CH529914A - Turbine stage - Google Patents

Turbine stage

Info

Publication number
CH529914A
CH529914A CH1182171A CH1182171A CH529914A CH 529914 A CH529914 A CH 529914A CH 1182171 A CH1182171 A CH 1182171A CH 1182171 A CH1182171 A CH 1182171A CH 529914 A CH529914 A CH 529914A
Authority
CH
Switzerland
Prior art keywords
turbine stage
turbine
stage
Prior art date
Application number
CH1182171A
Other languages
German (de)
Inventor
Efimovich Deich Mikhail
Moimann Klaus
Original Assignee
Mo Energeticheskij Institut
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 Mo Energeticheskij Institut filed Critical Mo Energeticheskij Institut
Priority to CH1182171A priority Critical patent/CH529914A/en
Priority to GB3761371A priority patent/GB1364511A/en
Priority to DE2140720A priority patent/DE2140720A1/en
Priority to US00171589A priority patent/US3756740A/en
Priority to FR7129913A priority patent/FR2149619A5/fr
Publication of CH529914A publication Critical patent/CH529914A/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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CH1182171A 1971-08-11 1971-08-11 Turbine stage CH529914A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH1182171A CH529914A (en) 1971-08-11 1971-08-11 Turbine stage
GB3761371A GB1364511A (en) 1971-08-11 1971-08-11 Turbines
DE2140720A DE2140720A1 (en) 1971-08-11 1971-08-13 TURBINE LEVEL
US00171589A US3756740A (en) 1971-08-11 1971-08-13 Turbine stage
FR7129913A FR2149619A5 (en) 1971-08-11 1971-08-17

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CH1182171A CH529914A (en) 1971-08-11 1971-08-11 Turbine stage
GB3761371A GB1364511A (en) 1971-08-11 1971-08-11 Turbines
US17158971A 1971-08-13 1971-08-13
DE2140720A DE2140720A1 (en) 1971-08-11 1971-08-13 TURBINE LEVEL
FR7129913A FR2149619A5 (en) 1971-08-11 1971-08-17

Publications (1)

Publication Number Publication Date
CH529914A true CH529914A (en) 1972-10-31

Family

ID=27509431

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1182171A CH529914A (en) 1971-08-11 1971-08-11 Turbine stage

Country Status (4)

Country Link
CH (1) CH529914A (en)
DE (1) DE2140720A1 (en)
FR (1) FR2149619A5 (en)
GB (1) GB1364511A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2661946A1 (en) * 1990-05-14 1991-11-15 Alsthom Gec ACTION TURBINE STAGE WITH REDUCED SECONDARY LOSSES.
EP0894945A2 (en) 1997-07-29 1999-02-03 Siemens Aktiengesellschaft Turbine and turbine blading
EP0894944A1 (en) * 1997-07-29 1999-02-03 Siemens Aktiengesellschaft Turbine blading
EP0972910A1 (en) * 1998-07-14 2000-01-19 Asea Brown Boveri AG Non-contact sealing of gaps in gas turbines
EP2055896A1 (en) * 2007-10-31 2009-05-06 Siemens Aktiengesellschaft Bucket for a turbine of a thermal power plant having a foot section

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3980411A (en) * 1975-10-20 1976-09-14 United Technologies Corporation Aerodynamic seal for a rotary machine
DE3308140C2 (en) * 1983-03-08 1985-12-19 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Multi-stage gas turbine
GB2146707B (en) * 1983-09-14 1987-08-05 Rolls Royce Turbine
US4830575A (en) * 1988-02-08 1989-05-16 Dresser-Rand Company Spiral grooves in a turbine rotor
US4844692A (en) * 1988-08-12 1989-07-04 Avco Corporation Contoured step entry rotor casing
FR2675536B1 (en) * 1991-04-19 1994-12-09 Alsthom Gec TURBINE WITH ACTION WITH ROTOR DRUM AND IMPROVEMENT WITH THESE TURBINES.
JPH10259703A (en) * 1997-03-18 1998-09-29 Mitsubishi Heavy Ind Ltd Shroud for gas turbine and platform seal system
GB2340189A (en) * 1998-08-04 2000-02-16 Siemens Plc A turbomachine shroud seal having baffles
EP1167695A1 (en) * 2000-06-21 2002-01-02 Siemens Aktiengesellschaft Gas turbine and gas turbine guide vane
US7305697B2 (en) 2001-02-02 2007-12-04 Opentv, Inc. Service gateway for interactive television
US6779972B2 (en) * 2002-10-31 2004-08-24 General Electric Company Flowpath sealing and streamlining configuration for a turbine
DE102009040758A1 (en) * 2009-09-10 2011-03-17 Mtu Aero Engines Gmbh Deflection device for a leakage current in a gas turbine and gas turbine
US8926283B2 (en) * 2012-11-29 2015-01-06 Siemens Aktiengesellschaft Turbine blade angel wing with pumping features

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2661946A1 (en) * 1990-05-14 1991-11-15 Alsthom Gec ACTION TURBINE STAGE WITH REDUCED SECONDARY LOSSES.
EP0457241A1 (en) * 1990-05-14 1991-11-21 Gec Alsthom Sa Impulse turbine stage with reduced secondary losses
US5125794A (en) * 1990-05-14 1992-06-30 Gec Alsthom Sa Impulse turbine stage with reduced secondary losses
EP0894945A2 (en) 1997-07-29 1999-02-03 Siemens Aktiengesellschaft Turbine and turbine blading
EP0894944A1 (en) * 1997-07-29 1999-02-03 Siemens Aktiengesellschaft Turbine blading
US5997249A (en) * 1997-07-29 1999-12-07 Siemens Aktiengesellschaft Turbine, in particular steam turbine, and turbine blade
EP0894945A3 (en) * 1997-07-29 2000-07-12 Siemens Aktiengesellschaft Turbine and turbine blading
EP0972910A1 (en) * 1998-07-14 2000-01-19 Asea Brown Boveri AG Non-contact sealing of gaps in gas turbines
US6276692B1 (en) 1998-07-14 2001-08-21 Asea Brown Boveri Ag Non-contact sealing of gaps in gas turbines
EP1347153A1 (en) * 1998-07-14 2003-09-24 ALSTOM (Switzerland) Ltd Non- contact sealing of gaps in gas turbines
EP2055896A1 (en) * 2007-10-31 2009-05-06 Siemens Aktiengesellschaft Bucket for a turbine of a thermal power plant having a foot section

Also Published As

Publication number Publication date
DE2140720A1 (en) 1973-02-15
FR2149619A5 (en) 1973-03-30
GB1364511A (en) 1974-08-21

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Legal Events

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