风力发电机叶轮的气动性能数值模拟研究  

The Numerical Simulation of Aerodynamic Performance for Wind Turbines' Blade Wheel

作　　者：代丹丹[1] 孙文磊[1] 赵群[1] 

机构地区：[1]新疆大学机械工程学院,新疆乌鲁木齐830047

出　　处：《机床与液压》2011年第11期105-107,110,共4页Machine Tool & Hydraulics

基　　金：国家自然科学基金项目(50765007)

摘　　要：利用CFD软件Fluent对风力机叶轮在额定风速下的气动性能进行数值模拟研究,通过仿真叶轮周围三维流场流态,得出叶片表面的压强分布、流速分布和速度矢量等流态图,并计算出叶片受力和转矩,验证了风力机叶轮气动性能数值模拟的可靠性,可为风力发电机叶片的优化设计提供技术参数和指导。Fluent,the CFD software,was used for numerical simulation of the aerodynamic performance for wind turbines＇ blade wheel at rated wind speed.The visual images of pressure distribution,flow rate distribution and velocity vector of the blade were obtained by simulating the 3D flow field around blade wheel.The load and the torque on the blade were calculated.The reliability of this numerical simulation was verified.Some technical parameters and instructional suggestions about how to design the blade were proposed.

关 键 词：风力发电机 气动性能 数值模拟 

分 类 号：TP391.77[自动化与计算机技术—计算机应用技术]