Based on the assuming of the arc temperature distribution and the investigation of the energy balance in the arc, a simplified model of the dynamic arc in transverse magnetic field is proposed.

本文在假定电弧截面温度分布的基础上，通过对电弧内部能量平衡的研究，提出了一个横向磁场中动态电弧的近似计算模型。

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An analytic model and an expression are set up on the temperature distribution along the electrode axis during the arc erosion.

建立了电接点电侵蚀沿电极深度方向上的温度场分布解析模型和解析表达式。

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Through the theoretical calculation, the radial and axial temperature distribution of arc column and the thermal boundary region were obtained.

通过测量和分析计算获得了弧柱和热区的径向及轴向温度分布。

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