Lecture 8: Numerical Integrations, Modeling Considerations

Topics: Numerical integrations, modeling considerations

• Evaluation of isoparametric element matrices
• Numerical integrations, Gauss, Newton-Cotes formulas
• Basic concepts used and actual numerical operations performed
• Practical considerations
• Required order of integration, simple examples
• Calculation of stresses
• Recommended elements and integration orders for one-, two-, three-dimensional analysis, and plate and shell structures
• Modeling considerations using the elements

Instructor: Klaus-Jürgen Bathe