Phone: 337-475-5874
Fax: 337-475-5286
Box 91735
Lake Charles, LA 70609
engineering@mcneese.edu http://mcneese.edu/ceet/eng

Engineering - ENGR 311

Fluid Mechanics

• Study historical development of fluid mechanics
• Understand basic fluid properties of density, specific weight, specific gravity, surface tension, vapor pressure, elasticity, and viscosity
• Apply Newton’s law of viscosity to fluid flow problems (boundary layer flow, rotating viscometer)
• Develop basic principles of hydrostatics including pressure at a point, pressure transmission, and pressure variation with elevation
• Understand pressure datums (absolute pressure and gage pressure)
• Apply the hydrostatic pressure equation to analyze manometer problems
• Compute the magnitude and location of the resultant hydrostatic forces acting on plane surfaces
• Apply Archimedes principle to solve problems involving buoyancy
• Distinguish between Lagrangian and Eulerian descriptions of fluid motion
• Distinguish between pathline, streakline, and streamline in fluid flow visualization
• Description of fluid particle acceleration along a pathline
• Develop Euler’s equation describing fluid motion of an inviscid fluid
• Integrate Euler’s equation along a pathline in the steady flow of an incompressible fluid to obtain Bernoulli’s equation
• Apply Bernoulli’s equation to fluid flow problems involving stagnation tubes, piezometers, and pitot tubes
• Use Bernoulli’s equation to examine the pressure distribution around a circular cylinder and compute the drag (D’Alembert’s paradox)
• Examine the phenomenon of flow separation for flow past a cylinder
• Compute volumetric flow rate and mass flow rate for flows with variable velocity distributions
• Apply the control volume approach based on the Eulerian description of the flow field
• Use Reynolds Transport Theorem to develop the fundamental conservation laws of mass, energy, and momentum
• Apply the general form of the continuity equation to steady and unsteady flows
• Examine the phenomenon of cavitation for flow through a venturi meter
• Apply the steady form of conservation of momentum to problems involving fluid jets, nozzles, vanes, and pipes
• Develop the energy equation for steady flow of an incompressible fluid in a pipe
• Apply the energy equation to fluid flows with energy additions (pump) or extractions (turbines)
• Apply the conservation laws to obtain a relationship for energy losses due to an abrupt expansion in a pipe flow
• Sketch the hydraulic grade line (HGL) and energy grade line (EGL) for fluid flow problems
• Apply the Buckingham Pi Theorem to develop dimensionless parameters (e.g., Reynolds number)
• Examine the fundamental equations of fluid motion (Navier-Stokes equations)
• Qualitatively examine the features of a boundary layer on a flat plate
• Develop relationships for shear stress and surface resistance on a flat plate using the Blasius solution
• Examine the apparent shear stress associated with turbulent flows and Prandtl’s mixing length theory
• Develop the momentum integral equation
• Develop approximate boundary layer relationships using the momentum integral equation and approximate velocity profile equations
• Examine shear stress and velocity distribution in laminar and turbulent pipe flows
• Use Reynolds number to classify flows as laminar, transitional, or turbulent
• Compute energy losses due to friction (Darcy-Weisbach equation) and minor components
• Determine the friction factor with the Moody diagram

Prepared by Dr. Jason Hill