h8 - SAPLE No.Irise Damper Position Ta Ts (K) 1 8 343.05 2...

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Unformatted text preview: SAPLE No.Irise Damper Position Ta Ts (K) 1 8 343.05 2 7 343.02 3 6 343.12 4 5 343.03 5 4 343.1 SAPLE No.q (W) O 1 15.88 2 17.82 3 19.41 4 21.68 5 22.52 (K) Pd(mmH2O) (Volts)34.52 V I (Amps) Visc.(m^2/s) 296.15 7.04 34.52 0.46 296.13 14.05 36.52 0.49 296.6 21.09 38.2 0.51 296.75 31.18 40.44 0.54 296.7 39.84 41.1 0.55 (w/m^20Ts - Ta (K) hexp (W/m^2*K) U (m/s) Pr 6397.74 46.9 136.42 10.66 7180.4 46.9 153.11 15.06 7818.53 46.52 168.05 18.46 8733.22 46.28 188.7 22.45 9074.46 46.4 195.57 25.37 Re 2.45 2.45 2.45 2.45 2.45 0 0 0 0 0 k (W/m*K) 0.03 0.03 0.03 0.03 0.03 Nu 10965.19 3859.07 15491.54 4331.32 18941.04 4709.6 23014.64 5258.37 26020.11 5464.46 Mean surface Heat Transfer Coefficient Mean surface Heat Transfer Coefficient Mean Surface Heat Transfer Coefficient (h4) vs. Reynolds Numbe Mean Surface Heat Transfer Coefficient (h3) vs. Reynolds Number Ln(Nu) Ln(Re) 8.26 9.3 8.37 9.65 8.46 9.85 8.57 10.04 8.61 10.17 180 160 140 120 100 80 60 40 20 180 160 f(x) = 0x + 45.24 f(x) = 0x + 45.24 140 R² = 1 R² = 1 120 100 80 60 40 20 0 0 10000 12000 14000 16000 18000 20000 22000 24000 26000 28000 10000 12000 14000 16000 18000 20000 22000 24000 26000 28000 Reynolds Number Re Reynolds Number Re Ts © Ta © 70.05 23.15 70.02 23.13 70.12 23.6 70.03 23.75 70.1 23.7 Mean Surface Heat Transfer Coefficient (hexp) vs. Reynolds N Ln(Nu) vs. Ln(Re) Heat Transfer Coefficient n(Nu) 8.8 250 200 f(x) = 0x + 90.97 = 0.41x + 4.4 8.6 f(x)R²=0.99 R² 150 = 0.99 8.4 100 Mean surface Heat Transfer Coefficient Ln(Nu) 8.8 250 200 0x f(x)f(x)==0.99+ 90.97 + 4.4 R²= 0.41x 8.6 R² 150 = 0.99 8.4 8.2 100 50 80 9.210000 12000 9.6 16000 1800010 22000 24000 26000 28000 9.4 14000 9.8 20000 10.2 10.4 Reynolds Number Re Ln(Re) k (W/m*K) h3(W/m^2*K) h4(W/m^2*K) %Error(eq3) %Error(eq4) 90.54 156.86 50.68 13.03 112.09 190.97 36.6 19.83 127.09 214.8 32.23 21.76 143.41 240.36 31.58 21.49 154.7 257.83 26.42 24.15 s. Reynolds Number ynolds Number 4000 26000 28000 000 28000 xp) vs. Reynolds Number 0.2 10.4 000 24000 26000 28000 ...
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This note was uploaded on 09/27/2011 for the course CHEMICAL E CHE 309 taught by Professor M.elgaily during the Fall '09 term at King Fahd University of Petroleum & Minerals.

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