Fundamentals of Fluid Mechanics

This course aims to introduce you to the fundamentals of fluid mechanics and its importance and application in process engineering like (Civil Engineering, Mechanical Engineering, and Chemical Engineering). The focus will be on solving fluid flow problems and the design of pipelines and equipment for fluid transport. Don’t worry if you find this course difficult or just start this course this is very detailed 15 Hours Course which starts from very basic level and can make you expert in this course at your home.

So you can definitely prepare for your Fluid Mechanics Exams and surely can score the highest grades in your class.

Textbooks used for this course

1. Fluid Mechanics by Yunus A. Cengel, John M. Cimbala
2. Fundamentals of Fluid Mechanics, 6th Edition By Munson

A very detailed course for understanding almost every concept of fluid mechanics and know-how to solve practice problems.

Section 1

• Introduction to Fluid Mechanics
• Application Area of Fluid Mechanics
• Dimensions and Importance of Dimensions and Units
• Dimensional Homogeneity and Unity with example problems
• Calculation of Dimensional Analysis
• Dimensionless Numbers (Reynolds, Bingham & Nusselt Number)
• Measures of Fluid Mass and Weight (Density, Specific Weight, Specific Gravity) and Relation between Density and Specific Weight
• Classification of Fluid Flow (Internal and External, Compressible and Incompressible, Laminar and Turbulent, Steady and Unsteady)
• Calculation of Reynold, Bingham & Nusselt numbers (Dimensionless Numbers)

Section 2

• Nature of Fluids (The no Slip Condition in Fluid Dynamics)
• Shear Stress in Moving Fluid, (Derivation Shear stress is directly proportional to strain rate)
• Viscosity and Fluid Types (Newtonian and Non-Newtonian Fluid)
• Shear Thickening Fluids and Shear Thinning Fluid
• Numericals Related to Newton Law of Viscosity (Newtonian Fluid)
• Calculation of Shear Stresses
• Velocity Profiles

Section 3

• Pressure (Fluid Pressure and Hydrostatic Pressure)
• Calculation of Specific Gravity
• Manometry (Piezometer, U tube manometer, Differential Monometer)
• Questions related to Monometer for pressure calculation
• Buoyancy and Steps for solving Buoyancy Questions
• Numericals related to Buoyancy

Lecture 4

• Fluid Flow Rates
• Continuity Equation
• Calculation of Fluid Flow Rate using Continuity Equation
• Commercially Available Pipe and Tubing (Steel Pipe, Steel Tubing, Copper Tubing, Ductile Iron Pipe)
• Pipe Selection Aid
• Question calculation of Volume Flow Rate by Pipes and Tubes Table
• Determine Pipe Size and Tube Size from Tables
• Conservation of Energy (Bernoulli’s Equation),
• Derivation of Bernoulli’s Equation
• Interpretation of Bernoulli’s Equation
• Restriction on Bernoulli’s Equation
• Numericals related to Bernoulli’s Equation
• Problem-related to the calculation of volumetric flow rate through the nozzle using Bernoulli’s Equation
• Application of Bernoulli’s Equation (Tanks, Reservoirs, and Nozzles Exposed to the Atmosphere)
• Calculation of volumetric flow rate in Venturi Meter
• Torricelli’s Theorem
• Questions related to Torricelli’s Theorem

Section 5

• General Energy Equation (Pumps, Fluid Motors, Fluid Friction, Valves, and Fittings)
• Mechanical Energy and Efficiency
• Nomenclature of Energy Losses and Addition
• Questions Related to Energy Equation
• Power Required by the Pumps
• Mechanical Efficiency of Pumps
• Numericals related to Pumps
• Calculation of Mechanical Efficiency of the Pump
• Power Delivered to Fluid Systems
• Mechanical Efficiency of Fluid
• Calculation of Power Delivered to Fluid and its Mechanical Efficiency

Lecture 6

• Critical Reynolds Number
• Reynolds Number for closed non-circular cross-sections
• Hydraulic Radius for non-circular pipes
• Solving Problems using Moody’s Chart
• Calculation of Reynolds Number for non-circular pipes
• Friction Loss in non-circular cross-section
• Calculation of Friction loss using Moody’s Chart
• Energy Loss due to Friction
• Darcy’s Equation
• Friction Loss in Laminar and Turbulent Flow

Section 7

• Minor Looses
• Sudden Enlargement and losses due to Sudden Enlargements,
• Calculation of energy loss due to sudden enlargement
• Exit loss and calculation of energy loss due to exit loss
• Gradual Enlargement and calculation energy loss due to gradual enlargement
• Sudden Contraction and calculation of energy loss due to sudden contraction
• Entrance Loss and calculation of energy loss due to Entrance
• Minor Losses (through Valves and Fittings) with procedure for calculation
• Resistant Coefficient for Valves & Fittings
• Calculation of all the energy loses in moving fluid

Section 8

• Flow Measurement
• Flow meters selection factors
• Variable head meters, Venturi, Flow Nozzle, Orifice
• Variable Area Flow Meters
• Rotameter
• Flow Rate and Velocity Measurements
• Velocity Probes
• Open Channel Flow Measurement (Weirs, Rectangle Notch, Contracted Weir, Triangle Weir)

Section 9

• Positive Displacement Pumps
• Reciprocating Pumps
• Rotary Pump
• Kinetic Pump
• Self-Priming Pump
• Centrifugal Pump
• Affinity Law for centrifugal pumps
• Numerical using Affinity Law
• Manufacturer’s data for centrifugal pumps
• Effect of Impeller Size
• Power and Efficiency of Pumps
• Cavitation
• Vapor Pressure
• NPSH Margin

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