US Study Identifies Battery Energy Density Target For Persistent Solar Flight
Achieving 500 watt-hours per kilogram could enable pilotless solar aircraft to remain airborne in the stratosphere for months at a time.
Achieving 500 watt-hours per kilogram could enable pilotless solar aircraft to remain airborne in the stratosphere for months at a time.
A new analysis indicates that American per-person fuel expenditures have increased more than in any other nation since the start of the conflict.
The 103 MW Huatacondo solar facility and its associated battery storage system remain disconnected from the national grid following an August security breach.
The four-seat electric concept revisits the compact design philosophy of the original Fiat 600 Multipla for modern urban mobility.
Water usage in electrolysis is not a significant environmental concern compared to the substantial energy requirements of the process.