DE60310921D1 - Diffusor mit gesonderten kanälen - Google Patents

Diffusor mit gesonderten kanälen

Info

Publication number
DE60310921D1
DE60310921D1 DE60310921T DE60310921T DE60310921D1 DE 60310921 D1 DE60310921 D1 DE 60310921D1 DE 60310921 T DE60310921 T DE 60310921T DE 60310921 T DE60310921 T DE 60310921T DE 60310921 D1 DE60310921 D1 DE 60310921D1
Authority
DE
Germany
Prior art keywords
diffuser
special channels
channels
special
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.)
Expired - Lifetime
Application number
DE60310921T
Other languages
English (en)
Other versions
DE60310921T2 (de
Inventor
Douglas Roberts
Andre Leblanc
Suresh Kacker
Peter Townsend
Ioan Sasu
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.)
Pratt and Whitney Canada Corp
Original Assignee
Pratt and Whitney Canada Corp
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 Pratt and Whitney Canada Corp filed Critical Pratt and Whitney Canada Corp
Publication of DE60310921D1 publication Critical patent/DE60310921D1/de
Application granted granted Critical
Publication of DE60310921T2 publication Critical patent/DE60310921T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
    • F01D9/048—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector for radial admission
    • 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
    • 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
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE60310921T 2002-05-08 2003-04-10 Diffusor mit gesonderten kanälen Expired - Lifetime DE60310921T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US140101 2002-05-08
US10/140,101 US6589015B1 (en) 2002-05-08 2002-05-08 Discrete passage diffuser
PCT/CA2003/000526 WO2003095843A1 (en) 2002-05-08 2003-04-10 Discrete passage diffuser

Publications (2)

Publication Number Publication Date
DE60310921D1 true DE60310921D1 (de) 2007-02-15
DE60310921T2 DE60310921T2 (de) 2007-05-24

Family

ID=22489760

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60310921T Expired - Lifetime DE60310921T2 (de) 2002-05-08 2003-04-10 Diffusor mit gesonderten kanälen

Country Status (6)

Country Link
US (2) US6589015B1 (de)
EP (1) EP1507977B1 (de)
JP (1) JP4047330B2 (de)
CA (1) CA2483380C (de)
DE (1) DE60310921T2 (de)
WO (1) WO2003095843A1 (de)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
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US6589015B1 (en) * 2002-05-08 2003-07-08 Pratt & Whitney Canada Corp. Discrete passage diffuser
US6760971B2 (en) * 2002-07-15 2004-07-13 Pratt & Whitney Canada Corp. Method of making a gas turbine engine diffuser
DE10310678B3 (de) * 2003-03-12 2004-09-23 Atlas Copco Energas Gmbh Expansionsturbinenstufe
US7370787B2 (en) 2003-12-15 2008-05-13 Pratt & Whitney Canada Corp. Compressor rotor and method for making
US7156618B2 (en) * 2004-11-17 2007-01-02 Pratt & Whitney Canada Corp. Low cost diffuser assembly for gas turbine engine
US7442006B2 (en) * 2005-08-15 2008-10-28 Honeywell International Inc. Integral diffuser and deswirler with continuous flow path deflected at assembly
US20070092387A1 (en) * 2005-10-21 2007-04-26 Borgwarner Inc. Oil discharge assembly for a turbocharger
US7500364B2 (en) 2005-11-22 2009-03-10 Honeywell International Inc. System for coupling flow from a centrifugal compressor to an axial combustor for gas turbines
US7553122B2 (en) * 2005-12-22 2009-06-30 General Electric Company Self-aspirated flow control system for centrifugal compressors
EP1903184B1 (de) * 2006-09-21 2019-05-01 Siemens Energy, Inc. Subsystem einer Verbrennungsturbine mit verwundenem Übergangskanal
JP4505523B2 (ja) * 2007-07-18 2010-07-21 本田技研工業株式会社 遠心型圧縮機のアキシャルディフューザ
FR2927951B1 (fr) * 2008-02-27 2011-08-19 Snecma Ensemble diffuseur-redresseur pour une turbomachine
US8091365B2 (en) * 2008-08-12 2012-01-10 Siemens Energy, Inc. Canted outlet for transition in a gas turbine engine
US8065881B2 (en) * 2008-08-12 2011-11-29 Siemens Energy, Inc. Transition with a linear flow path with exhaust mouths for use in a gas turbine engine
US8113003B2 (en) * 2008-08-12 2012-02-14 Siemens Energy, Inc. Transition with a linear flow path for use in a gas turbine engine
US8235648B2 (en) * 2008-09-26 2012-08-07 Pratt & Whitney Canada Corp. Diffuser with enhanced surge margin
US8596968B2 (en) * 2008-12-31 2013-12-03 Rolls-Royce North American Technologies, Inc. Diffuser for a compressor
US8616007B2 (en) * 2009-01-22 2013-12-31 Siemens Energy, Inc. Structural attachment system for transition duct outlet
GB0916901D0 (en) * 2009-09-25 2009-11-11 Dynamic Boosting Systems Ltd Diffuser
US8839625B2 (en) 2010-06-08 2014-09-23 Hamilton Sunstrand Corporation Gas turbine engine diffuser having air flow channels with varying widths
FR2966529B1 (fr) * 2010-10-21 2014-04-25 Turbomeca Procede d’attache de couvercle de compresseur centrifuge de turbomachine, couvercle de compresseur de mise en oeuvre et assemblage de compresseur muni d’un tel couvercle
US8935926B2 (en) 2010-10-28 2015-01-20 United Technologies Corporation Centrifugal compressor with bleed flow splitter for a gas turbine engine
RU2482338C2 (ru) * 2010-11-25 2013-05-20 Открытое акционерное общество "НПО Энергомаш имени академика В.П. Глушко" Высокооборотный шнекоцентробежный насос
RU2013154700A (ru) 2011-06-30 2015-08-10 Прэтт Энд Уитни Кэнэдэ Корп Диффузорная трубка и узел для газотурбинного двигателя
US9874218B2 (en) * 2011-07-22 2018-01-23 Hamilton Sundstrand Corporation Minimal-acoustic-impact inlet cooling flow
WO2014113877A1 (en) * 2013-01-23 2014-07-31 Rev-Air Innovations Inc. Air diffuser
WO2014137430A1 (en) 2013-03-08 2014-09-12 Rolls-Royce North American Technologies, Inc. Gas turbine engine centrifugal compressor with seal between two diffuser parts
US9752585B2 (en) 2013-03-15 2017-09-05 United Technologies Corporation Gas turbine engine architecture with intercooled twin centrifugal compressor
US9874223B2 (en) 2013-06-17 2018-01-23 Pratt & Whitney Canada Corp. Diffuser pipe for a gas turbine engine and method for manufacturing same
US9574562B2 (en) 2013-08-07 2017-02-21 General Electric Company System and apparatus for pumping a multiphase fluid
US9134029B2 (en) 2013-09-12 2015-09-15 Siemens Energy, Inc. Radial midframe baffle for can-annular combustor arrangement having tangentially oriented combustor cans
US9528706B2 (en) 2013-12-13 2016-12-27 Siemens Energy, Inc. Swirling midframe flow for gas turbine engine having advanced transitions
US9803652B2 (en) * 2014-02-10 2017-10-31 Pratt & Whitney Canada Corp. Centrifugal compressor diffuser and method for controlling same
WO2015199693A1 (en) 2014-06-26 2015-12-30 Siemens Energy, Inc. Converging flow joint insert system at an intersection between adjacent transition duct bodljs
US9771813B2 (en) 2014-06-26 2017-09-26 Siemens Energy, Inc. Converging flow joint insert system at an intersection between adjacent transitions extending between a combustor and a turbine assembly in a gas turbine engine
US20160115971A1 (en) * 2014-10-27 2016-04-28 Pratt & Whitney Canada Corp. Diffuser pipe with splitter vane
US10066639B2 (en) * 2015-03-09 2018-09-04 Caterpillar Inc. Compressor assembly having a vaneless space
CN104895841B (zh) * 2015-04-30 2018-03-23 中国科学院工程热物理研究所 整流器、流道结构、组合压气机、航空燃气涡轮发动机
DE102015219556A1 (de) 2015-10-08 2017-04-13 Rolls-Royce Deutschland Ltd & Co Kg Diffusor für Radialverdichter, Radialverdichter und Turbomaschine mit Radialverdichter
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
US10352237B2 (en) * 2016-05-26 2019-07-16 Rolls-Royce Corporation Diffuser having shaped vanes
US10544693B2 (en) * 2016-06-15 2020-01-28 Honeywell International Inc. Service routing configuration for a gas turbine engine diffuser system
US10823197B2 (en) 2016-12-20 2020-11-03 Pratt & Whitney Canada Corp. Vane diffuser and method for controlling a compressor having same
US10718222B2 (en) 2017-03-27 2020-07-21 General Electric Company Diffuser-deswirler for a gas turbine engine
CN111630280A (zh) * 2018-04-04 2020-09-04 三菱重工发动机和增压器株式会社 离心压缩机以及具备该离心压缩机的涡轮增压器
US10823195B2 (en) * 2018-04-17 2020-11-03 Pratt & Whitney Canada Corp. Diffuser pipe with non-axisymmetric end wall
US10823196B2 (en) * 2018-08-10 2020-11-03 Pratt & Whitney Canada Corp. Compressor diffuser with diffuser pipes varying in natural vibration frequencies
US11098650B2 (en) 2018-08-10 2021-08-24 Pratt & Whitney Canada Corp. Compressor diffuser with diffuser pipes having aero-dampers
US10921018B2 (en) 2018-10-22 2021-02-16 Sashrik Sribhashyam Self-sealing vent assembly
US10781705B2 (en) * 2018-11-27 2020-09-22 Pratt & Whitney Canada Corp. Inter-compressor flow divider profiling
US11136993B2 (en) * 2019-04-03 2021-10-05 Pratt & Whitney Canada Corp. Diffuser pipe with asymmetry
US11098730B2 (en) 2019-04-12 2021-08-24 Rolls-Royce Corporation Deswirler assembly for a centrifugal compressor
CN111255747A (zh) * 2020-02-03 2020-06-09 西安增材制造国家研究院有限公司 一种离心压气机用一体化扩压器连接结构
US11220922B1 (en) * 2020-06-17 2022-01-11 Honeywell International Inc. Monolithic diffuser and deswirl flow structure for gas turbine engine
US11286952B2 (en) 2020-07-14 2022-03-29 Rolls-Royce Corporation Diffusion system configured for use with centrifugal compressor
US11441516B2 (en) 2020-07-14 2022-09-13 Rolls-Royce North American Technologies Inc. Centrifugal compressor assembly for a gas turbine engine with deswirler having sealing features
US11578654B2 (en) 2020-07-29 2023-02-14 Rolls-Royce North American Technologies Inc. Centrifical compressor assembly for a gas turbine engine
US11378005B1 (en) * 2020-12-17 2022-07-05 Pratt & Whitney Canada Corp. Compressor diffuser and diffuser pipes therefor
US11391296B1 (en) * 2021-07-07 2022-07-19 Pratt & Whitney Canada Corp. Diffuser pipe with curved cross-sectional shapes

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GB170815A (en) * 1920-07-14 1921-10-14 Owen Alfred Price Improvements in centrifugal or turbine pumps
US1662249A (en) 1926-04-13 1928-03-13 Irving C Jennings Casing for impeller-type water pumps
US3333762A (en) * 1966-11-16 1967-08-01 United Aircraft Canada Diffuser for centrifugal compressor
US3420435A (en) * 1967-02-09 1969-01-07 United Aircraft Canada Diffuser construction
FR1603204A (de) * 1968-09-10 1971-03-22
US3832089A (en) * 1972-08-28 1974-08-27 Avco Corp Turbomachinery and method of manufacturing diffusers therefor
US3964837A (en) * 1975-01-13 1976-06-22 Avco Corporation Eccentric passage pipe diffuser
US4212585A (en) 1978-01-20 1980-07-15 Northern Research And Engineering Corporation Centrifugal compressor
US4576550A (en) * 1983-12-02 1986-03-18 General Electric Company Diffuser for a centrifugal compressor
JPH01257797A (ja) * 1988-04-05 1989-10-13 Kawasaki Heavy Ind Ltd 遠心圧縮機のデイフユーザおよびその製造方法
EP0535102B1 (de) 1990-06-19 1995-11-29 COLE, Martin Terence Saugvorrichtung oder pumpe für gasförmige medien
US5252027A (en) 1990-10-30 1993-10-12 Carrier Corporation Pipe diffuser structure
DE4311746A1 (de) 1993-04-08 1994-10-13 Klein Schanzlin & Becker Ag Kreiselpumpenlaufrad
GB9415685D0 (en) * 1994-08-03 1994-09-28 Rolls Royce Plc A gas turbine engine and a diffuser therefor
FR2772843B1 (fr) * 1997-12-19 2000-03-17 Snecma Dispositif de transfert de fluide entre deux etages successifs d'une turbomachine centrifuge multietages
US6166462A (en) 1998-05-04 2000-12-26 Ametek, Inc. Bypass motor/fan assembly having separate working air passages
US6471475B1 (en) * 2000-07-14 2002-10-29 Pratt & Whitney Canada Corp. Integrated duct diffuser
US6589015B1 (en) * 2002-05-08 2003-07-08 Pratt & Whitney Canada Corp. Discrete passage diffuser

Also Published As

Publication number Publication date
US20050118019A1 (en) 2005-06-02
US7628583B2 (en) 2009-12-08
EP1507977B1 (de) 2007-01-03
DE60310921T2 (de) 2007-05-24
CA2483380C (en) 2011-09-27
JP2005524800A (ja) 2005-08-18
US6589015B1 (en) 2003-07-08
JP4047330B2 (ja) 2008-02-13
WO2003095843A1 (en) 2003-11-20
CA2483380A1 (en) 2003-11-20
EP1507977A1 (de) 2005-02-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition