Monthly Archives: August 2017

What is the “hourglass effect” in finite element analysis? How does the reduced integration, resulting in the hourglass effect, work? How can we counter the hourglass effect?

https://www.quora.com/What-is-the-hourglass-effect-in-finite-element-analysis-How-does-the-reduced-integration-resulting-in-the-hourglass-effect-work-How-can-we-counter-the-hourglass-effect … What is hourglassing? It is essentially a spurious deformation mode of a Finite Element Mesh, resulting from the excitation of zero-energy degrees of freedom. It typically manifests as a patchwork of zig-zag or hourglass like element shapes (Fig.1), … Continue reading

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