Investigating the Influence of the Added Mass Effect to Marine Hydrokinectic Horizontal-Axis Turbines Using a General Dynamic Wake Wind Turbine Code

被引:0
作者
Maniaci, David C. [1 ]
Li, Ye [2 ]
机构
[1] Penn State Univ, Dept Aerosp Engn, University Pk, PA 16802 USA
[2] NWTC, NREL, Boulder, CO 80303 USA
来源
OCEANS 2011 | 2011年
关键词
added mass; unsteady; wind turbine; water turbine; marine hydrokinetic; AeroDyn; FAST; PREDICTION;
D O I
暂无
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
This paper describes a recent study to investigate the applicability of a horizontal-axis wind turbine (HAWT) structural dynamics and unsteady aerodynamics analysis program (FAST and AeroDyn respectively) to modeling the forces on marine hydrokinetic (MHK) turbines. This paper summarizes the added mass model that has been added to AeroDyn. The added mass model only includes flow acceleration perpendicular to the rotor disc, and ignores added mass forces caused by blade deflection. A model of the National Renewable Energy Laboratory's (NREL) Unsteady Aerodynamics Experiment (UAE) Phase VI wind turbine was analyzed using FAST and AeroDyn with sea water conditions and the new added mass model. The results of this analysis exhibited a 3.6% change in thrust for a rapid pitch case and a slight change in amplitude and phase of thrust for a case with 30 degrees of yaw.
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页数:6
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