CN103452599B - 喷嘴隔板导流器 - Google Patents

喷嘴隔板导流器 Download PDF

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Publication number
CN103452599B
CN103452599B CN201310218301.7A CN201310218301A CN103452599B CN 103452599 B CN103452599 B CN 103452599B CN 201310218301 A CN201310218301 A CN 201310218301A CN 103452599 B CN103452599 B CN 103452599B
Authority
CN
China
Prior art keywords
rotor
nozzle
steamturbine
impeller
deflector plate
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.)
Expired - Fee Related
Application number
CN201310218301.7A
Other languages
English (en)
Chinese (zh)
Other versions
CN103452599A (zh
Inventor
S.乔普拉
M.J.波斯
T.J.金
J.P.莫茨黑姆
N.埃尔南德斯桑切斯
H.M.布里利安特
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 CN103452599A publication Critical patent/CN103452599A/zh
Application granted granted Critical
Publication of CN103452599B publication Critical patent/CN103452599B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D5/08—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
    • 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
    • F05D2250/00—Geometry
    • F05D2250/30—Arrangement of components
    • F05D2250/31—Arrangement of components according to the direction of their main axis or their axis of rotation
    • F05D2250/314—Arrangement of components according to the direction of their main axis or their axis of rotation the axes being inclined in relation to each other
    • 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
    • F05D2260/14—Preswirling
    • 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
    • F05D2260/97—Reducing windage losses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CN201310218301.7A 2012-06-04 2013-06-04 喷嘴隔板导流器 Expired - Fee Related CN103452599B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/487332 2012-06-04
US13/487,332 US9057275B2 (en) 2012-06-04 2012-06-04 Nozzle diaphragm inducer

Publications (2)

Publication Number Publication Date
CN103452599A CN103452599A (zh) 2013-12-18
CN103452599B true CN103452599B (zh) 2016-08-10

Family

ID=48537832

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310218301.7A Expired - Fee Related CN103452599B (zh) 2012-06-04 2013-06-04 喷嘴隔板导流器

Country Status (5)

Country Link
US (1) US9057275B2 (enExample)
EP (1) EP2672062A3 (enExample)
JP (1) JP2013249843A (enExample)
CN (1) CN103452599B (enExample)
RU (1) RU2013125531A (enExample)

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US10113486B2 (en) * 2015-10-06 2018-10-30 General Electric Company Method and system for modulated turbine cooling
RU2621559C1 (ru) * 2016-07-05 2017-06-06 Публичное акционерное общество "Силовые машины-ЗТЛ, ЛМЗ, Электросила, Энергомашэкспорт" ( ПАО " Силовые машины"). Двухпоточный цилиндр паротурбинной установки с охлаждением ротора
RU2630817C1 (ru) * 2016-11-21 2017-09-13 федеральное государственное бюджетное образовательное учреждение высшего образования "Национальный исследовательский университет "МЭИ" (ФГБОУ ВО "НИУ "МЭИ") Двухъярусная ступень двухъярусного цилиндра низкого давления
CN108180076B (zh) * 2018-01-12 2024-04-12 南京航空航天大学 一种用于冷气预旋的双排喷嘴结构
US20230265862A1 (en) 2022-02-21 2023-08-24 General Electric Company Turbofan engine having angled inlet pre-swirl vanes
US11725526B1 (en) 2022-03-08 2023-08-15 General Electric Company Turbofan engine having nacelle with non-annular inlet
US12209557B1 (en) 2023-11-30 2025-01-28 General Electric Company Gas turbine engine with forward swept outlet guide vanes
US12385430B2 (en) 2023-11-30 2025-08-12 General Electric Company Gas turbine engine with forward swept outlet guide vanes
US12228037B1 (en) 2023-12-04 2025-02-18 General Electric Company Guide vane assembly with fixed and variable pitch inlet guide vanes
US12313021B1 (en) 2024-03-14 2025-05-27 General Electric Company Outer nacelle with inlet guide vanes and acoustic treatment

Citations (3)

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US3826084A (en) * 1970-04-28 1974-07-30 United Aircraft Corp Turbine coolant flow system
CN101634232A (zh) * 2008-07-24 2010-01-27 通用电气公司 用于将超临界冷却蒸汽提供到涡轮机轴距中的系统和方法
CN102128054A (zh) * 2010-01-12 2011-07-20 株式会社东芝 汽轮机

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US4666368A (en) * 1986-05-01 1987-05-19 General Electric Company Swirl nozzle for a cooling system in gas turbine engines
US5253976A (en) * 1991-11-19 1993-10-19 General Electric Company Integrated steam and air cooling for combined cycle gas turbines
US5340274A (en) * 1991-11-19 1994-08-23 General Electric Company Integrated steam/air cooling system for gas turbines
US5320483A (en) * 1992-12-30 1994-06-14 General Electric Company Steam and air cooling for stator stage of a turbine
US6224327B1 (en) * 1998-02-17 2001-05-01 Mitsubishi Heavy Idustries, Ltd. Steam-cooling type gas turbine
KR20000071653A (ko) * 1999-04-15 2000-11-25 제이 엘. 차스킨, 버나드 스나이더, 아더엠. 킹 육상용 가스 터빈 및 가스 터빈의 하나의 단을 냉각시키는방법
US6779972B2 (en) * 2002-10-31 2004-08-24 General Electric Company Flowpath sealing and streamlining configuration for a turbine
US7003956B2 (en) * 2003-04-30 2006-02-28 Kabushiki Kaisha Toshiba Steam turbine, steam turbine plant and method of operating a steam turbine in a steam turbine plant
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US20070257445A1 (en) 2006-05-08 2007-11-08 General Electric Company Tension Spring Actuators for Variable Clearance Positive Pressure Packings for Steam Turbines
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Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3826084A (en) * 1970-04-28 1974-07-30 United Aircraft Corp Turbine coolant flow system
CN101634232A (zh) * 2008-07-24 2010-01-27 通用电气公司 用于将超临界冷却蒸汽提供到涡轮机轴距中的系统和方法
CN102128054A (zh) * 2010-01-12 2011-07-20 株式会社东芝 汽轮机

Also Published As

Publication number Publication date
EP2672062A3 (en) 2014-08-27
RU2013125531A (ru) 2014-12-10
US20130323011A1 (en) 2013-12-05
EP2672062A2 (en) 2013-12-11
US9057275B2 (en) 2015-06-16
CN103452599A (zh) 2013-12-18
JP2013249843A (ja) 2013-12-12

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PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20160810

Termination date: 20180604