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Shear stress distribution prediction in symmetric compound channels using data mining and machine learning

Zohreh SHEIKH KHOZANI, Khabat KHOSRAVI, Mohammadamin TORABI, Amir MOSAVI, Bahram REZAEI, Timon RABCZUK

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 5,   Pages 1097-1109 doi: 10.1007/s11709-020-0634-3

Abstract: Shear stress distribution prediction in open channels is of utmost importance in hydraulic structuralIn this study, at first, a series of experimental tests were conducted to assess the shear stress distributionThe shear stress values around the whole wetted perimeter were measured in the compound channel withstress distribution in the compound channel.stress distribution.

Keywords: compound channel     machine learning     SKM model     shear stress distribution     data mining models    

Prediction of the shear wave velocity

Amoroso SARA

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 1,   Pages 83-92 doi: 10.1007/s11709-013-0234-6

Abstract: The paper examines the correlations to obtain rough estimates of the shear wave velocity from non-seismicresearch sites suggest that the DMT predictions of from the parameters (material index), (horizontal stressthe CPT predictions from (cone resistance), presumably because of the availability, by DMT, of the stress

Keywords: horizontal stress index     shear wave velocity     flat dilatometer test     cone penetration test    

An investigation on stress distribution effect on multi- piezoelectric energy harvesters

Hailu YANG, Dongwei CAO

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 3,   Pages 301-307 doi: 10.1007/s11709-017-0404-z

Abstract: The stress distribution will significantly affect the piezoelectric material performance.When the same multi piezoelectric units work together, if the stress state of the piezoelectric unitsFor uneven stress distribution, the optimal output mode is that each of the piezoelectric units rectified

Keywords: piezoelectric transducer     uneven stress     impedance matching     optimal energy output    

Bridging finite element and deep learning: High-resolution stress distribution prediction in structural

Hamed BOLANDI; Xuyang LI; Talal SALEM; Vishnu Naresh BODDETI; Nizar LAJNEF

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 11,   Pages 1365-1377 doi: 10.1007/s11709-022-0882-5

Abstract: Finite-element analysis (FEA) for structures has been broadly used to conduct stress analysis of variouswas designed and trained to use the geometry, boundary conditions, and load as input to predict the stressThe trained DL model can predict the stress distributions with a mean absolute error of 0.9% and an absolutepeak error of 0.46% for the von Mises stress distribution.This study shows the feasibility and potential of using DL techniques to bypass FEA for stress analysis

Keywords: Deep Learning     finite element analysis     stress contours     structural components    

Shear assessment of compression flanges of structural concrete T-beams

Bj?rn SCHüTTE,Viktor SIGRIST

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 4,   Pages 354-361 doi: 10.1007/s11709-014-0082-z

Abstract: The general design procedure is based on a strut-and-tie (or a stress field) model which comprises spreadingAn advanced method for the analysis of webs in shear is the Generalized Stress Field Approach [ ].

Keywords: concrete structures     structural assessment     stress field analysis     shear    

The Principle of Interaction Between Plastic Volumetric and Shear Strains for Unsaturated Soils

Wang Jingtao

Strategic Study of CAE 2007, Volume 9, Issue 11,   Pages 11-15

Abstract: text-align: justify;">In this paper,  the principle of interaction between plastic volumetric and shearstrain appear in the unsaturated state of a soil besides the interaction between plastic volumetric and shear By means of this property of suction,  the physical significance of effective stress parameterthat the critical state line for unsaturated soils exists,  and is unique and independent of the stress

Keywords: the principle of interaction between plastic volumetric and shear strains     unsaturated soil     matric suction     the principle of effective stress    

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 soilHowever, when the bell locates on the lower part of pile shaft, the stress of soil around the pile tipFor two-bell DX pile, the stresses around the two bells are similar, and the range of soil stress inducedFor the DX pile with three bells, the soil stress around the bells spread increasingly, while the amplitude

Keywords: DX pile     earth pressure cell     stress measurement    

Performance of fixed beam without interacting bars

Aydin SHISHEGARAN, Behnam KARAMI, Timon RABCZUK, Arshia SHISHEGARAN, Mohammad Ali NAGHSH, Mohammreza MOHAMMAD KHANI

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 5,   Pages 1180-1195 doi: 10.1007/s11709-020-0661-0

Abstract: The goal of this study is to develop a transferred stress system (TSS) on longitudinal reinforcementBased on the validated FE models, the stress distribution on the ordinary and TSS bars were evaluatedThe crack distribution was changed in the TSS fixed frame.

Keywords: transferred stress system     bending capacity     crack opening     crack propagation     FE nonlinear model     stressdistribution    

Optimizing Z-directional Steely Needlepoint Based on Fiber Bending and Elongation

Zhu Jianxun,He Jianmin,Wang Haiyan,Zhou Zhigang

Strategic Study of CAE 2003, Volume 5, Issue 9,   Pages 18-21

Abstract: model of steely needle, then discusses the increasing and decreasing relation between maximum bending stress, maximum shear stress and the resistance that acts on needlepoint and radius and length of needlepoint

Keywords: integrated piercing     bending stress     shear stress     radius of needlepoint     length of needlepoint     optimization    

Modeling of shear walls using finite shear connector elements based on continuum plasticity

Ulf Arne GIRHAMMAR, Per Johan GUSTAFSSON, Bo KÄLLSNER

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 2,   Pages 143-157 doi: 10.1007/s11709-016-0377-3

Abstract: behavior of the sheathing-to-framing joints has a significant impact on the structural performance of shearThis paper is focused on the finite element modeling of shear walls.The purpose is to present a new shear connector element based on the theory of continuum plasticity.Load-displacement curves for shear walls are calculated using the shear connector model and they are

Keywords: shear walls     wall diaphragms     finite element modelling     plastic shear connector     analytical modelling     experimental    

Global sensitivity analysis of certain and uncertain factors for a circular tunnel under seismic action

Nazim Abdul NARIMAN, Raja Rizwan HUSSAIN, Ilham Ibrahim MOHAMMAD, Peyman KARAMPOUR

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 6,   Pages 1289-1300 doi: 10.1007/s11709-019-0548-0

Abstract: There are many certain and uncertain design factors which have unrevealed rational effects on the generation of tensile damage and the stability of the circular tunnels during seismic actions. In this research paper, we have dedicated three certain and four uncertain design factors to quantify their rational effects using numerical simulations and the Sobol’s sensitivity indices. Main effects and interaction effects between the design factors have been determined supporting on variance-based global sensitivity analysis. The results detected that the concrete modulus of elasticity for the tunnel lining has the greatest effect on the tensile damage generation in the tunnel lining during the seismic action. In the other direction, the interactions between the concrete density and both of concrete modulus of elasticity and tunnel diameter have appreciable effects on the tensile damage. Furthermore, the tunnel diameter has the deciding effect on the stability of the tunnel structure. While the interaction between the tunnel diameter and concrete density has appreciable effect on the stability process. It is worthy to mention that Sobol’s sensitivity indices manifested strong efficiency in detecting the roles of each design factor in cooperation with the numerical simulations explaining the responses of the circular tunnel during seismic actions.

Keywords: shear waves     Sobol’s sensitivity indices     maximum principal stress     maximum overall displacement     tensile    

Nonlinear numerical simulation of punching shear behavior of reinforced concrete flat slabs with shear-heads

Dan V. BOMPA, Ahmed Y. ELGHAZOULI

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 2,   Pages 331-356 doi: 10.1007/s11709-019-0596-5

Abstract: paper examines the structural response of reinforced concrete flat slabs, provided with fully-embedded shear-headsassessments enable the identification of three modes of failure as a function of the interaction between the shear-headPractical recommendations are also provided for the design of shear-heads in RC slabs, including theshown to offer a more reliable design approach in comparison with existing methods for all types of shear-heads

Keywords: non-linear numerical modelling     concrete damage plasticity     RC flat slabs     shear-heads     punching shear    

Behaviour of self-centring shear walls——A state of the art review

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 1,   Pages 53-77 doi: 10.1007/s11709-022-0850-0

Abstract: post-tensioning (PT) in structural walls has led to the development of advanced self-centring (rocking) shearsliding, confinement, seismic performance factors, PT loss, PT force range and residual drifts of shearThe established database was then used to review shear walls’ configurations, material, and componentsThe behaviour of concrete, masonry and timber shear walls were compared and critically analysed.configurations of the walls, material used for construction of the wall (concrete, masonry, timber) and axial stress

Keywords: self-centring shear walls     rocking walls     energy dissipation     seismic performance factors     PT loss     residual    

Stress distribution in third subsidence belt

Yan Zhitao,Liu Jianzhong,Qiu Jinping,Jin Lihua

Strategic Study of CAE 2009, Volume 11, Issue 2,   Pages 33-35

Abstract:

Stress distribution in the third subsidence belt is presented , withorientation obtained from monitoring hydraulic fracturing , and the direction of the maximum principle stressranges from 55° NE to 75° NE , concentrated on 65° NE , showing a stable distribution ofthe direction of maximum stress .The monitoring data implies that the tectonic stress direction in third subsidence belt is the combined

Keywords: fracturing monitoring with micro- seismics     third subsidence belt     direction of maximumprinciple stress    

On braced trapezoidal corrugated steel shear panels: An experimental and numerical study

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 3,   Pages 396-410 doi: 10.1007/s11709-023-0934-5

Abstract: system consisting of a combination of braces and steel infill panels called the braced corrugated steel shearSubsequently, a relationship was established to estimate the buckling shear strength of the system withoutThe results obtained from the parametric study indicate that the corrugated steel shear panel (CSSP)

Keywords: trapezoidal corrugated plate     steel shear panel     braced steel shear panel     experimental study     buckling    

Title Author Date Type Operation

Shear stress distribution prediction in symmetric compound channels using data mining and machine learning

Zohreh SHEIKH KHOZANI, Khabat KHOSRAVI, Mohammadamin TORABI, Amir MOSAVI, Bahram REZAEI, Timon RABCZUK

Journal Article

Prediction of the shear wave velocity

Amoroso SARA

Journal Article

An investigation on stress distribution effect on multi- piezoelectric energy harvesters

Hailu YANG, Dongwei CAO

Journal Article

Bridging finite element and deep learning: High-resolution stress distribution prediction in structural

Hamed BOLANDI; Xuyang LI; Talal SALEM; Vishnu Naresh BODDETI; Nizar LAJNEF

Journal Article

Shear assessment of compression flanges of structural concrete T-beams

Bj?rn SCHüTTE,Viktor SIGRIST

Journal Article

The Principle of Interaction Between Plastic Volumetric and Shear Strains for Unsaturated Soils

Wang Jingtao

Journal Article

Model test study on surrounding soil stress distribution of DX pile

Tang Songtao,Chen Lihong,Yuan Xiyu

Journal Article

Performance of fixed beam without interacting bars

Aydin SHISHEGARAN, Behnam KARAMI, Timon RABCZUK, Arshia SHISHEGARAN, Mohammad Ali NAGHSH, Mohammreza MOHAMMAD KHANI

Journal Article

Optimizing Z-directional Steely Needlepoint Based on Fiber Bending and Elongation

Zhu Jianxun,He Jianmin,Wang Haiyan,Zhou Zhigang

Journal Article

Modeling of shear walls using finite shear connector elements based on continuum plasticity

Ulf Arne GIRHAMMAR, Per Johan GUSTAFSSON, Bo KÄLLSNER

Journal Article

Global sensitivity analysis of certain and uncertain factors for a circular tunnel under seismic action

Nazim Abdul NARIMAN, Raja Rizwan HUSSAIN, Ilham Ibrahim MOHAMMAD, Peyman KARAMPOUR

Journal Article

Nonlinear numerical simulation of punching shear behavior of reinforced concrete flat slabs with shear-heads

Dan V. BOMPA, Ahmed Y. ELGHAZOULI

Journal Article

Behaviour of self-centring shear walls——A state of the art review

Journal Article

Stress distribution in third subsidence belt

Yan Zhitao,Liu Jianzhong,Qiu Jinping,Jin Lihua

Journal Article

On braced trapezoidal corrugated steel shear panels: An experimental and numerical study

Journal Article