Experiences testing BiDirectional Charging Systems in the Field in Electric Postal Vehicles – Negative Operation Costs Made Easy!
Dr. Erik Wilhelm

Imagine if every quiet delivery scooter or van in your depot doubled as a tiny power plant the moment it plugged in. In May 2025, Swiss Post, Kyburz Switzerland and Lucerne University of Applied Sciences ran a four‑month pilot in Fribourg that did exactly that, linking nine retrofitted e‑scooters into the grid as one “virtual power plant”