Search Results - Emergency Management Press

Location selection and combined support of external staggered roadway with staggered mining by WANG Zhiqiang, JU Luchao, LI Tingzhao, WANG Zhaorui, PAN Wei

“…This study proposes a layout scheme for external staggered roadway and builds a mechanical model for unconventional coal pillars with staggered positions as a…”
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Study on overlying strata movement characteristics and strata behavior law in long wall paste filling mining by CHEN Yang, LI Changqing, ZHANG Yan, ZHANG Lili, SU Miaomiao, LUAN Boyu

“…In order to reveal the characteristics of overlying rock migration and mining pressure manifestation in deep well long wall paste filling mining, the 1123…”
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Numerical simulation of crushed coal pressurized slagging gasification by ZHANG Lihe, BAI Yanping, XU Deping, ZHANG Haiyong, XU Zhengang, WANG Yonggang

“…The Crushed Coal Pressurized Slagging Gasification (British Gas-Lurgi, BGL) renders the use of gates obsolete and changes from dry slag discharge to liquid…”
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Utilization of low-temperature waste heat from mine return air based on separated heat pipe technology by YANG Hai, YANG Rui, HUO Yongguang

“…To extract and transport the residual heat from mine return air over long distances, and considering the high moisture content and large volume of return air,…”
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Effect of wind barrier setting angle on the occurrence patterns of low oxygen gas in upper corner by YUAN Junwei, NIE Jinlong, LI Long, DU Yongkun, GUO Yanmei, WU Ran

“…Changes of wind barrier angles exert significant effect on the occurrence of low oxygen gas in the upper corner. Taking the 100510 working face of a mine in…”
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Internal deformation and damage evolution patterns of red sandstone using regularized digital volume correlation by HAO Yutong, MAO Lingtao, LIU Haizhou, YUAN Zexun, CAO Longkun, LI Dongxiao

“…This study proposes a new algorithm to enhance the accuracy of measuring internal deformation, identify and quantify damage in rocks using digital volume…”
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Experimental study on seepage characteristics and evolution of granite after alternating cooling and heating by LI Chun, MA Wencheng, ZHANG Chunwang, HU Yaoqing, MENG Tao, FENG Gan, JIN Peihua

“…Deep geothermal resources in China are widely distributed, with large reserves, and have broad prospects for development and utilization. In order to…”
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Application of an optimized method of complex wavelet with inverse derivative fitting in background subtraction of XRF spectra by JIANG Xiaoping, JIN Weiqi, WU Yucheng, ZHAO Huilin, LIU Yurong, MA Suliang, LONG Yongquan, HUANG Yan

“…X-ray fluorescence spectroscopy analysis is a major method for quantitative analysis of metal elements in coal. The accuracy of background subtraction directly…”
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Research progress and application of CO2 flooding oil storage: A review by HE Qi, SONG Weibin, HAN Ying

“…The CO2 flooding and sequestration technology displays significant effect in CO2 emission reduction and oil displacement, which could alleviate global warming,…”
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Effect of heating rate on microstructure evolution and mechanical-seepage characteristics of hot-pressed briquettes by GAN Qingqing, XU Jiang, CAI Guoliang, LEI Lihao, YUAN Jiamin, PENG Shoujian

“…Briquette production method is vital to improving its strength and permeability in physical simulation test of coal mine gas disasters. This study adopts the…”
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Stability of surrounding rock with water accumulation in goaf by JIN Changyu, WEI Zhenlin, CHEN Tianyu

“…This study investigates the influence of water accumulation in goaf on the stability of surrounding rock in a coal mine in Shanxi Province via field test,…”
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Research on trajectory planning method of anchor drilling robot manipulator by ZHANG Jun, LI Wanye, GUO Jiahua, LI Jingkai, HE Xinyue, WU Zhongbin

“…In order to enhance the efficiency of tunnel support in coal mines, a study focused on the six-degree-of-freedom drill anchor robot manipulator arm and…”
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Physicochemical characteristics and environmental impact of coal mine solid waste by SHAO Longyi, ZHANG Yaxing, GENG Suqian, YANG Shushen, WANG Tong, SONG Xiaoyan, LIU Junxia, ZHENG Jidong

“…Coal mine solid waste is an industrial solid waste generated during coal mining, washing, and utilization. Despite a recent increase in its utilization rate in…”
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Research on the crack initiation patterns of hydraulic fracturing cracks under different fracture criteria by HOU Gongyu, LIU Yunfeng, YU Xunan, ZHOU Guangyi, SHAO Yaohua, SHANG Yuhao

“…This study aims to investigate the crack propagation mechanism of directional hydraulic fracturing of coal mine roof and explore the relationship between…”
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Technology and application of coordinated prevention and control of roof disaster of giant thick sandstone aquifer in Tingnan Coal Mine by WANG Haibin, WANG Yunbo, LIU Sixu, QI Shengming, Xie Fangpeng, LI Baiyi

“…The roof of the main coal seam in Tingnan Coal Mine of Binchang Mining Area is a typical thick sandstone aquifer structure, and the multi-dynamic disaster…”
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Patterns of overburden failure and ground fissure development of thick loose layer and thin bedrock by GUO Wenbing, GE Zhibo, HU Yuhang, WANG Yu, HU Chaoqun, QIU Baowen

“…Studies on mining-induced overburden rock movement, damage and surface deformation cracks are essential to the safety production of coal mines and mining…”
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Experimental study on ultrasound-based underground pretreatment of mine water well by LI Ang, LÜ Luna, LÜ Wei, TIAN Shengqi, FAN Liuyi, SUN Jingxin, FENG Biye, YANG Jiakang, XUE Zhixuan

“…The conventional pretreatment methods for mine water generally include coagulation, sedimentation (flotation), and filtration. However, large equipment…”
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Experimental research and numerical simulation of bearing capacity of high-steep rock foundations near slopes by LEI Yong, LIU Zikui, CHEN Yusi, HE Changjie, LI Jianxin

“…This study conducted bearing capacity test of high-steep rock slope foundation under different slope angles and slope distances to investigate the bearing…”
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Effect of gas pressure and particle size on dynamic diffusion-adsorption characteristics of CO2 in coal by ZHANG Zunguo, LI Dandan, CHEN Yi, TANG Chao

“…This study investigates the influence mechanism of particle size and gas pressure on the dynamic diffusion law of CO2 in coal.We used a self-developed high…”
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Spatial distribution characteristics of suitability of mine water for irrigation in the Shendong mining area by GUO Yangnan

“…The Shendong mining area, located in Northwestern China, is characterized by a dry climate and scarce water resources. A large amount of mine water is used for…”
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