In this paper, based on theory of process control and chemical engineering, the possibility of pressure difference acted as basic controlled variable for rectification tower is demonstrated.
以过程控制及化工原理为基础,论证了采用压差作为精馏塔基本被控交量的可行性,指出了在哪几种工况下的精馏可采用压差来控制热媒流量并有其独特优点,拓展了压差这一基本被控变量在精馏中的应用及地位。
The average temperature of supply and return water should be choose as the most reasonable controlled parameter in auto-control system of centralized heat-supply.
在集中供热的自动控制系统中 ,被控参数选取供回水平均温度最为合理。
The paper described the lending features of the turbine s controlled system, and established its mathematics model.
本文叙述了水轮机被控系统的主要特征,以及其数学模型的建立。
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