ME:7268 Turbulent Flow (Spring 2025)
College of Engineering, The University of Iowa

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Quick information

Teaching Assistants

Class Location:  2133 SC

Time and Days:  12:15P-1:30P Tuesday, Thursday
Instructor:  Professor Frederick Stern
Office: 223C Hydraulics Lab
Phone:  335-5215
email:   frederick-stern@uiowa.edu
office hours: by appointment

http://user.engineering.uiowa.edu/~fluids/

http://user.engineering.uiowa.edu/~me_260/Viscous_flow_main.htm

https://user.engineering.uiowa.edu/~me_160/

Research websites:
https://stern.lab.uiowa.edu/

Name: Christian Milano

EMAIL: christian-milano@uiowa.edu

Duties: HW questions, and grading

TA Office hours: [2PM-3PM Tuesday, Thursday]

[IIHR]

Fig 1. 4DPTV installed in IIHR Towing Tank with 5415 model

Fig. 2. SDVP data analysis location for class project.

Fig 3. Longitudinal temporal autocorrelation with analytic function (left) and 1D longitudinal velocity spectra with Kolmogorov scaling (right).

Fig 4. Lumley triangle (left) and Reynolds Stress ellipsoid (right).

SNH paper

Wageningen 2025: a Workshop on CFD in Ship Hydrodynamics https://w2025.nl/

Lecture notes

Chapter 1 (Introduction)

Chapter 2 (Averages, Correlations and Spectra)

Chapter 3 (Turbulent Flow Equations)

Part 1: Instantaneous Equations

Part 2: Reyolds-Averaged Navier-Stokes Equations

Part 3: Mean and Turbulent Kinetic Energy Equations

Part 4: Dissipation Rate, Reynolds Stress, Mean and Fluctuating Vorticity and Enstrophy Equations

Chapter 4 (Scales of Turbulence)

Part 0: The Energy Cascade and Kolmogorov Hypotheses

Part 1: Spectral representation of e

Part 2: Consequence of Isotropy

Part 3: The Smallest Scales

Part 4: Inertial Subrange

Part 5: Relations between 1D and 3D spectra

Part 6: 1D Spatial and Time Series Spectra

Part 7: Analysis of Kolmogorov Spectra

Part 8: Structure Functions

Chapter 5 (Isotropic Turbulence)

Part 1: Energy Decay

Part 2: Modes of Isotropic Decay and Self-Similarity

Part 3: Equation for Two-Point Correlations & Self-Preservation and the K-H Equation

Part 4: Energy Spectrum Equation

Part 5: Energy Spectrum Equation via Fourier Analysis of the Velocity Field

Part 6: Limitations, shortcomings, and refinements

Chapter 6 (Turbulent Transport and its Modeling)

Part 1: Molecular Momentum Transport

Part 2: Lagrangian Analysis of Turbulent Transport

Part 3: Homogeneous Shear Flow

Part 4: Vorticity Transport

Chapter 7 (Free Shear Flows) - Bernard

Part 0: Coherent Structures

Part 1: Introduction

Part 2: Turbulent Wake

Part 3: Turbulent Jet

Part 4: Turbulent Mixing Layer

Chapter 7 (Free Shear Flows) – Pope

Part 1: Round and 2D jets

Part 2: Plain Wake and Plain Mixing Layer

Chapter 8 (Channel and Pipe Flows)- Bernard

Part 0: Coherent Structures

Part 1: Channel Flow

Part 2: Pipe Flow

Chapter 8 (Channel and Pipe Flows)- Pope

Part 1: Channel Flow

Part 2: Pipe Flow

Chapter 9 (Boundary Layers) - Bernard

Chapter 9 (Boundary Layers) – Pope

Part 1: Boundary layer flow

Part 2: Mixing length

Chapter 10 (Turbulence Modeling)

- Bernard

- Pope

Please send comments to: christian-milano@uiowa.edu
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