An unnamed U.S. customer has contracted Australian engine company Orbital to develop a powerplant for a small UAV. The customer is evidently military, since the company says its engine-management, fuel and combustion technology will allow the engine to burn heavy fuels such as JP5 and JP8, “thus satisfying a U.S. Department of Defense initiative to eliminate gasoline fuels for safety and logistic reasons.” The identity and function of the aircraft is also undisclosed, but Orbital ...


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