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Author:
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Year:
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Issue:
PLC based Control System for Cryogenic Environmental Test
Author(s):
Li Feng
,
Zhang Kaijun
Pages:
54
-
56,60
Year:
2006
Issue:
9
Journal:
PROCESS AUTOMATION INSTRUMENTATION
Keyword:
可编程控制器
;
低温
;
环境试验
;
Abstract:
介绍了S7-300系列PLC应用于低温制冷系统温度控制的工艺设计及实现技术.首先简要分析了该系统的组成及控制工艺要求,然后重点讨论了其控制策略和软硬件配置.该系统实现了低温制冷温度的自动控制和监视,仿真结果表明,该系统完全达到了设计规定的性能指标和要求,且运行可靠.
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