Tapping Head (h) (mm) Distance 1st 2nd Along Area (mm) a2 2 (an) venturi Ideal Dimensionless...
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Tapping Head (h) (mm) Distance 1st 2nd Along Area (mm) a2 2 (an) venturi Ideal Dimensionless pressure Actual Dimensionless pressure A 290 300 -54 530.9 (upstream)(h1) B 287 292 -34 422.7 C 255 242 -22 265.9 D(Throat)(h2 209 155 -8 201.1 E 219 175 7 221.4 F 242 218 22 267.9 G 255 242 37 319.2 SH 265 260 52 374.6 J 270 270 67 434.8 K 275 277 82 499.2 L 276 279 102 530.9 Volume m 0.005 0.005 Time sec 18.56 14.8 (h1 - h2) (m1/2) V2(m/s) Actual flow (m/s) Calculated flow (m/s) Coefficient of Discharge 2 al u2 = 2g K= Average value of C= V2(m/s) a) What is the difference between Rotameter, orifice meter and Venturi meter? b) What is the difference between the continuity equation and Bernoulli's equation? And how are they related to the different flow measurement apparatus? c) What do we mean by center of pressure? Tapping Head (h) (mm) Distance 1st 2nd Along Area (mm) a2 2 (an) venturi Ideal Dimensionless pressure Actual Dimensionless pressure A 290 300 -54 530.9 (upstream)(h1) B 287 292 -34 422.7 C 255 242 -22 265.9 D(Throat)(h2 209 155 -8 201.1 E 219 175 7 221.4 F 242 218 22 267.9 G 255 242 37 319.2 SH 265 260 52 374.6 J 270 270 67 434.8 K 275 277 82 499.2 L 276 279 102 530.9 Volume m 0.005 0.005 Time sec 18.56 14.8 (h1 - h2) (m1/2) V2(m/s) Actual flow (m/s) Calculated flow (m/s) Coefficient of Discharge 2 al u2 = 2g K= Average value of C= V2(m/s) a) What is the difference between Rotameter, orifice meter and Venturi meter? b) What is the difference between the continuity equation and Bernoulli's equation? And how are they related to the different flow measurement apparatus? c) What do we mean by center of pressure?
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