DE3127214C2 - Diffusor für einen Überschallzentrifugalverdichter - Google Patents

Diffusor für einen Überschallzentrifugalverdichter

Info

Publication number
DE3127214C2
DE3127214C2 DE3127214A DE3127214A DE3127214C2 DE 3127214 C2 DE3127214 C2 DE 3127214C2 DE 3127214 A DE3127214 A DE 3127214A DE 3127214 A DE3127214 A DE 3127214A DE 3127214 C2 DE3127214 C2 DE 3127214C2
Authority
DE
Germany
Prior art keywords
channel
section
diffuser
cross
collar
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
Application number
DE3127214A
Other languages
German (de)
English (en)
Other versions
DE3127214A1 (de
Inventor
Gilbert Palaiseau Kergreis
Yves Ribaud
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.)
Office National dEtudes et de Recherches Aerospatiales ONERA
Original Assignee
Office National dEtudes et de Recherches Aerospatiales ONERA
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 Office National dEtudes et de Recherches Aerospatiales ONERA filed Critical Office National dEtudes et de Recherches Aerospatiales ONERA
Publication of DE3127214A1 publication Critical patent/DE3127214A1/de
Application granted granted Critical
Publication of DE3127214C2 publication Critical patent/DE3127214C2/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F04D21/00—Pump involving supersonic speed of pumped fluids
    • 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)
DE3127214A 1980-07-16 1981-07-10 Diffusor für einen Überschallzentrifugalverdichter Expired DE3127214C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8015716A FR2487018A1 (fr) 1980-07-16 1980-07-16 Perfectionnements aux compresseurs supersoniques

Publications (2)

Publication Number Publication Date
DE3127214A1 DE3127214A1 (de) 1982-03-25
DE3127214C2 true DE3127214C2 (de) 1987-04-23

Family

ID=9244194

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3127214A Expired DE3127214C2 (de) 1980-07-16 1981-07-10 Diffusor für einen Überschallzentrifugalverdichter

Country Status (5)

Country Link
US (1) US4445816A (enExample)
CH (1) CH642148A5 (enExample)
DE (1) DE3127214C2 (enExample)
FR (1) FR2487018A1 (enExample)
GB (1) GB2079853B (enExample)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3632094A1 (de) * 1986-09-20 1988-03-24 Mtu Muenchen Gmbh Turbomaschine mit transsonisch durchstroemten stufen
DE3705307A1 (de) * 1987-02-19 1988-09-01 Kloeckner Humboldt Deutz Ag Radialverdichter
US4790720A (en) * 1987-05-18 1988-12-13 Sundstrand Corporation Leading edges for diffuser blades
US5680754A (en) * 1990-02-12 1997-10-28 General Electric Company Compressor splitter for use with a forward variable area bypass injector
US5231825A (en) * 1990-04-09 1993-08-03 General Electric Company Method for compressor air extraction
US5155993A (en) * 1990-04-09 1992-10-20 General Electric Company Apparatus for compressor air extraction
TW381150B (en) * 1996-03-29 2000-02-01 Sanyo Electric Co Electric fan
US5669756A (en) * 1996-06-07 1997-09-23 Carrier Corporation Recirculating diffuser
DE19814627C2 (de) * 1998-04-01 2001-02-22 Man Turbomasch Ag Ghh Borsig Kühlluftentnahme aus dem Diffusorteil eines Kompressors einer Gasturbine
DE19817705C2 (de) * 1998-04-21 2001-02-15 Man Turbomasch Ag Ghh Borsig Kühlluftentnahme aus dem Diffusorteil eines Kompressors einer Gasturbine
US20030210980A1 (en) * 2002-01-29 2003-11-13 Ramgen Power Systems, Inc. Supersonic compressor
US7334990B2 (en) * 2002-01-29 2008-02-26 Ramgen Power Systems, Inc. Supersonic compressor
US6695579B2 (en) 2002-06-20 2004-02-24 The Boeing Company Diffuser having a variable blade height
US7434400B2 (en) * 2002-09-26 2008-10-14 Lawlor Shawn P Gas turbine power plant with supersonic shock compression ramps
US7293955B2 (en) * 2002-09-26 2007-11-13 Ramgen Power Systrms, Inc. Supersonic gas compressor
RU2327060C1 (ru) * 2006-11-23 2008-06-20 Федеральное государственное унитарное предприятие "Центральный институт авиационного моторостроения имени П.И. Баранова" Центробежный компрессор
ATE530771T1 (de) * 2008-01-18 2011-11-15 Ramgen Power Systems Llc Verfahren und vorrichtung zum starten von überschallverdichtern
US8235648B2 (en) * 2008-09-26 2012-08-07 Pratt & Whitney Canada Corp. Diffuser with enhanced surge margin
RU2445516C1 (ru) * 2010-10-01 2012-03-20 Закрытое акционерное общество "Научно-исследовательский и конструкторский институт центробежных и роторных компрессоров им. В.Б. Шнеппа" Рабочее колесо центробежного компрессора (варианты)
KR20170120202A (ko) 2013-01-23 2017-10-30 컨셉츠 이티아이 인코포레이티드 터보머신들의 인접한 블레이드 요소들의 흐름장들의 결합을 가하는 구조들 및 방법들, 그리고 그들을 포함하는 터보머신들
CN106574636B (zh) 2014-06-24 2021-08-24 概创机械设计有限责任公司 用于涡轮机的流动控制结构及其设计方法
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
RU2623627C1 (ru) * 2016-08-04 2017-06-28 Публичное акционерное общество "Уфимское моторостроительное производственное объединение" ПАО "УМПО" Направляющий аппарат осевого компрессора
RU2623631C1 (ru) * 2016-08-11 2017-06-28 Публичное акционерное общество "Уфимское моторостроительное производственное объединение" ПАО "УМПО" Направляющий аппарат осевого компрессора
US10823197B2 (en) 2016-12-20 2020-11-03 Pratt & Whitney Canada Corp. Vane diffuser and method for controlling a compressor having same
US11143201B2 (en) * 2019-03-15 2021-10-12 Pratt & Whitney Canada Corp. Impeller tip cavity
JP2023536998A (ja) 2020-08-07 2023-08-30 コンセプツ エヌアールイーシー，エルエルシー 性能を向上させるための流量制御構造及び当該流量制御構造を組み込んだターボ機械
US11268536B1 (en) 2020-09-08 2022-03-08 Pratt & Whitney Canada Corp. Impeller exducer cavity with flow recirculation
WO2024035894A1 (en) 2022-08-11 2024-02-15 Next Gen Compression Llc Method for efficient part load compressor operation
US12066027B2 (en) 2022-08-11 2024-08-20 Next Gen Compression Llc Variable geometry supersonic compressor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2106040A (en) * 1936-01-22 1938-01-18 Gen Electric Blower rotor for very high peripheral velocity
FR999797A (fr) * 1946-01-04 1952-02-05 Rateau Soc Perfectionnement aux pompes et compresseurs centrifuges
US2759662A (en) * 1950-04-26 1956-08-21 Carrier Corp Centrifugal compressors
DE1096536B (de) * 1953-08-17 1961-01-05 Rheinische Maschinen Und App G Zentrifugalverdichter, aus dessen Laufrad das Foerdermittel mit UEberschallgeschwindigkeit in eine das Laufrad konzentrisch umschliessende Leitvorrichtung eintritt
FR2230229A5 (enExample) * 1973-05-16 1974-12-13 Onera (Off Nat Aerospatiale)
US4164845A (en) * 1974-10-16 1979-08-21 Avco Corporation Rotary compressors
US4131389A (en) * 1975-11-28 1978-12-26 The Garrett Corporation Centrifugal compressor with improved range
DE2850452A1 (de) * 1978-11-17 1980-05-29 Avco Corp Drehkompressoren

Also Published As

Publication number Publication date
FR2487018B1 (enExample) 1984-08-17
US4445816A (en) 1984-05-01
CH642148A5 (fr) 1984-03-30
DE3127214A1 (de) 1982-03-25
GB2079853B (en) 1984-09-05
GB2079853A (en) 1982-01-27
FR2487018A1 (fr) 1982-01-22

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee