FUNDAMENTALS OF THERMODYNAMICS
10th Edition
ISBN: 9781119634928
Author: Borgnakke
Publisher: WILEY
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(-4480 N m: +1120N m, + 1845 N m, -15IS N m)
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- b- A 2kg/s of steam enters a turbine at 1Mpa ,400 °C with a velocity of 10m/s and leaves at very slow velocity with 0.3Mpa .determine the specific work and power produced . Superheated Vapor Water Temp. ("C) (m³kg) (kJ/kg) (kJ/kg) (kJ/kg-K) (m'/kg) (k/kg) (KJ/kg) (kJ/kg-K) 300 kPa (133.55) 400 kPa (143.63) 250 0.79636 2728.69 2967.59 7.5165 0.59512 2726.11 2964.16 7.3788 300 0,87529 2806.69 3069.28 7.7022 0.65484 28C4.81 3066.75 7.5661 800 kPa (170.43) 1000 kPa (179.91) Sat. 0.24043 2576.79 2769.13 6.6627 0.19444 2583,64 2778.08 6.5864 200 0.26080 2630.61 2839.25 6.8158 0.20596 2521.90 2827.86 6.6939 250 0.29314 2715.46 2949.97 7.0384 0.23268 2709.91 2942.59 6.9246 300 0.32411 2797.14 3056.43 7.2327 0.25794 2793.21 3051.15 7.1228 350 0.35439 2878.16 3161.68 7.4088 0.28247 2875.18 3157.65 7,3010 400 0.38426 2959.66 3267.07 7.5715 0.30659 2957.29 3263,88 7.4650 500 0.44331 3125.95 3480.60 7.8672 0.35411 3124.34 3478.44 7.7621arrow_forwardCalculate the work (in kJ) when substance initially at 95 kPa, 19 m³ is expanded against a linear spring to 245 kPa, 67 m³.arrow_forwardSteam (P=100KPa, T=300 deg C, 3 kg) is in a well-insulated piston-cylinder device. The system is cooled (10,000 kJ removed) until all the water is a compressed liquid at 80 deg C. How much work was required (kJ)?arrow_forward
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