MIXING ENHANCEMENT USING AXIAL FLOW
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JSE applied to an annular jet composed of a helium-air mixture at Mach 0.9.
Jet Mach number=0.9 (NPR*=1.75)
See also results for a larger annular jet
*NPR=Nozzle pressure ratio: total pressure over ambient pressure. NPR=1.89 gives sonic fully-expanded Mach number