1. Verify that the flam speed is 0.370 [m/s] by using the results highlighted in orange in the table on the 14th (or 15t

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1 Verify That The Flam Speed Is 0 370 M S By Using The Results Highlighted In Orange In The Table On The 14th Or 15t 1 (48.86 KiB) Viewed 20 times

1. Verify that the flam speed is 0.370 [m/s] by using the results highlighted in orange in the table on the 14th (or 15th) slide. The formulas required for the calculation are as follows. To P=AX/X ²/2 T Po Standard state (T₁ = 273.15 [K], P = 101.3 [kPa], pair = 1.293 [kg/m³], p=2.02 [kg/m³]) Qair= 1.0454 U = 2AP Qair + QC₂Hs л(d/2)² = Usin 0 air Pair 0.49558 [ml/s], Qc₂H = 0.0694 d = 0.012 [m], 0 = tan b₂-b₁ 2h 2AP C₂H8 PC3H8 0.51109 [ml/s]
Atomosp Air heric Tempera Differential Flow rate pressure ture Tair [kPa] [°C] 100.5 27.5 102.0 24.4 100.5 27.4 102.0 24.4 100.4 28.3 102.0 24.1 102.0 23.7 100.5 28.2 101.8 24.5 100.5 29.2 102.3 24.4 pressure AP air 6.02 5.98 6.03 5.98 6.00 6.01 6.03 5.97 5.98 5.97 5.98 Qair [L/s] 0.102 0.100 0.102 0.100 0.102 0.101 0.101 0.102 0.101 0.102 0.100 Temperatur e TC3H8 [°C] 27.4 24.4 27.3 24.4 28.1 23.9 23.4 27.9 24.4 29.0 24.3 Propane Differential pressure APC3H8 1.76 1.78 2.31 2.36 2.95 2.93 2.93 3.55 3.47 4.14 4.12 Flow rate QC3H8 [L/s] 0.0033 0.0033 3.17 0.0038 0.0038 0.0043 0.0042 0.0042 0.0048 Mixture ratio £ [%] 3.15 0.0051 3.60 3.65 4.07 4.05 4.05 4.47 0.0046 4.41 0.0052 4.81 4.80 Mixture velocity U [m/s] 0.931 0.917 0.936 0.921 0.940 0.927 0.928 0.941 0.930 0.946 0.931 b₁ [mm] b₂ h 8 [mm] [mm] [rad] 5.22 7.20 5.25 7.22 3.00 0.32 0.39 5.05 3.76 7.14 4.50 0.36 3.00 0.32 4.90 6.72 3.00 6.71 2.00 3.00 3.87 1.00 0.41 6.20 2.00 0.43 4.00 0.38 4.31 5.96 2.00 0.39 3.10 6.80 5.00 0.35 5.31 6.57 2.00 0.31 2.82 5.43 4.00 0.32 Flame speed Su [m/s] 0.292 0.286 0.359 0.324 0.389 0.370 0.345 0.359 0.323 0.284 0.289