Boundary-Layer Theory by Hermann Schlichting (Deceased), Klaus Gersten

By Hermann Schlichting (Deceased), Klaus Gersten

This re-creation of the near-legendary textbook via Schlichting and revised via Gersten provides a finished evaluate of boundary-layer concept and its software to all parts of fluid mechanics, with specific emphasis at the circulation previous our bodies (e.g. airplane aerodynamics). the hot variation positive factors an up to date reference checklist and over a hundred extra adjustments during the booklet, reflecting the most recent advances at the topic.

Show description

Read Online or Download Boundary-Layer Theory PDF

Best fluid dynamics books

Progress in Numerical Fluid Dynamics

Complaints of the Von Karman Institute path for Fluid Dynamics, Rhode-St-Genese, Belgium, Feb. 11-15, 1974 by means of Hans Jochen Wirz, H. J. Wirz (Editor)

Experimentalphysik 1: Mechanik und Wärme

Dieses auf vier B? nde angelegte Lehrbuch der Experimentalphysik orientiert sich an dem weit verbreiteten, viersemestrigen Vorlesungszyklus und behandelt Mechanik und W? rme; Elektrozit? t und Optik; Atome, Molek? le und Festk? rper; Kern-, Teilchen und Astrophysik. Durchgerechnete Beispielaufgaben, Kapitelzusammenfassungen sowie ?

Interfacial Fluid Mechanics: A Mathematical Modeling Approach

Interfacial Fluid Mechanics: A Mathematical Modeling process presents an advent to mathematical versions of viscous stream utilized in swiftly constructing fields of microfluidics and microscale warmth move. the elemental actual results are first brought within the context of easy configurations and their relative significance in ordinary microscale functions is mentioned.

Additional resources for Boundary-Layer Theory

Sample text

8) c where c is the speed of sound, is an important additional dimensionless coefficient. There is great importance for all of theoretical and experimental fluid mechanics attached to the similarity law given by Eq. 6). First of all, the dimensionless coefficients cL , cD and Re are independent of the system of units used. Calculating the functions f1 (Re) and f2 (Re) is, in many cases, impossible theoretically, and we have to turn to experiments to determine 10 1. Some Features of Viscous Flows them.

Fig. 1. Flow along a thin flat plate, after L. Prandtl; O. Tietjens (1931) Fig. 2. 2 Laminar Boundary Layer on a Flat Plate 31 Estimation of the boundary–layer thickness. For laminar plate boundary layers the boundary–layer thickness can easily be estimated as follows: in the boundary layer the inertial forces and the friction forces are in equilibrium. As was explained in Sect. 3, the inertial force per unit volume is equal to u ∂u/∂x. For a plate of length x, ∂u/∂x is proportional to U∞ /x, where U∞ is the velocity of the outer flow.

The dependence of the lift coefficient cL on the the angle of attack α is shown for the same NACA airfoil at the same Reynolds number in Fig. 10. Whereas the limiting solution Re = ∞ leads to vanishing drag (D’Alembert’s paradox), the lift curve shows good approximation to the flow at Re = 3 · 106 . The pressure distribution on an airfoil in a transonic flow is shown in Fig. 11. Both the measurements and the limiting solution show a sudden increase in the pressure on the upper side. This is due to a shock wave which occurs there.

Download PDF sample

Rated 4.50 of 5 – based on 22 votes