钢球加热炉温度调节系统的开发  

Development of Temperature Regulation System for Steel Ball Heating Furnace

作　　者：刘文灿 刘静敏 LIU Wencan;LIU Jingmin(Yunnan Copper Science&Technology Development Co.,Ltd.,Kunming 650101,China;Yunnan Copper Co.,Ltd.,Southwest Copper Branch,Kunming 650102,China)

机构地区：[1]云南铜业科技发展股份有限公司,云南昆明650101 [2]云南铜业股份有限公司西南铜业分公司,云南昆明650102

出　　处：《自动化仪表》2021年第10期69-73,共5页Process Automation Instrumentation

摘　　要：在钢球热处理过程中,温度控制的精确性对钢球质量和硬度的影响极为重要为此,基于对加热工况与工艺参数变化的理解,采用迭代算法和参数滚动优化的方法,对每一个钢球总加热时间进行预测,并建立预测控制的数学模型;再根据经验参数库,完成控制系统中相应系数的修正,实现钢球温度的精确控制。温度的调节控制在生产实践中是可行的,生产出来钢球的温度合格率达到98%以上,验证了钢球温度调节系统的先进性与适应性。该控制系统的控制方式在T业控制领域具有一定的参考价值.The accuracy of temperature control is vitally important to the quality and hardness of steel balls during heat treatment.Therefore,base on comprehension of heating working condition and technological parameter variation,a method containing iterative algorithm and parameter rolling optimization is adopted to predict the total heating time of each steel ball,and the matlirmatical model of predictive control is established.Then,the correction of corresponding coefficients in the control system is completed according to the experience parameter base,and the precise control of produced steel ball temperature is realized.Il is feasible to control the temperature in production.The qualified rate of the steel balls is over 98%,which proves the advancement and adaptability of the steel bail temperature control system.The control method of the control system has certain reference value in industrid control field.

关 键 词：数学模型 加热炉 总加热时间 预测控制 温度调节系统 钢球 

分 类 号：TH16[机械工程—机械制造及自动化]