KR100271066B1 - 터빈 노즐 - Google Patents
터빈 노즐 Download PDFInfo
- Publication number
- KR100271066B1 KR100271066B1 KR1019970065881A KR19970065881A KR100271066B1 KR 100271066 B1 KR100271066 B1 KR 100271066B1 KR 1019970065881 A KR1019970065881 A KR 1019970065881A KR 19970065881 A KR19970065881 A KR 19970065881A KR 100271066 B1 KR100271066 B1 KR 100271066B1
- Authority
- KR
- South Korea
- Prior art keywords
- nozzle
- blade
- nozzle blade
- turbine
- blades
- Prior art date
Links
Images
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
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/141—Shape, i.e. outer, aerodynamic form
- F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S415/00—Rotary kinetic fluid motors or pumps
- Y10S415/914—Device to control boundary layer
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S416/00—Fluid reaction surfaces, i.e. impellers
- Y10S416/05—Variable camber or chord length
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
Claims (4)
- 환상의 다이어프램 외륜 및 다이어프램 내륜 사이에 삽입 지지된 복수개의 노즐 날개를 갖춘 터빈 노즐에 있어서, 상기 각 노즐 날개를 1개의 노즐 날개의 후연단과, 이것에 인접한 다른 노즐 날개의 배면 사이의 최단거리(S)와 환상 피치(T)의 비 S/T의 최소치가 노즐 날개의 길이방향 중앙부에 있으며, 또 상기 노즐 날개 중앙부에서 터빈축방향의 유체 유출측으로 만곡되도록 구성한 것을 특징으로 하는 터빈 노즐.
- 환상의 다이어프램 외륜 및 다이어프램 내륜 사이에 삽입 지지된 복수개의 노즐 날개를 갖춘 터빈 노즐에 있어서, 상기 각 노즐 날개를 1개의 노즐 날개의 후연단과, 이것에 인접한 다른 노즐 날개의 배면 사이의 최단거리(S)와 환상 피치(T)의 비 S/T의 최대치가 노즐 날개의 길이방향 중앙부에 있으며, 또 상기 노즐 날개 중앙부에서 터빈축방향의 유체 유입측으로 만곡되도록 구성한 것을 특징으로 하는 터빈 노즐.
- 제2항에 있어서, 상기 각 노즐 날개를 노즐 날개의 근원부의 후연단과 선단부의 후연단을 잇는 선을 상기 노즐 날개의 래디얼선에 대해 유체 유출측으로 일정한 각도로 경사지게 구성한 것을 특징으로 하는 터빈 노즐.
- 제3항에 있어서, 상기 각 노즐 날개를 노즐 날개의 근원부의 전연단(全緣端)과 선단부의 전연단를 연결하는 선을 상기 노즐 날개의 래디얼선에 대하여 유체 유출측으로 일정 각도로 경사지도록 구성한 것을 특징으로 한 터빈 노즐.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP96-325592 | 1996-12-05 | ||
JP32559296A JP3621216B2 (ja) | 1996-12-05 | 1996-12-05 | タービンノズル |
JP325592 | 1996-12-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980063783A KR19980063783A (ko) | 1998-10-07 |
KR100271066B1 true KR100271066B1 (ko) | 2000-11-01 |
Family
ID=18178608
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970065881A KR100271066B1 (ko) | 1996-12-05 | 1997-12-04 | 터빈 노즐 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6036438A (ko) |
JP (1) | JP3621216B2 (ko) |
KR (1) | KR100271066B1 (ko) |
CN (1) | CN1222683C (ko) |
Families Citing this family (60)
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JPH10184304A (ja) * | 1996-12-27 | 1998-07-14 | Toshiba Corp | 軸流タービンのタービンノズルおよびタービン動翼 |
JP4217000B2 (ja) * | 1997-09-08 | 2009-01-28 | シーメンス アクチエンゲゼルシヤフト | 流体機械用並びに蒸気タービン用の翼 |
JP3785013B2 (ja) * | 2000-01-12 | 2006-06-14 | 三菱重工業株式会社 | タービン動翼 |
JP4240728B2 (ja) * | 2000-02-09 | 2009-03-18 | 株式会社東芝 | 3次元軸流タービン段落 |
GB0003676D0 (en) * | 2000-02-17 | 2000-04-05 | Abb Alstom Power Nv | Aerofoils |
JP2002213206A (ja) * | 2001-01-12 | 2002-07-31 | Mitsubishi Heavy Ind Ltd | ガスタービンにおける翼構造 |
JP3912989B2 (ja) * | 2001-01-25 | 2007-05-09 | 三菱重工業株式会社 | ガスタービン |
US6398489B1 (en) * | 2001-02-08 | 2002-06-04 | General Electric Company | Airfoil shape for a turbine nozzle |
US6554569B2 (en) * | 2001-08-17 | 2003-04-29 | General Electric Company | Compressor outlet guide vane and diffuser assembly |
JP4373629B2 (ja) * | 2001-08-31 | 2009-11-25 | 株式会社東芝 | 軸流タービン |
US6682301B2 (en) * | 2001-10-05 | 2004-01-27 | General Electric Company | Reduced shock transonic airfoil |
US6554564B1 (en) * | 2001-11-14 | 2003-04-29 | United Technologies Corporation | Reduced noise fan exit guide vane configuration for turbofan engines |
US6830432B1 (en) | 2003-06-24 | 2004-12-14 | Siemens Westinghouse Power Corporation | Cooling of combustion turbine airfoil fillets |
EP1710397B1 (en) | 2005-03-31 | 2014-06-11 | Kabushiki Kaisha Toshiba | Bowed nozzle vane |
US7331754B2 (en) * | 2005-10-18 | 2008-02-19 | General Electric Company | Optimized nozzle box steam path |
WO2007113149A1 (de) * | 2006-03-31 | 2007-10-11 | Alstom Technology Ltd | Leitschaufel für eine strömungsmaschine, insbesondere für eine dampfturbine |
JP4838733B2 (ja) * | 2007-01-12 | 2011-12-14 | 三菱重工業株式会社 | ガスタービンの翼構造 |
GB0704426D0 (en) * | 2007-03-08 | 2007-04-18 | Rolls Royce Plc | Aerofoil members for a turbomachine |
CA2695474A1 (en) | 2007-04-24 | 2008-10-30 | Alstom Technology Ltd. | Fluid flow engine |
US8602729B2 (en) * | 2007-07-27 | 2013-12-10 | Ansaldo Energia S.P.A. | Steam turbine stage |
US7984607B2 (en) | 2007-09-06 | 2011-07-26 | United Technologies Corp. | Gas turbine engine systems and related methods involving vane-blade count ratios greater than unity |
US8973374B2 (en) | 2007-09-06 | 2015-03-10 | United Technologies Corporation | Blades in a turbine section of a gas turbine engine |
US8468797B2 (en) | 2007-09-06 | 2013-06-25 | United Technologies Corporation | Gas turbine engine systems and related methods involving vane-blade count ratios greater than unity |
JP2009197650A (ja) * | 2008-02-20 | 2009-09-03 | Mitsubishi Heavy Ind Ltd | ガスタービン |
DE102008060847B4 (de) * | 2008-12-06 | 2020-03-19 | MTU Aero Engines AG | Strömungsmaschine |
JP5180807B2 (ja) | 2008-12-24 | 2013-04-10 | 三菱重工業株式会社 | 1段静翼の冷却構造、及びガスタービン |
JP2011074804A (ja) * | 2009-09-30 | 2011-04-14 | Hitachi Ltd | 蒸気タービンのノズル |
JP5479058B2 (ja) * | 2009-12-07 | 2014-04-23 | 三菱重工業株式会社 | 燃焼器とタービン部との連通構造、および、ガスタービン |
DE102010042412A1 (de) * | 2010-10-13 | 2012-04-19 | Robert Bosch Gmbh | Dampfturbine |
JP5868605B2 (ja) * | 2011-03-30 | 2016-02-24 | 三菱重工業株式会社 | ガスタービン |
US8777564B2 (en) * | 2011-05-17 | 2014-07-15 | General Electric Company | Hybrid flow blade design |
US20130022473A1 (en) * | 2011-07-22 | 2013-01-24 | Ken Tran | Blades with decreasing exit flow angle |
US8864456B2 (en) | 2011-09-19 | 2014-10-21 | Hamilton Sundstrand Corporation | Turbine nozzle for air cycle machine |
ITTO20111009A1 (it) * | 2011-11-03 | 2013-05-04 | Avio Spa | Profilo aerodinamico di una turbina |
CN103946487B (zh) * | 2011-11-30 | 2016-01-20 | 三菱重工业株式会社 | 径流式涡轮机 |
US8714913B2 (en) | 2012-01-31 | 2014-05-06 | United Technologies Corporation | Low noise compressor rotor for geared turbofan engine |
US8632301B2 (en) | 2012-01-31 | 2014-01-21 | United Technologies Corporation | Low noise compressor rotor for geared turbofan engine |
US8246292B1 (en) | 2012-01-31 | 2012-08-21 | United Technologies Corporation | Low noise turbine for geared turbofan engine |
US10107191B2 (en) | 2012-02-29 | 2018-10-23 | United Technologies Corporation | Geared gas turbine engine with reduced fan noise |
CN103590861B (zh) * | 2012-08-15 | 2015-11-18 | 广东核电合营有限公司 | 核电站汽轮机的高压缸及其设计方法 |
US20140064951A1 (en) * | 2012-09-05 | 2014-03-06 | Renee J. Jurek | Root bow geometry for airfoil shaped vane |
US8834099B1 (en) | 2012-09-28 | 2014-09-16 | United Technoloiies Corporation | Low noise compressor rotor for geared turbofan engine |
US20160138474A1 (en) | 2012-09-28 | 2016-05-19 | United Technologies Corporation | Low noise compressor rotor for geared turbofan engine |
US9624834B2 (en) | 2012-09-28 | 2017-04-18 | United Technologies Corporation | Low noise compressor rotor for geared turbofan engine |
ITCO20120059A1 (it) * | 2012-12-13 | 2014-06-14 | Nuovo Pignone Srl | Metodi per produrre pale cave sagomate in 3d di turbomacchine mediante produzione additiva, pale cave di turbomacchina e turbomacchine |
US11719161B2 (en) | 2013-03-14 | 2023-08-08 | Raytheon Technologies Corporation | Low noise turbine for geared gas turbine engine |
US10605172B2 (en) | 2013-03-14 | 2020-03-31 | United Technologies Corporation | Low noise turbine for geared gas turbine engine |
CN103696812A (zh) * | 2013-12-23 | 2014-04-02 | 中国北车集团大连机车研究所有限公司 | 涡轮增压器用喷嘴环 |
JP6396093B2 (ja) * | 2014-06-26 | 2018-09-26 | 三菱重工業株式会社 | タービン動翼列、タービン段落及び軸流タービン |
US10655471B2 (en) * | 2015-02-10 | 2020-05-19 | Mitsubishi Hitachi Power Systems, Ltd. | Turbine and gas turbine |
US10323528B2 (en) * | 2015-07-01 | 2019-06-18 | General Electric Company | Bulged nozzle for control of secondary flow and optimal diffuser performance |
US9988917B2 (en) * | 2015-10-15 | 2018-06-05 | General Electric Company | Bulged nozzle for control of secondary flow and optimal diffuser performance |
US10344602B2 (en) * | 2016-04-18 | 2019-07-09 | General Electric Company | Gas turbine engine transition duct and turbine center frame |
FR3070448B1 (fr) * | 2017-08-28 | 2019-09-06 | Safran Aircraft Engines | Aube de redresseur de soufflante de turbomachine, ensemble de turbomachine comprenant une telle aube et turbomachine equipee de ladite aube ou dudit ensemble |
US10808535B2 (en) * | 2018-09-27 | 2020-10-20 | General Electric Company | Blade structure for turbomachine |
US10859094B2 (en) | 2018-11-21 | 2020-12-08 | Honeywell International Inc. | Throat distribution for a rotor and rotor blade having camber and location of local maximum thickness distribution |
US11280199B2 (en) | 2018-11-21 | 2022-03-22 | Honeywell International Inc. | Throat distribution for a rotor and rotor blade having camber and location of local maximum thickness distribution |
US11220910B2 (en) * | 2019-07-26 | 2022-01-11 | Pratt & Whitney Canada Corp. | Compressor stator |
US20210062657A1 (en) * | 2019-08-30 | 2021-03-04 | General Electric Company | Control stage blades for turbines |
US11566530B2 (en) * | 2019-11-26 | 2023-01-31 | General Electric Company | Turbomachine nozzle with an airfoil having a circular trailing edge |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0734803A (ja) * | 1993-07-15 | 1995-02-03 | Toshiba Corp | 軸流タービンノズル |
Family Cites Families (5)
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US2710136A (en) * | 1948-12-28 | 1955-06-07 | Kaiser Metal Products Inc | Axial flow compressor |
JPS5445405A (en) * | 1977-09-16 | 1979-04-10 | Hitachi Ltd | Turbine cascade |
JPS5718405A (en) * | 1980-07-07 | 1982-01-30 | Hitachi Ltd | Stage structure of turbine |
JPH0681603A (ja) * | 1992-09-03 | 1994-03-22 | Hitachi Ltd | 軸流形ターボ機械の静翼構造 |
JP3910648B2 (ja) * | 1994-10-13 | 2007-04-25 | 株式会社東芝 | タービンノズル、タービン動翼及びタービン段落 |
-
1996
- 1996-12-05 JP JP32559296A patent/JP3621216B2/ja not_active Expired - Lifetime
-
1997
- 1997-12-04 KR KR1019970065881A patent/KR100271066B1/ko not_active IP Right Cessation
- 1997-12-05 CN CNB971252408A patent/CN1222683C/zh not_active Expired - Lifetime
- 1997-12-05 US US08/986,163 patent/US6036438A/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0734803A (ja) * | 1993-07-15 | 1995-02-03 | Toshiba Corp | 軸流タービンノズル |
Also Published As
Publication number | Publication date |
---|---|
US6036438A (en) | 2000-03-14 |
CN1186900A (zh) | 1998-07-08 |
CN1222683C (zh) | 2005-10-12 |
KR19980063783A (ko) | 1998-10-07 |
JPH10169405A (ja) | 1998-06-23 |
JP3621216B2 (ja) | 2005-02-16 |
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