KR970065760A - 금속 지지층에 도포되는 복합 코팅 및 복합 코팅의 도포 방법 - Google Patents

금속 지지층에 도포되는 복합 코팅 및 복합 코팅의 도포 방법 Download PDF

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KR970065760A
KR970065760A KR1019970009476A KR19970009476A KR970065760A KR 970065760 A KR970065760 A KR 970065760A KR 1019970009476 A KR1019970009476 A KR 1019970009476A KR 19970009476 A KR19970009476 A KR 19970009476A KR 970065760 A KR970065760 A KR 970065760A
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ceramic
support layer
ceramic matrix
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제랄드 에이 실레오
윌리암 제이 우드어드
프레데릭 씨 월든
헤럴드 더블유 2세 페팃
티모시 에이 트위그
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헤이즈 크리스토퍼 티
유나이티드 테크놀로지스 코포레이션
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    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing 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
    • 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
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
    • C23C4/11—Oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/16—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed
    • B05B7/22—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed electrically, magnetically or electromagnetically, e.g. by arc
    • B05B7/222—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed electrically, magnetically or electromagnetically, e.g. by arc using an arc
    • 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
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
    • 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
    • C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
    • C23C4/134—Plasma spraying
    • 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
    • F05D2300/20—Oxide or non-oxide ceramics
    • F05D2300/21—Oxide ceramics
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12014—All metal or with adjacent metals having metal particles
    • Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
    • Y10T428/12146—Nonmetal particles in a component
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
    • Y10T428/24372—Particulate matter
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24893—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.] including particulate material
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/256—Heavy metal or aluminum or compound thereof
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/259—Silicic material
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
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    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal

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  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
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  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)

Abstract

본 발명에 따르면, 금속 지지층에 도포하기 위한 연마 특성을 가지며 세라믹 매트릭스와 이 세라믹 매트릭스 내에 배치되는 다수의 세라믹 연마 입자를 포함하는 복합 세라믹 코팅이 제공된다. 연마 입자는 세라믹 매트릭스의 전단 강도보다 큰 전단 강도와 모난 형상을 가진다. 본 발명에 따르면, 또한 금속 지지층상에 연마코팅을 도포하기 위한 방법이 제공된다.

Description

금속 지지층에 도포되는 복합 코팅 및 복합 코팅의 도포 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 연마성 시일을 갖춘 가스 터빈 회전자 조립체의 개략도.

Claims (18)

  1. 금속 지지층에 도포하기 위한 연마 특성을 가진 복합 코팅에 있어서, 상기 금속 지지층에 접착되는 세라믹 매트릭스, 상기 세라믹 매트릭스내에 배치되고 상기 세라믹 매트릭스의 전단 강도보다 큰 전단 강도와 모난 형상을 각각 가지는 다수의 세라믹 연마 입자를 포함하는 복합 코팅.
  2. 제1항에 있어서, 상기 세라믹 연마 입자는 탄화물과 질화물로 이루어진 그룹으로부터 선택되는 복합 코팅.
  3. 제2항에 있어서, 상기 세라믹 매트릭스는 내화성 산화물인 복합 코팅.
  4. 제3항에 있어서, 상기 세라믹 매트릭스는 상기 복합 코팅의 50% 이상을 포함하는 복합 코팅.
  5. 제3항에 있어서, 상기 세라믹 매트릭스는 상기 복합 코팅의 60%를 포함하는 복합 코팅.
  6. 제4항에 있어서, 상기 복합 코팅은 플라즈마 스프레이에 의해서 상기 지지층에 도포되는 복합 코팅.
  7. 금속 재료로 이루어진 몸체, 상기 몸체의 표면에 접착되는 복합 코팅을 포함하며, 상기 복합 코팅은 세라믹 매트릭스와 상기 세라믹 매트릭스내에 배치된 다수의 세라믹 연마 입자를 포함하고, 상기 연마 입자는 상기 세라믹 매트릭스의 전단 강도보다 큰 전단 강도와 모난 형상을 가지는, 가스 터빈 엔진 회전자 조립체에 사용되는 금속 지지층.
  8. 제7항에 있어서, 상기 세라믹 연마 입자는 탄화물과 질화물로 이루어진 그룹으로부터 선택되는 금속 지지층.
  9. 제8항에 있어서, 상기 세라믹 매트릭스는 내화성 산화물인 금속 지지층.
  10. 제9항에 있어서, 상기 세라믹 매트릭스는 상기 복합 코팅의 50% 이상을 포함하는 금속 지지층.
  11. 제10항에 있어서, 상기 복합 코팅은 플라즈마 분무에 의해서 상기 지지층에 도포되는 금속 지지층.
  12. 분말형태의 세라믹 매트릭스 재료를 제공하는 단계, 상기 세라믹 매트릭스의 전단 강도보다 큰 전단 강도와 모난 형상을 가진 세라믹 연마 입자를 제공하는 단계, 코팅될 금속 지지층의 표면을 세척하는 단계, 상기 금속 지지층상에 상기 세라믹 매트릭스 재료와 상기 연마 입자를 분무하는 플라즈마에 의해서 상기 금속 지지층상에 코팅을 형성하되, 상기 세라믹 매트릭스 재료는 상기 금속 지지층에 접착되고 상기 연마 입자는 상기 세라믹 매트릭스내에 분산되는 단계를 포함하는, 금속 지지층상에 연마 코팅을 도포하는 방법.
  13. 제12항에 있어서, 상기 연마 코팅은 이중 포트 플라즈마 스프레이 토오치를 사용하여 형성되는 방법.
  14. 제13항에 있어서, 상기 세라믹 매트릭스 분말 및 상기 연마 입자는 3미크론 내지 150미크론의 크기를 가지는 방법.
  15. 제14항에 있어서, 상기 세라믹 매트릭스 재료는 내화성 산화물인 방법.
  16. 제14항에 있어서, 상기 세라믹 연마 입자는 탄화물과 질화물로 이루어진 그룹으로부터 선택되는 방법.
  17. 연마 코팅에 플라즈마 분무하기 위한 분말 혼합물에 있어서, 내화성 산화물 세라믹 분말, 상기 세라믹 분말의 전단 강도보다 큰 전단 강도와 모난 형상을 가진 다수의 연마 입자를 포함하되, 상기 분말 혼합물은 상기 세라믹 분말 및 상기 연마 입자와 동일한 용적량으로 이루어지고, 상기 세라믹 분말과 상기 연마 입자의 메쉬 크기(mesh size)는 동일한 분말 혼합물.
  18. 제17항에 있어서, 상기 세라믹 연마 재료는 탄화물과 질화물로 이루어진 그룹으로부터 선택되는 분말 혼합물.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970009476A 1996-03-21 1997-03-20 복합코팅,분말혼합물,가스터빈엔진회전자조립체에사용하기위한물품및연마코팅형성방법 Expired - Fee Related KR100500872B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/620,058 1996-03-21
US08/620,058 US5932356A (en) 1996-03-21 1996-03-21 Abrasive/abradable gas path seal system

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KR970065760A true KR970065760A (ko) 1997-10-13
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Publication number Publication date
JPH1088313A (ja) 1998-04-07
DE69705149T2 (de) 2001-09-27
KR100500872B1 (ko) 2005-09-26
EP0796929A1 (en) 1997-09-24
DE69705149D1 (de) 2001-07-19
EP0796929B1 (en) 2001-06-13
US5932356A (en) 1999-08-03
US5897920A (en) 1999-04-27

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