S7-200 PLC在运载火箭环境温度控制中应用

The Application of S7-200 PLC in the Rocket Environment Temperature Controlling

本文介绍了运载火箭环境温度控制系统，研制开发了以Ｓ７－２００可编程控制器为核心的温控系统，并阐述了ＰＬＣ进行控制的原理及软硬件设计。

This paper introduces the temperature controlling system of the rocket environment,developes the temperature controlling system based on the S7 -200 PLC,describes the software and hardware designing and the principle of PLC controlling.