Category Archives: Aircraft Propulsion & Energy

Singapore-Israel Cooperation Leads to World’s First Civilian Fuel Cell UAS

Bluebird

Horizon Energy Systems of Singapore has produced an ultra-light fuel cell power system that has led to a new flight duration breakthrough for civilian unmanned aircraft systems.  As part of a cooperation between Singapore and Israel, the programme has enabled the start of commercialisation of a first hydrogen fuel cell powered, long endurance civilian UA system able to fly for up to 10 hours at a time, able to cover a much wider area and lowering operational cost for end-users. Continue reading

UAV Factory Announces EFI Engine Upgrade

EFIUAV Factory has released an EFI engine upgrade for the Penguin B platform. The upgrade includes the addition of a temperature control system for the cylinder head, a silent muffler, a  new fuel injector map as well as a new air intake assembly. The upgrade extends the operational limits of the engine, reduces fuel consumption and improves reliability of the system. Continue reading

Arotech Develops Special Battery Chargers for UAS

ChargerArotech Corporation, a provider of defence and security products for the military, law enforcement, and homeland security markets, announced that its Battery and Power Systems Division recently received orders to develop special chargers for batteries which power unmanned aircraft vehicles (UAS). The orders totaled in excess of $700,000. Continue reading

Speed is the New Stealth – Lockheed Martin Skunkworks to Develop Mach 6 Hypersonic Fighter

SR-72In 1976, US Air Force SR-71 Blackbird crews flew from New York to London in less than two hours, reaching speeds exceeding Mach 3 and setting world records that have held up for nearly four decades. Today, at the birthplace of the Blackbird – Lockheed Martin’s Skunk Works – engineers are developing a hypersonic aircraft that will go twice the speed of the SR-71. It’s called the SR-72. Continue reading