JP2023054755A - 後壁打痕のろう付け補修 - Google Patents
後壁打痕のろう付け補修 Download PDFInfo
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
- B23K1/0018—Brazing of turbine parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/008—Soldering within a furnace
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/20—Preliminary treatment of work or areas to be soldered, e.g. in respect of a galvanic coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
- B23K26/382—Removing material by boring or cutting by boring
- B23K26/389—Removing material by boring or cutting by boring of fluid openings, e.g. nozzles, jets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/40—Removing material taking account of the properties of the material involved
-
- 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
-
- 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
- B23P6/005—Repairing turbine components, e.g. moving or stationary blades, rotors using only replacement pieces of a particular form
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/954—Inspecting the inner surface of hollow bodies, e.g. bores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
- B23H9/10—Working turbine blades or nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/001—Turbines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/18—Dissimilar materials
- B23K2103/26—Alloys of Nickel and Cobalt and Chromium
-
- 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
- B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
- B23P2700/06—Cooling passages of turbine components, e.g. unblocking or preventing blocking of cooling passages of turbine components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y80/00—Products made by additive manufacturing
-
- 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
- F01D5/14—Form or construction
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on 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
- F05D2230/00—Manufacture
- F05D2230/80—Repairing, retrofitting or upgrading methods
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
110 基材
114 内部キャビティ
240 拡散穴
242 拡散通路
250 後壁打痕
252 ろう材
253 補修プラグ
255 空隙
270 補修ロッド
Claims (15)
- 部品(110)を補修する方法であって、当該方法が、
前記部品(110)内のボイド(255)を識別するステップと、
前記ボイド(255)の1以上の概略物理的構成を決定するステップと、
前記ボイド(255)を観察するために前記部品(110)にボアスコープを挿入するステップと、
前記ボイド(255)の1以上の概略物理的構成に略等しい補修ロッド(270)を用意するステップと、
前記ボイド(255)内に前記補修ロッド(270)を挿入するステップと、
前記ボイド(255)内への前記補修ロッド(270)の挿入を確認するステップと、
前記補修ロッド(270)を分離して前記ボイド(255)内に補修プラグ(253)を残すステップと、
前記ボイド(255)内の補修プラグ(253)の上にろう材(252)ペーストを堆積させるステップと
を含む、方法。 - 前記部品(110)がターボ機械の高温ガス経路部品(100)である、請求項1に記載の方法。
- 前記ボイド(255)が後壁打痕(250)である、請求項2に記載の方法。
- 前記後壁打痕(250)が、前記高温ガス経路部品(100)における穴(140)のEDMによって形成される、請求項3に記載の方法。
- 前記ボイド(255)の1以上の概略物理的構成を決定するステップが、前記ボイド(255)の少なくとも概略深さ及び幅を決定することを含む、請求項1に記載の方法。
- 前記識別するステップが、ボアスコープ又はCTスキャンの1以上を用いてボイド(255)を識別することを含む、請求項1に記載の方法。
- 前記補修ロッド(270)を用意するステップが、前記補修ロッド(270)を形成することを含む、請求項1に記載の方法。
- 前記補修ロッド(270)を用意するステップが、補修プラグ(253)を形成するための折り目(275)を前記補修ロッド(270)に形成することを含む、請求項1に記載の方法。
- 前記補修ロッド(270)を用意するステップが、前記補修ロッド(270)及び前記補修プラグ(253)を積層造形することによって形成することを含む、請求項8に記載の方法。
- 前記補修ロッド(270)及び前記補修プラグ(253)を積層造形することが、折り目(275)を積層造形及び形成することを含む、請求項8に記載の方法。
- 前記ボイド(255)内に前記補修ロッド(270)を挿入するステップが、前記ボイド(255)の底部に前記補修ロッド(270)を挿入してプラグ(253)を前記ボイド(255)内に完全に配置することを含む、請求項1に記載の方法。
- 前記ボイド(255)の上端で前記補修ロッド(270)を分離することにより、前記ボイド(255)内に補修プラグ(253)が残り、補修プラグ(253)の上端が前記ボイド(255)の上端に配置される、請求項11に記載の方法。
- 当該方法が、前記ボイド(255)内に配置された前記補修プラグ(253)の周囲にろう材(252)を配置するステップをさらに含む、請求項12に記載の方法。
- 前記ろう材(252)を配置するステップが、前記ボイド(255)の上端までろう材を積層するための少なくとも複数のろう材(252)配置ステップを含む、請求項13に記載の方法。
- 前記補修プラグ(253)の周囲に前記ろう材(252)を配置した後に前記部品(110)をろう付け炉で加熱することをさらに含む、請求項13に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17/492,760 US11524350B1 (en) | 2021-10-04 | 2021-10-04 | Backwall strike braze repair |
US17/492,760 | 2021-10-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2023054755A true JP2023054755A (ja) | 2023-04-14 |
Family
ID=83361262
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2022137517A Pending JP2023054755A (ja) | 2021-10-04 | 2022-08-31 | 後壁打痕のろう付け補修 |
Country Status (5)
Country | Link |
---|---|
US (2) | US11524350B1 (ja) |
EP (1) | EP4159362A1 (ja) |
JP (1) | JP2023054755A (ja) |
KR (1) | KR20230048601A (ja) |
CN (1) | CN115929409A (ja) |
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-
2021
- 2021-10-04 US US17/492,760 patent/US11524350B1/en active Active
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2022
- 2022-08-31 JP JP2022137517A patent/JP2023054755A/ja active Pending
- 2022-09-16 EP EP22196105.5A patent/EP4159362A1/en active Pending
- 2022-09-19 CN CN202211137382.3A patent/CN115929409A/zh active Pending
- 2022-09-28 KR KR1020220122921A patent/KR20230048601A/ko unknown
- 2022-11-08 US US18/053,408 patent/US11951557B2/en active Active
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US11951557B2 (en) | 2024-04-09 |
KR20230048601A (ko) | 2023-04-11 |
EP4159362A1 (en) | 2023-04-05 |
US11524350B1 (en) | 2022-12-13 |
CN115929409A (zh) | 2023-04-07 |
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