Concept

Turbulence

Related lectures (32)

Explores turbulence characteristics, simulation methods, and modeling challenges, providing guidelines for choosing and validating turbulence models.

Turbulence in Astrophysics: Reynolds Decomposition

Covers the modeling of fluid instabilities with linear perturbation theory and explores the origin of unpredictability in turbulence through the Navier-Stokes equations.

Turbulence Concepts: Reynolds Decomposition and Closure Problem

Explores Reynolds decomposition, closure problem, and turbulence modeling challenges.

Understanding Turbulence

By the instructor Tobias Schneider explores the fundamental aspects of turbulence and its significance in various scientific disciplines.

Turbulence Cascade: Kolmogorov Theory

Explores Kolmogorov's theory on turbulence cascade and its physical interpretations, including the Karman-Howarth-Monin relation.

Laminar and Turbulent Flow

Covers laminar and turbulent flow, pressure losses, Reynolds number, Poiseuille flow, and friction in piping networks.

Turbulence: Velocity Fluctuations and Frozen Flow Hypothesis

Delves into velocity fluctuations in turbulent flows and the frozen flow hypothesis.

Turbulence: Numerical Flow Simulation

Explores the challenges of turbulence, simple turbulent flows, and numerical simulation methods.

Fluid Oscillators & Amplifiers

Explores fluid oscillators and amplifiers, covering nonlinear dynamics, frequency corrections, Reynolds stresses, and bifurcation theory.

Turbulence: Modeling and Simulation

Explores turbulence modeling in fluid dynamics, covering RANS equations, various turbulence models, and their implementation in numerical simulations.

Turbulent Flow in Aortic Valve Prostheses

Delves into turbulent flow in aortic valve prostheses, discussing limitations, complications, thrombus formation, and computational challenges.

Turbulence: Near-Wall Treatment & Turbulence Models Guidelines

Explores near-wall treatment in turbulent flow simulations and provides guidelines for choosing turbulence models and mesh parameters.

Reynolds Decomposition: Understanding Turbulence

Explores the Reynolds decomposition method for studying turbulent flows.

Turbulent Energy Dissipation

Explores turbulence models for energy dissipation and kinetic energy transport.

Turbulence: Fundamentals and Modeling

Covers the fundamentals of turbulence, its modeling approaches, and practical applications in science and engineering.

Conservation Laws and Bernoulli Equation

Covers conservation laws in fluid dynamics, including the Venturi effect and Bernoulli equation.

Rheology of Suspensions and Emulsions

Explores the rheology of suspensions, emulsions, and complex fluids, including non-Newtonian flows and viscometric flows.

Dispersion Models: Behavior and Criteria

Covers dispersion models, behavior close to a PER, Mears criteria, and impact on conversion.

Intermittency Corrections to K41

Explores intermittency corrections to the K41 theory in turbulence and the breakdown of self-similarity.

Kolmogorov Turbulence Theory

Explores Kolmogorov's turbulence theory, covering Navier-Stokes equations, conservation laws, energy budgets, and experimental laws of turbulence.