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Key construction technology of shallow-buried large span highway tunnel through rich water soft soil

Zhao Licai

Strategic Study of CAE 2015, Volume 17, Issue 1,   Pages 81-87

Abstract: technology+cross-located right next door after disassembly type excavation technology in shallow-buried richwater soft soil stratum tunnel excavation process.the deformation of surrounding rock control， successfully passed the construction of shallow-buried softsoil excavation.

Keywords： shallow buried； rich water soft soil； tunnel； pipe； reinforcement； cross-located right next door after    

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Seismic responses of subway station with different distributions of soft soil in Tianjin

Dejian YANG,Meiling DUAN

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 2,   Pages 187-193 doi: 10.1007/s11709-014-0252-z

Abstract: boundary by using ANSYS and analyzed seismic responses of subway station with different distribution of softsoil.The nonlinear dynamic properties of soft soils are modeled by the KINH.and five different distributions of soft soil.Provide reference for improving the seismic performance of subway stations in Tianjin soft soil.

Keywords： distribution of soft soil     soft soil in Tianjin     seismic response     ANSYS    

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Deformation control criterion of shield tunnel under lateral relaxation of soft soil

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 5,   Pages 780-795 doi: 10.1007/s11709-023-0944-3

Abstract: Metro shield tunnels under the lateral relaxation of soil (LRS) are susceptible to significant lateralFor a shield tunnel with a diameter of approximately 6 m and under the lateral relaxation of sandy soil

Keywords： shield tunnel     lateral relaxation of soil     deformation control criterion of segment structure     model    

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AGRONOMIC AND ENVIRONMENTAL BENEFITS OF REINTRODUCING HERB- AND LEGUME-RICH MULTISPECIES LEYS INTO ARABLE

Frontiers of Agricultural Science and Engineering 2022, Volume 9, Issue 2,   Pages 245-271 doi: 10.15302/J-FASE-2021439

Abstract: led to an increase in continuous cropping with only a few fallow or break years, undermining global soilArable-ley rotations incorporating temporary pastures (leys) lasting 1–4 years may alleviate soildegradation by building soil fertility and improving soil structure., Plantago lanceolata) can increase soil carbon, improve soil structure, reduce nitrogenfertilizer requirements, and promote the recovery of soil fauna (e.g., earthworms) in degraded arable

Keywords： bioactive forages / integrated crop-livestock systems / nitrogen cycling / plant secondary metabolites / soilcarbon / soil quality    

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A simplified method for investigating the bending behavior of piles supporting embankments on soft ground

Frontiers of Structural and Civil Engineering   Pages 1021-1032 doi: 10.1007/s11709-023-0952-3

Abstract: In recent years, concrete and reinforced concrete piles have been widely used to stabilize soft groundHere, we propose an efficient two-stage method that combines a test-verified soil deformation mechanismand Poulos’ solution for pile–soil interaction to investigate the bending behavior of piles supportingembankments on soft ground.and firm ground layers, at mid-depths of the fan zone, and at the boundary of the soil deformation mechanism

Keywords： bending behavior     pile     embankment     soil−structure interaction     failure mode    

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Long-term settlement behavior of ground around shield tunnel due to leakage of water in soft deposit

Huaina WU, Yeshuang XU, Shui-long SHEN, Jin-chun CHAI

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 2,   Pages 194-198 doi: 10.1007/s11709-011-0105-y

Abstract: The leaking of soil and groundwater causes the long-term ground loss around tunnel and thus results in

Keywords： lining deficit     leakage of water     shield tunnel     settlement     soft deposit    

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LINKING CROP WATER PRODUCTIVITY TO SOIL PHYSICAL, CHEMICAL AND MICROBIAL PROPERTIES

Frontiers of Agricultural Science and Engineering 2021, Volume 8, Issue 4,   Pages 545-558 doi: 10.15302/J-FASE -2020349

Abstract:

Agriculture uses a large proportion of global and regional water resources.Due to the rapid increase of population in the world, the increasing competition for water resourceshas led to an urgent need in increasing crop water productivity for agricultural sustainability.This review examines the effects of soil physical, chemical, and microbial properties on crop water productivityA comprehensive view of these relationships may provide important insights for soil and water management

Keywords： crop water productivity     crop yield     soil chemical properties     soil microbial properties     soil physicalproperties     water consumption    

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Soil-water interaction in unsaturated expansive soil slopes

ZHAN Liangtong

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 2,   Pages 198-204 doi: 10.1007/s11709-007-0023-1

Abstract: The intensive soil-water interaction in unsaturated expansive soil is one of the major reasons for slopeIn this paper, the soil-water interaction is investigated with the full-scale field inspection of rainwaterIt is demonstrated that the soil-water interaction induced by seasonal wetting-drying cycles is verycomplex, and it involves coupled effects among the changes in water content, suction, stress, deformationIn addition, the abundant cracks in the expansive soil play an important role in the soil-water interaction

Keywords： strength     intensive soil-water     comprehensive     Infiltration     wetting-induced softening    

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Field testing of geosynthetic-reinforced and column-supported earth platforms constructed on soft soil

Qiangong CHENG,Jiujiang WU,Dongxue ZHANG,Fengping MA

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 2,   Pages 124-139 doi: 10.1007/s11709-014-0255-9

Abstract: is focused on the behavior of geosynthetic-reinforced and column-supported (GRCS) earth platforms in softsoil.It can be found that the soil arching is generated when the filling reaches a certain height.the soil between two piles.The pore water pressure at shallow locations increases slightly with the filling height and is greatly

Keywords： geosynthetic-reinforced and column-supported (GRCS) earth platforms     soft soil     bearing behavior     settlement    

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Mechanism and control factors of hydrate plugging in multiphase liquid-rich pipeline flow systems: a

Shuwei ZHANG, Liyan SHANG, Zhen PAN, Li ZHOU, You GUO

Frontiers in Energy 2022, Volume 16, Issue 5,   Pages 747-773 doi: 10.1007/s11708-022-0830-z

Abstract: the low-temperature and high-pressure environment, although requiring the cooperation of flow rate, waterthe significant research efforts specializing in the mechanisms of hydrate blockages in the liquid-richsystem, including oil-based, water-based, and partially dispersed systems (PD systems), in gatheringIn addition, it summarized the influences of fluid flow and water content on the risk of hydrate blockageIncreasing water content can potentiate the growth of hydrates and change the oil-water dispersion degree

Keywords： hydrate     flow rate     water content     mechanism of pipeline blockage     rich liquid phase system    

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Water quality soft-sensor prediction in anaerobic process using deep neural network optimized by Tree-structured

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 6, doi: 10.1007/s11783-023-1667-3

Abstract:

● Hybrid deep-learning model is proposed for water quality prediction

Keywords： Water quality prediction     Soft-sensor     Anaerobic process     Tree-structured Parzen Estimator    

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HIGH QUALITY DEVELOPMENTAL APPROACH FOR SOIL AND WATER CONSERVATION AND ECOLOGICAL PROTECTION ON THE

Frontiers of Agricultural Science and Engineering 2021, Volume 8, Issue 4,   Pages 501-511 doi: 10.15302/J-FASE-2021425

Abstract: A series of ecological projects has implemented aimed at soil and water conservation and ecological managementthe ecological projects are apparent mainly through a marked increase in vegetation cover, controlled soil

Keywords： ecological management     high quality development     industrial structure     soil erosion     soil and water    

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Quantitative analysis of yield and soil water balance for summer maize on the piedmont of the North China

Jingjing WANG,Feng HUANG,Baoguo LI

Frontiers of Agricultural Science and Engineering 2015, Volume 2, Issue 4,   Pages 295-310 doi: 10.15302/J-FASE-2015074

Abstract: production area in China, but the current winter wheat-summer maize system has resulted in a large waterThis water-shortage necessitates the improvement of crop water productivity in the NCP.A crop water model, AquaCrop, was adopted to investigate yield and water productivity (WP) for rain-fedThe RMSE between the simulated and measured soil water storage at depth of 0–100 cm ranged from 4.09capillary groundwater would not result in groundwater over-tapping since the precipitation can meet the water

Keywords： AquaCrop     summer maize     soil water balance     water productivity    

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A real-life stability model for a large shield-driven tunnel in heterogeneous soft soils

Xinyu HU, Zixin ZHANG, Scott KIEFFER

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 2,   Pages 176-187 doi: 10.1007/s11709-012-0149-7

Abstract: The current models that have been published to date only allow for homogeneous soil at the tunnel facedetermine the minimal pressure needed at the tunnel face for a large shield-driven tunnel in heterogeneous softIt is found that the influence of multilayered soil boundaries is significant, especially for the mixed-layerThe suggested M-M model is developed by considering the influence of the heterogeneity of the soil on

Keywords： analytical solution     shield-driven tunnel     multilayered soil     face stability    

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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 sandy

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

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Title Author Date Type Operation

Key construction technology of shallow-buried large span highway tunnel through rich water soft soil

Zhao Licai

Journal Article

Seismic responses of subway station with different distributions of soft soil in Tianjin

Dejian YANG,Meiling DUAN

Journal Article

Deformation control criterion of shield tunnel under lateral relaxation of soft soil

Journal Article

AGRONOMIC AND ENVIRONMENTAL BENEFITS OF REINTRODUCING HERB- AND LEGUME-RICH MULTISPECIES LEYS INTO ARABLE

Journal Article

A simplified method for investigating the bending behavior of piles supporting embankments on soft ground

Journal Article

Long-term settlement behavior of ground around shield tunnel due to leakage of water in soft deposit

Huaina WU, Yeshuang XU, Shui-long SHEN, Jin-chun CHAI

Journal Article

LINKING CROP WATER PRODUCTIVITY TO SOIL PHYSICAL, CHEMICAL AND MICROBIAL PROPERTIES

Journal Article

Soil-water interaction in unsaturated expansive soil slopes

ZHAN Liangtong

Journal Article

Field testing of geosynthetic-reinforced and column-supported earth platforms constructed on soft soil

Qiangong CHENG,Jiujiang WU,Dongxue ZHANG,Fengping MA

Journal Article

Mechanism and control factors of hydrate plugging in multiphase liquid-rich pipeline flow systems: a

Shuwei ZHANG, Liyan SHANG, Zhen PAN, Li ZHOU, You GUO

Journal Article

Water quality soft-sensor prediction in anaerobic process using deep neural network optimized by Tree-structured

Journal Article

HIGH QUALITY DEVELOPMENTAL APPROACH FOR SOIL AND WATER CONSERVATION AND ECOLOGICAL PROTECTION ON THE

Journal Article

Quantitative analysis of yield and soil water balance for summer maize on the piedmont of the North China

Jingjing WANG,Feng HUANG,Baoguo LI

Journal Article

A real-life stability model for a large shield-driven tunnel in heterogeneous soft soils

Xinyu HU, Zixin ZHANG, Scott KIEFFER

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