JP2007146832A - 可変ファン出口案内静翼を備えるターボファンガスタービンエンジン - Google Patents
可変ファン出口案内静翼を備えるターボファンガスタービンエンジン Download PDFInfo
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K7/00—Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof
- F02K7/10—Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof characterised by having ram-action compression, i.e. aero-thermo-dynamic-ducts or ram-jet engines
- F02K7/16—Composite ram-jet/turbo-jet engines
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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
- F01D17/00—Regulating or controlling by varying flow
- F01D17/10—Final actuators
- F01D17/12—Final actuators arranged in stator parts
- F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
- F01D17/16—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
- F01D17/162—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes for axial flow, i.e. the vanes turning around axes which are essentially perpendicular to the rotor centre line
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- 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
- F02C7/042—Air intakes for gas-turbine plants or jet-propulsion plants having variable geometry
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- 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
- F02C7/057—Control or regulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
- F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
- F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
- F02K3/06—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with front fan
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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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines
-
- 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
- F05D2220/80—Application in supersonic vehicles excluding hypersonic vehicles or ram, scram or rocket propulsion
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
【解決手段】1列のファン動翼32を有する前方ファン区間33と、コアエンジン18と、前方ファン区間33の下流のファンバイパスダクト40とを備える。前方ファン区間33は、前方ファン動翼32の下流にある可変ファン出口案内静翼35である、単一ステージのみの可変ファン案内静翼を有する。コアエンジン18と排気ノズル68との間のファンバイパスダクト40の下流にある、アフタバーナ130を備える。可変ファン出口案内静翼35は、離陸時の公称OGV位置から、約2.5〜4+の範囲内であり得る高い飛行マッハ数での、開いたOGV位置へと枢動するように動作可能である。
【選択図】図1
Description
12 中央線
18 コアエンジン
19 コアエンジン被駆動ファン
20 圧縮機
22 燃焼器
23 高圧タービン(HPT)
24 高圧タービン動翼
26 コアエンジンシャフト
27 低圧タービン(LPT)
28 低圧タービン動翼
29 流路
30 低圧シャフト
31 ストラット
32 前方ファン動翼
33 前方ファン区間
34 後方ファン静翼
35 可変ファン出口案内静翼
36 後方ファン動翼
37 動翼エーロフォイル
38 動翼先端
40 ファンバイパスダクト
41 動翼基部
42 外側入口
43 内側入口ダクト
44 切換弁ドア
45 環状ダクト壁
46 内側入口
47 内側入口ダクト出口
48 内側分流器
49 後方ドア
50 エンジンまたはファン気流
51 ダクト出口
52 出口バイパス気流部分
53 外側分流器
54 バイパス流れ
56 内側バイパス気流部分
57 過給器
58 バイパス静翼
60 コア気流部分
62 高圧圧縮機静翼
64 高圧圧縮機動翼
66 低圧タービン静翼
68 排気ノズル
69 排気ダクト
70 コア排出気流
71 上流端
72 中央本体
73 下流端
74 エンジン内側ケーシング
78 全バイパス気流
80 バイパス排出流
82 エンジン外側ケーシング
84 外側角度静翼
86 内側角度静翼
106 回転不可能部分
107 外側動翼先端部分
108 回転可能部分
109 内側動翼ハブ部分
110 枢動前方区間
112 固定後方区間
114 間隙
116 圧力面
129 移行区間
130 アフタバーナ
131 湾曲部分
200 単一ステージ
S スパン
A8 可変スロート領域
A1 第1のスワール角度
A2 第2のスワール角度
V1 フローベクトル
V2 フローベクトル
LE 前縁
TE 後縁
Claims (10)
- ターボファンガスタービンエンジン(10)であって、
少なくとも1列の円周方向に離隔された長手方向前方のファン動翼(32)を備える前方ファン区間(33)と、
前記前方ファン区間(33)の後方かつ下流に配置され、コア圧縮機(20)、コア燃焼器(22)、および、コアエンジンシャフト(26)によって前記コア圧縮機(20)に駆動式に結合された高圧タービン(23)を、下流直列流れ関係で備えるコアエンジン(18)と、
前記前方ファン区間(33)の下流に配置され、前記コアエンジン(18)の径方向外側に配置されたファンバイパスダクト(40)とを備え、
前記前方ファン区間(33)が、単一ステージのみの可変ファン案内静翼を有し、前記ファン案内静翼が、前記前方ファン動翼(32)の下流にそれと隣接して配置される可変ファン出口案内静翼(35)である、ターボファンガスタービンエンジン。 - 前記ファンバイパスダクト(40)と、前記コアエンジン(18)の後方かつ下流に配置され、低圧シャフト(30)によって前記前方ファン動翼(32)に駆動式に結合される低圧タービン(27)との下流にあり、それらと流体連通する排気ダクト(69)と、
前記排気ダクト(69)の下流端(73)に配置される排気ノズル(68)と、
前記低圧タービン(27)と前記排気ノズル(68)との間で前記排気ダクト(69)内に配置されたアフタバーナ(130)とをさらに備える、請求項1記載のターボファンガスタービンエンジン(10)。 - 前記エンジン(10)の流路(29)と、
前記前方ファン区間(33)と前記コアエンジン(18)との間で軸方向に延びる、前記流路(29)の移行区間(129)と、
移行区間(129)の径方向内側に湾曲した部分(131)を径方向に横断して延びるストラット(31)とをさらに備える、請求項2記載のターボファンガスタービンエンジン(10)。 - 前記ファンバイパスダクト(40)への入口(42)にて、前方可変面積バイパスインゼクタ(44)を、前記ファンバイパスダクト(40)からのファンバイパスダクト出口(51)にて、後方可変面積倍端インゼクタ(49)をさらに備える、請求項3記載のターボファンガスタービンエンジン(10)。
- 離陸時の公称OGV位置から、高い飛行マッハ数での開いたOGV位置へと枢動するように動作可能な、前記可変ファン出口案内静翼(35)をさらに備える、請求項4記載のターボファンガスタービンエンジン(10)。
- 前記高い飛行マッハ数が、2.5〜4+の範囲内である、請求項5記載のターボファンガスタービンエンジン(10)。
- 前記ファンバイパスダクト(40)への入口(42)にて、前方可変面積バイパスインゼクタ(44)を、前記ファンバイパスダクト(40)からのファンバイパスダクト出口(51)にて、後方可変面積バイパスインゼクタ(49)をさらに備える、請求項2記載のターボファンガスタービンエンジン(10)。
- 離陸時の公称OGV位置から、高い飛行マッハ数での開いたOGV位置へと枢動するように動作可能な、前記可変ファン出口案内静翼(35)をさらに備える、請求項2記載のターボファンガスタービンエンジン(10)。
- それぞれが枢動前方区間(110)および固定後方区間(112)を有する前記可変ファン出口案内静翼(35)をさらに備える、請求項1記載のターボファンガスタービンエンジン(10)。
- ターボファンガスタービンエンジン(10)であって、
少なくとも1列の、円周方向に離隔された長手方向前方のファン動翼(32)を備える前方ファン区間(33)と、
前記前方ファン区間(33)の後方かつ下流に配置され、後方コア被駆動ファン(19)、圧縮機(20)、コア燃焼器(22)、ならびに、コアエンジンシャフト(26)によって前記コア被駆動ファン(19)および前記コア圧縮機(20)に駆動式に結合された高圧タービン(23)を、下流直列流れ関係で備えるコアエンジン(18)と、
前記コアエンジン(18)の後方かつ下流に配置され、低圧シャフト(30)によって、前記前方ファン動翼(32)に駆動式に接続された低圧タービン(27)と、
前記前方ファン区間(33)の下流にあり、前記コアエンジン(18)の径方向外側に配置され、前記前方ファン区間(33)から前記ファンバイパスダクト(40)への径方向外側および内側入口(42および46)を備えるファンバイパスダクト(40)と、
前記内側入口(46)から前記ファンバイパスダクト(40)へと延び、入口ダクト(43)内に配置される過給器(57)を有する内側入口ダクト(43)とを備え、
前記前方ファン区間(33)が、単一ステージのみのファン案内静翼を有し、前記ファン案内静翼が、前記前方ファン動翼(32)の下流または後方にそれと隣接して配置される可変ファン出口案内静翼(35)である、ターボファンガスタービンエンジン。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/290,247 | 2005-11-29 | ||
| US11/290,247 US7730714B2 (en) | 2005-11-29 | 2005-11-29 | Turbofan gas turbine engine with variable fan outlet guide vanes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2007146832A true JP2007146832A (ja) | 2007-06-14 |
| JP5009581B2 JP5009581B2 (ja) | 2012-08-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006266457A Expired - Fee Related JP5009581B2 (ja) | 2005-11-29 | 2006-09-29 | 可変ファン出口案内静翼を備えるターボファンガスタービンエンジン |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7730714B2 (ja) |
| EP (1) | EP1790831A3 (ja) |
| JP (1) | JP5009581B2 (ja) |
| CN (1) | CN1975130B (ja) |
| CA (1) | CA2560448C (ja) |
| RU (1) | RU2435057C2 (ja) |
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Also Published As
| Publication number | Publication date |
|---|---|
| RU2435057C2 (ru) | 2011-11-27 |
| CN1975130A (zh) | 2007-06-06 |
| US7730714B2 (en) | 2010-06-08 |
| EP1790831A2 (en) | 2007-05-30 |
| US20070119150A1 (en) | 2007-05-31 |
| JP5009581B2 (ja) | 2012-08-22 |
| CA2560448C (en) | 2014-11-18 |
| RU2006134493A (ru) | 2008-04-10 |
| EP1790831A3 (en) | 2012-08-01 |
| CA2560448A1 (en) | 2007-05-29 |
| CN1975130B (zh) | 2011-07-13 |
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