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A FEniCS implementation of the phase field method for quasi-static brittle fracture

HIRSHIKESH, Sundararajan NATARAJAN, Ratna Kumar ANNABATTULA

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 2,   Pages 380-396 doi: 10.1007/s11709-018-0471-9

Abstract: In the recent years, the phase field method for simulating fracture problems has received considerableThis is due to the salient features of the method: 1) it can be incorporated into any conventional finiteThe present work discusses the implementation of the phase field method for brittle fracture within the

Keywords： phase field method     FEniCS     brittle fracture     crack propagation     variational theory of fracture    

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Implementation aspects of a phase-field approach for brittle fracture

G. D. HUYNH, X. ZHUANG, H. NGUYEN-XUAN

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 2,   Pages 417-428 doi: 10.1007/s11709-018-0477-3

Abstract: This paper provides a comprehensive overview of a phase-field model of fracture in solid mechanics settingstandard finite element shape functions are used for both primary fields including displacements and phasefield.

Keywords： phase-field modeling     FEM     staggered scheme     fracture    

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High-order phase-field model with the local and second-order max-entropy approximants

Fatemeh AMIRI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 2,   Pages 406-416 doi: 10.1007/s11709-018-0475-5

Abstract: We approximate the fracture surface energy functional based on phase-field method with smooth local maximumof the meshfree methods such as LME and SME approximants allows to directly solve the fourth-order phase-fieldThe proposed meshfree fourth-order phase-field formulation show more stable results for SME compared

Keywords： second-order maximum entropy     local maximum entropy     second- and fourth-order phase-field models     B-spline    

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A MATLAB code for the material-field series-expansion topology optimization method

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 3,   Pages 607-622 doi: 10.1007/s11465-021-0637-3

Abstract: This paper presents a MATLAB implementation of the material-field series-expansion (MFSE) topo-logy optimizationmethod.The MFSE method uses a bounded material field with specified spatial correlation to represent the structuralWith the series-expansion method for bounded fields, this material field is described with the characteristicCompared with the conventional density-based method, the MFSE method decouples the topological description

Keywords： MATLAB implementation     topology optimization     material-field series-expansion method     bounded materialfield     dimensionality reduction    

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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 concreteIn doing so, it presents a new framework to study how the correlation length of a random field (RF) with

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

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Multiscale stochastic finite element method on random field modeling of geotechnical problems – a fast

Xi F. XU

Frontiers of Structural and Civil Engineering 2015, Volume 9, Issue 2,   Pages 107-113 doi: 10.1007/s11709-014-0268-4

Abstract: The Green-function-based multiscale stochastic finite element method (MSFEM) has been formulated basedIn this study a fast computing procedure based on the MSFEM is developed to solve random field geotechnicalsettlement shows that the procedure achieves significant computing efficiency compared with Monte Carlo method

Keywords： multiscale     finite element     settlement     perturbation     random field     geotechnical    

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Combined Application of Wide-Field Electromagnetic Method and Flow Field Fitting Method for High-Resolution Article

Jishan He

Engineering 2018, Volume 4, Issue 5,   Pages 667-675 doi: 10.1016/j.eng.2018.09.006

Abstract: and the water distribution in the mine by separate use of various exploration methods such as seismic methodTo solve this difficult problem, a combination of the wide-field electromagnetic method and the flowfield fitting method with three-dimensional resistivity data inversion was applied to determine the precise

Keywords： Wide-field electromagnetic method     Flow field fitting method     Goaf     Water abundance     High-resolution exploration    

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A review on different theoretical models of electrocaloric effect for refrigeration

Frontiers in Energy 2023, Volume 17, Issue 4,   Pages 478-503 doi: 10.1007/s11708-023-0884-6

Abstract: scales (the first-principle-based effective Hamiltonian, the Landau-Devonshire thermodynamic theory, phase-field

Keywords： electrocaloric effect     effective Hamiltonian     phase-field modeling     different theoretical models    

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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: presents an efficient and accurate numerical technique based upon the scaled boundary finite element methodThe 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 boundary

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

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Two-phase early prediction method for remaining useful life of lithium-ion batteries based on a neural

Frontiers in Energy doi: 10.1007/s11708-023-0906-4

Abstract: In order to improve the prediction accuracy of the RUL of LIBs, a two-phase RUL early prediction methodIn the initial phase, the features related to the capacity degradation of LIBs are utilized to trainIn the second phase, GPR uses the DEM as the initial parameter to predict each test set’s early RUL (Experiments show that the method does not need human intervention and has high prediction accuracy.

Keywords： lithium-ion batteries     RUL prediction     double exponential model     neural network     Gaussian process regression (GPR)    

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Influence of advanced engineering measures on displacement and stress field of surrounding rock in tunnels

Frontiers of Structural and Civil Engineering doi: 10.1007/s11709-023-0966-x

Abstract: single- or multiple-joint advanced engineering measures form the local rock mass-anti-fault (LRAF) methodA numerical method was used to investigate the influence of LRAF methods on the stress and displacementFurthermore, anchor cable and grouting modifications changed the stress field of the rock mass in thestress field.The stress field in the modified grouting area changed from shear stress in the fault slip direction

Keywords： anti-fault effect     engineering measures     LRAF method     stress and displacement field     tunnel-crossing    

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Design and optimization of reactive distillation: a review

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 6,   Pages 799-818 doi: 10.1007/s11705-021-2128-9

Abstract: Desired and output information, advantages and limitations of each method are stated, the modificationPerspectives on future research on the design and optimization of reactive distillation method are proposed

Keywords： reactive distillation     process intensification     design method     reactive phase diagram     optimization algorithm    

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Design method and magnetic field analysis of axial-magnetized permanent magnet micromotor

YANG Jiewei, WU Yihui, JIA Hongguang, ZHANG Ping, WANG Shurong

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 3,   Pages 318-322 doi: 10.1007/s11465-007-0056-0

Abstract: on its performance in designing an axial-magnetized permanent magnet micro motor, the finite element methodis adopted to simulate the magnetic field of the dual rotor motor, and the flux density wave form distributedResults of the magnetic field analysis can guide a microminiaturization of the motor.

Keywords： axial-magnetized permanent     diameter     constant     certain     magnetic    

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membranes with micro-nano composite structure using a facile atomization-assisted nonsolvent induced phaseseparation method

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 8,   Pages 1268-1280 doi: 10.1007/s11705-022-2143-5

Abstract: In this work, a novel atomization-assisted nonsolvent induced phase separation method, which is alsoBy using this method, a bicontinuous porous microfiltration membrane with robust micro-nano compositeThe simple, efficient, cost-effective preparation method and excellent membrane properties indicate the

Keywords： atomization     nonsolvent induced phase separation     bicontinuous porous structure     micro-nano composite    

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A general method of designing phase-shifting algorithms for grating lateral shearing interferometry None

Chao FANG, Yang XIANG, Ke-qi QI

Frontiers of Information Technology & Electronic Engineering 2018, Volume 19, Issue 6,   Pages 809-814 doi: 10.1631/FITEE.1601692

Abstract: We propose a general method of designing phase-shifting algorithms for grating lateral shearing interferometryThe algorithms compensate for the zeroth-order effect error and phase-shifting error in varying degreesand introduce the corresponding design method.Based on the expression and method, four phase-shifting algorithms are designed with different phase-shiftingSimulation results verify the general expression and the corresponding design method.

Keywords： Interferometry     Phase measurement     Phase-shifting algorithms    

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Title Author Date Type Operation

A FEniCS implementation of the phase field method for quasi-static brittle fracture

HIRSHIKESH, Sundararajan NATARAJAN, Ratna Kumar ANNABATTULA

Journal Article

Implementation aspects of a phase-field approach for brittle fracture

G. D. HUYNH, X. ZHUANG, H. NGUYEN-XUAN

Journal Article

High-order phase-field model with the local and second-order max-entropy approximants

Fatemeh AMIRI

Journal Article

A MATLAB code for the material-field series-expansion topology optimization method

Journal Article

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

Abbas YAZDANI

Journal Article

Multiscale stochastic finite element method on random field modeling of geotechnical problems – a fast

Xi F. XU

Journal Article

Combined Application of Wide-Field Electromagnetic Method and Flow Field Fitting Method for High-Resolution

Jishan He

Journal Article

A review on different theoretical models of electrocaloric effect for refrigeration

Journal Article

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

Jaroon RUNGAMORNRAT, Chung Nguyen VAN

Journal Article

Two-phase early prediction method for remaining useful life of lithium-ion batteries based on a neural

Journal Article

Influence of advanced engineering measures on displacement and stress field of surrounding rock in tunnels

Journal Article

Design and optimization of reactive distillation: a review

Journal Article

Design method and magnetic field analysis of axial-magnetized permanent magnet micromotor

YANG Jiewei, WU Yihui, JIA Hongguang, ZHANG Ping, WANG Shurong

Journal Article

membranes with micro-nano composite structure using a facile atomization-assisted nonsolvent induced phaseseparation method

Journal Article

A general method of designing phase-shifting algorithms for grating lateral shearing interferometry

Chao FANG, Yang XIANG, Ke-qi QI

Journal Article