DE69507509D1 - Rotorschaufeln zur verminderung von spaltverlusten - Google Patents

Rotorschaufeln zur verminderung von spaltverlusten

Info

Publication number
DE69507509D1
DE69507509D1 DE69507509T DE69507509T DE69507509D1 DE 69507509 D1 DE69507509 D1 DE 69507509D1 DE 69507509 T DE69507509 T DE 69507509T DE 69507509 T DE69507509 T DE 69507509T DE 69507509 D1 DE69507509 D1 DE 69507509D1
Authority
DE
Germany
Prior art keywords
rotor blades
reduce gap
gap loss
loss
reduce
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 - Lifetime
Application number
DE69507509T
Other languages
English (en)
Other versions
DE69507509T2 (de
Inventor
Om Sharma
Joseph Staubach
Gary Stetson
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.)
RTX Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Application granted granted Critical
Publication of DE69507509D1 publication Critical patent/DE69507509D1/de
Publication of DE69507509T2 publication Critical patent/DE69507509T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69507509T 1994-11-04 1995-10-23 Rotorschaufeln zur verminderung von spaltverlusten Expired - Lifetime DE69507509T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/334,301 US5525038A (en) 1994-11-04 1994-11-04 Rotor airfoils to control tip leakage flows
PCT/US1995/013402 WO1996014494A2 (en) 1994-11-04 1995-10-23 Rotor airfoils to control tip leakage flows

Publications (2)

Publication Number Publication Date
DE69507509D1 true DE69507509D1 (de) 1999-03-04
DE69507509T2 DE69507509T2 (de) 1999-09-02

Family

ID=23306580

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69507509T Expired - Lifetime DE69507509T2 (de) 1994-11-04 1995-10-23 Rotorschaufeln zur verminderung von spaltverlusten

Country Status (5)

Country Link
US (1) US5525038A (de)
EP (1) EP0792410B1 (de)
JP (1) JP3789131B2 (de)
DE (1) DE69507509T2 (de)
WO (1) WO1996014494A2 (de)

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US9957801B2 (en) 2012-08-03 2018-05-01 United Technologies Corporation Airfoil design having localized suction side curvatures
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
RU2627997C2 (ru) 2012-12-20 2017-08-14 Сименс Акциенгезелльшафт СОПЛОВОЙ СЕГМЕНТ ДЛЯ ГАЗОВОЙ ТУРБИНЫ, ПОКРЫТЫЙ ПОКРЫТИЕМ MCrAlY И НАКЛАДКАМИ ТБП
US9500084B2 (en) 2013-02-25 2016-11-22 Pratt & Whitney Canada Corp. Impeller
ITCO20130024A1 (it) * 2013-06-13 2014-12-14 Nuovo Pignone Srl Giranti di compressore
US9638041B2 (en) 2013-10-23 2017-05-02 General Electric Company Turbine bucket having non-axisymmetric base contour
US20150110617A1 (en) * 2013-10-23 2015-04-23 General Electric Company Turbine airfoil including tip fillet
US9797258B2 (en) 2013-10-23 2017-10-24 General Electric Company Turbine bucket including cooling passage with turn
US9551226B2 (en) 2013-10-23 2017-01-24 General Electric Company Turbine bucket with endwall contour and airfoil profile
US9528379B2 (en) 2013-10-23 2016-12-27 General Electric Company Turbine bucket having serpentine core
US9670784B2 (en) 2013-10-23 2017-06-06 General Electric Company Turbine bucket base having serpentine cooling passage with leading edge cooling
EP3108116B1 (de) 2014-02-19 2024-01-17 RTX Corporation Gasturbinenmotor
US9567858B2 (en) 2014-02-19 2017-02-14 United Technologies Corporation Gas turbine engine airfoil
US10584715B2 (en) 2014-02-19 2020-03-10 United Technologies Corporation Gas turbine engine airfoil
WO2015175056A2 (en) 2014-02-19 2015-11-19 United Technologies Corporation Gas turbine engine airfoil
EP3108105B1 (de) 2014-02-19 2021-05-12 Raytheon Technologies Corporation Gasturbinenmotor-tragfläche
US9163517B2 (en) 2014-02-19 2015-10-20 United Technologies Corporation Gas turbine engine airfoil
US10570915B2 (en) 2014-02-19 2020-02-25 United Technologies Corporation Gas turbine engine airfoil
US10605259B2 (en) 2014-02-19 2020-03-31 United Technologies Corporation Gas turbine engine airfoil
US9599064B2 (en) 2014-02-19 2017-03-21 United Technologies Corporation Gas turbine engine airfoil
EP3108104B1 (de) 2014-02-19 2019-06-12 United Technologies Corporation Gasturbinenmotor-tragfläche
EP3108103B1 (de) 2014-02-19 2023-09-27 Raytheon Technologies Corporation Fanschaufel für ein gastrubinentriebwerk
EP3108117B2 (de) 2014-02-19 2023-10-11 Raytheon Technologies Corporation Gasturbinenmotorschaufel
EP4279706A3 (de) 2014-02-19 2024-02-28 RTX Corporation Gasturbinenmotorschaufel
EP3108101B1 (de) 2014-02-19 2022-04-20 Raytheon Technologies Corporation Gasturbinenmotor-tragfläche
WO2015175051A2 (en) 2014-02-19 2015-11-19 United Technologies Corporation Gas turbine engine airfoil
EP3575551B1 (de) 2014-02-19 2021-10-27 Raytheon Technologies Corporation Gasturbinenmotorschaufel
WO2015178974A2 (en) 2014-02-19 2015-11-26 United Technologies Corporation Gas turbine engine airfoil
WO2015126824A1 (en) 2014-02-19 2015-08-27 United Technologies Corporation Gas turbine engine airfoil
US9140127B2 (en) 2014-02-19 2015-09-22 United Technologies Corporation Gas turbine engine airfoil
US10495106B2 (en) 2014-02-19 2019-12-03 United Technologies Corporation Gas turbine engine airfoil
EP3108100B1 (de) 2014-02-19 2021-04-14 Raytheon Technologies Corporation Gasturbinengebläseschaufel
EP3108106B1 (de) 2014-02-19 2022-05-04 Raytheon Technologies Corporation Schaufelblatt eines gasturbinenmotors
EP2921647A1 (de) 2014-03-20 2015-09-23 Alstom Technology Ltd Gasturbinenschaufel mit gekrümmter Eintritts- und Austrittskante
US9845684B2 (en) * 2014-11-25 2017-12-19 Pratt & Whitney Canada Corp. Airfoil with stepped spanwise thickness distribution
EP3081751B1 (de) 2015-04-14 2020-10-21 Ansaldo Energia Switzerland AG Gekühlte turbinenschaufel und verfahren zur herstellung dieser schaufel
US10107108B2 (en) 2015-04-29 2018-10-23 General Electric Company Rotor blade having a flared tip
US9995144B2 (en) * 2016-02-18 2018-06-12 General Electric Company Turbine blade centroid shifting method and system
US10519781B2 (en) 2017-01-12 2019-12-31 United Technologies Corporation Airfoil turn caps in gas turbine engines
US10465528B2 (en) 2017-02-07 2019-11-05 United Technologies Corporation Airfoil turn caps in gas turbine engines
US10480329B2 (en) 2017-04-25 2019-11-19 United Technologies Corporation Airfoil turn caps in gas turbine engines
US10267163B2 (en) * 2017-05-02 2019-04-23 United Technologies Corporation Airfoil turn caps in gas turbine engines
US20190106989A1 (en) * 2017-10-09 2019-04-11 United Technologies Corporation Gas turbine engine airfoil
KR101997985B1 (ko) 2017-10-27 2019-07-08 두산중공업 주식회사 변형된 제이 타입 캔틸레버드 베인 및 이를 포함하는 가스 터빈
US10605087B2 (en) * 2017-12-14 2020-03-31 United Technologies Corporation CMC component with flowpath surface ribs
JP6959589B2 (ja) * 2018-11-05 2021-11-02 株式会社Ihi 軸流流体機械の動翼
US11454120B2 (en) 2018-12-07 2022-09-27 General Electric Company Turbine airfoil profile
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Also Published As

Publication number Publication date
EP0792410B1 (de) 1999-01-20
JPH10508671A (ja) 1998-08-25
EP0792410A1 (de) 1997-09-03
WO1996014494A3 (en) 1997-02-13
DE69507509T2 (de) 1999-09-02
US5525038A (en) 1996-06-11
JP3789131B2 (ja) 2006-06-21
WO1996014494A2 (en) 1996-05-17

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Legal Events

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