stator bar end and fitting
US7219827B2 (en) * 2004-11-19 2007-05-22 General Electric Company Braze end isolation layer for generator armature winding bar and method for applying the isolation layer
US7199338B2 (en) * 2004-11-19 2007-04-03 General Electric Company Method and system for applying an isolation layer to a brazed end of a generator armature winding bar
US7414226B2 (en) * 2004-11-19 2008-08-19 General Electric Company Movable heating method and system having fixed heating source for brazing stator bars
US20060108356A1 (en) * 2004-11-19 2006-05-25 General Electric Company Braze chamber and method for applying an isolation layer to a brazed end of a generator armature winding bar
US9162245B1 (en) * 2012-03-29 2015-10-20 BTD Wood Powder Coating, Inc. Powder coating conveyor support
JP6074929B2 (ja) * 2012-07-10 2017-02-08 富士電機株式会社 回転電機コイルの接続部の絶縁処理方法
DE102012022873A1 (de) * 2012-11-22 2014-05-22 Compact Dynamics Gmbh Verfahren zum Verlöten von Ständer und Kühler und Ständer mit Lotverbindung zum Ständerträger
US9601972B2 (en) * 2014-02-13 2017-03-21 General Electric Company Stator bar clip adapter for liquid cooled dynamoelectric device
DE102018129230B4 (de) * 2018-11-20 2021-02-04 Dynamic E Flow Gmbh Elektrische Maschine mit mehreren als Hohlleiter ausgebildeten starren Wicklungsstücken - hydraulisches Anschlusskonzept II
DE102018129229B4 (de) * 2018-11-20 2021-07-15 Dynamic E Flow Gmbh Elektrische Maschine mit mehreren als Hohlleiter ausgebildeten starren Wicklungsstücken - hydraulisches Anschlusskonzept I
WO2025073364A1 (en) * 2023-10-04 2025-04-10 General Electric Technology Gmbh A method for leak decreasing or repairing a cooling circuit in a power plant generator stator

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3614493A (en) * 1970-01-29 1971-10-19 Gen Electric Universal liquid-cooled connection assembly
US3978359A (en) * 1974-10-30 1976-08-31 Westinghouse Electric Corporation Coil end insulation for dynamoelectric machines
JPS52110402A (en) * 1976-03-12 1977-09-16 Hitachi Ltd Liquid cooled winding for electric rotary machine
US4199700A (en) * 1978-07-31 1980-04-22 Westinghouse Electric Corp. Phase lead for connecting stator coils and parallel phase rings
US4912831A (en) * 1987-01-09 1990-04-03 Westinghouse Electric Corp. Method for assembling bolted stator coils
US4806807A (en) * 1987-01-09 1989-02-21 Westinghouse Electric Corp. Method and apparatus for bolted series/phase generator connections
US4982122A (en) * 1988-05-23 1991-01-01 Westinghouse Electric Corp. Method and apparatus for insulating liquid-cooled stator coil headers and connectors
US5423473A (en) * 1994-05-09 1995-06-13 Westinghouse Electric Corporation Device for installing a header cap on a water header of a stator coil
DE19502308A1 (de) * 1995-01-26 1996-08-01 Abb Management Ag Verfahren zum Reparieren einer Anschlußvorrichtung für den Stromanschluß und zur Zuführung bzw. Abführung der Kühlflüssigkeit zu bzw. von den hohlen Teilleitern der Statorwicklungsstäbe elektrischer Maschinen
US5659944A (en) * 1995-01-26 1997-08-26 Asea Brown Boveri Ag Method for repairing a connecting device for the electrical connection and for supplying and carrying away the coolant to and from the hollow conductor elements of the stator winding bars of electrical machines
US5605590A (en) * 1995-05-22 1997-02-25 General Electric Co. Methods for sealing liquid-cooled stator bar end connections for a generator
US5581869A (en) * 1995-08-15 1996-12-10 General Electric Co. Repair method for sealing liquid-cooled stator bar end fittings for a generator

Also Published As

Publication number Publication date
JP2001508278A (ja) 2001-06-19
WO1998021809A1 (en) 1998-05-22
KR20000053286A (ko) 2000-08-25
EP0938768A1 (en) 1999-09-01
ITPD970256A1 (it) 1999-05-11
EP0938768B1 (en) 2003-05-28
ITPD970256A0 (it) 1997-11-11
TW371381B (en) 1999-10-01
AR008915A1 (es) 2000-02-23
US5875539A (en) 1999-03-02
AU4660797A (en) 1998-06-03

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Legal Events

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0001 Granted