Leon Coleman

Leon Coleman.

Tinkerer

Dublin, mostly

HappyWaste

Built at Junction 2025 with Charlie Headon (opens in a new tab), using historical operating data from the Blominmäki pumping station in Finland. We built a controller to schedule pumps around tunnel level, inflow, electricity prices and operating constraints.

18.24% lower pumping cost

GitHub (opens in a new tab)

HappyWaste control dashboard for a Blominmäki pumping-station simulation.
HappyWaste control dashboard Open full-size image (opens in a new tab).