A vented tanker is to be filled with fuel oil with Density= 920 kg/m3 and Viscosity =0.045 kg/m s from an underground reservoir using a 20-m-Hong, 5-cm-diameter plastic hose with a slightly rounded entrance and two 90° smooth bends. The elevation difference between the oil level in the reservoir and the top of the tanker where the hose is discharged is 5 m. The capacity of the tanker is 18 m3 and the filling time is 30 min. Taking the kinetic energy correction factor at hose discharge to be 1.05 and assuming an overall pump efficiency of 82 percent, determine the required power input to the pump. Assume K= 0.12 (For slightly rounded entrance KL = 0.3 for a 90degree smooth bend
A vented tanker is to be filled with fuel oil with Density= 920 kg/m3 and Viscosity =0.045 kg/m s from
an underground reservoir using a 20-m-Hong, 5-cm-diameter plastic hose with a slightly rounded
entrance and two 90° smooth bends. The elevation difference between the oil level in the reservoir
and the top of the tanker where the hose is discharged is 5 m. The capacity of the tanker is 18 m3
and the filling time is 30 min. Taking the kinetic energy correction factor at hose discharge to be
1.05 and assuming an overall pump efficiency of 82 percent, determine the required power input to
the pump.
Assume K= 0.12 (For slightly rounded entrance
KL = 0.3 for a 90degree smooth bend
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