How To Use Ramjet In A Sentence
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The engine on the X-51, called a supersonic-combustion ramjet, or "scramjet," pulls off a couple of especially tricky tasks.
When Supersonic Is Just Too Slow
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a "scramjet" - powered X-43A research vehicle at nearly 10 times the speed of sound.
WN.com - Business News
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All other rockets must carry a heavy load of oxygen to combust their fuel, but the scramjet extracts its own oxygen from the atmosphere and mixes it with liquid hydrogen on board to form fuel.
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Here scramjets beat the speed of sound using the Pegasus rocket, which later separates from the vehicle.
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There's no reason to think that a scramjet will be any cheaper than a rocket, and abundant reason to think otherwise.
X-51 Waverider Set to Fly This Fall - NASA Watch
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Bussard's "ramjet" design used magnetic fields generated by the craft to scoop up the tenuous gas of interstellar space.
New Scientist - Online News
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The unpiloted vehicle's supersonic combustion ramjet, or scramjet, ignited as planned and operated for the duration of its hydrogen fuel supply.
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Ramjet engine is ideal propulsive equipment for new supersonic missile, and supersonic inlets are important components.
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This would open the door to future runway aircraft, which would operate subsonic and supersonic using ordinary turbojets and hypersonically on scramjets.
The Register
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Because it does not have to carry oxygen tanks, the scramjet could also contain more cargo space.
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Recent breakthroughs in scramjet engines could mean two-hour flights from New York to Tokyo.
New York to Tokyo in Two Hours » Fanboy.com
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The main idea now is to develop an engine which is able to take the aircraft from the tarmac to mach 6+ using basically one engine which combines a turbojet, ramjet, and last but not least a scramjet.
X-51 Waverider Set to Fly This Fall - NASA Watch
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The advantages of the technology are clear: the scramjet contains relatively few moving parts compared to a conventional turbine jet engine.
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Once the plane is cruising at an altitude of 32 kilometers, ramjet engines common to military aircraft would kick in to take the Zehst hypersonic.
Going Hypersonic
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The engine, which will be provided by the Air Force, will be a dual-mode scramjet capable of running as a ramjet or scramjet.
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Like the comparatively slower ramjet counterpart, the scramjet has a simple mechanical design with no moving parts.
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They've carried 400 lb of cargo, but the X - 15 carried a comparable amount of instrumentation, telemetry, flight experiments, data recorders, and on several occasions, a test model of a supersonic ramjet.
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Bussard ramjet - November 28, 2009 added by atkinson | Images mcs+ to rate
Bussard ramjet | My[confined]Space
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- They call it a "scramjet," an engine so blindingly fast that it could carry an airplane from San Francisco to Washington, D.C., in about 20 minutes -- or even quicker.
From On High
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Unlike conventional rocket engines, which must carry oxidizer on board, ramjets and scramjets take in air from the atmosphere and compress it enough to burn.
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Achieving that speed is possible thanks to the craft's specialized rocket engine, a hypersonic scramjet.
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A scramjet is a supersonic combustion ramjet, while a ramjet is a jet engine using the engine's forward motion to compress air.
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At present, the ramjet engine jet for military purposes to be optimistic.
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And think about this: Unlike rockets, which must carry oxygen with them as a "combustor" to ignite the fuel supply, scramjets take oxygen from the atmosphere, offering a huge savings in aircraft weight, and researchers around the world would like to take advantage.
From On High
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The two main contenders are hypersonic ramjets or scramjets and nanotube-based space elevators.
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The ramjet is a device for using the interstellar hydrogen as a means for propulsion.
I Don’t Understand ?
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The task of igniting a scramjet, with air going through the engine at supersonic speed, has been likened to lighting a match in a hurricane.
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Instead of using on-board oxygen to combust the hydrogen fuel, the scramjet scoops up oxygen as it travels through the atmosphere.
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But Paull had been building his device -- a cross between a jet and a rocket, known as a scramjet -- for 10 years.
Space Plane
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No attempts were made to resume the program, which initially envisaged a ramjet-powered interceptor and even a commercial aircraft.
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Manga's familiar marks - the ramjet speed lines, the plashy globular peepers, the buckets of gore, - are merely the crumbs of an old and highly developed art form.
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The so-called scramjet aircraft zipped through the air yesterday at almost 10 times the speed sound.
CNN Transcript Nov 17, 2004
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To recap, the X - 43A is a prototype hypersonic aircraft, powered by a ‘scramjet’.
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Powered for 10 seconds by a supersonic combustion ramjet, or scramjet, that set a speed record for jet-powered flight.
U.S. Military's Hypersonic Glider Launched, Lost (VIDEO)
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The X - 43A is an air-breathing supersonic ramjet, which ducts air directly from the atmosphere, mixing it with hydrogen before combustion.
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The two main contenders are hypersonic ramjets or scramjets and nanotube-based space elevators.
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No need for rockets, ramjets, or other propulsive technologies, and the ascent to orbit can be made in a far more benign, safe environment than within a rocket.
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The engine on the X-51, called a supersonic-combustion ramjet, or "scramjet," pulls off a couple of especially tricky tasks.
When Supersonic Is Just Too Slow
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These fields are maintained by a "ramjet" effect, energy picked up from interstellar gas as we mosey along.
The Forever War
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Dryden Flight Research Center NASA's high-risk, high-payoff Hyper-X Program is ready to attempt its greatest challenge yet - flying a "scramjet" - powered X-43A research vehicle at nearly 10 times the speed of sound.
WN.com - Business News
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In addition there are two separate and distinct improvements to something called a ramjet, another rocket part, the blueprints of an experimental aviation cannon, a new atmospheric analyzer, and the formula for some sort of steel—this last, it seems, highly experimental.
TOO MANY MURDERS
