2.- General study about the movement of the fluids |
2.1.- Classical approaches: Euler vs. Lagrange.
2.2.- Concept of velocity field.
2.3.- Cinematic basic: acceleration and tensor of velocity variation.
2.4.- Stresses and deformations of the fluid particle: relationship with the tensor of velocity variation.
2.5.- Classification of fluid flows:
- according to cinematic conditions
- according to geometrical conditions
- according to mechanical conditions of the boundary
- according to conditions of the internal movement
2.6.- System vs. volume of control
2.7.- Integrals extended to fluid volumes: Reynolds Transport theorem.
2.8.- Integral relations for a volume of control: conservation of mass, conservation of momentum and conservation of energy.
2.9.- Differential relations for a fluid particle: continuity and second Newton's law. Navier-Stokes equations.
2.10.- Particular cases: Euler's equation, Bernoulli's theorem, in-compressible flow, and vorticity. |
4.- Laminar flow |
4.1.- Introduction.
4.2.- Simplified Navier-Stokes' equations: One-dimensional steady flow of liquids.
4.3.- Particular cases: Couette's flow and Hagen-Poiuseuille's flow.
4.4.- Head loss in laminar flow: friction factor. |
6.- Flow of liquids in pipes of variable section |
6.1.- Introduction
6.2.- Secondary head loss:
- Loss at the entrance of a tube
- Loss at the tube exit
- Losses in valves
- Losses in elbows and other adapters
- Losses in valves
6.3.- Systems of pipes: series and parallel.
6.4.- Networks of pipes: equations for the nodes and equations for the meshes.
6.5.- System-pump coupling. |