CA2838686C - Procede de diffusion d'un etage de compression d'une turbine a gaz et etage de diffusion de mise en oeuvre - Google Patents

Procede de diffusion d'un etage de compression d'une turbine a gaz et etage de diffusion de mise en oeuvre Download PDF

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Publication number
CA2838686C
CA2838686C CA2838686A CA2838686A CA2838686C CA 2838686 C CA2838686 C CA 2838686C CA 2838686 A CA2838686 A CA 2838686A CA 2838686 A CA2838686 A CA 2838686A CA 2838686 C CA2838686 C CA 2838686C
Authority
CA
Canada
Prior art keywords
blades
flanges
stage
flow
diffusion
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 - Fee Related
Application number
CA2838686A
Other languages
English (en)
French (fr)
Other versions
CA2838686A1 (fr
Inventor
Laurent Tarnowski
Nicolas BULOT
Jerome Porodo
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.)
Safran Helicopter Engines SAS
Original Assignee
Turbomeca SA
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 Turbomeca SA filed Critical Turbomeca SA
Publication of CA2838686A1 publication Critical patent/CA2838686A1/fr
Application granted granted Critical
Publication of CA2838686C publication Critical patent/CA2838686C/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/42Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44Fluid-guiding means, e.g. diffusers
    • F04D29/441Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00Axial-flow pumps
    • F04D19/002Axial flow fans
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/42Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44Fluid-guiding means, e.g. diffusers
    • F04D29/441Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
    • F04D29/444Bladed diffusers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00Geometry
    • F05D2250/50Inlet or outlet
    • F05D2250/52Outlet

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CA2838686A 2011-06-20 2012-06-19 Procede de diffusion d'un etage de compression d'une turbine a gaz et etage de diffusion de mise en oeuvre Expired - Fee Related CA2838686C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1155370A FR2976633B1 (fr) 2011-06-20 2011-06-20 Procede de diffusion d'un etage de compression d'une turbine a gaz et etage de diffusion de mise en oeuvre
FR1155370 2011-06-20
PCT/FR2012/051367 WO2012175855A1 (fr) 2011-06-20 2012-06-19 Procede de diffusion d'un etage de compression d'une turbine a gaz et etage de diffusion de mise en oeuvre

Publications (2)

Publication Number Publication Date
CA2838686A1 CA2838686A1 (fr) 2012-12-27
CA2838686C true CA2838686C (fr) 2019-09-17

Family

ID=46508080

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2838686A Expired - Fee Related CA2838686C (fr) 2011-06-20 2012-06-19 Procede de diffusion d'un etage de compression d'une turbine a gaz et etage de diffusion de mise en oeuvre

Country Status (11)

Country Link
US (1) US20140133957A1 (pl)
EP (1) EP2721305B1 (pl)
JP (1) JP6261498B2 (pl)
KR (1) KR101946084B1 (pl)
CN (1) CN103635698B (pl)
CA (1) CA2838686C (pl)
FR (1) FR2976633B1 (pl)
IN (1) IN2014DN00118A (pl)
PL (1) PL2721305T3 (pl)
RU (1) RU2596691C2 (pl)
WO (1) WO2012175855A1 (pl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3003908B1 (fr) 2013-03-28 2017-07-07 Turbomeca Diffuseur a ailettes d un compresseur radial ou mixte
DE102017122524A1 (de) * 2017-09-28 2019-03-28 Abb Turbo Systems Ag Diffusor für einen Verdichter
US11286952B2 (en) 2020-07-14 2022-03-29 Rolls-Royce Corporation Diffusion system configured for use with centrifugal compressor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB685814A (en) * 1950-03-03 1953-01-14 Escher Wyss Ag Improvements in and relating to radial centrifugal compressors and pumps
US6123506A (en) * 1999-01-20 2000-09-26 Pratt & Whitney Canada Corp. Diffuser pipe assembly
RU2197644C1 (ru) * 2001-07-30 2003-01-27 Открытое акционерное общество "Татнефть" Рабочее колесо центробежного насоса
US6695579B2 (en) * 2002-06-20 2004-02-24 The Boeing Company Diffuser having a variable blade height
GB0223756D0 (en) * 2002-10-14 2002-11-20 Holset Engineering Co Compressor
RU2330994C2 (ru) * 2006-05-16 2008-08-10 Открытое акционерное общество "Климов" Центробежный компрессор
US8100643B2 (en) * 2009-04-30 2012-01-24 Pratt & Whitney Canada Corp. Centrifugal compressor vane diffuser wall contouring
CN201461538U (zh) * 2009-07-30 2010-05-12 大同北方天力增压技术有限公司 一种抛物线型叶片式扩压器

Also Published As

Publication number Publication date
WO2012175855A1 (fr) 2012-12-27
FR2976633B1 (fr) 2015-01-09
RU2013156047A (ru) 2015-07-27
RU2596691C2 (ru) 2016-09-10
CN103635698A (zh) 2014-03-12
CN103635698B (zh) 2017-06-13
JP6261498B2 (ja) 2018-01-17
KR20140047653A (ko) 2014-04-22
EP2721305B1 (fr) 2021-02-24
IN2014DN00118A (pl) 2015-05-22
US20140133957A1 (en) 2014-05-15
FR2976633A1 (fr) 2012-12-21
EP2721305A1 (fr) 2014-04-23
JP2014517217A (ja) 2014-07-17
CA2838686A1 (fr) 2012-12-27
KR101946084B1 (ko) 2019-02-08
PL2721305T3 (pl) 2021-07-12

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20170518

MKLA Lapsed

Effective date: 20220620