CFD Analysis of Energy Separation in Ranque-Hilsch Vortex Tube at Cryogenic Temperature

Table 1

Properties of different working fluids at 0.3 MPa and 115 K.

Working; fluid	𝑐𝑝; (Jkg^−1K^−1)	𝜇; (kgm^−1s^−1)	k; (Wm^−1k^−1)	M; (kgkmol^−1)
Air	1071.1	8.267 × 10^−6	0.0115	28.96
N2	1106	8.026 × 10^−6	0.01134	28.013
O2	976.5	9.0533 × 10^−6	0.01092	32
H2	11710	4.636 × 10^−6	0.07863	2.016
Ar	575.26	9.547 × 10^−6	0.0075	39.95