ATE247783T1 - Diffusor ohne pulsation der stoss-grenzschicht und verfahren zum unterdrücken der stoss- grenzschicht-pulsation von diffusoren - Google Patents

Diffusor ohne pulsation der stoss-grenzschicht und verfahren zum unterdrücken der stoss- grenzschicht-pulsation von diffusoren

Info

Publication number
ATE247783T1
ATE247783T1 AT00907578T AT00907578T ATE247783T1 AT E247783 T1 ATE247783 T1 AT E247783T1 AT 00907578 T AT00907578 T AT 00907578T AT 00907578 T AT00907578 T AT 00907578T AT E247783 T1 ATE247783 T1 AT E247783T1
Authority
AT
Austria
Prior art keywords
diffuser
pulsation
fluid
boundary layer
diffusor
Prior art date
Application number
AT00907578T
Other languages
English (en)
Inventor
Peter Kraus
Original Assignee
Univ Stuttgart
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 Univ Stuttgart filed Critical Univ Stuttgart
Application granted granted Critical
Publication of ATE247783T1 publication Critical patent/ATE247783T1/de

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
    • F01D25/30—Exhaust heads, chambers, or the like
    • 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
    • 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
    • F05D2250/10—Two-dimensional
    • F05D2250/19—Two-dimensional machined; miscellaneous
    • F05D2250/191—Two-dimensional machined; miscellaneous perforated
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S415/00—Rotary kinetic fluid motors or pumps
    • Y10S415/914—Device to control boundary layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Pipe Accessories (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Hydraulic Turbines (AREA)
AT00907578T 1999-02-15 2000-02-15 Diffusor ohne pulsation der stoss-grenzschicht und verfahren zum unterdrücken der stoss- grenzschicht-pulsation von diffusoren ATE247783T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19905994A DE19905994A1 (de) 1999-02-15 1999-02-15 Vorrichtung und Verfahren zur Aufhebung von Stoß-Grenzschicht-Oszillationen bei kreisringförmigen Diffusoren (axial-radial) an Dampfturbinen
PCT/EP2000/001300 WO2000049297A1 (de) 1999-02-15 2000-02-15 Diffusor ohne pulsation der stoss-grenzschicht und verfahren zum unterdrücken der stoss-grenzschicht-pulsation von diffusoren

Publications (1)

Publication Number Publication Date
ATE247783T1 true ATE247783T1 (de) 2003-09-15

Family

ID=7897371

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00907578T ATE247783T1 (de) 1999-02-15 2000-02-15 Diffusor ohne pulsation der stoss-grenzschicht und verfahren zum unterdrücken der stoss- grenzschicht-pulsation von diffusoren

Country Status (6)

Country Link
US (1) US6602046B2 (de)
EP (1) EP1153219B1 (de)
AT (1) ATE247783T1 (de)
AU (1) AU2912100A (de)
DE (2) DE19905994A1 (de)
WO (1) WO2000049297A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2412941A1 (de) * 2010-07-26 2012-02-01 Siemens Aktiengesellschaft Abgasdiffusor für eine Gasturbine und Verfahren dafür
US8628297B2 (en) * 2010-08-20 2014-01-14 General Electric Company Tip flowpath contour
US8591184B2 (en) 2010-08-20 2013-11-26 General Electric Company Hub flowpath contour
US20130022444A1 (en) * 2011-07-19 2013-01-24 Sudhakar Neeli Low pressure turbine exhaust diffuser with turbulators
US20130243564A1 (en) * 2012-03-14 2013-09-19 Prakash Bavanjibhai Dalsania Exhaust diffuser for turbine
EP2677123B2 (de) 2012-06-18 2018-04-25 General Electric Technology GmbH Diffusor für Turbomaschinen
US9109467B2 (en) * 2012-07-05 2015-08-18 General Electric Company Exhaust system for use with a turbine and method of assembling same
DE102013204006A1 (de) * 2013-03-08 2014-09-11 Siemens Aktiengesellschaft Diffusoranordnung für ein Abdampfgehäuse einer Dampfturbine, sowie damit ausgestattete Dampfturbine
JP6189239B2 (ja) * 2014-03-24 2017-08-30 三菱日立パワーシステムズ株式会社 蒸気タービン

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3123285A (en) * 1964-03-03 Diffuser with boundary layer control
FR770326A (fr) * 1933-06-07 1934-09-12 Procédé de transformation de l'énergie calorifique en énergie cinétique ou potentielle
DE1108525B (de) * 1956-06-11 1961-06-08 Voith Gmbh J M Diffusor mit einer Einrichtung zum Anblasen der Grenzschicht
FR1318602A (fr) * 1959-08-01 1963-02-22 Procédé pour influencer la circulation d'un fluide, notamment dans des pompes centrifuges, et dispositif pour la réalisation de ce procédé
US3149470A (en) * 1962-08-29 1964-09-22 Gen Electric Low pressure turbine exhaust hood
GB1386281A (en) * 1972-03-06 1975-03-05 Luft U Kaeltetechnik Veb K Boundary layer control for turbo machines
US3945760A (en) * 1974-10-29 1976-03-23 Westinghouse Electric Corporation Outer cylinder for a low pressure turbine apparatus
US4029430A (en) * 1975-09-02 1977-06-14 Fonda Bonardi Giusto Short subsonic diffuser for large pressure ratios
IL48928A (en) * 1976-01-29 1978-04-30 Univ Ben Gurion Wind-driven energy generating device
US4159188A (en) * 1977-07-11 1979-06-26 Atencio Francisco J G Dam with reversible hydroelectric station
FR2401311A1 (fr) * 1977-08-25 1979-03-23 Europ Turb Vapeur Dispositif d'echappement pour turbine axiale a fluide condensable
US5603605A (en) * 1996-04-01 1997-02-18 Fonda-Bonardi; G. Diffuser

Also Published As

Publication number Publication date
US20020018714A1 (en) 2002-02-14
WO2000049297A1 (de) 2000-08-24
US6602046B2 (en) 2003-08-05
EP1153219A1 (de) 2001-11-14
AU2912100A (en) 2000-09-04
DE50003355D1 (de) 2003-09-25
WO2000049297B1 (de) 2001-05-25
EP1153219B1 (de) 2003-08-20
DE19905994A1 (de) 2000-08-24

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