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FR2470881A1 - Compresseur centrifuge avec diffuseur - Google Patents

Compresseur centrifuge avec diffuseur

Info

Publication number
FR2470881A1
FR2470881A1 FR8025359A FR8025359A FR2470881A1 FR 2470881 A1 FR2470881 A1 FR 2470881A1 FR 8025359 A FR8025359 A FR 8025359A FR 8025359 A FR8025359 A FR 8025359A FR 2470881 A1 FR2470881 A1 FR 2470881A1
Authority
FR
France
Prior art keywords
diffuser
mobile wheel
centrifugal compressor
blades
central axis
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.)
Granted
Application number
FR8025359A
Other languages
English (en)
Other versions
FR2470881B1 (fr
Inventor
Keiichi Nakanishi
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.)
Nissan Motor Co Ltd
Original Assignee
Nissan Motor Co Ltd
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 Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Publication of FR2470881A1 publication Critical patent/FR2470881A1/fr
Application granted granted Critical
Publication of FR2470881B1 publication Critical patent/FR2470881B1/fr
Granted 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
    • F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/462—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid pumps
    • 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)

Abstract

L'INVENTION CONCERNE UN COMPRESSEUR DE FLUIDE CENTRIFUGE AVEC UNE ROUE MOBILE ROTATIVE AUTOUR DE SON AXE CENTRAL ET UN DIFFUSEUR DE FLUIDE. SELON L'INVENTION, UN CERTAIN NOMBRE D'AUBES DE DIFFUSEUR 21 SONT PLACEES AUTOUR DE LA ROUE MOBILE 14, CES AUBES ETANT AGENCEES DE FACON QUE LA POSITION ANGULAIRE DE CHACUNE D'ENTRE ELLES PAR RAPPORT A L'AXE CENTRAL DE LA ROUE MOBILE 14 ET CHAQUE AUBE DE DIFFUSEUR EN DIRECTION RADIALE DU DIFFUSEUR SOIENT VARIABLES INDEPENDAMMENT L'UNE DE L'AUTRE. L'INVENTION S'APPLIQUE NOTAMMENT AUX TURBINES.
FR8025359A 1979-11-30 1980-11-28 Compresseur centrifuge avec diffuseur Granted FR2470881A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15423179A JPS5677598A (en) 1979-11-30 1979-11-30 Variable-position diffuser for centrifugal compressor

Publications (2)

Publication Number Publication Date
FR2470881A1 true FR2470881A1 (fr) 1981-06-12
FR2470881B1 FR2470881B1 (fr) 1985-03-22

Family

ID=15579706

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8025359A Granted FR2470881A1 (fr) 1979-11-30 1980-11-28 Compresseur centrifuge avec diffuseur

Country Status (5)

Country Link
US (1) US4338063A (fr)
JP (1) JPS5677598A (fr)
DE (1) DE3044920C2 (fr)
FR (1) FR2470881A1 (fr)
GB (1) GB2065235B (fr)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4504190A (en) * 1983-03-09 1985-03-12 Gas Power Systems, Inc. Flow control apparatus and method
US4629396A (en) * 1984-10-17 1986-12-16 Borg-Warner Corporation Adjustable stator mechanism for high pressure radial turbines and the like
US4737071A (en) * 1985-04-22 1988-04-12 Williams International Corporation Variable geometry centrifugal compressor diffuser
DE3844189A1 (de) * 1988-12-29 1990-07-12 Mtu Muenchen Gmbh Verstellbarer radialdiffusor fuer einen verdichter
US5116197A (en) * 1990-10-31 1992-05-26 York International Corporation Variable geometry diffuser
US5324164A (en) * 1991-06-13 1994-06-28 Doering John N Fluid active device
US5207559A (en) * 1991-07-25 1993-05-04 Allied-Signal Inc. Variable geometry diffuser assembly
DE4225126C1 (fr) * 1992-07-30 1993-04-01 Mtu Muenchen Gmbh
JP3686300B2 (ja) 2000-02-03 2005-08-24 三菱重工業株式会社 遠心圧縮機
US6547520B2 (en) * 2001-05-24 2003-04-15 Carrier Corporation Rotating vane diffuser for a centrifugal compressor
US6814540B2 (en) * 2002-10-22 2004-11-09 Carrier Corporation Rotating vane diffuser for a centrifugal compressor
GB2400633B (en) * 2003-04-15 2005-03-09 Honeywell Int Inc Variable flow nozzle for a turbocharger
US7101151B2 (en) * 2003-09-24 2006-09-05 General Electric Company Diffuser for centrifugal compressor
US7407367B2 (en) 2004-09-22 2008-08-05 Hamilton Sundstrand Corporation Variable area diffuser
US7854585B2 (en) * 2004-11-08 2010-12-21 Honeywell International Inc. Variable geometry compressor
EP1910686B1 (fr) * 2005-08-02 2016-03-09 Honeywell International Inc. Dispositif de tuyere a geometrie variable
WO2007018529A1 (fr) * 2005-08-02 2007-02-15 Honeywell International Inc. Module de compresseur a geometrie variable
US7905703B2 (en) * 2007-05-17 2011-03-15 General Electric Company Centrifugal compressor return passages using splitter vanes
US8438855B2 (en) * 2008-07-24 2013-05-14 General Electric Company Slotted compressor diffuser and related method
US9080578B2 (en) 2008-09-02 2015-07-14 Hamilton Sundstrand Corporation Compact drive for compressor variable diffuser
DE102008044505B4 (de) 2008-09-08 2010-07-01 Friedrich-Alexander-Universität Erlangen-Nürnberg Radialverdichter
GB2481245A (en) * 2010-06-18 2011-12-21 Cummins Turbo Tech Ltd Variable geometry turbine
DE102011003522B4 (de) * 2011-02-02 2013-03-14 Siemens Aktiengesellschaft Gekoppelte Austrittsleitapparat-Winkelverstellung
US9341193B2 (en) * 2013-04-04 2016-05-17 Hamilton Sundstrand Corporation Cabin air compressor diffuser vane drive ring
US9890793B2 (en) * 2014-09-23 2018-02-13 Hamilton Sundstrand Corporation Variable diffuser vane
US10883379B2 (en) * 2018-05-11 2021-01-05 Rolls-Royce Corporation Variable diffuser having a respective penny for each vane
FR3085720B1 (fr) * 2018-09-06 2020-08-07 Liebherr-Aerospace Toulouse Sas Distributeur d'une turbine radiale de turbomachine, turbomachine comprenant un tel distributeur et systeme de conditionnement d'air comprenant une telle turbomachine
CN109578339B (zh) * 2019-01-24 2023-08-11 中国科学院工程热物理研究所 一种双自由度可调半高叶片扩压器装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191324233A (en) * 1913-10-25 1914-02-26 Thomas Henry Collett Homersham Improvements in Centrifugal Blowers and other Centrifugal Machines of a similar Nature.
CH83367A (de) * 1919-02-05 1920-04-16 Bbc Brown Boveri & Cie Einrichtung zur Verstellung der Leitschaufeln bei Kreiselverdichtern
FR2015956A1 (fr) * 1968-08-20 1970-04-30 Escher Wyss Ag
US3639075A (en) * 1969-12-12 1972-02-01 Gen Electric Turbomachinery vane adjustment mechanism

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE418479C (de) * 1923-03-17 1925-09-09 Maschf Ag Fa Deutsche Kreiselmaschine (Verdichter o. dgl.)
US2976013A (en) * 1955-08-17 1961-03-21 Fairchild Engine & Airplane Turbine construction
US3495921A (en) * 1967-12-11 1970-02-17 Judson S Swearingen Variable nozzle turbine
CH492130A (de) * 1968-08-20 1970-06-15 Escher Wyss Ag Das Laufrad eines Zentrifugalverdichters koaxial umschliessender, für die Anströmung mit Überschallgeschwindigkeit bestimmter Leitapparat
JPS5122101A (ja) * 1974-08-19 1976-02-21 Hitachi Ltd Enshingataryutaikikaino deifuyuuza
US4102250A (en) * 1976-08-16 1978-07-25 Caterpillar Tractor Co. Load check and bypass valve
US4242042A (en) * 1978-05-16 1980-12-30 United Technologies Corporation Temperature control of engine case for clearance control

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191324233A (en) * 1913-10-25 1914-02-26 Thomas Henry Collett Homersham Improvements in Centrifugal Blowers and other Centrifugal Machines of a similar Nature.
CH83367A (de) * 1919-02-05 1920-04-16 Bbc Brown Boveri & Cie Einrichtung zur Verstellung der Leitschaufeln bei Kreiselverdichtern
FR2015956A1 (fr) * 1968-08-20 1970-04-30 Escher Wyss Ag
US3639075A (en) * 1969-12-12 1972-02-01 Gen Electric Turbomachinery vane adjustment mechanism

Also Published As

Publication number Publication date
JPS6336440B2 (fr) 1988-07-20
FR2470881B1 (fr) 1985-03-22
JPS5677598A (en) 1981-06-25
GB2065235B (en) 1983-08-03
DE3044920A1 (de) 1981-10-01
US4338063A (en) 1982-07-06
DE3044920C2 (de) 1984-03-01
GB2065235A (en) 1981-06-24

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Legal Events

Date Code Title Description
ST Notification of lapse