Fluid Mechanics

General Data
Academic program	General Engineering Program			:
Type d'EC	Classes (LIIAem05EMecaFlu)
Lectures : 24h00 Tutorials : 21h00 Lab Work : 12h00 Total duration : 82h00	Status :	Period : SEMESTER 5	Education language : French/English

Learning Outcomes
1. Identify basic concepts of Fluid Mechanics, in statics and dynamics. 2. Apply technical vocabulary related to various kinds of fluids and flows. 3. To be able to apply Fluid Mechanics basic / governing equations on a control volume of incompressible viscous fluid in a steady state flow. 4. To be able to design and size a simple industrial system related to Fluid Mechanics, linked to an industrial application associated to statics, Aeraulics or Hydraulics. 5. Apply a rigorous scientific approach in order to characterize an existing mechanical / energy industrial setup linked to Fluid Mechanics. 6. Apply a rigorous scientific approach in order to design and size a future mechanical / energy industrial setup linked to Fluid Mechanics.

Learning Outcomes

1. Identify basic concepts of Fluid Mechanics, in statics and dynamics.
2. Apply technical vocabulary related to various kinds of fluids and flows.
3. To be able to apply Fluid Mechanics basic / governing equations on a control volume of incompressible viscous fluid in a steady state flow.
4. To be able to design and size a simple industrial system related to Fluid Mechanics, linked to an industrial application associated to statics, Aeraulics or Hydraulics.
5. Apply a rigorous scientific approach in order to characterize an existing mechanical / energy industrial setup linked to Fluid Mechanics.
6. Apply a rigorous scientific approach in order to design and size a future mechanical / energy industrial setup linked to Fluid Mechanics.

Content
- Scope of industrial Fluid Mechanics. - Presentation of various kinds of fluids (liquids and gas, physical properties of fluids, etc.). - Presentation of various kinds of industrial flows. - Kinematics concepts: Lagrange and Euler approaches, total derivative, streamlines, streaklines and pathlines. - Presentation of basic / governing equations of mass, momentum and energy. - Presentation of these equations through their reduced formulations and analysis of their application conditions. Presentation of Euler, Navier-Stokes and Generalized Bernoulli Equations. - Industrial implementations of these governing equations to simple flows (streamtube of steady state flow of incompressible viscous fluid). - Minor (/ local) and major (/ friction) head losses formulations for viscous flows. - Presentation of head losses adding (/ coupling) laws: series coupling and parallel coupling head losses – Presentation of Electrical analogy - Study of hydraulic networks and sizing of pumping systems and hydroelectric energy setups. Implementations of Generalized Bernoulli equation – Operating point concept: selection of a pumping system adapted to a required flow rate in an existing hydraulic network. - Boundary layer concept. Drag and lift forces - Implementations to aeronautics. - Modeling a complex physical phenomenon through dimensional analysis (Vaschy-Buckingham theorem). Using similarity analysis in order to adjust established analytical models via experimental investigation on scaled models: defining experimental conditions on scaled model and transferring obtained results from scaled model to unity scale prototype.

Content

- Scope of industrial Fluid Mechanics.
- Presentation of various kinds of fluids (liquids and gas, physical properties of fluids, etc.).
- Presentation of various kinds of industrial flows.
- Kinematics concepts: Lagrange and Euler approaches, total derivative, streamlines, streaklines and pathlines.
- Presentation of basic / governing equations of mass, momentum and energy.
- Presentation of these equations through their reduced formulations and analysis of their application conditions. Presentation of Euler, Navier-Stokes and Generalized Bernoulli Equations.
- Industrial implementations of these governing equations to simple flows (streamtube of steady state flow of incompressible viscous fluid).
- Minor (/ local) and major (/ friction) head losses formulations for viscous flows.
- Presentation of head losses adding (/ coupling) laws: series coupling and parallel coupling head losses – Presentation of Electrical analogy
- Study of hydraulic networks and sizing of pumping systems and hydroelectric energy setups. Implementations of Generalized Bernoulli equation – Operating point concept: selection of a pumping system adapted to a required flow rate in an existing hydraulic network.
- Boundary layer concept. Drag and lift forces - Implementations to aeronautics.
- Modeling a complex physical phenomenon through dimensional analysis (Vaschy-Buckingham theorem). Using similarity analysis in order to adjust established analytical models via experimental investigation on scaled models: defining experimental conditions on scaled model and transferring obtained results from scaled model to unity scale prototype.

Pre-requisites / co-requisites
Mathematics and Mechanics courses completed in Preparatory Classes

Bibliography
Essential ressources: Recommended ressources: - Vincent Caillé "Polycopié de cours de mécanique des fluides" – ECAM LaSalle, campus de Lyon - R. W. Fox, A. T. McDonald, P. J. Pritchard "Introduction to Fluid Mechanics" – 6th edition - Edition Wiley (2004) - Cengel, Y.A. and Cimbala, J.M. "Fluid Mechanics, Fundamentals and Applications" 4th Ed., McGraw Hill Education ISBN 978-1-259-69653-4

Assessment(s)
N°	Nature	Coefficient	Observable objectives
1	Exercise about pratical simulation of design and size an industrial system linked to fluid mechanics in statics or dynamics, for conservative systems (2H)	1	1 to 6
2	Exercise about pratical simulation of design and size an industrial system linked to fluid mechanics in dynamics, for non conservative systems (2H)	1	1 to 6
3	Measure physical parameters linked to fluid mechanics (pressures, flow rates, head losses, powers, etc.) Analyze obtained experimental results and compare to theoritical models	1	1 to 6