future of product design cloud solutions

Cloud Solutions in the World of CAD and CAE

Written by: Ajay Harish on 2 May, 2017

The cloud war is hot with Amazon Web Services (AWS) heading the rankings, closely followed by Salesforce, Microsoft, Google, IBM, Oracle, SAP etc. The entire…

Stress projection

How to Calculate Stress and Strain with FEM Software?

Written by: Ajay Harish on 24 April, 2017

FEM users often wonder how stress and strain are calculated and how these quantities are related to the nodes? Which of this is calculated first? An…

von Mises yield surfaces

What is the von Mises Stress and Yield Criterion?

Written by: Ajay Harish on 19 April, 2017

The idea of von Mises stress was first proposed by Maksymilian Huber in 1904 but received more attention only in 1913 when Richard von Mises proposed…

CFD simulation accuracy

What is Accuracy in FEA or CFD Simulation?

Written by: Ajay Harish on 2 February, 2017

This is a common question that haunts most designers – what is the accuracy in FEA or CFD simulation? How accurate are these computer models?…


What is Convergence in Finite Element Analysis?

Written by: Ajay Harish on 23 January, 2017

A typical engineering design involves prediction of deflections/displacements, stresses, natural frequencies, temperature distributions etc. These parameters are used to iterate on material parameters and/or geometry…

FEA master class modal analysis truss bridge

What is Modal Analysis and Why is it Necessary?

Written by: Ajay Harish on 14 December, 2016

We often hear the terms “modal analysis,” “eigenvalues,” “eigenmodes” or “eigenfrequencies” and by the time one comprehends a single terminology – new terminology emerges. People…

car monoshock simulation learn Finite Element Analysis

How Can I learn Finite Element Analysis? The Complete Guide

Written by: Ajay Harish on 8 November, 2016

One of the most asked questions by beginners in engineering simulation is how to learn Finite Element Analysis. This process is not easy, especially if…

Free surface waterfall - fluid mechanics books

What are the Best Fluid Mechanics Books?

Written by: Ajay Harish on 2 November, 2016

Fluid mechanics is a vast subject and addresses issues related to the mechanical behavior of fluids. Fluids, in general, can mean both liquids and gasses….