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词汇 ramjet
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Examples of ramjet


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In order to reach ramjet speed, it would be launched from the ground by a cluster of conventional rocket boosters.
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Instead, it has a biological version of a ramjet engine - complete with a turbine of bone and gristle.
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Turbopumps are very commonly used with rockets, but ramjets and turbojets also have been known to use them.
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The booster was then jettisoned, and the underslung ramjet took over from that point.
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Various proposals to further develop the 188 were considered including incorporating ramjets and rocket engines as well as considering fighter and reconnaissance variants.
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The use of a ramjet propulsion system enables sustained speeds without deceleration throughout its flight.
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These proved very disappointing due to ramjet problems, which were traced to the use of a flare as an ignition source inside the engine.
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In that mode all airflow would bypass the core and be diverted into the afterburner-like hyperburner where it would be combusted like a ramjet.
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Use of a turbine is not absolutely necessary: other designs include the crude pulse jet, high-speed ramjet and the still-experimental supersonic-combustion ramjet or scramjet.
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In the event of power loss, autorotation was found to be difficult due to the drag from the ramjet nacelles.
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Like a ramjet, they consist of an inlet, a combustor, and a nozzle.
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As the speed increased, the flow of air would be sufficient for the ramjets to work and the rockets would expire.
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The excess is expelled through a series of burners spill duct ramjet burners which are arranged in a ring around the central core.
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Six relativists are essential to the voyage, controlling the ship's quantum ramjet drive with their minds.
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The mass of the ion ram scoop must be minimized on an interstellar ramjet.
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Ramjets are frequently confused with pulsejets, which use an intermittent combustion, but ramjets employ a continuous combustion process.
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A fusion reactor used to power a ramjet starship might be a steady state magnetic fusion reactor based on the following nuclear fusion reactions.
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This range has been achieved using dual pulse rocket motors or booster rocket motor and ramjet sustainer motor.
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An ideal ramjet design could in principle accelerate indefinitely until its mechanism failed.
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He has flight technology made differently from the others, with a ramjet propulsion mini engine installed into his boots.
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