Turbulence Nature and the Inverse Problem

By L. N. Pyatnitsky

Book Overview

1 The turbulence problem: 1.1 The first interpretation; 1.2 The next approaches; 1.3 A new approach; 2 Fluid motion: 2.1 Equations of fluid motion; 2.2 Vorticity; 2.3 Wave equation and incompressibility conditions; 3 Distribution of parameters in viscous flow: 3.1 Velocity profiles in a flow cross-section; 3.2 Hypothesis on pressure profile in a flow cross-section; 3.3 Correction of the pressure profile; 4 Perturbations in viscous flow: 4.1 Fluid motion from the start; 4.2 Simple wave and wave beam; 4.3 Origin of pressure perturbations; 5 Perturbation in channels: 5.1 Perturbations in semi-infinite space; 5.2 Perturbation waves in flow; 5.3 Distortion of the wave packets in channels; 5.4 The wave packet in the boundary layer; 6 Spatio-temporal field of perturbations in channels: 6.1 Computing technique of wave configuration in channels; 6.2 Wave front configuration in channels; 6.3 Structure of flow perturbations in channels; 7 Evolution of velocity oscillation field: 7.1 Oscillations of flow parameters produced by a wave; 7.2 Spatio-temporal field of oscillations in a wave sequence; 7.3 Chaotization of a spatio-temporal field; 8 Experimental substantiation of the wave model: 8.1 Structure of a simple wave; 8.2 Boundary layer separation and flow perturbations; 8.3 Distribution of oscillations in flow cross-section; 9 Transition from normal combustion to detonation: 9.1 Short history of the problem; 9.2 Exposition of flame propagation in the pipe; 9.3 Initial stage of the flame propagation; 9.4 Uniform flame propagation and second acceleration; 9.5 Formation of detonation wave; 10 An inverse problem of turbulence: 10.1 Object of the inverse problem application; 10.2 Wave beam at Rayleigh divergence compensated; 10.3 Structures of plasma channels in lengthy wave beams; 10.4 Breakdown structures at the short heating impulse; 10.5 Formation of complex structures of the plasma channel; Conclusion; References; Index

• Format: Paperback
• Language: English
• ISBN: 9048184800
• ISBN13: 9789048184804
• Release Date: October 2010
• Publisher: Springer
• Length: 197 Pages
• Weight: 0.68 lbs.
• Dimensions: 0.5" x 6.1" x 9.2"