#PrePoMax

Raglan Niall :lk: :tinoflag:Niall@mastodon.nz
2025-06-29

Based on how pleasant using the FOSS PrePoMax FEA software was I thought I'd give the FOSS FreeCAD a go.

I'm skilled at 3D CAD, been using SolidWorks for years and before that ProEngineer (Shout out to an OG..renamed Wildfire now CREO). I can use other stuff and I don't think I'm desperately set in my ways but this sad effort took me 1.5hrs following a sketchy tutorial....

I'm not gonna bag it yet but I have found it unintuitive, finicky and with lots of things to trip you up. The hardwork of making the software seems to have been done well but the UX isn't nice and (to me, a user not a developer) could easily be improved.

That said, maybe I'll get used to it, its early days yet. And it is FOSS instead of contributing to large corps (Solidworks & CATIA is Dassault, known for their killing machines)

#FOSS #FreeCAD #PrePoMax

A FreeCAD screenshot with a very basic CAD Model.
Raglan Niall :lk: :tinoflag:Niall@mastodon.nz
2025-06-26

Party on the right business on the left. This rainy day's fun so far.
#calculix #PrePoMax #BillMcClintock #MulletPC

Screencap across two monitors. Left has stress analysis model of a towbar and right has youtube with Bill McClintock mashup - The Megatallica Sisters - "Master of the Neutron Dance of Destruction"
Raglan Niall :lk: :tinoflag:Niall@mastodon.nz
2025-06-26

I done did some FEA! You know its good because there's a rainbow of colours.
This is only a test to see if I can remotely operate the software and yes I can. Win!
#FEA #Calculix #PrePoMax #Engineering #FOSS #EngineerForHireAt$1000000PerHour

3D representation of a simple plastic part in a Finite Element Analysis program. Nearest corner is red, going through the rainbow back to blue about halfway back. The colours indicate deformation and this is also shown in exaggerated form.
2025-06-25

#Prepomax でブロック材に穴をあけて内圧かけてみた
肉が薄いほうの主応力が高いものと思っていたけど,なぜか低くなった.解析条件をミスっているのか?中央の面で切れば片持ち梁と見なせるから,梁の付け根に曲げ応力が生じていると解釈すればいいのかな?

2023-11-20

はじめて #PrePomax 使ってみたけど UI がいい感じ
動作も軽いし

2023-06-02

@dosch you might also want to check on these awesome engineering and art programs:









If you haven't touch these and you're an engineer or designer, man, you're missing out big time.

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