Based on the defect analysis of the PLC coal conveying control system in power plant, this paper puts forward a new method for on line defect judgement of the control system.
在对PLC网络控制的火电厂输煤控制系统的故障分析基础上，提出了一种在线判别系统故障的新方法。
This paper introduces the application of the PLC to the coal conveying control system in a power plant. It describes features and functions of the remote I/O control system in details.
本文介绍了可编程序控制器在电厂皮带机输煤控制系统中的应用，详细说明了远程I／O控制系统的特点和功能。
The actual application showed that the program has strong portability and expansibility and high reliability, which saves time of programming and debugging of coal conveying control system.
实际应用表明，设计的程序可移植性和可扩展性强，可靠性高，节省了输煤程控系统的编程时间和调试时间。
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