JP2007113582A - 二重反転ファン組立体及び二重反転ファン組立体を備えるガスタービンエンジン組立体 - Google Patents
二重反転ファン組立体及び二重反転ファン組立体を備えるガスタービンエンジン組立体 Download PDFInfo
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- JP2007113582A JP2007113582A JP2006280908A JP2006280908A JP2007113582A JP 2007113582 A JP2007113582 A JP 2007113582A JP 2006280908 A JP2006280908 A JP 2006280908A JP 2006280908 A JP2006280908 A JP 2006280908A JP 2007113582 A JP2007113582 A JP 2007113582A
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- Prior art keywords
- fan assembly
- assembly
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- turbine engine
- fan
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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
- 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
- F02C3/107—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor with two or more rotors connected by power transmission
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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
- F02C7/36—Power transmission arrangements between the different shafts of the gas turbine plant, or between the gas-turbine plant and the power user
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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
- F05D2240/00—Components
- F05D2240/40—Use of a multiplicity of similar components
-
- 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
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- 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)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
【解決手段】本方法は、コアガスタービンエンジン(12)に対して低圧タービン(14)を結合する段階と、第1のファン組立体が第1の方向(80)に回転しまた第2のファン組立体が逆の第2の方向(82)に回転するように、第1のファン組立体(50)と第2のファン組立体(52)とを含む二重反転ファン組立体(16)を低圧タービン(14)に対して結合する段階とを含む。
【選択図】 図1
Description
11 長手方向中心軸線
12 コアガスタービンエンジン
14 低圧タービン
16 回転ファン組立体
20 外側ケーシング
22 エンジン入口
24 ブースタ圧縮機
26 軸流圧縮機
28 燃焼器
30 高圧タービン
32 第1の駆動シャフト
34 第2の駆動シャフト
36 排出ノズル
50 前方ファン組立体
52 後方ファン組立体
60 ロータブレード
62 ロータブレード
64 ナセル
66 ロータディスク
68 ロータディスク
70 ロータブレードの列
72 ロータディスク
74 入口ガイドベーン組立体
76 入口ガイドベーン
78 ブースタケース
80 第1の回転方向
82 逆の第2の方向
100 ギヤボックス組立体
102 ハウジング
103 歯車
104 ギヤボックス入力部
106 ギヤボックス出力部
110 第1のファン軸受組立体
112 軸受レース
114 転がり要素
120 第2のファン軸受組立体
122 軸受レース
124 転がり要素
126 インナレース
128 アウタレース
130 第3のファン軸受組立体
132 軸受レース
134 転がり要素
136 軸受インナレース構造体
138 出力部構造体
139 複数のローラ
140 第4のファン軸受組立体
142 軸受レース
144 転がり要素
160 サンプ
162 構造支持部材
168 第2のファン駆動シャフト
Claims (10)
- 低圧タービン(14)に結合され、ディスク(66)及び該ディスクに結合された複数のロータブレード(60)を含み、第1の回転方向(80)に回転するように構成された第1のファン組立体(50)と、
前記低圧タービン(14)に結合され、ディスク(68)及び該ディスクに結合された複数のロータブレード(62)を含み、第2の回転方向(82)に回転するように構成された第2のファン組立体(52)と、
を含む二重反転ファン組立体(16)。 - 前記第2のファン組立体(52)に結合され、前記第2のファン組立体を第1の回転速度とは異なる第2の回転速度で回転させるように構成されたギヤボックス(100)をさらに含む、請求項1記載の二重反転ファン組立体(16)。
- 前記第2のファン組立体(52)が、前記第1のファン組立体(50)の軸方向後方に結合される、請求項1記載の二重反転ファン組立体(16)。
- 前記第2の回転速度が、前記第1の回転速度よりも小さい、請求項1記載の二重反転ファン組立体(16)。
- 前記低圧タービン(14)と前記第1のファン組立体(50)との間に結合された駆動シャフト(32)と、
前記シャフトと前記第2のファン組立体(52)との間に結合され、前記第2のファン組立体を逆の第2の方向(82)に回転させるように構成されたギヤボックス(100)と、
をさらに含む、請求項1記載の二重反転ファン組立体(16)。 - コアタービンエンジン(12)と、
前記コアタービンエンジンに結合された低圧タービン(14)と、
前記低圧タービンに結合された二重反転ファン組立体(16)と、を含み、
前記二重反転ファン組立体が、前記低圧タービンに結合されかつ第1の方向(80)に回転するように構成された第1のファン組立体(50)と、前記低圧タービンに結合されかつ逆の第2の方向(82)に回転するように構成された第2のファン組立体(52)とを含む、
タービンエンジン組立体(10)。 - 前記低圧タービン(14)と前記第1のファン組立体(50)との間に結合された駆動シャフト(32)と、
前記シャフトと前記第2のファン組立体(52)との間に結合され、前記第2のファン組立体を逆の第2の方向(82)に回転させるように構成されたギヤボックス(100)と、
をさらに含む、請求項6記載のタービンエンジン組立体(10)。 - 前記第2のファン組立体(52)が、前記第1のファン組立体(50)の軸方向後方に結合される、請求項6記載のタービンエンジン組立体(10)。
- 前記第1のファン組立体(50)が、第1の回転速度で回転するように構成され、前記第2のファン組立体(52)が、前記第1の回転速度とは異なる第2の回転速度で回転するように構成される、請求項6記載のタービンエンジン組立体(10)。
- 前記第2のファン組立体(52)が、前記第1の回転速度の約半分である第2の回転速度で回転するように構成される、請求項9記載のタービンエンジン組立体(10)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/253,934 US7726113B2 (en) | 2005-10-19 | 2005-10-19 | Gas turbine engine assembly and methods of assembling same |
US11/253,934 | 2005-10-19 |
Publications (2)
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JP2007113582A true JP2007113582A (ja) | 2007-05-10 |
JP5179039B2 JP5179039B2 (ja) | 2013-04-10 |
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JP2006280908A Expired - Fee Related JP5179039B2 (ja) | 2005-10-19 | 2006-10-16 | 二重反転ファン組立体及び二重反転ファン組立体を備えるガスタービンエンジン組立体 |
Country Status (4)
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US (1) | US7726113B2 (ja) |
EP (1) | EP1777390A3 (ja) |
JP (1) | JP5179039B2 (ja) |
CN (2) | CN103061918B (ja) |
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JP2009008083A (ja) * | 2007-06-28 | 2009-01-15 | Snecma | ツインファンターボ機械 |
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2005
- 2005-10-19 US US11/253,934 patent/US7726113B2/en not_active Expired - Fee Related
-
2006
- 2006-10-12 EP EP06255241.9A patent/EP1777390A3/en not_active Withdrawn
- 2006-10-16 JP JP2006280908A patent/JP5179039B2/ja not_active Expired - Fee Related
- 2006-10-19 CN CN201210582710.0A patent/CN103061918B/zh not_active Expired - Fee Related
- 2006-10-19 CN CNA2006101355586A patent/CN1952365A/zh active Pending
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JP2009008083A (ja) * | 2007-06-28 | 2009-01-15 | Snecma | ツインファンターボ機械 |
Also Published As
Publication number | Publication date |
---|---|
CN103061918A (zh) | 2013-04-24 |
CN1952365A (zh) | 2007-04-25 |
CN103061918B (zh) | 2016-04-06 |
EP1777390A2 (en) | 2007-04-25 |
US20070084186A1 (en) | 2007-04-19 |
US7726113B2 (en) | 2010-06-01 |
JP5179039B2 (ja) | 2013-04-10 |
EP1777390A3 (en) | 2014-02-12 |
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