A Class of Asymptotic Annihilation Algorithms for Structural Dynamics
A class of time integration algorithms is presented that asymptotically annihilate high frequency response while introducing little dissipation in the low frequency regime. The algorithms...
Finite Element Approximation to Heat Transfer Through Construction Glass Blocks
The purpose of this study is to investigate the heat transfer through combined solid and fluid media, taking into account the interaction between the solid and the fluid. The main example...
Explicit Integration Schemes in Structural Dynamics
Based on the recursive explicit form of Newmark ?-? method developed by Zienkiewicz for displacements, similar recursive expressions for velocities and accelerations are developed. General...
Advanced Software for Thin Plate Analysis Using Unequally Spaced Cubic B-Splines
A computer program for analysis of thin plates is presented. This package improves upon previous analysis programs by incorporating a proven analytical method in an advanced user interface,...
Propagating Buckles in Deep-Water Pipelines
A procedure is presented for the analysis of propagating buckles in deep-water pipelines. Results pertaining to quasistatic and dynamic buckles are summarized and compared with available...
Large Displacement Analysis for Structural Stability Problems
In this paper, two widely different methods of large displacement analyses are considered. The first is a discrete element analysis which is particularly effective for line structures...
An Efficient Algorithm for Second-Order Finite Element Reliability Analysis
A new, efficient algorithm for computing the principal curvatures of the limit-state surface at the design point, which are employed in second-order reliability analysis, is described....
Reliability of Beams on Uncertain Foundation
A two phase approach is developed to evaluate the reliability of a finite linear elastic beam subject to a random point load on uncertain elastic foundation. In phase 1, an approximate...
A Theory of Porous Plasticity at Low Triaxiality
A simple multiaxial theory of plasticity which is capable of taking into account the influence of pore shape at low concentration is developed for an isotropic porous material at a triaxiality...
Computational Damage Modeling for Timber Reliability Analysis
Damage models for creep-rupture are used in conjunction with stochastic load models to evaluate lifetime failure probabilities of timber members and systems. This paper examines damage...
Numerical Solutions for Transient and Nearly Periodic Waves in Shallow Water
This paper presents a study of several numerical methods for solving transient (time-dependent) model equations for waves in shallow water by means of the method of lines. The physical...
Boundary Element Calculation of Nonlinear Wave Generation and Wave Current Interactions
A boundary element model is used to simulate the problem of nonlinear wave generation, and the interactions of wave and current. The numerical model is established based on the potential...
The Moving Contact Line
The flow field around the moving contact line, generated by an impulsive, horizontal motion of a vertical plate, is studied numerically. The two-dimensional, unsteady Navier-Stokes equations,...
Perturbation Solution to 3-D Nonlinear Cavity Flow Problems
A 3-D nonlinear problem of fully cavitating flow past an axisymmetric body at a small angle of attack is investigated by the perturbation method. The first three order perturbation equations...
A Simulation to Noise Barrier
The problem related to noise barrier is simulated by a still, single frequency, three dimensional sound source located within two parallel screens with rigid back walls. The solution of...
Gravity Dam Response Including Interaction Effects
The seismic response of 2D gravity dam-reservoir-foundation including the wave absorption effect along the reservoir bed is analyzed in frequency domain using substructure approach. The...
Interaction Between Waves and a Floating Body with Tension Legs
A boundary element method has been solved to the coupling problem of a two-dimensional tension leg platform interacting with a monochromatic wave train. In the boundary element calculation,...
A Compact Nonlinear Solution Method for Two Phase Stefan Problems
Finite element formulations for fluid filling problems with solidification are derived using previously developed unified transformation techniques. The nonlinear formulation for two phase...
Numerical Simulation of Dam-Breaking Waves
Recently, as a high-resolution numerical technique, the Total Variation Diminishing (TVD) method is applied to Aerodynamic shock problems successfully. In this paper, a Total Variation...
Diastolic Function Using 3-D Echo Reconstruction and Finite Element Analysis: Applications for Study in Animal Models and Patients
We have initiated animal experiments using three-dimensional reconstruction of echocardiographic recordings and finite element analysis to evaluate the effects of alterations in preload,...
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