DE1956886A1 - Schaufel fuer Stroemungsmaschinen - Google Patents

Schaufel fuer Stroemungsmaschinen

Info

Publication number
DE1956886A1
DE1956886A1 DE19691956886 DE1956886A DE1956886A1 DE 1956886 A1 DE1956886 A1 DE 1956886A1 DE 19691956886 DE19691956886 DE 19691956886 DE 1956886 A DE1956886 A DE 1956886A DE 1956886 A1 DE1956886 A1 DE 1956886A1
Authority
DE
Germany
Prior art keywords
blade
tip
shovel according
convex surface
rest
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.)
Pending
Application number
DE19691956886
Other languages
German (de)
English (en)
Inventor
Passey Richard Douglas Cook
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Publication of DE1956886A1 publication Critical patent/DE1956886A1/de
Pending 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
    • F01D5/16—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
    • 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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator

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)
DE19691956886 1968-11-15 1969-11-12 Schaufel fuer Stroemungsmaschinen Pending DE1956886A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB5428768 1968-11-15
FR6939779A FR2030647A5 (enrdf_load_stackoverflow) 1968-11-15 1969-11-19

Publications (1)

Publication Number Publication Date
DE1956886A1 true DE1956886A1 (de) 1970-05-21

Family

ID=26215380

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691956886 Pending DE1956886A1 (de) 1968-11-15 1969-11-12 Schaufel fuer Stroemungsmaschinen

Country Status (3)

Country Link
DE (1) DE1956886A1 (enrdf_load_stackoverflow)
FR (1) FR2030647A5 (enrdf_load_stackoverflow)
GB (1) GB1231424A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996014494A3 (en) * 1994-11-04 1997-02-13 United Technologies Corp Rotor airfoils to control tip leakage flows
EP1953344A1 (de) 2007-02-05 2008-08-06 Siemens Aktiengesellschaft Turbinenschaufel
WO2012025359A1 (en) 2010-08-23 2012-03-01 Rolls-Royce Plc Method of damping aerofoil structure vibrations and corresponding aerofoil structure

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52115409A (en) * 1976-03-24 1977-09-28 Dowa Co Axiallflow fan wheels
GB2139294A (en) * 1983-02-18 1984-11-07 Pioneer Dharma Ventures Limite Omni-directional rotor
FR2556409B1 (fr) * 1983-12-12 1991-07-12 Gen Electric Aube perfectionnee pour moteur a turbine a gaz et procede de fabrication
US6290465B1 (en) * 1999-07-30 2001-09-18 General Electric Company Rotor blade
US9845683B2 (en) 2013-01-08 2017-12-19 United Technology Corporation Gas turbine engine rotor blade
US10947851B2 (en) * 2018-12-19 2021-03-16 Raytheon Technologies Corporation Local pressure side blade tip lean

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996014494A3 (en) * 1994-11-04 1997-02-13 United Technologies Corp Rotor airfoils to control tip leakage flows
EP1953344A1 (de) 2007-02-05 2008-08-06 Siemens Aktiengesellschaft Turbinenschaufel
WO2012025359A1 (en) 2010-08-23 2012-03-01 Rolls-Royce Plc Method of damping aerofoil structure vibrations and corresponding aerofoil structure

Also Published As

Publication number Publication date
FR2030647A5 (enrdf_load_stackoverflow) 1970-11-13
GB1231424A (enrdf_load_stackoverflow) 1971-05-12

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