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Oggetto:

Introduction to turbulence

Oggetto:

Introduction to turbulence

Oggetto:

Academic year 2024/2025

Teacher
Filippo De Lillo (Lecturer)
Degree course
PhD in Physics
Year
1st year
Teaching period
Second semester
Type
Basic
Credits/Recognition
3
Course disciplinary sector (SSD)
FIS/06 - physics of the Earth and of the circumterrestrial medium
Delivery
Traditional
Language
Italian
Attendance
Obligatory
Oggetto:

Sommario del corso

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Course objectives

Providing an introduction to the theory of turbulence.

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Results of learning outcomes

Knowledge and understanding

  • fundamental concepts on the symmetries and conservation properties of the Navier-Stokes equations
  • fundamental concepts of the statistical approach to turbulence
  • fundamental concepts of scaling and intermittency applied to the description of turbulence

Applying knowledge and understanding

  • ability to apply dimensional scaling reasoning to problems 
  • ability to treat the Navier-Stokes equations and other similar systems in terms of averages and statistical quantities
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Program

Experimental laws of turbulence: the law of dissipation and the 5/3 (or 2/3) law

Richardson's cascade

Dimensional derivation of the K41 scaling

Properties of the Navier Stokes Equations

Kolmogorov's 1941 theory of turbulence

Intermittency: experimental and numerical evidence, constraints on the scaling exponents

The multifractal model

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Course delivery

The course will be taught in English if requested by the students.

If possible, the course will be taught in four lectures of three hours each,

March 2025, TBC

 

 

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Learning assessment methods

The students will be asked to give a brief (approx. 20 minutes) presentation on a topic related to the course, with a preference for topics connected to their research work.

 

Suggested readings and bibliography



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Book
Title:  
Turbulence. The Legacy of A. N. Kolmogorov
Year of publication:  
1995
Publisher:  
Cambridge University Press
Author:  
Uriel Frisch
ISBN  
Required:  
No
Oggetto:

Marc Brachet, A Primer in Classical Turbulence Theory (lecture notes, link)



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Notes

The students are invited to register for the course and contact the teacher via e-mail.

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