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Lab-1-Flow-Measurements-1

# Lab-1-Flow-Measurements-1 - 1.785-0.9993-1.784 3.187-0.5160...

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30.000 35.000 40.000 45.000 50.000 55.000 60.000 65.000 0.0000 0.0200 0.0400 0.0600 0.0800 0.1000 0.1200 f(x) = 0x + 0 R² = 0.99 Constrained Case (2g∆h)1/2 Q (cfs)

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1 10 100 0.0100 0.1000 f(x) = 0.01 x^0.55 R² = 0.99 Unconstrained Case ∆h (in) Q (cfs)
1.00E+04 1.00E+05 1.00E+06 0.96 0.97 0.98 0.99 1.00 1.01 1.02 1.03 1.04 1.05 1.06 f(x) = 0x + 1.02 R² = 0 K vs. Re Re K

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Flow Measurements in Pipes Using Constriction Flowmeters γ= 62.4 g = 32.2 lbf 9.87E-06 D = 0.08 ft (Venturi) A = 5.38E-03 Constrained Case Trial ∆H (in) ∆W (lbf) Time (s) Q (cfs) Re K 1 61 100 16 0.1002 1.56E+05 1.03 62.677 2 51.8 100 18 0.0890 1.39E+05 0.99 57.757 3 41.6 100 19 0.0843 1.31E+05 1.05 51.759 4 32.7 100 22 0.0728 1.14E+05 1.02 45.890 5 26.4 100 24 0.0668 1.04E+05 1.04 41.233 6 19.4 100 29 0.0553 8.61E+04 1.01 35.346 7 12.2 100 40 0.0401 6.25E+04 0.921 28.0300 8 14.8 100 86 0.0186 2.90E+04 0.389 30.8726 Table 1- Data Flow Calculations, Reynold's Number, and K Calculated No. of Trials = 8 Unconstrained Case n = 0.5195 A = -1.443 0.98 B = 0.520 Se = 0.2316 C = 0.036 Trial # Flow Rate (Q) Ye 1 0.1002 61.000
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Unformatted text preview: 1.785-0.9993-1.784 3.187-0.5160 2.34E-01 3784.217 3843.914 2 0.0890 51.800 1.714-1.0505-1.801 2.939-0.5529 2.48E-01 2740.824 2793.171 3 0.0843 41.600 1.619-1.0739-1.739 2.621-0.6024 2.22E-01 1781.039 1821.065 4 0.0728 32.700 1.515-1.1376-1.723 2.294-0.6567 2.31E-01 1112.667 1144.984 5 0.0668 26.400 1.422-1.1754-1.671 2.021-0.7050 2.21E-01 734.678 760.402 6 0.0553 19.400 1.288-1.2576-1.620 1.658-0.7745 2.33E-01 407.009 426.736 7 0.0401 10.4 1.017-1.3969-1.421 1.034-0.9151 2.32E-01 128.032 139.166 8 0.0186 2.4 0.380-1.7305-0.658 0.145-1.2460 2.35E-01 13.293 17.061 Sum 0.527 245.700 9.343-6.6943-12.416 15.900-5.9684 1.39E+00 10560.434 10790.271 Mean = 1.34-1.23 lbf/f t3 ν (75.6°F) = ft 2 /s ft 2 (2g∆h) 1/2 Q = 0.0105(∆H) 0.551 r 2 = ∆H (") X i Y i X i Y i X i 2 (Y i- Y e ) 2 (Y e- Y) 2 (Y i- Y) 2...
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