The Digital Engineer
Nasser MushtaqEngineering is hard and full of uncertainty, especially in new product development. As an ex-Senior Mechanical Engineer with 13+ years of industrial experience, I share workflows, frameworks and better tools that help you design and build better products.
| Platform |  | Pricing | Freemium | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 70 | Founded | a year ago | Last Issue | 9 days ago |
| Active | |||||
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thedigitalengineer.substack.comLatest Issues
Convergence only proves numerical stability, not physical correctness.
Let’s get real…
Why bother setting up a virtual / digital simulation in the first place?
Why spend so much time and struggle on generating a mesh?
Why wait for days on end for results that may only be an approximation at best?
I got...
I found a recipe for consistent layer generation!
If I’ve learnt anything as an Engineer over 13+ years, it’s this: it’s a process of intentional iteration, not random.
This way of thinking and problem solving drives everything I do.
If you’ve ever tried to generate layers consistently u...
Knowing your Engineering tools.
Impressive 3D models spinning on screen.
Colourful animated contour plots showing the invisible.
Coherent-looking reports that get you a pat-on-the-back.
Impressive isn’t it?
It’s easy to click a few buttons and run some commands and...
I got fed-up manually generating and viewing the resulting mesh.
Generating a mesh and inspecting gets frustrating.
And you’d think I’d get used to the process after using OpenFOAM for a while.
Wrong.
A frustrating and time-sinking process…
You see it still costs time - something far more valuable t...
Mesh generation is an optimisation problem.
The most consuming task of the CFD simulation process is generating a mesh.
And there’s good reason too…
A poor mesh can:
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introduce artificial diffusion
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ruin any turbulence modeling
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destroy numerical convergence
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de-sta...
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Authors
The writers behind this newsletter.
I help Engineers make better design decisions | ex-Senior Mechanical Engineer | Practical insights, frameworks and better tools
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