Water at a flow rate of 0.009 m3/s travels from the lower re…
Water at a flow rate of 0.009 m3/s travels from the lower reservoir to the upper reservoir. The piping system consists of 220 m cast iron pipe with an inner diameter of 6 cm. The system contains a sharp inlet, two standard 90° elbows, an open gate valve, and sharp submerged exit into the upper reservoir. Use the density of water as 998 kg/m3 and the viscosity as 1.0×10-3 kg/(m*s). The Moody diagram is shown below and on the second page of the equation sheet. [15 points] Determine the frictional head loss due to the total pipe length. You can use the Moody diagram below or an equation to find the Darcy friction factor. [5 points] Determine the minor head loses in this system. [13 points] Determine the power required to operate the pump if it is 85% efficient. Enter only the number, not units in the blank below. Include three digits in your answer and give the numerical answer in kW.
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