JP2010126812A - Tbc被覆タービン構成部品のための補修方法 - Google Patents
Tbc被覆タービン構成部品のための補修方法 Download PDFInfo
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- JP2010126812A JP2010126812A JP2009265885A JP2009265885A JP2010126812A JP 2010126812 A JP2010126812 A JP 2010126812A JP 2009265885 A JP2009265885 A JP 2009265885A JP 2009265885 A JP2009265885 A JP 2009265885A JP 2010126812 A JP2010126812 A JP 2010126812A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P6/00—Restoring or reconditioning objects
- B23P6/002—Repairing turbine components, e.g. moving or stationary blades, rotors
- B23P6/007—Repairing turbine components, e.g. moving or stationary blades, rotors using only additive methods, e.g. build-up welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P6/00—Restoring or reconditioning objects
- B23P6/04—Repairing fractures or cracked metal parts or products, e.g. castings
- B23P6/045—Repairing fractures or cracked metal parts or products, e.g. castings of turbine components, e.g. moving or stationary blades, rotors, etc.
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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
- 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
- C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
- 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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- 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
- 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
- C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
- 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
- C23C28/3215—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 at least one MCrAlX layer
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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
- 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
- C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
- C23C28/325—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer with layers graded in composition or in physical properties
-
- 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
- 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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- 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
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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
- 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
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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
- F01D5/005—Repairing methods or devices
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- 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
- F05D2230/00—Manufacture
- F05D2230/90—Coating; Surface treatment
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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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/49318—Repairing or disassembling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Coating By Spraying Or Casting (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Abstract
【解決手段】本方法は、(a)機械的プロセスを使用してトップコート(24)を除去するステップと、(b)構成部品の材料が実質的に全く除去されないように、該構成部品から金属ボンディングコート(22)を部分的に剥取るステップと、(c)タービン構成部品内の少なくとも1つの欠陥を補修するステップと、(d)タービン構成部品に新しい金属ボンディングコート(26’、28’)を施工するステップと、(e)金属ボンディングコート(26’、28’)を覆って新しいセラミックトップコート(24’)を施工するステップとを含む。
【選択図】 図2
Description
12 第1及び第2のノズルベーン
14 アーチ形外側バンド
16 アーチ形内側バンド
18 冷却孔
20 後縁スロット
22 ボンディングコート
24 トップコート
24’ 新しいセラミックトップコート
26 金属層
26’ 新しい金属層
28 アルミナイド層
28’ 新しいアルミナイド層
30 ベーンの表面
C 割れ
W ロウ付け被着物
Claims (12)
- 金属ボンディングコート(22)及びセラミックトップコート(24)を備えた断熱皮膜システムを含む金属タービン構成部品(12)を補修する方法であって、
(a)機械的プロセスを使用して前記トップコート(24)を除去するステップと、
(b)前記構成部品の材料が実質的に全く除去されないように、該構成部品から前記金属ボンディングコート(22)を部分的に剥取るステップと、
(c)前記タービン構成部品(12)内の少なくとも1つの欠陥を補修するステップと、
(d)前記タービン構成部品(12)に新しい金属ボンディングコート(26’、28’)を施工するステップと、
(e)前記金属ボンディングコート(26’、28’)を覆って新しいセラミックトップコート(24’)を施工するステップと、を含む、
方法。 - 前記トップコート(24)が、グリットブラスト法によって除去される、請求項1記載の方法。
- 前記ボンディングコート(22)が、フッ化物イオンクリーニング法によって部分的に除去される、請求項1または2記載の方法。
- 前記新しい金属ボンディングコート(26’、28’)が、金属層(26’)及びその上に位置したアルミナイド層(28’)を含む、請求項1乃至3のいずれか1項記載の方法。
- 前記金属層(26’)が、約3ミル〜約5ミルの厚さに施工される、請求項1乃至4のいずれか1項記載の方法。
- 前記金属層(26’)が、MCrAlX皮膜であり、ここで、Mが、Ni、Fe、Co及びそれらの組合せから成る群から選択され、またXが、イットリウム又は希土類元素である、請求項1乃至5のいずれか1項記載の方法。
- 前記金属層(26’)が、重量で約18%のクロム、10%のコバルト、6.5%のアルミニウム、2%のレニウム、6%のタンタル、0.5%のハフニウム、0.3%のイットリウム、1%のシリコン、0.015%のジルコニウム、0.06%の炭素及び0.015%の硼素から本質的に成り、残部がニッケルである、請求項1乃至6のいずれか1項記載の方法。
- 前記金属タービン構成部品(12)が、ニッケル基超合金で形成される、請求項1記載の方法。
- 前記少なくとも1つの欠陥が、ロウ付け法又は溶接法によって補修される、請求項1乃至8のいずれか1項記載の方法。
- (a)金属本体と、
(b)前記金属本体に施工されたボンディングコートと、
(c)前記ボンディングコートの上に位置したセラミックトップコート(24’)と、
を含み、前記ボンディングコートが、
(i)ニッケル基合金の第1の金属層(26)と、
(ii)前記第1の層の上に位置するニッケル基合金の第2の金属層(26’)と、を含む
補修金属タービン構成部品(12)。 - 前記ボンディングコートが、前記第1及び第2の金属層の上に位置した状態で配置されたアルミナイド層(28’)をさらに含む、請求項10記載の補修金属タービン構成部品(12)。
- 前記第2の金属層(26’)が、約3ミル〜約5ミルの厚さである、請求項10または11記載の補修金属タービン構成部品(12)。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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US12/324,203 US20100126014A1 (en) | 2008-11-26 | 2008-11-26 | Repair method for tbc coated turbine components |
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JP2010126812A true JP2010126812A (ja) | 2010-06-10 |
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JP2009265885A Pending JP2010126812A (ja) | 2008-11-26 | 2009-11-24 | Tbc被覆タービン構成部品のための補修方法 |
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US (1) | US20100126014A1 (ja) |
EP (1) | EP2191930A3 (ja) |
JP (1) | JP2010126812A (ja) |
CN (1) | CN101733610A (ja) |
BR (1) | BRPI0904611A2 (ja) |
CA (1) | CA2685921A1 (ja) |
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JP2013233644A (ja) * | 2012-05-04 | 2013-11-21 | General Electric Co <Ge> | コーティングを除去する方法、および被覆超合金構成要素を新品同様にする方法 |
JP2017052685A (ja) * | 2015-06-26 | 2017-03-16 | ゼネラル・エレクトリック・カンパニイ | フィールド動作部品の処理方法 |
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JP2013127117A (ja) * | 2011-12-19 | 2013-06-27 | General Electric Co <Ge> | ニッケル−コバルト基合金及びボンドコート並びに該合金を含むボンドコート物品 |
JP2013233644A (ja) * | 2012-05-04 | 2013-11-21 | General Electric Co <Ge> | コーティングを除去する方法、および被覆超合金構成要素を新品同様にする方法 |
JP2017052685A (ja) * | 2015-06-26 | 2017-03-16 | ゼネラル・エレクトリック・カンパニイ | フィールド動作部品の処理方法 |
KR20190027371A (ko) * | 2016-10-07 | 2019-03-14 | 미츠비시 히타치 파워 시스템즈 가부시키가이샤 | 터빈 블레이드의 제조 방법 |
KR102152601B1 (ko) | 2016-10-07 | 2020-09-08 | 미츠비시 히타치 파워 시스템즈 가부시키가이샤 | 터빈 블레이드의 제조 방법 |
Also Published As
Publication number | Publication date |
---|---|
BRPI0904611A2 (pt) | 2010-09-21 |
EP2191930A2 (en) | 2010-06-02 |
CN101733610A (zh) | 2010-06-16 |
CA2685921A1 (en) | 2010-05-26 |
US20100126014A1 (en) | 2010-05-27 |
EP2191930A3 (en) | 2010-12-08 |
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