控制、实时数据的监视、运行参数的历史趋势、重要参数的报警记录、报表打印、手/自动操作方式的选择、报警值、停机值及过程设定值的调整等操作。PLC编程采用Versa软件，支持模块化程序结构，程序根据整个子系统不同的控制对象作成相应子程序功能块，由主程序进行调用。子程序功能块主要包括定风压系统的退节、防盖振系统的调节、数据采集与处理逻辑联锁等定风压系统的遇节;根据高炉工艺生产运行情况，通过临控站画面完成定风压调节手/自动操作方式的选择和所雾风压值的设定，模拟量输出模块发出4-20mA的信号控制申液伺服阀，电液伺服阀通过油压来调整风机静叶的开度（21*-79″），
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