Saturday, March 7, 2009

Real Time DC Motor Control using LABVIEW


Real Time DC Motor Control using LABVIEW
Author: Aravind Vaithilingam, Lum Wai Chung
In this project, LabView is the main software to control the whole system. The program designed with LabView able to control the speed of the DC motor and then monitor the system. Then a GUI is developed to make this project user friendly. In the GUI, user can switch speed of the motor by just turning the “KNOB” and a graph will indicate the current speed of the motor.

This is a software base project, so there is limited hardware involved. Basically the PC with LabView will be connecting with a circuit board with a Data Acquisition card (known as DAQ) so that the PC will be able to send signal to the circuit board to control the speed of the motor. A sensor will be placed in the circuit board to detect the motor speed.

This project is called Real Time control because when the LabView program is running the user can change the motor all the time without switching off the program. Voltage signal and PWM signal also will be able to monitor through the GUI.

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