JP5997188B2 - 金属部品を保護するために多層システムに熱バリアを製造するプロセス、およびこのような保護システムを備える部品 - Google Patents
金属部品を保護するために多層システムに熱バリアを製造するプロセス、およびこのような保護システムを備える部品 Download PDFInfo
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
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- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
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- C23C28/321—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer with at least one metal alloy layer
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- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/34—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates
- C23C28/345—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with at least one oxide layer
- C23C28/3455—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with at least one oxide layer with a refractory ceramic layer, e.g. refractory metal oxide, ZrO2, rare earth oxides or a thermal barrier system comprising at least one refractory oxide layer
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- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/36—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including layers graded in composition or physical properties
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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
- 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
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- 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
- C23C24/00—Coating starting from inorganic powder
- C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
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- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
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- 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
- Y10T428/12458—All metal or with adjacent metals having composition, density, or hardness gradient
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- 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
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
- Y10T428/12542—More than one such component
- Y10T428/12549—Adjacent to each other
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Description
セラミックは、イットリア(Y2O3)によって部分的に安定化されたジルコニウムの「YSZ」化合物(ZrO2)、酸化ガドリニウムがドープされたYSZの「GYSZ」化合物(Gd2O3)、ジルコン酸ランタンの「LZ」化合物(La2Zr2O7)、および部分的にセリウム化されたジルコン酸ランタンの「LZC」化合物の中から選択され、
内部/外部セラミックは、以下のペアの中から有利に選択され:xYSZ/LZ、ここでイットリアの質量パーセンテージxは7質量%以上、xYSZ/LZCおよびxYSZ/GYSZ、具体的にはx=7およびx=8であり、
LZC化合物はLZyC(1−y)、ここでy=70%、yおよび1−yはジルコニウムおよび部分的にセリウム化されたジルコン酸セリウムの追加パーセンテージを表し、そしてドープYSZ化合物はtGvYSZであって、酸化ガドリニウムの質量パーセンテージは2%に等しく、YYSZのパーセンテージvは8%に等しい。
Claims (6)
- 超合金製金属部品を保護するために多層システム(24)に熱バリア(23)を製造する方法であって、前記方法は、SPS機械筐体(1)内の前記金属部品上に重ねられた層内の保護材料(24)をフラッシュ焼結することにより熱処理を生じるステップからなり、前記熱バリア(23)は、超合金基材(22)の上に金属副層(21)を形成する金属シートのアセンブリを備え、前記金属副層(21)の上に設けられかつ前記基材(22)と化学的および熱的に適合する内層(2a)である第一セラミック層(2a)を有し、前記内層(2a)の上に設けられる、外層である最終セラミック層(2b)において、前記外層(2b)は、前記内層(2a)よりも高い、CMASタイプの汚染物質に関する物理化学的耐性、および/または耐熱性を有し、
前記内層(2a)および前記最終外層(2b)のセラミックがそれぞれ、以下のペアの中から選択され、前記ペアが、xYSZ/LZ、ここでイットリアの質量パーセンテージxは7質量%以上、xYSZ/LZCおよびxYSZ/GYSZであり、「YSZ」が、イットリアによって部分的に安定化されたジルコニアの化合物であり、「GYSZ」が、酸化ガドリニウムがドープされたYSZの化合物であり、「LZ」が、ジルコン酸ランタン(La 2 Zr 2 O 7 )の化合物であり、かつ「LZC」が、部分的にセリウム化されたジルコン酸ランタンの化合物であり、
前記筐体(11)が、加圧手段および通電手段(16a、16b)、ならびに前記筐体(11)にパルス電流を流すための電気接点(12a、14a;12b、14b)を備えており、熱処理を生じるステップにおいて、前記熱バリア(23)が、一方では前記金属副層(21)との固着のため、他方では保護および/または外部平滑化のための組成勾配(G2)および気孔率勾配(G1)ならびに機能勾配を有するように、1,100℃から1,400℃の間の温度閾値(P2)、および15MPaから150MPaの間、好ましくは10MPaから100MPAの間の圧力閾値(P3)で、温度、圧力、および時間制御されたフラッシュ焼結サイクル(D T 、D P )にしたがって、加圧およびパルス電流の同時印加が実行されることを特徴とする、熱バリア製造方法。 - 前記内層(2a)が、前記最終外層(2b)よりもかなり高い熱膨張係数を有する、請求項1に記載の熱バリア製造方法。
- 前記外層(2b)の物理化学的耐性が、焼結、腐食、浸食、および/または空気力学に関し、前記物理化学的耐性が、前記外層(2b)が前記内層(2a)に対して、低熱膨張率、高硬度、低熱伝導率、かなり高い焼結温度、低開放気孔率、および/または低粗度の中から選択された少なくとも1つの特性を有するように、それぞれが適切であってSPS機械の熱処理によって強化される、熱伝導率、気孔率、硬度、および/または粗度に関するセラミックの選択によって実現される、請求項1に記載の熱バリア製造方法。
- 熱バリアを含む保護システムを備える超合金製金属部品であって、前記金属部品は、ニッケルベースの超合金によって構成される基材(22)と、白金富化ベータ−(Ni,Pt)Alおよび/またはアルファ−NiPtAl相を有する金属副層(21)と、フラッシュ焼結による前記金属部品の製造中に熱成長によって形成されるTGO酸化物層(25)と、少なくとも2つの化学的および熱機械的に適合するジルコニウムベースのセラミック層(2a、2b)から形成されて外面(2e)を有する熱バリア(23)と、を含み、前記熱バリア(23)が、内層と称される第一セラミック層(2a)を備え、前記内層が、前記金属副層(21)に可能な限り近接して前記金属副層(21)の上に設けられ、かつ前記金属副層(21)と化学的および熱的に適合しており、前記熱バリア(23)がさらに、最終セラミック外層(2b)を備え、前記最終セラミック外層(2b)が、前記熱バリア(23)の前記外面(2e)に可能な限り近接して設けられ、かつ前記最終セラミック外層(2b)が、内層(2a)よりも高い物理化学的耐性および/または熱耐性を有するように設計されており、
前記内層(2a)および前記最終セラミック外層(2b)のセラミックがそれぞれ、以下のペアの中から選択され、前記ペアが、xYSZ/LZ、ここでイットリアの質量パーセンテージxは7質量%以上、xYSZ/LZCおよびxYSZ/GYSZであり、「YSZ」が、イットリアによって部分的に安定化されたジルコニアの化合物であり、「GYSZ」が、酸化ガドリニウムがドープされたYSZの化合物であり、「LZ」が、ジルコン酸ランタン(La 2 Zr 2 O 7 )の化合物であり、かつ「LZC」が、部分的にセリウム化されたジルコン酸ランタンの化合物であり、
前記熱バリア(23)が、一方では前記金属副層(21)と固着するため、そして他方では前記外面(2e)を保護および/または平滑化するための、前記金属副層(21)から前記外面(2e)への組成および気孔率勾配(3)、ならびに機能勾配を有することを特徴とする、超合金製金属部品。 - 前記内層(2a)が、前記最終セラミック外層(2b)よりも高い熱膨張係数を有し、前記最終セラミック外層(2b)が、前記内部セラミック(2a)よりもかなり低い熱伝導率、ならびに前記内層(2a)よりもかなり高い自然焼結温度および/または最大動作温度を有する、請求項4に記載の金属部品。
- LZC化合物はLZyC(1−y)、ここでy=70%、yおよび1−yはジルコニウムおよび部分的にセリウム化されたジルコン酸セリウムの追加パーセンテージを表し、そしてドープYSZ化合物はtGvYSZであって、酸化ガドリニウムの質量パーセンテージtは2%に等しく、YSZの質量パーセンテージvは8%に等しい、請求項5に記載の金属部品。
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Application Number | Priority Date | Filing Date | Title |
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FR1151836 | 2011-03-07 | ||
FR1151836A FR2972449B1 (fr) | 2011-03-07 | 2011-03-07 | Procede de realisation d'une barriere thermique dans un systeme multicouche de protection de piece metallique et piece munie d'un tel systeme de protection |
PCT/FR2012/050470 WO2012120235A1 (fr) | 2011-03-07 | 2012-03-07 | Procédé de réalisation d'une barrière thermique dans un système multicouche de protection de pièce métallique et pièce munie d'un tel système de protection |
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JP2016163305A Active JP6305477B2 (ja) | 2011-03-07 | 2016-08-24 | 金属部品を保護するために多層システムに熱バリアを製造するプロセス、およびこのような保護システムを備える部品 |
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US (2) | US10161262B2 (ja) |
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CN (1) | CN103403225B (ja) |
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US9291082B2 (en) * | 2012-09-26 | 2016-03-22 | General Electric Company | System and method of a catalytic reactor having multiple sacrificial coatings |
US9543183B2 (en) | 2013-04-01 | 2017-01-10 | Fm Industries, Inc. | Heated electrostatic chuck and semiconductor wafer heater and methods for manufacturing same |
FR3048630B1 (fr) * | 2016-03-14 | 2020-02-21 | Centre National De La Recherche Scientifique | Procede de fabrication d'une plaque abradable et de reparation d'un anneau de turbine |
JP6908973B2 (ja) * | 2016-06-08 | 2021-07-28 | 三菱重工業株式会社 | 遮熱コーティング、タービン部材、ガスタービン、ならびに遮熱コーティングの製造方法 |
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EP2683847A1 (fr) | 2014-01-15 |
CA2828792A1 (fr) | 2012-09-13 |
US20190101020A1 (en) | 2019-04-04 |
US10851667B2 (en) | 2020-12-01 |
RU2013142753A (ru) | 2015-04-20 |
JP2014514437A (ja) | 2014-06-19 |
RU2600781C2 (ru) | 2016-10-27 |
CN103403225B (zh) | 2016-10-26 |
BR112013022772A2 (pt) | 2021-03-23 |
US20130344349A1 (en) | 2013-12-26 |
EP2683847B1 (fr) | 2020-06-10 |
FR2972449B1 (fr) | 2013-03-29 |
US10161262B2 (en) | 2018-12-25 |
JP6305477B2 (ja) | 2018-04-04 |
JP2017040003A (ja) | 2017-02-23 |
WO2012120235A1 (fr) | 2012-09-13 |
BR112013022772B1 (pt) | 2021-09-08 |
CN103403225A (zh) | 2013-11-20 |
FR2972449A1 (fr) | 2012-09-14 |
CA2828792C (fr) | 2019-01-08 |
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