Journal ArticleDOI
Analysis of aerodynamic characteristics on a counter-rotating wind turbine
TLDR
In this paper, the aerodynamic properties of a counter-rotating wind turbine were analyzed using a vortex lattice method and validated with measurements of the NREL phase-VI rotor.About:
This article is published in Current Applied Physics.The article was published on 2010-03-01. It has received 64 citations till now. The article focuses on the topics: Rotor (electric) & Turbine.read more
Citations
More filters
Journal ArticleDOI
Wind, wave and earthquake responses of offshore wind turbine on monopile foundation in clay
TL;DR: In this paper, the authors investigated the dynamic responses of an offshore wind turbine supported on a monopile foundation in clay subjected to wind, wave and earthquake actions, and the results indicated that it is necessary to consider the combination of wind and wave actions in the design of offshore wind turbines.
Journal ArticleDOI
A novel dual-rotor turbine for increased wind energy capture
TL;DR: In this article, a dual-rotor wind turbine (DRWT) concept is proposed that aims at mitigating the aerodynamic inefficiencies in the blade root region (near the hub) due to several non-aerodynamic constraints.
Journal ArticleDOI
Effects of design parameters on aerodynamic performance of a counter-rotating wind turbine
TL;DR: In this paper, a modified blade element momentum theory for the counter-rotating wind turbine is developed to investigate the effects of these design parameters such as the combinations of the pitch angles, rotating speeds and rotors' radii on the aerodynamic performance of the wind turbine.
Journal ArticleDOI
A Novel Contra-Rotating Power Split Transmission System for Wind Power Generation and Its Dual MPPT Control Strategy
Xiang Luo,Shuangxia Niu +1 more
TL;DR: In this paper, a brushless dual-rotating power split transmission (CR-PST) system for direct-drive wind power generation is proposed, which has compact structure and bidirectional flux-modulation design, as well as increased wind power conversion efficiency.
Journal ArticleDOI
Wind load response of offshore wind turbine towers with fixed monopile platform
TL;DR: In this article, the analytical transfer matrix method (TMM) is used to determine wind load response of wind turbine towers and axial force is modeled as a variable force along the tower, as well as the wind force is divided into two parts containing thrust and distributed force.
References
More filters
BookDOI
Wind energy explained : theory, design, and application
TL;DR: In this article, a simplified HAWT rotor performance calculation procedure was proposed to evaluate the effect of drag and blade number on the optimum performance of wind turbine rotor performance, considering the Betz limit and the ideal horizontal axis wind turbine with wake rotation.
MonographDOI
Low-Speed Aerodynamics
Joseph Katz,Allen Plotkin +1 more
TL;DR: In this article, a modern treatment of the subject, both the theory of inviscid, incompressible, and irrotational aerodynamics and the computational techniques now available to solve complex problems is presented.
Journal ArticleDOI
Aerodynamic performance prediction of a 30 kW counter-rotating wind turbine system
TL;DR: In this article, the aerodynamic performance prediction of a unique 30kW counter-rotating (C/R) wind turbine system, which consists of the main rotor and the auxiliary rotor, has been investigated by using the quasi-steady strip theory.
Journal ArticleDOI
Actuator-disc theory for vertical-axis wind turbines
TL;DR: In this article, an analysis of the wind uniform inflow factor through tandem actuator discs indicates that these earlier predictions may be slightly pessimistic, and the authors apply actuator disc theory to a vertical axis wind turbine to determine optimum performance.