Question

Air flows through an axial compressor stage with the following properties: T,-290 K, P,-10 1.3 kPa, u/ui-1.0. Mi-0.6, α1-40 deg., a2 57.67 deg, U-or 360 m/s. Note: For air, use y-1.41 and R 0.286 kJ/ (kg.K). Determine the following: a) Vi, ui, and vi b) u,, V,, and V,. c) Aand t, for the stage d) , and Ps for a polytropic efficiency of 0.88. tl

Answer 1

thoし91^ ax..alComprenon63 an SY te k Trrat 26 29D 20 2 (0O S 2 x loos

199 tPa 949 0,693 Ct

75%29 2n.9 Sin (o-l 2. Sin(dLtBi 0,693 = 0977

romonclaue but tu Y- 02 Po n-336