SE521085C2 - Kylluftsuttag på sugsidan av en diffusorskovel hos ett radiellt kompressorsteg hos gasturbiner - Google Patents

Kylluftsuttag på sugsidan av en diffusorskovel hos ett radiellt kompressorsteg hos gasturbiner

Info

Publication number
SE521085C2
SE521085C2 SE9901248A SE9901248A SE521085C2 SE 521085 C2 SE521085 C2 SE 521085C2 SE 9901248 A SE9901248 A SE 9901248A SE 9901248 A SE9901248 A SE 9901248A SE 521085 C2 SE521085 C2 SE 521085C2
Authority
SE
Sweden
Prior art keywords
diffuser
cooling air
compressor
housing
air outlet
Prior art date
Application number
SE9901248A
Other languages
English (en)
Swedish (sv)
Other versions
SE9901248L (sv
SE9901248D0 (sv
Inventor
Harald Schoenenborn
Original Assignee
Man Turbomaschinen Ag
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 Man Turbomaschinen Ag filed Critical Man Turbomaschinen Ag
Publication of SE9901248D0 publication Critical patent/SE9901248D0/xx
Publication of SE9901248L publication Critical patent/SE9901248L/
Publication of SE521085C2 publication Critical patent/SE521085C2/sv

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
    • F01D9/045—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector for radial flow machines or engines
    • 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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/105—Final actuators by passing part of the fluid
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
    • F04D29/444—Bladed diffusers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • F04D29/682—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid extraction
    • 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
    • F05D2250/50—Inlet or outlet
    • F05D2250/52—Outlet

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)
  • Supercharger (AREA)
SE9901248A 1998-04-21 1999-04-08 Kylluftsuttag på sugsidan av en diffusorskovel hos ett radiellt kompressorsteg hos gasturbiner SE521085C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19817705A DE19817705C2 (de) 1998-04-21 1998-04-21 Kühlluftentnahme aus dem Diffusorteil eines Kompressors einer Gasturbine

Publications (3)

Publication Number Publication Date
SE9901248D0 SE9901248D0 (sv) 1999-04-08
SE9901248L SE9901248L (sv) 1999-10-22
SE521085C2 true SE521085C2 (sv) 2003-09-30

Family

ID=7865266

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9901248A SE521085C2 (sv) 1998-04-21 1999-04-08 Kylluftsuttag på sugsidan av en diffusorskovel hos ett radiellt kompressorsteg hos gasturbiner

Country Status (7)

Country Link
US (1) US6210104B1 (fr)
JP (1) JPH11343867A (fr)
DE (1) DE19817705C2 (fr)
FR (1) FR2777598B1 (fr)
GB (1) GB2336645B (fr)
IT (1) IT1309705B1 (fr)
SE (1) SE521085C2 (fr)

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* Cited by examiner, † Cited by third party
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EP1079068A3 (fr) * 1999-08-27 2004-01-07 General Electric Company Tube connecteur pour le circuit de refroidissement d'un rotor de turbine
GB2383093A (en) * 2001-12-12 2003-06-18 Rolls Royce Plc Flow turbulence reduction downstream of diverted flow
US6695579B2 (en) 2002-06-20 2004-02-24 The Boeing Company Diffuser having a variable blade height
US7101151B2 (en) 2003-09-24 2006-09-05 General Electric Company Diffuser for centrifugal compressor
US7883315B2 (en) * 2004-12-01 2011-02-08 United Technologies Corporation Seal assembly for a fan rotor of a tip turbine engine
US7905703B2 (en) * 2007-05-17 2011-03-15 General Electric Company Centrifugal compressor return passages using splitter vanes
FR2920033B1 (fr) * 2007-08-13 2014-08-22 Snecma Turbomachine avec diffuseur
US8235648B2 (en) * 2008-09-26 2012-08-07 Pratt & Whitney Canada Corp. Diffuser with enhanced surge margin
FR2937385B1 (fr) * 2008-10-17 2010-12-10 Turbomeca Diffuseur muni d'aubes a orifices
CN101446311B (zh) * 2008-10-30 2011-09-28 南京航空航天大学 抑制压气机叶背分离的无源脉冲射流器
US8133017B2 (en) * 2009-03-19 2012-03-13 General Electric Company Compressor diffuser
GB0916901D0 (en) * 2009-09-25 2009-11-11 Dynamic Boosting Systems Ltd Diffuser
DE102009052619A1 (de) * 2009-11-11 2011-05-12 Siemens Aktiengesellschaft Zwischenboden für eine Radialturbomaschine
FR2958967B1 (fr) * 2010-04-14 2013-03-15 Turbomeca Procede d'adaptation de debit d'air de turbomachine a compresseur centrifuge et diffuseur de mise en oeuvre
US8864449B2 (en) 2010-11-02 2014-10-21 Hamilton Sundstrand Corporation Drive ring bearing for compressor diffuser assembly
US9228497B2 (en) 2010-12-30 2016-01-05 Rolls-Royce Corporation Gas turbine engine with secondary air flow circuit
FR2975451B1 (fr) 2011-05-16 2016-07-01 Turbomeca Procede de soufflage dans un diffuseur de turbine a gaz et diffuseur correspondant
DE102012204403A1 (de) * 2012-03-20 2013-09-26 Man Diesel & Turbo Se Radialverdichtereinheit
US10570925B2 (en) 2015-10-27 2020-02-25 Pratt & Whitney Canada Corp. Diffuser pipe with splitter vane
US9926942B2 (en) 2015-10-27 2018-03-27 Pratt & Whitney Canada Corp. Diffuser pipe with vortex generators
US10823197B2 (en) 2016-12-20 2020-11-03 Pratt & Whitney Canada Corp. Vane diffuser and method for controlling a compressor having same
KR102003041B1 (ko) * 2018-11-20 2019-07-24 주식회사 조은바람 공기정화장치 제어방법
CN112955661A (zh) * 2019-07-22 2021-06-11 开利公司 包括抽吸式扩散器的离心式或混流式压缩机
US11802482B2 (en) 2022-01-28 2023-10-31 Hamilton Sundstrand Corporation Rotor with inlets to channels
CN115013837B (zh) * 2022-05-12 2023-08-18 中国航发四川燃气涡轮研究院 一种用于航空发动机燃烧室扩压器引气结构

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB666416A (en) * 1948-02-09 1952-02-13 Lysholm Alf Gas turbine power plant for jet propulsion
GB980363A (en) * 1961-12-04 1965-01-13 Jan Jerie Improvements in or relating to gas turbines
CH404069A (de) * 1962-06-29 1965-12-15 Licentia Gmbh Strömungskanal, insbesondere Arbeitsmittelströmungskanal eines Turbokompressors
US4005572A (en) * 1975-04-18 1977-02-01 Giffhorn William A Gas turbine engine control system
US4131389A (en) * 1975-11-28 1978-12-26 The Garrett Corporation Centrifugal compressor with improved range
US4368005A (en) * 1977-05-09 1983-01-11 Avco Corporation Rotary compressors
US4182117A (en) * 1978-01-09 1980-01-08 Avco Corporation Diffuser vane cusp bleed aperture with automatic ejector control device
AU533765B2 (en) * 1978-11-20 1983-12-08 Avco Corporation Surge control in gas; turbine
FR2487018A1 (fr) * 1980-07-16 1982-01-22 Onera (Off Nat Aerospatiale) Perfectionnements aux compresseurs supersoniques
US4431374A (en) * 1981-02-23 1984-02-14 Teledyne Industries, Inc. Vortex controlled radial diffuser for centrifugal compressor
DE3705307A1 (de) * 1987-02-19 1988-09-01 Kloeckner Humboldt Deutz Ag Radialverdichter
US5129224A (en) * 1989-12-08 1992-07-14 Sundstrand Corporation Cooling of turbine nozzle containment ring

Also Published As

Publication number Publication date
DE19817705A1 (de) 1999-11-04
FR2777598A1 (fr) 1999-10-22
GB2336645B (en) 2000-09-20
FR2777598B1 (fr) 2002-12-06
JPH11343867A (ja) 1999-12-14
IT1309705B1 (it) 2002-01-30
GB2336645A (en) 1999-10-27
ITMI990341A1 (it) 2000-08-19
SE9901248L (sv) 1999-10-22
DE19817705C2 (de) 2001-02-15
SE9901248D0 (sv) 1999-04-08
US6210104B1 (en) 2001-04-03

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