JP5887049B2 - タービン・エンジン用の排気プレナム部 - Google Patents
タービン・エンジン用の排気プレナム部 Download PDFInfo
- Publication number
- JP5887049B2 JP5887049B2 JP2010069258A JP2010069258A JP5887049B2 JP 5887049 B2 JP5887049 B2 JP 5887049B2 JP 2010069258 A JP2010069258 A JP 2010069258A JP 2010069258 A JP2010069258 A JP 2010069258A JP 5887049 B2 JP5887049 B2 JP 5887049B2
- Authority
- JP
- Japan
- Prior art keywords
- axis
- plenum
- flow
- flow divider
- exhaust
- 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.)
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Links
- 230000008859 change Effects 0.000 claims description 12
- 239000000567 combustion gas Substances 0.000 description 39
- 239000007789 gas Substances 0.000 description 31
- 239000000446 fuel Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000007704 transition Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000003584 silencer Effects 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Images
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
- F01D25/30—Exhaust heads, chambers, or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D33/00—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for
- B64D33/04—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of exhaust outlets or jet pipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D33/00—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for
- B64D33/04—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of exhaust outlets or jet pipes
- B64D33/06—Silencing exhaust or propulsion jets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/002—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto with means to modify the direction of thrust vector
-
- 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
- F05D2210/00—Working fluids
- F05D2210/40—Flow geometry or direction
- F05D2210/42—Axial inlet and radial outlet
-
- 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
- F05D2260/97—Reducing windage losses
-
- 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Supercharger (AREA)
- Exhaust Silencers (AREA)
Description
12 ガスタービン・エンジン
20 燃焼器部分
27 長手方向軸
28 燃焼器ハウジング
30 燃焼器
31 X軸
32 排気プレナム部
33 Y軸
35 Z軸
38 ロータ組立体
40 翼車
42 半径方向ディフューザ
44 ディフューザ出力部
46 半径方向案内羽根
47 入口
48 最初の幅
50 逆傾斜表面
52 全幅
54 長さ
56 傾斜角
58 高さ
60 頂部
62 底部
78 円錐体
79 高さ
80 プレナム出力部
82 出力移行部
84 流れ分割板
102 中心
104 中心
106 前縁
108 後縁
110 距離
112 頂部部分
114 底部部分
116 高さ
118 背面
122 半径
128 流れの方向
130 第2の流れ分割板
132 前縁
134 距離
136 後縁
138 ギャップ
140 頂部部分
142 中間部分
144 底部部分
146 高さ
148 高さ
150 高さ
Claims (8)
- 第1の軸(27,31)を有するタービン部分(22)からの排気流路内の下流側で前記第1の軸(27,31)の周りに配置された半径方向ディフューザ(42)を含むタービン・エンジン(12)と、排気プレナム部(32)とを有するシステムにおいて、
前記排気プレナム部(32)は入口(47)を含んでいて、前記半径方向ディフューザ(42)が前記入口(47)を通って前記排気プレナム部(32)の中に配置されており、また前記排気プレナム部(32)は、前記タービン・エンジン(12)の第1の軸(27,31) に対して交差する第2の軸(35)に沿って延在しており、
前記排気プレナム部(32)はまた、前記第1の軸(27,31)に沿って前記排気プレナム部(32)を完全に横切って延在する流れ分割板(84)を含んでいて、前記流れ分割板(84)が前記第1の軸(27,31)に対して前記半径方向ディフューザ(42)から半径方向外向きの第1の方向に延在しており、また前記流れ分割板(84)は前記第1の方向から、前記第2の軸(35)に沿った下流の第2の方向へ湾曲しており、
更に前記排気プレナム部(32)はまた、前記半径方向ディフューザ(42)の周りに互いに向かい合う一組の第1及び第2の空気力学的表面(78)を含んでいて、これらの第1及び第2の空気力学的表面(78)が前記第1の軸(27,31)に沿った軸方向オフセット(48)だけ互いから軸方向に隔たっており、また前記第1及び第2の空気力学的表面(78)が前記第1の軸(27,31)からの半径方向距離が増大するにつれて漸進的に軸方向オフセット(48)を拡大しており、
前記第1及び第2の空気力学的表面(78)は、前記第1の軸(27,31)から半径方向外向きの方向に互いから遠ざかるように延在する切頭円錐形表面を有する
ことを特徴とするシステム。 - 前記半径方向ディフューザ(42)は前記第1の軸(27,31)の周りに配置された複数の円形の羽根を有しており、また前記流れ分割板(84)が前記羽根から半径方向外向きの前記第1の方向に延在している、請求項1記載のシステム。
- 前記流れ分割板(84)は前記第1の方向から前記第2の方向へ少なくとも90°曲がっている、請求項1記載のシステム。
- 前記流れ分割板(84)は前記第2の軸(35)に対して90°の角度で前記第1の方向に延在している、請求項1記載のシステム。
- 前記流れ分割板(84)は、前記半径方向ディフューザ(42)から離れた軸方向オフセットまで前記第2の軸(35)に沿って下流方向に延在している、請求項1記載のシステム。
- 前記流れ分割板(84)は前記第1の方向から前記第2の方向へ延在して、少なくとも前記半径方向ディフューザ(42)の半径(122)よりも大きい長さを持つ、請求項1記載のシステム。
- 前記システムは、前記第1の軸(27,31)に沿って前記排気プレナム部(32)を完全に横切って延在する別の流れ分割板(130)を更に有しており、前記別の流れ分割板(130)は前記第1の軸(27,31)に対して前記半径方向ディフューザ(42)から半径方向外向きの第3の方向に延在し、また前記別の流れ分割板(130)は前記第3の方向から、前記第2の軸(35)に沿った下流方向の第4の方向へ湾曲している、請求項1記載のシステム。
- 前記第1及び第2の空気力学的表面(78)は、半径方向距離の変化に対する軸方向オフセットの変化の0パーセントより大きく115パーセント未満の割合で、前記第1の軸(27,31)から半径方向外向きの方向に互いから遠ざかるように延在する発散形表面を有している、請求項1記載のシステム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/416,034 | 2009-03-31 | ||
US12/416,034 US8109720B2 (en) | 2009-03-31 | 2009-03-31 | Exhaust plenum for a turbine engine |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010242752A JP2010242752A (ja) | 2010-10-28 |
JP5887049B2 true JP5887049B2 (ja) | 2016-03-16 |
Family
ID=42309554
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010069258A Active JP5887049B2 (ja) | 2009-03-31 | 2010-03-25 | タービン・エンジン用の排気プレナム部 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8109720B2 (ja) |
EP (1) | EP2239428A3 (ja) |
JP (1) | JP5887049B2 (ja) |
CN (1) | CN101852104A (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2441918A1 (en) * | 2010-10-18 | 2012-04-18 | Siemens Aktiengesellschaft | Gas turbine annular diffuser |
JP5951187B2 (ja) | 2011-03-29 | 2016-07-13 | 三菱重工業株式会社 | タービン排気構造及びガスタービン |
RU2495790C2 (ru) * | 2011-04-29 | 2013-10-20 | Клемай Владимир Иванович | Покрытие мультипликатора инжекторного ускорителя реактивного двигателя для космических и летательных аппаратов десятого поколения, подводных лодок и морских торпед |
US9057287B2 (en) | 2011-08-30 | 2015-06-16 | General Electric Company | Butterfly plate for a steam turbine exhaust hood |
US9062568B2 (en) * | 2011-10-14 | 2015-06-23 | General Electric Company | Asymmetric butterfly plate for steam turbine exhaust hood |
US9109800B2 (en) * | 2011-10-18 | 2015-08-18 | General Electric Company | Quick disengaging field joint for exhaust system components of gas turbine engines |
US8893507B2 (en) | 2011-11-04 | 2014-11-25 | General Electric Company | Method for controlling gas turbine rotor temperature during periods of extended downtime |
US9671837B2 (en) * | 2012-10-04 | 2017-06-06 | Compass Datacenters, Llc | Air dam for a datacenter facility |
PL225191B1 (pl) * | 2012-12-06 | 2017-03-31 | Gen Electric | Układ silnika turbiny gazowej zawierającej zespół sterowania strumieniem spalin i zespół sterowania strumieniem spalin w układzie silnika turbiny gazowej |
US9617914B2 (en) * | 2013-06-28 | 2017-04-11 | General Electric Company | Systems and methods for monitoring gas turbine systems having exhaust gas recirculation |
US20150059312A1 (en) * | 2013-08-29 | 2015-03-05 | General Electric Company | Exhaust stack having a co-axial silencer |
US20150240667A1 (en) * | 2014-02-26 | 2015-08-27 | General Electric Company | Exhaust plenum for radial diffuser |
US20160369695A1 (en) * | 2015-06-16 | 2016-12-22 | United Technologies Corporation | Temperature-modulated recuperated gas turbine engine |
EP3418195B1 (en) * | 2017-06-21 | 2021-10-20 | General Electric Company Polska sp. z o.o. | Exhaust stub for an aircraft engine assembly |
GB2580128B (en) * | 2018-12-21 | 2021-12-01 | Gkn Aerospace Sweden Ab | Plenum resonance prevention arrangement |
KR20210090501A (ko) * | 2020-01-10 | 2021-07-20 | 한화에어로스페이스 주식회사 | 배기 덕트 및 이를 이용하는 배기 덕트 어셈블리와 비행체 |
US20230030721A1 (en) * | 2021-07-29 | 2023-02-02 | Solar Turbines Incorporated | Narrow, high performance collector design |
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-
2009
- 2009-03-31 US US12/416,034 patent/US8109720B2/en active Active
-
2010
- 2010-03-25 JP JP2010069258A patent/JP5887049B2/ja active Active
- 2010-03-29 EP EP10158248.4A patent/EP2239428A3/en not_active Withdrawn
- 2010-03-30 CN CN201010156238A patent/CN101852104A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
US20100247304A1 (en) | 2010-09-30 |
US8109720B2 (en) | 2012-02-07 |
CN101852104A (zh) | 2010-10-06 |
EP2239428A3 (en) | 2013-09-11 |
EP2239428A2 (en) | 2010-10-13 |
JP2010242752A (ja) | 2010-10-28 |
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