Liquid Rocket Engine Cooling Simulation

NASA CEA

The implemented class calls NASA CEA via RocketCEA.

INSTALL GUIDE

In progress install instructions for rocketcea on WSL (Ubuntu) on Windows

• Setup WSL

  • download and install Ubuntu https://ubuntu.com/wsl

• Setup visual output on WSL

  • download and install xming https://sourceforge.net/projects/xming/
  • Do the following in Ubuntu terminal
    • nano ~/.bashrc
    • # add the following line to the end of that file
    • export DISPLAY=:0
    • # to exit Ctrl-X, and save file

• Setup miniconda as a python 3.x distro and a package manager

  • Do the following in Ubuntu terminal
    • sudo apt install wget
    • cd
    • wget https://repo.anaconda.com/miniconda/Miniconda3-latest-Linux-x86_64.sh
    • install from command line
  • make sure to know how to open "base" conda virtual environment
  • conda activate base

• Setup dependencies

  • sudo pip install numpy
  • sudo pip install matplotlib
  • sudo apt install gfortran
  • sudo pip install rocketcea

• Test installation

  • Do the following in Ubuntu terminal
    • python -c "from rocketcea.cea_obj import CEA_Obj; C=CEA_Obj(oxName='LOX', fuelName='LH2'); print(C.get_Isp())"
  • Expected ouput
    • 374.30361765576265

NOTES

• you can access all your windows files by doing:

  • cd /mnt/c/

• If the above does not work then try the following

  • you can use a symbolic link, for info about this look at point "5. Create a link from your WSL to your C drive" in the following link https://janelbrandon.medium.com/a-guide-for-using-wsl-for-development-d135670313a6