Unstable tilt-rotor maximum likelihood wavelet-based identification from flight test data

P Lichota - Aircraft Engineering and Aerospace Technology, 2023 - emerald.com
Purpose The purpose of this paper is to present the methodology that was used to perform
system identification of a dynamically unstable tilt-rotor from flight test data. The method …

LQR and LQG control of the helicopter during landing on the ship deck

S Topczewski, P Bibik - Aircraft Engineering and Aerospace …, 2023 - emerald.com
Purpose The purpose of this study is to test the performance of the designed automatic
control system based on the Linear Quadratic Regulator (LQR) and Linear Quadratic …

Study on Acoustic Characteristics of Environmental Noise in Low Pressure Enclosed Spaces

B Li, H Zhang, T Qiao, J Li… - 2023 IEEE 6th International …, 2023 - ieeexplore.ieee.org
In order to study the impact of low pressure environment on acoustic measurement, different
pressure environments were simulated in a low pressure experimental chamber to conduct …