33th Congress of the International Council of the Aeronautical Sciences

04.2 - Aerostructures Design, Structural Dynamics, Aeroelasticity

UPDATING OF JET TRAINER AIRCRAFT DYNAMIC MODEL TO RESULTS OF GROUND VIBRATION TEST

J. Cecrdle, Czech Aerospace Research Centre (VZLU), Czech Republic

This paper discusses updating of a jet trainer aircraft dynamic model according to the results of ground vibration test (GVT). The paper outlines the process of flutter analysis with the special regard to the role of the GVT. Next, the Bayesian parameter estimation method is outlined. Finally, the application example is provided. The results of the symmetric model are shown and evaluated.


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