Research on Wind Energy @ VUB, Dept. Mechanical Engineering 1 Chris Lacor, contact: [email protected] Vrije Universiteit Brussel 1 Dept. Mechanical Engineering VUB • About 60 people • 6 full time professors • About 45 PhD students and PostDocs • Research groups – Fluid Mechanics and Thermodynamics (Profs. De Ruyck, Lacor) – Acoustics and Vibration (Profs. Guillaume, Vanlanduit) – Robotics and Multibody Mechanics (Profs. Lefeber, Vanderborght) 1.9 1.95 2 2.05 2.1 2.15 2.2 19.2 19.4 19.6 19.8 20 20.2 20.4 20.6 20.8 21 21.2 mass flow [kg/s] pressure ratio [-] Series1 Series2 Research group Fluid Mechanics & Thermodynamics Research Main emphasis on CFD Wind engineering and experimental work in windtunnels Some examples of CFD projects Computational Aeroacoustics IWT SBO project (1/6/2006-31/12/2010) Nondeterministic flows STREP EC Project NODESIM (1/11/06-1/03/10) Biological flows GOA (Concerted Research Action) (1/1/2009-31/12/2012) Turbulent Combustion FWO project with U Ghent(1/1/07-1/1/11); Cooperation with Univ. Cambridge (Prof. Mastorakos) and Univ. Czestochowa (Prof. Boguslawski Research group Fluid Mechanics & Thermodynamics 4 Optimization of wind farms together with Von Karman Institute - Wind farm layout: positioning of windturbines - Wind farm control: power setting of individual turbines for max. production Some examples of CFD projects (contd) Wind flow prediction over complex terrains together with Von Karman Institute NOT acceptable layout Acceptable layout Wind Farm Layout optimization Wind Farm Control optimization
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Research on Wind Energy @ VUB, Dept. Mechanical Engineering
1 Chris Lacor, contact: [email protected]
Vrije Universiteit Brussel
1
Dept. Mechanical Engineering VUB
• About 60 people
• 6 full time professors
• About 45 PhD students and PostDocs
• Research groups
– Fluid Mechanics and Thermodynamics (Profs. De Ruyck, Lacor)
– Acoustics and Vibration (Profs. Guillaume, Vanlanduit)
– Robotics and Multibody Mechanics (Profs. Lefeber, Vanderborght)
1.9
1.95
2
2.05
2.1
2.15
2.2
19.2 19.4 19.6 19.8 20 20.2 20.4 20.6 20.8 21 21.2
mass flow [kg/s]
pre
ssu
re r
ati
o [
-]
Series1
Series2
Research group Fluid Mechanics & Thermodynamics
§ Research
Main emphasis on CFD
Wind engineering and experimental work in windtunnels
§ Some examples of CFD projects
Computational AeroacousticsIWT SBO project (1/6/2006-31/12/2010)
Nondeterministic flowsSTREP EC Project NODESIM (1/11/06-1/03/10)
Biological flows GOA (Concerted Research Action) (1/1/2009-31/12/2012)
Turbulent Combustion FWO project with U Ghent(1/1/07-1/1/11); Cooperation with Univ. Cambridge (Prof. Mastorakos) and Univ. Czestochowa (Prof. Boguslawski
Research group Fluid Mechanics & Thermodynamics
4
Optimization of wind farms
together with Von Karman Institute
- Wind farm layout: positioning of windturbines
- Wind farm control: power setting of individual turbines for max. production
§ Some examples of CFD projects (contd)
Wind flow prediction over complex terrains
together with Von Karman Institute
NOT acceptable layout
Acceptable layout
Wind Farm Layout optimizationWind Farm Control optimization
CFD Simulations over Complex Terrains
5 Mechanical Engineering Department
Vrije Universiteit Brussel
Research group Fluid Mechanics & Thermodynamics
17
• Some examples of CFD projects (contd)
Full 3D CFD simulations of individual wind turbines
prediction of power curve
optimization of blades for improved efficiency
RANS or LES modeling
Simulation of NREL windturbine: V=7m/s; Re=4E6
Massive separations near blade root
Streamlines of the flow on the blade
6 Acoustics & Vibration Research Group
Vrije Universiteit Brussel
Research group Acoustics and Vibration: projects related to windenergy
Generaties Project Wind (IWT project)
Monitoring of Offshore Wind Turbines
§ Acquiring and testing state of the art wind and condition monitoring systems
§ Development of advanced data processing techniques
§ Establishing Operation and Maintenance Strategies to maximize profit
§ Start new O&O projects based on the acquired tools and knowledge
Inverse identification of wind loads on structures (FWO project together with KULeuven)
Identifying time-varying wind loads on structures from in situ vibration response data using inverse methods
6
Operational Modal Parameter Identification
Development of OMA techniques using transmissibility measurements
Development of Operational Modal Analysis with Exogenous inputs
Using advanced measurement techniques e.g. long distant LDV, dynamic strain field measurements using 3D LDV
7 Acoustics & Vibration Research Group
Vrije Universiteit Brussel
Other VUB Research Groups with interest in windenergy
7
Strength & Materials
Research group: Mechanics of Materials and Constructions – MEMC
Topics: Composites, modelling, testing
Project: UpWind (6FP) : Composite materials for large blades
Sensors and measurement techniques
Research group: Electrochemical and Surface Engineering – SURF
Topics: corrosion sensors
Research group: Vakgroep Toegepaste Natuurkunde & Fotonica - TONA
Topics: Optical Fiber Sensors
Generator, Power Electronics, Grid IntegrationResearch group: Electrical Engineering and Power Electronics – ETEC
Topics: Monitoring, Grid integration
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