JP2013002450A - 複合素材のタービン翼およびその製造方法 - Google Patents
複合素材のタービン翼およびその製造方法 Download PDFInfo
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- JP2013002450A JP2013002450A JP2012138303A JP2012138303A JP2013002450A JP 2013002450 A JP2013002450 A JP 2013002450A JP 2012138303 A JP2012138303 A JP 2012138303A JP 2012138303 A JP2012138303 A JP 2012138303A JP 2013002450 A JP2013002450 A JP 2013002450A
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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
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
- F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
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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
- F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
-
- 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
- F01D5/286—Particular treatment of blades, e.g. to increase durability or resistance against corrosion or erosion
-
- 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
-
- 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
- F05D2230/20—Manufacture essentially without removing material
- F05D2230/23—Manufacture essentially without removing material by permanently joining parts together
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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
- F05D2230/60—Assembly methods
-
- 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
- F05D2240/00—Components
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05D2240/301—Cross-sectional characteristics
-
- 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
- F05D2260/95—Preventing corrosion
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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
-
- 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
- Y10T29/49336—Blade making
- Y10T29/49337—Composite blade
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Architecture (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
【課題】 保護層とタービン翼の複合素材中核部が接合される方法を改善することである。
【解決手段】翼の複合素材中核部が、ブレードの根元部分の近くの位置から先端部の近くの位置まで連続的であり、かつ翼の長さに沿って回転軸線から間隔をおいて広がり、ブレードの先端部分の近くの位置で終わる部分を備えていることにより解決される。
【選択図】 図2A
Description
11 根元部分
12 翼
121 先端部
122 前縁部
123 後縁部
124 圧力側
125 吸込み側
126 翼弦
127 翼形中心線
21 半径方向間隔rに関連した翼弦長L
22−1 半径方向間隔rに関連した翼弦長L
22−2 半径方向間隔rに関連した翼弦長L
23 翼の二次元投影図
24−1 翼の二次元投影図
24−2 翼の二次元投影図
30 最終段ロータブレード
31 根元部分
32 翼
321 先端部
322 付加的繊維素材
33 中核部
34 前縁部カバ
35 吸込み側のためのカバーシート
36 後縁部カバー
37 圧力側のためのカバーシート
381 溶接継目
382 溶接継目
383 溶接継目
384 溶接継目
39 接着層
Claims (11)
- 根元部分と先端部分と翼を備えたタービンブレードであって、前記翼が複合素材でできた中核部と侵食に曝される一つの位置あるいは複数の位置で複合中核部に連結される保護シースを備えたタービンブレードにおいて、
翼の複合素材中核部が、ブレードの根元部分の近くの位置から先端部の近くの位置まで連続的であり、かつ翼の長さに沿って回転軸線から間隔をおいて広がり、ブレードの先端部分の近くの位置で終わる部分を備えていることを特徴とするタービンブレード。 - 半径方向で外側に向かう方向で、中核部に沿った保護シースの運動が、保護シースと複合素材中核部の広がっている部分の間の締まり嵌めにより防止されることを特徴とする請求項1記載のタービンブレード。
- 拡張が連続的かあるいは段階的であることを特徴とする請求項1に記載のタービンブレード。
- 拡張が先端部に向かう翼の翼弦長の長さを含んでいることを特徴とする請求項1に記載のタービンブレード。
- 翼弦長が半径方向の間隔の関数として減少する部分に次いで、翼弦長が半径方向間隔の関数として増大することを特徴とする請求項4に記載のタービンブレード。
- 翼弦長がブレードの根元部分の近くの位置から先端部の近くの位置まで連続的に増大することを特徴とする請求項4に記載のタービンブレード。
- 保護シースが接合あるいは接着層により複合素材中核部と接合していることを特徴とする請求項1に記載のタービンブレード。
- タービンブレードが蒸気タービン用のブレードであることを特徴とする請求項1に記載のタービンブレード。
- タービンブレードが蒸気タービン用の最終段ブレードであることを特徴とする請求項1に記載のタービンブレード。
- 異なる材料の保護シースにより複合素材の中核部を取り囲む方法を備えた大型の蒸気タービンのためのブレードを製造する方法であって、
この方法が以下の工程、すなわち
− ブレードの根元部分の近くの位置から、ブレードの先端部の近くの位置まで連続的に延びている中核部を備える工程と、
− ブレードの少なくとも先端部の近くで複合素材の中核部の幅を増大させる工程を備えていることを特徴とする方法。 - 接着層により中核部に接合される幾つかの部分から保護シースを組立てることを特徴とする請求項10に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH01043/11A CH705171A1 (de) | 2011-06-21 | 2011-06-21 | Turbinenschaufel mit einem Schaufelblatt aus Verbundwerkstoff und Verfahren zum Herstellen davon. |
CH01043/11 | 2011-06-21 |
Publications (2)
Publication Number | Publication Date |
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JP2013002450A true JP2013002450A (ja) | 2013-01-07 |
JP5738235B2 JP5738235B2 (ja) | 2015-06-17 |
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Application Number | Title | Priority Date | Filing Date |
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JP2012138303A Active JP5738235B2 (ja) | 2011-06-21 | 2012-06-20 | 複合素材のタービン翼およびその製造方法 |
Country Status (5)
Country | Link |
---|---|
US (2) | US10072505B2 (ja) |
JP (1) | JP5738235B2 (ja) |
CN (1) | CN102839990B (ja) |
CH (1) | CH705171A1 (ja) |
DE (1) | DE102012011952B4 (ja) |
Families Citing this family (12)
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DE102012015135A1 (de) * | 2012-07-30 | 2014-02-13 | Rolls-Royce Deutschland Ltd & Co Kg | Verdichterschaufel einer Gasturbine sowie Verfahren zu deren Herstellung |
WO2015006406A1 (en) | 2013-07-09 | 2015-01-15 | United Technologies Corporation | Plated tubular lattice structure |
US10927843B2 (en) | 2013-07-09 | 2021-02-23 | Raytheon Technologies Corporation | Plated polymer compressor |
EP3019711B1 (en) | 2013-07-09 | 2023-11-01 | RTX Corporation | Plated polymer nosecone |
US10227704B2 (en) * | 2013-07-09 | 2019-03-12 | United Technologies Corporation | High-modulus coating for local stiffening of airfoil trailing edges |
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EP3097267B1 (en) * | 2013-12-20 | 2020-11-18 | Ansaldo Energia IP UK Limited | Rotor blade or guide vane assembly |
US20150266572A1 (en) * | 2014-03-21 | 2015-09-24 | Hamilton Sundstrand Corporation | Propeller blade having compliant spar core |
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US20110194941A1 (en) * | 2010-02-05 | 2011-08-11 | United Technologies Corporation | Co-cured sheath for composite blade |
-
2011
- 2011-06-21 CH CH01043/11A patent/CH705171A1/de not_active Application Discontinuation
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2012
- 2012-06-15 US US13/525,149 patent/US10072505B2/en active Active
- 2012-06-18 DE DE102012011952.6A patent/DE102012011952B4/de active Active
- 2012-06-20 JP JP2012138303A patent/JP5738235B2/ja active Active
- 2012-06-21 CN CN201210207156.8A patent/CN102839990B/zh active Active
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2015
- 2015-12-04 US US14/959,569 patent/US9587497B2/en active Active
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Also Published As
Publication number | Publication date |
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JP5738235B2 (ja) | 2015-06-17 |
DE102012011952A1 (de) | 2012-12-27 |
CN102839990B (zh) | 2015-09-30 |
US20160084093A1 (en) | 2016-03-24 |
DE102012011952B4 (de) | 2020-09-17 |
US10072505B2 (en) | 2018-09-11 |
CH705171A1 (de) | 2012-12-31 |
CN102839990A (zh) | 2012-12-26 |
US9587497B2 (en) | 2017-03-07 |
US20120328446A1 (en) | 2012-12-27 |
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