JP2021193294A - 犠牲プラグシステム - Google Patents
犠牲プラグシステム Download PDFInfo
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- JP2021193294A JP2021193294A JP2021066775A JP2021066775A JP2021193294A JP 2021193294 A JP2021193294 A JP 2021193294A JP 2021066775 A JP2021066775 A JP 2021066775A JP 2021066775 A JP2021066775 A JP 2021066775A JP 2021193294 A JP2021193294 A JP 2021193294A
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- sacrificial plug
- cooling hole
- connecting member
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- plug
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Images
Classifications
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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
- F01D5/14—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
-
- 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
- F01D5/186—Film cooling
-
- 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
- B22F10/40—Structures for supporting workpieces or articles during manufacture and removed afterwards
- B22F10/47—Structures for supporting workpieces or articles during manufacture and removed afterwards characterised by structural features
-
- 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
- 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/28—Supporting or mounting arrangements, e.g. for turbine casing
- F01D25/285—Temporary support structures, e.g. for testing, assembling, installing, repairing; Assembly methods using such structures
-
- 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
-
- 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
-
- 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
- B22F2005/103—Cavity made by removal of insert
-
- 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
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/04—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass turbine or like blades from several pieces
-
- 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
- B33Y10/00—Processes of additive manufacturing
-
- 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
- F05D2230/50—Building or constructing in particular ways
- F05D2230/53—Building or constructing in particular ways by integrally manufacturing a component, e.g. by milling from a billet or one piece construction
-
- 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
-
- 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
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
-
- 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
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/202—Heat transfer, e.g. cooling by film 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
30 根元部
31 ダブテール
32 プラットフォーム
40 先端部
41 フィレット
80 翼形部
81 前縁
82 後縁
83 正圧側壁
84 負圧側壁
85 表面
88 冷却キャビティ
100 犠牲プラグ
108 冷却孔
109 冷却孔、内周面、壁
110 上部
111 歯車構造体、歯車
112 歯
115 開口部またはスロット
116 多角形形状
117 端面
120 カバー部
121 より大きな側面領域
122 より短い側面領域
130 冷却孔係合部
131 分離可能な接続部、フィンガー接続部材
132 接続部材
133 ねじ山
134 ねじ山、ウェブ
135 支柱、最下点
136 ウェブ
137 区域
138 収集部材、残りの区域
139 接続部
140 凹部
141 捕捉部材
144 接続部材
145 ハブ
146 歯
200 ギヤードラック
201 歯
202 相補的な歯車
300 結束ベルト
A 距離
C 中心
C’ 中間点
TP 中心軸
Claims (15)
- 犠牲プラグ(100)システムであって、前記犠牲プラグ(100)システムは、
表面(85)および前記表面(85)にある少なくとも1つの冷却孔(108)を有する構成要素と、
前記構成要素と一体的に形成され、かつ前記少なくとも1つの冷却孔(108)内に一体的に形成された犠牲プラグ(100)であって、前記犠牲プラグ(100)は、
上部(110)、
カバー部(120)、および
下部であって、前記下部は、少なくとも1つの冷却孔(108)に一体的に形成され、係合され、接続されている下部を含む、犠牲プラグ(100)と、
前記犠牲プラグ(100)の前記下部と一体的に形成され、各それぞれの少なくとも1つの冷却孔(108)の内壁(109)と一体である少なくとも1つの接続部材(131、132、144)とを備え、各少なくとも1つの接続部材(131、132、144)は、前記上部(110)に力が加えられたときに、そのそれぞれの少なくとも1つの冷却孔(108)の前記それぞれの内壁(109)から切断可能であり、よって前記犠牲プラグ(100)を前記それぞれの少なくとも1つの冷却孔(108)から除去することができる、犠牲プラグ(100)システム。 - 前記カバー部(120)が、前記表面(85)および前記それぞれの少なくとも1つの冷却孔(108)から上方に所定の距離(A)を置いて配置されている、請求項1に記載の犠牲プラグ(100)システム。
- 前記カバー部(120)がカバー部(120)輪郭を含み、前記構成要素が構成要素輪郭を有し、前記カバー部(120)輪郭は前記構成要素輪郭を反映している、請求項2に記載の犠牲プラグ(100)システム。
- 前記犠牲プラグ(100)システムが、一体的に形成された構成要素、前記犠牲プラグ(100)および前記少なくとも1つの接続部材(131、132、144)に施されるコーティングをさらに含み、前記所定の距離(A)により、前記カバー部(120)の下へのコーティングの進入が可能となり、前記コーティングが各それぞれの少なくとも1つの冷却孔(108)に入ることが防止され、前記所定の距離(A)により、前記少なくとも1つの冷却孔(108)のうちの隣接する冷却孔(108)の間における前記コーティングのブリッジングが防止される、請求項2に記載の犠牲プラグ(100)システム。
- 前記一体的に形成された構成要素、前記犠牲プラグ(100)、および前記少なくとも1つの接続部材(131、132、144)が、一体的に付加製造されている、請求項1に記載の犠牲プラグ(100)システム。
- 前記構成要素がタービンブレード(10)を含み、前記表面(85)が複数の前記少なくとも1つの冷却孔(108)を有する後縁(82)を含み、複数の前記少なくとも1つの接続部材(131、132、144)が、前記タービンブレード(10)の前記後縁(82)においてそれぞれの冷却孔(108)に形成されている、請求項1に記載の犠牲プラグ(100)システム。
- 前記上部(110)が、各それぞれの少なくとも1つの接続部材(131、132、144)を前記それぞれの少なくとも1つの冷却孔(108)の前記壁(109)から切断するために前記犠牲プラグ(100)の回転を可能する構成を含む、請求項1に記載の犠牲プラグ(100)システム。
- 前記上部(110)が、ローレット面、輪郭面、曲面、角柱面、こぶのある面、フック面、係合を容易にして除去するための原動力を提供する表面のうちの少なくとも1つを含み、前記上部(110)が、中実部、中空部、および格子部のうちの少なくとも1つを含む、請求項7に記載の犠牲プラグ(100)システム。
- 前記上部(110)が前記上部(110)と一体の歯車構造体(111)を含み、前記歯車構造体(111)は歯(112,146)を含み、前記歯(112,146)は少なくとも1つの動力装置と係合して、前記歯車構造体(111)を回転させ、それによって前記犠牲プラグ(100)を回転させて、前記犠牲プラグ(100)の前記少なくとも1つの接続部材(131、132、144)を切断する、請求項7に記載の犠牲プラグ(100)システム。
- 前記少なくとも1つの動力装置が、相補的な歯車(202)、直線状の歯(201)を有したギヤードラック(200)、および結束ベルト(300)のうちの少なくとも1つを含む、請求項9に記載の犠牲プラグ(100)システム。
- 前記少なくとも1つの動力装置が、複数の犠牲プラグ(100)上の歯車構造体(111)と係合する、請求項9に記載の犠牲プラグ(100)システム。
- 前記上部(110)が開口部(115)を有する端面(117)を含み、前記開口部(115)は機械的装置と係合して前記歯車構造体(111)を回転させ、それによって前記犠牲プラグ(100)を回転させて、前記犠牲プラグ(100)の前記少なくとも1つの接続部材(131、132、144)を切断する、請求項7に記載の犠牲プラグ(100)システム。
- 前記カバー部(120)が、各それぞれの少なくとも1つの冷却孔(108)の軸線と同軸ではない、請求項4に記載の犠牲プラグ(100)システム。
- 前記少なくとも1つの接続部材(131、132、144)が、複数の接続する部材を含む、請求項1に記載の犠牲プラグ(100)システム。
- 前記複数の接続する部材が、
フィンガー接続部材(131)、多角形フィンガー接続部材(131、132)、ねじ山接続部材(131)、接続部材(131)のウェブ(134、136)、および接続部材(131)の支柱で囲まれたウェブ
のうちの少なくとも1つを含む、請求項14に記載の犠牲プラグ(100)システム。
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US16/868,165 US11174738B1 (en) | 2020-05-06 | 2020-05-06 | Sacrificial plug system |
US16/868,165 | 2020-05-06 |
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JP2021193294A true JP2021193294A (ja) | 2021-12-23 |
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JP2021066775A Pending JP2021193294A (ja) | 2020-05-06 | 2021-04-09 | 犠牲プラグシステム |
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US4743462A (en) * | 1986-07-14 | 1988-05-10 | United Technologies Corporation | Method for preventing closure of cooling holes in hollow, air cooled turbine engine components during application of a plasma spray coating |
US5902647A (en) * | 1996-12-03 | 1999-05-11 | General Electric Company | Method for protecting passage holes in a metal-based substrate from becoming obstructed, and related compositions |
EP1835045A1 (de) * | 2006-03-15 | 2007-09-19 | Siemens Aktiengesellschaft | Verfahren zur Herstellung eines beschichteten Bauteils |
US9206499B2 (en) * | 2010-08-30 | 2015-12-08 | United Technologies Corporation | Minimizing blockage of holes in turbine engine components |
US9181809B2 (en) * | 2012-12-04 | 2015-11-10 | General Electric Company | Coated article |
US10646959B2 (en) * | 2017-08-18 | 2020-05-12 | General Electric Company | Additive manufactured components including sacrifical caps and methods of forming same |
US10888892B2 (en) * | 2018-08-23 | 2021-01-12 | General Electric Company | Protecting hole in component during coating process using plug with water soluble layer |
US11225707B2 (en) * | 2019-08-13 | 2022-01-18 | General Electric Company | Protective shields for improved coating of turbine component cooling features |
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