通过物理模型试验,研究集中装药爆炸荷载作用下临近工作面端锚锚杆的动态响应。
By physical model test, the response of end-anchored rockbolt close to working face is studied under blasting loading in mass charge.
依据行波能量吸收方法推导出了锚杆受爆炸波冲击时所需张力增量计算公式。
Based on the basis of traveling wave energy absorption method, the formula of allow tension increment of anchorage cable under condition of the blast wave shock is derived.
依据行波能量吸收方法推导出了锚杆受爆炸波冲击时所需张力增量计算公式。
Based on the basis of traveling wave energy absorption method, the formula of allow tension increment of anchorage cable under condition of the blast wave shock is derived.
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