| 束状孔爆破应力场的超动态应变试验研究 |
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| 引用本文： | 冯盼学,陈何.束状孔爆破应力场的超动态应变试验研究[J].矿冶,2011,20(3):33. |
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| 作者姓名： | 冯盼学 陈何 |
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| 作者单位： | 北京矿冶研究总院,北京,100070 |
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| 摘 要： | 实验研究采用超动态应变系统,测定混凝土介质中束状孔及等效大孔爆破作用应力场。通过实测波形分析束状孔爆炸波特征,阐述了束状孔波形与经典爆破波形所具有的共性和个性特征,并对波形做出了合理的解释。
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| 关 键 词： | 束状孔 超动态应变系统 混凝土 爆炸波 爆破应力场 |
| 收稿时间： | 5/7/2011 12:00:00 AM |
SUPER DYNAMIC STRAIN EXPERIMENTAL STUDY ON BUNDLE-HOLES BLASTING STRESS FIELD |
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| FENG Pan-xue and CHEN He.SUPER DYNAMIC STRAIN EXPERIMENTAL STUDY ON BUNDLE-HOLES BLASTING STRESS FIELD[J].Mining & Metallurgy,2011,20(3):33. |
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| Authors: | FENG Pan-xue and CHEN He |
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| Affiliation: | FENG Pan-xue CHEN He (Beijing General Research Institute of Mining & Metallurgy,Beijing 100070,China) |
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| Abstract: | The experimental study adopts super dynamic strain system,and measures the blasting stress field of bundle-holes and equivalent hole with large diameter in concrete medium.The blasting wave characteristics of bundle-holes are analyzed through the measured waveforms.Furthermore,the paper describes the common and individual characteristics of bundle-holes' blast waveforms and previous classic blasting waveforms and makes reasonable explanation to the waveforms. |
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| Keywords: | bundle-holes super dynamical strain system concrete blast wave blasting stress field |
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