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EP2948369A4 - Energy efficiency improvements for turbomachinery - Google Patents

Energy efficiency improvements for turbomachinery

Info

Publication number
EP2948369A4
EP2948369A4 EP20130873064 EP13873064A EP2948369A4 EP 2948369 A4 EP2948369 A4 EP 2948369A4 EP 20130873064 EP20130873064 EP 20130873064 EP 13873064 A EP13873064 A EP 13873064A EP 2948369 A4 EP2948369 A4 EP 2948369A4
Authority
EP
Grant status
Application
Patent type
Prior art keywords
energy
efficiency
improvements
turbomachinery
energy efficiency
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.)
Pending
Application number
EP20130873064
Other languages
German (de)
French (fr)
Other versions
EP2948369A1 (en )
Inventor
Peter S Ireland
Anthony Ireland
Original Assignee
Peter S Ireland
Anthony Ireland
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

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
    • F04D29/66Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C23/00Influencing air-flow over aircraft surfaces, not otherwise provided for
    • B64C23/06Influencing air-flow over aircraft surfaces, not otherwise provided for by generating vortices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12Blades
    • F01D5/14Form or construction
    • F01D5/141Shape, i.e. outer, aerodynamic form
    • F01D5/145Means for influencing boundary layers or secondary circulations
    • 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
    • F04D29/66Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • F04D29/684Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid injection
    • 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
    • F05D2240/00Components
    • F05D2240/10Stators
    • F05D2240/12Fluid guiding means, e.g. vanes
    • F05D2240/121Fluid guiding means, e.g. vanes related to the leading edge of a stator vane
    • 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
    • F05D2240/00Components
    • F05D2240/10Stators
    • F05D2240/12Fluid guiding means, e.g. vanes
    • F05D2240/122Fluid guiding means, e.g. vanes related to the trailing edge of a stator vane
    • 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
    • F05D2240/00Components
    • F05D2240/20Rotors
    • F05D2240/30Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/303Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the leading edge of a rotor blade
    • 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
    • F05D2240/00Components
    • F05D2240/20Rotors
    • F05D2240/30Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/304Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the trailing edge of a rotor blade
    • 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
    • F05D2250/10Two-dimensional
    • F05D2250/18Two-dimensional patterned
    • F05D2250/183Two-dimensional patterned zigzag
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00Aeronautics or air transport
    • Y02T50/10Drag reduction
    • Y02T50/16Drag reduction by influencing airflow
    • Y02T50/162Wing tip vortex reduction
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00Aeronautics or air transport
    • Y02T50/60Efficient propulsion technologies
    • Y02T50/67Relevant aircraft propulsion technologies
    • Y02T50/671Measures to reduce the propulsor weight
    • Y02T50/672Measures to reduce the propulsor weight using composites
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00Aeronautics or air transport
    • Y02T50/60Efficient propulsion technologies
    • Y02T50/67Relevant aircraft propulsion technologies
    • Y02T50/673Improving the rotor blades aerodynamic
EP20130873064 2013-01-25 2013-01-25 Energy efficiency improvements for turbomachinery Pending EP2948369A4 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/IB2013/050676 WO2014114988A1 (en) 2013-01-25 2013-01-25 Energy efficiency improvements for turbomachinery

Publications (2)

Publication Number Publication Date
EP2948369A1 true EP2948369A1 (en) 2015-12-02
EP2948369A4 true true EP2948369A4 (en) 2017-01-18

Family

ID=51226975

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20130873064 Pending EP2948369A4 (en) 2013-01-25 2013-01-25 Energy efficiency improvements for turbomachinery

Country Status (6)

Country Link
EP (1) EP2948369A4 (en)
JP (1) JP2016509651A (en)
CN (1) CN105307931A (en)
CA (1) CA2899238A1 (en)
RU (1) RU2642203C2 (en)
WO (1) WO2014114988A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104462768B (en) * 2014-11-06 2017-08-01 上海电气电站设备有限公司 Turbogenerator axial flow fan a large, efficiency and power determination method
US20160318602A1 (en) * 2015-04-28 2016-11-03 The Boeing Company Aerodynamic surface assembly defining a fluidic actuation orifice
US20170234134A1 (en) * 2016-02-12 2017-08-17 General Electric Company Riblets For A Flowpath Surface Of A Turbomachine
CN105841191A (en) * 2016-03-30 2016-08-10 中国科学院工程热物理研究所 Tail edge structure of V-shaped flame stabilizer

Citations (5)

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US2800291A (en) * 1950-10-24 1957-07-23 Stephens Arthur Veryan Solid boundary surface for contact with a relatively moving fluid medium
US4822249A (en) * 1983-07-15 1989-04-18 Mtu Motoren-Und Turbinen-Union Munich Gmbh Axial flow blade wheel of a gas or steam driven turbine
EP1118747A2 (en) * 2000-01-22 2001-07-25 Rolls-Royce Limited An aerofoil for an axial flow turbomachine
US20110006165A1 (en) * 2009-07-10 2011-01-13 Peter Ireland Application of conformal sub boundary layer vortex generators to a foil or aero/ hydrodynamic surface
US20130000305A1 (en) * 2011-06-28 2013-01-03 Smith Bruce L Apparatus for controlling a boundary layer in a diffusing flow path of a power generating machine

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US4852355A (en) * 1980-12-22 1989-08-01 General Electric Company Dispensing arrangement for pressurized air
US4434957A (en) * 1982-03-30 1984-03-06 Rolls-Royce Incorporated Low drag surface
GB8626371D0 (en) * 1986-11-04 1987-03-18 British Aerospace Aerodynamic/hydrodynamic surfaces
US5088665A (en) * 1989-10-31 1992-02-18 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Serrated trailing edges for improving lift and drag characteristics of lifting surfaces
US4984626A (en) * 1989-11-24 1991-01-15 Carrier Corporation Embossed vortex generator enhanced plate fin
US5598990A (en) * 1994-12-15 1997-02-04 University Of Kansas Center For Research Inc. Supersonic vortex generator
RU2094313C1 (en) * 1995-04-20 1997-10-27 Виктор Павлович Винокуров Lifting surface
US6820430B1 (en) * 1999-07-12 2004-11-23 Bruce A. Tassone Method and apparatus for providing evaporative cooling and power augmentation in gas turbines
US7048505B2 (en) * 2002-06-21 2006-05-23 Darko Segota Method and system for regulating fluid flow over an airfoil or a hydrofoil
US6629674B1 (en) * 2002-07-24 2003-10-07 General Electric Company Method and apparatus for modulating airfoil lift
DE10237341A1 (en) * 2002-08-14 2004-02-26 Siemens Ag Finite vortex model for use in fluid flow numerical simulation, especially for modeling unsteady flows, whereby a general roll-off model is used to model the finite edge vortex
DE102005054248A1 (en) * 2005-11-15 2007-05-24 Airbus Deutschland Gmbh Braking flap for deceleration of aircraft against air-flow which surrounds aircraft, comprises many vortex edges, which resolve individual edge section into number of vortex part, are arranged at free edge
US7748958B2 (en) * 2006-12-13 2010-07-06 The Boeing Company Vortex generators on rotor blades to delay an onset of large oscillatory pitching moments and increase maximum lift
US8016567B2 (en) * 2007-01-17 2011-09-13 United Technologies Corporation Separation resistant aerodynamic article
JP5474279B2 (en) * 2007-03-06 2014-04-16 株式会社Ihi Cooling the turbine blade
US7900871B2 (en) * 2007-07-20 2011-03-08 Textron Innovations, Inc. Wing leading edge having vortex generators
DE102008033861A1 (en) * 2008-07-19 2010-01-21 Mtu Aero Engines Gmbh Blade of a turbomachine with vortex generator
US8656957B2 (en) * 2009-09-30 2014-02-25 The Board Of Trustees Of The University Of Illinois Vortex generators to control boundary layer interactions
JP2011163123A (en) * 2010-02-04 2011-08-25 Ihi Corp Turbine moving blade
US8453445B2 (en) * 2010-04-19 2013-06-04 Honeywell International Inc. Axial turbine with parallel flow compressor
US8434723B2 (en) * 2010-06-01 2013-05-07 Applied University Research, Inc. Low drag asymmetric tetrahedral vortex generators
US8690536B2 (en) * 2010-09-28 2014-04-08 Siemens Energy, Inc. Turbine blade tip with vortex generators
US9435537B2 (en) * 2010-11-30 2016-09-06 General Electric Company System and method for premixer wake and vortex filling for enhanced flame-holding resistance
US8657238B2 (en) * 2011-07-05 2014-02-25 The Boeing Company Retractable vortex generator for reducing stall speed
CN102705264A (en) * 2012-06-15 2012-10-03 美的集团有限公司 Axial flow rotor blade

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800291A (en) * 1950-10-24 1957-07-23 Stephens Arthur Veryan Solid boundary surface for contact with a relatively moving fluid medium
US4822249A (en) * 1983-07-15 1989-04-18 Mtu Motoren-Und Turbinen-Union Munich Gmbh Axial flow blade wheel of a gas or steam driven turbine
EP1118747A2 (en) * 2000-01-22 2001-07-25 Rolls-Royce Limited An aerofoil for an axial flow turbomachine
US20110006165A1 (en) * 2009-07-10 2011-01-13 Peter Ireland Application of conformal sub boundary layer vortex generators to a foil or aero/ hydrodynamic surface
US20130000305A1 (en) * 2011-06-28 2013-01-03 Smith Bruce L Apparatus for controlling a boundary layer in a diffusing flow path of a power generating machine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014114988A1 *

Also Published As

Publication number Publication date Type
RU2642203C2 (en) 2018-01-24 grant
RU2015131056A (en) 2017-02-28 application
CA2899238A1 (en) 2014-07-31 application
WO2014114988A1 (en) 2014-07-31 application
EP2948369A1 (en) 2015-12-02 application
CN105307931A (en) 2016-02-03 application
JP2016509651A (en) 2016-03-31 application

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RIC1 Classification (correction)

Ipc: B64C 23/06 20060101AFI20161213BHEP

Ipc: F04D 29/38 20060101ALI20161213BHEP