设备描述
Automatic control system has been widely used in all fields of society. In industry, there are corresponding control systems for various physical quantities encountered in metallurgical, chemical, mechanical manufacturing and other production processes, including temperature, flow, pressure, thickness, tension, speed, position, frequency, phase and so on. On this basis, a digital control system with better control performance and higher automation and a process control system with dual functions of control and management are established by using digital computer.
