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Yadong Zheng, Lianying Zhang, Peng Wu, Xiaoqian Guo, Ming Li and Fuqiang Zhu
The physical and mechanical properties of rocks change significantly after being subjected to high temperatures, which poses safety hazards to underground projects such as coal underground gasification. In order to investigate the effect of temperature o...
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Haibo Wang, Wenqing Xu, Bing Cheng and Qi Zong
To study the particle size distribution and energy variation law of hard coal under a load, an impact compression test of hard coal specimens under different impact loading conditions was carried out using a F50 mm diameter Separate Hopkinson Press Bar (...
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Zeqing Fan, Xiaobin Li, Tao Huang and Wei Chen
A multilayer liquid-containing protective structure is composed of a liquid tank, ceramic, a honeycomb sandwich and homogeneous steel. This structure has superior resistance to combined blast wave and fragment loading. Due to the relatively complicated c...
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Chunliang Dong, Chaotao Fan, Xiaoyu Lu, Guangming Zhao, Minjie Qi and Ruipeng Qin
To study the mechanical and energy evolution characteristics of sandstone under true triaxial cyclic loading, a sandstone mechanical test with different intermediate principal stress under true triaxial loading was conducted using the rock true triaxial ...
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Yongwei Wang, Deng Zhou, Gang Yan and Zhuangjie Wang
Honeycomb sandwich composite structures are widely used in various aircraft structures due to their unique performance. However, honeycomb sandwich composite structures are prone to lightning damage that threatens the structure safety. Therefore, it is n...
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Rihua Yang, Yiming Yang, Peng Liu and Xinzhong Wang
To study the effect of the local corrosion of prestressed steel strands on the shear failure mode and shear bearing capacity of concrete beams, unilateral steel strands in four post-tensioning prestressed concrete (PC) beams are corroded, and the shear t...
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Zhiqi Wang, Xufei Gong and Xuebin Gu
To study the mechanical properties and energy evolution characteristics of the shallow fractured coal in the Western China mining area, a series of triaxial compression tests was carried out on fractured coal specimens. The stress?strain curve, mechanica...
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Zhonghu Wu, Liping Li, Yili Lou and Wentao Wang
Coal rocks often contain calcite, which has a significant effect on the mechanical properties of coal and the energy evolution during rupture damage. In this study, the meso-scale of rock is considered, and the spatial distribution of the internal struct...
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Ruiyue Liu, Jiatong Liu, Zhenzhen Wu, Ling Chen and Jiejun Wang
The present paper investigates the impact of bolt distance, bolt diameter, and the number of bolt rows on the bending performance of timber?steel composite (TSC) beams. This study aims to facilitate the application of bolt connections in assembled TSC st...
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Zhixiong Peng, Yawu Zeng, Xi Chen and Shufan Cheng
Rock damage caused by its microcrack growth has a great influence on the deformation and strength properties of rock under compressive loading. Considering the interaction of wing cracks and the additional stress caused by rock bridge damage, a new calcu...
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