Krusty core design and neutronics

I want to design KRUSTY reactor core and perform neutronics calculations using openmc. Any idea on how should I proceed in this case?

Getting the schematics is the probably first step.

There’s an OpenMC KRUSTY model within this GitHub repo:

GitHub - puttak/Heat-Pipe-Reactor: Neutronics, Thermal-hydraulics and Structure Multi-physics Coupled Simulation of Heat Pipe Reactor