JP6450529B2 - ディフューザ・ストラット・フェアリング - Google Patents
ディフューザ・ストラット・フェアリング Download PDFInfo
- Publication number
- JP6450529B2 JP6450529B2 JP2014107671A JP2014107671A JP6450529B2 JP 6450529 B2 JP6450529 B2 JP 6450529B2 JP 2014107671 A JP2014107671 A JP 2014107671A JP 2014107671 A JP2014107671 A JP 2014107671A JP 6450529 B2 JP6450529 B2 JP 6450529B2
- Authority
- JP
- Japan
- Prior art keywords
- diffuser
- strut
- diffuser strut
- fairing
- suction side
- 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
Links
- 239000012530 fluid Substances 0.000 claims description 40
- 238000002485 combustion reaction Methods 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 8
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 50
- 239000000567 combustion gas Substances 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 239000003570 air Substances 0.000 description 4
- 239000012080 ambient air Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005219 brazing Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
Classifications
-
- 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
- F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
-
- 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
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
- F01D25/162—Bearing supports
-
- 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
- F01D25/30—Exhaust heads, chambers, or the like
-
- 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
- F01D5/141—Shape, i.e. outer, aerodynamic form
- F01D5/145—Means for influencing boundary layers or secondary circulations
-
- 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
- F02C7/06—Arrangements of bearings; Lubricating
-
- 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
- F05D2240/12—Fluid guiding means, e.g. vanes
- F05D2240/121—Fluid guiding means, e.g. vanes related to the leading edge of a stator vane
-
- 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
- F05D2240/12—Fluid guiding means, e.g. vanes
- F05D2240/123—Fluid guiding means, e.g. vanes related to the pressure side of a stator vane
-
- 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
- F05D2240/12—Fluid guiding means, e.g. vanes
- F05D2240/124—Fluid guiding means, e.g. vanes related to the suction side of a stator vane
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
12:圧縮機区画
14:圧縮機
16:圧縮機入口
18:燃焼区画
20:燃焼器
22:タービン区画
24:シャフト
26:静止ノズル
28:タービン動翼
30:中心線
32:ケーシング
34:排ガス・ディフューザ
36:周囲空気
38:圧縮された空気
40:燃焼室
42:熱ガス
44:ストラット
46:内側シェル
48:外側シェル
50:軸方向中心線
52:排気流路
54:内側ケーシング
56:外側ケーシング
58:圧縮作動流体プレナム
60:熱ガスの流れ方向
62:根元部
64:先端部
66:前縁
68:後縁
70:圧力側
72:吸込側
100:ディフューザ・ストラット・フェアリング
102:最上部分
104:最下部分
106:圧力側部分
108:吸込側部分
110:前縁部分
112:内面
114:外面
116:流れマニホルド
118:天面板
120:底面板
122:流路
124:開口
126:圧縮された作動流体
128:角度
130:流体導管
Claims (6)
- 排気ディフューザ(34)であって、
外側シェル(48)と内側シェル(46)と間に画定される流路(52)と、
前記流路の内部で内側シェルと外側シェルとの間に延在するディフューザ・ストラット(44)であって、圧力側(70)、吸込側(72)及び前縁(66)を有するディフューザ・ストラットと、
前記ディフューザ・ストラットの前縁の周囲に延在するディフューザ・ストラット・フェアリング(100)であって、ディフューザ・ストラットの吸込側に接続した吸込側部分(108)と、ディフューザ・ストラットの圧力側に接続した圧力側部分(106)と、外側シェルに近接したディフューザ・ストラット・フェアリングの端部に位置する天面板(118)であってディフューザ・ストラット・フェアリングの内面から延在してディフューザ・ストラットの圧力側、吸込側及び前縁に接続する天面板と、内側シェルに近接したディフューザ・ストラット・フェアリングの端部に位置する底面板(120)であってディフューザ・ストラット・フェアリングの内面から延在してディフューザ・ストラットの圧力側、吸込側及び前縁に接続する底面板とを有するディフューザ・ストラット・フェアリングと
を備えており、前記ディフューザ・ストラット・フェアリング、天面板及び底面板がそれらの間に流れマニホルド(116)を確定し、かつ前記ディフューザ・ストラット・フェアリングが、ディフューザ・ストラット・フェアリングの圧力側部分及び吸込側部分の少なくとも一方に沿って配設された複数の開口(124)を確定しており、
当該排気ディフューザが、前記流路(52)を通る流れの方向に関して前記ディフューザ・ストラットの前縁(66)の上流側に位置する流体導管(130)をさらに備え、該流体導管(130)は、前記天面板(118)に接続し且つ該天面板(118)を貫通して前記流れマニホルド(116)内と流体連通して該流れマニホルド(116)へ流体を導入する、排気ディフューザ。 - 前記複数の開口が、ディフューザ・ストラット・フェアリングの圧力側部分に沿って配設されている、請求項1に記載の排気ディフューザ。
- 前記複数の開口が、ディフューザ・ストラット・フェアリングの吸込側部分に沿って配設されている、請求項1に記載の排気ディフューザ。
- 複数の開口の1以上が、前記流路を流れる流れの方向に関して角度をなして配置されている
、請求項1乃至請求項3のいずれか1項に記載の排気ディフューザ。 - 複数の開口の少なくとも幾つかが、ディフューザ・ストラットの吸込側の少なくとも一部を横断して、流れマニホルドからの圧縮作動流体の境界層を提供するように構成されている、請求項1乃至請求項4のいずれか1項に記載の排気ディフューザ。
- 圧縮機区画と、
該圧縮機区画の下流に配設された燃焼区画と、
該燃焼区画の下流に配設されたタービン区画と、
該タービン区画の下流に配設された請求項1乃至請求項5のいずれか1項に記載の排気ディフューザと
を備えるガス・タービン。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/906,497 | 2013-05-31 | ||
US13/906,497 US9528440B2 (en) | 2013-05-31 | 2013-05-31 | Gas turbine exhaust diffuser strut fairing having flow manifold and suction side openings |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2014234824A JP2014234824A (ja) | 2014-12-15 |
JP2014234824A5 JP2014234824A5 (ja) | 2017-06-29 |
JP6450529B2 true JP6450529B2 (ja) | 2019-01-09 |
Family
ID=51899555
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014107671A Active JP6450529B2 (ja) | 2013-05-31 | 2014-05-26 | ディフューザ・ストラット・フェアリング |
Country Status (4)
Country | Link |
---|---|
US (1) | US9528440B2 (ja) |
JP (1) | JP6450529B2 (ja) |
CH (1) | CH708206A2 (ja) |
DE (1) | DE102014107020A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9784133B2 (en) * | 2015-04-01 | 2017-10-10 | General Electric Company | Turbine frame and airfoil for turbine frame |
US9771828B2 (en) | 2015-04-01 | 2017-09-26 | General Electric Company | Turbine exhaust frame and method of vane assembly |
US10436049B2 (en) * | 2016-11-17 | 2019-10-08 | United Technologies Corporation | Airfoil with dual profile leading end |
EP3456937B1 (en) * | 2016-12-21 | 2022-03-09 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Turbocharger |
US20190024513A1 (en) * | 2017-07-19 | 2019-01-24 | General Electric Company | Shield for a turbine engine airfoil |
GB2566498B (en) * | 2017-09-15 | 2021-02-17 | Gkn Aerospace Sweden Ab | Turbine exhaust case cooling |
US10598041B2 (en) * | 2017-10-20 | 2020-03-24 | United Technologies Corporation | Inlet performance measurement system for gas turbine engine |
DE102020203547A1 (de) * | 2020-03-19 | 2021-09-23 | Siemens Aktiengesellschaft | Verfahren zum Anpassen einer Turbinenanordnung, Verkleidung, Satz mit mehreren Verkleidungen, Verwendung und Diffusor |
FR3116573B1 (fr) * | 2020-11-20 | 2023-03-24 | Safran Aircraft Engines | Aube comprenant un bouclier ayant une conduite de passage d’air de dégivrage |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4026659A (en) * | 1975-10-16 | 1977-05-31 | Avco Corporation | Cooled composite vanes for turbine nozzles |
US4314442A (en) * | 1978-10-26 | 1982-02-09 | Rice Ivan G | Steam-cooled blading with steam thermal barrier for reheat gas turbine combined with steam turbine |
US4565490A (en) * | 1981-06-17 | 1986-01-21 | Rice Ivan G | Integrated gas/steam nozzle |
US6543996B2 (en) * | 2001-06-28 | 2003-04-08 | General Electric Company | Hybrid turbine nozzle |
US6792758B2 (en) * | 2002-11-07 | 2004-09-21 | Siemens Westinghouse Power Corporation | Variable exhaust struts shields |
US6807803B2 (en) | 2002-12-06 | 2004-10-26 | General Electric Company | Gas turbine exhaust diffuser |
US6997676B2 (en) * | 2004-03-10 | 2006-02-14 | General Electric Company | Bifurcated outlet guide vanes |
GB2420614B (en) | 2004-11-30 | 2009-06-03 | Alstom Technology Ltd | Tile and exo-skeleton tile structure |
US7980055B2 (en) | 2005-08-04 | 2011-07-19 | Rolls-Royce Corporation | Gas turbine exhaust diffuser |
US7707818B2 (en) | 2008-02-11 | 2010-05-04 | General Electric Company | Exhaust stacks and power generation systems for increasing gas turbine power output |
US8257025B2 (en) * | 2008-04-21 | 2012-09-04 | Siemens Energy, Inc. | Combustion turbine including a diffuser section with cooling fluid passageways and associated methods |
US20110232291A1 (en) | 2010-03-26 | 2011-09-29 | General Electric Company | System and method for an exhaust diffuser |
US20120186261A1 (en) * | 2011-01-20 | 2012-07-26 | General Electric Company | System and method for a gas turbine exhaust diffuser |
US8965728B2 (en) | 2011-05-10 | 2015-02-24 | General Electric Company | Exhaust strut radial temperature measurement |
-
2013
- 2013-05-31 US US13/906,497 patent/US9528440B2/en active Active
-
2014
- 2014-05-19 DE DE102014107020.8A patent/DE102014107020A1/de active Pending
- 2014-05-20 CH CH00764/14A patent/CH708206A2/de not_active Application Discontinuation
- 2014-05-26 JP JP2014107671A patent/JP6450529B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
DE102014107020A1 (de) | 2014-12-04 |
JP2014234824A (ja) | 2014-12-15 |
US9528440B2 (en) | 2016-12-27 |
US20140352313A1 (en) | 2014-12-04 |
CH708206A2 (de) | 2014-12-15 |
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