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Plasma jet engines face a major hurdle: extreme power demands

Plasma jet engines promise a future of fuel-free, electrically driven flight, but the technology faces a stubborn obstacle that no amount of enthusiasm can wish away. Ionizing air to generate thrust ...
American Machinist

GE, Boeing, and NASA Will Model Concept Engine Performance

DOE supercomputers will simulate the in-flight performance of a GE Aerospace open-fan concept engine, to evaluate its energy-efficiency and noise levels. The CFM International Open Fan concept jet ...
Forbes

The Novel Pulse Jet Engine Powering The Ukrainian Trembita Missile

Screenshot from social media post of Ukrainian volunteers assembling a small cruise missile with a pulsating Trembita engine. Its task is to destroy objects and exhaust the enemy’s anti-aircraft ...
American Machinist

DoD Issues $2.8B for Jet Engine Supplies

The U.S. Dept. of Defense approved a $2.85-billion contract for CFM International to provide F108 engine supplies through October 2029, a contract that includes one five-year option. CFM International ...