Category Archives: Aircraft Propulsion & Energy

Boeing & Qinetiq to Build World’s Largest Unmanned Solar Aircraft with Help from Newcastle University (UK)

Newcastle University engineers in the UK will help QinetiQ build a monster, record-breaking solar-powered plane under a project jointly funded by Boeing and the US Government. The unmanned SolarEagle aircraft fitted with solar panels will be able to stay in the air at an altitude of more than 18km for five years at a time.

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Ultra Electronics Makes Two US Acquistions

UK’s Ultra Electronics started the year with two US acquisitions: Adaptive Materials (AMI) for $23 million cash plus another $5 million based on future performance, and 3e Technologies International, for $30 million. AMI designs and makes propane fuel cells suitable to power small UAs demanding 50W-300W power, and 3e makes military grade wireless networking and communications equipment.

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US Air Force Wants Hybrid-Powered One-Man UAS

The U.S. Air Force is calling for industry to build a hybrid-powered unmanned aircraft able to be carried and operated by only one person on battlefield situational awareness missions. It should weigh less than 20 pounds and be able to carry a 4-pound electro-optical payload on missions over rough terrain for at least four hours. The total cost of the programme is expected to be about $2.2 million.

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Nanotechnology to Store Hydrogen in a Solid State

Scientists at The University of Glasgow and EADS Innovation Works (EADS IW) are working on using nanotechnology to improve the efficiency of the Hydrisafe tank developed by Hydrogen Horizons Ltd, a small start-up company, to store hydrogen in a solid state. By modifying the composition and microstructure of the tank and hydrogen storage materials through nanotechnology, they hope to make it possible to store and distribute the hydrogen so efficiently that it becomes viable for powering fuel cells on aeroplanes.

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Global Observer Test Flight at Edwards Air Force Base

An experimental UAS with a wingspan almost the size of a Boeing 747 took to the skies over the Mojave Desert last week in a test flight from Edwards Air Force Base, reports the LA Times. On Thursday, the Global Observer performed its first test demonstrating its ability to use liquid hydrogen as fuel. It circled above Edwards at about 3,000 feet above ground level in a four-hour test, according to AeroVironment executives.

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