JP6994822B2 - 物品及び物品を形成する方法 - Google Patents
物品及び物品を形成する方法 Download PDFInfo
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- JP6994822B2 JP6994822B2 JP2016162307A JP2016162307A JP6994822B2 JP 6994822 B2 JP6994822 B2 JP 6994822B2 JP 2016162307 A JP2016162307 A JP 2016162307A JP 2016162307 A JP2016162307 A JP 2016162307A JP 6994822 B2 JP6994822 B2 JP 6994822B2
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- 238000000034 method Methods 0.000 title claims description 34
- 238000001816 cooling Methods 0.000 claims description 221
- 239000012530 fluid Substances 0.000 claims description 14
- 238000012546 transfer Methods 0.000 claims description 7
- 239000002826 coolant Substances 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims 3
- 238000004519 manufacturing process Methods 0.000 description 25
- 239000012809 cooling fluid Substances 0.000 description 16
- 239000000843 powder Substances 0.000 description 14
- 229910001092 metal group alloy Inorganic materials 0.000 description 10
- 230000008569 process Effects 0.000 description 7
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000151 deposition Methods 0.000 description 3
- 238000005304 joining Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000000110 selective laser sintering Methods 0.000 description 2
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
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-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
- F23R3/04—Air inlet arrangements
- F23R3/06—Arrangement of apertures along the flame tube
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/009—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of turbine components other than turbine blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/04—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of turbine blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
-
- 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
- B33Y10/00—Processes of additive manufacturing
-
- 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
- F01D5/187—Convection cooling
- F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
-
- 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
- F01D5/187—Convection cooling
- F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
- F01D5/189—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall the insert having a tubular cross-section, e.g. airfoil shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/25—Direct deposition of metal particles, e.g. direct metal deposition [DMD] or laser engineered net shaping [LENS]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/66—Treatment of workpieces or articles after build-up by mechanical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/40—Radiation means
- B22F12/41—Radiation means characterised by the type, e.g. laser or electron beam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F2005/005—Article surface comprising protrusions
-
- 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
- F05D2230/30—Manufacture with deposition of material
- F05D2230/31—Layer deposition
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
- F23R2900/03045—Convection cooled combustion chamber walls provided with turbolators or means for creating turbulences to increase cooling
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Combustion & Propulsion (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Description
[実施態様1]
内部領域及び外部領域を離隔する本体部と、
上記内部領域を上記外部領域に流体接続する、上記本体部内の開口と、
上記本体部の外面から離れて延びる冷却用特徴部と、
を備える冷却用物品であって、
上記冷却用特徴部が、上記外部領域の流体流れを妨げることを特徴とする、冷却用物品。
[実施態様2]
上記冷却用特徴部が、ピン、突起、ディンプル、遮蔽部材、及びこれらの組み合わせからなる群から選択される、実施態様1に記載の冷却用物品。
[実施態様3]
上記冷却用特徴部が、上記開口の近くに位置決めされる、実施態様1に記載の冷却用物品。
[実施態様4]
上記冷却用特徴部が、上記開口を避けて直交流を送るように配列及び配置される、実施態様3に記載の冷却用物品。
[実施態様5]
上記冷却用特徴部が、半円形幾何学的形状を含む、実施態様1に記載の冷却用物品。
[実施態様6]
上記冷却用物品が、上記本体部の上記外面から離れて延びる複数の追加の冷却用特徴部を備える、実施態様1に記載の冷却用物品。
[実施態様7]
上記冷却用特徴部と、上記追加の冷却用特徴部のうちの少なくとも1つとが、異なる幾何学的形状を含む、実施態様6に記載の冷却用物品。
[実施態様8]
上記複数の追加の冷却用特徴部の充填率(packing)が、上記本体部に沿って変化する、実施態様6に記載の冷却用物品。
[実施態様9]
上記冷却用物品が、タービンノズルの中に挿入されるように配列及び配置される、実施態様1に記載の冷却用物品。
[実施態様10]
上記冷却用特徴部が、近傍壁乱流をもたらすように配列及び配置される、実施態様9に記載の冷却用物品。
[実施態様11]
上記冷却用物品が内部に挿入された場合に、上記冷却用特徴部が、上記タービンノズルの内面に接触するように配列及び配置される、実施態様9に記載の冷却用物品。
[実施態様12]
内部領域及び外部領域を離隔する本体部と、
上記内部領域を上記外部領域に流体接続する、上記本体部内の複数の開口と、
上記本体部の外面から離れて延びる複数の冷却用特徴部と、
を備える冷却用物品であって、
上記冷却用物品が、タービンノズルの中に配列及び配置され、
上記複数の冷却用特徴部が、上記タービンノズルからの熱伝達を可能にする、冷却用物品。
[実施態様13]
冷却用物品を形成するための方法であって、
内部領域及び外部領域を定める本体部を形成するステップと、
上記本体部内に、上記内部領域を上記外部領域に流体接続する開口を形成するステップと、
上記本体部の外面から離れて延びる冷却用特徴部を形成するステップと、
を含み、
上記冷却用物品が、タービンエンジンの高温ガス通路構成要素に挿入されるように配列及び配置される、方法。
[実施態様14]
上記本体部を形成するステップ、上記開口を形成するステップ、及び上記冷却用特徴部を形成するステップのうちの少なくとも1つが、付加製造を含む、実施態様13に記載の方法。
[実施態様15]
上記付加製造が、直接金属レーザ溶融法を含む、実施態様14に記載の方法。
[実施態様16]
上記冷却用特徴部を形成するステップが、上記冷却用特徴部を、上記開口を避けて直交流を送るように配列及び配置するステップを含む、実施態様13に記載の方法。
[実施態様17]
上記本体部の上記外面から離れるように延びる複数の追加の冷却用特徴部を形成するステップをさらに含む、実施態様13に記載の方法。
[実施態様18]
上記複数の追加の冷却用特徴部のうちの少なくとも1つの幾何学的形状を変更するステップをさらに含む、実施態様17に記載の方法。
[実施態様19]
1上記複数の追加の冷却用特徴部の充填率を上記本体部に沿って変更するステップをさらに含む、実施態様17に記載の方法。
[実施態様20]
上記冷却用特徴部及び上記複数の追加の冷却用特徴部を、冷却剤流に乱流を形成するように配列及び配置するステップをさらに含む、実施態様17に記載の方法。
101 開口
103 冷却用特徴部
201 本体部
203 内部領域
204 内面
205 外部領域
206 外面
300 構成要素
304 内面
403 遮蔽部材
500 付加製造方法
601 金属合金粉体
602 初期層
603 予め設定された厚さ
604 開口
610 集束エネルギー源
611 部分
622 追加層
623 第2の予め設定された厚さ
624 第2の開口
633 結合厚さ
634 結合開口
Claims (14)
- 冷却用物品(100)であって、
内部領域(203)及び外部領域(205)を離隔する本体部(201)と、
前記内部領域(203)を前記外部領域(205)に流体接続する、前記本体部(201)内の開口(101)と、
前記本体部(201)の外面(206)から離れて延びる冷却用特徴部(103)と、
を備え、
前記冷却用特徴部(103)が、対応する開口の上流に配置された半円形幾何学的形状を含み、
前記冷却用特徴部(103)が、前記外部領域(205)の流体流れを妨げて乱流を発生させ、
前記冷却用物品(100)が、タービンエンジンの高温ガス通路構成要素に挿入されるように配列及び配置され、
前記冷却用物品(100)が、前記高温ガス通路構成要素に挿入されたときに前記冷却用特徴部(103)が、前記高温ガス通路構成要素の内面に接触しないように構成されることを特徴とする、冷却用物品(100)。 - 前記冷却用特徴部(103)が、ピン、突起、ディンプル、遮蔽部材、及びこれらの組み合わせからなる群から選択される、請求項1に記載の冷却用物品(100)。
- 前記冷却用特徴部(103)が、前記開口(101)の近くに位置決めされる、請求項1に記載の冷却用物品(100)。
- 前記冷却用特徴部(103)が、前記開口を避けて直交流を送るように配列及び配置される、請求項3に記載の冷却用物品。
- 前記冷却用物品(100)が、前記本体部(201)の前記外面(206)から離れて延びる複数の追加の冷却用特徴部(103)を備え、前記複数の追加の冷却用特徴部(103)の各々が、ピン、突起、ディンプル、遮蔽部材、及びこれらの組み合わせからなる群から選択される、請求項1に記載の冷却用物品(100)。
- 前記冷却用特徴部(103)と、前記追加の冷却用特徴部(103)のうちの少なくとも1つとが、異なる幾何学的形状を含む、請求項5に記載の冷却用物品(100)。
- 前記複数の追加の冷却用特徴部(103)の充填率(packing)が、前記本体部(201)に沿って変化する、請求項5に記載の冷却用物品(100)。
- 前記高温ガス通路構成要素が、タービンノズルであり、前記冷却用特徴部(103)が、近傍壁乱流をもたらすように配列及び配置される、請求項1に記載の冷却用物品(100)。
- 内部領域(203)及び外部領域(205)を離隔する本体部(201)と、
前記内部領域(203)を前記外部領域(205)に流体接続する、前記本体部(201)内の複数の開口(101)と、
前記本体部(201)の外面(206)から離れて延び、前記外部領域(205)の流体流れを妨げて乱流を発生させるように構成される複数の冷却用特徴部(103)と、
を備える冷却用物品(100)であって、
前記複数の冷却用特徴部(103)の少なくとも1つが、対応する開口の上流に配置された半円形幾何学的形状を含み、
前記冷却用物品(100)が、タービンノズルの中に配列及び配置され、
前記冷却用物品(100)が、前記タービンノズルに挿入されたときに前記冷却用特徴部(103)が、前記タービンノズルの内面に接触しないように構成され、
前記複数の冷却用特徴部(103)が、前記タービンノズルからの熱伝達を可能にする、冷却用物品(100)。 - 冷却用物品(100)を形成するための方法であって、
内部領域(203)及び外部領域(205)を定める本体部(201)を形成するステ
ップと、
前記本体部(201)内に、前記内部領域(203)を前記外部領域(205)に流体接続する開口(101)を形成するステップと、
前記本体部(201)の外面(206)から離れて延びる冷却用特徴部(103)を形成するステップであって、前記冷却用特徴部(103)が、前記外部領域(205)の流体流れを妨げて乱流を発生させるように構成される、前記ステップと、
を含み、
前記冷却用特徴部(103)が、対応する開口の上流に配置された半円形幾何学的形状を含み、
前記冷却用物品(100)が、タービンエンジンの高温ガス通路構成要素(300)に挿入されるように配列及び配置され、
前記冷却用物品(100)が、前記高温ガス通路構成要素(300)に挿入されたときに前記冷却用特徴部(103)が、前記高温ガス通路構成要素の内面に接触しないように構成される、方法。 - 前記冷却用特徴部(103)を形成するステップが、前記冷却用特徴部(103)を、前記開口(101)を避けて直交流を送るように配列及び配置するステップを含む、請求項10に記載の方法。
- 前記本体部(201)の前記外面(206)から離れるように延びる複数の追加の冷却用特徴部(103)を形成するステップをさらに含む、請求項10または11に記載の方法。
- 前記複数の追加の冷却用特徴部のうちの少なくとも1つの幾何学的形状を変更するステップをさらに含む、請求項12に記載の方法。
- 前記冷却用特徴部(103)及び前記複数の追加の冷却用特徴部(103)を、前記外部領域(205)において冷却剤流に乱流を形成するように配列及び配置するステップをさらに含む、請求項12に記載の方法。
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