Intelligent Speed Controller Design for Brushless DC Motor

Author(s):  
Abasin Ulasyar ◽  
Haris Sheh Zad ◽  
Adil Zohaib
Author(s):  
Mohd Syakir Adli ◽  
Noor Hazrin Hany Mohamad Hanif ◽  
Siti Fauziah Toha Tohara

<p>This paper presents a control scheme for speed control system in brushless dc (BLDC) motor to be utilized for electric motorbike. While conventional motorbikes require engine and fuel, electric motorbikes require DC motor and battery pack in order to be powered up. The limitation with battery pack is that it will need to be recharged after a certain period and distance. As the recharging process is time consuming, a PID controller is designed to maintain the speed of the motor at its optimum state, thus ensuring a longer lasting battery time (until the next charge). The controller is designed to track variations of speed references and stabilizes the output speed accordingly. The simulation results conducted in MATLAB/SIMULINK® shows that the motor, equipped with the PID controller was able to track the reference speed in 7.8x10<sup>-2</sup> milliseconds with no overshoot.  The result shows optimistic possibility that the proposed controller can be used to maintain the speed of the motor at its optimum speed.</p>


2012 ◽  
Vol 33 ◽  
pp. 1533-1539 ◽  
Author(s):  
Wang Yuanxi ◽  
Yu Yali ◽  
Zhang Guosheng ◽  
Sheng Xiaoliang

2012 ◽  
Vol 580 ◽  
pp. 387-390
Author(s):  
Yang Jie Lei ◽  
Jin Kun Zheng ◽  
A Qi Yan ◽  
Jian Zhong Cao ◽  
Zuo Feng Zhou ◽  
...  

In the paper, a design method of brushless DC motor drive controller and its pure hardware implementation on FPGA is proposed. First, we design each module of the controller, including the proportional integral (PI) speed and current PI regulator, current detection module, position and speed detection module, PWM generator and commutation control module, which focuses on a PI regulator and the current detection section. Then, the logical design structure diagrams and the timing simulation waveforms are given. Finally, the overall system circuit are implemented on FPGA which can improve system integration, stability and reliability and easier to modify and upgrade. Simulation and experiment results indicate that this controller design method is reasonable and has stable operation.


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