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slurry shield 5

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Research and application of construction slurry of shield tunnel under water-rich sandy gravel stratum

Deng Hengyi,Xu Xueying,Chen Mingjuan

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 79-82

Abstract: Beijing railway station to Beijing railway west station, the optimum slurry ratio in the condition of sandygravel was proposed through the proportional tests, which improved the forming quality and velocity

Keywords： slurry shield     sandy gravel stratum     proportion of slurry    

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Synchronous grouting of large diameter slurry shield in water-rich sandy gravel stratum

Zhang Changqiang,Zhai Zhiguo,Chen Mingjuan,Jin Zhongxiang

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 75-78

Abstract: technical data which based on shield tunneling, comprehensively considering the information of water-rich sandygravel stratum, such as the tunneling parameter of the slurry shield machine, slurry parameter, shieldposture and stratum deformation mechanism information, the empirical formula of the main parametersof synchronized grouting technologies is determined while the slurry shield is tunneling in sandy gravelstratum.

Keywords： sandy gravel stratum     slurry shield     synchronous grouting     construction technology    

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Tools repairing and welding techniques with high pressure of slurry shield under deep water-rich sandygravel stratum

Cheng Mingliang,He Feng,Lv Chuantian

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 46-50

Abstract: the changing cutter and welding techniques with high pressure of slurry shield under deep water-rich sandygravel stratum were summarized.

Keywords： slurry shield     sandy gravel stratum     water-rich layer     tools repair with high pressure     welding    

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Research on shallow tunneling construction method of large section tunnel under the water-rich sandygravel stratum

Tang Guorong,Liu Zhaowei,Li Jianhua

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 98-102

Abstract: stability, complex engineering environment and the higher control requirements of subsidence in water-rich sandygravel stratum of Beijing,which controlled the deformation of engineering structure,surrounding buildings

Keywords： sandy gravel stratum     large section     CRD method     hole pile     tunnel construction    

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Study on ground settlement of large diameter slurry shield construction in water-rich sandy gravel stratum

Zhao Baohua,Hu Xibo,Zhang Bing,Li Wenjun

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 94-97

Abstract:

Beijing underground diameter project is located in the water-rich sandygravel formation, which is through many structures .Through the analysis of actual monitoring results

Keywords： water-rich sandy gravel     large diameter     slurry shield     settlement law    

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Investigation of the seismic behavior of grouted sandy gravel foundations using shaking table tests

Tiancheng WANG; Yu LIANG; Xiaoyong ZHANG; Zhihuan RUAN; Guoxiong MEI

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 9,   Pages 1196-1211 doi: 10.1007/s11709-022-0865-6

Abstract: Sandy gravel foundations exhibit non-linear dynamic behavior when subjected to strong ground motions,Grouting methods can be used to improve the seismic performance of natural sandy gravel foundations.The strength and stiffness of grouted sandy gravel foundations are different from those of natural foundationsFew studies have investigated the seismic behavior of sandy gravel foundations before and after groutingThis demonstrated that different grouting reinforcement strategies are required for different sandy gravel

Keywords： sandy gravel foundation     grouting-treated reinforcement     shaking table test     seismic behavior    

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Research and application on separation technology of slurry and water under sandy-gravel stratum

Wang Guangyu,Sun Shanhui,Su Qinggui

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 41-45

Abstract: This paper gives a summary on application technology of slurry and water separation in condition of sandy-gravels

Keywords： slurry tunnel machine     separation of slurry and water     filter-press    

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Shield launching technology in the project of Beijing railway underground diameter project

Lv Chuantian,Zhai Zhiguo,Su Qinggui

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 59-64

Abstract:

Based on the introduction of building launching shaft and the shield launching of Beijing Rail Transit which constructed with a slurry shield machine by Ø12.04 m, some key technologies of shield launching were summarized in the urban areas and the water-rich grit stone geological conditions.

Keywords： urban     water-rich sandy gravel     big diameter     slurry shield     launching    

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economic impact analysis of process parameters change of large section slurry shield in urban water-rich sandygravel stratums

Wang Ying

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 108-112

Abstract:

Taking the underground diameter shield construction of Beijing railway for example, the choosing principles of process parameters in different engineering geo-conditions and changing boundary conditions were introduced. The cost difference and change were analyzed according to the analysis of construction efficiency and machine material consuming when the process parameters were adjusted.[

Keywords： shield construction     process parameter     cost analysis    

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Research review of the cement sand and gravel (CSG) dam

Xin CAI, Yingli WU, Xingwen GUO, Yu MING

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 1,   Pages 19-24 doi: 10.1007/s11709-012-0145-y

Abstract: The cement sand and gravel (CSG) dam is a new style of dam that owes the advantages both of the concrete

Keywords： cement sand and gravel (CSG) dam     cement sand and gravel (CSG) material     research review    

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Influence of short chain ceramides and lipophilic penetration enhancers on the nano-structure of stratum

Annett SCHROETER, Tanja ENGELBRECHT, Reinhard H. H. NEUBERT

Frontiers of Chemical Science and Engineering 2013, Volume 7, Issue 1,   Pages 29-36 doi: 10.1007/s11705-013-1302-0

Abstract: Oriented stratum corneum model lipid membranes were used to study the influence of the short chain ceramidesH NMR spectroscopy was used to study the impact of the ceramides’ degree of order within the stratumthat the short chain ceramides, particularly CER[NP], have a very high impact on the integrity of the StratumA model of the nanostructure of the Stratum corneum lipid membranes is presented.

Keywords： nano-structure of the stratum corneum     ceramide     penetration enhancer     model membrane     neutron diffraction    

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piles in the pile-caisson composite structure under eccentric inclined loading considering different stratum

Frontiers of Structural and Civil Engineering doi: 10.1007/s11709-023-0957-y

Abstract: piles in a pile-caisson composite structure under eccentric inclined loading considering different stratum

Keywords： composite structure     piles     foundation     suspension bridge     1g model test     finite-element analysis    

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Driving mechanisms of desertification process in the Horqin Sandy Land-a case study in Zhalute Banner

TANG Haiping, CHEN Yufu, LI Xinyu

Frontiers of Environmental Science & Engineering 2008, Volume 2, Issue 4,   Pages 487-493 doi: 10.1007/s11783-008-0061-5

Abstract: inter-annual variations of temperature and precipitation; TM remote sensing data was extracted to obtain the sandyBetween 1988 and 1997, the sandy land area increased by 12.5%, nearly 2.4 times in the farming section
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Experimental study on the stratum applicability and mechanisms of bubble–slurry for earth pressure balance

Frontiers of Structural and Civil Engineering   Pages 1387-1399 doi: 10.1007/s11709-023-0005-y

Abstract: Soil conditioning is essential for addressing the stratum applicability problem of earth pressure balancepermeability test of bubble–slurry-conditioned sand was conducted to examine the conditioning effect, and the stratumIt was found that the conditioning effect of bubble–slurry in coarse gravel soil was excellent and could

Keywords： EPB shield     bubble–slurry     soil conditioning     stability     permeability    

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Sub-layer Movement in the Large-scale Stratum

Xu Shaoxie

Strategic Study of CAE 2006, Volume 8, Issue 6,   Pages 14-22

Abstract:

It was reported that a new find on sub-layer movement in the large-scale stratum had been observedA direct evidence of movement, synchronal movement in vertical direction, in the as large-scale stratumStratum scale can be large as up to several thousand kilometers, as in a continent dimension.

Keywords： sub-layer movement in the large-scale stratum     events with strong tremble     earthquake prediction    

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Title Author Date Type Operation

Research and application of construction slurry of shield tunnel under water-rich sandy gravel stratum

Deng Hengyi,Xu Xueying,Chen Mingjuan

Journal Article

Synchronous grouting of large diameter slurry shield in water-rich sandy gravel stratum

Zhang Changqiang,Zhai Zhiguo,Chen Mingjuan,Jin Zhongxiang

Journal Article

Tools repairing and welding techniques with high pressure of slurry shield under deep water-rich sandygravel stratum

Cheng Mingliang,He Feng,Lv Chuantian

Journal Article

Research on shallow tunneling construction method of large section tunnel under the water-rich sandygravel stratum

Tang Guorong,Liu Zhaowei,Li Jianhua

Journal Article

Study on ground settlement of large diameter slurry shield construction in water-rich sandy gravel stratum

Zhao Baohua,Hu Xibo,Zhang Bing,Li Wenjun

Journal Article

Investigation of the seismic behavior of grouted sandy gravel foundations using shaking table tests

Tiancheng WANG; Yu LIANG; Xiaoyong ZHANG; Zhihuan RUAN; Guoxiong MEI

Journal Article

Research and application on separation technology of slurry and water under sandy-gravel stratum

Wang Guangyu,Sun Shanhui,Su Qinggui

Journal Article

Shield launching technology in the project of Beijing railway underground diameter project

Lv Chuantian,Zhai Zhiguo,Su Qinggui

Journal Article

economic impact analysis of process parameters change of large section slurry shield in urban water-rich sandygravel stratums

Wang Ying

Journal Article

Research review of the cement sand and gravel (CSG) dam

Xin CAI, Yingli WU, Xingwen GUO, Yu MING

Journal Article

Influence of short chain ceramides and lipophilic penetration enhancers on the nano-structure of stratum

Annett SCHROETER, Tanja ENGELBRECHT, Reinhard H. H. NEUBERT

Journal Article

piles in the pile-caisson composite structure under eccentric inclined loading considering different stratum

Journal Article

Driving mechanisms of desertification process in the Horqin Sandy Land-a case study in Zhalute Banner

TANG Haiping, CHEN Yufu, LI Xinyu

Journal Article

Experimental study on the stratum applicability and mechanisms of bubble–slurry for earth pressure balance

Journal Article

Sub-layer Movement in the Large-scale Stratum

Xu Shaoxie

Journal Article