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PA - C8 - MEC652F : Wind Power

Domaine > Mécanique.

Descriptif

Lecturer: Fawad Massouh

 

Eligibility/Pre- requisites

Due to use of experimental facilities, the number of students is limited to 24

This course needs basic knowledge in fluid mechanics and in electricity 

Learning outcomes 

  • Global vision of wind power and the evolution of wind turbines

  • Ability to analyze wind data on a site and calculate the potential of wind energy

  • Understanding the operation and control of the chain of energy transfer formed by the wind turbine.

  • Understanding the technical problems related to the connection of wind turbines to power grids

  • Understanding of basic aerodynamic models for the rotor of wind turbines

  • Experience in numerical simulation of flow around wind turbines

  • Experience in wind tunnel experimentation undertaken to obtain wind turbine performances

  • Experience in writing a scientific paper and its oral public presentation 

Course main content 

  1. General presentation of wind energy and wind turbines

    Evolution and classification of wind turbines, Wind turbine components. Overview of the wind power industry in European Union and worldwide. Considerations in wind farm siting and operation

  2. Wind characteristics and wind energy potential

    Characteristics of wind. Meteorological aspects. Weibull distribution. Calculation of theoretical wind energy potential. Calculation of produced energy by a given wind turbine. General presentation of atmospheric boundary layer. Wind velocity measurements.

  3. Aerodynamics of wind turbines

    Aerodynamics of an airfoil, forces and coefficients. Operation in normal and stall mode. Rotor aerodynamics. Momentum theory, Betz’ law, Blade element momentum theory, vortex theories.

  4. Mechanical Design

    Normal and extreme loads as defined by the standards, Blade design, presentation of employed materials. Mechanical behavior and test. Aeroelasticity of blades. Rotor in operation.

  5. Electrical Power conversion in wind turbines

    Fixed speed wind turbine. Variable speed wind turbine. Full power electronic converter. Double feed induction machine. Integration of wind turbines in electrical networks of transport and of distribution.

  6. Control and Regulation of wind turbines

    Power electronic converter control

    Wind turbine control strategy: stall, pitch control.

  7. Introduction to CFD and simulations of flow and wake of a wind turbine. Practice

    of CAO and preparation of the numerical model. Analysis and synthesis of results.

    Submission of a report.

  8. Experimental investigation in ENSAM wind tunnel.

    Tests of a wind turbine and determination of its characteristic curves: thrust, torque

    and power. Analysis of results and submission of a testing report.

  9. Initiation to scientific communication.

The student is asked to do a personal work within a small group about a research subject in the field of wind enegy. A specific bibliographic revue must be prepared. This work must be finalized as a written paper respecting a given template and also as an oral presentation. 

Examination and requirements for final grade 

Students are graded through :

- Written final exam (open book) 60%
- Numerical simulation session and report 10%
- Wind tunnel experiments and report 10%
- Written bibliographic revue and oral presentation 20% 

Coordinator Instructors 

Fawaz MASSOUH, ENSAM ParisTech

Marc RAPIN, Xavier GUILLAUD, Ivan DOBREV, Sofiane KHELLADI 

Langue du cours : Anglais

Credits ECTS : 4

Format des notes

Numérique sur 20

Littérale/grade réduit

Pour les étudiants du diplôme Renewable Energy, Science and Technology

Pour les étudiants du diplôme Diplôme d'ingénieur de l'Ecole polytechnique

Pour les étudiants du diplôme Energy Environment : Science Technology & Management

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