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Numerical Simulation on Initial Stage of Liquid Dispersed under Explosion Drive
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Yu-Xin XU1, Shu-Shan WANG1, Bao-Cheng HAN1, Yong LIU2
Chinese Journal of High Pressure Physics | 2011, 25(1) : 73 - 78
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Chinese Journal of High Pressure Physics | 2011, 25(1): 73-78
Numerical Simulation on Initial Stage of Liquid Dispersed under Explosion Drive
Full
Yu-Xin XU1, Shu-Shan WANG1, Bao-Cheng HAN1, Yong LIU2
Affiliations
  • 1.State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing 100081, China
  • 2.Ordnance Industry Planning Project Institute of China, Beijing 100053, China
Published: 2011-02-15
Outline
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For fuze-warhead cooperation design on fire extinguishing warhead, characteristics on liquid (based-water extinguisher) dispersed under explosion drive were studied. The numerical simulation model was built based on representative fire extinguishing warhead structure. The numerical simulation was done by LS-DYNA program. The influence rule about loading coefficient (drive charge divide liquid mass) to the breach time on shell, the movement speed on liquid/air interface at the shell breach initial phase, and the movement characteristic on liquid-air interface after shell breach were obtained. With the same simulation condition, the experiment on based-water extinguisher dispersed under explosion drive was done. For different loading coefficients, the liquid/air interface movement speed at shell breach initial phase was gained. The results between experiment and numerical simulation were in good agreement, which indicates that the numerical simulation method was correct and effective. The research outcomes may provide important reference to investigate the relevant problem.

explosion mechanics  /  based-water extinguisher  /  explosion drive dispersed  /  numerical simulation
徐豫新, 王树山, 韩宝成, 刘永. 爆炸作用驱动液体抛撒初始阶段数值仿真. 高压物理学报, 2011 , 25 (1) : 73 -78 .
Yu-Xin XU, Shu-Shan WANG, Bao-Cheng HAN, Yong LIU. Numerical Simulation on Initial Stage of Liquid Dispersed under Explosion Drive[J]. Chinese Journal of High Pressure Physics, 2011 , 25 (1) : 73 -78 .
Year 2011 volume 25 Issue 1
23
7
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Article Info
  • Receive Date:2009-12-22
  • Online Date:2026-11-02
  • Published:2011-02-15
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History
  • Received:2009-12-22
  • Revised:2010-04-06
Affiliations
    1.State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing 100081, China
    2.Ordnance Industry Planning Project Institute of China, Beijing 100053, China
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表12种不同金属材料的力学参数
科
Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)
属
Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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