WO2011103849A3 - Verfahren zum fädeln von profilschnitten sowie schaufelblatt einer strömungsmaschine - Google Patents

Verfahren zum fädeln von profilschnitten sowie schaufelblatt einer strömungsmaschine Download PDF

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Publication number
WO2011103849A3
WO2011103849A3 PCT/DE2011/000084 DE2011000084W WO2011103849A3 WO 2011103849 A3 WO2011103849 A3 WO 2011103849A3 DE 2011000084 W DE2011000084 W DE 2011000084W WO 2011103849 A3 WO2011103849 A3 WO 2011103849A3
Authority
WO
WIPO (PCT)
Prior art keywords
section
formula
central component
blade
turbomachine
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.)
Ceased
Application number
PCT/DE2011/000084
Other languages
English (en)
French (fr)
Other versions
WO2011103849A2 (de
Inventor
Sergio Elorza Gomez
Peter EIBELSHÄUSER
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.)
MTU Aero Engines AG
Original Assignee
MTU Aero Engines GmbH
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 MTU Aero Engines GmbH filed Critical MTU Aero Engines GmbH
Priority to US13/581,275 priority Critical patent/US9435207B2/en
Priority to EP11711017A priority patent/EP2539544A2/de
Publication of WO2011103849A2 publication Critical patent/WO2011103849A2/de
Publication of WO2011103849A3 publication Critical patent/WO2011103849A3/de
Anticipated expiration legal-status Critical
Ceased 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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • 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
    • F05D2200/00—Mathematical features
    • F05D2200/20—Special functions
    • F05D2200/26—Special functions trigonometric
    • 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
    • Y10T29/49336—Blade making
    • Y10T29/49337—Composite blade

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

Nach einem erfindungsgemäßen Verfahren zum Fädeln von Profilschnitten ((i), (i+1)) eines Schaufelblatts (1) für ein Schaufelgitter einer Strömungsmaschine wird eine erste Mittelpunktlagenkomponente (Formel (II)) eines zweiten Profilschnittes ((i+1)) in Abhängigkeit von wenigstens einer Mittelpunktslagenkomponente ((Formel (IV)), xCG(i), rCG(i)) eines ersten Profilschnittes ((i)), insbesondere gemäß Formel (I) mit: (i) eine Größe des ersten Profilschnittes; (i+1) eine Größe des zweiten Profilschnittes; (Formel (III)) eine Mittelpunktlagenkomponente eines Profilschnittes in Umfangsrichtung, vorzugsweise im Winkel- oder Bogenmaß; xCG eine Mittelpunktlagenkomponente eines Profilschnittes in axialer Richtung; rCG eine Mittelpunktlagenkomponente eines Profϊlschnittes in radialer Richtung; ß einen Staffelungswinkel eines Profϊlschnittes; und (Formel (V)) eine Umfangsneigung, vorzugsweise im Winkel- oder Bogenmaß gewählt.
PCT/DE2011/000084 2010-02-27 2011-01-29 Schaufelblatt mit gefädelten profilschnitten Ceased WO2011103849A2 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US13/581,275 US9435207B2 (en) 2010-02-27 2011-01-29 Blade comprising pre-wired sections
EP11711017A EP2539544A2 (de) 2010-02-27 2011-01-29 Schaufelblatt mit gefädelten profilschnitten

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010009615.6A DE102010009615B4 (de) 2010-02-27 2010-02-27 Schaufelblatt mit gefädelten Profilschnitten
DE102010009615.6 2010-02-27

Publications (2)

Publication Number Publication Date
WO2011103849A2 WO2011103849A2 (de) 2011-09-01
WO2011103849A3 true WO2011103849A3 (de) 2011-11-03

Family

ID=44454085

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2011/000084 Ceased WO2011103849A2 (de) 2010-02-27 2011-01-29 Schaufelblatt mit gefädelten profilschnitten

Country Status (4)

Country Link
US (1) US9435207B2 (de)
EP (1) EP2539544A2 (de)
DE (1) DE102010009615B4 (de)
WO (1) WO2011103849A2 (de)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2151310A (en) * 1983-12-12 1985-07-17 Gen Electric Gas turbine engine blade
DE3441115C1 (de) * 1984-11-10 1986-01-30 Daimler-Benz Ag, 7000 Stuttgart Laufrad fuer eine Gasturbine
DE4228879A1 (de) * 1992-08-29 1994-03-03 Asea Brown Boveri Axialdurchströmte Turbine
EP0798447A2 (de) * 1996-03-28 1997-10-01 Mtu Motoren- Und Turbinen-Union MàœNchen Gmbh Schaufelblatt für Strömungsmaschinen
EP1106836A2 (de) * 1999-12-06 2001-06-13 General Electric Company Zweifach gebogene Kompressorschaufel

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6241474B1 (en) * 1998-12-30 2001-06-05 Valeo Thermique Moteur Axial flow fan
JP2005282492A (ja) * 2004-03-30 2005-10-13 Mitsubishi Fuso Truck & Bus Corp 翼形状作成プログラム及び方法
DE102005025213B4 (de) * 2005-06-01 2014-05-15 Honda Motor Co., Ltd. Schaufel einer Axialströmungsmaschine
DE102005042115A1 (de) * 2005-09-05 2007-03-08 Rolls-Royce Deutschland Ltd & Co Kg Schaufel einer Strömungsarbeitsmaschine mit blockweise definierter Profilskelettlinie
DE102006055869A1 (de) * 2006-11-23 2008-05-29 Rolls-Royce Deutschland Ltd & Co Kg Schaufelblattdesign für die Lauf- und Leitschaufeln einer Turbomaschine
FR2935427B1 (fr) * 2008-08-27 2010-09-24 Snecma Methode de reduction des niveaux vibratoires d'un doublet et roues aubagees contrarotatives de turbomachine.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2151310A (en) * 1983-12-12 1985-07-17 Gen Electric Gas turbine engine blade
DE3441115C1 (de) * 1984-11-10 1986-01-30 Daimler-Benz Ag, 7000 Stuttgart Laufrad fuer eine Gasturbine
DE4228879A1 (de) * 1992-08-29 1994-03-03 Asea Brown Boveri Axialdurchströmte Turbine
EP0798447A2 (de) * 1996-03-28 1997-10-01 Mtu Motoren- Und Turbinen-Union MàœNchen Gmbh Schaufelblatt für Strömungsmaschinen
EP1106836A2 (de) * 1999-12-06 2001-06-13 General Electric Company Zweifach gebogene Kompressorschaufel

Also Published As

Publication number Publication date
EP2539544A2 (de) 2013-01-02
DE102010009615A1 (de) 2011-09-01
US20120315148A1 (en) 2012-12-13
US9435207B2 (en) 2016-09-06
DE102010009615B4 (de) 2016-11-17
WO2011103849A2 (de) 2011-09-01

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