Category Archives: Aircraft Propulsion & Energy

Electric Helicopter Drone Carries 13 Pounds for 90 Minutes

UAVOS INC. has completed the test flights of SURVEYOR-HE Unmanned Aerial System with UVH-EL drone, equipped with an electric engine unit. The unmanned helicopter has increased performance with carrying capacity, flying range, and extended temperature range. Continue reading →

Singapore’s HES Energy Systems with Delair on Long Range Hydrogen-Electric Project

HES Energy Systems, a Fuel Cell Systems developer from Singapore has formed an Alliance with three French Clean Energy and Aerospace Tech companies. Named FLY-HY, the group’s mission is to begin addressing the global market as a unified value chain, ranging from hydrogen refuelling systems to energy storage and power conversion, and cooperate with leading designers of electric aircraft. Continue reading →

Chinese Hybrid Achieves 7 Hour World Endurance Record


A Chinese hybrid multirotor drone achieved 7.3 hours world record endurance. It was a Hexa multirotor with 44 lbs (20kg) all up weight powered by hybrid system and carried 2.8 gallon (10.5 liter). Continue reading →

Ballard Launches Next Generation Fuel Cell System

Ballard Power Systems has announced that the company has developed a next generation high performance fuel cell propulsion system to power unmanned aerial vehicles (UAVs) or drones. Ballard has also received a follow-on contract from Insitu, a Boeing subsidiary, for extended durability testing of the next-generation 1.3 kilowatt (kW) fuel cell propulsion system to power test flights of its ScanEagle UAV platform. Continue reading →