文中分析了楼宇变电站的特点及对综合自动化的要求和利用工控机作为综合自动化装置的优越性 ,拟定了装置的功能、硬件组成及软件设计 ,这种装置在我国的配电系统领域具有广阔的应用前景。 This paper analyzes the characteristics of building substation and the requirements of integrated automation and the use of industrial computer as the superiority of integrated automation device, drafted the function of the device, hardware components and software design, this device in the field of distribution systems in our country has a vast Application prospects.