基于PID控制的电加热杀青机分级变功率恒温控制系统的研究

The Research on Grading Variable Power Constant Temperature Control System of Electric Heating Water-removing Machine Based on PID Control

在对绿茶杀青工艺研究的基础上,运用PLC控制技术、PID控制理论和功率调节技术,研究设计了基于PID控制的杀青机分级变功率恒温控制系统,实现了杀青机杀青温度的恒温自动控制。

Based on the research about the green tea processing crafts and by dint of PLC control technology,PID control theory and power regulation technology,the grading variable power constant temperature control system of the electric heating water-removing machine is studied and designed.In the temperature control system,the temperature can automatically maintain on the setting temperature.