Technical Requests, Aerospace, Airplanes, Fluid Dynamics

Here is our portfolio ! – We list some examples of technical problems recently addressed by commercial and industrial organisations, radio and televition, as well as private individuals. Our clients are based in countries such as Australia, Brasil, Canada, Israel, New Zealand, South Africa, United Kingdom, United States, and more.

Supersonic drag for ground effect
Modification of Berkhut aircraft for low speed cruise
Effects of pimples on marine vessel hull surface

Autorotation of falling confetti
Aerodynamics of human cannonball
Aerodynamic data for rotating plates
Aerodynamics and dynamics of fly fishing

Drag of different kite tails, based on length and shape
Steady and transient analysis of pipeline compressible flow
Analysis of flow meter accuracy
The largest wing aspect-ratio in the world

Drag of cylinder at hypersonic speeds
Helicopter rate of descent vs gross weight in forward flight
Drag of AK-47 bullet versus speed at supersonic speeds
Degradation of performance of light aircraft with the increase of moisture in air

Surface pressure on building vs wind speed
Drag of boat-tail geometries and deep cavities
Yawing tendencies in single engine propeller aircraft, due to change in angular momentum
Critical wind forces on Motor Homes

Ivan Florine and the invention of the helicopter
Power curves of prop engine, influence of pitch, rpm, diameter
Supercritical wing sections performances
Leading edge upwash influence on induced drag

Unsteady propeller effects due to ship keel
The aerodynamics of flying upside-down
Inertial coupling of F-100 Super Sabre fighter airplane
Aerodynamic coefficients vs Mach number of F-15, F16

How large and at what rpm rotor would I need to lift 50 kg ?
Reducing the CD on 2000 Passat Wagon from 0.3 to 0.2
Airfoil circulation on arbitrary circuit
Intake drag on jet engines

Drag of a semi-sphere in cross-sectional flow, Re = 10,000
Aircraft tyre drag, with rotating and non rotating wheels
Envelope limit factors on helicopter forward flight
Manufacturing of riblets

Ground effects at take-off and landing of commercial airplanes
Centrifugal effects on rotating flows
Flow induced vibrations around cylinder

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