Alliant Techsystems (ATK)
Alliant Techsystems (ATK) has tested a thermally throated ramjet combustor at speeds from Mach 3.7-5.3, logging 23 min. of hot time on the flight-weight, fuel-cooled rig at NASA's Langley Research Center. With the design demonstrating "wide throttleabilty" across its simulated flight regime, the...
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