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EXCAVATIONS: 作品数：44被引量：80H指数：6; 导出分析报告; 相关领域：天文地球更多>>; 相关期刊：《Geoscience Frontiers》《Journal of Water Resource and Protection》《Chinese Archaeology》《Open Journal of Ophthalmology》更多>>; 相关基金：国家自然科学基金重庆市自然科学基金中国博士后科学基金上海市教育委员会重点学科基金更多>>

An enhanced stability evaluation system for entry-type excavations:Utilizing a hybrid bagging-SVM model,GP and kriging techniques: 《Journal of Rock Mechanics and Geotechnical Engineering》2025年第4期2360-2373,共14页Shuai Huang Jian Zhou; supported by the National Natural Science Foundation of China (Grant No.42177164);the Distinguished Youth Science Foundation of Hunan Province of China (Grant No.2022JJ10073);the Outstanding Youth Project of Hunan Provincial Department of Education,China (Grant No.23B0008).; In underground mining,especially in entry-type excavations,the instability of surrounding rock structures can lead to incalculable losses.As a crucial tool for stability analysis in entry-type excavations,the critical...; 关键词：Entry-type excavations Critical span graph Stability evaluation Machine learning Support vector machine

A deep transfer learning model for the deformation of braced excavations with limited monitoring data: 《Journal of Rock Mechanics and Geotechnical Engineering》2025年第3期1555-1568,共14页Yuanqin Tao Shaoxiang Zeng Tiantian Ying Honglei Sun Sunjuexu Pan Yuanqiang Cai; supported by the National Key Research and Development Program of China(Grant No.2023YFC3009400);the National Natural Science Foundation of China(Grant Nos.42307218 and U2239251).; The current deep learning models for braced excavation cannot predict deformation from the beginning of excavation due to the need for a substantial corpus of sufficient historical data for training purposes.To addres...; 关键词：Braced excavation Wall deflections Transfer learning Deep learning Finite element simulation

Deterministic and probabilistic analysis of great-depth braced excavations:A 32 m excavation case study in Paris: 《Journal of Rock Mechanics and Geotechnical Engineering》2024年第5期1505-1521,共17页Tingting Zhang Julien Baroth Daniel Dias Khadija Nejjar; gratefully the China Scholarship Council for providing a PhD Scholarship(CSC No.201906690049).; The Fort d’Issy-Vanves-Clamart(FIVC)braced excavation in France is analyzed to provide insights into the geotechnical serviceability assessment of excavations at great depth within deterministic and probabilistic fra...; 关键词：Braced deep excavation Soil-wall interaction Stochastic finite element method Horizontal wall deflection SETTLEMENT Failure probability

An efficient physics-guided Bayesian framework for predicting ground settlement profile during excavations in clay: 《Journal of Rock Mechanics and Geotechnical Engineering》2024年第4期1411-1424,共14页Cong Tang Shuyu He Wanhuan Zhou; the financial support from the Guangdong Provincial Department of Science and Technology(Grant No.2022A0505030019);the Science and Technology Development Fund,Macao SAR,China(File Nos.0056/2023/RIB2 and SKL-IOTSC-2021-2023).; Recently,the application of Bayesian updating to predict excavation-induced deformation has proven successful and improved prediction accuracy significantly.However,updating the ground settlement profile,which is cruc...; 关键词：Bayesian updating EXCAVATIONS Ground settlement profile Simplified model UNCERTAINTY

Evaluating rock mass disturbance within open-pit excavations using seismic methods:A case study from the Hinkley Point C nuclear power station被引量：1: 《Journal of Rock Mechanics and Geotechnical Engineering》2021年第3期500-512,共13页Antony Butcher Anna L.Stork James P.Verdon J-Michael Kendall Katrin Plenkers Finlay Booth Marcus Boneham Adrian Koe; Understanding rock strength is essential when undertaking major excavation projects,as accurate assessments ensure both safe and cost-effective engineered slopes.Balancing the cost-safety trade-off becomes more impera...; 关键词：Rock mass strength Rock disturbance Seismic tomography Piezoelectric surveys Picoseismicity Acoustic emissions

Probabilistic estimate of rock mass static and dynamic demands for underground excavation stabilisation被引量：1: 《Journal of Rock Mechanics and Geotechnical Engineering》2019年第3期481-493,共13页Ernesto Villaescusa Alan Thompson Christopher Windsor; financial assistance and support provided over many years by various organisations including CODELCO Chile, CRC Mining, Mining3, MMG, DSI and Geobrugg; Excavation damage under high in situ stress depends largely upon the potential block size associated with any violent ejection.The size and shape of the dynamic instability are largely controlled by the location,orien...; 关键词：GEOLOGICAL structures PROBABILISTIC design UNDERGROUND EXCAVATIONS High stresses Dynamic and static DEMANDS Deep mining

Forecasting vulnerability of deep extraction level excavations to drawinduced cave loads被引量：3: 《Journal of Rock Mechanics and Geotechnical Engineering》2019年第3期527-534,共8页Matthew E.Pierce; Block and panel caving methods are increasingly used for mining of large and strong orebodies at large depths below the ground surface (>1 km). This paper focuses on the production phase of caving when the extraction ...; 关键词：Block CAVING Panel CAVING Extraction level DRAW control SQUEEZING

Assessment of strain bursting in deep tunnelling by using the finite-discrete element method被引量：9: 《Journal of Rock Mechanics and Geotechnical Engineering》2019年第1期12-37,共26页Ioannis Vazaios Mark S.Diederichs Nicholas Vlachopoulos; Rockbursting in deep tunnelling is a complex phenomenon posing significant challenges both at the design and construction stages of an underground excavation within hard rock masses and under high in situ stresses. Wh...; 关键词：ROCKBURST Finite-discrete element method(FDEM) Deep TUNNELLING Hard rock EXCAVATIONS Brittle fracturing DISCRETE fracture network(DFN)

Risk of shear failure and extensional failure around over-stressed excavations in brittle rock被引量：10: 《Journal of Rock Mechanics and Geotechnical Engineering》2017年第2期210-225,共16页Nick Barton Baotang Shen; The authors investigate the failure modes surrounding over-stressed tunnels in rock.Three lines of investigation are employed:failure in over-stressed three-dimensional(3D) models of tunnels bored under 3D stress,fail...; 关键词：Fracture propagation Tension SHEAR Poisson’s ratio Break-out Rock burst Deep tunnels FRACOD model

Analysis of blasting damage in adjacent mining excavations被引量：4: 《Journal of Rock Mechanics and Geotechnical Engineering》2015年第3期282-290,共9页Nick Yugo Woo Shin; Following a small-scale wedge failure at Yukon Zinc＇s Wolverine Mine in Yukon, Canada, a vibration monitoring program was added to the existing rockbolt pull testing regime. The failure in the 1150 drift occurred aft...; 关键词：Blasting damage Vibration monitoring Adjacent tunnel development Dynamic loading of friction bolts Jinduicheng Molybdenum Wolver

EXCAVATIONS