Series Pipeline Systems : Pump Power Calculation Example ||revision
In this 10-minute revision video, we’ll walk through an example problem from Chapter 11, focusing on calculating the power supplied to a pump. We’ll cover the necessary steps and formulas, using given data such as pump efficiency, flow rate, and pipe dimensions. Perfect for a quick review or exam preparation!
Timeline:
0:00 - 0:30 Introduction
Brief overview of the example problem and its relevance to Chapter 11.
0:30 - 1:30 Problem Statement
Explanation of the given data:
Pump efficiency: 76%
Flow rate: 54 m³/h of Methyl alcohol at 25°C
Suction line: DN 100 Schedule 40 steel pipe, 15 m long
Discharge line: DN 50 Schedule 40 steel pipe, 200 m long
Square-edged inlet and fully open globe valve in the system.
1:30 - 2:30 Flow Rate Conversion
Converting the flow rate from m³/h to m³/s for easier calculations.
2:30 - 4:00 Head Loss Calculations
Determining the head loss in the suction and discharge lines using the Darcy-Weisbach equation.
Calculating the entrance loss, pipe friction losses, and losses due to fittings and valves.
4:00 - 5:30 Total Dynamic Head (TDH)
Summing the head losses to find the Total Dynamic Head.
5:30 - 7:00 Power Calculation
Using the formula:
𝑃
=
𝜌
⋅
𝑔
⋅
𝑄
⋅
𝑇
𝐷
𝐻
𝜂
P=
η
ρ⋅g⋅Q⋅TDH
Substituting the known values to calculate the power supplied to the pump.
7:00 - 8:00 Efficiency Consideration
Adjusting the power calculation based on the pump’s efficiency (76%).
8:00 - 9:00 Final Answer
Presenting the calculated power supplied to the pump.
Verifying the units and ensuring the result is reasonable.
9:00 - 9:30 Summary
Recap of the key steps and formulas used in the problem.
9:30 - 10:00 Closing Remarks
Encourage viewers to practice similar problems and engage with the content.
Invitation to subscribe for more revision videos and tutorials.
Tags: #FluidMechanics, #PumpPowerCalculation, #Engineering, #Chapter11Revision, #FlowRate, #PipeLosses, #PumpEfficiency, #EngineeringStudents, #ExamPrep, #STEM
Join me as we solve this example problem and strengthen our understanding of fluid mechanics concepts related to pump power calculations! Let’s get started!
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