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An extended cell-based smoothed discrete shear gap method (XCS-FEM-DSG3) for free vibration analysis

M. H. NGUYEN-THOI,L. Le-ANH,V. Ho-HUU,H. Dang-TRUNG,T. NGUYEN-THOI

Frontiers of Structural and Civil Engineering 2015, Volume 9, Issue 4,   Pages 341-358 doi: 10.1007/s11709-015-0302-1

Abstract: A cell-based smoothed discrete shear gap method (CS-FEM-DSG3) was recently proposed and proven to beThe method improves significantly the accuracy of the solution due to softening effect of the cell-basedfunctions of the extended finite element method (XFEM) to give a so-called extended cell-based smootheddiscrete shear gap method (XCS-FEM-DSG3).The accuracy and reliability of the novel XCS-FEM-DSG3 for free vibration analysis of cracked Reissner-Mindlin

Keywords： cracked Reissner-Mindlin shell     free vibration analysis     cell-based smoothed discrete shear gap method(CS-FEM-DSG3)     extended cell-based smoothed discrete shear gap method (XCS-FEM-DSG3)     smoothed finite element    

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Static analysis of corrugated panels using homogenization models and a cell-based smoothed mindlin plateelement (CS-MIN3)

Nhan NGUYEN-MINH, Nha TRAN-VAN, Thang BUI-XUAN, Trung NGUYEN-THOI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 2,   Pages 251-272 doi: 10.1007/s11709-017-0456-0

Abstract: In addition, in the recent trend of development of smoothed finite element methods, the cell-based smoothedthree-node Mindlin plate element (CS-MIN3) based on the first-order shear deformation theory (FSDT)Thus, this paper further extends the CS-MIN3 by integrating itself with homogenization models to giveIn these methods, the equivalent extensional, bending, and transverse shear stiffness components which

Keywords： homogenization     corrugated panel     asymptotic analysis     smoothed finite element method (S-FEM)     cell-basedsmoothed three-node Mindlin plate element (CS-MIN3)    

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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).article first provides a concise and easy-to-follow presentation of key formulations used in the S-FEMA number of important properties and unique features of S-FEM models are discussed in detail, including1) theoretically proven softening effects; 2) upper-bound solutions; 3) accurate solutions and higher

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

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A “Sequential Design of Simulations” approach for exploiting and calibrating discrete element simulations

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 6,   Pages 874-885 doi: 10.1007/s11705-021-2131-1

Abstract: The flow behaviours of cohesive particles in the ring shear test were simulated and examined using discreteelement method guided by a design of experiments methodology.It is found that the powder flow in the shear cell can be classified into four regimes.at the point of incipient flow than the shear stress during the pre-shear process.from the Schulze ring shear test.

Keywords： discrete element method     cohesive materials     parameter calibration     ring shear cell     design of experiments    

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The regulatory sciences for stem cell-based medicinal products

Bao-Zhu Yuan,Junzhi Wang

Frontiers of Medicine 2014, Volume 8, Issue 2,   Pages 190-200 doi: 10.1007/s11684-014-0323-5

Abstract:

Over the past few years, several new achievements have been made from stem cell studies, many of whichMoreover, some stem cell-based products have been approved for marketing by different national regulatoryHowever, many critical issues associated mainly with incomplete understanding of stem cell biology andIn this review, we summarize some new achievements in stem cell studies, especially the preclinical andabreast of evolvement of stem cell sciences and technologies.

Keywords： stem cell-based medicinal products (SCMPs)     stem cell therapy (SCT)     safety     effectiveness     standards     guidelines    

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MAS-based production scheduling system for manufacturing cell-based workshop

CHU Hong-yan, CAO Quan-jun, FEI Ren-yuan

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 4,   Pages 375-380 doi: 10.1007/s11465-006-0043-x

Abstract: In this paper, the manufacturing cell-based workshop is described and its scheduling system structureis established based on MAS (multi-agent system) technology.The CORBA-based architecture of the communication is designed and some interfaces for the communication

Keywords： negotiation     selection     multi-agent     communication     abnormal    

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Challenges of NK cell-based immunotherapy in the new era

Fang Fang, Weihua Xiao, Zhigang Tian

Frontiers of Medicine 2018, Volume 12, Issue 4,   Pages 440-450 doi: tzg@ustc.edu.cn

Abstract: Various cellular sources, including peripheral blood mononuclear cells (PBMCs), stem cells, and NK cellHowever, considering the safety, activities, and reliability of the cell products, researchers must developIn this review, the challenges on NK cell-based therapeutic approaches and clinical outcomes are discussed

Keywords： natural killer cells     immunotherapy     adoptive transfer     genetic modification     immune checkpoint inhibitor    

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Concurrent fatigue crack growth simulation using extended finite element method

Zizi LU, Yongming LIU,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 3,   Pages 339-347 doi: 10.1007/s11709-010-0078-2

Abstract: growth analysis is proposed using a novel small time scale model for fatigue mechanism analysis and the extendedfinite element method (X-FEM) for fatigue crack growth simulation.The X-FEM greatly facilitates crack growth simulation without remeshing requirements ahead of the cracktip as in the classical finite element method.The basic concept and theory of X-FEM was briefly introduced and numerical predictions of stress intensity

Keywords： small time scale model     extended finite element method (X-FEM)     crack growth     multiaxial    

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3D finite element method (FEM) simulation of groundwater flow during backward erosion piping

Kristine VANDENBOER,Vera van BEEK,Adam BEZUIJEN

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 2,   Pages 160-166 doi: 10.1007/s11709-014-0257-7

Abstract: At present, the prediction models for safety assessment are often based on 2D assumptions.In this work, a 3D numerical approach of the groundwater flow leading to the erosion mechanism of backwardComparison of the 2D and 3D numerical results explicitly demonstrates the inherent 3D nature of the pipingThe results clearly indicate the superiority of the presented 3D numerical model compared to the establishedMoreover, the 3D numerical results enable a better understanding of the complex physical mechanism involved

Keywords： backward erosion piping     groundwater flow     3D finite element method (FEM)    

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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 elementThe deformation of blocks is expressed by the combination of the deformation modes in 3MDEM.In this paper, the elastoplastic constitutive relationship of blocks is implemented on the 3MDEM platformTo overcome the shortcomings of the conventional criterion for contact fracturing, a new criterion based

Keywords： mode discrete element method     elastoplastic     numerical method     discontinuum     contact    

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A dynamic model of mobile concrete pump boom based on discrete time transfer matrix method

Wu REN, Yunxin WU, Zhaowei ZHANG

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 4,   Pages 360-366 doi: 10.1007/s11465-013-0280-8

Abstract: A dynamics model of a mobile concrete pump boom is established based on discrete time transfer matrixmethod (DTTMM).The displacement and rotation angle curves of the proposed method fit well with the ADAMS model.

Keywords： multi-body     mobile concrete pump boom     discrete time transfer matrix method (DTTMM)     kinematic     dynamic     tip    

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FEM-based strain analysis study for multilayer sheet forming process

Rongjing ZHANG,Lihui LANG,Rizwan ZAFAR

Frontiers of Mechanical Engineering 2015, Volume 10, Issue 4,   Pages 373-379 doi: 10.1007/s11465-015-0371-9

Abstract: To further explore the novel method, this study conducts a finite element method-based (FEM-based) strainanalysis on multilayer blanks by using the 3A method.Optimal process parameters are determined on the basis of fixed die-binder gap and variable cavity pressurethis study will enhance the knowledge on the mechanics of multilayer structures formed by using the 3Amethod and expand its commercial applications.

Keywords： finite element method (FEM)     strain analysis     multilayer sheet forming    

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Buffer capacity of granular matter to impact of spherical projectile based on discrete element method

Ying YAN, Pengfei LI, Shunying JI

Frontiers of Structural and Civil Engineering 2013, Volume 7, Issue 1,   Pages 50-54 doi: 10.1007/s11709-013-0186-x

Abstract: To investigate the impact-absorbing capacity of granular matter, the discrete element method (DEM) is

Keywords： granular matter     impact peak     buffer capacity     discrete element method     critical thickness    

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Thermo-elastic extended meshfree method for fracture without crack tip enrichment

A. ASADPOUR

Frontiers of Structural and Civil Engineering 2015, Volume 9, Issue 4,   Pages 441-447 doi: 10.1007/s11709-015-0319-5

Abstract: This is the first manuscript presenting an extended meshfree method for thermo- elastic fracture whichTwo benchmark examples illustrate the efficiency of the method.

Keywords： meshfree method     thermo-elasticity    

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Application of coupled multi-body dynamics–discrete element method for optimization of particle damper

Danhui DAN, Qianqing WANG, Jiongxin GONG

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 1,   Pages 244-252 doi: 10.1007/s11709-021-0696-x

Abstract: In this paper, a coupled multi-body dynamics–discrete element method is proposed to simulate the dampingThe analyses are done by combining the discrete element method in EDEM and multi-body dynamics in ADAMS

Keywords： granular material     vibration control     discrete element method     particle damper     cable vibration    

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Title Author Date Type Operation

An extended cell-based smoothed discrete shear gap method (XCS-FEM-DSG3) for free vibration analysis

M. H. NGUYEN-THOI,L. Le-ANH,V. Ho-HUU,H. Dang-TRUNG,T. NGUYEN-THOI

Journal Article

Static analysis of corrugated panels using homogenization models and a cell-based smoothed mindlin plateelement (CS-MIN3)

Nhan NGUYEN-MINH, Nha TRAN-VAN, Thang BUI-XUAN, Trung NGUYEN-THOI

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 “Sequential Design of Simulations” approach for exploiting and calibrating discrete element simulations

Journal Article

The regulatory sciences for stem cell-based medicinal products

Bao-Zhu Yuan,Junzhi Wang

Journal Article

MAS-based production scheduling system for manufacturing cell-based workshop

CHU Hong-yan, CAO Quan-jun, FEI Ren-yuan

Journal Article

Challenges of NK cell-based immunotherapy in the new era

Fang Fang, Weihua Xiao, Zhigang Tian

Journal Article

Concurrent fatigue crack growth simulation using extended finite element method

Zizi LU, Yongming LIU,

Journal Article

3D finite element method (FEM) simulation of groundwater flow during backward erosion piping

Kristine VANDENBOER,Vera van BEEK,Adam BEZUIJEN

Journal Article

3D mode discrete element method with the elastoplastic model

Wei HU, Feng JIN, Chong ZHANG, Jinting WANG

Journal Article

A dynamic model of mobile concrete pump boom based on discrete time transfer matrix method

Wu REN, Yunxin WU, Zhaowei ZHANG

Journal Article

FEM-based strain analysis study for multilayer sheet forming process

Rongjing ZHANG,Lihui LANG,Rizwan ZAFAR

Journal Article

Buffer capacity of granular matter to impact of spherical projectile based on discrete element method

Ying YAN, Pengfei LI, Shunying JI

Journal Article

Thermo-elastic extended meshfree method for fracture without crack tip enrichment

A. ASADPOUR

Journal Article

Application of coupled multi-body dynamics–discrete element method for optimization of particle damper

Danhui DAN, Qianqing WANG, Jiongxin GONG

Journal Article