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
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Global vision of wind power and the evolution of wind turbines
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Ability to analyze wind data on a site and calculate the potential of wind energy
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Understanding the operation and control of the chain of energy transfer formed by the wind turbine.
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Understanding the technical problems related to the connection of wind turbines to power grids
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Understanding of basic aerodynamic models for the rotor of wind turbines
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Experience in numerical simulation of flow around wind turbines
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Experience in wind tunnel experimentation undertaken to obtain wind turbine performances
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Experience in writing a scientific paper and its oral public presentation
Course main content
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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
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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.
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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.
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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.
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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.
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Control and Regulation of wind turbines
Power electronic converter control
Wind turbine control strategy: stall, pitch control.
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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.
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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.
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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, Florent RAVELET
Langue du cours : Anglais
Credits ECTS : 4
Diplôme(s) concerné(s)
- Echanges PEI
- Energy Environment : Science Technology & Management
- Renewable Energy, Science and Technology
Parcours de rattachement
Format des notes
Numérique sur 20Littérale/grade réduitPour les étudiants du diplôme Energy Environment : Science Technology & Management
Le rattrapage est autorisé (Note de rattrapage conservée)- Crédits ECTS acquis : 4 ECTS
La note obtenue rentre dans le calcul de votre GPA.
Pour les étudiants du diplôme Renewable Energy, Science and Technology
Le rattrapage est autorisé (Note de rattrapage conservée)- Crédits ECTS acquis : 4 ECTS