CAE Blog: FEA, CFD, Vibration and Automation Guides

biaxial laoding-Mohr circle-maximum shear

FEA

Mohr’s Circle Analysis

Simplify complex stress analysis. Learn to use Mohr’s Circle to visualize stress states, find principal planes, and predict material failure without lengthy algebraic calculations.
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Plot of a Hanning window function over an 0.83 s time interval, smoothly tapering from zero at the start to a peak at mid-window and back to zero at the end

Vibration

Windowing in FFT: Improve Accuracy Using Hanning vs Rectangular Windows

See spectral leakage vanish. Use our interactive plots to visualize how Hanning windows taper signals and improve FFT accuracy compared to Rectangular windows.
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Aliasing demonstration in vibration signal sampling at 200 Hz showing 20 Hz and 180 Hz analog signals with visible aliasing effect

Vibration

Aliasing Explained: Crucial Digital Signal Analysis Concept Every Engineer Must Know

Prevent signal distortion. Understand the Nyquist-Shannon theorem, why sampling rates matter, and how to use anti-aliasing filters to ensure your digital signal processing remains accurate.
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CAE problem-solving approach illustrated by three yellow road signs labeled Problem, Analysis, and Solution stacked vertically.

FEA

How to Tackle Any CAE Problem: A Step-by-Step Approach from Real-World Experience

Success in FEA isn't about the software—it's about the mindset. Learn to break down complex nonlinear problems into manageable steps and validate assumptions early.
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Stress-strain diagrams comparing low carbon steel with a defined yield point and aluminum with a 0.2% offset yield strength.

FEA

Understanding Stress-Strain Behavior in Materials: A Comprehensive Guide for FEA and CAE

Master material modeling for FEA. Understand the critical differences between engineering and true stress, plastic deformation, and strain hardening models for accurate non-linear simulation results.
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