【摘要】 在简要描述稀土萃取分离生产过程的基础上,综述了目前国内外稀土萃取分离过程中稀土元素成分在线检测的方法、装置及其应用现状;稀土串级萃取分离生产过程的计算机流程模拟以及稀土萃取生产过程的自动控制方法、技术及其应用现状。指出了稀土元素组分含量的软测量方法,以综合生产指标为目标的稀土萃取分离生产过程优化控制方法以及由生产过程管理系统和过程控制系统两层结构组成的稀土萃取分离生产过程综合自动化系统已成为稀土萃取分离生产过程自动化未来发展的方向。更多还原

【Abstract】 On the basis of the description of the rare earth countercurrent extraction process, the on-line detecting method and equipments of rare earth elements and the application in the process of the rare earth countercurrent extraction at present were summarized. The procedure simulation by computer, the automation control method and its current application status were also mentioned in the process of rare earthcountercurrent extraction. The method of soft sensor was proposed. Optimal control method based on object-oriented rare earth countercurrent extraction process and integrated automation system composed of process management system and process control system were presented, which are the developing direction of the automation of rare earth countercurrent extraction process.更多还原