3500/15

 bently nevada 3500/15

控制策略及配料过程
通过对配料过程的特点进行分析，得到配料过程具有如下特点：
（1）被控对象是单向的不可逆系统。原料没有办法从配料机中重新回到传送带上。
（2） 具有明显的时滞性。 当配料达到设定值时，plc控制电机停止传送原料，这时传送带上具有部分原料无法回收，所以系统具有明显的时滞性。
（3）受控特性是开关性的。系统的起、停控制等都是开关量。
（4）配料系统在正常工作区内是线性的。

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