RS-485总线控制下的蓝宝石晶体智能生长系统  

Smart Sapphire Crystal Growth System Based on RS-485 Bus

作　　者：张凤[1] 孙晓冬[1] 马青玉[1] 

机构地区：[1]南京师范大学物理科学与技术学院,江苏南京210023

出　　处：《自动化仪表》2013年第8期37-41,共5页Process Automation Instrumentation

基　　金：国家自然科学基金资助项目(编号:10974098;11274176);教育部博士学科点基金资助项目(编号:20093207120003)

摘　　要：针对传统蓝宝石晶体生长方式存在自动化程度和成品率低的问题,设计了一种计算机管理和单片机控制相结合的智能化晶体生长系统。中心计算机通过多条RS-485总线实现加工参数的读取、分析和流程优化,并对智能控制器的参数进行传递控制;智能控制器以STC89C52单片机为核心,完成对提拉和旋转电机以及炉体温度的精确调控。试验表明,系统功能完整,运行稳定可靠,能实时监测晶体的生长状态,实现流程控制和优化,具有较强的实用价值及应用前景。To solve the problems of low level of automation and low yield rate existing in traditional sapphire crystal growth technology,the smart crystal growth system is designed by combining computerized management and single chip computerized control.Through reading,analyzing and process optimizing to the machining parameters,the parameter transmission control of the smart controller are implemented by central computer with multiple RS-485 buses.With STC89C52 single chip computer as the core,the smart controller precisely controls the lifting and rotating of the motor,and the temperature of the furnace.The experiments show that the system features comprehensive functions and stable operation,it is able to monitor the growing status of the crystal in real time,and realizes process control and optimization.It possesses powerful practical applicable value and prospects.

关 键 词：数据采集 智能控制 RS-485总线 流程优化 实时监测 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]