幂级数法在感应透热设备的涡流场计算中的应用

Power Series Method in the Application of Calculating Eddy Current Fields in Induction Through Heating Installations

本文基于幂级数法在涡流场问题中的应用,结合采用数值积分和有限差分法对感应透热工程中经常遇到的轴对称涡流场及有关电磁参数进行数值计算,并分析和讨论了幂级数法在应用中的收敛性。数值计算结果与买验数据相比较表明,本方法具有较理想的工程计算精度,是用于感应透热设备的涡流场计算及电磁设计的一种有效方法。

This paper deals with the numerical computation of the axialsymmetrical eddy current fields by using Power-series method,which often arises in induction through hea- ting installations .The convergence problem of Power series method are also studied. The results from the numerical computation and the experimental data are given for comparison.It can be seen that the agreement is satisfactory.Thus the Power- series method is an efficient approach for calculating the eddy current fields and the electromagnetic parameters in induction through heating installations.