JP2008031998A - ガスタービンエンジン用の装置及びガスタービンエンジン - Google Patents
ガスタービンエンジン用の装置及びガスタービンエンジン Download PDFInfo
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- JP2008031998A JP2008031998A JP2007186453A JP2007186453A JP2008031998A JP 2008031998 A JP2008031998 A JP 2008031998A JP 2007186453 A JP2007186453 A JP 2007186453A JP 2007186453 A JP2007186453 A JP 2007186453A JP 2008031998 A JP2008031998 A JP 2008031998A
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- wall
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- gas turbine
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Classifications
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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
- F02C7/12—Cooling of plants
- F02C7/14—Cooling of plants of fluids in the plant, e.g. lubricant or fuel
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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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/14—Casings modified therefor
-
- 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
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N29/00—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems
- F16N29/02—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems for influencing the supply of lubricant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M5/00—Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
- F01M5/005—Controlling temperature of lubricant
-
- 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
- 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
- F02K3/08—Plants including a gas turbine driving a compressor or a ducted fan with supplementary heating of the working fluid; Control thereof
- F02K3/105—Heating the by-pass flow
- F02K3/115—Heating the by-pass flow by means of indirect heat exchange
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49229—Prime mover or fluid pump making
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
【解決手段】ガスタービンエンジン(10)にスプリッタ(44)を設ける。該スプリッタは、半径方向の内壁(206)と、前端部(200)で半径方向の内壁に接続する半径方向の外壁(208)と、内壁と外壁の間に連結した内部支持構造体(220)、すなわちその少なくとも一部と内壁及び外壁の間に流路を画成する内部支持構造体と、潤滑油の温度が低下するにつれて内壁及び外壁の少なくとも一部の温度が上昇するように前記流路を通って潤滑流体を循環させるための、内部支持構造体の一部を通って延びる冷却回路部(222)とを含む。
【選択図】図4
Description
11 長手方向軸
12 ファンアセンブリ
13 ガスタービンエンジン主要部
14 高圧コンプレッサ
16 燃焼器
18 高圧タービン
20 低圧タービン
22 ブースタ
24 ファンブレード
26 ロータディスク
28 吸気側
30 排気側
31 第1のシャフト
32 第2のシャフト
36 軸受アセンブリ
38 ギアボックス・アセンブリ
40 バイパスダクト
42 外側のファン・ケーシング
43 ブースタ・ケーシング
44 スプリッタ・アセンブリ
46 ブースタ・インレット
62 インレットガイドベーン
64 外側の構造ケーシング
66 センターハブ
70 アウトレットガイドベーン(OGV)アセンブリ
100 浄化システム
102 浄化用ポンプアセンブリ
110 流体供給ポンプ素子
112 浄化ポンプ素子
120 潤滑流体供給源
122 供給マニホルド
124 フィルタ
130 熱交換器
132 入口弁
134 出口弁
136 バイパス弁
140 浄化ライン
200 前端部
202 後端部
206 内壁
208 外壁
220 内部支持構造体
221 中央部
222 冷却回路部
224 第1通路部
226 第2部分
230 内側部分
232 外側部分
234 U字状の部分
236 中空キャビティ
240 部材
250 構造部材
252 段差
260 第1部分
262 第2部分
270 リブ補剛部材
280 スプリッタ潤滑用供給口
281 開口部
282 排出口
300 第2ステータステージ
310 ステータ供給マニホルド
312 潤滑用入口
312 入口
314 潤滑用出口
316 補剛部材又は補強エクステンション
318 供給マニホルド部
Claims (10)
- ガスタービンエンジン(10)用のスプリッタ(44)であって、該スプリッタが、
半径方向の内壁(206)と、
前端部(200)で前記半径方向の内壁に接続される半径方向の外壁(208)と、
前記内壁と前記外壁の間に連結される内部支持構造体(220)であって該内部支持構造体の少なくとも一部と前記内壁及び外壁の間に流路を画成する内部支持構造体(220)と、
潤滑流体の温度が低下するにつれて前記内壁及び外壁の少なくとも一部の温度が上昇するように前記流路を通して潤滑流体を循環させるための、前記内部支持構造体の一部を通って延びる冷却回路部(222)と
を含んでなるスプリッタ。 - 前記内部支持構造体(220)が、中央部(221)と、前記中央部と前記内壁(206)の間に連結される複数の縦方向の構造部材とをさらに含んでなる、請求項1記載のスプリッタ(44)。
- 前記冷却回路部(222)が前記中央部(221)と前記内壁(206)との間に画成される第1の流路部分を含んでなる、請求項2記載のスプリッタ(44)。
- 前記内部支持構造体(220)が、中央部(221)と、前記中央部と前記外壁(208)の間に連結される複数の半径方向の構造部材とをさらに含んでなる、請求項1記載のスプリッタ(44)。
- 前記冷却回路部(222)が前記中央部(221)と前記外壁(208)との間に画成される第2の流路部分を含んでなる、請求項4記載のスプリッタ(44)。
- 前記外壁(208)の外面に連結する複数の補剛部材(270)をさらに含んでおり、前記補剛部材の各々が熱伝達性を高めるためにファンの排気流の旋回角にほぼ合致するように構成した形状を有する、請求項1記載のスプリッタ(44)。
- 前記半径方向の内壁(206)がインレットガイドベーン(62)に連結され、該インレットガイドベーンが前記スプリッタを通って流れる潤滑流体の運転温度を低下させるヒートシンクとして用いられる、請求項1記載のスプリッタ(44)。
- ファンアセンブリ(12)と、前記ファンアセンブリ下流のブースタ(22)と、前記ブースタを囲むスプリッタ(44)とを含んでなるガスタービンエンジン(10)であって、前記スプリッタが、
半径方向の内壁(206)と、
前端部(200)で前記半径方向の内壁に接続される半径方向の外壁(208)と、
前記内壁と前記外壁の間に連結した内部支持構造体(220)であって該内部支持構造体の少なくとも一部と前記内壁及び外壁の間に流路を画成する内部支持構造体(220)と、
潤滑流体の温度が低下するにつれて前記内壁及び外壁の少なくとも一部の温度が上昇するように前記流路を通して潤滑流体を循環させるための、前記内部支持構造体の一部を通って延びる冷却回路部(222)と
を含んでなる、ガスタービンエンジン(10)。 - 前記内部支持構造体(220)が中央部(221)と、該中央部と前記内壁(206)の間に連結される複数の縦方向の構造部材をさらに含んでおり、
第1の流路部分が前記複数の縦方向の構造部材と前記中央部と前記内壁との間に画成されるようにした、請求項8記載のガスタービンエンジン(10)。 - 前記内部支持構造体(220)が中央部(221)と、該中央部と前記外壁(208)の間に連結される複数の半径方向の構造部材をさらに含んでおり、
第2の流路部分が前記複数の半径方向の構造部材と前記中央部と前記外壁との間に画成されるようにした、請求項8記載のガスタービンエンジン(10)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/461,010 | 2006-07-31 | ||
US11/461,010 US8205426B2 (en) | 2006-07-31 | 2006-07-31 | Method and apparatus for operating gas turbine engines |
Publications (2)
Publication Number | Publication Date |
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JP2008031998A true JP2008031998A (ja) | 2008-02-14 |
JP5268300B2 JP5268300B2 (ja) | 2013-08-21 |
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JP2007186453A Expired - Fee Related JP5268300B2 (ja) | 2006-07-31 | 2007-07-18 | ガスタービンエンジン用の装置及びガスタービンエンジン |
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US (1) | US8205426B2 (ja) |
EP (1) | EP1895141B1 (ja) |
JP (1) | JP5268300B2 (ja) |
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JP2016518546A (ja) * | 2013-04-11 | 2016-06-23 | スネクマ | 航空機タービンエンジンのセパレータノーズを除氷するための装置 |
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JP2010164052A (ja) * | 2009-01-15 | 2010-07-29 | General Electric Co <Ge> | 軸受けオイルの廃熱を利用したコンプレッサクリアランス制御システム |
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Also Published As
Publication number | Publication date |
---|---|
JP5268300B2 (ja) | 2013-08-21 |
US8205426B2 (en) | 2012-06-26 |
EP1895141A3 (en) | 2012-10-31 |
US20100236213A1 (en) | 2010-09-23 |
EP1895141A2 (en) | 2008-03-05 |
EP1895141B1 (en) | 2017-05-10 |
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