Army research leads to first 3D-printed heavy-fuel engine
Years of Army scientific research culminated in the successful flight demonstration of a 3D-printed heavy-fuel rotary-engine series-hybrid system, advancing power and propulsion science for future tactical unmanned aircraft systems. Researchers at the U.S. Army Combat Capabilities Development Command, known as DEVCOM, Army Research Laboratory, designed the advanced drone propulsion through its Versatile Tactical Power and Propulsion essential research program.
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