Fault Tolerant Control of Quadrotor Based on Sensor Fault Diagnosis and Recovery Information

Drones have been developed for more than two decades. They have become central to the functions of various civil aviation and military services. Commercial usage of drones continues to grow steadily. As the drones have been used widely in different areas, this raises a safety concern, i.e., all the...

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Main Authors: Sunan Huang, Fang Liao, Rodney Swee Huat Teo
Format: Article
Language:English
Published: MDPI AG 2022-11-01
Series:Machines
Subjects:
Online Access:https://www.mdpi.com/2075-1702/10/11/1088
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author Sunan Huang
Fang Liao
Rodney Swee Huat Teo
author_facet Sunan Huang
Fang Liao
Rodney Swee Huat Teo
author_sort Sunan Huang
collection DOAJ
description Drones have been developed for more than two decades. They have become central to the functions of various civil aviation and military services. Commercial usage of drones continues to grow steadily. As the drones have been used widely in different areas, this raises a safety concern, i.e., all the multi-rotors have an increased risk of motor or sensor faults. This paper considers a fault-tolerant control (FTC) problem against the inertial motion unit (IMU) sensor fault. First, a neural network estimator is built for the purpose of fault diagnosis. Second, a fault detection scheme is designed by comparing the IMU reading with the estimator, where it uses a logic rule to monitor the IMU state. Third, if the IMU sensor is in faulty state, the Euler angle estimator with neural network built is used to recover the IMU information which is fed into the controller designed. Finally, simulation studies are given to illustrate the effectiveness of the proposed FTC.
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spelling doaj.art-742a106eb7d04483b10d0ac6b69b34e72023-11-24T08:59:16ZengMDPI AGMachines2075-17022022-11-011011108810.3390/machines10111088Fault Tolerant Control of Quadrotor Based on Sensor Fault Diagnosis and Recovery InformationSunan Huang0Fang Liao1Rodney Swee Huat Teo2Temasek Laboratories, National University of Singapore, T-Lab Building, 5A, Engineering Drive 1, Unit 09-02, Singapore 117411, SingaporeTemasek Laboratories, National University of Singapore, T-Lab Building, 5A, Engineering Drive 1, Unit 09-02, Singapore 117411, SingaporeTemasek Laboratories, National University of Singapore, T-Lab Building, 5A, Engineering Drive 1, Unit 09-02, Singapore 117411, SingaporeDrones have been developed for more than two decades. They have become central to the functions of various civil aviation and military services. Commercial usage of drones continues to grow steadily. As the drones have been used widely in different areas, this raises a safety concern, i.e., all the multi-rotors have an increased risk of motor or sensor faults. This paper considers a fault-tolerant control (FTC) problem against the inertial motion unit (IMU) sensor fault. First, a neural network estimator is built for the purpose of fault diagnosis. Second, a fault detection scheme is designed by comparing the IMU reading with the estimator, where it uses a logic rule to monitor the IMU state. Third, if the IMU sensor is in faulty state, the Euler angle estimator with neural network built is used to recover the IMU information which is fed into the controller designed. Finally, simulation studies are given to illustrate the effectiveness of the proposed FTC.https://www.mdpi.com/2075-1702/10/11/1088fault diagnosisneural networkssensor faultunmanned aerial vehicle
spellingShingle Sunan Huang
Fang Liao
Rodney Swee Huat Teo
Fault Tolerant Control of Quadrotor Based on Sensor Fault Diagnosis and Recovery Information
Machines
fault diagnosis
neural networks
sensor fault
unmanned aerial vehicle
title Fault Tolerant Control of Quadrotor Based on Sensor Fault Diagnosis and Recovery Information
title_full Fault Tolerant Control of Quadrotor Based on Sensor Fault Diagnosis and Recovery Information
title_fullStr Fault Tolerant Control of Quadrotor Based on Sensor Fault Diagnosis and Recovery Information
title_full_unstemmed Fault Tolerant Control of Quadrotor Based on Sensor Fault Diagnosis and Recovery Information
title_short Fault Tolerant Control of Quadrotor Based on Sensor Fault Diagnosis and Recovery Information
title_sort fault tolerant control of quadrotor based on sensor fault diagnosis and recovery information
topic fault diagnosis
neural networks
sensor fault
unmanned aerial vehicle
url https://www.mdpi.com/2075-1702/10/11/1088
work_keys_str_mv AT sunanhuang faulttolerantcontrolofquadrotorbasedonsensorfaultdiagnosisandrecoveryinformation
AT fangliao faulttolerantcontrolofquadrotorbasedonsensorfaultdiagnosisandrecoveryinformation
AT rodneysweehuatteo faulttolerantcontrolofquadrotorbasedonsensorfaultdiagnosisandrecoveryinformation