PL3060758T3 - Sposób wytwarzania stopnia turbiny parowej - Google Patents

Sposób wytwarzania stopnia turbiny parowej

Info

Publication number
PL3060758T3
PL3060758T3 PL14786875.6T PL14786875T PL3060758T3 PL 3060758 T3 PL3060758 T3 PL 3060758T3 PL 14786875 T PL14786875 T PL 14786875T PL 3060758 T3 PL3060758 T3 PL 3060758T3
Authority
PL
Poland
Prior art keywords
stage
manufacturing
steam turbine
turbine
steam
Prior art date
Application number
PL14786875.6T
Other languages
English (en)
Inventor
Giacomo Bencini
Marco Grilli
Lorenzo Cosi
Original Assignee
Nuovo Pignone Tecnologie - S.R.L.
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 Tecnologie - S.R.L. filed Critical Nuovo Pignone Tecnologie - S.R.L.
Publication of PL3060758T3 publication Critical patent/PL3060758T3/pl

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
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • 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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3069—Fixing blades to rotors; Blade roots ; Blade spacers between two discs or rings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C3/00—Milling particular work; Special milling operations; Machines therefor
    • B23C3/16—Working surfaces curved in two directions
    • B23C3/18—Working surfaces curved in two directions for shaping screw-propellers, turbine blades, or impellers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
    • B23H9/14—Making holes
    • 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
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • 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
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/32—Collecting of condensation water; Drainage ; Removing solid particles
    • 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
    • F01D5/021—Blade-carrying members, e.g. rotors for flow machines or engines with only one axial stage
    • 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
    • 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
    • F01D5/14—Form or construction
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
    • 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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
    • F01D5/303—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot
    • F01D5/3038—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot the slot having inwardly directed abutment faces on both sides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2215/00—Details of workpieces
    • B23C2215/44—Turbine blades
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/31—Application in turbines in steam turbines
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/10—Manufacture by removing material
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/10—Manufacture by removing material
    • F05D2230/12—Manufacture by removing material by spark erosion methods
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/50—Building or constructing in particular ways
    • F05D2230/51—Building or constructing in particular ways in a modular way, e.g. using several identical or complementary parts or features
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/50—Building or constructing in particular ways
    • F05D2230/53—Building or constructing in particular ways by integrally manufacturing a component, e.g. by milling from a billet or one piece construction
    • 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
    • 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
    • F05D2300/40—Organic materials
    • F05D2300/43—Synthetic polymers, e.g. plastics; Rubber
    • F05D2300/431—Rubber

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
PL14786875.6T 2013-10-23 2014-10-20 Sposób wytwarzania stopnia turbiny parowej PL3060758T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT000051A ITCO20130051A1 (it) 2013-10-23 2013-10-23 Metodo per la produzione di uno stadio di una turbina a vapore
PCT/EP2014/072405 WO2015059078A1 (en) 2013-10-23 2014-10-20 Method for manufacturing a stage of a steam turbine

Publications (1)

Publication Number Publication Date
PL3060758T3 true PL3060758T3 (pl) 2024-02-19

Family

ID=49920414

Family Applications (1)

Application Number Title Priority Date Filing Date
PL14786875.6T PL3060758T3 (pl) 2013-10-23 2014-10-20 Sposób wytwarzania stopnia turbiny parowej

Country Status (10)

Country Link
US (1) US11333029B2 (pl)
EP (1) EP3060758B1 (pl)
JP (1) JP6511047B2 (pl)
KR (1) KR102250459B1 (pl)
CN (1) CN105829650B (pl)
BR (1) BR112016007481B1 (pl)
IT (1) ITCO20130051A1 (pl)
MX (1) MX2016005347A (pl)
PL (1) PL3060758T3 (pl)
WO (1) WO2015059078A1 (pl)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9607624B2 (en) 2013-03-29 2017-03-28 Apple Inc. Metadata driven dynamic range control
US11079309B2 (en) 2013-07-26 2021-08-03 Corning Incorporated Strengthened glass articles having improved survivability
US10118858B2 (en) 2014-02-24 2018-11-06 Corning Incorporated Strengthened glass with deep depth of compression
TWI852054B (zh) 2014-06-19 2024-08-11 美商康寧公司 無易碎應力分布曲線的玻璃
KR102584492B1 (ko) 2014-10-08 2023-10-04 코닝 인코포레이티드 금속 산화물 농도 구배를 포함한 유리 및 유리 세라믹
US10150698B2 (en) 2014-10-31 2018-12-11 Corning Incorporated Strengthened glass with ultra deep depth of compression
EP4011843A3 (en) 2014-11-04 2022-06-29 Corning Incorporated Deep non-frangible stress profiles and methods of making
DK3386930T3 (da) 2015-12-11 2021-07-26 Corning Inc Fusionsformbare, glasbaserede artikler indbefattende en metaloxidkoncentrationsgradient
EP3904302A1 (en) 2016-04-08 2021-11-03 Corning Incorporated Glass-based articles including a metal oxide concentration gradient
KR102962602B1 (ko) 2016-04-08 2026-05-08 코닝 인코포레이티드 두 영역을 포함하는 응력 프로파일을 포함하는 유리-계 물품, 및 제조 방법

Family Cites Families (22)

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Publication number Priority date Publication date Assignee Title
US2527285A (en) * 1947-03-18 1950-10-24 Bristol Aeroplane Co Ltd Grinding, milling, or the like machine for producing parts of complex shape, more particularly the blades of axial compressors or turbines
US3881842A (en) * 1973-04-10 1975-05-06 Jury Fedorovich Kosyak Diaphragm for steam turbine stage
JPS5632005A (en) * 1979-08-24 1981-04-01 Hitachi Ltd Steam turbine nozzle diaphragm
JPH02267301A (ja) 1989-04-10 1990-11-01 Hitachi Ltd 蒸気タービン静翼
DE19715966A1 (de) 1997-04-17 1998-10-29 Carsten Binder Leitschaufel für Dampfturbinen
JP2001152807A (ja) 1999-11-25 2001-06-05 Hitachi Ltd 蒸気タービン静翼
JP4690588B2 (ja) 2001-06-19 2011-06-01 三菱重工業株式会社 静翼の着脱用治具
GB2420162A (en) * 2004-11-16 2006-05-17 Cross Mfg Company A seal arrangement for sealing between turbine blades
GB2424454A (en) 2005-03-24 2006-09-27 Alstom Technology Ltd Water extracting turbine stator blade
JP4931507B2 (ja) * 2005-07-26 2012-05-16 スネクマ 壁内に形成された冷却流路
JP4559951B2 (ja) 2005-10-25 2010-10-13 株式会社東芝 蒸気タービンノズル及び蒸気タービン
EP1881163B1 (en) * 2006-07-18 2008-10-29 Industria de Turbo Propulsores S.A. Highly slenderness rotor
US8506256B1 (en) * 2007-01-19 2013-08-13 Florida Turbine Technologies, Inc. Thin walled turbine blade and process for making the blade
KR20090087930A (ko) 2007-06-22 2009-08-18 미츠비시 쥬고교 가부시키가이샤 정익환 및 이것을 사용한 축류 압축기
JP2009047142A (ja) 2007-08-23 2009-03-05 Mitsubishi Heavy Ind Ltd タービンおよびこれを用いたガスタービン
JP2009203948A (ja) 2008-02-29 2009-09-10 Hitachi Ltd シール装置，シール方法及びシール装置を有するガスタービン
JP5254774B2 (ja) 2008-12-22 2013-08-07 三菱重工業株式会社 熱機関の流体シール構造
US8056227B2 (en) * 2009-02-06 2011-11-15 General Electric Company Turbine blade having material block and related method
EP2282014A1 (de) * 2009-06-23 2011-02-09 Siemens Aktiengesellschaft Rinförmiger Strömungskanalabschnitt für eine Turbomaschine
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ITCO20110060A1 (it) * 2011-12-12 2013-06-13 Nuovo Pignone Spa Turbina a vapore, paletta e metodo
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Also Published As

Publication number Publication date
BR112016007481B1 (pt) 2023-09-26
WO2015059078A1 (en) 2015-04-30
JP6511047B2 (ja) 2019-05-08
JP2017502188A (ja) 2017-01-19
KR102250459B1 (ko) 2021-05-13
ITCO20130051A1 (it) 2015-04-24
CN105829650A (zh) 2016-08-03
US11333029B2 (en) 2022-05-17
US20160265368A1 (en) 2016-09-15
MX2016005347A (es) 2016-08-03
EP3060758A1 (en) 2016-08-31
KR20160074553A (ko) 2016-06-28
EP3060758B1 (en) 2023-10-11
CN105829650B (zh) 2018-11-09
BR112016007481A2 (pt) 2017-08-01

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