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JP5216146B2 |
A power generation system for integration into an aircraft system, including a secondary power supply device having a generator turbine arranged in a duct running between a forward opening and a rearward opening on the fuselage of the ai...
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JP2013113286A |
To reduce an installation space and an engine weight of a jet engine 1 while sufficiently securing survivability of an airplane with the jet engine 1 mounted, and maintain efficiency of the jet engine 1.An annular selective emitter 49, w...
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JP2013103698A |
To provide an exhaust heat system for aircraft that can effectively exhaust heat generated in an actuator without deteriorating the performance of the actuator for steering in an aircraft.The exhaust heat system for aircraft is mounted o...
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JP5192035B2 |
The invention relates to a coating for acoustic treatment at the surface of an aircraft, in particular at the leading edge such as the air intake of an aircraft nacelle, said coating including an acoustically resistive layer (28), at lea...
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JP5179025B2 |
An apparatus for suppressing infrared radiation from an aircraft engine includes a lobed mixer of a single baffle infrared suppressor having a single baffle assembly to generate alternating flows of hot exhaust gas and cold air. The appa...
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JP5177587B2 |
A process for the production of an acoustically resistive structure that can be inserted in an alveolar structure so as to obtain a coating for the acoustic treatment, whereby the acoustically resistive structure includes at least one po...
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JP5149151B2 |
An acoustic structure that includes a honeycomb having cells in which septum caps are located. The septum caps are formed from sheets of acoustic material and include a resonator portion and a flange portion. The flange portion has an an...
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JP5132035B2 |
An exhaust assembly (52) for a gas turbine engine (40) which includes a turbine rear frame (75). The exhaust assembly comprises an engine exhaust nozzle (76) extending downstream from the turbine rear frame and an infrared suppression sy...
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JP5119321B2 |
Disclosed is an air intake arrangement for an aircraft. The arrangement includes an air intake orifice, which is configured to bleed off a flow of external air, pass the external air through at least one air passage channel and ventilate...
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JP5084844B2 |
Jet engine nozzles with projections (e.g., chevrons) and injected flow, and associated systems and methods are disclosed. A method in accordance with one embodiment includes generating a first flow of gas with a jet engine, delivering th...
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JP5083560B2 |
To adequately supply a proper amount of air with proper pressure independent from flight altitude to a fuel cell mounted on an aircraft by effectively using pressure energy of air inside the aircraft and heat energy discharged from the f...
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JP5073657B2 |
A propulsion system for an aircraft includes a heat exchange unit through which a hot air stream and a cooling air stream flow. The heat exchange unit includes a hot air inlet pipe situated on a rear face of the heat exchange unit, to ca...
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JP5066823B2 |
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JP2012197073A |
To provide an aircraft capable of hovering, which can improve flying safety, can expand a fuel region so as to make a longer mission possible, and can largely improve speed and acceleration performance under a particularly sever, for exa...
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JP2012190027A |
To use a honeycomb to make nacelles and other structures that are useful in reducing the noise generated by a jet engine or other noise sources.An acoustic structure that includes a honeycomb having cells in which septum caps are located...
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JP5031850B2 |
The nacelle has a wall surrounding a jet engine, where the wall and the engine define an internal annular fluid discharge pipe. The pipe has an outlet passage section at a downstream end of the wall for discharging fluid. A double acting...
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JP5037572B2 |
An inlet duct for an auxiliary power unit comprises an inlet end, and extends to an outlet end. At least one splitter (34,40) is positioned within the duct and between the inlet end and the outlet end to sub-divide an interior of the duc...
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JP5031834B2 |
A rear frame of an air intake of a nacelle of an aircraft, is made in part of composite material that is based on a fiber-reinforced geopolymer resin and includes at least one part (56) that encompasses an orifice that is provided for th...
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JP5020023B2 |
An engine assembly (10) includes a first engine (102), a first exhaust duct (114) coupled in fluid communication only to the first engine, and a first exhaust duct includes a primary outlet and a secondary outlet. An engine assembly (10)...
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JP5013710B2 |
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JP4959886B2 |
An acoustic panel comprises a core layer of honeycomb whose opposite sides are covered by face sheets each comprising a perforated metal plate and a sheet of metal cloth such as woven wire or metal felt. The perforated metal plates are b...
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JP4926988B2 |
The mixer has an annular jet pipe (16) including a set of longitudinal external air intake openings (20) in which lobes (22) with a U shaped section are mounted. The lobes have an azimuthal component along a direction to provide a rotati...
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JP4926240B2 |
Integrated engine exhaust systems and techniques for operating integrated engine exhaust systems are disclosed. In one embodiment, a propulsion system includes an engine installation configured to be mounted on a wing assembly of an airc...
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JP4915745B2 |
A device for protection against icing for aircraft engines including at least one sensor, sensitive to an amount of accumulated ice, arranged in the air intake of an aircraft engine, a system for measuring the amount and comparing the am...
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JP2012507415A |
Method including: (a) forming a laminate structure including a plurality of uncured prepreg sheets, wherein the laminate structure comprises an initial substantially planar configuration; (b) subjecting the laminate structure to suitable...
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JP2012506823A |
An airplane provided with dual-flow turbojet engines having nacelles at least partially encased in the fuselage, wherein the air intake of each engine is connected to the fuselage by two boundary layer guiding walls, the walls extending ...
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JP2012505098A |
An air intake arrangement includes a mobile plate controlled by at least one fluid communication passage or opening extending between the outer and inner surfaces of the mobile plate. The fluid communication passage or opening is located...
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JP2012503971A |
In one possible embodiment, a motor winding is provided having a high density multi-conductor wire bundle with a compacted Litz wire bundle. The compacted Litz wire bundle has a serpentine configuration with a central portion having comp...
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JP4873505B2 |
A low noise aircraft which can reduce engine noise on the ground sharply at the time of take-off and landing by utilizing a well-known mechanism. By utilizing a thrust deflection means constituted of a well-known mechanism for making the...
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JP4845891B2 |
A method of controlling mixing of a flow exiting a downstream end of a primary nozzle associated with a jet engine. The method may involve coupling a shape memory alloy (SMA) element to a mixing structure disposed at the downstream edge ...
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JP4845890B2 |
In one preferred embodiment, a structure is provided that includes a body having a first wall and a second wall. At least one appending component extends from an end of the body and includes a first skin and second skin. The structure ad...
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JP4846808B2 |
A supersonic inlet includes a relaxed isentropic compression surface to improve net propulsive force by shaping the compression surface of the inlet to defocus the resulting shocklets away from the cowl lip. Relaxed isentropic compressio...
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JP4829319B2 |
The device has a filter (2) comprising a tank (3) equipped with an elastically deformable stirrup. The stirrup has a guide pin (8) extended to a tank opening. A curved end (9) of the pin crosses an edge of the tank. A finger (10) of the ...
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JP4823222B2 |
A multi-engine aircraft includes at least two first engines and a third engine located at a rear part of the fuselage, containing rear tail sections, along a vertical longitudinal plane of symmetry of the fuselage. The rear tail sections...
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JP4805277B2 |
Disclosed is a ventilating air intake arrangement of an aircraft. The arrangement includes at least one air duct connected to an air intake orifice. At least one confined zone connects with the air duct and the air intake orifice, and th...
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JP4771886B2 |
An apparatus for suppressing infrared radiation from an engine of an aircraft operating in an environment configured to direct hot exhaust from the aircraft engine into a lobed mixer of a single baffle infrared suppressor having a collap...
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JP2011523610A |
A ventilation system for ventilation of an aircraft area includes a ram-air duct with an air inlet, a first ram-air duct branch and a second ram-air duct branch parallel to the first ram-air duct branch. A supply line connected to the ra...
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JP4740691B2 |
An aircraft has an in-flight fuel or water dumping valve that is operated as required and incorporates a heating element to prevent the formation of ice. Prior to discharge the liquid or gas fuel is pre-heated by a coolant that derives i...
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JP2011520687A |
An airfoil comprising a high pressure surface; a low pressure surface; a leading edge where the high and low pressure surfaces meet at the front of the airfoil; and a trailing edge where the high and low pressure surfaces meet at the bac...
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JP4718815B2 |
In an aspect, a method is provided for attenuating jet engine noise. Air velocity, adjacent to an inlet fan duct outer wall (22), is increased to a greater rate than typical velocity of an operational engine ambient inlet airflow (12), a...
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JP4717046B2 |
A journal bearing (34) provides lubrication to planetary gears (32) during windmilling operation of a fan section (18). A primary oil pump (40) provides oil from an oil supply (38) during driven operation of the fan and a secondary oil p...
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JP4711876B2 |
The nozzle (14) has a tubular body with two outlet channels and thrust orientation units for controlling a flying machine in yaw. Each channel is equipped with an injection case fixed on a lateral wall (30) of the corresponding channel a...
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JP2011517432T |
The present invention relates to the device which decreases radiation of the infrared rays of a turbo-prop. According to the present invention, fresh air (E) is taken in for the exhaust port of a turbo-prop, and the exhaust gas from a tu...
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JP2011516786T |
[Subject] The object of the present invention is a sound absorption processing panel provided with at least one acoustic resistance structure (54) which forms a reflecting layer (50), at least one honeycomb structure (52), and the flight...
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JP2011514465A |
An engine inlet flap for mounting on the housing of an air inlet or air inlet duct of an engine of an aircraft, having a first end and a second end arranged in opposition thereto at a distance therefrom in the longitudinal direction of t...
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JP4658542B2 |
A method for adjusting a throat area (140) of a jet aircraft exhaust nozzle assembly (90) includes positioning a lower structure (94) within a substantially rectangular nozzle assembly, coupling a ramp flap (112) to the lower structure, ...
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JP2011506185A |
An aircraft cooling system (10) comprises a cooling element (12), which comprises a housing (14), a cooling air inlet (18) formed in the housing (14) and a plurality of heat exchangers (32, 34, 36, 38), which are disposed on lateral surf...
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JP2011506184A |
Device for mechanically decoupled retention of components perfused by hot gas in an aircraft, with a coupling member for coupling to a component emitting hot gas and to a component accepting hot gas, with a holder, with a flange, and wit...
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JP2011506852A |
An acoustic treatment structure related to a leading edge onto which an aerodynamic stream flows, in particular at an air intake of an aircraft nacelle, includes—from the outside to the inside—at least one acoustically resistive subs...
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JP4635012B2 |
An air guiding flap of an aircraft wherein one surface thereof faces an air duct and is exposed to a prevailing pressure in the air duct and whose opposite surface is exposed to the pressure of the relative wind flowing past the aircraft...
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