This article has made a deep research on the application of expert system in gas fractionation plant , to air separating devices , in order to make the whole system work in most efficient way , we must direct the work plan and the device parameters according to the changing environment conditions , including the price of raw materials , the demand of products , the working conditions , the device capabilities and so on 本课题研究专家系统在气体分离装置优化指导系统中的应用。对于气体分离装置，由于原料的性状和价格、产品规格和需求、生产环境条件、装置性能等都经常处于变化之中，因此必须随时根据情况的改变调整生产计划和各装置操作参数，才能长期维持生产效益处于优化的状态。
This design is order to develop " the guiding system on the design project for graduation ( dissertation ) " , and try to find a new way to make the teacher provide an on - line environment to guide students to finish graduation design ( dissertation ) , with making use of the modern component technique , network technique , database technique , multi - media technique , and combine the calculator assistance education , information - based education principle . the aim of carrying out cbd is to make use of the characteristics and advantages of the component technique ( high efficiency , low cost , vivid construction , easy enlargement , strong and easy transplant ) 该设计利用现代组件技术、网络技术、数据库技术、多媒体技术、协同技术等,结合计算机辅助教育、信息化教育的教育理念,以高校毕业设计的实际流程为基础开发“基于组件技术的毕业设计(论文)指导系统” ,为学生、教师提供一个网上虚拟集成的毕业设计(论文)指导环境,旨在充分利用组件技术具有的特点和优势(开发效率高、成本低、组装灵活、扩充容易、功能强大、可移植性强) ,探索“毕业设计(论文)指导系统”的尝试与设计。
