JP2017061303A - 航空機用後部エンジン - Google Patents
航空機用後部エンジン Download PDFInfo
- Publication number
- JP2017061303A JP2017061303A JP2016178125A JP2016178125A JP2017061303A JP 2017061303 A JP2017061303 A JP 2017061303A JP 2016178125 A JP2016178125 A JP 2016178125A JP 2016178125 A JP2016178125 A JP 2016178125A JP 2017061303 A JP2017061303 A JP 2017061303A
- Authority
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- Prior art keywords
- aircraft
- fan
- propulsion system
- rear engine
- nacelle
- Prior art date
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- 239000003381 stabilizer Substances 0.000 description 16
- 238000004146 energy storage Methods 0.000 description 6
- 230000001154 acute effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 241000256259 Noctuidae Species 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- 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
- B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
- B64D27/02—Aircraft characterised by the type or position of power plants
- B64D27/10—Aircraft characterised by the type or position of power plants of gas-turbine type
- B64D27/14—Aircraft characterised by the type or position of power plants of gas-turbine type within, or attached to, fuselages
-
- 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
- B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
- B64D27/02—Aircraft characterised by the type or position of power plants
- B64D27/16—Aircraft characterised by the type or position of power plants of jet type
- B64D27/20—Aircraft characterised by the type or position of power plants of jet type within, or attached to, fuselages
-
- 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
- B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
- B64D27/40—Arrangements for mounting power plants in aircraft
- B64D27/402—Arrangements for mounting power plants in aircraft comprising box like supporting frames, e.g. pylons or arrangements for embracing the power plant
-
- 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
- B64D29/00—Power-plant nacelles, fairings, or cowlings
-
- 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
- B64D29/00—Power-plant nacelles, fairings, or cowlings
- B64D29/04—Power-plant nacelles, fairings, or cowlings associated with fuselages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C21/00—Influencing air flow over aircraft surfaces by affecting boundary layer flow
- B64C21/01—Boundary layer ingestion [BLI] propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C2230/00—Boundary layer controls
-
- 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
- B64D33/02—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes
- B64D2033/0226—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes comprising boundary layer control means
-
- 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
- Y02T50/10—Drag reduction
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
Abstract
【解決手段】推進システムは、航空機10の後端において航空機10に取り付けられるように構成された後部エンジンを有する。後部エンジンは、中心軸の周りで回転可能で複数のファンブレードを有するファンを含む。また、後部エンジンは、複数のファンブレードを取り囲むナセルを含み、後部エンジンが航空機10に取り付けられた場合に複数のファンブレードの前方の位置で、ナセルと航空機10の中点線との間に延びる1又は2以上の構造部材を備える。後部エンジンは、航空機10に取り付けられた場合に航空機10の正味出力を増加させることができる。
【選択図】図1
Description
12 胴体
14 長手方向中心線
16 前端
18 尾部
20 主翼
22 左舷
24 右舷
26 前縁フラップ
28 後縁フラップ
30 垂直安定板
32 ラダーフラップ
34 水平安定板
36 エレベータフラップ
38 胴体外面
100 推進システム
102 ジェットエンジン
104 ジェットエンジン
106 BLIファン
108 発電機
110 エネルギ蓄積装置
200 ターボファンジェットエンジン
201 長手方向又は軸方向中心線
202 ファンセクション
204 コアタービンエンジン
206 外部ケーシング
208 入口
210 低圧圧縮機
212 高圧圧縮機
214 燃焼セクション
216 高圧タービン
218 低圧タービン
220 ジェット排出セクション
222 高圧シャフト/スプール
224 低圧シャフト/スプール
226 ファン
228 ブレード
230 ディスク
232 作動部材
234 出力ギヤボックス
236 ナセル
238 ファンケーシング又はナセル
240 出口ガイドベーン
242 下流セクション
244 バイパス空気流通路
246 空気
248 入口
250 空気の第1の部分
252 空気の第2の部分
254 燃焼ガス
256 ステータベーン
258 タービンロータブレード
260 ステータベーン
262 タービンロータブレード
264 ファンノズル排出セクション
300 BLIファン
302 中心軸線
304 ファン
306 ナセル
308 構造部材
310 ファンブレード
312 ファンシャフト
314 動力源
316 ギヤボックス
318 前端又はIGV
320 後端又はIGV
322 本体
324 フラップ
326 半径方向軸
328 第1の位置
330 中立位置
332 第2の位置
334 入口
336 BLIファンの前端
338 OGV
340 テールコーン
342 ノズル
344 角度
346 構造部材の中心線
348 航空機の構造部材
Claims (10)
- 航空機(10)の後端において前記航空機(10)に取り付けられるように構成された後部エンジンを備える前記胴体(12)を有する前記航空機(10)のための推進システムであって、
前記後部エンジンは中心軸を定めて、
前記後部エンジンの前記中心軸の周りで回転可能であり、複数のファンブレード(310)を含むファン(304)と、
前記ファン(304)の前記複数のファンブレード(310)を取り囲み、前記後部エンジンが前記航空機(10)に取り付けられた場合に前記航空機(10)の前記後端において前記航空機(10)の前記中点線(15)の周りを延びるナセル(306)と、
前記後部エンジンが前記航空機(10)に取り付けられた場合に前記複数のファンブレード(310)の前方の位置で、前記ナセル(306)と前記航空機(10)の前記胴体(12)との間に延びる1又は2以上の構造部材(308)と、
を含む、推進システム。 - 前記後部エンジンは、境界層吸い込みファン(304)として構成される、請求項1に記載の推進システム。
- 前記後部エンジンは、テールコーン(340)及び1又は2以上の出口ガイドベーン(338)をさらに含み、前記1又は2以上の出口ガイドベーン(338)は、前記ナセル(306)から前記テールコーン(340)まで延びる、請求項1に記載の推進システム。
- 前記後部エンジンの前記ファン(304)は、ファンシャフト(312)を含み、前記ファンシャフト(312)は、前記ファン(304)の前記複数のファンブレード(310)の前方に配置された動力源(314)に機械的に結合する、請求項1に記載の推進システム。
- 前記ファンシャフト(312)は、ギヤボックス(316)を介して前記動力源(314)に機械的に結合する、請求項5に記載の推進システム。
- 前記後部エンジンの前記ファン(304)は、可変ピッチファンとして構成される、請求項1に記載の推進システム。
- 前記ナセル(306)は、前記後部エンジンが前記航空機(10)に取り付けられた場合に、前記航空機(10)の中点線(15)の周りで実質的に360度にわたって広がる入口(334)を定める、請求項1に記載の推進システム。
- 前記後部エンジンは、円周方向を定め、前記1又は2以上の構造部材(308)は、前記後部エンジンの前記円周方向に沿って離間した複数の構造部材(308)を含む、請求項1に記載の推進システム。
- 前記後部エンジンは、半径方向を定め、前記1又は2以上の構造部材(308)は、前記後部エンジンの前記半径方向に実質的に沿って延びる複数の構造部材(308)を含む、請求項1に記載の推進システム。
- 前記1又は2以上の構造部材(308)は、可変式入口ガイドベーンとして構成される、請求項1に記載の推進システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/859,514 | 2015-09-21 | ||
US14/859,514 US9821917B2 (en) | 2015-09-21 | 2015-09-21 | Aft engine for an aircraft |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017061303A true JP2017061303A (ja) | 2017-03-30 |
JP6401759B2 JP6401759B2 (ja) | 2018-10-10 |
Family
ID=57003347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016178125A Active JP6401759B2 (ja) | 2015-09-21 | 2016-09-13 | 航空機用後部エンジン |
Country Status (6)
Country | Link |
---|---|
US (1) | US9821917B2 (ja) |
EP (1) | EP3144226B1 (ja) |
JP (1) | JP6401759B2 (ja) |
CN (1) | CN106986037B (ja) |
BR (1) | BR102016021222A2 (ja) |
CA (1) | CA2941229C (ja) |
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Also Published As
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EP3144226B1 (en) | 2018-11-21 |
CN106986037A (zh) | 2017-07-28 |
CA2941229A1 (en) | 2017-03-21 |
CA2941229C (en) | 2018-11-06 |
BR102016021222A2 (pt) | 2017-03-28 |
US20170081035A1 (en) | 2017-03-23 |
JP6401759B2 (ja) | 2018-10-10 |
US9821917B2 (en) | 2017-11-21 |
CN106986037B (zh) | 2020-03-03 |
EP3144226A1 (en) | 2017-03-22 |
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