IN2014DN07604A - - Google Patents

Info

Publication number
IN2014DN07604A
IN2014DN07604A IN7604DEN2014A IN2014DN07604A IN 2014DN07604 A IN2014DN07604 A IN 2014DN07604A IN 7604DEN2014 A IN7604DEN2014 A IN 7604DEN2014A IN 2014DN07604 A IN2014DN07604 A IN 2014DN07604A
Authority
IN
India
Prior art keywords
blade ring
guide
guide blade
blades
axial turbomachine
Prior art date
Application number
Other languages
English (en)
Inventor
Christoph Hermann Richter
Heinrich Stüer
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of IN2014DN07604A publication Critical patent/IN2014DN07604A/en

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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/04—Antivibration arrangements
    • 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
    • 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
    • F01D5/10—Anti- vibration means
    • 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
    • F01D5/16—Form or construction for counteracting blade vibration
    • 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
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
    • 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
    • F05D2230/00—Manufacture
    • 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
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise
    • F05D2260/961—Preventing, counteracting or reducing vibration or noise by mistuning rotor blades or stator vanes with irregular interblade spacing, airfoil shape
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/4932—Turbomachine making

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)
IN7604DEN2014 2012-04-16 2013-04-05 IN2014DN07604A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP12164299.5A EP2653658A1 (de) 2012-04-16 2012-04-16 Leitschaufelkranz für eine Axialströmungsmaschine und Verfahren zum Auslegen des Leitschaufelkranzes
PCT/EP2013/057170 WO2013156322A1 (de) 2012-04-16 2013-04-05 Leitschaufelkranz für eine axialströmungsmaschine und verfahren zum auslegen des leitschaufelkranzes

Publications (1)

Publication Number Publication Date
IN2014DN07604A true IN2014DN07604A (enrdf_load_stackoverflow) 2015-05-15

Family

ID=48141941

Family Applications (1)

Application Number Title Priority Date Filing Date
IN7604DEN2014 IN2014DN07604A (enrdf_load_stackoverflow) 2012-04-16 2013-04-05

Country Status (7)

Country Link
US (1) US9951648B2 (enrdf_load_stackoverflow)
EP (2) EP2653658A1 (enrdf_load_stackoverflow)
JP (1) JP6165841B2 (enrdf_load_stackoverflow)
CN (1) CN104246137B (enrdf_load_stackoverflow)
IN (1) IN2014DN07604A (enrdf_load_stackoverflow)
PL (1) PL2805017T3 (enrdf_load_stackoverflow)
WO (1) WO2013156322A1 (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITTO20110728A1 (it) * 2011-08-04 2013-02-05 Avio Spa Segmento palettato statorico di una turbina a gas per motori aeronautici
ITTO20120517A1 (it) * 2012-06-14 2013-12-15 Avio Spa Schiera di profili aerodinamici per un impianto di turbina a gas
GB201303767D0 (en) * 2013-03-04 2013-04-17 Rolls Royce Plc Stator Vane Row
US20180094833A1 (en) * 2016-09-30 2018-04-05 Haier Us Appliance Solutions, Inc. Water heater appliance
GB2574493A (en) * 2019-01-22 2019-12-11 Rolls Royce Plc Stacking of rotor blade aerofoil sections to adjust resonant frequencies
US20250003339A1 (en) * 2023-06-28 2025-01-02 Pratt & Whitney Canada Corp. Mistuning alternate blades in a gas turbine engine

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3883264A (en) * 1971-04-08 1975-05-13 Gadicherla V R Rao Quiet fan with non-radial elements
JPS5525555A (en) * 1978-08-12 1980-02-23 Hitachi Ltd Impeller
JPH0126068Y2 (enrdf_load_stackoverflow) 1980-12-11 1989-08-03
JPH0211802U (enrdf_load_stackoverflow) 1988-07-04 1990-01-25
JPH02118102U (enrdf_load_stackoverflow) * 1989-03-09 1990-09-21
US5167489A (en) * 1991-04-15 1992-12-01 General Electric Company Forward swept rotor blade
GB9210421D0 (en) * 1992-05-15 1992-07-01 Gec Alsthom Ltd Turbine blade assembly
JP3132944B2 (ja) 1993-03-17 2001-02-05 三菱重工業株式会社 ３次元設計タービン翼
JPH0861002A (ja) * 1994-08-24 1996-03-05 Mitsubishi Heavy Ind Ltd 蒸気タービンのダイヤフラム
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
JP2000045704A (ja) * 1998-07-31 2000-02-15 Toshiba Corp 蒸気タービン
JP2000328902A (ja) * 1999-05-19 2000-11-28 Ishikawajima Harima Heavy Ind Co Ltd ガスタービンエンジン
US6471482B2 (en) * 2000-11-30 2002-10-29 United Technologies Corporation Frequency-mistuned light-weight turbomachinery blade rows for increased flutter stability
JP4373629B2 (ja) 2001-08-31 2009-11-25 株式会社東芝 軸流タービン
JP2004100553A (ja) * 2002-09-09 2004-04-02 Mitsubishi Heavy Ind Ltd 回転機械の静翼構造
CN1828024A (zh) * 2005-03-04 2006-09-06 徐大懋 提高能量转换效率的叶轮机械叶片设计方法
EP1956247A4 (en) * 2005-11-29 2014-05-14 Ihi Corp CASCADE OF GUIDES OF A TURBOFLUID MACHINE
US7758306B2 (en) * 2006-12-22 2010-07-20 General Electric Company Turbine assembly for a gas turbine engine and method of manufacturing the same
US8043063B2 (en) * 2009-03-26 2011-10-25 Pratt & Whitney Canada Corp. Intentionally mistuned integrally bladed rotor
DE102009033618A1 (de) * 2009-07-17 2011-01-20 Mtu Aero Engines Gmbh Verfahren zur Frequenzverstimmung eines Rotorkörpers einer Gasturbine und ein Rotor einer Gasturbine
US8678752B2 (en) * 2010-10-20 2014-03-25 General Electric Company Rotary machine having non-uniform blade and vane spacing
US20130094942A1 (en) * 2011-10-12 2013-04-18 Raymond Angus MacKay Non-uniform variable vanes
GB201303767D0 (en) * 2013-03-04 2013-04-17 Rolls Royce Plc Stator Vane Row

Also Published As

Publication number Publication date
EP2653658A1 (de) 2013-10-23
CN104246137A (zh) 2014-12-24
CN104246137B (zh) 2016-07-06
JP2015519501A (ja) 2015-07-09
EP2805017B1 (de) 2016-06-22
JP6165841B2 (ja) 2017-07-19
PL2805017T3 (pl) 2017-04-28
US20150063985A1 (en) 2015-03-05
WO2013156322A1 (de) 2013-10-24
US9951648B2 (en) 2018-04-24
EP2805017A1 (de) 2014-11-26

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