JP6500002B2 - 航空機用後部エンジン - Google Patents
航空機用後部エンジン Download PDFInfo
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- JP6500002B2 JP6500002B2 JP2016181120A JP2016181120A JP6500002B2 JP 6500002 B2 JP6500002 B2 JP 6500002B2 JP 2016181120 A JP2016181120 A JP 2016181120A JP 2016181120 A JP2016181120 A JP 2016181120A JP 6500002 B2 JP6500002 B2 JP 6500002B2
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- Prior art keywords
- aircraft
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- engine
- rear engine
- thrust
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- 238000000034 method Methods 0.000 claims description 20
- 230000001186 cumulative effect Effects 0.000 claims description 7
- 230000001174 ascending effect Effects 0.000 claims description 3
- 230000003213 activating effect Effects 0.000 claims 1
- 239000003381 stabilizer Substances 0.000 description 12
- 239000012530 fluid Substances 0.000 description 4
- 238000004146 energy storage Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000010348 incorporation Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000001141 propulsive effect 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; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D27/00—Arrangement or mounting of power plant in aircraft; Aircraft characterised thereby
- B64D27/02—Aircraft characterised by the type or position of power plant
- B64D27/16—Aircraft characterised by the type or position of power plant of jet type
- B64D27/18—Aircraft characterised by the type or position of power plant of jet type within or attached to wing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/16—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like specially adapted for mounting power plant
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D27/00—Arrangement or mounting of power plant in aircraft; Aircraft characterised thereby
- B64D27/02—Aircraft characterised by the type or position of power plant
- B64D27/10—Aircraft characterised by the type or position of power plant of gas-turbine type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D27/00—Arrangement or mounting of power plant in aircraft; Aircraft characterised thereby
- B64D27/02—Aircraft characterised by the type or position of power plant
- B64D27/16—Aircraft characterised by the type or position of power plant of jet type
- B64D27/20—Aircraft characterised by the type or position of power plant of jet type within or attached to fuselage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS 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
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS 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
-
- 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
-
- 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
- B64C2230/04—Boundary layer controls by actively generating fluid flow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS 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
-
- 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
- Y02T50/40—Weight reduction
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
12 長手方向又は軸方向中心線
14 ファンセクション
16 コアタービンエンジン
18 外部ケーシング
20 入口
22 低圧圧縮機
24 高圧圧縮機
26 燃焼器セクション
28 高圧タービン
30 低圧タービン
32 ジェット排出セクション
34 高圧シャフト/スプール
36 低圧シャフト/スプール
37 コア空気流路
38 ファン
40 ブレード
42 ディスク
44 作動部材
46 出力ギヤボックス
48 ナセル
50 ファンケーシング又はナセル
52 出口ガイドベーン
54 下流セクション
56 バイパス空気流通路
100 BLIファン
102 中心軸線
104 ファン
106 ナセル
108 構造部材
110 ファンブレード
112 ファンシャフト
114 動力源
116 ギヤボックス
118 IGV前端
120 IGV後端
122 本体
124 フラップ
126 半径方向軸
128 第1の位置
130 中立位置
132 第2の位置
134 入口
136 BLIファン前端
138 OGV
140 テールコーン
142 ノズル
200 航空機
202 胴体
204 長手方向中心線
206 先端部
208 尾部
210 主翼
212 左側
214 右側
216 前縁フラップ
218 後縁フラップ
220 垂直安定板
222 ラダーフラップ
224 水平安定板
226 エレベータフラップ
228 胴体外面
250 推進システム
252 ジェットエンジン
254 ジェットエンジン
256 BLIファン
258 発電機
260 エネルギ蓄積装置
Claims (10)
- 胴体(109)、 一対の主翼(210)及び尾部(208)を有する航空機(200)のための推進システムであって、
少なくとも第1の主エンジン(252)及び第2の主エンジン(254)を含む複数の主エンジンであって、前記第1の主エンジン(252)は、前記航空機(200)の前記一対の主翼(210)の一方に取り付くように構成され、前記第2の主エンジン(254)は、前記航空機(200)の前記一対の主翼(210)の他方に取り付くように構成された、複数の主エンジンと、
前記航空機(200)の尾部(208)に取り付くように構成された、ナセル(106)を含む後部エンジンと、
を備え、
前記複数の主エンジンは、前記航空機(200)が、前記後部エンジンを使用することなく離陸するのに十分な所定量の推力を提供する大きさであり、
前記後部エンジンは、
前記航空機(110)の前記胴体(109)の中に少なくとも部分的に設けられた動力源(114)に機械的に結合されたファンシャフト(113)と、
前記ナセル(106)と前記航空機(110)の前記胴体(109)との間で延びて可変式入口ガイドベーンとして構成される1又は2以上の構造部材(108)と
を備え、
前記1又は2以上の構造部材(108)は、後端にフラップ(124)を含み、該フラップ(124)は、半径軸の周りで種々の位置に回転して、その上を流れる空気の流れを変更するように構成されている、推進システム。 - 前記第1の主エンジン(252)及び前記第2の主エンジン(254)の各々は、ターボファンジェットエンジンとして構成される、請求項1に記載の推進システム。
- 前記後部エンジンは、境界層吸い込みファン(256)であり、前記ナセル(106)が、該境界層吸い込みファン(256)の入口(134)を定め、前記ナセル(106)は、前記境界層吸い込みファン(256)が前記航空機(200)に取り付けられた場合、前記航空機(200)の尾部(208)において、航空機(200)の前記胴体の周りで約360度にわたって広がる、請求項1又は2に記載の推進システム。
- 前記第1の主エンジン(252)及び前記第2の主エンジン(254)の各々は、最大能力で作動する場合に最大主エンジン推力を発生する大きさであり、前記後部エンジンは、最大能力で作動する場合に前記最大主エンジン推力の最大約75%又は約85%を発生する大きさである、請求項1乃至3のいずれか1項に記載の推進システム。
- 前記推進システムは、
前記複数の主航空機エンジンを作動させて、前記航空機が離陸するのに十分な所定量の推力を発生させ、
前記後部エンジンを、前記航空機の離陸運転モード時に全能力未満で作動させ、
前記複数の主航空機エンジンのうちの1又は2以上から前記後部エンジンにエネルギを供給して、前記航空機の離陸が終了した後に前記後部エンジンを作動させるよう構成された
請求項1乃至4のいずれか1項に記載の推進システム。 - 航空機を作動させる方法であって、
前記航空機は、胴体(109)、一対の主翼、該航空機の尾部に取り付けられた、ナセル(106)を含む後部エンジン、及び複数の主航空機エンジンを有し、前記複数の主航空機エンジンの少なくとも一方が前記一対の主翼の一方に取り付けられ、前記複数の主航空機エンジンの少なくとも他方が前記一対の主翼の他方に取り付けられ、
前記後部エンジンは、
前記航空機(110)の前記胴体(109)の中に少なくとも部分的に設けられた動力源(114)に機械的に結合されたファンシャフト(113)と、
前記ナセル(106)と前記航空機(110)の前記胴体(109)との間で延びて可変式入口ガイドベーンとして構成される1又は2以上の構造部材(108)と
を備え、
前記1又は2以上の構造部材(108)は、後端にフラップ(124)を含み、該フラップ(124)は、半径軸の周りで種々の位置に回転して、その上を流れる空気の流れを変更するように構成されており、
前記航空機を作動させる方法は、
前記複数の主航空機エンジンを作動させて、前記航空機が離陸するのに十分な所定量の推力を発生させるステップと、
前記後部エンジンを、前記航空機の離陸運転モード時に全能力未満で作動させるステップと、
を含む方法。 - 前記後部エンジンを、前記航空機の離陸運転モード時に全能力未満で作動させるステップは、前記後部エンジンを、前記航空機の離陸運転モード時に75%未満の能力で作動させるステップを含む、請求項6に記載の方法。
- 前記航空機の上昇運転モード又は前記航空機の巡航運転モードの少なくとも一方の間に、50%の能力で前記後部エンジンを作動させる、請求項6又は7に記載の方法。
- 前記複数の主航空機エンジンは、全能力で作動する場合に、協働して累積最大主エンジン推力を発生し、前記後部エンジンは、全能力で作動する場合に最大後部エンジン推力を定め、前記最大後部エンジン推力は、前記累積最大主エンジン推力の約30%未満である、請求項6乃至8のいずれか1項に記載の方法。
- 前記複数の主航空機エンジンのうちの1又は2以上から前記後部エンジンにエネルギを供給して、前記航空機の離陸が終了した後に前記後部エンジンを作動させるステップをさらに含む、請求項6乃至9のいずれか1項に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/859,523 US9957055B2 (en) | 2015-09-21 | 2015-09-21 | Aft engine for an aircraft |
US14/859,523 | 2015-09-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017061306A JP2017061306A (ja) | 2017-03-30 |
JP6500002B2 true JP6500002B2 (ja) | 2019-04-10 |
Family
ID=56926128
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016181120A Active JP6500002B2 (ja) | 2015-09-21 | 2016-09-16 | 航空機用後部エンジン |
Country Status (6)
Country | Link |
---|---|
US (1) | US9957055B2 (ja) |
EP (1) | EP3144216A1 (ja) |
JP (1) | JP6500002B2 (ja) |
CN (1) | CN106986035B (ja) |
BR (1) | BR102016021635A2 (ja) |
CA (1) | CA2942212C (ja) |
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-
2015
- 2015-09-21 US US14/859,523 patent/US9957055B2/en active Active
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2016
- 2016-09-14 EP EP16188826.8A patent/EP3144216A1/en not_active Withdrawn
- 2016-09-16 JP JP2016181120A patent/JP6500002B2/ja active Active
- 2016-09-19 CA CA2942212A patent/CA2942212C/en active Active
- 2016-09-21 CN CN201610836729.1A patent/CN106986035B/zh active Active
- 2016-09-21 BR BR102016021635A patent/BR102016021635A2/pt not_active Application Discontinuation
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CA2942212A1 (en) | 2017-03-21 |
BR102016021635A2 (pt) | 2017-03-28 |
EP3144216A1 (en) | 2017-03-22 |
CA2942212C (en) | 2019-06-25 |
CN106986035A (zh) | 2017-07-28 |
CN106986035B (zh) | 2020-09-08 |
US20170081034A1 (en) | 2017-03-23 |
JP2017061306A (ja) | 2017-03-30 |
US9957055B2 (en) | 2018-05-01 |
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