1) velocity triangle, temperature and pressure of compressor stage 2
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1) velocity triangle, temperature and pressure of compressor stage 2
Axial compressor stage calculation Calculate: 1) velocity triangle, temperature and pressure of compressor stage 2) Rotor and stator cascde geometry 3) Stage work, efficiency Assumption axial velocity is constant stage is normal Miguel BORAU RUMBAO Kabier PEREZ FERERO Rafael TOLEDO CASTELLANO Alberto ALONSO MARTINEZ Cristian PADRON SANTANA Francisco MONCHO pressure in section 1 temperature in section 1 rotor relative pressure losses stator pressure losses rotor and stator incidence cx1 [m/s] U [m/s] c1 [m/s] cy2 [m/s] p1 [Pa] T1 [K] σR=p02rel/p01rel σS=p03/p02 i Mercedes GONZALEZ RODRIGEZ given: axial velocity in section 1 blade speed flow speed in section 1 Antonio CRIADO Plot 1) Rotor and stator cascade geometry and velocity triangles 2) Entalpy entropy diagram 3) Temperature and pressure diagram in the compressor stage 180 280 190 160 100000 300 0,98 0,985 -2 180 280 180 180 100000 300 0,98 0,985 -1 180 290 190 160 150000 400 0,98 0,985 0 180 290 180 180 150000 400 0,98 0,985 0 180 300 190 160 150000 400 0,98 0,985 0 180 300 180 180 150000 400 0,98 0,985 0 160 300 190 160 100000 290 0,98 0,985 -2 160 300 180 180 100000 300 0,98 0,985 -2 cx cons c3=c1 cp=100 [J/kg/K] k=1,4 R=287 [J/kg/K] Plot blde cascades for rotor and for stator. Shape of the cascade is profil NACA 65, ticknes is 8%, camber line is a circural arc