Through analysing production process, equipment capacity, working conditions, this article recommends the program control systematic design and the selection of PC pattern as well as its application.

通过分析生产工艺流程、设备容量、工艺操作条件等，介绍应用可编程序控制器控制原料制备工艺的系统设计和PC机型选择及应用。

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The tension control system based on PC is proved with the advantages of stable control, real-time and reliable running in wallpapers production.

实际生产运行表明，该系统在墙纸印染生产过程中，张力控制稳定、实时性好、运行稳定可靠。

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I plant production line adopts PC centralized control, transmission machinery gear type and have the hydraulic, adopting the advanced inverter speed, stable operation and energy saving.

我厂生产的生产线采用PC集中控制，传动有机械齿轮式和液压式，调速采用世界先进的变频器，运行稳定可靠又节能省电。

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