(Answered): Viscosity = 0.9107*10^(-3) EXPERIMENT #6 Measurement of the friction loss in pipes, valves and other ...

EXPERIMENT #6 Measurement of the friction loss in pipes, valves and other fittings. Data Collection: 2 6 x l s ? All readings should be tabulated as follows: Table 6.1 Volume | Time Flow rate | Pipe velocity Reynolds (liters) (Sec) (m/s) Calculated Measured ! Head Loss ? Head Loss he (m H20) (m H20) (m/s) Re pud MOODY Diagram 2gd 29-13 EXPERIMENT #6 Calculated Measred Head Less Head Loss From H Diagram Page 12 EXPERIMENT #6 1. Plot a graph of h versus u for each size of pipe. Identify rraion and turhalent zones on the graphs. 2 Confirm that the graph is a straight line for the zone of laminar Bow. h ou Page 1 3 EXPERIMENT 6 3. Plot a graph of log h versus log u for each size of pipe. Confirm that the graph is a straight li for the zone of turbulent flow oc 4. Determine the slope of the straight line to find n. Page 14 Estimate the value ofReynoldsmater(Re-pad ?)atthest nndfinishofthe trans in phase These two values of Re are called the upper and lower critical velocities s. 6. Compare the values of head loss determined by calculation with those measured using the Page | S EXPERIMENT 86 7. Confimm that the bead loss can be predicted using the pipe friction equation provided the velocity of the fluid and the pipe dimensions are known. and the density pis 999 It is assumed that the molecular viscosity ? is 1.15 x 10, Norma ?sc kg/m' at 15 c 8. Comment on the results and on possible ways of improving experimental procedure. Page | 6 Friction Factor f Relative Roughness D