A research study on the spallation strength of LY12 aluminum under the pre-compression condition

来源 :中国科学：物理学、力学、天文学英文版 | 被引量 : 0次 | 上传用户：j15890193764

【摘要】

：

到预先压缩沿着光线的方向的塑造磁盘的 LY12 样品能由加热或由机械夹钳用完 overstress 汇编的帮助，它能也在不同状态下面产生 deviatoric 压力领域。这些预先压缩的样品的分

【作者】

：

ShiWen Zhang CangLi Liu QingZh

【机构】

：

InstFluidPhys

【出处】

：

中国科学：物理学、力学、天文学英文版

【发表日期】

：

2012年3期

【关键词】

：

LY12铝层裂强度预压缩实验测量合金样品撞击速度 VISAR 自由表面 LY12 aluminumspallation strengthpre-com

【基金项目】

：

supported by the National Natural Science Foundation of China (Grant No. 10772165),,the CAEP Foundation for Basic Research (Grant No. 2005R0802)

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论文部分内容阅读

到预先压缩沿着光线的方向的塑造磁盘的 LY12 样品能由加热或由机械夹钳用完 overstress 汇编的帮助，它能也在不同状态下面产生 deviatoric 压力领域。这些预先压缩的样品的分裂信号被 VISAR 在轻气体的枪吃惊实验测量。试验性的结果证明甚至在一样的影响速度下面，在样品的免费表面的速度的拉回振幅显著地变化。根据试验性的数据，我们建议材料分裂力量是的一个不同概念仔细，与 deviatoric 有关，应力在材料回答。基于数字模拟，我们开发损坏组成为生长建模，它表明 deviatoric 压力

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A research study on the spallation strength of LY12 aluminum under the pre-compression condition

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