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Radial Wellbore Cross-Layer Fracturing in Multi-Lithologic Superimposed Shale Oil Reservoirs:A Laboratory Study
《Engineering》2025年第2期188-211,共24页Xiaoguang Wu Zhongwei Huang Tengda Long Gensheng Li Shouceng Tian Haizhu Wang Ruiyue Yang Kun Li Zikang Wang 
supported by the National Natural Science Foun-dation of China(52421002,U24B6001,52204019,and 52192624);the Open Foundation of the Shanxi Key Laboratory of Carbon Dioxide Sequestration and Enhanced Oil Recovery。
Medium-high maturity continental shale oil is one of the hydrocarbon resources with the most potential for successful development in China.Nevertheless,the unique geological conditions of a multi-lithologic superposit...
关键词：Hydraulic fracturing Continental shale oil Multi-lithologic superimposed reservoir Radial wellbore fracturing CROSS-LAYER 
Research and Application of Advanced Detection of Water Hazards in Coal Mine Bore-Hole
《Engineering（科研）》2024年第7期181-187,共7页Libo Deng 
For many years, the “short excavation and short exploration” excavation mode has been mainly used in the underground tunnel excavation of coal mines, which is difficult to meet the needs of rapid tunnel excavation. ...
关键词：Transient Electromagnetic Method Bore-Hole Transient Electromagnetic TEM Geophysical Exploration 
Inverting the rock mass P-wave velocity field ahead of deep buried tunnel face while borehole drilling
《International Journal of Mining Science and Technology》2024年第5期681-697,共17页Liu Liu Shaojun Li Minzong Zheng Dong Wang Minghao Chen Junbo Zhou Tingzhou Yan Zhenming Shi 
the support of the National Natural Science Foundation of China(Nos.42207211,42202320 and 42172296);Key Laboratory of Geotechnical and Underground Engineering of Ministry of Education,Tongji University(No.KLE-TJGE-G2304).
Imaging the wave velocity field surrounding a borehole while drilling is a promising and urgently needed approach for extending the exploration range of the borehole point.This paper develops a drilling process detect...
关键词：Deep buried tunnel Wave velocity field Borehole drilling Tomography Rock mass 
Performance assessment of borehole arrangements for the design of rectangular shallow foundation systems
《Journal of Rock Mechanics and Geotechnical Engineering》2023年第12期3291-3304,共14页Marcin Chwała Danko J.Jerez Hector A.Jensen Michael Beer 
support of the Polish National Agency for Academic Exchange under the Bekker NAWA Programme(Grant No.BPN/BEK/2021/1/00068);which founded the postdoctoral fellowship at the Institute of Risk and Reliability at Leibniz University Hannover.The first author would also like to thank to Prof.Wengang Zhang and Chongzhi Wu(School of Civil Engineering,Chongqing University)for inspiring discussions initi-ated by High-end Foreign Expert Introduction program(Grant No.DL2021165001L)by the Ministry of Science and Technology(MOST),China;The second author would like to thank the support from ANID(National Agency for Research and Development,Chile)and DAAD(German Academic Exchange Service,Germany)under CONICYT-PFCHA/Doctorado Acuerdo Bilateral DAAD Becas Chile/2018-62180007.The third author gratefully acknowledges the support by ANID under its program FONDECYT(Grant No.1200087).
This study proposes a framework to evaluate the performance of borehole arrangements for the design of rectangular shallow foundation systems under spatially variable soil conditions. Performance measures are introduc...
关键词：FOUNDATIONS Geotechnical engineering Bearing capacity Optimal borehole placement Soil spatial variability 
Flume Experiment Investigation on Propagation Characteristics of Tidal Bore in A Curved Channel被引量：1
《China Ocean Engineering》2023年第1期131-144,共14页FAN Jun TAO Ai-feng SHI Mo-quan LI Ying PENG Ji 
supported by the National Key Research and Development Program of China (Grant No.2022YFE0104500);the National Natural Science Foundation of China (Grant No. 52271271);the National Natural Science Foundation of China (Grant No. 41906183);the National Natural Science Foundation of China (Grant No.52101308);the Fundamental Research Funds for the Central Universities (Grant No.B220202080)。
Tidal bore is a special and intensive form of flow movement induced by tidal effect in estuary areas, which has complex characteristics of profile, propagation and flow velocity. Although it has been widely studied fo...
关键词：tidal bore curved channel flume experiment propagation celerity bore intensity 
Analysis of the effect of bore centerline on projectile exit conditions in small arms被引量：1
《Defence Technology（防务技术）》2022年第12期2160-2169,共10页David Leonhardt Mark Garnich Miljenko Lucic 
Most finite element models of small arms focus on an idealized barrel,typically one with a perfectly straight bore centerline.Using five different experimentally measured bore centerlines,this investigation analyzes t...
关键词：Finite element analysis Small arms Barrel dynamics Bore centerline 
Bearing Capacity Analysis of Shallow Foundations Supported on an Artificial Fill(Substation at Kashari,Tirana)
《Journal of Civil Engineering and Architecture》2022年第10期479-487,共9页Neritan Shkodrani Guxim Rrudhani Anxhela Shaha 
The paper presents conclusions related to the design of shallow foundations,at the site where the Substation at Kashari,in Tirana is foreseen to be constructed.The project includes buildings with small to medium struc...
关键词：Bearing capacity ultimate/allowable bearing capacity local bearing capacity bore hole standard penetration test 
Tidal Bore Dynamics Around the Similar Right-Angle Shoreline in the Qiantang Estuary,China被引量：1
《China Ocean Engineering》2022年第5期827-838,共12页WANG Qiu-shun PAN Cun-hong CHEN Fu-yuan 
financially supported by the National Natural Science Foundation of China(Grant Nos.42276176,51779228,and 41706099);the Zhejiang Province Public Welfare Technology Application Research Project(Grant No.LGF20E090003);the Science and Technology Project of Zhejiang Water Conservancy(Grant No.RB2001 and RB2121).
Tidal bores are a unique hydrodynamic phenomenon during flood tide in the Qiantang Estuary.The tidal bore propagation around the similar right-angle shoreline is rarely documented in tidal estuaries.To investigate tid...
关键词：back-flow bore numerical model shallow water equation Qiantang Estuary tidal bores 
Heat stress during development makes antlion larvae more responsive to vibrational cues
《Current Zoology》2022年第3期345-350,共6页Krzysztof MILER Marcin CZARNOLESKI 
This work was supported by the National Science Centre in Poland(grant SONATINA 3,number 2019/32/C/NZ8/00128).
We investigated the effects of heat stress on the responsiveness to vibrational cues,our measure of perceptual ability,in Myrmeleon bore antlion larvae(Neuroptera:Myrmeleontidae).We reared these trap-building predator...
关键词：antlion Myrmeleon bore heat stress perception trap-building vibration 
Realtime prediction of hard rock TBM advance rate using temporal convolutional network(TCN)with tunnel construction big data被引量：2
《Frontiers of Structural and Civil Engineering》2022年第4期401-413,共13页Zaobao LIU Yongchen WANG Long LI Xingli FANG Junze WANG 
Supports from National Natural Science Foundation of China(Grant No.11902069);Sichuan University,State Key Lab Hydraul&Mt River Engn(No.SKHL1915);and the Research Project of China Railway First Survey and Design Institute Group Co.,Ltd(No.19-15 and No.20-17-1)are also acknowledged;supported by the 111 Project(B17009);under the framework of Sino-Franco Joint Research Laboratory on Multiphysics and Multiscale Rock Mechanics.
Real-time dynamic adjustment of the tunnel bore machine(TBM)advance rate according to the rockmachine interaction parameters is of great significance to the adaptability of TBM and its efficiency in construction.This ...
关键词：hard rock tunnel tunnel bore machine advance rate prediction temporal convolutional networks soft computing construction big data 
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