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ramjet |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.06 sec. |
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ramjet: see jet propulsion jet propulsion, propulsion of a body by a force developed in reaction to the ejection of a high-speed jet of gas.
Jet Propulsion EnginesThe four basic parts of a jet engine are the compressor, turbine , combustion chamber, and propelling nozzles. ..... Click the link for more information. . ramjetAir-breathing jet engine that operates with no major moving parts. It relies on the craft's forward motion to draw in air and on a specially shaped intake passage to compress the air for combustion. After fuel sprayed into the engine has been ignited, combustion is self-sustaining. As in other jet engines, forward thrust is obtained as a reaction to the rearward rush of hot exhaust gases. Ramjets work best at speeds of Mach 2 (twice the speed of sound) and higher. See also turbojet. |
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