A novel hybrid fuzzy PID controller for attitude stabilization of a remote operated quadrotor unmanned aerial vehicle

This thesis presents a new attitude control development to be implemented in the flight control board (FCB) of quadrotor unmanned aerial vehicle (UAV). A simple structure of quadrotor was developed to test the attitude stabilization control. The cross “+” shaped structure of quadrotor make it is ver...

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Main Author: Zul Azfar, Ahmam
Format: Thesis
Language:English
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Online Access:http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/31294/1/1-24.pdf
http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/31294/2/full%20text.pdf
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spelling my-unimap-312942014-01-19T06:22:27Z A novel hybrid fuzzy PID controller for attitude stabilization of a remote operated quadrotor unmanned aerial vehicle Zul Azfar, Ahmam This thesis presents a new attitude control development to be implemented in the flight control board (FCB) of quadrotor unmanned aerial vehicle (UAV). A simple structure of quadrotor was developed to test the attitude stabilization control. The cross “+” shaped structure of quadrotor make it is very easy to develop. A remote operated quadrotor consists of four brushless DC motors (BLDC) with fixed pitch propeller attached on it, the FCB equipped with an inertial measurement unit (IMU) sensors, four electronic speed controllers (ESC), a set of remote controller transmitter and receiver and a high discharge lithium polymer (Li-PO) battery. Quadrotor have six degree of freedom (DOF) of flight control. The quadrotor flight behavior is same as helicopter but can fly as fast as fixed wing aircraft. However, only four movements are produced from 6 DOF flight control which are take-off/landing, roll, pitch and yaw. These movements are performed by varying speed of four propellers to produce different amount of thrust. The differences of thrusts will produce different quadrotor flight direction. A mathematical modeling was done to analyze the effectiveness of a control system to the real quadrotor. This mathematical model is used to represent the real quadrotor which was simulated using Simulink in Matlab Software. The new attitude control involved a hybrid controller of proportional-integral-derivative (PID) and a fuzzy logic controller (FLC). This new hybrid Fuzzy-PID (FPID) controller is developed to improve the performance of traditional PID controller. The approach to hybrid both of these controllers is using the parallel technique. All hybrid Fuzzy-P, Fuzzy-I and Fuzzy-D structures are combined together to form a new FPID controller. The purpose of designing the hybrid system is to use FLC as an automatic tuner for PID controller. The well-tuned PID gain of PID controller is combined with FLC to get a better performance compared to using the PID controller alone. Both controllers are simulated in Matlab software and then implemented to the real quadrotor to compare the performance. A test flight is conducted to observe the differences in controlling the quadrotor in flight using the new FPID controller instead of using PID controller. The result showed that the new FPID controller is better than PID controller in term of response and stability. The FPID controller is very quick to achieve the desired target and produce less overshoot than the PID controller and thus proof that the FPID controller is more stable compared to the conventional PID controller. Universiti Malaysia Perlis (UniMAP) 2012 Thesis en http://dspace.unimap.edu.my:80/dspace/handle/123456789/31294 http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/31294/1/1-24.pdf d09550f9dfdfa85678b32ab1681e9320 http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/31294/2/full%20text.pdf e9a64c6fc83d210b9e37500f879d0b88 http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/31294/3/license.txt 8a4605be74aa9ea9d79846c1fba20a33 Unmanned Aerial Vehicle (UAV) Flight Control Board (FCB) Quadrotor PID controller Attitude control School of Mechatronic Engineering
institution Universiti Malaysia Perlis
collection UniMAP Institutional Repository
language English
topic Unmanned Aerial Vehicle (UAV)
Flight Control Board (FCB)
Quadrotor
PID controller
Attitude control
spellingShingle Unmanned Aerial Vehicle (UAV)
Flight Control Board (FCB)
Quadrotor
PID controller
Attitude control
Zul Azfar, Ahmam
A novel hybrid fuzzy PID controller for attitude stabilization of a remote operated quadrotor unmanned aerial vehicle
description This thesis presents a new attitude control development to be implemented in the flight control board (FCB) of quadrotor unmanned aerial vehicle (UAV). A simple structure of quadrotor was developed to test the attitude stabilization control. The cross “+” shaped structure of quadrotor make it is very easy to develop. A remote operated quadrotor consists of four brushless DC motors (BLDC) with fixed pitch propeller attached on it, the FCB equipped with an inertial measurement unit (IMU) sensors, four electronic speed controllers (ESC), a set of remote controller transmitter and receiver and a high discharge lithium polymer (Li-PO) battery. Quadrotor have six degree of freedom (DOF) of flight control. The quadrotor flight behavior is same as helicopter but can fly as fast as fixed wing aircraft. However, only four movements are produced from 6 DOF flight control which are take-off/landing, roll, pitch and yaw. These movements are performed by varying speed of four propellers to produce different amount of thrust. The differences of thrusts will produce different quadrotor flight direction. A mathematical modeling was done to analyze the effectiveness of a control system to the real quadrotor. This mathematical model is used to represent the real quadrotor which was simulated using Simulink in Matlab Software. The new attitude control involved a hybrid controller of proportional-integral-derivative (PID) and a fuzzy logic controller (FLC). This new hybrid Fuzzy-PID (FPID) controller is developed to improve the performance of traditional PID controller. The approach to hybrid both of these controllers is using the parallel technique. All hybrid Fuzzy-P, Fuzzy-I and Fuzzy-D structures are combined together to form a new FPID controller. The purpose of designing the hybrid system is to use FLC as an automatic tuner for PID controller. The well-tuned PID gain of PID controller is combined with FLC to get a better performance compared to using the PID controller alone. Both controllers are simulated in Matlab software and then implemented to the real quadrotor to compare the performance. A test flight is conducted to observe the differences in controlling the quadrotor in flight using the new FPID controller instead of using PID controller. The result showed that the new FPID controller is better than PID controller in term of response and stability. The FPID controller is very quick to achieve the desired target and produce less overshoot than the PID controller and thus proof that the FPID controller is more stable compared to the conventional PID controller.
format Thesis
author Zul Azfar, Ahmam
author_facet Zul Azfar, Ahmam
author_sort Zul Azfar, Ahmam
title A novel hybrid fuzzy PID controller for attitude stabilization of a remote operated quadrotor unmanned aerial vehicle
title_short A novel hybrid fuzzy PID controller for attitude stabilization of a remote operated quadrotor unmanned aerial vehicle
title_full A novel hybrid fuzzy PID controller for attitude stabilization of a remote operated quadrotor unmanned aerial vehicle
title_fullStr A novel hybrid fuzzy PID controller for attitude stabilization of a remote operated quadrotor unmanned aerial vehicle
title_full_unstemmed A novel hybrid fuzzy PID controller for attitude stabilization of a remote operated quadrotor unmanned aerial vehicle
title_sort novel hybrid fuzzy pid controller for attitude stabilization of a remote operated quadrotor unmanned aerial vehicle
granting_institution Universiti Malaysia Perlis (UniMAP)
granting_department School of Mechatronic Engineering
url http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/31294/1/1-24.pdf
http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/31294/2/full%20text.pdf
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