Hybrid Numerical Simulation of Jet Blast Distance of a Departing Aircraft

Table 1

Calculation state of double-channel jet flow.

Case
I	0.85	0.95	1.0	1.0	0.05
II	0.85	0.95	2.26	1.0	0.05

, the Mach number of the inner nozzle outlet; , the fan outlet Mach number; TTR, the total temperature ratio of the inner and outer flow fields of the nozzle; , the number of incoming Mach flows for the external flow field of the nozzle.