研究含双周期裂纹的电磁弹性材料在远场反平面机械载荷和面内电磁载荷作用下的电磁弹性响应,利用椭圆函数理论和保角变换技术,获得电磁弹性场的精确解,推导裂纹尖端的应力强度因子、电位移强度因子和磁感应强度因子.算例分析表明,裂纹分布特征对材料断裂性能有重要的影响,场强因子对排间距和列间距存在着截然相反的依赖性.
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