AEROSHAPE - Multi-point aerodynamic shape optimisation
Overview
Background & policy context:
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In the ongoing competition for increased shares of the commercial transport aircraft world market, a continuous effort is made to design and produce more cost effective and environmentally-friendly aircraft.
Objectives:
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The AEROSHAPE project aimed to increase efficiency by introducing more effective numerical optimisation tools in aircraft design that made it possible to drive down the aircraft drag to minimum levels for specified conditions. This meant fuel consumption levels were also minimised leading to reduced emission of polluting exhaust gases.
The new aerodynamics optimisation tools were in line with the general tendency when designing new aircraft to make extensive computational studies of the flow around the aircraft. More thoroughly analysed and optimised shapes would reduce tendencies towards bad local flow situations, like separation, and unsteady flows that could be sources of fatigue problems during the lifetime of an aircraft.
Methodology:
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