This paper is grounded on the project of rebuilding stokehold of Dalian Maritime University and relied on the Boiler Control System of Automation Institute of Dalian Maritime University. It changed this system controlled by manual work formerly into by computer. The manual work is complex. At the same time it need the workers to grasp the whole running process and the relations of each parameter and watch the whole process to avoid the taking place of explode. So it is needed that reforming to such a system...