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Keywords: wind turbines
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. February 2024, 146(1): 011006.
Paper No: SOL-22-1264
Published Online: August 18, 2023
... wind turbine designs are desirable. With this motivation, we present a set of numerical studies on flows past vertical axis wind turbines (VAWTs). We perform large eddy simulations (LES) of flows past several VAWT configurations. A uniform inflow is set for our simulations. The influence of turbine...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Sol. Energy Eng. December 2021, 143(6): 064503.
Paper No: SOL-20-1401
Published Online: June 23, 2021
...Hussein K. Mohammad; Latif Ibraheem; Viktor Kilchyk; Bade Shrestha Wind power is rapidly growing worldwide as renewable and clean energy of choice due to its competitiveness in cost and technology advancement. However, as the wind turbines grow, the aerodynamic noise generated from the rotating...
Journal Articles
Publisher: ASME
Article Type: Design Innovations
J. Sol. Energy Eng. February 2012, 134(1): 015001.
Published Online: January 5, 2012
... of an extra-tall tower wind measurements, and a discussion of the economics of both Class 2 wind (∼250 W/m 2 ) and the WEAV assessment approach compared with conventional wind assessments. 22 05 2010 24 08 2011 05 01 2012 05 01 2012 blades design engineering wind turbines...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. February 2012, 134(1): 011016.
Published Online: December 1, 2011
...Chen Jian; Jan Kumbernuss; Zhang Linhua; Lu Lin; Yang Hongxing This paper presents the experimental results of the vertical axis wind turbine (VAWT), especially the Savonius rotors, which are developed for application on top of buildings due to lower wind speed compared with remote areas. The VAWT...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. February 2012, 134(1): 011001.
Published Online: November 1, 2011
...Mohammad A. Ayoubi; Li-Chou Tai We present two intelligent controllers for large and flexible wind turbines operating in high-speed winds, a Fuzzy-P + I and an adaptive neuro-fuzzy controller. The control objective is to regulate the rotor speed at the given rated power in region 3 (full load) via...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. February 2012, 134(1): 011006.
Published Online: November 1, 2011
...S. Jafari; N. Chokani; R. S. Abhari The accurate modeling of the wind resource over complex terrain is required to optimize the micrositing of wind turbines. In this paper, an immersed boundary method that is used in connection with the Reynolds-averaged Navier–Stokes equations with k-ω turbulence...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Sol. Energy Eng. November 2011, 133(4): 044503.
Published Online: October 18, 2011
... 10 2011 18 10 2011 blades computational fluid dynamics drag numerical analysis rotors starting torque wind turbines Savonius vertical axis wind turbine CFD In developing countries with low industrialization, lack of electrical energy is a major barrier...
Journal Articles
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. November 2011, 133(4): 041006.
Published Online: October 11, 2011
...Sanjay R. Arwade; Matthew A. Lackner; Mircea D. Grigoriu A Markov model for the performance of wind turbines is developed that accounts for component reliability and the effect of wind speed and turbine capacity on component reliability. The model is calibrated to the observed performance...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. May 2011, 133(2): 021001.
Published Online: February 23, 2011
...Henrik Stensgaard Toft; John Dalsgaard Sørensen; Dick Veldkamp In the present paper, methods for statistical load extrapolation of wind-turbine response are studied using a stationary Gaussian process model, which has approximately the same spectral properties as the response for the out-of-plane...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. February 2011, 133(1): 011006.
Published Online: January 28, 2011
...Carlos J. Simão Ferreira; Gerard J. W. van Bussel; Gijs A. M. van Kuik; Fulvio Scarano This paper focuses on evaluating the feasibility of estimating loads on vertical axis wind turbine blades in dynamic stall with velocity data acquired with Particle Image Velocimetry. The study uses numerical...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. February 2011, 133(1): 011008.
Published Online: January 28, 2011
...Andrew Kusiak; Anoop Verma This paper presents the application of data-mining techniques for identification and prediction of status patterns in wind turbines. Early prediction of status patterns benefits turbine maintenance by indicating the deterioration of components. An association rule mining...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. February 2011, 133(1): 011007.
Published Online: January 28, 2011
... be unnecessary. Thus, further understanding of the effects of ice formation on wind turbine blades is required. Experimental and computational studies are undertaken to examine the effects of ice formation on wind turbine performance. The experiments are conducted on a dynamically scaled model in the wind...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. November 2010, 132(4): 041014.
Published Online: October 14, 2010
...H. Aa. Madsen; G. C. Larsen; T. J. Larsen; N. Troldborg; R. Mikkelsen As the major part of new wind turbines are installed in clusters or wind farms, there is a strong need for reliable and accurate tools for predicting the increased loadings due to wake operation and the associated reduced power...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Sol. Energy Eng. August 2010, 132(3): 034503.
Published Online: June 29, 2010
...Ki-Hak Lee; Kyu-Hong Kim; Dong-Ho Lee; Kyung-Tae Lee; Jong-Po Park A horizontal-axis wind turbine blade is designed using two step optimization procedures with probability approach. For the efficient management of the multiple design variables required for the blade design, the design procedure...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. August 2010, 132(3): 031010.
Published Online: June 21, 2010
... in one case but poor in two other cases. Nevertheless, the model reproduces the main tendencies observed in the measurements with respect to varying flow conditions. Second, the model is implemented into an airfoil design code that is originally used for aerodynamic optimization. An existing wind turbine...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. August 2010, 132(3): 031008.
Published Online: June 14, 2010
...Andrew Kusiak; Zijun Zhang Vibrations of a wind turbine have a negative impact on its performance. Mitigating this undesirable impact requires knowledge of the relationship between the vibrations and other wind turbine parameters that could be potentially modified. Three approaches for ranking...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. February 2010, 132(1): 011015.
Published Online: January 5, 2010
...Alejandro D. Otero; Fernando L. Ponta An important aspect in wind-turbine technology nowadays is to reduce the uncertainties related to blade dynamics by the improvement of the quality of numerical simulations of the fluid-structure interaction process. A fundamental step in that direction...