ITTO20030894A1 - PERFECTIONS IN STATORS OF AXIAL TURBINES. - Google Patents

PERFECTIONS IN STATORS OF AXIAL TURBINES.

Info

Publication number
ITTO20030894A1
ITTO20030894A1 ITTO20030894A ITTO20030894A1 IT TO20030894 A1 ITTO20030894 A1 IT TO20030894A1 IT TO20030894 A ITTO20030894 A IT TO20030894A IT TO20030894 A1 ITTO20030894 A1 IT TO20030894A1
Authority
IT
Italy
Prior art keywords
perfections
stators
axial turbines
turbines
axial
Prior art date
Application number
Other languages
Italian (it)
Inventor
Luigi Maretto
Alberto Torre
Original Assignee
Ansaldo Energia Spa
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 Ansaldo Energia Spa filed Critical Ansaldo Energia Spa
Priority to ITTO20030894 priority Critical patent/ITTO20030894A1/en
Priority to EP04105587A priority patent/EP1531235A3/en
Publication of ITTO20030894A1 publication Critical patent/ITTO20030894A1/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
    • 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
    • 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
    • F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
    • 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
    • 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
    • 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
    • F05D2250/00—Geometry
    • F05D2250/30—Arrangement of components
    • F05D2250/32—Arrangement of components according to their shape
    • F05D2250/323—Arrangement of components according to their shape convergent
    • 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
    • F05D2270/00—Control
    • F05D2270/01—Purpose of the control system
    • F05D2270/17—Purpose of the control system to control boundary layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
ITTO20030894 2003-11-11 2003-11-11 PERFECTIONS IN STATORS OF AXIAL TURBINES. ITTO20030894A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITTO20030894 ITTO20030894A1 (en) 2003-11-11 2003-11-11 PERFECTIONS IN STATORS OF AXIAL TURBINES.
EP04105587A EP1531235A3 (en) 2003-11-11 2004-11-08 Stator for an axial-flow turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO20030894 ITTO20030894A1 (en) 2003-11-11 2003-11-11 PERFECTIONS IN STATORS OF AXIAL TURBINES.

Publications (1)

Publication Number Publication Date
ITTO20030894A1 true ITTO20030894A1 (en) 2005-05-12

Family

ID=34430816

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO20030894 ITTO20030894A1 (en) 2003-11-11 2003-11-11 PERFECTIONS IN STATORS OF AXIAL TURBINES.

Country Status (2)

Country Link
EP (1) EP1531235A3 (en)
IT (1) ITTO20030894A1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR994013A (en) * 1944-12-05 1951-11-09 Rateau Soc Improvement in the execution of distributors and turbine nozzles
ZA8234B (en) * 1981-01-05 1982-11-24 Alsthom Atlantique A turbine stage
JPH10184304A (en) * 1996-12-27 1998-07-14 Toshiba Corp Turbine nozzle and turbine moving blade of axial flow turbine

Also Published As

Publication number Publication date
EP1531235A3 (en) 2006-01-18
EP1531235A2 (en) 2005-05-18

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