30: Finite Element Method

TLP Library I · LibreTexts

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    www.doitpoms.ac.uk/tlplib/me...ng-2/index.php

    Learning Objectives

    On completion of this TLP you should:

    • Understand the basics of the finite element method
    • Be familiar with the concepts of nodes, elements and discretisation
    • Understand the direct stiffness method
    • Be able to construct an element stiffness matrix and a global stiffness matrix for 1-dimensional elements
    • Appreciate the importance of boundary conditions
    • Understand shape (interpolation) functions for 1-dimensional elements
    • Understand the difference between linear and non-linear static finite element problems
    • Be familiar with some common reasons for non-convergence

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