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[30 pts] Crude oil with a specific gravity of 0.90 and viscosity of 0.0030 kg/m:s is pumped from a ground storage tank through a 3-in.
[30 pts] Crude oil with a specific gravity of 0.90 and viscosity of 0.0030 kg/m:s is pumped from a ground storage tank through a 3-in. Schedule 40 steel pipe (78 mm diameter). It was measured that the velocity of crude oil before entering the pump is 1 m/s. After the pump, the crude oil is discharged through a 2-in Schedule 40 pipe (50 mm diameter) to an upper-level storage tank. The discharge end of the 2-in Schedule 40 pipe is 22 meters above the ground tank. There are two gate valves, one 90 elbow in the 3-in. pipe section (10 m), and one gate valve and one 90 elbow in the 2-in pipe section (30 m). Kc = 0.4, Ke = 1.0, Kgate-valve = 0.17, Kf-90 = 0.2. Note: Here, the specific gravity, also called relative density, is the ratio of the density of a fluid to the density of water. (a) (5 pts) Calculate the energy loss due to contraction, expansion, and at all fitting. (b) (5 pts) Calculate the total energy loss due to friction. (C) (10 pts] Calculate what pressure must the pump develop, and calculate the power of the pump needed. (d) [10 pts] If we operate the same system with water (specific gravity of 1.00 and viscosity of 0.0018 kg/ms) Calculate what pressure must the pump develop, and calculate the power of the pump needed
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