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JP5590442B2 |
To provide a novel frictional resistance reducing device reducing frictional resistance of a fluid a great deal only by adding a simple device to the conventional machine body surface so that considerable improvement in energy efficiency...
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JP5582502B2 |
To reduce turbulent flow friction resistance by suppressing the development of a turbulent flow boundary layer.A turbulent flow friction resistance reduction device 1 includes, in a width direction almost parallel with a wall surface, a ...
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JP5569845B2 |
To carry out the control of aerodynamic characteristics using dielectric barrier discharge, and to particularly provide application to a rotary blade for wind power generation by positively detecting a state of a flow of a blade surface ...
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JP5544441B2 |
A system and method for generating lift provided by a multi-element aircraft wing are provided. The system includes a main wing element, a slat interconnected to the main wing element, and a flap interconnected to the main wing element. ...
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JP5539400B2 |
An array of aerodynamic riblets is created by a plurality of high stiffness tips with a layer supporting the tips in predetermined spaced relation and adhering the tips to a vehicle surface.
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JP5539401B2 |
A multilayer construction for aerodynamic riblets includes a first layer composed of a material with protuberances, the first layer material exhibiting a first characteristic having long-term durability and a second layer composed of a m...
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JP5500997B2 |
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JP5460952B2 |
An inlet apparatus (10) and method for use with a cabin air compressor on a high speed, airborne mobile platform (12), such as a commercial or military aircraft. The apparatus includes a Pitot inlet (16,102) of a desired shape that is su...
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JP5358185B2 |
A system and method for generating lift provided by a multi-element aircraft wing are provided. The system includes a main wing element, a slat interconnected to the main wing element, and a flap interconnected to the main wing element. ...
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JP5354955B2 |
A flow control system and method especially well adapted for use on a Coanda surface (18). In one embodiment a plurality of plasma actuators (16a-16d) are disposed over a Coanda surface of a wing of an aircraft. The actuators are selecti...
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JP2013233921A |
To provide an aerodynamic control system which is efficient, maintenance-free, robust, reliable, high in bandwidth, lower in weight, solid-state and distributed.An aerodynamic control system incorporates multiple Dielectric Barrier Disch...
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JP5344917B2 |
A system and method for controlling boundary layer flow over an aircraft wing are provided. The system includes at least one wing element, and a plurality of ports defined in the wing element and in fluid communication with one another. ...
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JP5331894B2 |
A metamaterial (20) has a magnetic permeability response at frequencies sufficient to generate a repulsive force between a fluid and a surface to which the metamaterial (20) may be applied. The metamaterial (20) may be nanofabricated suc...
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JP5309818B2 |
To provide an air flow condition monitoring device capable of monitoring the condition of air flowing on the surface of a wing without degrading the performance of the wing. The air flow condition monitoring device is constituted in a pa...
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JP5255903B2 |
A plasma actuator system and method especially well adapted for use on airborne mobile platforms, such as aircraft, for directional and/or attitude control. The system includes at least one plasma actuator (10) having first and second el...
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JP2013520360A |
An aircraft pylon for mounting a dual-flow or triple-flow jet engine, the pylon including an upper surface for connection to the aircraft, two side flanks, and a flange on the lower portion of the pylon. The pylon further includes at lea...
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JP5112335B2 |
According to the invention, on at least one of the faces (1E, 1I) of said leading edge (1), forward of the partition (3), an action is exerted on the fluid flow (EF) so as to cause the latter to switch from the laminar state (EFL) to the...
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JP2013002636A |
To provide a method of reducing resistance of streamlined body and its applications.The method for reducing resistance of a streamlined body 1 and its applications are provided, wherein one or more raised structures 13 are configured bet...
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JP5075476B2 |
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JP5072853B2 |
An oscillating vane actuator for active control of fluid flow over a surface includes a pivoted vane surrounded by a wedge-shaped chamber, and first and second conduits with openings adjacent the surface. The actuator also includes a rot...
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JP2012220018A |
To solve a problem that although transportation means are necessary for physical distribution which plays an important role in current industrial activities, efficiency of moving energy is lowered at a conversion factor based on total re...
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JP4989463B2 |
The aircraft has a fluid duct system (26) for suction of a boundary layer and cleaning of fluid in endangered places of an outer skin of the aircraft. The duct system is connected to a pumping device that is driven, by cabin exhaust air,...
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JP2012515653A |
A method of drilling holes through a solid material in such manner as to give holes in a first area a first profile and distribution and holes in a second area a second profile and distribution comprising the steps of: —defining a firs...
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JP4931774B2 |
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JP2012071809A |
To provide a method for moving and stopping an object in a flow of gas, liquid or the like in an arbitrary direction without requiring a large amount of fuel.The object is equipped with a plurality of variable wings mainly based on aerod...
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JP2012071826A |
To provide a flow control actuator that can be housed in an airfoil section which is relatively narrow in depth and continuously takes out a flow from a pressurized fluid source.The flow control actuator 10 for a body exposed to a fluid ...
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JP4876273B2 |
The body has throttle nozzles (1) to limit fluid flow and comprising three material layers and throttle section (5) that is defined by an inlet (2) and an outlet (3). The section has an inner wall that is designed in such a manner that a...
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JP2011530443A |
Metal sheets and plates having friction-reducing textured surfaces and methods of manufacturing these metal sheets and plates are disclosed herein. In an embodiment, there is provided a transportation vessel that includes at least one me...
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JP2011247419A |
To provide generally rotors having radially extending working members and, more particularly, rotating blades and propellers having blades with fluid passages open to a working fluid.A rotor blade includes a bleed path opening to a sucti...
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JP4831337B2 |
To provide a vortex generator constituted of a simple mechanism capable of suppressing separation of the air flow flowing on an upper surface of a flap when the deflection angle of the flap is large, and suppressing increase of the air r...
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JP4824190B2 |
To reduce the turbulence frictional resistance on a libretto face. The turbulence frictional resistance is generated when the fluid of low speed near a surface and the main current of high speed flowing on a central part are strongly mix...
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JP4810563B2 |
The aircraft has a Fenestron(RTM: shrouded tail rotor) including blades (2) arranged in an air discharging jet (20). The jet has a periphery (21) equipped with lips and a middle part along a symmetry axis, where the lips have front porti...
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JP4786647B2 |
The suction arrangement has suction surfaces in critical flow areas. A suction pipe (23) is connected between the suction surface and a compressor (24) of a turbo-supercharger (2). A branch pipe (10) is connected between a high-pressure ...
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JP4728325B2 |
The pressure channels (21) and suction channels (22) are formed between inner wall (29) and perforated outer wall (28) of the wing (1) by partitions (2). The pressure channels (21) with lesser perforated area (B), is connected through a ...
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JP4713160B2 |
An aerofoil has a body (14), and at least one flow control device, the flow control device including a passage (22) within the body (14) of the aerofoil, and a passage outlet (21) at an upper aerofoil surface (18) of the aerofoil, whereb...
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JP4694696B2 |
Blades, including helicopter rotor blades, gas turbine engine fan blades, air moving machinery fan blades, and the like, have an air inlet near the hub of the blade, which may be on the pressure side of the blade and/or near the leading ...
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JP2011516336T |
It is an aerodynamics object (1) of an airplane and the aerodynamics object (1) is, It has the external surface (3) which has the upper surface (3a) and the undersurface (3b) to the direction of an air style, and an outside end (5a, 5b) ...
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JP2011516336A |
An aerodynamic body with an outside with a top and bottom in relation to the direction of airflow, with lateral end parts that form the lateral ends of the aerodynamic body when viewed across the direction of airflow, where in the interi...
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JP4681232B2 |
The invention relates to a solid body of plastic, glass, ceramic or metal which has at least partially a microstructured surface with rows oriented in a preferential direction of cross-sectionally trapezoidal or wedge-shaped ridges, wher...
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JP2011507763A |
Aircraft aerodynamic surfaces coated with photocatalytic self-cleaning coating reduces the need for washing off insects and other organic contaminants. Disturbances in laminar flow profiles due to organic contaminants are reduced, thereb...
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JP2011506189A |
A high-lift system for an aircraft with a main wing and a slat that by way of an adjustment device is adjustable relative to the main wing to various adjustment states, with a gap resulting between the rear of the slat, which rear faces ...
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JP4622845B2 |
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JP3165679U |
To provide a resistor against a fluid. A resistor portion against a fluid forms a book layer 21 on a part or the entire surface of an outer surface 20 of an object 10, and a plurality of cavities 31 are provided in the book layer 21. The...
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JP3165680U |
To provide a resistor against a fluid capable of improving the output efficiency of a propeller and suppressing noise. A resistor against a fluid is provided with a plurality of cavities 31 on the outer surface of a book layer 21 formed ...
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JP2010535992A |
Electronic component which modifies, by electronic re-equilibration, mechanical efficiencies, audio-visual effects, and food products. The electronic component eCRT is a regulator which, like entropy, regulates the exchanges of natural e...
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JP2010525980A |
A method of reducing aerodynamic drag on a moving blunt-edged body, the method comprising actively generating a flow of air at a blunt edge of a body and using the generated flow of air to control an external flow of air moving relative ...
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JP2010065841A |
To reduce fluid resistance in response to the speed when various flight vehicles, flying vehicles, vehicles, ships and other objects are brought into contact with air, water and other fluid, and move.When the object moves in a fluid or t...
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JP4427278B2 |
To confirm that re-laminarization phenomenon is generated at a transonic range and to suppress the re-laminarization phenomenon of the transonic range. A vortex excitation structure 27 arranged so as to be supported to an airframe 15 and...
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JP3155888U |
To provide an aircraft capable of reducing fuel consumption by adopting an airframe shape capable of reducing air resistance at the time of takeoff and providing an injection / exhaust port for injecting and exhausting helium. A fuselage...
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JP2009286371A |
To reduce decrease in lift caused by airflow boundary layer separation in an airflow in the vicinity of an airfoil surface boundary layer of each airfoil of an aircraft's wing, a horizontal stabilizer, and a vertical stabilizer and the g...
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