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TEMPERATURE FIELD OF THE THIN CURRENT CARRYING PLANE WITH TWO NON-COLLINEAR CRACKS
Authors
王平
王知人
+3 more
田振国
白象忠
边宇虹
Publication date
1 January 2006
Publisher
Abstract
对于带有两个非共线直线裂纹的无限大载流薄板,当在无穷远处通人均布电流时,由于在裂纹尖端出现绕流和焦耳热集中效应,使裂纹尖端熔化形成焊口,而达到止裂的目的。寻找电流密度与裂纹尖端处热源功率之间的关系,板内温度场的分布状态、裂纹前缘温度值等等,是推广应用电磁热效应对导电体实施裂纹止裂的关键问题。文中采用“伪电流”和“伪热流”的方法,分别得到通电后域内的电流密度分布及温度分布,给出上述问题的解析解,并给出算例
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Institute Of Mechanics,Chinese Academy of Sciences
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Last time updated on 12/02/2018