split range control

The split range control system of debutanizer has been revamped as well, 0-45% and 55%-100% output signals of the adjuster have been used to control adjusting valves and vent valves respectively.

对脱丁烷塔分程控制系统进行了改造，即将调节器输出信号的0-45%，55%%-100%分别用于控制热旁路调节阀和放空阀。

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In order to improve the control precision and energy saving efficiency, through adding split range controller inside control loop, controls warm/ cool water and humidifier/ dehumidifier to avoid wasting energy and control error fluctuating.

考虑精确度和节能效果，通过在控制环中增加分程控制器，对冷热水及加湿与去湿进行控制避免能源的浪费及控制的持续波动。

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This article introduced the application of the split range control method in supplementary compressive air system under complicated interlock condition and described the method of improvement and the implementation of interlock.

介绍了分程控制方法在具有复杂联锁条件下的补风系统中的应用，说明了改进的办法及联锁实现的过程。

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Implementation of the Improved Split Range Control Method under Complicated Interlock Conditions

改进分程控制方法在复杂联锁条件下的实现

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