壳体约束对液体爆炸抛撒流场特性的影响
Explosion and Shock Waves(2016)
Abstract
进行了不同壳体约束条件下的液体爆炸抛撒实验,讨论了壳体对起爆后早期抛撒流场特征的影响,分析了爆炸分散过程中液体的状态变化和破碎分散机理,并通过数值模拟进行了对比分析.结果表明,在爆炸反射稀疏波的作用下液体发生空化现象,壳体强度越高,空化发生的延迟越大,发生位置越靠近爆心,同时,爆炸产物气体与液体在其界面附近越早发生掺混.
MoreKey words
fluid mechanics,explosive dispersal,shell constraint,liquid,cavitation
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