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新型横向磁通感应加热线圈

, PP. 85-90

Keywords: 横向磁通感应加热,线圈结构,涡流,温度分布

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Abstract:

由于横向磁通感应加热装置依然存在装置出口处沿带材宽度方向上带材表面温度分布不均匀的问题,制约其工业应用。感应加热器线圈形状和位置对带材表面涡流分布、温度分布和电磁力分布都会产生重要影响。本文提出一种新型横向磁通感应加热线圈结构,并在同等输入电流、相同规格被加热带材和同等气隙厚度条件下,与两种典型线圈结构进行比较。利用有限元方法进行三维仿真计算得到的运动带材表面的磁感应强度、涡流、热源和温度分布说明本文提出的感应线圈结构在保证效率的同时能够获得更为均匀的出口温度,为新型带材横向磁通感应加热装置的制作提供了理论依据。

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