<abstract xmlns="http://www.w3.org/1999/xhtml"><p> In this paper, integral sliding mode control ideas are combined with direct control allocation in order to create a fault tolerant control scheme. Traditional integral sliding mode control can directly handle actuator faults; however, it cannot do so with actuator failures. Therefore, a mechanism needs to be adopted to distribute the control effort amongst the remaining functioning actuators in cases of faults or failures, so that an acceptable level of closed-loop performance can be retained. This paper considers the possibility of introducing fault tolerance even if fault or failure information is not provided to the control strategy. To demonstrate the efficacy of the proposed scheme, a high fidelity nonlinear model of a large civil aircraft is considered in the simulations in the presence of wind, gusts and sensor noise.</p></abstract>

In this paper, integral sliding mode control ideas are combined with direct control allocation in order to create a fault tolerant control scheme. Traditional integral sliding mode control can directly handle actuator faults; however, it cannot do so with actuator failures. Therefore, a mechanism needs to be adopted to distribute the control effort amongst the remaining functioning actuators in cases of faults or failures, so that an acceptable level of closed-loop performance can be retained. This paper considers the possibility of introducing fault tolerance even if fault or failure information is not provided to the control strategy. To demonstrate the efficacy of the proposed scheme, a high fidelity nonlinear model of a large civil aircraft is considered in the simulations in the presence of wind, gusts and sensor noise.

A Fault Tolerant Direct Control Allocation Scheme with Integral Sliding Modes

Department of Electrical Engineering COMSATS Institute of Information Technology, Lahore, Pakistan

Department of Engineering College of Engineering, Mathematics and Physical Sciences, University of Exeter, UK

Department of Aeronautical Engineering King Abdul Aziz University, Jeddah, Saudi Arabia

International Journal of Applied Mathematics and Computer Science

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"A Fault Tolerant Direct Control Allocation Scheme with Integral Sliding Modes"}

In this paper, integral sliding mode control ideas are combined with direct control allocation in order to create a fault tolerant control scheme. Traditional...

A Fault Tolerant Direct Control Allocation Scheme with Integral Sliding Modes

Publié en ligne: 25 mars 2015

Pages: 93 - 102

Reçu: 30 janv. 2014

DOI: https://doi.org/10.1515/amcs-2015-0007

© by Mirza Tariq Hamayun

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.