RU2011113993A - Турбина, турбинный двигатель и паротурбинный двигатель - Google Patents

Турбина, турбинный двигатель и паротурбинный двигатель Download PDF

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Publication number
RU2011113993A
RU2011113993A RU2011113993/06A RU2011113993A RU2011113993A RU 2011113993 A RU2011113993 A RU 2011113993A RU 2011113993/06 A RU2011113993/06 A RU 2011113993/06A RU 2011113993 A RU2011113993 A RU 2011113993A RU 2011113993 A RU2011113993 A RU 2011113993A
Authority
RU
Russia
Prior art keywords
turbine
stage
upstream
rotor
turbine according
Prior art date
Application number
RU2011113993/06A
Other languages
English (en)
Russian (ru)
Inventor
Анантха Падманабхан БХАГАВАТХЕЕСВАРАН (IN)
Анантха Падманабхан БХАГАВАТХЕЕСВАРАН
Рохит ПРУТХИ (IN)
Рохит ПРУТХИ
Original Assignee
Дженерал Электрик Компани (US)
Дженерал Электрик Компани
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 Дженерал Электрик Компани (US), Дженерал Электрик Компани filed Critical Дженерал Электрик Компани (US)
Publication of RU2011113993A publication Critical patent/RU2011113993A/ru

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
    • F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
    • F01D5/066—Connecting means for joining rotor-discs or rotor-elements together, e.g. by a central bolt, by clamps
    • 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
    • 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
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • F01D5/084—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades the fluid circulating at the periphery of a multistage rotor, e.g. of drum type
    • 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
    • F01D9/065—Fluid supply or removal conduits traversing the working fluid flow, e.g. for lubrication-, cooling-, or sealing fluids
    • 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
    • F05D2220/00—Application
    • F05D2220/70—Application in combination with
    • F05D2220/72—Application in combination with a steam turbine
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/232—Heat transfer, e.g. cooling characterized by the cooling medium
    • F05D2260/2322—Heat transfer, e.g. cooling characterized by the cooling medium steam

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
RU2011113993/06A 2010-04-14 2011-04-12 Турбина, турбинный двигатель и паротурбинный двигатель RU2011113993A (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/759,811 2010-04-14
US12/759,811 US8376689B2 (en) 2010-04-14 2010-04-14 Turbine engine spacer

Publications (1)

Publication Number Publication Date
RU2011113993A true RU2011113993A (ru) 2012-10-20

Family

ID=44244833

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2011113993/06A RU2011113993A (ru) 2010-04-14 2011-04-12 Турбина, турбинный двигатель и паротурбинный двигатель

Country Status (4)

Country Link
US (1) US8376689B2 (enExample)
EP (1) EP2378070B1 (enExample)
JP (1) JP5276689B2 (enExample)
RU (1) RU2011113993A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2678865C2 (ru) * 2014-12-04 2019-02-04 Сименс Акциенгезелльшафт Ротор, осевой компрессор, способ монтажа

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8992168B2 (en) * 2011-10-28 2015-03-31 United Technologies Corporation Rotating vane seal with cooling air passages
US8961132B2 (en) * 2011-10-28 2015-02-24 United Technologies Corporation Secondary flow arrangement for slotted rotor
US9528376B2 (en) * 2012-09-13 2016-12-27 General Electric Company Compressor fairing segment
US9441639B2 (en) * 2013-05-13 2016-09-13 General Electric Company Compressor rotor heat shield
JP6519479B2 (ja) 2013-11-15 2019-05-29 日本電気株式会社 周波数偏差補償方式および周波数偏差補償方法
US10837288B2 (en) 2014-09-17 2020-11-17 Raytheon Technologies Corporation Secondary flowpath system for a gas turbine engine
BE1023233B1 (fr) * 2015-07-01 2017-01-05 Safran Aero Boosters S.A. Tambour perfore de compresseur de turbomachine axiale

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Publication number Priority date Publication date Assignee Title
JPS52103204U (enExample) * 1976-02-04 1977-08-05
JPS5361501U (enExample) * 1976-10-26 1978-05-25
JPS57168005A (en) * 1981-04-10 1982-10-16 Hitachi Ltd Rotor structue for axial machines
JPS6093101A (ja) * 1983-10-28 1985-05-24 Hitachi Ltd 蒸気タ−ビンのロ−タの温度上昇防止装置
DE3606597C1 (de) * 1986-02-28 1987-02-19 Mtu Muenchen Gmbh Schaufel- und Dichtspaltoptimierungseinrichtung fuer Verdichter von Gasturbinentriebwerken
JP3780608B2 (ja) * 1997-03-19 2006-05-31 株式会社日立製作所 ガスタービン
JP3901828B2 (ja) * 1998-02-17 2007-04-04 三菱重工業株式会社 蒸気冷却ガスタービン
FR2825748B1 (fr) * 2001-06-07 2003-11-07 Snecma Moteurs Agencement de rotor de turbomachine a deux disques aubages separes par une entretoise
US6558118B1 (en) * 2001-11-01 2003-05-06 General Electric Company Bucket dovetail bridge member and method for eliminating thermal bowing of steam turbine rotors
EP1452688A1 (de) * 2003-02-05 2004-09-01 Siemens Aktiengesellschaft Dampfturbinenrotor sowie Verfahren und Verwendung einer aktiven Kühlung eines Dampfturbinenrotors
US7017349B2 (en) * 2003-02-05 2006-03-28 Mitsubishi Heavy Industries, Ltd. Gas turbine and bleeding method thereof
US20070065273A1 (en) * 2005-09-22 2007-03-22 General Electric Company Methods and apparatus for double flow turbine first stage cooling
GB0603030D0 (en) * 2006-02-15 2006-03-29 Rolls Royce Plc Gas turbine engine rotor ventilation arrangement
US8348608B2 (en) * 2009-10-14 2013-01-08 General Electric Company Turbomachine rotor cooling

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2678865C2 (ru) * 2014-12-04 2019-02-04 Сименс Акциенгезелльшафт Ротор, осевой компрессор, способ монтажа
US10830253B2 (en) 2014-12-04 2020-11-10 Siemens Aktiengesellschaft Rotor, axial compressor, installation method

Also Published As

Publication number Publication date
US8376689B2 (en) 2013-02-19
JP5276689B2 (ja) 2013-08-28
EP2378070B1 (en) 2018-07-18
EP2378070A2 (en) 2011-10-19
US20110255977A1 (en) 2011-10-20
JP2011226478A (ja) 2011-11-10
EP2378070A3 (en) 2014-09-24

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Legal Events

Date Code Title Description
FA94 Acknowledgement of application withdrawn (non-payment of fees)

Effective date: 20160418