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Science and Technology Innovation of the Deep Water High Earth-rock Cofferdam in the Three Gorges Project

Dai Huichao

Strategic Study of CAE 2003, Volume 5, Issue 7,   Pages 11-16

Abstract:

The deep water high earth-rock cofferdam in the 2nd phase construction of TGP is a hard and challenge

Keywords： TGP     deep water high earth-rock     cofferdam     design constraction    

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Systems Analysis and Constitution of Linear Programming Model for the Earth-rock Allocation System ofMassive Water Resources and Hydropower Projects

Cao Shengrong,Wang Xianjia,Shen Mingliang

Strategic Study of CAE 2003, Volume 5, Issue 7,   Pages 72-76

Abstract:

On the basis of the analysis work of many massive water resources and hydropower projects, and by

Keywords： water resources and hydropower projects     earth-rock     allocation     systems analysis     linear programming    

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Treatment of Highly Weathered Rock Mass at the Abutment of Earth-Rock Dam in Qiaoqi Hydropower Project

Wang Shougen

Strategic Study of CAE 2005, Volume 7, Issue 3,   Pages 78-83

Abstract: normally, which is the key point during design and construction, so Design Specifications for Rolled Earth-RockFill Dams (SL274-2001) require excavating into the slightly weathered rock mass for the core wall andThe spreading gradation earth-rock fill dam with crushed-stone-earth core wall is 123m high, and theThe treatment scheme for the highly weathering rock mass on both abutments and grouting tests and grouting

Keywords： Qiaoqi Hydropower Station     earth-rock dam     treatment of abutment     highly weathered rock mass     consolidation    

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Some Challenges of Deep Mining Review

Charles Fairhurst

Engineering 2017, Volume 3, Issue 4,   Pages 527-537 doi: 10.1016/J.ENG.2017.04.017

Abstract: This places increased focus on “ground control” and on rock mechanics to define the depththe deformational behavior of rock masses that are anisotropic and discontinuous—attributes thatwere described as the defining characteristics of in situ rock by Leopold Müller, the presidentand founder of the International Society for Rock Mechanics (ISRM), in 1966.to use the discrete element method (DEM) in the optimization of deep mine design.

Keywords： Deep mining     Rock discontinuities     Synthetic rock mass     Mineral resources     Rock mechanics    

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Basic problems for dynamic deformation and fracture of deep rock mass

Li Jie,Wang Mingyang,Zhang Ning,Fan Pengxian

Strategic Study of CAE 2013, Volume 15, Issue 5,   Pages 71-79

Abstract:

Research on nonlinear mechanical behavior for deep rock mass has becomethe focus for current international rock mechanics community.The test reviews the research results for failure mechanism of deep rock mass, basic problems in dynamicAnd it shows that: The problems of deep rock mass are in four dimensional spaces, it is the evolutionTo study on the deformation and failure mechanism of deep rock mass, the concept of time and space must

Keywords： deep rock mass     dynamic fracture     time effect     damage fracture     rock burst     zonal disintegration    

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Theoretical and Technological Challenges of Deep Underground Energy Storage in China Review

Chunhe Yang, Tongtao Wang, Haisheng Chen

Engineering 2023, Volume 25, Issue 6,   Pages 168-181 doi: 10.1016/j.eng.2022.06.021

Abstract:

Deep underground energy storage is the use of deep underground spaces for large-scale energy storageRock salt formations are ideal geological media for large-scale energy storage, and China is rich insalt rock resources and has a major shortage of energy storage space.Compared with the salt domes in other countries, the salt rock formations in China are typical lacustrinebedded salt rocks characterized by thin beds, high impurity content, and many interlayers.

Keywords： Energy reserves     Deep underground energy storage     Bedded rock salt     Salt cavern     Rock mechanics    

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The damage effect of earth penetrating weapons and key scientific problems of deep buried protective

Fan Pengxian,Qian Qihu,Wang Mingyang

Strategic Study of CAE 2013, Volume 15, Issue 5,   Pages 47-58

Abstract: The earth penetrating weapons (nuclear and non-nuclear) developing by countries with military power haveOn the summary of the developing earth penetrating weapons, the damage effects of earth penetrating weaponsAnd several key scientific problems, including comprehensive protection system, nonlinear deep rock mass

Keywords： earth penetrating weapons     damage effect     deep buried     protective engineering    

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Field and laboratory experimental studies on hard-rock tunnel excavation based on disc cutter coupledwith high-pressure waterjet

Frontiers of Structural and Civil Engineering   Pages 1370-1386 doi: 10.1007/s11709-023-0947-0

Abstract: Owing to the unsatisfactory adaptability of TBM to the surrounding rock, when crossing high-strengthTherefore, high-pressure waterjet technology should be applied to assist in rock breaking for efficientvia laboratory experiments of cutting hard rock using high-pressure waterjets.The results show that high-pressure waterjets are highly efficient for rock breaking and are suitableThis study provides a useful reference for the design and construction of high-pressure water-jet-assisted

Keywords： tunnel boring machine     hard-rock cutting     free face     disc cutter     rock-cutting efficiency    

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Asymmetric deformation mechanism in deep soft rock tunnel and controlling countermeasures in Datun Mine

Fu Qingguo and Zou Chaoyang

Strategic Study of CAE 2011, Volume 13, Issue 11,   Pages 102-106

Abstract: investigation and analysis of the engineering geology in Kongzhuang Mine and the laboratory experiments of rocksurrounding rocks when the roadway shows the asymmetric deformation characteristics of surrounding rockbasis for the controlling countermeasures of asymmetric deformation characteristics of surrounding rock

Keywords： deep     soft rock tunnel     asymmetric deformation     controlling countermeasures    

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Deep eutectic solvent inclusions for high- composite dielectric elastomers

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 6,   Pages 996-1002 doi: 10.1007/s11705-022-2138-2

Abstract: High-performance dielectric elastomers with good mechanical stretchability and high dielectric constantare under high demand.successfully developed a novel strategy for improving the dielectric constant of polymeric elastomers via deepionic conductivity from deep eutectic solvents.It is believed that low-cost, easy-synthesis and environmentally friendly deep eutectic solvents including

Keywords： composite materials     deep eutectic solvent     dielectric elastomer     high dielectric constant    

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Design of a novel side-mounted leg mechanism with high flexibility for a multi-mission quadruped earth

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 2, doi: 10.1007/s11465-022-0740-0

Abstract: Earth rover is a class of emerging wheeled-leg robots for nature exploration.complete design process of a novel 5-degree-of-freedom (5-DOF) hybrid leg mechanism for our quadruped earth

Keywords： design synthesis     parallel mechanism     hybrid leg mechanism     screw theory     quadruped robot    

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A integrated survey technology to rock mass’s deep crevices grown features in Xihoumen Bridge northern

Liang Long,Pan Yongjian,Wang Wugang,Ren Jianxin

Strategic Study of CAE 2010, Volume 12, Issue 7,   Pages 28-32

Abstract:

In the investigation of rock mass's deep joints and fissures'

Keywords： Xihoumen Bridge     rock mass deep crevice grown characteristic     integrated survey technology    

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Efficient Identification of water conveyance tunnels siltation based on ensemble deep learning

Xinbin WU; Junjie LI; Linlin WANG

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 5,   Pages 564-575 doi: 10.1007/s11709-022-0829-x

Abstract: The inspection of water conveyance tunnels plays an important role in water diversion projects.Siltation is an essential factor threatening the safety of water conveyance tunnels.This paper introduces the idea of ensemble deep learning.

Keywords： water conveyance tunnels     siltation images     remotely operated vehicles     deep learning     ensemble learning    

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On the seismic stability analysis of reinforced rock slope and optimization of prestressed cables

Wenbo ZHENG, Xiaoying ZHUANG, Yongchang CAI

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 2,   Pages 132-146 doi: 10.1007/s11709-012-0152-z

Abstract: The evaluation of the seismic stability of high rock slopes is of vital importance to ensure the safeanalysis based on the finite element method is developed to evaluate the seismic stability of reinforced rockThe method is applied to analyze a high rock slope in south-west China and the optimization of cables

Keywords： high rock slope     reinforced system     optimization     prestressed cable     seismicity    

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Major Technologies for Safe Construction of High Earth-Rockfill Dams

Hongqi Ma, Fudong Chi

Engineering 2016, Volume 2, Issue 4,   Pages 498-509 doi: 10.1016/J.ENG.2016.04.001

Abstract:

The earth-rockfill dam is one of the primary dam types in the selection of high dams to be constructed, rock, and building-excavated materials; low construction cost; and low cement consumption.systematically summarizes the accumulated experiences from the construction of the Nuozhadu Dam and other highThis study also provides a reference and technological support for the future construction of 300 m highearth-rockfill dams.

Keywords： High earth-rockfill dam     Safe construction     Major technologies    

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Title Author Date Type Operation

Science and Technology Innovation of the Deep Water High Earth-rock Cofferdam in the Three Gorges Project

Dai Huichao

Journal Article

Systems Analysis and Constitution of Linear Programming Model for the Earth-rock Allocation System ofMassive Water Resources and Hydropower Projects

Cao Shengrong,Wang Xianjia,Shen Mingliang

Journal Article

Treatment of Highly Weathered Rock Mass at the Abutment of Earth-Rock Dam in Qiaoqi Hydropower Project

Wang Shougen

Journal Article

Some Challenges of Deep Mining

Charles Fairhurst

Journal Article

Basic problems for dynamic deformation and fracture of deep rock mass

Li Jie,Wang Mingyang,Zhang Ning,Fan Pengxian

Journal Article

Theoretical and Technological Challenges of Deep Underground Energy Storage in China

Chunhe Yang, Tongtao Wang, Haisheng Chen

Journal Article

The damage effect of earth penetrating weapons and key scientific problems of deep buried protective

Fan Pengxian,Qian Qihu,Wang Mingyang

Journal Article

Field and laboratory experimental studies on hard-rock tunnel excavation based on disc cutter coupledwith high-pressure waterjet

Journal Article

Asymmetric deformation mechanism in deep soft rock tunnel and controlling countermeasures in Datun Mine

Fu Qingguo and Zou Chaoyang

Journal Article

Deep eutectic solvent inclusions for high- composite dielectric elastomers

Journal Article

Design of a novel side-mounted leg mechanism with high flexibility for a multi-mission quadruped earth

Journal Article

A integrated survey technology to rock mass’s deep crevices grown features in Xihoumen Bridge northern

Liang Long,Pan Yongjian,Wang Wugang,Ren Jianxin

Journal Article

Efficient Identification of water conveyance tunnels siltation based on ensemble deep learning

Xinbin WU; Junjie LI; Linlin WANG

Journal Article

On the seismic stability analysis of reinforced rock slope and optimization of prestressed cables

Wenbo ZHENG, Xiaoying ZHUANG, Yongchang CAI

Journal Article

Major Technologies for Safe Construction of High Earth-Rockfill Dams

Hongqi Ma, Fudong Chi

Journal Article