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线性装药聚能射流成型过程无网格MPM法数值模拟

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Indexed by:期刊论文

Date of Publication:2013-02-20

Journal:爆破器材

Included Journals:PKU、ISTIC

Volume:42

Issue:1

Page Number:14-17

ISSN No.:1001-8352

Key Words:无网格法;物质点法;射流;爆轰

Abstract:线性装药聚能药柱起爆后能产生高速射流,为了研究线性装药聚能药柱的爆轰和射流的形成过程,该文应用无网格MPM法进行三维数值模拟,采用显式算法对爆轰产物和射流的速度、密度以及压力分布进行了数值计算.无网格MPM法与有限元和其他无网格法相比,能获得比较好的模拟结果,而且在数值计算效率方面具有优势.

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