Problem 13.15[Difficulty: 3]Given:Flow in a converging nozzle to a pipeFind:Plot of mass flow rateSolution:The given or available data isR=287J/kg·Kk=1.4T0= 293 Kp0= 101 kPaDt=1cmAt= 0.785 cm2Equations and Computations:The critical pressure is given byp* =53.4 kPaHence for p= 100 kPa down to this pressure the flow gradually increases; then it is constantpMT(K)cV= M·c= p/RTFlow Rate(kPa) (Eq. 13.7a) (Eq. 13.7b) (m/s)(m/s)(kg/m3)(kg/s)1000.119292343411.190.00383990.169291342581.180.00539980.208290342711.180.00656970.241290341821.170.00753960.270289341921.160.00838950.2972883401011.150.0091900.4092843371381.110.0120850.5032793351681.060.0140800.5872743321951.020.0156750.6662693292190.9710.0167700.7432643262420.925
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This note was uploaded on 01/20/2012 for the course EGN 3353C taught by Professor Lear during the Fall '07 term at University of Florida.