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CEAS EuroGNC 2019

Time-domain vs frequency-domain identification for a small-scale helicopter

Meiliwen Wu Politecnico di Milano, Milano, Italy
Marco Lovera Politecnico di Milano, Milano, Italy
Abstract:
In this work the problem of model identification for the fight dynamics of a small scale helicopter is considered. Two model identification methods, a time-domain subspace identification method and a frequency-domain output-error one, are evaluated and compared in detail in terms of time-domain simulations and in frequency response analyses. Results show that both methods can predict the time-domain responses in good agreement with the flight test results, with relative advantages and disadvantages which are discussed in detail.
Keywords: MAV experiments; MAV flight dynamics and control; Parameter estimation
CEAS-GNC-2019-038PDF is not available online. Authors may distribute copies of their paper or contact the CEAS GNC TC chair to make their paper available through the EuroGNC paper archive.


Meiliwen Wu, Marco Lovera: Time-domain vs frequency-domain identification for a small-scale helicopter. Proceedings of the 2019 CEAS EuroGNC conference. Milan, Italy. April 2019. CEAS-GNC-2019-038.
BibTeX entry:

@Incollection{CEAS-GNC-2019-038,
    authors = {Wu, Meiliwen and Lovera, Marco},
    title = {Time-domain vs frequency-domain identification for a small-scale helicopter},
    booktitle = {Proceedings of the 2019 {CEAS EuroGNC} conference},
    address = {Milan, Italy},
    month = apr,
    year = {2019},
    note = {CEAS-GNC-2019-038}
}