:PROPERTIES:
:ID:       a4953b2b-81de-4c15-91e7-10d0cb5f22dd
:END:
#+title:  freeCAD

FreeCAD is an open source tool for CAD.  It is used to make the reactor geometry.  To install just use the ~yay~ or ~pacman~ package manager.  To do the basic istallation try to configure it as it is shown [[https://www.youtube.com/watch?v=8tvBLCdyjI4][here]]. 

* How to Start
(Version 0.20.2)
** Step 1:
Create a Sketch by choosing "Create a Sketch"
** Step 2:
Set dimension by choosing your sketch with double click or choosing Tasks and right click on 1-Circle --> Diameter Constraint


#+ATTR_ORG: :width 300
#+ATTR_ORG: :height   300
[[file:../pictures/How_to_Start/2023-05-17_13-50-30_image.png]]


#+ATTR_ORG: :width 300
#+ATTR_ORG: :height   300
[[file:../pictures/How_to_Start/2023-05-17_13-53-24_image2.png]]

** Step 3:
Extrude the sketch by choosing "Pad/Part Design - Modellierung)

#+ATTR_ORG: :width 300
#+ATTR_ORG: :height   300
[[file:../pictures/How_to_Start/2023-05-17_13-53-28_image3.png]]

#+ATTR_ORG: :width 300
#+ATTR_ORG: :height   300
[[file:../pictures/How_to_Start/2023-05-17_13-53-32_image4.png]]

** Step 4:
Export as stl/step file by choosing File --> Export --> STL Mesh or STEP with Colour