Mechanical Engineering / Applied Mathematics / Robust control / Drag Reduction / Real Time Control / Active Control / Model Reduction / Fluid flow / Phase Space / Time Dependent / Numerical Model / Mathematical and Computer Modelling / Numerical Analysis and Computational Mathematics / Dynamic System / Degree of Freedom / Active Control / Model Reduction / Fluid flow / Phase Space / Time Dependent / Numerical Model / Mathematical and Computer Modelling / Numerical Analysis and Computational Mathematics / Dynamic System / Degree of Freedom