Abstract : the characteristics of the central control room in the r efinery were analyzed . it was pointed out that the control room should adopt expl osion - proof constructure . rules to determine anti - explosion grade was explored 文摘:分析了炼油厂目前中心控制室的特点,指出中心控制室应采用抗爆结构,探讨了抗爆等级的确定原则,提出了圆筒形和方形、半圆形壳体、椭圆形壳体和地下式共四种抗爆形式,并进行了对比。