Matches 1 - 50 out of 246 1 2 3 4 5 >


Match Document Document Title
9027702 Synthetic jet muffler  
A synthetic jet muffler includes an exit end, a propagation path for conducting a first sound wave emitted by a synthetic jet generator to the exit end, and a shroud for conducting a second sound...
9016632 Method and system for weakening shock wave strength at leading edge surfaces of vehicle in supersonic atmospheric flight  
A method and system are provided to weaken shock wave strength at leading edge surfaces of a vehicle in atmospheric flight. One or more flight-related attribute sensed along a vehicle's outer mold...
8960595 Wingless hovering of micro air vehicle  
Embodiments of the subject invention relate to an air vehicle and a power source. Embodiments can operate at reasonable power levels for hovering and withstanding expected wind gusts. Embodiments...
8939410 Boundary layer flow disruptors for delaying transition to turbulent flow  
An apparatus delays the transition of a boundary layer flow from laminar to turbulent. Flow disruptors are positioned to be in contact with a boundary layer flow moving in a flow direction over a...
8894019 Method of using microjet actuators for the control of flow separation and distortion  
A system for controlling unwanted flow separation. One or more microjets are placed to feed auxiliary fluid into a region of suspected flow separation on a surface. If the separation is...
8882049 Airfoil system for cruising flight  
An airfoil system includes an airfoil body and at least one flexible strip. The airfoil body has a top surface and a bottom surface, a chord length, a span, and a maximum thickness. Each flexible...
8827211 Laser-based flow modification to remotely control air vehicle flight path  
Systems, equipment, and methods to deposit energy to modify and control air flow, lift, and drag, in relation to air vehicles, and methods for seeding flow instabilities at the leading edges of...
8783337 System for changing the convective heat transfer coefficient for a surface  
A system and method for producing surface deformations on a surface of a body. The system and method relate to changing the convective heat transfer coefficient for a surface. The system includes...
8757556 Aerodynamic body, regulating flap or main wing or fin of an aircraft as well as a structural component with such an aerodynamic body  
An aerodynamic body with an aerodynamic body surface that creates a contoured surface for a fluid to stream around, with a device to influence the flow of the fluid streaming around the...
8746624 Boundary layer control system and methods thereof  
An airfoil boundary layer control system may be provided. The airfoil boundary layer control system may include at least one airfoil that may include a first surface and a second surface coupled...
8727286 Systems and methods for controlling flows with pulsed discharges  
Systems and methods for controlling air vehicle boundary layer airflow are disclosed. Representative methods can include applying electrical energy bursts and/or other energy bursts in nanosecond...
8702042 Flow body, in particular for aircraft  
A flow body is disclosed, particularly for aircraft. The flow body includes an outer side impinged on in a predetermined manner by a fluid in a direction of impinging flow, the flow body having on...
8657237 Flying object for transonic or supersonic velocities  
A flying object which moves with a transonic or supersonic velocity is disclosed. The inventive flying object comprises a main body, a streaming element and a holding element. The holding element...
8657238 Retractable vortex generator for reducing stall speed  
A device and methods for low speed performance improvement of a lifting surface assembly are disclosed. At least one vortex generator is coupled to the lifting surface assembly, and the vortex...
8646729 Deployable aerodynamic devices with reduced actuator loads  
Deployable aerodynamic devices with reduced actuator loads, and related systems and methods are disclosed. An external flow system in accordance with a particular embodiment includes an external...
8640986 Turbojet nacelle and method for controlling separation in a turbojet nacelle  
An aircraft turbojet nacelle comprising blowing means intended to inject a tangential airflow (Ft) into the internal volume (V) of the nacelle, said blowing means being provided in a wall of the...
8632031 Systems and methods for attenuation of noise and wakes produced by aircraft  
Systems and methods for reducing the trailing vortices and lowering the noise produced by the side edges of aircraft flight control surfaces, tips of wings and winglets, and tips of rotor blades....
8616494 Switchable vortex generator and array formed therewith, and uses of the same  
The invention relates to a vortex generator (10), in particular for a model (12) in a fluid-dynamic channel. In order to save time during the development of vehicles, in particular aircraft, in...
8602361 Laminar flow monitor  
A method of monitoring the performance of an aerodynamic surface of an aircraft. The aircraft is operated during a non-perturbed measurement period such that the flow of air over the surface is at...
8596585 Slats with a flexible trailing edge  
Embodiments of the invention relate to an aerodynamic body with an extension in the spanwise direction, wing chord direction and wing thickness direction for coupling to a wing of an aircraft....
8538738 Predicting transition from laminar to turbulent flow over a surface  
A prediction of whether a point on a computer-generated surface is adjacent to laminar or turbulent flow is made using a transition prediction technique. A plurality of boundary-layer properties...
8469315 Deployable flap edge fence  
A method and systems are disclosed for reducing fluid flow noise. The method and systems use a thermal mechanism to deploy a flap edge fence during landing and/or other operating conditions, and...
8473122 Method for actively deforming an aerodynamic profile  
The present invention relates to a method for actively deforming, by feedback control, an aerodynamic profile comprising an elastic material, applied to a part of the surface of the aerodynamic...
8444092 Metal sheets and plates having friction-reducing textured surfaces and methods of manufacturing same  
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...
8444384 Rotor blade assembly and method for adjusting loading capability of rotor blade  
A rotor blade assembly and a method for adjusting a loading capability of a rotor blade are disclosed. The rotor blade assembly includes a rotor blade having surfaces defining a pressure side, a...
8434723 Low drag asymmetric tetrahedral vortex generators  
An asymmetric tetrahedral vortex generator that provides for control of three-dimensional flow separation over an underlying surface by bringing high momentum outer region flow to the wall of the...
8424809 Control of aerodynamic forces by variable wetted surface morphology  
Systems and methods for providing dynamic control to a vehicle in a dynamic fluid. The systems and methods of the invention relate to one or more morphable surfaces that can be controlled by a...
8382042 Structure with reconfigurable polymer material  
A structure includes a polymer structural member, which may include a shape memory polymer material, that can change its size and/or shape. An electromagnetic source is used to impose an electric...
8382029 Wingless hovering of micro air vehicle  
Embodiments relate to a Wingless Hovering Micro Air Vehicle and its Power Source Unit. Embodiments can operate at reasonable power levels for hovering and withstanding expected wind gusts....
8382040 Hamilton H.N2 laminar flow diskette wing  
A wing assembly has a wing and one or more no-bias laminar flow oval diskettes that are fixed on a support structure along the C/L (center of lift) of an airfoil, of an aircraft wing. The benefit...
8382043 Method and apparatus for aerodynamic flow control using compact high-frequency fluidic actuator arrays  
The present invention is directed to the manufacture of and the use of an aerodynamic flow control device having a compact array of a plurality of fluidic actuators in planar, curved, circular and...
8359825 Microjet creation and control of shock waves  
A method of using one or more microjets to create and/or control oblique shock waves. The introduction of microjet flow into a supersonic stream creates an oblique shock wave. This wave can be...
8353482 System for global flow field management using distributed, surface-embedded, nano-scale boundary layer actuation  
Systems to provide distributed flow control actuation to manage the behavior of a global flow field, are provided. An example of a system can include an aerodynamic structure having an outer...
8348200 Synthetic jet actuator system and related methods  
Systems and methods for controlling fluid flow utilizing a synthetic jet actuator, are provided. An example of a synthetic jet actuator system includes a synthetic jet actuator including a dual...
8348199 Boundary layer energiser  
A boundary layer energizer (20) for energizing a boundary layer flow (33) over a surface (22), the boundary layer energizer (20) comprising one or more passages (24) terminating in one or more...
8286909 Boundary layer propulsion airship with related system and method  
Systems, method, devices and apparatus are provided for reducing drag and increasing the flight efficiency characteristics of aircraft and airships including hybrid aircraft utilizing distributed...
8276851 Control of aerodynamic forces by variable wetted surface morphology  
Systems and methods for providing dynamic control to a vehicle in a dynamic fluid. The systems and methods of the invention relate to one or more morphable surfaces that can be controlled by a...
8256720 Smart vortex generator, and aircraft, vessel, and rotary machine being equipped with the same  
A smart vortex generator including a main body, disposed on a body surface, such as a main wing of aircraft, making a boundary to a flow of fluid, and at least a part of which includes a shape...
8251319 Controlling the boundary layer of an airfoil  
This invention relates to a method and system (10) for controlling the boundary layer of an airfoil (12) to reduce profile drag during flap deflection. The system (10) comprises first means for...
8251317 System and method for varying the porosity of an aerodynamic surface  
A variable porosity system for an aircraft includes a first layer, a second layer and an actuator mechanism. Each of the first and second layers has at least one pore and are slidable relative to...
8251312 Method and system for control of upstream flowfields of vehicle in supersonic or hypersonic atmospheric flight  
The upstream flowfield of a vehicle traveling in supersonic or hypersonic atmospheric flight is actively controlled using attribute(s) experienced by the vehicle. Sensed attribute(s) include...
8240616 Method and system for global flow field management using distributed, surface-embedded, nano-scale boundary layer actuation  
Systems and methods to provide distributed flow control actuation to manage the behavior of a global flow field, are provided. An example of a system can include an aerodynamic structure having an...
8220753 Systems and methods for controlling flows with pulsed discharges  
Systems and methods for controlling air vehicle boundary layer airflow are disclosed. Representative methods can include applying electrical energy bursts and/or other energy bursts in nanosecond...
8196871 Control of shockwave-boundarylayer-interaction using MEMS plasma devices  
A micro-electromechanical system (MEMS) dielectric barrier discharge (DBD) based aerodynamic actuator is configured to modify a shockwave boundary layer interaction and limit incident boundary...
8193476 Solid-fuel pellet thrust and control actuation system to maneuver a flight vehicle  
A solid-fuel pellet thrust and control actuation system (PT-CAS) provides command authority for maneuvering flight vehicles over subsonic and supersonic speeds and within the atmosphere and...
8191835 Wing of an aircraft  
A wing of an aircraft has a mainplane, which has an upper face, a lower face and an aerodynamically shaped area. The wing has an additional airfoil which is articulated on the mainplane and can be...
8172178 Device for generating aerodynamic disturbances so as to protect the outer surface of an aircraft against elevated temperatures  
An aircraft with an outer surface from which flows an aerodynamic stream of cold air and includes at least one hot gas outlet, characterized in that it includes at least one device (16) for...
8167554 Actuatable surface features for wind turbine rotor blades  
A rotor blade for a wind turbine is disclosed. The rotor blade may generally include a shell having a pressure side and a suction side. The shell may define an opening in at least one of the...
8146862 Active vortex control system (AVOCS) method for isolation of sensitive components from external environments  
An active vortex control system (AVOCS) includes a set of primary injectors that inject gas into a cavity to generate a vortex in front of and possibly around components inside the cavity. The...
8136767 Method and system for flow control with arrays of dual bimorph synthetic jet fluidic actuators  
A system and method for control of a fluid flow. The system includes an array of interdependent fluidic actuators, each including a chamber, a flow control port, and opposite side walls configured...

Matches 1 - 50 out of 246 1 2 3 4 5 >