Online Methods for the Identification of Aircraft Model: Review and Comparison

Document Type : Dynamics, Vibrations, and Control

Authors

1 Electrical Engineering Department, Faculty of Technical and Engineering, Imam Khomeini International University, Qazvin, Iran

2 Electrical Engineering Department, Faculty of Technical and Engineering, Imam Khomeini International University

Abstract

In this paper, a fairly comprehensive comparative study has been done on online identification methods for the dynamic model of an aircraft system. To this aim, first, the existing algorithms in this field are introduced. Then, some of these approaches including the recursive least square, the recursive extended least square, the recursive instrumental variable, the extended matrix, the radial basis function neural network, and the multilayer perceptron neural network are utilized to identify the aircraft model. To carry out the simulations, and train the neural networks, the linearized model and online data of the Boeing 747 aircraft controlled by a sliding mode controller on an arbitrary reference trajectory are employed. Finally, the efficiency of each of the above-mentioned methods is evaluated and compared to the other approaches. According to the obtained results of this research, the radial basis function neural network method has a significantly superior performance over the other algorithms due to dynamic noise estimation, independence from the system model, rejecting the linear model of the system, and higher accuracy while maintaining the appropriate speed.

Keywords


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Volume 17, Issue 4 - Serial Number 66
February 2022
Pages 109-117
  • Receive Date: 10 December 2019
  • Revise Date: 12 January 2020
  • Accept Date: 09 February 2022
  • Publish Date: 21 January 2022