DE102014115699A1 - Systeme und Verfahren zum Spülen einer hinteren Verbindung eines Laufrades der letzten Stufe - Google Patents

Systeme und Verfahren zum Spülen einer hinteren Verbindung eines Laufrades der letzten Stufe Download PDF

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Publication number
DE102014115699A1
DE102014115699A1 DE201410115699 DE102014115699A DE102014115699A1 DE 102014115699 A1 DE102014115699 A1 DE 102014115699A1 DE 201410115699 DE201410115699 DE 201410115699 DE 102014115699 A DE102014115699 A DE 102014115699A DE 102014115699 A1 DE102014115699 A1 DE 102014115699A1
Authority
DE
Germany
Prior art keywords
turbine
impeller
flow
shaft
rearward
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Withdrawn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
DE201410115699
Other languages
German (de)
English (en)
Inventor
Scott Jacob Huth
Michael James Fedor
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
Application filed by General Electric Co filed Critical General Electric Co
Publication of DE102014115699A1 publication Critical patent/DE102014115699A1/de
Withdrawn legal-status Critical Current

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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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • 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
    • F01D5/082—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades on the side of the rotor disc
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE201410115699 2013-10-30 2014-10-29 Systeme und Verfahren zum Spülen einer hinteren Verbindung eines Laufrades der letzten Stufe Withdrawn DE102014115699A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/067,196 2013-10-30
US14/067,196 US9453427B2 (en) 2013-10-30 2013-10-30 Systems and methods for purging an aft joint of a last stage wheel

Publications (1)

Publication Number Publication Date
DE102014115699A1 true DE102014115699A1 (de) 2015-04-30

Family

ID=52811926

Family Applications (1)

Application Number Title Priority Date Filing Date
DE201410115699 Withdrawn DE102014115699A1 (de) 2013-10-30 2014-10-29 Systeme und Verfahren zum Spülen einer hinteren Verbindung eines Laufrades der letzten Stufe

Country Status (5)

Country Link
US (1) US9453427B2 (https=)
JP (1) JP2015086874A (https=)
CN (1) CN204552833U (https=)
CH (1) CH708794A2 (https=)
DE (1) DE102014115699A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11255267B2 (en) * 2018-10-31 2022-02-22 Raytheon Technologies Corporation Method of cooling a gas turbine and apparatus

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB987839A (en) 1963-12-04 1965-03-31 Rolls Royce A bladed rotor for an axial fluid flow machine
GB1137630A (en) 1966-09-20 1968-12-27 Gen Electric Improvements in axial flow gas turbines
US3734639A (en) * 1968-01-25 1973-05-22 Gen Motors Corp Turbine cooling
US4086757A (en) * 1976-10-06 1978-05-02 Caterpillar Tractor Co. Gas turbine cooling system
JPS62182404A (ja) * 1986-02-06 1987-08-10 Toshiba Corp タ−ビンロ−タ冷却装置
JPH0281902A (ja) * 1988-09-20 1990-03-22 Toshiba Corp ガスタービンロータ
DE3923267A1 (de) 1989-07-14 1991-01-24 Wap Reinigungssysteme Elektronisch kommutierter motor fuer staubsauger und dergleichen
US5593274A (en) * 1995-03-31 1997-01-14 General Electric Co. Closed or open circuit cooling of turbine rotor components
JP3567065B2 (ja) 1997-07-31 2004-09-15 株式会社東芝 ガスタービン
RU2210672C2 (ru) 1998-09-10 2003-08-20 Алстом Устройство для охлаждения надроторных поверхностей соплового аппарата турбины
RU2180043C2 (ru) 1999-05-25 2002-02-27 Открытое акционерное общество "Авиадвигатель" Одновальная газотурбинная установка
US6331097B1 (en) * 1999-09-30 2001-12-18 General Electric Company Method and apparatus for purging turbine wheel cavities
GB2365930B (en) * 2000-08-12 2004-12-08 Rolls Royce Plc A turbine blade support assembly and a turbine assembly
CN2747373Y (zh) 2004-12-20 2005-12-21 刘夫东 一种外置电机式转子空气过滤器
US7484935B2 (en) 2005-06-02 2009-02-03 Honeywell International Inc. Turbine rotor hub contour
US7870742B2 (en) * 2006-11-10 2011-01-18 General Electric Company Interstage cooled turbine engine
DE202006018482U1 (de) 2006-12-07 2007-02-15 Engelberg, Franz, Prof. Dr.-Ing. Blasstrahlsauger
RU2443869C2 (ru) 2010-02-19 2012-02-27 Вячеслав Евгеньевич Беляев Устройство для охлаждения ротора газовой турбины

Also Published As

Publication number Publication date
CN204552833U (zh) 2015-08-12
US9453427B2 (en) 2016-09-27
US20150118016A1 (en) 2015-04-30
CH708794A2 (de) 2015-04-30
JP2015086874A (ja) 2015-05-07

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Legal Events

Date Code Title Description
R082 Change of representative

Representative=s name: RUEGER, BARTHELT & ABEL PATENTANWAELTE, DE

Representative=s name: RUEGER ] ABEL PATENT- UND RECHTSANWAELTE, DE

Representative=s name: RUEGER ABEL PATENT- UND RECHTSANWAELTE, DE

R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee