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341
Assessment Model and Virtual Simulation for Fatigue Damage Evolution of Asphalt Mortar and Mixture
Published 2018-01-01“…By the mechanical formula derivation and based on the four-point bending fatigue tests, the damage evolution law was determined and then the proposed model was verified. Based on the finite element method (FEM), a commercial software named ABAQUS was utilized to develop the random mixtures consisting of coarse aggregates, mortar, and voids. …”
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342
Study on the Nonlinear Characteristics of a Rotating Flexible Blade with Dovetail Interface Feature
Published 2018-01-01“…The dynamical equation of motion for a rotational flexible blade in a centrifugal force field is established based on the finite element method. A macro-stick-slip mechanical model of dry friction is established to simulate the constraint condition of the flexible blade. …”
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343
Ultimate Strength Analysis of Aluminium Honeycomb Sandwich Panels Subjected to Uniaxial Compressive Loads and Lateral Pressure
Published 2025-01-01“…This study focuses on the numerical analysis of honeycomb sandwich panels employing the nonlinear finite element method through the commercial software ANSYS. …”
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344
A Composite Matching Layer with Anti-Reflection Characteristics for Broadband Acoustic Scattering Reduction
Published 2021-01-01“…The correctness and effectiveness of the theoretical model are verified by the finite element method (FEM), showing acoustic reflectance of less than 13.5% at broadband frequencies. …”
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345
Enhancing the Performance of the Microwave Absorbing Materials by Using Dielectric Resonator Arrays
Published 2017-01-01“…Numerical electromagnetic methods are employed to study the properties of the proposed MA array structures, where 3D full wave simulation using finite-element method is implemented. The obtained results show that the performance of the MA-CDR arrays significantly outperforms that of a flat layer composed of the same material and having equivalent thickness. …”
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346
An Experimental Simulation to Validate FEM to Predict Transverse Young’s Modulus of FRP Composites
Published 2013-01-01“…Finite element method finds application in the analysis of FRP composites due to its versatility in getting the solution for complex cases which are not possible by exact classical analytical approaches. …”
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347
Finite Element Analysis of a Natural Fiber (Maize) Composite Beam
Published 2013-01-01“…The material was modeled and resembled as a structural beam using suitable assumption and analyzed by means of finite element method using ANSYS software for determining the deflection and stress properties. …”
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348
Inhalation Induced Stresses and Flow Characteristics in Human Airways through Fluid-Structure Interaction Analysis
Published 2008-01-01“…A computational model was developed to investigate the airway tissue flexibility effect on stresses and flow characteristics in the airways. The finite-element method with the fluid-structure interaction analysis was employed to investigate the transient responses of the flow characteristics and stresses in the airways during inhalation. …”
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349
A Method of Reducing Motor Vibration: Natural Frequency, Damping Ratio, and Vibration Analysis of CFRP Motor Frame
Published 2020-01-01“…The damp ratio of the CFRP motor frame is calculated by the damp prediction model based on strain energy, which is verified by the combination of the finite element method and experiment. The vibration characteristics of the CFRP frame motor are studied experimentally and compared with that of the metal frame motor. …”
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350
Study on Vehicle Load Model of Baijianhe Bridge
Published 2022-01-01“…At the same time, the automobile load model parameters relative to the national current code and finite element method are calculated. The results show that 2-axle and 6-axle vehicles are the main vehicle types, accounting for about 48%. …”
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351
Modelling a Cracked Beam Structure Using the Finite Element Displacement Method
Published 2019-01-01“…Then, based on the finite element method, the dynamic model of the cracked beam structure is obtained. …”
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352
Dynamic Model of a Rotating Flexible Arm-Flexible Root Mechanism Driven by a Shaft Flexible in Torsion
Published 2006-01-01“…The model accounts for the driving shaft and the arm root flexibilities. The finite element method and the Lagrangian dynamics are used in deriving the equations of motion with the small deformation theory assumptions and the Euler-Bernoulli beam theory. …”
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353
Determination of Deformation Behaviors and Energy Absorption of Lightweight Composite Lattice Cylinders With Different Structures
Published 2024-01-01“…The aim of this study is to determine the crushing performance of four different composite lattice cylinder structures (hexagonal, circular, square, and triangular) under quasistatic compression loading using the finite element method. The numerical model was developed by performing progressive damage analysis with the MAT-54 material model in the LS-DYNA finite element software. …”
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354
Stress Assessment of a Steel Bullet LPG Tank Under Differential Settlement Based on Geodetic Measurements and Sensitivity Analysis
Published 2024-12-01“…A numerical model of the structure and sand-gravel pillow is analysed using the finite element method, and the impact of variation in the stiffness of the sand-gravel pillow on the vertical displacement of the tank is determined. …”
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355
Free Vibration Analysis of Rings via Wave Approach
Published 2018-01-01“…Natural frequencies calculated by wave approach are compared with those obtained by classical method and Finite Element Method (FEM). Afterwards natural frequencies of four type boundaries are calculated. …”
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356
Soft Sensor for Oxide Scales on the Steam Side of Superheater Tubes under Uneven Circumferential Load
Published 2015-01-01“…On the basis of the oxide scale thickness, the stress of oxide scales is calculated by the finite element method. At last, the oxide scale thickness and stress sensors are established on support vector machine (SMV) optimized by particle swarm optimization (PSO) with time and circumferential angles as inputs and oxide scale thickness and stress as outputs. …”
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357
An Improved Equation for Predicting Compressive Stress in Posttensioned Anchorage Zone
Published 2020-01-01“…Numerical analysis based on the finite element method (FEM) and theoretical analysis showed that the AASHTO formula gives relatively accurate stress values when the effect of duct holes is neglected. …”
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358
Variational analysis for simulating free-surface flows in a porous medium
Published 2003-01-01“…The variational finite element method is used to obtain a discrete form of equations for a two-dimensional domain. …”
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359
Analysis of Lightweight Polystyrene Foam Concrete Flat Slabs under Fire Condition
Published 2022-01-01“…This analysis has been done using the finite element method by a (ANSYS) software program. The validity of the adopted models was verified through comparison with a previous experimental study. …”
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360
Modeling and Mechanism of Rain-Wind Induced Vibration of Bundled Conductors
Published 2016-01-01“…The model is solved by finite element method and Newmark method, and the effects of the wind velocity and the upper rivulet’s motion on vibration amplitude of the leeward conductor are analyzed. …”
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