JP2020522427A - 膨出部を有するアイソレータを伴うフライトビークルエアエンジン - Google Patents
膨出部を有するアイソレータを伴うフライトビークルエアエンジン Download PDFInfo
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- JP2020522427A JP2020522427A JP2019567308A JP2019567308A JP2020522427A JP 2020522427 A JP2020522427 A JP 2020522427A JP 2019567308 A JP2019567308 A JP 2019567308A JP 2019567308 A JP2019567308 A JP 2019567308A JP 2020522427 A JP2020522427 A JP 2020522427A
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- Prior art keywords
- isolator
- engine
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- air
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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
- F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
-
- 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
-
- 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
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K7/00—Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof
- F02K7/10—Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof characterised by having ram-action compression, i.e. aero-thermo-dynamic-ducts or ram-jet engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
- F23R3/16—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration with devices inside the flame tube or the combustion chamber to influence the air or gas flow
- F23R3/18—Flame stabilising means, e.g. flame holders for after-burners of jet-propulsion plants
- F23R3/20—Flame stabilising means, e.g. flame holders for after-burners of jet-propulsion plants incorporating fuel injection means
-
- 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
- B64D2033/0253—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes specially adapted for particular type of aircraft
- B64D2033/026—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes specially adapted for particular type of aircraft for supersonic or hypersonic aircraft
-
- 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
- B64D2033/0266—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes specially adapted for particular type of power plants
- B64D2033/0273—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes specially adapted for particular type of power plants for jet engines
-
- 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
- F05D2220/00—Application
- F05D2220/10—Application in ram-jet engines or ram-jet driven vehicles
-
- 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
- F05D2220/00—Application
- F05D2220/80—Application in supersonic vehicles excluding hypersonic vehicles or ram, scram or rocket propulsion
-
- 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
- F05D2240/35—Combustors or associated equipment
-
- 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
Abstract
Description
Claims (19)
- フライトビークルであって:
胴体;及び
前記胴体に機械的に結合されたエンジン;
を含み、
前記エンジンは、
空気入口;
前記空気入口の下流にあるアイソレータ;及び
前記アイソレータの下流にある燃焼器;
を含み、
前記空気入口及び前記アイソレータを通って燃焼器に至る空気は、前記空気入口と前記アイソレータとの間の境界にあるスロートで最小断面領域を通過し、
前記アイソレータは膨出領域を有し、前記膨出領域で前記アイソレータの少なくとも1つの寸法が、前記アイソレータを通る空気流に垂直な方向において、前記膨出領域の上流及び下流の両方よりも大きい局部的寸法最大値を有する、
ことを特徴とするフライトビークル。 - 前記膨出領域は、前記アイソレータを通る空気流に垂直な断面領域を有し、前記断面領域は前記膨出領域の上流及び下流の両方よりも大きい局部的面積最大値を有する、請求項1に記載のフライトビークル。
- 前記断面領域の形状は、前記膨出領域の上流及び下流の両方において、前記アイソレータを通る空気流に垂直な断面形状と同じである、請求項2に記載のフライトビークル。
- 前記断面領域の形状は、前記膨出領域の上流及び下流の両方において、前記アイソレータを通る空気流に垂直な断面形状のうちの少なくとも1つとは異なる、請求項2に記載のフライトビークル。
- 前記膨出領域は、前記アイソレータを通る空気流に垂直な方向に極大を有しない少なくとも1つの追加の寸法を有し、前記少なくとも1つの追加の寸法は、上流値と下流値のうちの少なくとも1つよりも小さい、請求項1乃至4のいずれかに記載のフライトビークル。
- 前記アイソレータを通る空気流に垂直な方向の前記少なくとも1つの追加の寸法は、前記上流値と前記下流値の両方より小さい、請求項5に記載のフライトビークル。
- 前記燃焼器がラムジェット又はスクラムジェットである、請求項1乃至6のいずれかに記載のフライトビークル。
- 前記燃焼器がタービンを含む、請求項1乃至6のいずれかに記載のフライトビークル。
- 前記エンジンが超音速エンジン又は極超音速エンジンである、請求項1乃至8のいずれか1項に記載のフライトビークル。
- 前記エンジンが亜音速エンジンである、請求項1乃至8のいずれかに記載のフライトビークル。
- 前記膨出領域は、前記アイソレータを通る空気流に垂直な方向に円形の断面を有する、請求項1乃至10のいずれかに記載のフライトビークル。
- 前記膨出領域は、前記アイソレータを通過する空気流に垂直な方向に楕円形の断面を有する、請求項1乃至10のいずれかに記載のフライトビークル。
- 前記アイソレータを通る空気流に垂直な前記膨出領域の最大断面領域は、前記アイソレータを通る空気流に垂直な前記アイソレータの最小断面積の少なくとも110%である、請求項1乃至12のいずれかに記載のフライトビークル。
- 前記膨出領域は、前記アイソレータ内でのショックの移動を制限するショックトラップを機能させる、請求項1乃至13のいずれかに記載のフライトビークル。
- 前記アイソレータが、前記膨出領域の後部に混合領域を含んで、前記膨出領域による流れの歪みが低減される、請求項1乃至14のいずれかに記載のフライトビークル。
- フライトビークルのエンジンを動作させる方法であって:
前記エンジンの空気入口において、前記エンジンに入来する空気を圧縮するステップ;
前記空気入口からの空気を前記エンジンのアイソレータを通過させて前記エンジンの燃焼器へと通すステップ;及び
前記アイソレータからの空気を前記燃焼器内の燃料の燃焼に利用するステップ;
を含み、
前記の空気を前記アイソレータを通過させるステップは、前記アイソレータの膨出領域を通過させることを含み、前記膨出領域は、前記アイソレータを通る空気流の方向に垂直な断面領域の極大を有し、前記膨出領域の断面領域は、前記膨出領域の上流及び前記膨出領域の下流の両方よりも大きい、
ことを特徴とする方法。 - 前記の空気を前記アイソレータを通過させるステップは、前記膨出領域内の前記空気流にショックを発生させるステップを含む、請求項16に記載の方法。
- 前記のショックを発生させるステップは、前記アイソレータを通る前記空気流の方向に垂直でない角度が付いたショックを発生させることを含む、請求項17に記載の方法。
- フライトビークルのエンジンであって:
空気入口;
前記空気入口の下流にあるアイソレータ;及び
前記アイソレータの下流の燃焼器;
を含み、
前記空気入口及び前記アイソレータを通って燃焼器に至る空気は、前記空気入口と前記アイソレータとの間の境界にあるスロートの最小断面領域を通過し、
前記アイソレータは膨出領域を有し、前記膨出領域で前記アイソレータの少なくとも1つの寸法が、前記アイソレータを通る空気流に垂直な方向において、前記膨出領域の上流及び下流の両方よりも大きい局部的寸法最大値を有する、
ことを特徴とするエンジン。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/615,146 | 2017-06-06 | ||
US15/615,146 US11261785B2 (en) | 2017-06-06 | 2017-06-06 | Flight vehicle air breathing engine with isolator having bulged section |
PCT/US2018/018728 WO2018226268A1 (en) | 2017-06-06 | 2018-02-20 | Flight vehicle air breathing engine with isolator having bulged section |
Publications (2)
Publication Number | Publication Date |
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JP2020522427A true JP2020522427A (ja) | 2020-07-30 |
JP7046104B2 JP7046104B2 (ja) | 2022-04-01 |
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JP2019567308A Active JP7046104B2 (ja) | 2017-06-06 | 2018-02-20 | 膨出部を有するアイソレータを伴うフライトビークルエアエンジン |
Country Status (7)
Country | Link |
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US (1) | US11261785B2 (ja) |
EP (1) | EP3635233B1 (ja) |
JP (1) | JP7046104B2 (ja) |
AU (1) | AU2018279791B2 (ja) |
DK (1) | DK3635233T3 (ja) |
ES (1) | ES2912363T3 (ja) |
WO (1) | WO2018226268A1 (ja) |
Families Citing this family (4)
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US11204000B2 (en) * | 2017-03-24 | 2021-12-21 | Raytheon Company | Flight vehicle engine with finned inlet |
US11002223B2 (en) | 2017-12-06 | 2021-05-11 | Raytheon Company | Flight vehicle with air inlet isolator having wedge on inner mold line |
US11384712B1 (en) * | 2019-03-01 | 2022-07-12 | Innoveering, LLC | Active control of scramjet isolator shock systems |
CN112572810A (zh) * | 2020-11-25 | 2021-03-30 | 北京空天技术研究所 | 一种进气道边界层分离消除装置及飞行器 |
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-
2018
- 2018-02-20 WO PCT/US2018/018728 patent/WO2018226268A1/en unknown
- 2018-02-20 AU AU2018279791A patent/AU2018279791B2/en active Active
- 2018-02-20 JP JP2019567308A patent/JP7046104B2/ja active Active
- 2018-02-20 DK DK18708538.6T patent/DK3635233T3/da active
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Also Published As
Publication number | Publication date |
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DK3635233T3 (da) | 2022-05-09 |
EP3635233B1 (en) | 2022-03-30 |
EP3635233A1 (en) | 2020-04-15 |
AU2018279791B2 (en) | 2022-08-25 |
WO2018226268A1 (en) | 2018-12-13 |
AU2018279791A1 (en) | 2020-01-16 |
BR112019025747A2 (pt) | 2020-06-23 |
ES2912363T3 (es) | 2022-05-25 |
US20180347461A1 (en) | 2018-12-06 |
JP7046104B2 (ja) | 2022-04-01 |
US11261785B2 (en) | 2022-03-01 |
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