EP2664746A3 - Systeme und Verfahren zur Abstandsanpassung in Turbinen - Google Patents

Systeme und Verfahren zur Abstandsanpassung in Turbinen Download PDF

Info

Publication number
EP2664746A3
EP2664746A3 EP13167183.6A EP13167183A EP2664746A3 EP 2664746 A3 EP2664746 A3 EP 2664746A3 EP 13167183 A EP13167183 A EP 13167183A EP 2664746 A3 EP2664746 A3 EP 2664746A3
Authority
EP
European Patent Office
Prior art keywords
turbine
methods
thermoelectric element
systems
turbines
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.)
Withdrawn
Application number
EP13167183.6A
Other languages
English (en)
French (fr)
Other versions
EP2664746A2 (de
Inventor
Rahul J. Chillar
Adil Ansari
Ezio PENA
Nicolas Antoine
Jean-louis VIGNOLO
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.)
General Electric Co
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
Priority claimed from US13/473,095 external-priority patent/US9151176B2/en
Application filed by General Electric Co filed Critical General Electric Co
Publication of EP2664746A2 publication Critical patent/EP2664746A2/de
Publication of EP2664746A3 publication Critical patent/EP2664746A3/de
Withdrawn legal-status Critical Current

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
    • 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
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/20—Actively adjusting tip-clearance
    • F01D11/24—Actively adjusting tip-clearance by selectively cooling-heating stator or rotor components
    • 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
    • F05D2240/20—Rotors
    • F05D2240/24—Rotors for 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
    • F05D2270/00—Control
    • F05D2270/40—Type of control system
    • F05D2270/44—Type of control system active, predictive, or anticipative

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
EP13167183.6A 2012-05-16 2013-05-09 Systeme und Verfahren zur Abstandsanpassung in Turbinen Withdrawn EP2664746A3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/473,095 US9151176B2 (en) 2011-11-22 2012-05-16 Systems and methods for adjusting clearances in turbines

Publications (2)

Publication Number Publication Date
EP2664746A2 EP2664746A2 (de) 2013-11-20
EP2664746A3 true EP2664746A3 (de) 2014-04-23

Family

ID=48446084

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13167183.6A Withdrawn EP2664746A3 (de) 2012-05-16 2013-05-09 Systeme und Verfahren zur Abstandsanpassung in Turbinen

Country Status (4)

Country Link
EP (1) EP2664746A3 (de)
JP (1) JP6126453B2 (de)
CN (1) CN103422914B (de)
RU (1) RU2648196C2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013141937A1 (en) 2011-12-30 2013-09-26 Rolls-Royce North American Technologies, Inc. Gas turbine engine tip clearance control
US9707645B2 (en) * 2014-01-09 2017-07-18 General Electric Company Systems, methods, and apparatus for locating and drilling closed holes of a turbine component
FR3073007B1 (fr) * 2017-10-27 2019-09-27 Safran Aircraft Engines Dispositif de maintien d'un tube de refroidissement pour carter de turbomachine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080069683A1 (en) * 2006-09-15 2008-03-20 Tagir Nigmatulin Methods and systems for controlling gas turbine clearance
EP2372105A2 (de) * 2010-03-17 2011-10-05 Rolls-Royce plc Spitzenspielkontrolle bei einer Rotorschaufel
EP2597268A2 (de) * 2011-11-22 2013-05-29 General Electric Company Systeme und Verfahren zur Laufspalteinstellung bei einer Turbine

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU576463A1 (ru) * 1976-01-14 1977-10-15 Предприятие П/Я М-5356 Торцовое уплотнение
IT1137783B (it) * 1981-08-03 1986-09-10 Nuovo Pignone Spa Scabiatore di calore integrato con la cassa statorica di una turbina a gas
JP2000345862A (ja) * 1999-06-04 2000-12-12 Hitachi Ltd ガスタービン・減速機一体型回転駆動装置
JP3781635B2 (ja) * 2001-05-15 2006-05-31 株式会社荏原製作所 ガスタービン装置
FR2828908B1 (fr) * 2001-08-23 2004-01-30 Snecma Moteurs Controle des jeux de turbine haute pression
JP4149392B2 (ja) * 2004-03-01 2008-09-10 株式会社日立製作所 ガスタービン設備の換気システム及び換気方法
FR2890685B1 (fr) * 2005-09-14 2007-12-14 Snecma Pilotage de jeu au sommet d'aubes de rotor de turbine haute pression dans une turbomachine
DE102006012977A1 (de) * 2006-03-21 2007-10-11 Siemens Ag Wärmedämmschicht-System, insbesondere für Turbinen
JP4929004B2 (ja) * 2007-03-23 2012-05-09 三菱重工業株式会社 ガスタービン発電システム
US8152446B2 (en) * 2007-08-23 2012-04-10 General Electric Company Apparatus and method for reducing eccentricity and out-of-roundness in turbines
JP5185762B2 (ja) * 2008-10-08 2013-04-17 三菱重工業株式会社 ガスタービン及びその起動時運転方法
FR2943717B1 (fr) * 2009-03-27 2016-02-19 Snecma Stator de compresseur ou turbine de turbomachine permettant un controle du jeu en sommet d'aubes d'un rotor en regard
FR2949808B1 (fr) * 2009-09-08 2011-09-09 Snecma Pilotage des jeux en sommet d'aubes dans une turbomachine
JP5550461B2 (ja) * 2010-06-16 2014-07-16 三菱重工業株式会社 ガスタービンコンバインドサイクルプラント及びガスタービンコンバインドサイクルプラントのパージ方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080069683A1 (en) * 2006-09-15 2008-03-20 Tagir Nigmatulin Methods and systems for controlling gas turbine clearance
EP2372105A2 (de) * 2010-03-17 2011-10-05 Rolls-Royce plc Spitzenspielkontrolle bei einer Rotorschaufel
EP2597268A2 (de) * 2011-11-22 2013-05-29 General Electric Company Systeme und Verfahren zur Laufspalteinstellung bei einer Turbine

Also Published As

Publication number Publication date
RU2013122075A (ru) 2014-11-20
JP6126453B2 (ja) 2017-05-10
CN103422914A (zh) 2013-12-04
EP2664746A2 (de) 2013-11-20
CN103422914B (zh) 2016-07-06
RU2648196C2 (ru) 2018-03-22
JP2013238230A (ja) 2013-11-28

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