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核爆炸外观景象实时模拟
引用本文:郑涛,徐晓刚,邵承永. 核爆炸外观景象实时模拟[J]. 中国图象图形学报, 2012, 17(10): 1305-1311
作者姓名:郑涛  徐晓刚  邵承永
作者单位:海军大连舰艇学院装备自动化系, 大连 116018;海军大连舰艇学院装备自动化系, 大连 116018;海军大连舰艇学院装备自动化系, 大连 116018
基金项目:国家自然科学基金项目(60975016),浙江大学CAD&CG国家重点实验室开放课题(A1214)
摘    要:根据核爆炸的基本表现过程,建立了一个综合的爆炸模型,可以实现实时的核爆炸景象模拟。通过球形扩张建立冲击波的冲击模型,并实现了快速的碰撞检测;使用视角范围内的粒子抛撒,表现核爆炸产生的飞溅物;利用适当简化后的Navier-Stokes方程,优化求解策略,实现具有复杂运动形式的蘑菇状烟云模拟。实验结果表明,采用该模型可以实现实时的核爆炸效果模拟,通过控制和调整参量,可以获得多种不同类型的核爆炸效果。

关 键 词:核爆炸  蘑菇云  Navier-Stokes方程  实时
收稿时间:2011-09-15
修稿时间:2012-04-10

Real-time simulation of nuclear explosion scene
Zheng Tao,Xu Xiaogang and Shao Chengyong. Real-time simulation of nuclear explosion scene[J]. Journal of Image and Graphics, 2012, 17(10): 1305-1311
Authors:Zheng Tao  Xu Xiaogang  Shao Chengyong
Affiliation:Department of Equipment System & Automatization,Dalian Naval Academy, Dalian 116018,China;Department of Equipment System & Automatization,Dalian Naval Academy, Dalian 116018,China;Department of Equipment System & Automatization,Dalian Naval Academy, Dalian 116018,China
Abstract:Based on real nuclear explosions,a comprehensive explosion model is developed,which can achieve real-time simulation of nuclear explosion. Spherical expansion is adopted to express the shock wave,Additionally,fast collision detection is realized. The splash of the nuclear explosion is represented by using particle dispersion within the view range. The Navier-Stokes equations are simplified and solution strategies are optimized.Furthermore,the mushroom is realized with complex forms motion. Experimental results show that using the model can achieve a real-time simulation of the effects of a nuclear explosion. By controlling and adjusting the parameters,many different types of nuclear explosion effects can be obtained.
Keywords:nuclear explosion  mushroom  Navier-Stokes equations  real-time
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