【作者】 李孝兰；

【Author】 LI Xiao-lan (Northwest Institute of Nuclear Technology, Xi’an 710024, China)

【机构】 西北核技术研究所；

【摘要】 介绍了硬岩中大当量地下爆炸应力波的测试技术,分析了对测量系统的频响要求,提出了自由场应力波测量探头的布设原则, 讨论了应力测量的失配问题,给出自由场应力峰值的衰减规律。更多还原

【Abstract】 Measurement technology for the underground explosion stress wave in hard rock with large yield has been introduced. The frequency response of the measurement system for the stress wave has been analyzed. Installing principle of the transducer for measuring the stress wave has been presented. The mismatch error for stress measurement has been discussed. The attenuation lines of the free-field stress have been presented.更多还原