确定SHPB实验中延迟时间的曲线拟合法

徐明利; 张若棋; 张光莹

doi:10.11858/gywlxb.2003.02.014

确定SHPB实验中延迟时间的曲线拟合法

doi: 10.11858/gywlxb.2003.02.014

1.
国防科技大学理学院，湖南长沙 410073；
2.
中国工程物理研究院流体物理研究所冲击波物理与爆轰物理实验室，四川绵阳 621900

详细信息

通讯作者:
徐明利

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出版历程
- 收稿日期: 2002-01-16
- 修回日期: 2002-10-10
- 发布日期: 2003-06-05

Curve-Fitting Method for Determining the Delay-Time in SHPB Experiments

1.
Science College, National University of Defense Technology, Changsha 410073, China;
2.
Laboratory for Shock Wave and Detonation Physics Research, Institute of Fluid Physics, CAEP, Mianyang 621900, China

More Information

Corresponding author: XU Ming-Li

摘要

摘要: 利用已知的试件密度，用预估的透射波与实测的透射波进行早期形状比较，确定试件弹性波速度，进而确定了SHPB试验数据处理时的延迟时间。
- SHPB试验 /
- 延迟时间 /
- 弹性波
Abstract: With the pre-determined density of specimen, the elastic velocity can be solved by the shape fitting of the predicted transmission wave with the measured transmission wave in the initial stage, and then the delay-time in SHPB data processing can be determined.
- SHPB experiment /
- delay-time /
- elastic wave

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参考文献(7)

Davies R M, Hunter S C. The Dynamic Compression test of Solid by the Method of the Split Hopkinson Pressure Bar [J]. J Mech Phys Solids, 1963, 11: 155.

Xu M L, Zhang R Q, Wang W, et al. Application of Wave Shaper in SHPB Experimental Study of Phenolic Resin [J]. Explosion and Shock Waves, 2002, 22(4): 377-380. (in Chinese)

徐明利, 张若棋, 王悟, 等. 波形整形器在酚醛树脂的霍普金森压杆实验中的应用 [J]. 爆炸与冲击, 2002, 22(4): 377-380.

Lifshitz J M, Leber H. Data Processing in the Split Hopkinson Pressure Bar Tests [J]. Int J Impact Engng, 1994, 15: 723.

Zhao H, Gray G. On the Use of SHPB Techniques to Determine the Dynamic Behavior of Materials in the Range of Small Strains [J]. Int J Solids Structures, 1996, 23: 3363.

Takeda Y J, Was A M. A Note on Data Processing in the Split Hopkinson Pressure Bar Tests [J]. Exp Tech, 1998, 22(6): 21-24.

Parry D J, Dixon P R, Hodson S, et al. Stress Equilibrium Effects within Hopkinson Bar Specimens [J]. Journal de Physique IV France, 1994, C8: 107-112.

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