本文介绍了在间接加热型流态床炉内渗碳的机理,并显示了其工艺易于计算机优化和控制的独具的特点,着重介绍了氮气/甲醇气氛的应用。 In this paper, the mechanism of carburization in an indirectly heated fluidized bed furnace is introduced, and the unique characteristics of the process for computer optimization and control are demonstrated. The application of nitrogen / methanol atmosphere is emphatically described.