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Upper bound solution to seismic active earth pressure of submerged backfill subjected to partial drainage

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 6,   Pages 1480-1493 doi: 10.1007/s11709-021-0776-y

Abstract: This paper proposes a general analytical method to evaluate the seismic active earth pressure on a retainingactive earth thrust, and iii) deduction for the earth pressure distribution.active earth thrust and pressure are derived by using the upper bound theorem.pressure.active earth pressure.

Keywords： seismic active earth pressure     partial seepage flow     pore pressure     anisotropy     upper bound theorem    

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Deviation correction strategy for the earth pressure balance shield based on shield–soil interactions

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 2, doi: 10.1007/s11465-022-0676-4

Abstract: decision-making approach for the deviation correction trajectory and posture rectification load for an earthpressure balance (EPB) shield is proposed.

Keywords： additional position change     deviation correction trajectory     earth pressure balance shield     mechanical    

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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 balance

Keywords： EPB shield     bubble–slurry     soil conditioning     stability     permeability    

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Seismic stability of earth slopes with tension crack

Yundong ZHOU, Fei ZHANG, Jingquan Wang, Yufeng GAO, Guangyu DAI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 4,   Pages 950-964 doi: 10.1007/s11709-019-0529-3

Abstract: Developed is a closed-form to assess the seismic stability of slopes with zero tensile strength.The results indicate that the presence of the tension crack has significant effects on the seismic stabilityConsidering soil tension strength in seismic slope analysis may lead to overestimation on the stabilityUnder seismic conditions, large cohesion may increase the depth of crack, moving it closer to the slope

Keywords： slope stability     tension     crack     limit equilibrium     seismic effect    

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Coulomb-type solutions for passive earth pressure with steady seepage

WANG Junjie, CHAI Hejun, LIN Xin, XU Jiamei

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 1,   Pages 56-66 doi: 10.1007/s11709-008-0001-2

Abstract: Present paper deals with the computing of passive earth pressure acting on the vertical rigid retainingThree Coulomb-type solutions for the passive earth pressures are presented for the walls provided withsolutions, the variations of the critical inclination of the failure surface and the coefficient of passive earthpressure with increasing the effective friction angle of the soil mass, the soil/structure frictionTwo tables with values of the coefficients of passive earth pressure for Cases 1 and 3 respectively are

Keywords： function     coefficient     Coulomb-type     effective friction     different drainage    

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Experimental study on working parameters of earth pressure balance shield machine tunneling in soft ground

ZHU Hehua, LIAO Shaoming, XU Qianwei, ZHENG Qizhen

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 4,   Pages 350-358 doi: 10.1007/s11709-008-0051-5

Abstract: In order to study the stratum adaptability of earth pressure balance (EPB) shield machine tunneling inBased on the test results, the interrelationships between chamber pressure and mucking efficiency, mucking

Keywords： construction     different     coastal     conveyor     excavation    

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Semi-active fuzzy control of Lali Cable-Stayed Bridge using MR dampers under seismic excitation

Sajad JAVADINASAB HORMOZABAD, Amir K. GHORBANI-TANHA

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 3,   Pages 706-721 doi: 10.1007/s11709-020-0612-9

Abstract: Seismic control of cable-stayed bridges is of paramount importance due to their complex dynamic behaviorIn the present study, several semi-active Fuzzy Control Algorithms (FCAs) for vibration mitigation ofTherefore, the results can be regarded as a general guide to design semi-active fuzzy control systems

Keywords： semi-active control     Fuzzy Control Algorithm     cable-stayed bridge     MR damper     Lali Bridge    

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Identification of abnormal operating conditions and intelligent decision system

Xiuliang LI, Junjie JIANG, Hongye SU, Jian CHU

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 4,   Pages 456-462 doi: 10.1007/s11465-011-0224-0

Abstract:

In earth pressure balance (EPB) shield construction, the “plastic flow state” is difficult

Keywords： earth pressure balance (EPB) shield machine     soil pressure cabin     abnormal operating condition     belief rule-base    

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Development of High-Pressure Multigrain X-Ray Diffraction for Exploring the Earth’s Interior Review

Li Zhang, Hongsheng Yuan, Yue Meng, Ho-kwang Mao

Engineering 2019, Volume 5, Issue 3,   Pages 441-447 doi: 10.1016/j.eng.2019.02.004

Abstract: Mineralogical and petrological experiments on realistic bulk compositions under high pressure–temperatureThe structures of these lower mantle phases often cannot be preserved upon pressure quenching; thus,Our recent development of multigrain XRD in high-pressure research has enabled the indexation of hundredsexplains key challenges in studying multiphase systems and demonstrates the unique capabilities of high-pressure

Keywords： High pressure     Synchrotron X-ray     Multigrain     Diamond anvil cell     Minerals     Petrology     Earth’s interior    

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Experimental study on concrete box culverts in trenches

Baoguo CHEN, Junjie ZHENG, Jie HAN

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 1,   Pages 73-80 doi: 10.1007/s11709-009-0008-3

Abstract: Many problems frequently take place due to improperly estimated vertical earth pressures on culverts.pressure theory, which cannot accurately describe the variation of the vertical load on culverts infull-scale experiment and numerical simulation were conducted to evaluate the variation of vertical earthThe variations of foundation pressure and settlement were also analyzed.The vertical earth pressure on top of the culvert is significantly different from that recommended by

Keywords： culvert     vertical earth pressure     soil arch     full-scale experiment     numerical simulation    

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Security monitoring technology of the caisson foundation of anchorage in construction

Feng Zhaoxiang,Wang Jinguo,Wang Jian

Strategic Study of CAE 2010, Volume 12, Issue 4,   Pages 68-72

Abstract: Sidewall earth pressure increases first, and then decreases with the increase of embedment depth.

Keywords： caisson     control index     well sinking     sidewall earth pressure    

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Model test study on surrounding soil stress distribution of DX pile

Tang Songtao,Chen Lihong,Yuan Xiyu

Strategic Study of CAE 2012, Volume 14, Issue 1,   Pages 105-112

Abstract: At the meantime, miniature earth pressure cells are installed to test the stress in the surrounding soil

Keywords： DX pile     earth pressure cell     stress measurement    

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Effect of earth reinforcement, soil properties and wall properties on bridge MSE walls

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 5,   Pages 1209-1221 doi: 10.1007/s11709-021-0764-2

Abstract: Mechanically stabilized earth (MSE) retaining walls are popular for highway bridge structures.They have precast concrete panels attached to earth reinforcement.The effects of pore pressure, soil cohesion, earth reinforcement type and length, breakage/slippage ofResults showed that the wall movement is affected by soil pore pressure and reinforcement integrity andProper soil drainage is important for control of pore pressure.

Keywords： mechanically stabilized earth walls     precast concrete panels     backfill soil     finite element modeling     earth reinforcement    

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New Perspectives of Seismic Safety Evaluation in Urban Planning：The Discovery of “Macroseism Generating

Li Ping,Yang Mei´e,Zhao Dongzhi

Strategic Study of CAE 2007, Volume 9, Issue 7,   Pages 1-6

Abstract:

Though not all active faults will generate strong earthquake, peopleStrong earthquake will take place only on a fraction of the active faults in a time scale as long asDuring a strong earthquake, the seismic intensity may increase abruptly by 2 to 3 or more degrees alongOff the fault, the seismic peak ground acceleration decreases with distance.In anti-seismic design, the commonly-used seismic ground motion parameters(or the seismic intensity)often

Keywords： urban planning     active fault     macroseism generating fault     seismic amplifying effect of macroseism generating    

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First-Principles Methods in the Investigation of the Chemical and Transport Properties of Materials under Extreme Conditions Review

John S. Tse

Engineering 2019, Volume 5, Issue 3,   Pages 421-433 doi: 10.1016/j.eng.2019.01.008

Abstract:

Earth is a dynamic system.The thermodynamics conditions of Earth vary drastically depending on the depth, ranging from ambienttemperature and pressure at the surface to 360 GPa and 6600 K at the core.Consequently, the physical and chemical properties of Earth's constituents (e.g., silicate and carbonatedynamics (FPMD) method to the investigation of chemical and thermodynamic transport processes relevant to Earth

Keywords： High pressure     High temperature     Earth mantle     Molecular dynamics     Density functional method     Transport    

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Title Author Date Type Operation

Upper bound solution to seismic active earth pressure of submerged backfill subjected to partial drainage

Journal Article

Deviation correction strategy for the earth pressure balance shield based on shield–soil interactions

Journal Article

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

Journal Article

Seismic stability of earth slopes with tension crack

Yundong ZHOU, Fei ZHANG, Jingquan Wang, Yufeng GAO, Guangyu DAI

Journal Article

Coulomb-type solutions for passive earth pressure with steady seepage

WANG Junjie, CHAI Hejun, LIN Xin, XU Jiamei

Journal Article

Experimental study on working parameters of earth pressure balance shield machine tunneling in soft ground

ZHU Hehua, LIAO Shaoming, XU Qianwei, ZHENG Qizhen

Journal Article

Semi-active fuzzy control of Lali Cable-Stayed Bridge using MR dampers under seismic excitation

Sajad JAVADINASAB HORMOZABAD, Amir K. GHORBANI-TANHA

Journal Article

Identification of abnormal operating conditions and intelligent decision system

Xiuliang LI, Junjie JIANG, Hongye SU, Jian CHU

Journal Article

Development of High-Pressure Multigrain X-Ray Diffraction for Exploring the Earth’s Interior

Li Zhang, Hongsheng Yuan, Yue Meng, Ho-kwang Mao

Journal Article

Experimental study on concrete box culverts in trenches

Baoguo CHEN, Junjie ZHENG, Jie HAN

Journal Article

Security monitoring technology of the caisson foundation of anchorage in construction

Feng Zhaoxiang,Wang Jinguo,Wang Jian

Journal Article

Model test study on surrounding soil stress distribution of DX pile

Tang Songtao,Chen Lihong,Yuan Xiyu

Journal Article

Effect of earth reinforcement, soil properties and wall properties on bridge MSE walls

Journal Article

New Perspectives of Seismic Safety Evaluation in Urban Planning：The Discovery of “Macroseism Generating

Li Ping,Yang Mei´e,Zhao Dongzhi

Journal Article

First-Principles Methods in the Investigation of the Chemical and Transport Properties of Materials under Extreme Conditions

John S. Tse

Journal Article