Design and Simulation of PID Speed Controller on BLDC Motor

Prasetiyo Budi Megantoro, Izza Anshory, Indah Sulistiyowati, Jamaaluddin Jamaaluddin

Abstract

The control system technology in the electric vehicle is a sector that is currently being researched and developed, one of its applications is to drive and control the motor speed. BLDC motors as an important component in electric vehicles. It is have several problems including overshoot when starting, a long rise time, and a steady-state error at the setting pointof the motor rotation speed. The purpose of this research is to simulate the PID control parameter design to improve the open loop output response, with indicators of small overshoot values, reduced steady-state errors and can return to the RPM setting pointafter given a disturbance. At first the method used is to read the RPM value in the open loop condition using PSIM software. The second, design open loop transfer function in the MATLAB and calculate value of Kp, Ki and Kd for PID controller parameters. The test results show that the PID controller can work as planned. Showing by the RPM output on the BLDC motor remains constant at 300 RPM. And when the disturbance is given the RPM can return to the setting pointin 2 seconds.

Keywords

3-phase inverter; PID Controller; Six Step PWM.

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