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作品数：202被引量：625H指数：12
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相关作者：邓小康刘海飞童孝忠柳建新柳卓更多>>
相关机构：中南大学东南大学玉林师范学院天地金草田(北京)科技有限公司更多>>
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Control technology of surrounding rock stability based on compensation theory in gob-side entry retaining with composite hard roof
《Journal of Mountain Science》2025年第3期1029-1047,共19页MING Can HE Manchao WANG Jiong LIU Jianning COLI Massimo 
This work described herein was supported by the Program of China Scholarship Council(202206430008);the National Natural Science Foundation of China(NSFC)(52074300 and 52304111);the Yueqi Young Scholars Project of China University of Mining and Technology Beijing(2602021RC84);the Guizhou province science and technology planning project([2020]3007 and[2020]2Y019).
The 110-mining method,a rising and revolutionary non-pillar longwall mining method,can obviously expand coal extraction ratio and minimize roadway incidents.However,in case of composite hard roof,problems such as diff...
关键词：Retained roadway Short cantilever beam Compensation theory Roadway stability control Pressure relief Industrial test 
The influence of the disturbing effect of roadways through faults on the faults' stability and slip characteristics
《Deep Underground Science and Engineering》2024年第4期399-412,共14页Shuaifeng Lu Andrew Chan Xiaolin Wang Shanyong Wang Zhijun Wan Jingyi Cheng 
Australian Research Council,Grant/Award Number:DP210100437;National Natural Science Foundation of China,Grant/Award Number:52274102;Graduate Research and Innovation Projects of Jiangsu Province,Grant/Award Number:KYCX21_2335。
In order to mitigate the risk of geological disasters induced by fault activation when roadways intersect reverse faults in coal mining,this paper uses a combination of mechanical models with PFC2D software.A mechanic...
关键词：excavation speed fault stability loading and unloading test roadway crossing faults 
Unravelling the veil of traffic safety:a comprehensive analysis of factors influencing crash frequency across US states
《Transportation Safety and Environment》2024年第4期14-20,共7页Mohammed Said Obeidat Rahma Mohammad Obeidat Fikri Dweiri 
Traffic crashes are a prominent cause of fatalities around the world.This study focuses on the dynamics of traffic safety by analysing factors influencing crash frequency during both nighttime and daytime conditions.F...
关键词：crash frequency injury severity roadway safety driver behaviour vehicle characteristics statistical analysis 
Mechanism and prevention of coal bursts in gob‑side roadway floor under thick and hard roof in the deep mining area of Ordos
《International Journal of Coal Science & Technology》2024年第6期65-85,共21页Jinlong Zhou Junfeng Pan Yongxue Xia Taotao Du Wengang Liu Chenyang Zhang 
financially supported by the National Key Research and Development Program of China(2022YFC3004604);National Natural Science Foundation of China(U23B2093).
The complex stress environment in deep roadways,often exacerbated by thick and hard strata,frequently precipitates coal bursts,posing significant safety hazards.This paper investigates the mechanisms and preventive me...
关键词：Deep coal mining Thick and hard roof Gob-side roadway Coal burst Dynamic and static loads Instability criteria 
Stability prediction of roadway surrounding rock using INGO-RF
《Geohazard Mechanics》2024年第4期270-278,共9页Xinchao Cui Hongfei Duan Wei Wang Yun Qi Kailong Xue Qingjie Qi 
supported by the National Natural Science Foun-dation of China (No.52174188);the Shanxi Basic Research Program (Free Exploration)Project of China (No.202203021222300).
In order to more accurately classify the stability of roadway surrounding rock and identify dangerous areas in a timely manner to prevent roadway collapse and other disasters,this study proposes an Improved Northern G...
关键词：Roadway surrounding rock stability Northern goshawk optimization(NGO) Random forest(RF) Prediction model Model performance index 
Influence of axial stress on failure characteristics of deep arched hard rock roadway被引量：1
《Transactions of Nonferrous Metals Society of China》2024年第12期4032-4048,共17页Kang PENG Ren-zhi LAI Song LUO Xi-bing LI 
supported by the National Key Research and Development Program of China-2023 Key Special Project(No.2023YFC_(2)907400);the Hunan Provincial Natural Science Foundation for Distinguished Young Scholars,China(No.2023JJ10072);the Science and Technology Innovation Program of Hunan Province,China(No.2022RC1173);the Fundamental Research Funds for the Central Universities of Central South University,China(No.2023ZZTS0499).
To study the influence of axial stress on the failure characteristics of deep arched roadway considering structural effect,true triaxial compression tests were conducted on cubic granite specimens with a three-centere...
关键词：axial stress failure characteristic true triaxial test arched roadway V-shaped notch acoustic emission ROCKBURST 
Mechanism of principal stress rotation and deformation failure behavior induced by excavation in roadways被引量：1
《Journal of Rock Mechanics and Geotechnical Engineering》2024年第11期4605-4624,共20页Jianping Zuo Zongyu Ma Chengyi Xu Shuaifei Zhan Haiyan Liu 
supported by the National Natural Science Foundation of China (Grant No.52225404);Beijing Outstanding Young Scientist Program (Grant No.BJJWZYJH01201911413037);Central University Excellent Youth Team Funding Project (Grant No.2023YQTD01).
The failure modes of rock after roadway excavation are diverse and complex.A comprehensive investigation of the internal stress field and the rotation behavior of the stress axis in roadways is essential for elucidati...
关键词：Roadway stress field Principal stress rotation Roadway failure mechanism Failure characteristics 
Comparison of models with and without roadway features to estimate annual average daily traffic at non-coverage locations
《International Journal of Transportation Science and Technology》2024年第3期244-259,共16页Jing Wang Ryan DeVine Nathan Huynh Weimin Jin Gurcan Comert Mashrur Chowdhury 
supported by the South Carolina Department of Transportation under the State Planning and Research grant(No.SPR 749).
This study develops and evaluates models to estimate annual average daily traffic(AADT)at non-coverage or out-of-network locations.The non-coverage locations are those where counts are performed very infrequently,but ...
关键词：Annual average daily traffic(AADT) Non-coverage roads Kriging method Point-based model Gaussian process regression(GPR) 
Single-vehicle roadway departure crashes at rural two-lane highway curved segments:A diagnosis using pattern recognition
《International Journal of Transportation Science and Technology》2024年第3期298-318,共21页Ahmed Hossain Xiaoduan Sun Shahrin Islam Ashifur Rahman Subasish Das 
Curved segments account for a disproportionately high proportion of fatal and serious injury crashes,with most of these crashes occurring on rural two-lane(R2L)highways.During the 10-year period from 2008 to 2017,a to...
关键词：Curved segment single-vehicle roadway departure(SV-RwD) Cluster correspondence analysis(CCA) Alcohol And seat-belt usage 
Combined blasting for protection of gob-side roadway with thick and hard roof被引量：1
《Journal of Rock Mechanics and Geotechnical Engineering》2024年第8期3165-3180,共16页Qiang Fu Jun Yang Yubing Gao Changjiang Li Hongxu Song Yuxuan Liu Xing Wu 
funding support from the National Natural Science Foundation of China(Grant Nos.52074298 and 52204164);Fundamental Research Funds for the Central Universities(Grant No.2022XJSB03).
The deformation control of surrounding rock in gobside roadway with thick and hard roof poses a significant challenge to the safety and efficiency of coal mining.To address this issue,a novel approach combining direct...
关键词：Thick and hard roof Surrounding rock control Combined blasting Fragmentation and expansion support stress relief 
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