JP2008115858A - ターボファンエンジンアセンブリ - Google Patents
ターボファンエンジンアセンブリ Download PDFInfo
- Publication number
- JP2008115858A JP2008115858A JP2007278713A JP2007278713A JP2008115858A JP 2008115858 A JP2008115858 A JP 2008115858A JP 2007278713 A JP2007278713 A JP 2007278713A JP 2007278713 A JP2007278713 A JP 2007278713A JP 2008115858 A JP2008115858 A JP 2008115858A
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- Prior art keywords
- assembly
- pressure turbine
- turbine engine
- fan assembly
- turbine
- 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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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
- F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
- F01D1/24—Non-positive-displacement machines or engines, e.g. steam turbines characterised by counter-rotating rotors subjected to same working fluid stream without intermediate stator blades or the like
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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
- F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
- F01D1/24—Non-positive-displacement machines or engines, e.g. steam turbines characterised by counter-rotating rotors subjected to same working fluid stream without intermediate stator blades or the like
- F01D1/26—Non-positive-displacement machines or engines, e.g. steam turbines characterised by counter-rotating rotors subjected to same working fluid stream without intermediate stator blades or the like traversed by the working-fluid substantially axially
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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
- 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
- F02C3/06—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages
- F02C3/067—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages having counter-rotating rotors
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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
- 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
- F02K3/072—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 counter-rotating, e.g. fan rotors
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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
- F05D2260/00—Function
- F05D2260/40—Transmission of power
- F05D2260/403—Transmission of power through the shape of the drive components
- F05D2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
- F05D2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclical, planetary or differential type
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Retarders (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
【解決手段】高圧圧縮機18と、燃焼器20と、高圧タービン22とを含むコアガスタービンエンジン12と、該コアガスタービンエンジンの上流に連結された昇圧圧縮機30とを含む。また該コアガスタービンエンジンの下流に配置され、該昇圧圧縮機に連結された中圧タービン32を含み、第1方向に回転するように構成された第1ファンアセンブリおよび反対の第2方向に回転するように構成された第2ファンアセンブリを含み、該昇圧圧縮機の上流に配置された逆回転ファンアセンブリをさらに含む。さらに、該逆回転ファンアセンブリを駆動するように構成され、該中圧タービンの下流に配置された低圧タービン14を含む。
【選択図】図1
Description
11 長手方向軸
12 コアガスタービンエンジン
14 低圧タービン
15 ファンフレーム
16 逆回転ファンアセンブリ
18 高圧圧縮機
20 燃焼器
22 高圧タービン
24 軸
26 軸
30 昇圧圧縮機
32 中圧タービン
34 軸
50 第1ファンアセンブリ
52 後部ファンアセンブリ
54 ローターディスク
56 ローターディスク
58 動翼
60 動翼
62 ファンナセル
64 グースネック
70 単段
72 静翼部分
74 ローター部分
76 静翼
78 タービン・ミドルフレーム
80 ディスク
82 羽根
90 軸受アセンブリ
92 タービン・リアフレーム
94 ころ軸受アセンブリ
100 ギアボックス
102 ハウジング
103 ギア
104 ギアボックス入力端
106 第1ギアボックス出力端
107 第2ギアボックス出力端
110 軸
120 軸
130 駆動コーン
140 スラスト軸受アセンブリ
150 ころ軸受アセンブリ
160 ころ軸受
162 構造部材
170 軸受アセンブリ
180 スラスト軸受アセンブリ
190 スラスト軸受
200 遊星ギア
202 ギアハウジングすなわちケーシング
Claims (10)
- 高圧圧縮機(18)、燃焼器(20)および高圧タービン(22)からなるコアガスタービンエンジン(12)と、
前記コアガスタービンエンジンの上流に連結された昇圧圧縮機(30)と、
前記コアガスタービンエンジンの下流に配置され、前記昇圧圧縮機に連結された中圧タービン(32)と、
第1方向に回転するように構成された第1ファンアセンブリ(50)および反対の第2方向に回転するように構成された第2ファンアセンブリ(52)からなり、前記昇圧圧縮機の上流に配置された逆回転ファンアセンブリ(16)と、
前記逆回転ファンアセンブリを駆動するように構成され、前記中圧タービンの下流に配置された低圧タービン(14)とからなる、タービンエンジンアセンブリ(10)。 - 前記低圧タービン(14)と前記逆回転ファンアセンブリ(16)との間に連結されたギアボックス(100)をさらに有する、請求項1に記載のタービンエンジンアセンブリ(10)。
- 前記ギアボックス(100)が、前記第1ファンアセンブリ(50)に連結された第1出力端(106)と、前記第2ファンアセンブリ(52)に連結された第2出力端(107)とを有する、請求項2に記載のタービンエンジンアセンブリ(10)。
- 前記ギアボックス(100)が、前記第1ファンアセンブリ(50)に連結されて前記第1ファンアセンブリを第1回転速度で駆動する第1出力端(106)と、前記第2ファンアセンブリ(52)に連結されて前記第2ファンアセンブリを第1回転速度の約半分の第2回転速度で駆動する第2出力端(107)とを有する、請求項2に記載のタービンエンジンアセンブリ(10)。
- 前記低圧タービン(14)と前記逆回転ファンアセンブリ(16)との間に連結された遊星ギアボックス(100)をさらに有する、請求項1に記載のタービンエンジンアセンブリ(10)。
- 前記昇圧圧縮機(30)と前記コアガスタービンエンジン(12)との間に連結されて、前記昇圧圧縮機から排出された空気を前記コアガスタービンエンジンまで導くグースネック(64)をさらに有する、請求項1に記載のタービンエンジンアセンブリ(10)。
- 前記高圧タービン(22)が単段高圧タービンである、請求項1に記載のタービンエンジンアセンブリ(10)。
- 前記中圧タービン(32)が単段中圧タービンである、請求項1に記載のタービンエンジンアセンブリ(10)。
- 前記逆回転ファンアセンブリ(16)と前記低圧タービン(14)との間に連結されて、前記逆回転ファンアセンブリと前記低圧タービンとによって生じるスラスト荷重の平衡を実質的に保たせるスラスト軸受(190)をさらに有する、請求項1に記載のタービンエンジンアセンブリ(10)。
- 前記昇圧圧縮機(30)とファンフレーム(15)との間に連結されて、前記昇圧圧縮機と前記中圧タービン(32)とによって生じるスラスト荷重を前記ファンフレームに伝達するスラスト軸受(190)をさらに有する、請求項1に記載のタービンエンジンアセンブリ(10)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/555,045 US7921634B2 (en) | 2006-10-31 | 2006-10-31 | Turbofan engine assembly and method of assembling same |
US11/555,045 | 2006-10-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008115858A true JP2008115858A (ja) | 2008-05-22 |
JP5662629B2 JP5662629B2 (ja) | 2015-02-04 |
Family
ID=39154387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007278713A Expired - Fee Related JP5662629B2 (ja) | 2006-10-31 | 2007-10-26 | ターボファンエンジンアセンブリ |
Country Status (5)
Country | Link |
---|---|
US (1) | US7921634B2 (ja) |
EP (1) | EP1921253B1 (ja) |
JP (1) | JP5662629B2 (ja) |
CA (1) | CA2607042A1 (ja) |
MX (1) | MX2007013349A (ja) |
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JP2015137649A (ja) * | 2014-01-21 | 2015-07-30 | ユナイテッド テクノロジーズ コーポレイションUnited Technologies Corporation | ガスタービンエンジンおよびその設計方法 |
JP2016125500A (ja) * | 2015-01-08 | 2016-07-11 | ユナイテッド テクノロジーズ コーポレイションUnited Technologies Corporation | ギア付きターボファンエンジン用の低騒音圧縮機ロータ |
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JP7130066B2 (ja) | 2018-06-18 | 2022-09-02 | ヌオーヴォ・ピニォーネ・テクノロジー・ソチエタ・レスポンサビリタ・リミタータ | 軸受サンプのための通気システム |
Also Published As
Publication number | Publication date |
---|---|
EP1921253A3 (en) | 2014-01-22 |
MX2007013349A (es) | 2009-02-19 |
CA2607042A1 (en) | 2008-04-30 |
EP1921253B1 (en) | 2015-02-25 |
US7921634B2 (en) | 2011-04-12 |
EP1921253A2 (en) | 2008-05-14 |
JP5662629B2 (ja) | 2015-02-04 |
US20080098717A1 (en) | 2008-05-01 |
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