ES2049581A1 - "disco de rotor de turbina de vapor y metodo para preparar dicho rotor" - Google Patents

"disco de rotor de turbina de vapor y metodo para preparar dicho rotor"

Info

Publication number
ES2049581A1
ES2049581A1 ES9101878A ES9101878A ES2049581A1 ES 2049581 A1 ES2049581 A1 ES 2049581A1 ES 9101878 A ES9101878 A ES 9101878A ES 9101878 A ES9101878 A ES 9101878A ES 2049581 A1 ES2049581 A1 ES 2049581A1
Authority
ES
Spain
Prior art keywords
weldments
graded
disposed
graded layer
alloy
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.)
Granted
Application number
ES9101878A
Other languages
English (en)
Other versions
ES2049581B1 (es
Inventor
Bellows
Koubek, Iii
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.)
CBS Corp
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 ES2049581A1 publication Critical patent/ES2049581A1/es
Application granted granted Critical
Publication of ES2049581B1 publication Critical patent/ES2049581B1/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/001—Interlayers, transition pieces for metallurgical bonding of workpieces
    • B23K35/004—Interlayers, transition pieces for metallurgical bonding of workpieces at least one of the workpieces being of a metal of the iron group
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/005—Repairing methods or devices
    • 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
    • Y10T29/49316—Impeller making
    • Y10T29/4932—Turbomachine making

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Arc Welding In General (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Heat Treatment Of Articles (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)

Abstract

DISCO DE ROTOR DE TURBINA DE VAPOR Y METODO PARA PREPARAR DICHO ROTOR. EL DISCO INCLUYE UN MIEMBRO ANULAR QUE COMPRENDE UN METAL DE BASE FERROSO DE BAJA ALEACION QUE TIENE MENOS DEL 6% EN PESO DE INGREDIENTES DE ALEACION, ESTA CONSTRUIDO A BASE DE CAPAS GRADUADAS FERROSAS DEPOSITADAS SOBRE EL MIEMBRO ANULAR, CAPAS QUE TIENEN POR CENTAJES EN PESO CRECIENTES DE UN METAL PARA FORMACION DECAPAS QUE CONTIENEN CR. DISPUESTA SOBRE LA CAPA GRADUADA DE ESTA INVENCION SE ENCUENTRA UNA ALEACION DE TORRES (ACERO INOXIDABLE) CONTENIENDO CR PARA OPTIMIZAR LA VIDA DE LA REGION DE TORRES DEL DISCO DE ROTOR DE TURBINA.
ES09101878A 1990-08-14 1991-08-13 "disco de rotor de turbina de vapor y metodo para preparar dicho rotor" Expired - Lifetime ES2049581B1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/567,032 US5024582A (en) 1990-08-14 1990-08-14 Steam turbine rotor having graded weldments

Publications (2)

Publication Number Publication Date
ES2049581A1 true ES2049581A1 (es) 1994-04-16
ES2049581B1 ES2049581B1 (es) 1994-11-01

Family

ID=24265456

Family Applications (1)

Application Number Title Priority Date Filing Date
ES09101878A Expired - Lifetime ES2049581B1 (es) 1990-08-14 1991-08-13 "disco de rotor de turbina de vapor y metodo para preparar dicho rotor"

Country Status (7)

Country Link
US (1) US5024582A (es)
JP (1) JPH04231177A (es)
KR (1) KR100243550B1 (es)
CA (1) CA2049091C (es)
DE (1) DE4126443C2 (es)
ES (1) ES2049581B1 (es)
IT (1) IT1251113B (es)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4235297A1 (de) * 1992-10-20 1994-04-21 Krupp Polysius Ag Verfahren zum Herstellen einer Mahlwalze sowie Mahlwalze
DE4237052A1 (de) * 1992-11-03 1994-05-05 Mtu Muenchen Gmbh Vorrichtung zur Reparaturschweißung der Blattspitzen von Leit- oder Laufschaufeln für Turbomaschinen
US5456818A (en) * 1993-11-03 1995-10-10 Ingersoll-Rand Company Method for preventing fretting and galling in a polygon coupling
US5591363A (en) * 1995-03-02 1997-01-07 Westinghouse Electric Corporation Optimized welding technique for NiMoV rotors for high temperature applications
US5688108A (en) * 1995-08-01 1997-11-18 Allison Engine Company, Inc. High temperature rotor blade attachment
WO1997005984A1 (en) * 1995-08-07 1997-02-20 Westinghouse Electric Corporation High chromium content welding material to improve resistance of corrosion
US5680424A (en) * 1996-02-28 1997-10-21 Westinghouse Electric Corporation PWR radial reflector
US5746579A (en) * 1996-12-27 1998-05-05 Westinghouse Electric Corporation Stress corrosion resistant rims and discs for steam turbine rotors device and method
US6022194A (en) * 1997-06-18 2000-02-08 Siemens Westinghouse Power Corporation Linear priction welding of steeples and device thereof
US5945013A (en) * 1997-08-12 1999-08-31 Elliott Turbomachinery Co., Inc. Method of welding
US6118098A (en) * 1997-10-10 2000-09-12 Siemens Westinghouse Power Corporation Turbine rotor modernization and repair method
DE10112062A1 (de) * 2001-03-14 2002-09-19 Alstom Switzerland Ltd Verfahren zum Zusammenschweißen zweier thermisch unterschiedlich belasteter Teile sowie nach einem solchen Verfahren hergestellte Turbomaschine
GB2383336B (en) * 2001-12-21 2005-08-31 Alstom Rotor and method for welding an element of a rotor
JP2004181480A (ja) * 2002-12-02 2004-07-02 Mitsubishi Heavy Ind Ltd タービン用ロータの補修方法
US8266800B2 (en) * 2003-09-10 2012-09-18 Siemens Energy, Inc. Repair of nickel-based alloy turbine disk
DE102004024299A1 (de) * 2004-05-15 2005-12-01 Alstom Technology Ltd Geschweisstes Bauteil
US7591057B2 (en) * 2005-04-12 2009-09-22 General Electric Company Method of repairing spline and seal teeth of a mated component
US7687151B2 (en) * 2005-04-12 2010-03-30 General Electric Company Overlay for repairing spline and seal teeth of a mated component
FR2931714B1 (fr) * 2008-05-30 2010-06-25 Snecma Construction d'une partie d'une piece metallique par le procede mig avec courant et fil pulses
US8408011B2 (en) 2009-04-30 2013-04-02 Pratt & Whitney Canada Corp. Structural reinforcement strut for gas turbine case
CN102322297B (zh) * 2011-05-27 2014-07-02 上海电气电站设备有限公司 耐腐蚀核电汽轮机转子及其加工方法
US8961144B2 (en) 2011-06-30 2015-02-24 General Electric Company Turbine disk preform, welded turbine rotor made therewith and methods of making the same
CN102423844A (zh) * 2011-09-05 2012-04-25 广州市天河区金棠表面工程技术有限公司 汽泵再循环调节门门芯、门座、门杆强化工艺
US10539191B2 (en) * 2011-11-16 2020-01-21 List Technology Ag Process for connecting functional elements to a shaft
EP2669472A1 (de) * 2012-06-01 2013-12-04 Siemens Aktiengesellschaft Rotor für eine Strömungsmaschine, Strömungsmaschine und Dampfturbine
US20140151481A1 (en) * 2012-12-03 2014-06-05 Basf Se Process for Connecting Functional Elements to a Shelf
US10500672B2 (en) * 2015-02-04 2019-12-10 Fisher Controls International Llc Methods and apparatus for welding work pieces having dissimilar compositions
EP3517237A1 (en) * 2018-01-30 2019-07-31 General Electric Company Repair of gas turbine diaphragm

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3590454A (en) * 1969-03-03 1971-07-06 Us Air Force Turbine assembly fabrication
US4152816A (en) * 1977-06-06 1979-05-08 General Motors Corporation Method of manufacturing a hybrid turbine rotor
US4224360A (en) * 1978-02-09 1980-09-23 The Japan Steel Works, Inc. Method of welding for exfoliation prevention of stainless steel weld-overlay
US4633554A (en) * 1985-08-08 1987-01-06 Westinghouse Electric Corp. Method for repairing a steam turbine or generator rotor
US4814236A (en) * 1987-06-22 1989-03-21 Westinghouse Electric Corp. Hardsurfaced power-generating turbine components and method of hardsurfacing metal substrates using a buttering layer

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2440069A (en) * 1944-08-26 1948-04-20 Gen Electric High-temperature elastic fluid turbine
JPS57165603A (en) * 1981-04-03 1982-10-12 Hitachi Ltd Rotor shaft for steam turbine
DE3521664A1 (de) * 1985-06-18 1986-12-18 BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau Verfahren zur befestigung von schaufeln auf dem umfang des rotorkoerpers einer dampfturbine
JPS62113804A (ja) * 1985-11-13 1987-05-25 Toshiba Corp 蒸気タ−ビン
US4903888A (en) * 1988-05-05 1990-02-27 Westinghouse Electric Corp. Turbine system having more failure resistant rotors and repair welding of low alloy ferrous turbine components by controlled weld build-up

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3590454A (en) * 1969-03-03 1971-07-06 Us Air Force Turbine assembly fabrication
US4152816A (en) * 1977-06-06 1979-05-08 General Motors Corporation Method of manufacturing a hybrid turbine rotor
US4224360A (en) * 1978-02-09 1980-09-23 The Japan Steel Works, Inc. Method of welding for exfoliation prevention of stainless steel weld-overlay
US4633554A (en) * 1985-08-08 1987-01-06 Westinghouse Electric Corp. Method for repairing a steam turbine or generator rotor
US4814236A (en) * 1987-06-22 1989-03-21 Westinghouse Electric Corp. Hardsurfaced power-generating turbine components and method of hardsurfacing metal substrates using a buttering layer

Also Published As

Publication number Publication date
DE4126443A1 (de) 1992-02-20
ITMI912069A0 (it) 1991-07-26
US5024582A (en) 1991-06-18
DE4126443C2 (de) 1999-12-09
CA2049091A1 (en) 1992-02-15
JPH04231177A (ja) 1992-08-20
ITMI912069A1 (it) 1992-02-15
KR100243550B1 (ko) 2000-03-02
IT1251113B (it) 1995-05-04
KR920004695A (ko) 1992-03-28
CA2049091C (en) 2002-02-05
ES2049581B1 (es) 1994-11-01

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