hypersonic vehicle

What Is Hypersonic Propulsion? hYpersonic AirbreAThing propuLsion. hypersonic propulsion systems can be categorized as liquid- and solid-fueled rockets, turbojets, ramjets, ducted rockets, scramjets, and the dual-combustion ramjet (Dcr). All existing hypersonic systems use either liquid or solid rockets as their propulsion system. What is a hypersonic engine? A scramjet (supersonic combustion ramjet) is a variant