Design of Control System for Intelligent Asphalt Distributor Based on PLC and Touch Screen

Due to the significant influence of asphalt distributor's intelligent level on the distributing effect and pavement performance,a control system for intelligent asphalt distributor based on PLC and touch screen was designed in terms of the analysis on requirements of control of asphalt distributor,and the hardware composition as well as software design was introduced.The application shows the system can accurately control the distribution width and amount.