JP5078633B2 - 軸流型ガスタービンエンジンのガス通路形状 - Google Patents
軸流型ガスタービンエンジンのガス通路形状 Download PDFInfo
- Publication number
- JP5078633B2 JP5078633B2 JP2008011133A JP2008011133A JP5078633B2 JP 5078633 B2 JP5078633 B2 JP 5078633B2 JP 2008011133 A JP2008011133 A JP 2008011133A JP 2008011133 A JP2008011133 A JP 2008011133A JP 5078633 B2 JP5078633 B2 JP 5078633B2
- Authority
- JP
- Japan
- Prior art keywords
- peripheral wall
- outer peripheral
- inlet guide
- gas passage
- guide vane
- 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
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
- F01D9/00—Stators
- F01D9/06—Fluid supply conduits to nozzles or the like
-
- 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
- F01D5/145—Means for influencing boundary layers or secondary circulations
-
- 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
-
- 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
- Y10S416/02—Formulas of curves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Description
Ct 外周壁
Cc1 内周凹部
Cv1 内周凸部
Cv2 外周凸部
Cc2 外周凹部
Cc3 内周凹部
Cv3 内周凸部
Cv4 外周凸部
Cc4 外周凹部
LE 前縁
TE 後縁
V インレットガイドベーン
Claims (4)
- 内周壁(Ch)および外周壁(Ct)間に区画した環状のガス通路に複数のインレットガイドベーン(V)を放射状に配置した軸流型ガスタービンエンジンのガス通路形状において、
前記インレットガイドベーン(V)の前縁(LE)および後縁(TE)間の前記内周壁(Ch)は、前縁(LE)から50%コード位置までに配置される1個の変曲点と、50%コード位置から後縁(TE)までに配置される2個の変曲点と、流体の流れ方向の上流側で径方向において凹状に湾曲する内周凹部(Cc1)と、流体の流れ方向の下流側で径方向において凸状に湾曲する内周凸部(Cv1)とを備え、前記インレットガイドベーン(V)の前縁(LE)および後縁(TE)の径方向内端間を結ぶ基準線に対して、前記内周凸部(Cv1)は径方向外側に位置し、かつ前記インレットガイドベーン(V)は径方向のスパン長よりも長い軸方向のコード長を有することを特徴とする、軸流型ガスタービンエンジンのガス通路形状。 - 前記インレットガイドベーン(V)の前縁(LE)および後縁(TE)間の前記外周壁(Ct)は、流体の流れ方向の上流側で径方向において凸状に湾曲する外周凸部(Cv4)と、流体の流れ方向の下流側で径方向において凹状に湾曲する外周凹部(Cc4)とを備えることを特徴とする、請求項1に記載の軸流型ガスタービンエンジンのガス通路形状。
- 前記外周壁(Ct)は3個以上の変曲点を有することを特徴とする、請求項2に記載の軸流型ガスタービンエンジンのガス通路形状。
- 前記外周壁(Ct)は、前縁(LE)から50%コード位置までに2個の変曲点を有し、50%コード位置から後縁(TE)までに1個以上の変曲点を有することを特徴とする、請求項3に記載の軸流型ガスタービンエンジンのガス通路形状。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007020025.2 | 2007-04-27 | ||
DE102007020025A DE102007020025A1 (de) | 2007-04-27 | 2007-04-27 | Form eines Gaskanals in einer Axialströmungs-Gasturbinenmaschine |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012035954A Division JP5426703B2 (ja) | 2007-04-27 | 2012-02-22 | 軸流型ガスタービンエンジンのガス通路形状 |
JP2012035953A Division JP5352689B2 (ja) | 2007-04-27 | 2012-02-22 | 軸流型ガスタービンエンジンのガス通路形状 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008274926A JP2008274926A (ja) | 2008-11-13 |
JP5078633B2 true JP5078633B2 (ja) | 2012-11-21 |
Family
ID=39777514
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008011133A Expired - Fee Related JP5078633B2 (ja) | 2007-04-27 | 2008-01-22 | 軸流型ガスタービンエンジンのガス通路形状 |
JP2012035953A Expired - Fee Related JP5352689B2 (ja) | 2007-04-27 | 2012-02-22 | 軸流型ガスタービンエンジンのガス通路形状 |
JP2012035954A Expired - Fee Related JP5426703B2 (ja) | 2007-04-27 | 2012-02-22 | 軸流型ガスタービンエンジンのガス通路形状 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012035953A Expired - Fee Related JP5352689B2 (ja) | 2007-04-27 | 2012-02-22 | 軸流型ガスタービンエンジンのガス通路形状 |
JP2012035954A Expired - Fee Related JP5426703B2 (ja) | 2007-04-27 | 2012-02-22 | 軸流型ガスタービンエンジンのガス通路形状 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8192154B2 (ja) |
JP (3) | JP5078633B2 (ja) |
DE (1) | DE102007020025A1 (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009034530A1 (de) * | 2009-07-23 | 2011-01-27 | Rolls-Royce Deutschland Ltd & Co Kg | Querschnittsprofil für die Stützen oder die Verkleidung von Stützen und Versorgungsleitungen eines Turbofantriebwerks |
US8328513B2 (en) * | 2009-12-31 | 2012-12-11 | General Electric Company | Systems and apparatus relating to compressor stator blades and diffusers in turbine engines |
DE102011006273A1 (de) * | 2011-03-28 | 2012-10-04 | Rolls-Royce Deutschland Ltd & Co Kg | Rotor einer Axialverdichterstufe einer Turbomaschine |
DE102011006275A1 (de) | 2011-03-28 | 2012-10-04 | Rolls-Royce Deutschland Ltd & Co Kg | Stator einer Axialverdichterstufe einer Turbomaschine |
DE102011007767A1 (de) | 2011-04-20 | 2012-10-25 | Rolls-Royce Deutschland Ltd & Co Kg | Strömungsmaschine |
JP2012233406A (ja) | 2011-04-28 | 2012-11-29 | Hitachi Ltd | ガスタービン静翼 |
DE102011076804B4 (de) * | 2011-05-31 | 2019-04-25 | Honda Motor Co., Ltd. | Innenumfangsflächenform eines Lüftergehäuses eines Axialverdichters |
US8807930B2 (en) | 2011-11-01 | 2014-08-19 | United Technologies Corporation | Non axis-symmetric stator vane endwall contour |
US9267386B2 (en) | 2012-06-29 | 2016-02-23 | United Technologies Corporation | Fairing assembly |
EP2885506B8 (en) | 2012-08-17 | 2021-03-31 | Raytheon Technologies Corporation | Contoured flowpath surface |
US9879540B2 (en) | 2013-03-12 | 2018-01-30 | Pratt & Whitney Canada Corp. | Compressor stator with contoured endwall |
WO2014197062A2 (en) | 2013-03-15 | 2014-12-11 | United Technologies Corporation | Fan exit guide vane platform contouring |
GB201315078D0 (en) * | 2013-08-23 | 2013-10-02 | Siemens Ag | Blade or vane arrangement for a gas turbine engine |
US9656760B2 (en) * | 2013-11-07 | 2017-05-23 | Sikorsky Aircraft Corporation | Variable geometry helicopter engine inlet |
GB201418948D0 (en) * | 2014-10-24 | 2014-12-10 | Rolls Royce Plc | Row of aerofoil members |
DE102014225689A1 (de) * | 2014-12-12 | 2016-07-14 | MTU Aero Engines AG | Strömungsmaschine mit Ringraumerweiterung und Schaufel |
US10577955B2 (en) | 2017-06-29 | 2020-03-03 | General Electric Company | Airfoil assembly with a scalloped flow surface |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
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US2846137A (en) * | 1955-06-03 | 1958-08-05 | Gen Electric | Construction for axial-flow turbomachinery |
FR1442526A (fr) | 1965-05-07 | 1966-06-17 | Rateau Soc | Perfectionnements aux canaux courbes parcourus par un gaz ou une vapeur |
US4194869A (en) * | 1978-06-29 | 1980-03-25 | United Technologies Corporation | Stator vane cluster |
ZA8234B (en) * | 1981-01-05 | 1982-11-24 | Alsthom Atlantique | A turbine stage |
US4720236A (en) * | 1984-12-21 | 1988-01-19 | United Technologies Corporation | Coolable stator assembly for a gas turbine engine |
JP2811820B2 (ja) * | 1989-10-30 | 1998-10-15 | 株式会社ブリヂストン | シート状物の連続表面処理方法及び装置 |
US5149250A (en) * | 1991-02-28 | 1992-09-22 | General Electric Company | Gas turbine vane assembly seal and support system |
GB2281356B (en) | 1993-08-20 | 1997-01-29 | Rolls Royce Plc | Gas turbine engine turbine |
DE19650656C1 (de) | 1996-12-06 | 1998-06-10 | Mtu Muenchen Gmbh | Turbomaschine mit transsonischer Verdichterstufe |
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 |
EP0943784A1 (de) * | 1998-03-19 | 1999-09-22 | Asea Brown Boveri AG | Konturierter Kanal einer axialen Strömungsmaschine |
GB9823840D0 (en) | 1998-10-30 | 1998-12-23 | Rolls Royce Plc | Bladed ducting for turbomachinery |
SE9904603D0 (sv) | 1999-12-16 | 1999-12-16 | Atlas Copco Tools Ab | Turbine motor for elastic fluid operation |
US6561761B1 (en) | 2000-02-18 | 2003-05-13 | General Electric Company | Fluted compressor flowpath |
JP2001271602A (ja) * | 2000-03-27 | 2001-10-05 | Honda Motor Co Ltd | ガスタービンエンジン |
US6669445B2 (en) * | 2002-03-07 | 2003-12-30 | United Technologies Corporation | Endwall shape for use in turbomachinery |
DE10233033A1 (de) * | 2002-07-20 | 2004-01-29 | Rolls-Royce Deutschland Ltd & Co Kg | Strömungs-Arbeits-Maschine mit überhöhtem Rotor-Stator-Kontraktionsverhältnis |
EP1760257B1 (en) * | 2004-09-24 | 2012-12-26 | IHI Corporation | Wall shape of axial flow machine and gas turbine engine |
US7371046B2 (en) | 2005-06-06 | 2008-05-13 | General Electric Company | Turbine airfoil with variable and compound fillet |
US7510371B2 (en) * | 2005-06-06 | 2009-03-31 | General Electric Company | Forward tilted turbine nozzle |
GB0518628D0 (en) * | 2005-09-13 | 2005-10-19 | Rolls Royce Plc | Axial compressor blading |
-
2007
- 2007-04-27 DE DE102007020025A patent/DE102007020025A1/de not_active Withdrawn
-
2008
- 2008-01-22 JP JP2008011133A patent/JP5078633B2/ja not_active Expired - Fee Related
- 2008-04-15 US US12/103,503 patent/US8192154B2/en not_active Expired - Fee Related
-
2012
- 2012-02-22 JP JP2012035953A patent/JP5352689B2/ja not_active Expired - Fee Related
- 2012-02-22 JP JP2012035954A patent/JP5426703B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP5352689B2 (ja) | 2013-11-27 |
JP2008274926A (ja) | 2008-11-13 |
DE102007020025A1 (de) | 2008-10-30 |
US8192154B2 (en) | 2012-06-05 |
US20090035130A1 (en) | 2009-02-05 |
JP5426703B2 (ja) | 2014-02-26 |
JP2012127354A (ja) | 2012-07-05 |
JP2012132463A (ja) | 2012-07-12 |
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