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Mechanical Engineering Commons

Open Access. Powered by Scholars. Published by Universities.®

2009

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Full-Text Articles in Mechanical Engineering

Artificial Neural Network Method For Solution Of Boundary Value Problems With Exact Satisfaction Of Arbitrary Boundary Conditions, Kevin Mcfall, J. Mahan May 2009

Artificial Neural Network Method For Solution Of Boundary Value Problems With Exact Satisfaction Of Arbitrary Boundary Conditions, Kevin Mcfall, J. Mahan

Kevin McFall

A method for solving boundary value problems (BVPs) is introduced using artificial neural networks (ANNs) for irregular domain boundaries with mixed Dirichlet/Neumann boundary conditions (BCs). The approximate ANN solution automatically satisfies BCs at all stages of training, including before training commences. This method is simpler than other ANN methods for solving BVPs due to its unconstrained nature and because automatic satisfaction of Dirichlet BCs provides a good starting approximate solution for significant portions of the domain. Automatic satisfaction of BCs is accomplished by the introduction of an innovative length factor. Several examples of BVP solution are presented for both linear …


The Influence Of Heterogeneity In Grain Boundary Sliding Resistance On The Constitutive Behavior Of Aa5083 During High-Temperature Deformation, David Cipoletti, A.F. Bower, Y. Qi, P.E. Krajewski Dec 2008

The Influence Of Heterogeneity In Grain Boundary Sliding Resistance On The Constitutive Behavior Of Aa5083 During High-Temperature Deformation, David Cipoletti, A.F. Bower, Y. Qi, P.E. Krajewski

David E. Cipoletti

No abstract provided.