Stirling Engine
Casting a flywheel – Melting metal

Prepare furnace There’s not a lot of preparation to the furnace other than plugging in the fan and connecting the pipe to the side of the flowerpot furnace. However, one key piece of preparation is to ensure is the layout.
Casting a flywheel – Patterns in the sand

This year my main project is to build a small stirling engine, a project that’s been bubbling away since 2011. I decided to make a few customisations to Jan Ridders plans, one of these is to use a cast aluminium