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non-conforming crack front elements of quadrilateral and triangular types for 3D crack problems using the boundaryelement method

Guizhong XIE, Fenglin ZHOU, Hao LI, Xiaoyu WEN, Fannian MENG

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 3,   Pages 332-341 doi: 10.1007/s11465-019-0540-3

Abstract: non-conforming crack front elements of quadrilateral and triangular types for 3D crack problems when the dualboundary element method is applied.

Keywords： Taylor expansion     crack front elements     stress intensity factors     dual boundary element method    

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Comparison of indirect boundary element and finite element methods A case study: Shiraz-Esfahan railway

Amin MANOUCHEHRIAN, Mohammad Fatehi MARJI, Mohsen MOHEBBI

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 4,   Pages 385-392 doi: 10.1007/s11709-012-0173-7

Abstract: Recently, various numerical methods such as finite element method (FEM), discrete element method (DEM), finite difference method (FDM) and boundary element method (BEM) have been used extremely in geosciencesThis paper suggests the implementation of the indirect boundary element method (IBEM) as a formulationTo validate the results, they were compared with FEM results as a commonly used numerical method.In rock mechanics, for problems with a low ratio of boundary surface to volume, FEM is not very well

Keywords： indirect boundary element method     finite element method     displacement     tunnel     case study    

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Acoustic analysis of lightweight auto-body based on finite element method and boundary element method

LIANG Xinhua, ZHU Ping, LIN Zhongqin, ZHANG Yan

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 1,   Pages 99-103 doi: 10.1007/s11465-007-0017-7

Abstract: lightweight automotive prototype using alternative materials and gauge thickness is studied by a numerical methodof 1 150 Hz, the frequency response function (FRF) of the body structure is calculated by a finite elementmethod (FEM) to get the dynamic behavior of the auto-body structure.The pressure response of the interior acoustic domain is solved by a boundary element method (BEM).

Keywords： harshness     automotive prototype     structural optimization     vibration     efficient    

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Scaled boundary finite element method with exact defining curves for two-dimensional linear multi-field

Jaroon RUNGAMORNRAT, Chung Nguyen VAN

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 201-214 doi: 10.1007/s11709-018-0488-0

Abstract: This paper presents an efficient and accurate numerical technique based upon the scaled boundary finiteelement method for the analysis of two-dimensional, linear, second-order, boundary value problems withThe scaled boundary finite element formulation is established in a general framework allowing single-fieldand multi-field problems, bounded and unbounded bodies, distributed body source, and general boundaryStandard finite element shape functions are employed in the discretization of both trial and test functions

Keywords： multi-field problems     defining curve     exact geometry     general boundary conditions     SBFEM    

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Improved numerical method for time domain dynamic structure-foundation interaction analysis based onscaled boundary finite element method

DU Jianguo, LIN Gao

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 4,   Pages 336-342 doi: 10.1007/s11709-008-0054-2

Abstract: Based on the reduced set of base function in scaled boundary finite element method (SBFEM), an improved

Keywords： structure-foundation interface     computational efficiency     different     suitable     numerical approach    

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Implementation of sinh method in integration space for boundary integrals with near singularity in potential

Guizhong XIE,Dehai ZHANG,Jianming ZHANG,Fannian MENG,Wenliao DU,Xiaoyu WEN

Frontiers of Mechanical Engineering 2016, Volume 11, Issue 4,   Pages 412-422 doi: 10.1007/s11465-016-0396-8

Abstract:

As a widely used numerical method, boundary element method (BEM) is efficient for computer aided engineeringHowever, boundary integrals with near singularity need to be calculated accurately and efficiently tothe location of the projection point is outside the element, where boundary integrals with near singularityThe revised sinh method can be directly performed in the integration element.Results demonstrate that our method is effective for regularizing the boundary integrals with near singularity

Keywords： computer aided engineering (CAE)     boundary element method (BEM)     near singularity     sinh method     coordinate    

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Ribbed strip rolling by three-dimensional finite element method combining extremely thin array of elements

Zhengyi JIANG,

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 1,   Pages 52-60 doi: 10.1007/s11465-009-0087-9

Abstract: In this paper, a three-dimensional finite element modelling of the ribbed strip rolling is carried outThe formulation of the finite element modelling by adding a rib inclined contact surface boundary conditionis derived, and the performance of the proposed method is conducted.

Keywords： rib inclined contact boundary condition     ribbed strip     extremely thin elements     pulling down of rib height     finite element modelling    

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Study of an artificial boundary condition based on the damping-solvent extraction method

Qiang XU, Jianyun CHEN, Jing LI, Mingming WANG

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 3,   Pages 281-287 doi: 10.1007/s11709-012-0167-5

Abstract: A new artificial boundary condition for time domain analysis of a structure-unlimited-foundation systemThe boundary condition was based on the damping-solvent extraction method.The principle of the damping-solvent extraction method was described.Compared with the damping-solvent extraction method, this boundary condition is easier to be appliedto finite element method (FEM)-based numerical calculations.

Keywords： damping-solvent extraction method     structure-unlimited-foundation system     spring-damper system     artificialdamping limited region     finite element method    

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investigation of circle defining curve for two-dimensional problem with general boundaries using the scaled boundaryfinite element method

Chung Nguyen VAN

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 92-102 doi: 10.1007/s11709-018-0472-8

Abstract: The scaled boundary finite element method (SBFEM) is applied to the static analysis of two dimensionalThe scaled boundary finite element equations is formulated within a general framework integrating theNumerical examples show the accuracy and efficiency of the proposed method, and the performance is foundto be better than using standard linear element for the approximation defining curve on the scaled boundarymethod.

Keywords： exact geometry     circular defining curve     general boundaries     SBFEM    

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Explicit optimization method for cutting-screw-thread on the basis of dual-RSM

Zhengbao LEI, Shubin WEI, Qingyun DU

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 4,   Pages 423-430 doi: 10.1007/s11465-010-0109-7

Abstract: Second, the peak acceleration function of each parameter by using response surface method (RSM) is obtainedA dual RSM-based explicit method is proposed.This method can satisfy the demand for engineering accuracy.

Keywords： vehicle engineering     crash     safety     explicit method     response surface method    

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The smoothed finite element method (S-FEM): A framework for the design of numerical models for desired

Gui-Rong Liu

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 2,   Pages 456-477 doi: 10.1007/s11709-019-0519-5

Abstract:

The smoothed finite element method (S-FEM) was originated by G R Liu by combining some meshfree techniqueswith the well-established standard finite element method (FEM).

Keywords： computational method     finite element method     smoothed finite element method     strain smoothing technique    

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A new meshless approach for bending analysis of thin plates with arbitrary shapes and boundary conditions

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 1,   Pages 75-85 doi: 10.1007/s11709-021-0798-5

Abstract: integration is needed, while the unknown coefficients of deflection expression could be determined through boundaryconditions by using a collocation point method.and accuracy of the approach are shown through numerical results of plates with arbitrary shapes and boundary

Keywords： plate     bending     meshless method     collocation    

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Numerical study and control method of interaction of nucleation and boundary layer separation in condensing

Liansuo AN , Zhi WANG , Zhonghe HAN ,

Frontiers in Energy 2009, Volume 3, Issue 3,   Pages 254-261 doi: 10.1007/s11708-009-0047-4

Abstract: Stokes viscous flow solution procedure and the process of condensation was calculated by the quadrature methodResults were presented for viscous and inviscous flow, showing the influence of boundary layer separationFurthermore, the impact of boundary layer separation and wake vortices on velocity profiles and its implicationsA method for controlling homogeneous nucleation and for reducing degree of flow separation in high-speedThe numerical study provides a practical design method for turbine blade to reduce wetness losses.

Keywords： wet steam     two-phase flow     spontaneous condensation     numerical simulation     flow separation     profile loss    

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3D mode discrete element method with the elastoplastic model

Wei HU, Feng JIN, Chong ZHANG, Jinting WANG

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 1,   Pages 57-68 doi: 10.1007/s11709-012-0139-9

Abstract: The three-dimensional mode-deformable discrete element method (3MDEM) is an extended distinct element

Keywords： mode discrete element method     elastoplastic     numerical method     discontinuum     contact    

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Applying the spectral stochastic finite element method in multiple-random field RC structures

Abbas YAZDANI

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 4,   Pages 434-447 doi: 10.1007/s11709-022-0820-6

Abstract: This paper uses the spectral stochastic finite element method (SSFEM) for analyzing reinforced concrete

Keywords： uncertainty     spectral stochastic finite element method     correlation length     reliability assessment     reinforced    

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Title Author Date Type Operation

non-conforming crack front elements of quadrilateral and triangular types for 3D crack problems using the boundaryelement method

Guizhong XIE, Fenglin ZHOU, Hao LI, Xiaoyu WEN, Fannian MENG

Journal Article

Comparison of indirect boundary element and finite element methods A case study: Shiraz-Esfahan railway

Amin MANOUCHEHRIAN, Mohammad Fatehi MARJI, Mohsen MOHEBBI

Journal Article

Acoustic analysis of lightweight auto-body based on finite element method and boundary element method

LIANG Xinhua, ZHU Ping, LIN Zhongqin, ZHANG Yan

Journal Article

Scaled boundary finite element method with exact defining curves for two-dimensional linear multi-field

Jaroon RUNGAMORNRAT, Chung Nguyen VAN

Journal Article

Improved numerical method for time domain dynamic structure-foundation interaction analysis based onscaled boundary finite element method

DU Jianguo, LIN Gao

Journal Article

Implementation of sinh method in integration space for boundary integrals with near singularity in potential

Guizhong XIE,Dehai ZHANG,Jianming ZHANG,Fannian MENG,Wenliao DU,Xiaoyu WEN

Journal Article

Ribbed strip rolling by three-dimensional finite element method combining extremely thin array of elements

Zhengyi JIANG,

Journal Article

Study of an artificial boundary condition based on the damping-solvent extraction method

Qiang XU, Jianyun CHEN, Jing LI, Mingming WANG

Journal Article

investigation of circle defining curve for two-dimensional problem with general boundaries using the scaled boundaryfinite element method

Chung Nguyen VAN

Journal Article

Explicit optimization method for cutting-screw-thread on the basis of dual-RSM

Zhengbao LEI, Shubin WEI, Qingyun DU

Journal Article

The smoothed finite element method (S-FEM): A framework for the design of numerical models for desired

Gui-Rong Liu

Journal Article

A new meshless approach for bending analysis of thin plates with arbitrary shapes and boundary conditions

Journal Article

Numerical study and control method of interaction of nucleation and boundary layer separation in condensing

Liansuo AN , Zhi WANG , Zhonghe HAN ,

Journal Article

3D mode discrete element method with the elastoplastic model

Wei HU, Feng JIN, Chong ZHANG, Jinting WANG

Journal Article

Applying the spectral stochastic finite element method in multiple-random field RC structures

Abbas YAZDANI

Journal Article