Turbulence in Open Channel Flows 1st edition by IEHISA NEZU, HIROJI NAKAGAWA – Ebook PDF Instant Download/Delivery: 9054101185, 9789054101185
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Product details:
ISBN 10: 9054101185
ISBN 13: 9789054101185
Author: IEHISA NEZU, HIROJI NAKAGAWA
A review of open channel turbulence, focusing especially on certain features stemming from the presence of the free surface and the bed of a river. Part one presents the statistical theory of turbulence; Part two addresses the coherent structures in open-channel flows and boundary layers.
Turbulence in Open Channel Flows 1st Table of contents:
PART 1: STATISTICAL STRUCTURES OF TURBULENCE
1 INTRODUCTION
1.1 Introductory remarks
1.2 Brief history of turbulence research
1.3 Scope of this monograph
2 THEORY OF TWO-DIMENSIONAL FLOW STRUCTURES
2.1 Introductory remarks
2.2 Mean-flow equations
2.3 Turbulent energy equations
2.4 Sub-division of the flow field in open channels
2.5 Turbulence characteristics
2.6 Effects of roughness on turbulent flows
3 TURBULENCE MEASUREMENTS IN WATER FLOWS
3.1 Introductory remarks
3.2 Techniques used in water flow measurements
3.3 Hot-film anemometer
3.4 Laser-Doppler anemometer
4 EXPERIMENTAL DETERMINATIONS OF TURBULENT STRUCTURES IN TWO-DIMENSIONAL OPEN-CHANNEL FLOWS
4.1 Introductory remarks
4.2 Mean flow characteristics
4.3 Turbulence intensity and Reynolds shear stress
4.4 Effect of free surface on turbulence
4.5 Spectral distribution and characteristic eddy-scales
4.6 Turbulent energy budget
4.7 Turbulence in rivers and estuaries
5 THREE-DIMENSIONAL FLOW STRUCTURES DRIVEN BY TURBULENCE
5.1 Introductory remarks
5.2 Basic equations and interpretation
5.3 Secondary currents in narrow channels at the surface and in corners
5.4 Cellular secondary currents in wide channels
6 TURBULENCE-MODEL CALCULATIONS OF OPEN-CHANNEL FLOWS
6.1 Introductory remarks
6.2 Mean-flow equations
6.3 Turbulence models
6.4 Boundary conditions
6.5 Calculation examples
PART 2: COHERENT STRUCTURES IN OPEN-CHANNEL FLOWS
7 INTRODUCTION TO COHERENT STRUCTURES
7.1 Introductory remarks
7.2 Classification of coherent structures in rivers
8 BURSTING PHENOMENA
8.1 Brief explanation of phenomena
8.2 Conditional sampling techniques
8.3 Conditional quadrant theory
8.4 Effect of wall roughness
8.5 Scaling laws
8.6 Refined visualization studies
8.7 Space-time correlations
9 LARGE-SCALE VORTICAL MOTIONS IN OPEN-CHANNEL FLOWS
9.1 Brief explanation of phenomena
9.2 Boils of the first kind
9.3 Boils of the second kind
9.4 Boils of the third kind
10 PHYSICAL MODELS OF COHERENT STRUCTURES IN OPEN-CHANNEL FLOWS
10.1 Model of bursting motions
10.2 Double structure of turbulence and a synthesized model
10.3 Bursting phenomena in geophysical flows
11 NUMERICAL SIMULATIONS OF COHERENT STRUCTURES
11.1 Large-eddy simulation and direct numerical simulation
11.2 Evolution of vortical structures
11.3 Comparisons of bursting events with experimental data
11.4 Successful computer graphics of bursting motions
12 EFFECT OF COHERENT TURBULENCE ON SEDIMENT TRANSPORT
12.1 Essential significance of turbulence upon transport phenomena
12.2 Role of coherent structures on suspended sediment
12.3 Role of coherent structures on sand waves
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Tags: IEHISA NEZU, HIROJI NAKAGAWA, Open Channel


