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