Spills on the Great Lakes a Cause for Concern?The Need for Action to Prevent Them
The present form of water transport of toxic chemicals on the Great Lakes, using inappropriate and obsolete forms of navigation control systems, presents the people and the ecosystem with...

Central Valley Groundwater and Surface Water Model: A Conjunctive Use Planning Tool
A three dimensional finite element groundwater simulation model is integrated with a surface water simulation model to evaluate the conjunctive use feasibility for a specific area. The...

The State of Nevada Operational Seeding Program
Integration of the Nevada Operational Weather Modification Program into management of the region's water supply is a key element to meet the increasing demands placed on these...

The Boundary Element Method in Engineering Practice
The advances in computer aided engineering has revolutionised many aspects of the engineering design in the last twenty years or so. During this time, design engineers have relied heavily...

Improved Finite Element Modeling with Q-MESH and PARA?LIB Parallel Processing
Distributed-memory multiprocessing, based on the Inmos transputer, provides orders-of-magnitude reductions in computing time at the lowest cost per MFLOPS. The PARA_LIB runtime library...

Finite Element Evaluation of Thermoviscoplastic Responses of Geomechanical Media Under Finite Deformation
Finite deformation responses of fluid-saturated geological media with thermoviscoplastic solid constituent are evaluated using finite element methods. The coupled nonlinear governing equations...

Interaction of Elastic Waves with Axisymmetric Cavities in a Half Space: A Combined Finite Element-Boundary Integral Approach
A hybrid numerical method is presented to investigate the interaction of elastic waves with axisymmetric cavities on the surface of a half space. In this method the near field which consists...

Finite Element Studies of Block Shear for Structural Tees
Structural tees are commonly used as tension members. As a first step toward testing the adequacy of the current design codes for net section and block shear failures near the connections...

A New Finite Element Formulation of the Generalized Laminated Plate Theory
The Generalized Laminate Plate Theory (GLPT) predicts stress distributions in laminated composite plates with accuracy comparable to a full three-dimensional analysis. The original implementation...

Prediction of Transverse Shear Stresses for Various Isoparametric Thick and Thin Shell Elements
Utilizing three-dimensional equilibrium equations (often referred to as an Equilibrium Method (EM)), an estimation of transverse stresses for fiber-reinforced laminated doubly curved shells...

Developments in the Use of Cubic B-Splines in the Compound Strip Method
A general cubic B-spline compound strip method (BCSM) has been developed to analyze thin plates, stiffened plates, folded plates, and box-girders. In the BCSM a problem is first partially...

h-p Adaptive Methods in CFD
This note summarizes recent progress in developing h-p adaptive finite element methods for the numerical solution of the Navier-Stokes equations. A brief review of the h-p strategies and...

Uses of the hp-Version of the Finite Element Method for Ensuring the Reliability of Engineering Data
There is a growing interest in ensuring the reliability and accuracy of engineering data computed by the finite element method. Various adaptive and feedback schemes, which involve the...

Singularity Elements for the p-Version of the FEM
Singularity elements have been widely researched and successfully used with the h-version for fracture mechanics problems. This paper gives the results of numerical experiments with conventional...

p-Version Three Dimensional Solid Element for Heat Conduction
This paper presents a finite element formulation for a three dimensional twenty-seven node hierarchical solid element for heat condition where the element temperature approximation can...

hpVersion of the Finite Element Method in Boundary Layer Problems
The performance of hp-version of the finite element method in the case of boundary layer problems of convection-diffusion type is presented. The method is also considered in the case of...

Dynamic Analysis of a Beam by the Stochastic Finite Element Method
The statistics on the natural frequencies and mode shapes of an uncertain structure are investigated. The uncertain structural properties are described by a continuous random process in...

Structural Response Statistics by Boundary Elements
In this paper a boundary element method for problems of random vibration of continuous structures is presented. The method reduces the effect of the mesh size on the accuracy of the results....

Nonlinear Probabilistic FEM for Composite Shells
A probabilistic finite element analysis procedure for laminated composite shells has been developed. A total Lagrangian finite element formulation employing a degenerated 3-D laminated...

Stochastic Finite Element-Based Reliability Analysis of Dynamically Loaded Frames
This paper presents the use of the Stochastic Finite Element Method (SFEM) for reliability analysis of steel frames subjected to dynamic loading, in the context of modal superposition....

 

 

 

 

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