中频感应加热器在机械装拆中的运用研究

介绍了中频感应加热器的原理、结构和系统组成,并用Ansys有限元分析软件的磁-热耦合分析功能对中频感应器加热进行了计算机数值模拟分析,用顺序耦合的方法计算了热磁耦合作用下的温度场分布,通过对中频和工频温度场的对比说明中频感应加热器的优点。本系统利用单片机的优良控制功能,可以对需加热工件进行时间或温度自动控制。

Application research on medium-frequency induction heater in mechanical loading and unloading

The principle,structure and compostion of medium-frequency heater are introduced.By using a magnetic-thermal coupled function of Ansys finite element software for analyzing the computer numerical-analog is presented.The thermal field distribution under thermal-magnetical coupled action is calculated by sequentical coupling method.The merits of the induction heater is shown by the coparison to the medium-frequency and mains-frequency thermal field.The workspiece can be controlled automatically by the single-computer in time or temperature.