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
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.
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)
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)
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)
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 |
-
1990
- 1990-08-14 US US07/567,032 patent/US5024582A/en not_active Expired - Lifetime
-
1991
- 1991-07-26 IT ITMI912069A patent/IT1251113B/it active IP Right Grant
- 1991-08-09 DE DE4126443A patent/DE4126443C2/de not_active Expired - Lifetime
- 1991-08-13 KR KR1019910013965A patent/KR100243550B1/ko not_active IP Right Cessation
- 1991-08-13 CA CA002049091A patent/CA2049091C/en not_active Expired - Lifetime
- 1991-08-13 ES ES09101878A patent/ES2049581B1/es not_active Expired - Lifetime
- 1991-08-14 JP JP3204147A patent/JPH04231177A/ja active Pending
Patent Citations (5)
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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