WO2013101921A2 - Systèmes de masquage sous pression et procédés pour leur utilisation - Google Patents

Systèmes de masquage sous pression et procédés pour leur utilisation Download PDF

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Publication number
WO2013101921A2
WO2013101921A2 PCT/US2012/071798 US2012071798W WO2013101921A2 WO 2013101921 A2 WO2013101921 A2 WO 2013101921A2 US 2012071798 W US2012071798 W US 2012071798W WO 2013101921 A2 WO2013101921 A2 WO 2013101921A2
Authority
WO
WIPO (PCT)
Prior art keywords
target surface
pressurized masking
passageway
pressurized
fluid
Prior art date
Application number
PCT/US2012/071798
Other languages
English (en)
Other versions
WO2013101921A3 (fr
Inventor
Mark Carmine BELLINO
Jonathan Matthew LOMAS
Matthew Paul BERKEBILE
Eunice Delia REYES
Original Assignee
General Electric Company
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 claimed from US13/339,468 external-priority patent/US20130167870A1/en
Priority claimed from US13/339,449 external-priority patent/US8887662B2/en
Application filed by General Electric Company filed Critical General Electric Company
Priority to JP2014550460A priority Critical patent/JP6220346B2/ja
Priority to EP12818755.6A priority patent/EP2798095B1/fr
Priority to CN201280065042.2A priority patent/CN104024465A/zh
Publication of WO2013101921A2 publication Critical patent/WO2013101921A2/fr
Publication of WO2013101921A3 publication Critical patent/WO2013101921A3/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/01—Selective coating, e.g. pattern coating, without pre-treatment of the material to be coated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • F01D5/288—Protective coatings for blades
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
    • F05D2300/611—Coating

Definitions

  • present coating e.g., thermal spray
  • cleaning processes involve a multi-step, highly labor intensive process of applying a partial layer of TBC coating, allowing the component and the TBC to sufficiently cool to a temperature at which the component can easily be handled, removing the component from an application fixture on which the thermal spraying takes place, and removing any masking, which is then followed by separately removing the well-cooled, solidified coating from the cooling holes using a water jet or other cleaning methods.
  • a fraction of the desired TBC thickness is applied prior to cleaning. As a result, the entire process must typically be repeated several times until the desired TBC thickness is reached.
  • the pressurized masking fluid 35 can comprise any medium that can pass through the passageway 12 with a positive energy and prevent the permanent altering of a cross sectional area of the at least one passageway by the cleaning material 25 (or particulates thereof).
  • "prevent the permanent altering of a cross sectional area" refers to removing and/or preventing substantially all of the cleaning material 25 that may enter the passageway 12 so that the cross sectional area of the passageway is not substantially reduced by a permanent obstruction 32 or increased due to erosion, deformation or the like.
  • a method 200 for pressure cleaning a target surface 11 of an article 10 comprising one or more passageways 12.
  • the method 200 first comprises fluidly connecting the pressure masker 30 to a first side 18 of at least one passageway 12 of the article 10 in step 210.
  • the fluid connection 31 may comprise a variety of configurations and may connect any type of pressure masker 30 to any number of passageways 12.
  • the pressure masker 30 then passes pressurized masking fluid 35 through the at least one passageway from the first side 18 to the second side 19 in step 220.
  • the part cleaner 20 cleans the target surface 11 on the second side 19 of the article 10 by projecting cleaning material 25 towards the target surface 11 in step 230.
  • passing pressurized masking fluid 35 through the at least one passageway 12 in step 220 and cleaning the target surface 11 in step 230 may start and end simultaneously in or with relative delay.
  • the pressurized masking fluid 35 may be passing through the passageway 12 in step 20 prior to the initiation of cleaning the target surface 11 in step 230.
  • Such embodiments may prevent a buildup of obstructions 32 prior to activation of the pressure masker 30.
  • the pressurized masking fluid 35 may continue to pass through the passageway 12 in step 220 after the article 10 is cleaned in step 230. Such embodiments may help ensure any obstacles 32 remaining in the passageways 12 after cleaning is complete in step 230 are still removed by the pressurized masking fluid 35.
  • the article 1010 can comprise a variety of different parts such as a combustor liner or other component of a gas turbine engine.
  • the article 1010 can comprise a turbine component such as a hot gas path component or a combustion component.
  • the passageways 1012 can comprise any passage through the article 1010 (passing from the first side 1018 to the second side 1019) that is intended to remain open (such that air can pass through) when the article 1010 is in use.
  • the passageways 1012 may comprise cooling holes.
  • the part coater 1020 may be used for a variety of applications to coat the target surface 1011 of the article 1010.
  • the part coater 1020 may be used to coat the target surface with a TBC as discussed above.
  • the part coater 1020 may be used to apply a bond coat to the target surface 1011 for the subsequent application of a TBC or other coating.
  • the part coater 1020 may be used to apply a paint coat to the target surface 1011.
  • the part coater 1020 may be used to apply other coatings such as diffusion coatings, DVC TBC, HVOF or other adhesive boding coatings. While specific embodiments have been presented herein, it should be appreciated that these are exemplary only and any other application of the part coater
  • the fluid connection 1031 may comprise a plurality of channels of similar or dissimilar pressurized masking fluids 1035 that connect to two or more passageways.
  • the plurality of channels may comprise different pressures, temperatures, directions or mixtures of pressurized masking fluids 1035. It should be appreciated that any other configuration that provides a fluid connection 1031 between the pressure masker 1030 and one or more passageways 1012 may alternatively or additionally be realized.
  • the fluid connection 1031 may comprise a multi-outlet manifold connection 1040 comprising an internal passage 1041 that can receive pressurized masking fluid 1035 from the pressure masker 1030 and fluidly distribute it to one or more passageways.
  • the multi-outlet manifold connection 1040 can thereby attach directly to the first side 1018 of the article 1010 and distribute the pressurized masking fluid 1035 to a wide area about the article 1010. Any passageways 1012 within that area will thereby have pressurized masking fluid 1035 fluidly pass there through.
  • the pressurized masking fluid 1035 may comprise a gas such as inert gas or nitrogen.
  • the pressurized masking fluid 1035 may comprise water with or without abrasives distributed therein. While specific embodiments of pressurized masking fluid 1035 and part coaters have been presented herein, it should be appreciated that additional and alternative pressurized masking fluids and part coaters may also be realized.
  • the pressurized masking fluid 1035 may comprise a masking pressure that is greater than, equal to, or less than a coating pressure of the coating material 1025 so long as the pressurized masking fluid 1035 has enough energy to remove obstructions 1032 from the passageways 1012.
  • the masking pressure may comprise a positive pressure such that the positive pressure pushes the pressurized masking fluid 1035 through the passageway 1012.
  • the masking pressure may comprise a negative pressure (such as via a vacuum or suction element on the second side 1019 of the article 1010 such that the negative pressure pulls the pressurized masking fluid 1035 through the passageway 1012.
  • the masking pressure may comprise a variable pressure that fluctuates during the masking process.
  • the pressurized masking fluid 1035 will contact the obstruction 1032 and push it back out of the passageway 1012.
  • the pressurized masking fluid 1035 may prevent any obstructions 1032 from even entering the passageways 1012 via the pressurized masking fluid 1035 exiting the passageway 1012 on the second side 1019 of the article 1010.
  • passing pressurized masking fluid 1035 through the at least one passageway 1012 in step 2020 and coating the target surface 1011 in step 2030 may start and end simultaneously in or with relative delay.
  • the pressurized masking fluid 1035 may be passing through the passageway 1012 in step 1020 prior to the initiation of coating the target surface 1011 in step 2030.
  • Such embodiments may prevent a buildup of obstructions 1032 prior to activation of the pressure masker 1030.
  • the pressurized masking fluid 1035 may continue to pass through the passageway 1012 in step 2020 after the article 1010 is coated in step 2030. Such embodiments may help ensure any obstacles 1032 remaining in the passageways 1012 after coating is complete in step 2030 are still removed by the pressurized masking fluid 1035.
  • the method comprises cleaning the target surface by projecting the cleaning material towards the target surface.
  • a grit blaster or shot peening device cleans the target surface using the cleaning material.
  • the pressurized masking fluid comprises a liquid.
  • the liquid comprises abrasives.
  • the method comprises cleaning the target surface by projecting the cleaning material towards the target surface. A water jet cleans the target surface using the cleaning material.
  • the method comprises coating the target surface by projecting the coating material towards the target surface.
  • the coating material comprises yttria stabilized zirconia.
  • the method comprises coating the target surface by projecting the coating material towards the target surface.
  • the pressurized masking fluid continues to pass through the at least one passageway after coating the target surface is complete.
  • the method comprises comprising coating the target surface by projecting the coating material towards the target surface.
  • the pressurized masking fluid passes through the at least one passageway at a masking pressure that is less than a coating pressure of the coating material.
  • Another embodiment relates to a pressurized masking system for cleaning or coating a target surface of an article comprising passageways.
  • the pressurized masking system comprises a pressure masker configured to fluidly connect to a first side of at least one passageway of the article and to pass a pressurized masking fluid through the passageway from the first side to a second side.
  • the second side comprises the target surface.
  • the pressurized masking fluid comprises a gas or a liquid, e.g., the liquid comprising abrasives.
  • the part cleaner comprises a shot peening device.
  • the part cleaner comprises a water jet.
  • the pressurized masking fluid passes through the at least one passageway at a masking pressure that is less than a cleaning pressure of the cleaning material.
  • the target surface comprises a thermal barrier coating.
  • the at least one passageway comprises a cooling hole.
  • the coating material comprises MCrAlY, wherein M is Ni or Co.
  • the coating material comprises yttria stabilized zirconia.
  • the part coater configured to project the coating material towards the target surface
  • the part coater comprises a thermal spray gun
  • the pressurized masking fluid passes through the at least one passageway at a masking pressure that is less than a coating pressure of the coating material.
  • pressurized masking systems may be used to clean or coat the target surface of an article while preventing the permanent altering of a cross sectional area of one or more passageways.
  • the use of a fluid connection between the pressure masker and the one or more passageways can prevent the need for physical masking barriers such as tape, wax, or the like, potentially providing a more efficient cleaning or coating system.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Cleaning In General (AREA)

Abstract

L'invention porte sur des procédés de nettoyage ou de revêtement sous pression d'une surface cible d'un article comprenant un ou plusieurs passages, lesquels procédés mettent en œuvre la liaison fluidique d'un masqueur sous pression comprenant un fluide de masquage comprimé avec un premier côté d'au moins un passage, le fait de faire passer le fluide de masquage comprimé à travers le ou les passages à partir du premier côté jusqu'à un second côté comprenant la surface cible, et le nettoyage de la surface cible à l'aide d'un matériau de nettoyage (ou le revêtement de la surface cible à l'aide d'un matériau de revêtement), le fluide de masquage comprimé traversant le ou les passages empêchant le matériau de nettoyage (ou le matériau de revêtement) d'altérer de façon permanente une zone de section transversale du ou des passages.
PCT/US2012/071798 2011-12-29 2012-12-27 Systèmes de masquage sous pression et procédés pour leur utilisation WO2013101921A2 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2014550460A JP6220346B2 (ja) 2011-12-29 2012-12-27 圧力マスキングシステムおよびその使用方法
EP12818755.6A EP2798095B1 (fr) 2011-12-29 2012-12-27 Systèmes de masquage sous pression et procédés pour leur utilisation
CN201280065042.2A CN104024465A (zh) 2011-12-29 2012-12-27 压力掩蔽系统及其使用方法

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US13/339,468 2011-12-29
US13/339,449 2011-12-29
US13/339,468 US20130167870A1 (en) 2011-12-29 2011-12-29 Pressure masking systems and methods for using the same
US13/339,449 US8887662B2 (en) 2011-12-29 2011-12-29 Pressure masking systems and methods for using the same

Publications (2)

Publication Number Publication Date
WO2013101921A2 true WO2013101921A2 (fr) 2013-07-04
WO2013101921A3 WO2013101921A3 (fr) 2013-10-10

Family

ID=47604140

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2012/071798 WO2013101921A2 (fr) 2011-12-29 2012-12-27 Systèmes de masquage sous pression et procédés pour leur utilisation

Country Status (4)

Country Link
EP (1) EP2798095B1 (fr)
JP (1) JP6220346B2 (fr)
CN (1) CN104024465A (fr)
WO (1) WO2013101921A2 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3070693A1 (fr) * 2017-09-07 2019-03-08 Safran Procede et dispositif de depot de revetement pour des composants multi-perfores de moteur d'aeronef avec soufflage des events
US10882158B2 (en) * 2019-01-29 2021-01-05 General Electric Company Peening coated internal surfaces of turbomachine components
US11148169B2 (en) 2014-12-03 2021-10-19 Mitsubishi Power, Ltd. Method of forming sprayed coating, high-temperature component for turbine, turbine, masking pin for forming sprayed coating, and masking member

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106269648A (zh) * 2016-08-29 2017-01-04 中航动力股份有限公司 一种热障涂层的陶瓷层去除方法
US10829845B2 (en) * 2017-01-06 2020-11-10 General Electric Company Selective thermal coating of cooling holes with air flow
JP2022103672A (ja) * 2020-12-28 2022-07-08 三菱重工航空エンジン株式会社 遮熱コーティングの施工方法及び耐熱部材

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4402992A (en) * 1981-12-07 1983-09-06 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Covering solid, film cooled surfaces with a duplex thermal barrier coating
FR2680120A1 (fr) * 1991-08-08 1993-02-12 Snecma Procede et dispositif de revetement de surfaces munies de perforations par projection, notamment pour la metallisation par du plasma.
WO1999023273A1 (fr) * 1997-11-03 1999-05-14 Siemens Aktiengesellschaft Procede d'application de revetement et dispositif
EP1010772A1 (fr) * 1998-12-15 2000-06-21 General Electric Company Méthode de réparation et fabrication des aubes de turbine
EP1057568A2 (fr) * 1999-06-03 2000-12-06 General Electric Company Procédé de soudage et ensemble pour celui-ci
EP1275747A1 (fr) * 2001-07-11 2003-01-15 ALSTOM (Switzerland) Ltd Procédé et dispositif de revêtement d' un composant résistant à des températures élevées avec un revêtement de protection thermique
EP1645363A1 (fr) * 2004-10-05 2006-04-12 Siemens Aktiengesellschaft Procédé et dispositif pour le polissage de la surface d'une pièce
EP2439305A1 (fr) * 2010-10-07 2012-04-11 Sulzer Metco AG Procédé de revêtement d'un composant pourvu de trous de refrodissement par projection thermique
EP2458028A2 (fr) * 2010-11-30 2012-05-30 United Technologies Corporation Revêtement d'une surface perforée

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG127668A1 (en) * 1999-11-24 2006-12-29 Gen Electric Method for thermal barrier coating
CA2433613A1 (fr) * 2002-08-13 2004-02-13 Russel J. Ruprecht, Jr. Methode de pulverisation de revetements du type mcralx
US7622160B2 (en) * 2006-07-28 2009-11-24 General Electric Company Method for concurrent thermal spray and cooling hole cleaning

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4402992A (en) * 1981-12-07 1983-09-06 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Covering solid, film cooled surfaces with a duplex thermal barrier coating
FR2680120A1 (fr) * 1991-08-08 1993-02-12 Snecma Procede et dispositif de revetement de surfaces munies de perforations par projection, notamment pour la metallisation par du plasma.
WO1999023273A1 (fr) * 1997-11-03 1999-05-14 Siemens Aktiengesellschaft Procede d'application de revetement et dispositif
EP1010772A1 (fr) * 1998-12-15 2000-06-21 General Electric Company Méthode de réparation et fabrication des aubes de turbine
EP1057568A2 (fr) * 1999-06-03 2000-12-06 General Electric Company Procédé de soudage et ensemble pour celui-ci
EP1275747A1 (fr) * 2001-07-11 2003-01-15 ALSTOM (Switzerland) Ltd Procédé et dispositif de revêtement d' un composant résistant à des températures élevées avec un revêtement de protection thermique
EP1645363A1 (fr) * 2004-10-05 2006-04-12 Siemens Aktiengesellschaft Procédé et dispositif pour le polissage de la surface d'une pièce
EP2439305A1 (fr) * 2010-10-07 2012-04-11 Sulzer Metco AG Procédé de revêtement d'un composant pourvu de trous de refrodissement par projection thermique
EP2458028A2 (fr) * 2010-11-30 2012-05-30 United Technologies Corporation Revêtement d'une surface perforée

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11148169B2 (en) 2014-12-03 2021-10-19 Mitsubishi Power, Ltd. Method of forming sprayed coating, high-temperature component for turbine, turbine, masking pin for forming sprayed coating, and masking member
FR3070693A1 (fr) * 2017-09-07 2019-03-08 Safran Procede et dispositif de depot de revetement pour des composants multi-perfores de moteur d'aeronef avec soufflage des events
US10882158B2 (en) * 2019-01-29 2021-01-05 General Electric Company Peening coated internal surfaces of turbomachine components

Also Published As

Publication number Publication date
JP2015509828A (ja) 2015-04-02
EP2798095B1 (fr) 2022-07-20
JP6220346B2 (ja) 2017-10-25
CN104024465A (zh) 2014-09-03
EP2798095A2 (fr) 2014-11-05
WO2013101921A3 (fr) 2013-10-10

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