TUNNELLING

作品数：134被引量：209H指数：8
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相关机构：上海隧道工程股份有限公司青海师范大学华东交通大学西南交通大学更多>>
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Rapid profiling rock mass quality underneath tunnel face for Sichuan-Xizang Railway
《Underground Space》2024年第6期138-152,共15页Siyuan Wu Min Qiu Zhao Yang Fuquan Ji Zhongqi Quentin Yue 
partially supported by grants from the Research Grant Council of the Hong Kong,China(Project Nos.HKU 17207518 and R5037-18)。
The Sichuan-Xizang Railway is a global challenge,surpassing other known railway projects in terms of geological and topographical complexity.This paper presents an approach for rapidly profiling rock mass quality unde...
关键词：Measurement-while-drilling Drilling and blasting Rock mass quality New specific energy Constant penetration rate Sichuan-Xizang railway TUNNELLING 
Intelligent prediction model of tunnelling-induced building deformation based on genetic programming and its application
《Journal of Central South University》2024年第11期3885-3899,共15页XU Jing-min WANG Chen-cheng CHENG Zhi-liang XU Tao ZHANG Ding-wen LI Zi-li 
Projects(52108364,52278398)supported by the National Natural Science Foundation of China;Project(211179)supported by the Royal Society,UK;Project(22CX06051A)supported by the Independent Innovation Research Plan Project of China University of Petroleum(East China);Project(ZR2023QE004)supported by the Shandong Provincial Natural Science Foundation,China。
This paper aims to explore the ability of genetic programming(GP)to achieve the intelligent prediction of tunnelling-induced building deformation considering the multifactor impact.A total of 1099 groups of data obtai...
关键词：building deformation genetic programming tunnel construction modification factor 
Fine 3D control of THz emission in air with dual femtosecond laser pre-pulses at tunnelling ionisation regime
《Light(Advanced Manufacturing)》2024年第3期62-74,共13页Hsin-Hui Huang Takeshi Nagashima Kota Kumagai Yoshio Hayasaki Saulius Juodkazis Vladimir T.Tikhonchuk Koji Hatanaka 
funded by programs 107-2112-M-001-014-MY3,110-2112-M-001-054(K.H.and H-H.H.);partly funded by the Australian Research Council Linkage LP 220100153 grant(S.J.).We are grateful to Prof.Eugene G.Gamaly for the critical comments.
Emission of THz radiation from air breakdown at focused ultra-short fs-laser pulses(800 nm/35 fs)was investigated for the 3D spatio-temporal control where two pre-pulses are used before the main-pulse.The laser pulse ...
关键词：THz radiation Femtosecond laser induced breakdown Air breakdown spatio-temporal control 
Influence of cutterhead opening ratio on soil arching effect and face stability during tunnelling through non-uniform soils被引量：1
《Underground Space》2024年第4期45-59,共15页Xue-Jian Chen Pei-Pei Fang Qiu-Nan Chen Jun Hu Kai Yao Yong Liu 
supported by the Natural Science Foundation Innovation Group Project of Hubei Province,China(Grant No.2023AFA017);the NRF-NSFC 3rd Joint Research Grant(Earth Science)(Grant No.41861144022).
Tunnelling has increasingly become an essential tool in the exploration of underground space.A typical construction problem is the face instability during tunnelling,posing a great threat to associated infrastructures...
关键词：TUNNEL Face stability Soil arching effect Cutterhead opening ratio Non-uniform soil Random field 
Centrifuge study on behavior of raft foundation after tunnelling in soft clay
《Underground Space》2024年第4期161-169,共9页Jian Yu Jiaming Liu Chun Fai Leung Maosong Huang Qi Wen Jorgin Tan 
financial support from the Natural Science Foundation of Shanghai(Grant No.23ZR1468500);the National Natural Science Foundation of China(Grant No.51738010);Singapore Housing and Development research grant on tunnel-foundation interaction(Research project number R-302-000-086-490).
Ground losses due to tunneling would induce settlement of nearby raft foundations.To study the change in behavior of the raft foundations over time due to tunnel excavation in soft clay,a series of centrifuge model te...
关键词：TUNNELLING RAFT CLAY Deflection ratio Centrifuge test 
Mechanism analysis of foam penetration in EPB shield tunnelling with a focus on FER and soil particle size
《Underground Space》2024年第4期170-187,共18页He Huang Quan Sun Tao Xu Wanhuan Zhou 
funded by the Guangdong Provincial Department of Science and Technology(Grant No.2022A0505030019);the Science and Technology Development Fund,Macao,China(File/Project Nos.0056/2023/RIB2 and SKL-IOTSC(UM)-2021-2023);the National Natural Science Foundation of China(Grant No.52022001).
Parameters of foam penetration in earth pressure balance(EPB)shield tunnelling,such as permeability coefficients and penetration distances,significantly impact tunnel face stability.However,existing studies have faced...
关键词：EPB Soil conditioning Foam penetration PERMEABILITY Tunnel face 
Bayesian ensemble methods for predicting ground deformation due to tunnelling with sparse monitoring data被引量：2
《Underground Space》2024年第3期79-93,共15页Zilong Zhang Tingting Zhang Xiaozhou Li Daniel Dias 
supported by the China Scholarship Council(Grant No.202206370130);the Fundamental Research Funds for the Central Universities of Central South University(Grant No.2023ZZTS0034)。
Numerous analytical models have been developed to predict ground deformations induced by tunneling,which is a critical issue in tunnel engineering.However,the accuracy of these predictions is often limited by errors a...
关键词：Tunnelling-induced ground deformations Sparse data Model uncertainties Bayesian model averaging 
Influence of pile-raft connection on lateral performance of combined pile-raft foundations adjacent to tunnelling
《Underground Space》2024年第2期176-187,共12页Wenbo Gu Liyuan Tong Huangsong Pan Hongjiang Li 
funded by the National Natural Science Foundation of China(Grant No.51878157,52308341);the Natural Science Foundation of Jiangsu Province(Grant No.BK20181282);the China Scholarship Council(CSC202106090083).
The lateral response of combined pile-raft foundations(CPRFs)adjacent to tunnel excavation is a challenging problem owing to the complexity of the pile-raft connections.In current engineering practices,the impact of t...
关键词：Combined pile-raft foundations TUNNELLING Lateral performance Pile-raft connection 
Analytical solution for tunnelling-induced response of an overlying pipeline considering gap formation被引量：1
《Underground Space》2024年第2期298-311,共14页Cungang Lin Junjie Zheng Yiwen Ye Farrokh Nadim Zhongqiang Liu Chenyang Zhao Yu Chen Zhi Ding 
financially supported by the National Natural Science Foundation of China(Grant Nos.52174101 and 52208380);the Department of Science and Technology of Guangdong Province,China(Grant No.2021ZT09G087);the Guangdong Basic and Applied Basic Research Foundation,China(Grant Nos.2023A1515030243,2023A1515011634);Zhuhai Basic and Applied Basic Research Foundation,China(Grant No.ZH22017003210005PWC);the open fund project of Key Laboratory of Safe Construction and Intelligent Maintenance for Urban Shield Tunnels of Zhejiang Province,China(Grant No.ZUCC-UST-22-03);General Research and Development Projects of Guangdong Provincial Communications Group Co.,Ltd.,China(Grant No.JT2022YB25);Highway Projects of Guangdong Provincial Development and Reform Commission,China(Grant No.2108-441400-04-01-637272).
Soil-pipeline separation due to tunnelling has been certainly substantiated in previous model tests.However,this phenomenon has seldom been considered in current analytical solutions.This study formulates a tensionles...
关键词：Soil-pipeline interaction TUNNELLING Tensionless Winkler model Ground settlement Analytical solution Gap formation 
Unravelling ultralow thermal conductivity in perovskite Cs_(2)AgBiBr_(6):dominant wave-like phonon tunnelling and strong anharmonicity
《npj Computational Materials》2024年第1期2933-2945,共13页Jiongzhi Zheng Changpeng Lin Chongjia Lin Geoffroy Hautier Ruiqiang Guo Baoling Huang 
the financial support from the Science and Technology Planning Project of Guangdong Province,China(Grant No.2017A050506053);the Science and Technology Program of Guangzhou(No.201704030107);the Hong Kong General Research Fund(Grants No.16214217 and No.16206020);supported in part by the Project of Hetao Shenzhen-Hong Kong Science and Technology Innovation Cooperation Zone(HZQB-KCZYB2020083);R.G.acknowledges support from the Excellent Young Scientists Fund(Overseas)of Shandong Province(2022HWYQ091);the Taishan Scholars Program of Shandong Province,the Natural Science Foundation of Shandong Province(ZR2022MA011);the Initiative Research Fund of Shandong Institute of Advanced Technology(2020107R03);funding by the U.S.Department of Energy,Office of Science,Office of Basic Energy Sciences,Materials Sciences and Engineering Division,under Contract No.DE-AC02-05-CH11231:Materials Project program KC23MP.ChangpengL.acknowledges the support from the Sinergia project of the Swiss National Science Foundation(grant number CRSII5_189924).
Understanding the lattice dynamics and heat transport physics in the lead-free halide double perovskites remains an outstanding challenge due to their lattice dynamical instability and strong anharmonicity.In this wor...
关键词：harmonic PHONON PEROVSKITE 
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