Experimental and Fluid Structure Interaction analysis of a morphing wind turbine rotor

Energy ◽  
2015 ◽  
Vol 90 ◽  
pp. 1055-1065 ◽  
Author(s):  
David W. MacPhee ◽  
Asfaw Beyene
2012 ◽  
Vol 22 (supp02) ◽  
pp. 1230002 ◽  
Author(s):  
YURI BAZILEVS ◽  
MING-CHEN HSU ◽  
KENJI TAKIZAWA ◽  
TAYFUN E. TEZDUYAR

We provide an overview of the Arbitrary Lagrangian–Eulerian Variational Multiscale (ALE-VMS) and Space–Time Variational Multiscale (ST-VMS) methods we have developed for computer modeling of wind-turbine rotor aerodynamics and fluid–structure interaction (FSI). The related techniques described include weak enforcement of the essential boundary conditions, Kirchhoff–Love shell modeling of the rotor-blade structure, NURBS-based isogeometric analysis, and full FSI coupling. We present results from application of these methods to computer modeling of NREL 5MW and NREL Phase VI wind-turbine rotors at full scale, including comparison with experimental data.


Author(s):  
Mayra K. Zezatti Flores ◽  
Laura Castro Gómez ◽  
Gustavo Urquiza

Wind energy is the clean energy source that has had the highest installation growth worldwide. This energy uses the kinetic energy in the airflow currents to transform it into electrical energy through wind turbines. In this chapter, a rotor of a 2 MW of power wind turbine installed in Mexico is analyzed considering the wind velocity data and temperatures at each season of the year on the zone for the analysis in Computational Fluid Dynamics (CFD); subsequently, a Fluid–Structure Interaction (FSI) analysis was carried out to know the stress of the blades. The results show a relationship between temperature, air density, and power.


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