1.1 GW Compact Smart Reactor

Originally shared on the public FactorioPrints / Factorio School archive (factorioprints.com · factorio.school). Authorship preserved from the public catalog.

Features:

Control system prevents fuel wastage
Single-side water feed - landfill optional
Brownout resistant discrete internal electrical grid
Steam level and Reactor timer light bars
Running lights for Off/Active/Stored-energy (Red/Green/Cyan)
Self-starting: just toggle the power switch on (after construction is complete and sufficient fuel is available)
Easy lossless decommissioning: simply toggle the power switch off and allow the steam tanks to drain
Warnings for low fuel and internal electrical failure
Reasonably compact design