JP6263212B2 - ガスタービンシュラウドアセンブリの一部分を熱遮蔽するためのシステム - Google Patents
ガスタービンシュラウドアセンブリの一部分を熱遮蔽するためのシステム Download PDFInfo
- Publication number
- JP6263212B2 JP6263212B2 JP2016042942A JP2016042942A JP6263212B2 JP 6263212 B2 JP6263212 B2 JP 6263212B2 JP 2016042942 A JP2016042942 A JP 2016042942A JP 2016042942 A JP2016042942 A JP 2016042942A JP 6263212 B2 JP6263212 B2 JP 6263212B2
- Authority
- JP
- Japan
- Prior art keywords
- shroud
- shroud seal
- turbine
- front wall
- heat shield
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
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- 239000011153 ceramic matrix composite Substances 0.000 claims description 17
- 238000002485 combustion reaction Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 30
- 239000000567 combustion gas Substances 0.000 description 27
- 238000001816 cooling Methods 0.000 description 10
- 229910001092 metal group alloy Inorganic materials 0.000 description 4
- 230000008646 thermal stress Effects 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/14—Casings modified therefor
- F01D25/145—Thermally insulated casings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/24—Heat or noise insulation
-
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/005—Sealing means between non relatively rotating elements
-
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
-
- 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
- F01D25/08—Cooling; Heating; Heat-insulation
-
- 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
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/08—Heating, heat-insulating or cooling means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
-
- 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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
-
- 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
- F05D2240/10—Stators
- F05D2240/11—Shroud seal segments
-
- 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
- F05D2240/10—Stators
- F05D2240/15—Heat shield
-
- 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
- F05D2260/231—Preventing heat transfer
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
- F05D2300/603—Composites; e.g. fibre-reinforced
- F05D2300/6033—Ceramic matrix composites [CMC]
-
- 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)
- Combustion & Propulsion (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Description
12 中心線、中心線軸
14 ガスタービンエンジン
16 ファンセクション
18 外側ケーシング
20 入口
22 低圧圧縮機
24 高圧圧縮機
26 燃焼セクション
28 高圧タービン、高圧タービンセクション
30 低圧タービン、低圧タービンセクション
32 ジェット排気ノズルセクション
34 高圧スプール
36 低圧スプール
38 ファンスプール、シャフト
39 減速ギア
40 ファンブレード
42 ナセル
44 出口案内翼
46 下流セクション
48 バイパス空気流路
50 第1段
52 列
54 ステータベーン、静止ベーン
56 列
58 タービンロータブレード
60 第2段
62 列
64 ステータベーン
66 列
68 タービンロータブレード
70 高温ガス経路
72 シュラウドシールアセンブリ
74 シュラウドシール
76 ブレード先端
78 シール面、側面
80 シュラウドシール支持部、保持リング
82 骨格
84 高圧タービンケーシング
86 上流フランジ
88 下流フランジ
90 タービンシュラウド支持リング
92 前方壁、保持部材
94 後方壁、保持部材
96 前面
98 背面
100 半径方向内側面
102 前縁部分
104 後縁部分
106 半径方向間隙
108 頂面
110 熱遮蔽部、熱シール
112 底部
114 背面
116 外側バンド、外側バンド部分
118 軸線方向間隙
120 後部
122 滞留空間
124 熱遮蔽部
126 前面
200 空気
202 入口部分
204 矢印
206 空気、矢印
208 矢印
210 燃焼ガス、矢印
212 低圧タービンステータベーン
214 低圧タービンロータブレード
Claims (7)
- ガスタービンシュラウドアセンブリの一部分を熱遮蔽するためのシステムであって、
非セラミックマトリックス複合材料から形成され、かつ前方壁(92)と軸線方向に離隔した後方壁(94)とを有するシュラウドシール支持部(80)であって、前方壁(92)が、前面(96)と軸線方向に離隔した背面(98)と、前面(96)と背面(98)との間で軸線方向に延在する半径方向内側面(100)とを有している、シュラウドシール支持部(80)と、
セラミックマトリックス複合材料から形成され、かつシュラウドシール支持部(80)に装着されたシュラウドシール(74)であって、シュラウドシール(74)がシュラウドシール支持部(80)の前方壁(92)に向かって延在する前縁部分(102)と、シュラウドシール支持部(80)の後方壁(94)に向かって延在する後縁部分(104)とを有しており、半径方向間隙(106)が前縁部分(102)の頂面(108)と前方壁(92)の半径方向内側面(100)との間に画成される、シュラウドシール(74)と、
セラミックマトリックス複合材料から形成された熱遮蔽部(110)であって、熱遮蔽部(110)の第1の端部が前方壁(92)の底部(112)に配置され、熱遮蔽部(110)の第2の端部がシュラウドシール(74)まで延びていて、半径方向間隙(106)を少なくとも部分的にシールする熱遮蔽部(110)と
を備えるシステム。 - 熱遮蔽部(110)が、前方壁(92)の前面(96)及びシュラウドシール(74)の頂面(108)に連結されている、請求項1に記載のシステム。
- 熱遮蔽部(110)が、前方壁(92)の底部(112)からシュラウドシール(74)の前縁部分(102)に向かって延びている、請求項1に記載のシステム。
- 熱遮蔽部(110)は、前方壁(92)の前面(96)からシュラウドシール(74)のシール面(78)に向かって延びている、請求項1に記載のシステム。
- シュラウドシール(74)が、連続リングとして形成されている、請求項1に記載のシステム。
- シュラウドシール(74)の前縁部分(102)が、軸線方向に前方壁(92)の前面(96)と背面(98)との間で終端する、請求項1に記載のシステム。
- 圧縮機(22,24)と、
圧縮機(22,24)から下流に配置された燃焼セクション(26)と、
燃焼セクション(26)から下流に配置されたタービン(28,30)であって、タービン(28,30)が、タービンロータブレードの列の周りに周方向に延在するタービンシュラウドアセンブリと、タービンシュラウドアセンブリの一部分を熱遮蔽するための請求項1乃至請求項6のいずれか1項に記載のシステムとを含むタービン(28,30)と
を備えるガスタービン(14)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/708,385 US10233844B2 (en) | 2015-05-11 | 2015-05-11 | System for thermally shielding a portion of a gas turbine shroud assembly |
US14/708,385 | 2015-05-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016211538A JP2016211538A (ja) | 2016-12-15 |
JP6263212B2 true JP6263212B2 (ja) | 2018-01-17 |
Family
ID=55486580
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016042942A Active JP6263212B2 (ja) | 2015-05-11 | 2016-03-07 | ガスタービンシュラウドアセンブリの一部分を熱遮蔽するためのシステム |
Country Status (5)
Country | Link |
---|---|
US (1) | US10233844B2 (ja) |
EP (2) | EP3543471B1 (ja) |
JP (1) | JP6263212B2 (ja) |
CN (1) | CN106150568B (ja) |
CA (1) | CA2922517C (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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US10428689B2 (en) * | 2017-05-17 | 2019-10-01 | Rolls-Royce Deutschland Ltd & Co Kg | Heat shield for a gas turbine engine |
EP3421727B1 (en) * | 2017-06-30 | 2020-01-29 | Ansaldo Energia Switzerland AG | Gas turbine comprising a turbine vane carrier |
US10858953B2 (en) | 2017-09-01 | 2020-12-08 | Rolls-Royce Deutschland Ltd & Co Kg | Turbine casing heat shield in a gas turbine engine |
EP3450703B1 (en) * | 2017-09-01 | 2020-05-20 | Rolls-Royce Deutschland Ltd & Co KG | Turbine casing heat shield in a gas turbine engine |
US11021990B2 (en) * | 2018-12-19 | 2021-06-01 | General Electric Company | Shroud sealing for a gas turbine engine |
US10968764B2 (en) * | 2019-05-31 | 2021-04-06 | Rolls-Royce Corporation | Ceramic matrix composite hanger heat shield |
FR3100838B1 (fr) | 2019-09-13 | 2021-10-01 | Safran Aircraft Engines | Anneau d’etancheite de turbomachine |
US11131215B2 (en) | 2019-11-19 | 2021-09-28 | Rolls-Royce North American Technologies Inc. | Turbine shroud cartridge assembly with sealing features |
US11092027B2 (en) | 2019-11-19 | 2021-08-17 | Rolls-Royce North American Technologies Inc. | Turbine shroud assembly with sheet-metal sealing features |
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JP4495481B2 (ja) * | 2004-02-18 | 2010-07-07 | イーグル・エンジニアリング・エアロスペース株式会社 | シール装置 |
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US20160153306A1 (en) * | 2013-07-23 | 2016-06-02 | United Technologies Corporation | Radial position control of case support structure with splined connection |
CA2915246A1 (en) * | 2014-12-23 | 2016-06-23 | Rolls-Royce Corporation | Turbine shroud |
-
2015
- 2015-05-11 US US14/708,385 patent/US10233844B2/en active Active
-
2016
- 2016-03-03 CA CA2922517A patent/CA2922517C/en active Active
- 2016-03-07 JP JP2016042942A patent/JP6263212B2/ja active Active
- 2016-03-08 EP EP19173649.5A patent/EP3543471B1/en active Active
- 2016-03-08 EP EP16159096.3A patent/EP3095958B1/en active Active
- 2016-03-11 CN CN201610138289.2A patent/CN106150568B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
JP2016211538A (ja) | 2016-12-15 |
CA2922517C (en) | 2019-11-12 |
EP3543471B1 (en) | 2021-01-13 |
US20160333788A1 (en) | 2016-11-17 |
EP3095958A1 (en) | 2016-11-23 |
EP3543471A1 (en) | 2019-09-25 |
EP3095958B1 (en) | 2019-06-19 |
CA2922517A1 (en) | 2016-11-11 |
US10233844B2 (en) | 2019-03-19 |
CN106150568A (zh) | 2016-11-23 |
CN106150568B (zh) | 2018-04-06 |
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R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |