It explained how can the system control the coal quantity exactly by using controller, transducer and PLC.
文中说明了该系统如何使用控制器、变频器及PLC实现对给煤机给煤量的精确控制。
2
Simultaneously the micro controller outputs suitable control quantity to drive system implementing agency - digitization silicon-controlled rectifier control circuit.
同时微控制器输出的适当控制量驱动系统的执行机构——数字化可控硅控制电路。
3
Therefore, current air traffic control requires more controllers, and train of air traffic controller need to be improved on quality and quantity.