DE102014117263A1 - Dampfturbine und Verfahren zur Montage derselben - Google Patents

Dampfturbine und Verfahren zur Montage derselben Download PDF

Info

Publication number
DE102014117263A1
DE102014117263A1 DE102014117263.9A DE102014117263A DE102014117263A1 DE 102014117263 A1 DE102014117263 A1 DE 102014117263A1 DE 102014117263 A DE102014117263 A DE 102014117263A DE 102014117263 A1 DE102014117263 A1 DE 102014117263A1
Authority
DE
Germany
Prior art keywords
flow path
vapor stream
steam
rotor
foot
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.)
Pending
Application number
DE102014117263.9A
Other languages
German (de)
English (en)
Inventor
Sacheverel Quentin Eldrid
Thomas Joseph Farineau
Michael Earl Montgomery
Timothy Scott McMurray
Xiaoqing Zheng
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.)
GE Vernova GmbH
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of DE102014117263A1 publication Critical patent/DE102014117263A1/de
Pending legal-status Critical Current

Links

Images

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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • 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
    • F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
    • F01D1/02—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines
    • 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
    • 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
    • F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
    • F01D1/02—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines
    • F01D1/023—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines the working-fluid being divided into several separate flows ; several separate fluid flows being united in a single flow; the machine or engine having provision for two or more different possible fluid flow paths
    • 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
    • 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
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade 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
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
    • 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
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • 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
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • 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
    • F01D9/00—Stators
    • F01D9/06—Fluid supply conduits to nozzles or the like
    • 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
    • F05D2230/60—Assembly 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
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
    • 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
    • Y10T29/49323—Assembling fluid flow directing devices, e.g., stators, diaphragms, nozzles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE102014117263.9A 2013-12-06 2014-11-25 Dampfturbine und Verfahren zur Montage derselben Pending DE102014117263A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/098,997 2013-12-06
US14/098,997 US9702261B2 (en) 2013-12-06 2013-12-06 Steam turbine and methods of assembling the same

Publications (1)

Publication Number Publication Date
DE102014117263A1 true DE102014117263A1 (de) 2015-06-11

Family

ID=53185425

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102014117263.9A Pending DE102014117263A1 (de) 2013-12-06 2014-11-25 Dampfturbine und Verfahren zur Montage derselben

Country Status (6)

Country Link
US (2) US9702261B2 (enExample)
JP (1) JP6496534B2 (enExample)
KR (1) KR102323262B1 (enExample)
CN (1) CN104696031B (enExample)
CH (1) CH708987A2 (enExample)
DE (1) DE102014117263A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9702261B2 (en) * 2013-12-06 2017-07-11 General Electric Company Steam turbine and methods of assembling the same
JP6507460B2 (ja) * 2015-08-21 2019-05-08 三菱重工コンプレッサ株式会社 蒸気タービン
DE102016211280A1 (de) * 2016-06-23 2017-12-28 Siemens Aktiengesellschaft Dampfturbine
JP2018091888A (ja) * 2016-11-30 2018-06-14 株式会社エンプラス 光レセプタクル、光モジュールおよび光モジュールの製造方法

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3692429A (en) * 1971-02-01 1972-09-19 Westinghouse Electric Corp Rotor structure and method of broaching the same
FR2404134A1 (fr) * 1977-09-23 1979-04-20 Snecma Rotor pour turbomachines
JPS59134302A (ja) * 1983-01-24 1984-08-02 Toshiba Corp 蒸気タ−ビンの腐蝕防止装置
JPS59130005U (ja) * 1983-02-21 1984-08-31 株式会社東芝 蒸気タ−ビン
DE3310396A1 (de) * 1983-03-18 1984-09-20 Kraftwerk Union AG, 4330 Mülheim Md-dampfturbine in einflutiger bauweise fuer eine hochtemperaturdampfturbinenanlage mit zwischenueberhitzung
JPH0231355U (enExample) * 1988-08-19 1990-02-27
FR2661946B1 (fr) * 1990-05-14 1994-06-10 Alsthom Gec Etage de turbine a action avec pertes secondaires reduites.
US5593273A (en) * 1994-03-28 1997-01-14 General Electric Co. Double flow turbine with axial adjustment and replaceable steam paths and methods of assembly
DE4411616C2 (de) 1994-04-02 2003-04-17 Alstom Verfahren zum Betreiben einer Strömungsmaschine
GB2307520B (en) * 1995-11-14 1999-07-07 Rolls Royce Plc A gas turbine engine
EP0873466B1 (de) 1996-01-11 2002-11-20 Siemens Aktiengesellschaft Turbinenwelle einer dampfturbine mit interner kühlung
DE19617539B4 (de) 1996-05-02 2006-02-09 Alstom Rotor für eine thermische Turbomaschine
DE19620828C1 (de) 1996-05-23 1997-09-04 Siemens Ag Turbinenwelle sowie Verfahren zur Kühlung einer Turbinenwelle
KR20000071653A (ko) 1999-04-15 2000-11-25 제이 엘. 차스킨, 버나드 스나이더, 아더엠. 킹 육상용 가스 터빈 및 가스 터빈의 하나의 단을 냉각시키는방법
US6428270B1 (en) 2000-09-15 2002-08-06 General Electric Company Stage 3 bucket shank bypass holes and related method
US7488153B2 (en) 2002-07-01 2009-02-10 Alstom Technology Ltd. Steam turbine
EP1452688A1 (de) * 2003-02-05 2004-09-01 Siemens Aktiengesellschaft Dampfturbinenrotor sowie Verfahren und Verwendung einer aktiven Kühlung eines Dampfturbinenrotors
CN100406685C (zh) 2003-04-30 2008-07-30 株式会社东芝 中压蒸汽轮机、蒸汽轮机发电厂及其运转方法
US7134841B2 (en) * 2004-11-12 2006-11-14 General Electric Company Device for optimizing and adjustment of steam balance hole area
US20070065273A1 (en) * 2005-09-22 2007-03-22 General Electric Company Methods and apparatus for double flow turbine first stage cooling
US7635250B2 (en) 2006-03-22 2009-12-22 General Electric Company Apparatus and method for controlling leakage in steam turbines
US7540708B2 (en) * 2006-06-30 2009-06-02 General Electric Company Methods and apparatus to facilitate sealing in a turbine
US8096748B2 (en) 2008-05-15 2012-01-17 General Electric Company Apparatus and method for double flow turbine first stage cooling
US8376687B2 (en) * 2009-10-13 2013-02-19 General Electric Company System and method for cooling steam turbine rotors
US8348608B2 (en) * 2009-10-14 2013-01-08 General Electric Company Turbomachine rotor cooling
US20110158819A1 (en) 2009-12-30 2011-06-30 General Electric Company Internal reaction steam turbine cooling arrangement
US8967957B2 (en) 2011-11-03 2015-03-03 General Electric Company Rotating airfoil component of a turbomachine
US9702261B2 (en) * 2013-12-06 2017-07-11 General Electric Company Steam turbine and methods of assembling the same

Also Published As

Publication number Publication date
CH708987A2 (de) 2015-06-15
US9702261B2 (en) 2017-07-11
US20170218786A1 (en) 2017-08-03
KR20150066478A (ko) 2015-06-16
US20150159497A1 (en) 2015-06-11
CN104696031B (zh) 2017-12-19
JP6496534B2 (ja) 2019-04-03
JP2015113835A (ja) 2015-06-22
CN104696031A (zh) 2015-06-10
US10774667B2 (en) 2020-09-15
KR102323262B1 (ko) 2021-11-09

Similar Documents

Publication Publication Date Title
EP2596213B1 (de) Dampfturbine mit einer internen kühlung
DE102015101156A1 (de) Laufschaufel mit hoher Sehnenlänge, zwei Teilspannweiten-Dämpferelementen und gekrümmtem Schwalbenschwanz
WO2006015923A1 (de) Dampfturbine und verfahren zum betrieb einer dampfturbine
EP3307988A1 (de) Rotorkühlung für eine dampfturbine
EP3064706A1 (de) Leitschaufelreihe für eine axial durchströmte Strömungsmaschine
EP2718545B1 (de) Dampfturbine umfassend einen schubausgleichskolben
EP0122872A1 (de) MD-Dampfturbine in einflutiger Bauweise für eine Hochtemperaturdampfturbinenanlage mit Zwischenüb erhitzung
DE102014117263A1 (de) Dampfturbine und Verfahren zur Montage derselben
EP2342425A1 (de) Gasturbine mit sicherungsplatte zwischen schaufelfuss und scheibe
DE102014119426A1 (de) Dampfturbine und Verfahren zur Montage derselben
CH701999A2 (de) Dampfturbine mit Kühlung der Dampfturbinenlaufräder.
WO2001016467A1 (de) Turbine sowie verfahren zur abführung von leckfluid
EP2823154B1 (de) Kühlmittelüberbrückungsleitung, zugehörige turbinenschaufel, gasturbine und kraftwerksanlage
CH709047A2 (de) Turbinenschaufel und Verfahren zur Kühlung einer Turbinenschaufel einer Gasturbine.
CH707648A2 (de) Turbinenschaufel mit einem Schaufelbasisteil sowie Turbine.
WO2016026880A1 (de) Dampfturbine und verfahren zum betrieb einer dampfturbine
DE102014118697B4 (de) Turbinenleitapparat und Verfahren zum Kühlen eines Turbinenleitapparats einer Gasturbine
EP2310633B1 (de) Verminderung der thermischen belastung eines aussengehäuses für eine strömungsmaschine
CH708980A2 (de) Axial orientiertes Dichtungssystem für eine radiale Spitze eines Turbinenbauteils.
DE102013109844A1 (de) Verfahren zur Umfangsausrichtung einer Turbine durch Umgestalten der abströmseitigen Schaufelblätter der Turbine
EP3183426B1 (de) Kontrollierte kühlung von turbinenwellen
EP2859192B1 (de) Einströmsegment für eine strömungsmaschine
EP2119878A1 (de) Dampfturbine mit geteiltem Innengehäuse
EP2513432B1 (de) Dampfturbine in dreischaliger Bauweise
WO2012107140A1 (de) Dampfturbine in dreischaliger bauweise

Legal Events

Date Code Title Description
R012 Request for examination validly filed
R081 Change of applicant/patentee

Owner name: GENERAL ELECTRIC TECHNOLOGY GMBH, CH

Free format text: FORMER OWNER: GENERAL ELECTRIC COMPANY, SCHENECTADY, N.Y., US

R016 Response to examination communication