ITMI20042483A1 - Turbina a vapore - Google Patents

Turbina a vapore

Info

Publication number
ITMI20042483A1
ITMI20042483A1 IT002483A ITMI20042483A ITMI20042483A1 IT MI20042483 A1 ITMI20042483 A1 IT MI20042483A1 IT 002483 A IT002483 A IT 002483A IT MI20042483 A ITMI20042483 A IT MI20042483A IT MI20042483 A1 ITMI20042483 A1 IT MI20042483A1
Authority
IT
Italy
Prior art keywords
steam turbine
turbine
steam
Prior art date
Application number
IT002483A
Other languages
English (en)
Inventor
Maria Pilar Amoroso
Paolo Bendinelli
Carlo Cortese
Vincenzo Vecchiarino
Original Assignee
Nuovo Pignone Spa
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 Nuovo Pignone Spa filed Critical Nuovo Pignone Spa
Priority to IT002483A priority Critical patent/ITMI20042483A1/it
Publication of ITMI20042483A1 publication Critical patent/ITMI20042483A1/it
Priority to US11/311,407 priority patent/US7553555B2/en
Priority to EP05257845.7A priority patent/EP1691036B1/en
Priority to CNA2005101358471A priority patent/CN1831298A/zh
Priority to CN201110461889XA priority patent/CN102518475A/zh

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/03—Alloys based on nickel or cobalt based on nickel
    • C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
    • C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
    • C22C19/055—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being at least 20% but less than 30%
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/03—Alloys based on nickel or cobalt based on nickel
    • C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
    • C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
    • C22C19/056—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being at least 10% but less than 20%
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • 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
    • F01D5/12—Blades
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C1/00—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C1/00—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid
    • F02C1/04—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid the working fluid being heated indirectly
    • F02C1/05—Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid the working fluid being heated indirectly characterised by the type or source of heat, e.g. using nuclear or solar energy
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/04—Heavy metals
    • F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
    • F05C2201/0466—Nickel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/10—Metals, alloys or intermetallic compounds
    • F05D2300/13—Refractory metals, i.e. Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, W
    • F05D2300/131—Molybdenum
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12806—Refractory [Group IVB, VB, or VIB] metal-base component
    • Y10T428/12826—Group VIB metal-base component
    • Y10T428/12847—Cr-base component
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12861—Group VIII or IB metal-base component
    • Y10T428/12944—Ni-base component

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Combustion & Propulsion (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IT002483A 2004-12-23 2004-12-23 Turbina a vapore ITMI20042483A1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT002483A ITMI20042483A1 (it) 2004-12-23 2004-12-23 Turbina a vapore
US11/311,407 US7553555B2 (en) 2004-12-23 2005-12-20 Vapour turbine
EP05257845.7A EP1691036B1 (en) 2004-12-23 2005-12-20 Vapour turbine
CNA2005101358471A CN1831298A (zh) 2004-12-23 2005-12-23 蒸汽涡轮机
CN201110461889XA CN102518475A (zh) 2004-12-23 2005-12-23 蒸汽涡轮机

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT002483A ITMI20042483A1 (it) 2004-12-23 2004-12-23 Turbina a vapore

Publications (1)

Publication Number Publication Date
ITMI20042483A1 true ITMI20042483A1 (it) 2005-03-23

Family

ID=36592952

Family Applications (1)

Application Number Title Priority Date Filing Date
IT002483A ITMI20042483A1 (it) 2004-12-23 2004-12-23 Turbina a vapore

Country Status (4)

Country Link
US (1) US7553555B2 (it)
EP (1) EP1691036B1 (it)
CN (2) CN102518475A (it)
IT (1) ITMI20042483A1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20042481A1 (it) * 2004-12-23 2005-03-23 Nuovo Pignone Spa Turbina a vapore
EP2115273A1 (en) * 2007-01-04 2009-11-11 Ansaldo Energia S.P.A. "highly corrosion-resistant fixed blade assembly for a steam turbine, in particular a geothermal impulse turbine"
US9528171B2 (en) 2014-09-16 2016-12-27 Caterpillar Inc. Alloy for seal ring, seal ring, and method of making seal ring for seal assembly of machine

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB583845A (en) * 1941-12-17 1947-01-01 Mond Nickel Co Ltd Improvements relating to articles or parts made from heat-resisting alloys
GB770909A (en) * 1954-06-18 1957-03-27 Rolls Royce Alloys for gas-turbine engines
US3310440A (en) * 1964-10-21 1967-03-21 United Aircraft Corp Heat treatment of nickel base alloys
FR1458768A (fr) * 1964-10-21 1966-03-04 United Aircraft Corp Traitement thermique d'alliages
JPS5662943A (en) * 1979-10-26 1981-05-29 Hitachi Ltd Gas turbine nozzle material
US4496635A (en) * 1980-04-09 1985-01-29 The United States Of America As Represented By The United States Department Of Energy Amorphous metal alloy and composite
JPS5732348A (en) * 1980-08-01 1982-02-22 Hitachi Ltd Nozzle for gas turbine and its heat treatment
JPS5845345A (ja) * 1981-09-11 1983-03-16 Hitachi Ltd 耐熱疲労性の優れたガスタ−ビン用ノズル
JPS6187841A (ja) * 1985-10-18 1986-05-06 Hitachi Ltd ガスタービン用ノズル
US4877461A (en) * 1988-09-09 1989-10-31 Inco Alloys International, Inc. Nickel-base alloy
US5480283A (en) * 1991-10-24 1996-01-02 Hitachi, Ltd. Gas turbine and gas turbine nozzle
JPH07278780A (ja) * 1994-04-13 1995-10-24 Toshiba Corp 地熱蒸気タービン用材料及びその溶射材料
WO1997038144A1 (en) * 1996-04-10 1997-10-16 The Penn State Research Foundation Improved superalloys with improved oxidation resistance and weldability
US5823745A (en) * 1996-08-01 1998-10-20 General Electric Co. Method of repairing a steam turbine rotor
US5858558A (en) * 1996-10-30 1999-01-12 General Electric Company Nickel-base sigma-gamma in-situ intermetallic matrix composite
JP3559681B2 (ja) * 1997-05-14 2004-09-02 株式会社日立製作所 蒸気タービン翼およびその製造方法
WO2000003053A1 (en) * 1998-07-09 2000-01-20 Inco Alloys International, Inc. Heat treatment for nickel-base alloys
US6354799B1 (en) * 1999-10-04 2002-03-12 General Electric Company Superalloy weld composition and repaired turbine engine component
JP4509664B2 (ja) * 2003-07-30 2010-07-21 株式会社東芝 蒸気タービン発電設備
ITMI20042482A1 (it) * 2004-12-23 2005-03-23 Nuovo Pignone Spa Turbina a vapore
ITMI20042481A1 (it) * 2004-12-23 2005-03-23 Nuovo Pignone Spa Turbina a vapore
ITMI20042488A1 (it) * 2004-12-23 2005-03-23 Nuovo Pignone Spa Turbina a vapore

Also Published As

Publication number Publication date
CN1831298A (zh) 2006-09-13
EP1691036B1 (en) 2016-06-29
CN102518475A (zh) 2012-06-27
EP1691036A1 (en) 2006-08-16
US20060140774A1 (en) 2006-06-29
US7553555B2 (en) 2009-06-30

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