Recursive subspace identification for in flight modal analysis of airplanes

Katrien de Cock (1) , Guillaume Mercère (2) , Bart de Moor (1)

1 ESAT - Department of Electrical Engineering [Leuven]
2 LAII [Poitiers] - Laboratoire d'automatique et d'informatique industrielle [EA 1219]

In this paper recursive subspace identification algorithms are applied to track the modal parameters of airplanes on-line during test flights. The ability to track changes in the damping ratios and the influence of the forgetting factor are studied through simulations.

Domaines: Automatique / Robotique

Katrien de Cock, Guillaume Mercère, Bart de Moor. Recursive subspace identification for in flight modal analysis of airplanes. International Conference on Noise and Vibration Engineering, ISMA 2006, Sep 2006, Leuven, Belgium. pp.CDROM. ⟨hal-00097999⟩