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Simulation and Optimization of Nonlinear Structures on Low Frequency Vibration and Noise of Lightweight Car Body

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (6)

Accurate models, optimization methods and improvement measures are three key issues in the design and optimization of complex structures in the field ......

Calculation of Stress/Displacement Field of Mechanical Joint Structure Based on Layered Elastic Theory

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (3)

Various types of machinery are not a continuous whole, but are assembled from various parts according to specific requirements. The surfaces that cont......

Characteristics of Earthquake Input Energy of a Subway Station Structure Based on Probability Density Evolution Method

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (3)

Understanding seismic energy input and dissipation mechanism is necessary for energy-based seismic design of complex underground structures. Due to th......

Numerical Simulation of Viscous Flows Around a Surface Combatant Model at Different Drift Angles Using Overset Grids

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (3)

Viscous flows around ship hull is of great complexity, and when the ship is advancing with drift angles, the flow field can be more complicated. In th......

Regularization Strategies for Contiguous and Noncontiguous Damage Detection of Structures

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (6)

Regularization strategies have attracted attention in the structural damage detection (SDD) field. However, there is lack of studies on regularization......

Matched Interface and Boundary Method for Free Vibration Analysis of Irregular Membranes

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (3)

Matched interface and boundary (MIB) method is introduced for free vibration analysis of irregular membranes. Two distinct schemes-on-interface and of......

A Coupled FE-Meshfree Triangular Element for Acoustic Radiation Problems

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (3)

To improve the accuracy of the standard finite element (FE) solutions for acoustic radiation computation, this work presents the coupling of a radial ......

An Efficient Contact Search Algorithm for Three-Dimensional Sphere Discontinuous Deformation Analysis

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (4)

The efficiency of contact search is one of the key factors related to the computational efficiency of three-dimensional sphere discontinuous deformati......

A Meshless Local Radial Point Collocation Method for Simulating the Time-Fractional Convection-Diffusion Equations on Surfaces

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (5)

The time-fractional problem is a class of important models to represent the real world. It is an open problem to study how the fractional operator act......

Generalized Fourier's Law and Darcy-Forchheimer Forced/Mixed Convective Flow Towards a Riga Plate with Second-Order Velocity Slip: A Numerical Study

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (6)

A numerical study is developed to examine the behavior of the forced/free convective flow towards a stretchable Riga plate with generalized Fourier's ......

Moment-Based Hybrid Polynomial Chaos Method for Interval and Random Uncertain Analysis of Periodical Composite Structural-Acoustic System with Multi-Scale Parameters

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (4)

An interval and random moment-based arbitrary polynomial chaos method (IRMAPCM) is proposed in this paper for the analysis of periodical composite str......

A Hybrid Fundamental-Solution-Based Finite Element Method for Transient Heat Conduction Analysis of Two-Dimensional Orthotropic Materials

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (4)

A new hybrid fundamental-solution-based finite element method (HFS-FEM) is developed for the transient heat conduction analysis of two-dimensional ort......

CAD Model Segmentation Via Deep Learning

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (3)

Computer aided design (CAD) models are widely employed in the current computer aided engineering or finite element analysis (FEA) systems that necessi......

Robust Optimization Models for Flight Rerouting

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (5)

To solve the rerouting problem resulted from uncertain adverse weather and multiple flight-confined areas, absolute robust, deviation robust, and rela......

An Improvement of Probabilistic Feasible Region Method for Reliablity-Based Design Optimization

期刊: INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS, 2021; 18 (6)

The decoupled methods for reliability-based design optimization (RBDO) problems are efficient and accurate. Sequential optimization and reliability an......

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