3.11) The conditions of air at the entry of an axial compressor stage are: P1 = 768 mm Hg & T, = 314 K. The air angles are B1 = 51°, B2 = 9°, a1 = az = 7°. The mean diameter 50 cm. The peripheral speed 100 m/s. Mass-flow rate 25 kg/s work done factor 0.95 mechanical efficiency 92 % stage efficiency 88 % (a) Air angle at the stator entry, [a2 = 50.18°] %3D (b) Blade height at entry and the hub-tip diameter ratio, [h, = 19 cm; dn/dt = 0.449] %3D (c) Stage loading coefficient. [V = 0.754] %3D

3.11) The conditions of air at the entry of an axial compressor stage are: P1 = 768 mm Hg & T, = 314 K. The air angles are B1 = 51°, B2 = 9°, a1 = az = 7°. The mean diameter 50 cm. The peripheral speed 100 m/s. Mass-flow rate 25 kg/s work done factor 0.95 mechanical efficiency 92 % stage efficiency 88 % (a) Air angle at the stator entry, [a2 = 50.18°] %3D (b) Blade height at entry and the hub-tip diameter ratio, [h, = 19 cm; dn/dt = 0.449] %3D (c) Stage loading coefficient. [V = 0.754] %3D

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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