Fluid Mechanics
Introduction. Definitions. Basic properties of fluids. Hydrostatics. Pressure at a point. Hydrostatic pressure. Forces on planar and curved surfaces. Buoyancy. Kinematics. Lagrange and Euler methods. Material derivative. Streamlines, Pathlines. Deformation of a fluid element. Vorticity. Dynamics. Types of forces. Principles of conservation: mass, momentum and energy. Equations of continuity, momentum and energy for a finite control volume. Piezometric and energy line. General differential equations for continuity and motion (Navier-Stokes). Streamfunction and velocity potential. Ideal fluids. Euler equations. Bernoulli equation. Cavitation. Flow separation. Flow through orifices, over sharp-crested weirs and under sluice gates. Real fluids, Reynolds number. Laminar and turbulent flow. Drag and Lift. Couette and Poiseuille flow. Reynolds equations. Turbulent stresses. Dynamic similitude. Types of similarity. Basic dimensionless numbers. Introduction to boundary layer theory. Laboratory experiments.
| Semester: | 4 |
| Teaching credits: | 5 |
| Teachers: |
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Teaching:
- Monday, 10:45 – 12:30,
Rooms:- Ζ. Κτ. 1 Πολ., Αιθ. 3
- Ζ. Κτ. 1 Πολ., Αιθ. 5
- Thursday, 10:45 – 13:30,
Rooms:- Ζ. Κτ. 1 Πολ., Αιθ. 03ΑΒ
- Ζ. Κτ. 1 Πολ., Αιθ. 3
