考虑空化效应的舰艇水下爆炸仿真研究Investigation on Simulation of Underwater Explosion Cavitation Surface Ship
陈高杰,贾则,程素秋,王树乐,宗智
摘要(Abstract):
为了分析空化效应对舰艇水下爆炸冲击响应的影响。对一维Bleich—Sandler模型进行了数值仿真计算,验证了计算方法的正确性,分析了空化闭合二次加载产生的速度截断现象,并应用于二维中截面舰艇模型水下爆炸数值仿真。结果表明空化在冲击波到达结构表面后就会发生,空化闭合会产生显著的二次冲击加载作用。这在舰艇水下爆炸仿真计算中必须加以考虑。
关键词(KeyWords): 水下爆炸;数值仿真;空化效应;二次加载
基金项目(Foundation): 海军装备部预研项目(A3820061202)
作者(Author): 陈高杰,贾则,程素秋,王树乐,宗智
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