Lifting procedure for Linear Time Periodic systems

This MATLAB package contains a function LTP2LTI.M to implement the lifting procedure for robustness analysis of Linear Time Periodic systems and a demo file on the example of MATHIEU’s equation.

If you publish work that uses this material, please refer to the following paper :

• Sanches L., Alazard D., Michon G. and Berlioz A.,
  “Robustness Analysis of Helicopter Ground Resonance with Parametric Uncertainties in Blade Properties ”.
  Journal of Guidance, Control and Dynamics, AIAA, Vol. 36 ; No. 1, 2013.
  http://arc.aiaa.org/doi/abs/10.2514/1.55627

Download

This package contains a folder with 3 files :

• ltp2lti.m : function to implement the lifting procedure
• mathieu.m : an example of Linear Time Periodic system (user defined function)
• demo.m : a script file for a demo of lifting procedure applied on Mathieu equation