Download An Introduction to Fluid Mechanics and Transport Phenomena by G. Hauke PDF

By G. Hauke

ISBN-10: 1402085362

ISBN-13: 9781402085369

This ebook provides the rules of fluid mechanics and delivery phenomena in a concise method. it really is appropriate as an creation to the topic because it includes many examples, proposed difficulties and a bankruptcy for self-evaluation.

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Extra resources for An Introduction to Fluid Mechanics and Transport Phenomena

Example text

8. The plume of a chimney is a streakline. Streamlines indicate the velocity direction. They can be visualized by implanting little flags inside the fluid and observing their orientation. The streamlines can be obtained by drawing lines tangent to the flags. They are a rather mathematical object. The trajectory is the path followed by a fluid particle. For example, the braking marks on a road indicate the position that a tire has been occupying while the wheel was being dragged. They depict, therefore, the trajectory of the tire.

9) The last step was given taking into account that the relative velocity v of the fluid particles with respect to the reference system is zero. 6), ∇p = ρf m Next we will cover examples on hydrostatics, manometry and forces on submerged structures. 2 Applications 49 P atm z g x Fig. 1. Hydrostatics. Axes. 1 Hydrostatics Hydrostatics is the part of fluid statics dedicated to incompressible fluids. Let us calculate the pressure distribution in a liquid at rest. Take the coordinate axes of Fig. 1, where z is the upward vertical axis.

2. The opposite convention for i and j is equally found. This has no practical implication since, as shown below, the stress tensor is symmetric. 3 (Normal stress). e. τ11 , τ22 and τ33 . 4 (Shear or tangential stress). e. τ12 , τ13 , τ21 , τ23 , τ31 and τ32 . 3. In Cartesian coordinates, the components of the stress tensor are also denoted by τxx , τyy , τzz , τxy , τxz , and τyz . 3 D fs τ 12 n τ 21 τ 22 τ 23 τ 11 τ 13 P τ 31 C 2 τ 32 τ 33 B 1 Fig. 3. Infinitesimal tetrahedron employed to obtain the stress tensor at the point P.

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