JP2015086874A - 最終段ホイールの後方継手をパージするためのシステムおよび方法 - Google Patents

最終段ホイールの後方継手をパージするためのシステムおよび方法 Download PDF

Info

Publication number
JP2015086874A
JP2015086874A JP2014217896A JP2014217896A JP2015086874A JP 2015086874 A JP2015086874 A JP 2015086874A JP 2014217896 A JP2014217896 A JP 2014217896A JP 2014217896 A JP2014217896 A JP 2014217896A JP 2015086874 A JP2015086874 A JP 2015086874A
Authority
JP
Japan
Prior art keywords
turbine
wheel
assembly
rear shaft
flow
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
JP2014217896A
Other languages
English (en)
Japanese (ja)
Other versions
JP2015086874A5 (enExample
Inventor
スコット・ジャコブ・ヒュース
Jacob Huth Scott
マイケル・ジェームズ・フェダー
James Fedor Michael
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 JP2015086874A publication Critical patent/JP2015086874A/ja
Publication of JP2015086874A5 publication Critical patent/JP2015086874A5/ja
Pending 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
    • 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)
JP2014217896A 2013-10-30 2014-10-27 最終段ホイールの後方継手をパージするためのシステムおよび方法 Pending JP2015086874A (ja)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
JP2015086874A true JP2015086874A (ja) 2015-05-07
JP2015086874A5 JP2015086874A5 (enExample) 2017-11-24

Family

ID=52811926

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014217896A Pending JP2015086874A (ja) 2013-10-30 2014-10-27 最終段ホイールの後方継手をパージするためのシステムおよび方法

Country Status (5)

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

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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2001207862A (ja) * 1999-09-30 2001-08-03 General Electric Co <Ge> タービンホイール空洞をパージする方法と装置
JP2008121671A (ja) * 2006-11-10 2008-05-29 General Electric Co <Ge> 中間冷却タービンエンジン

Family Cites Families (14)

* 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
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
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
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

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2001207862A (ja) * 1999-09-30 2001-08-03 General Electric Co <Ge> タービンホイール空洞をパージする方法と装置
JP2008121671A (ja) * 2006-11-10 2008-05-29 General Electric Co <Ge> 中間冷却タービンエンジン

Also Published As

Publication number Publication date
CN204552833U (zh) 2015-08-12
US20150118016A1 (en) 2015-04-30
US9453427B2 (en) 2016-09-27
CH708794A2 (de) 2015-04-30
DE102014115699A1 (de) 2015-04-30

Similar Documents

Publication Publication Date Title
US10914235B2 (en) Cooled cooling air system for a gas turbine engine
JP6367559B2 (ja) ターボ機械の冷却が改善された移行ダクト
US9404379B2 (en) Gas turbine shroud assemblies
JP6769714B2 (ja) ガスタービン燃焼器用の燃料供給システム
RU2638114C2 (ru) Сборка турбины в турбинном двигателе
US8257025B2 (en) Combustion turbine including a diffuser section with cooling fluid passageways and associated methods
US20170138595A1 (en) Combustor Wall Channel Cooling System
JP2015025447A (ja) 燃焼器に燃料を供給するシステム
JP2009250605A (ja) ガスタービンエンジン用の再熱燃焼器
JP2014173596A (ja) ガスタービン用途でパージ用空気の流れおよび冷却空気の調整可能な流れを提供するためのシステムおよび方法
US8899909B2 (en) Systems and methods for steam turbine wheel space cooling
WO2014068355A1 (en) Gas turbine engine exhaust system and corresponding method for accessing turbine buckets
US10641174B2 (en) Rotor shaft cooling
JP2015086874A (ja) 最終段ホイールの後方継手をパージするためのシステムおよび方法
JP2013185592A (ja) トランジションピース後部フレームシール
US9745894B2 (en) Compressor air provided to combustion chamber plenum and turbine guide vane
US20150075180A1 (en) Systems and methods for providing one or more cooling holes in a slash face of a turbine bucket
US20140193272A1 (en) Gas Turbine Engine Cooling Systems and Methods Incorporating One or More Cover Plate Assemblies Having One or More Apertures Therein
JP6956497B2 (ja) 移行ダクト組立体
US20140234070A1 (en) Systems and Methods for Facilitating Onboarding of Bucket Cooling Flows
JP2012117525A (ja) 回転機械用のパージシステム及びそれを組立てる方法
JP7184474B2 (ja) ホイールスペースの温度管理システム及び方法
US10041506B2 (en) System for discharging compressed air from a compressor
EP3103970A1 (en) Systems and methods for passively providing one or more flows of cooling fluid to a hot cavity within a cooling circuit of a gas turbine engine

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20171016

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20171016

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20180803

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20180814

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20190305