%0 Conference Paper %A Gros, Sébastien %A Zanon, Mario %A Diehl, Moritz %B European Control Conference (ECC) %C Zurich, Switzerland %D 2013 %F eprints:4042 %I IEEE %K nonlinear control systems;optimal control;optimisation;power generation control;wind power plants;Newton-type techniques;airborne wind energy systems;homotopy strategy;industrial viability;nonlinear coupled systems;optimal control;optimization;relaxation strategy;Aerodynamics;Drag;Feedback loop;Optimization;Trajectory;Vectors;airborne wind energy;flight control;non-convex optimization;optimal control %P 1011-1016 %T A relaxation strategy for the optimization of Airborne Wind Energy systems %U http://eprints.imtlucca.it/4042/