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IT1396362B1 - Macchina con righe in rilievo che possono essere abrase e metodo. - Google Patents

Macchina con righe in rilievo che possono essere abrase e metodo.

Info

Publication number
IT1396362B1
IT1396362B1 ITCO2009A000045A ITCO20090045A IT1396362B1 IT 1396362 B1 IT1396362 B1 IT 1396362B1 IT CO2009A000045 A ITCO2009A000045 A IT CO2009A000045A IT CO20090045 A ITCO20090045 A IT CO20090045A IT 1396362 B1 IT1396362 B1 IT 1396362B1
Authority
IT
Italy
Prior art keywords
abrase
machine
relief lines
relief
lines
Prior art date
Application number
ITCO2009A000045A
Other languages
English (en)
Inventor
Iacopo Giovannetti
Vittorio Michelassi
Massimo Giannozzi
Farshad Ghasripoor
Nuo Sheng
Dennis Gray
Original Assignee
Nuovo Pignone Spa
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
Priority to ITCO2009A000045A priority Critical patent/IT1396362B1/it
Application filed by Nuovo Pignone Spa filed Critical Nuovo Pignone Spa
Priority to MX2012005085A priority patent/MX2012005085A/es
Priority to JP2012536842A priority patent/JP5728017B2/ja
Priority to US13/505,086 priority patent/US20130004305A1/en
Priority to CN201080060067.4A priority patent/CN102753833B/zh
Priority to RU2012119299/06A priority patent/RU2556092C2/ru
Priority to EP10771600.3A priority patent/EP2494210B1/en
Priority to PCT/US2010/052232 priority patent/WO2011053448A1/en
Priority to CA2779380A priority patent/CA2779380A1/en
Priority to BR112012009977A priority patent/BR112012009977A2/pt
Priority to KR1020127013901A priority patent/KR20120095407A/ko
Publication of ITCO20090045A1 publication Critical patent/ITCO20090045A1/it
Application granted granted Critical
Publication of IT1396362B1 publication Critical patent/IT1396362B1/it

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
    • F04D29/02Selection of particular materials
    • F04D29/023Selection of particular materials especially adapted for elastic fluid pumps
    • 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
    • F01D11/00Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/122Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
    • 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
    • F04D29/08Sealings
    • F04D29/16Sealings between pressure and suction sides
    • F04D29/161Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/162Sealings between pressure and suction sides especially adapted for elastic fluid pumps of a centrifugal flow wheel
    • 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
    • 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
    • F04D29/685Inducing localised fluid recirculation in the stator-rotor interface
    • 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
    • F05D2250/181Two-dimensional patterned ridged
    • 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
    • F05D2250/182Two-dimensional patterned crenellated, notched
    • 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
    • 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
    • F05D2250/184Two-dimensional patterned sinusoidal
    • 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
    • F05D2300/00Materials; Properties thereof
    • F05D2300/10Metals, alloys or intermetallic compounds
    • F05D2300/17Alloys
    • 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
    • F05D2300/00Materials; Properties thereof
    • F05D2300/10Metals, alloys or intermetallic compounds
    • F05D2300/17Alloys
    • F05D2300/173Aluminium alloys, e.g. AlCuMgPb
    • 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
    • F05D2300/00Materials; Properties thereof
    • F05D2300/40Organic materials
    • F05D2300/43Synthetic polymers, e.g. plastics; Rubber
    • 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
    • F05D2300/00Materials; Properties thereof
    • F05D2300/40Organic materials
    • F05D2300/43Synthetic polymers, e.g. plastics; Rubber
    • F05D2300/432PTFE [PolyTetraFluorEthylene]
    • 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
    • F05D2300/00Materials; Properties thereof
    • F05D2300/40Organic materials
    • F05D2300/43Synthetic polymers, e.g. plastics; Rubber
    • F05D2300/434Polyimides, e.g. AURUM

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Crushing And Grinding (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Other Air-Conditioning Systems (AREA)
ITCO2009A000045A 2009-10-30 2009-10-30 Macchina con righe in rilievo che possono essere abrase e metodo. IT1396362B1 (it)

Priority Applications (11)

Application Number Priority Date Filing Date Title
ITCO2009A000045A IT1396362B1 (it) 2009-10-30 2009-10-30 Macchina con righe in rilievo che possono essere abrase e metodo.
JP2012536842A JP5728017B2 (ja) 2009-10-30 2010-10-12 摩耗性隆起部を有する機械および方法
US13/505,086 US20130004305A1 (en) 2009-10-30 2010-10-12 Machine with Abradable Ridges and Method
CN201080060067.4A CN102753833B (zh) 2009-10-30 2010-10-12 带有可磨脊的机器和方法
MX2012005085A MX2012005085A (es) 2009-10-30 2010-10-12 Maquina con crestas sujetas a abrasión y método.
RU2012119299/06A RU2556092C2 (ru) 2009-10-30 2010-10-12 Установка с истираемыми выступами уплотнений и способ нанесения истираемого материала
EP10771600.3A EP2494210B1 (en) 2009-10-30 2010-10-12 Machine with abradable ridges and method
PCT/US2010/052232 WO2011053448A1 (en) 2009-10-30 2010-10-12 Machine with abradable ridges and method
CA2779380A CA2779380A1 (en) 2009-10-30 2010-10-12 Machine with abradable ridges and method
BR112012009977A BR112012009977A2 (pt) 2009-10-30 2010-10-12 máquina, diafragma de um compressor e método para depositar um material abrasível em um diafragma de uma máquina
KR1020127013901A KR20120095407A (ko) 2009-10-30 2010-10-12 마모성 릿지를 갖는 기계 및 방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITCO2009A000045A IT1396362B1 (it) 2009-10-30 2009-10-30 Macchina con righe in rilievo che possono essere abrase e metodo.

Publications (2)

Publication Number Publication Date
ITCO20090045A1 ITCO20090045A1 (it) 2011-04-30
IT1396362B1 true IT1396362B1 (it) 2012-11-19

Family

ID=42145024

Family Applications (1)

Application Number Title Priority Date Filing Date
ITCO2009A000045A IT1396362B1 (it) 2009-10-30 2009-10-30 Macchina con righe in rilievo che possono essere abrase e metodo.

Country Status (11)

Country Link
US (1) US20130004305A1 (it)
EP (1) EP2494210B1 (it)
JP (1) JP5728017B2 (it)
KR (1) KR20120095407A (it)
CN (1) CN102753833B (it)
BR (1) BR112012009977A2 (it)
CA (1) CA2779380A1 (it)
IT (1) IT1396362B1 (it)
MX (1) MX2012005085A (it)
RU (1) RU2556092C2 (it)
WO (1) WO2011053448A1 (it)

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US8939716B1 (en) 2014-02-25 2015-01-27 Siemens Aktiengesellschaft Turbine abradable layer with nested loop groove pattern
US9249680B2 (en) 2014-02-25 2016-02-02 Siemens Energy, Inc. Turbine abradable layer with asymmetric ridges or grooves
US8939705B1 (en) 2014-02-25 2015-01-27 Siemens Energy, Inc. Turbine abradable layer with progressive wear zone multi depth grooves
US8939706B1 (en) 2014-02-25 2015-01-27 Siemens Energy, Inc. Turbine abradable layer with progressive wear zone having a frangible or pixelated nib surface
US9151175B2 (en) 2014-02-25 2015-10-06 Siemens Aktiengesellschaft Turbine abradable layer with progressive wear zone multi level ridge arrays
US9243511B2 (en) 2014-02-25 2016-01-26 Siemens Aktiengesellschaft Turbine abradable layer with zig zag groove pattern
US8939707B1 (en) * 2014-02-25 2015-01-27 Siemens Energy, Inc. Turbine abradable layer with progressive wear zone terraced ridges
EP3143259B1 (en) * 2014-05-15 2020-08-05 Nuovo Pignone S.r.l. Method of manufacturing a component of a turbomachine, component of a turbomachine and turbomachine
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WO2016133581A1 (en) 2015-02-18 2016-08-25 Siemens Aktiengesellschaft Turbine shroud with abradable layer having composite non-inflected triple angle ridges and grooves
US20160281727A1 (en) * 2015-03-27 2016-09-29 Dresser-Rand Company Apparatus, system, and method for compressing a process fluid
US9951642B2 (en) * 2015-05-08 2018-04-24 United Technologies Corporation Intermittent grooved soft abradable material to reduce blade tip temperature
US20170276142A1 (en) * 2016-03-24 2017-09-28 Gregory Graham Clearance reducing system, appratus and method
KR20180061507A (ko) 2016-11-29 2018-06-08 순천향대학교 산학협력단 방염 및 항균용 도료 조성물
KR102336547B1 (ko) * 2017-04-24 2021-12-07 엘지전자 주식회사 팬 모터 및 그 제조방법
KR102049051B1 (ko) 2018-08-22 2019-11-26 엘지전자 주식회사 팬 모터 및 그 제조방법
KR102400236B1 (ko) * 2018-08-22 2022-05-23 엘지전자 주식회사 팬 모터 및 그 제조방법
US11692490B2 (en) * 2021-05-26 2023-07-04 Doosan Heavy Industries & Construction Co., Ltd. Gas turbine inner shroud with abradable surface feature
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Also Published As

Publication number Publication date
US20130004305A1 (en) 2013-01-03
MX2012005085A (es) 2012-10-01
EP2494210A1 (en) 2012-09-05
ITCO20090045A1 (it) 2011-04-30
JP2013509533A (ja) 2013-03-14
CA2779380A1 (en) 2011-05-05
BR112012009977A2 (pt) 2016-03-01
WO2011053448A8 (en) 2012-06-14
KR20120095407A (ko) 2012-08-28
RU2012119299A (ru) 2013-12-10
CN102753833B (zh) 2016-02-10
CN102753833A (zh) 2012-10-24
JP5728017B2 (ja) 2015-06-03
RU2556092C2 (ru) 2015-07-10
EP2494210B1 (en) 2018-09-26
WO2011053448A1 (en) 2011-05-05

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