风力发电机叶片设计与气动性能仿真研究  

Simulation study on Blade Design and Aerodynamic Function of Wind Tur-bine

作　　者：张果宇[1,2] 冯卫民[2] 刘长陆[1] 俞剑锋[1] 

机构地区：[1]水利部杭州机械设计研究所,杭州310012 [2]武汉大学动力与机械学院,武汉430072

出　　处：《能源研究与利用》2009年第1期21-25,共5页Energy Research & Utilization

摘　　要：运用叶素理论和气动理论,基于设定的风力机性能参数对风轮叶片进行三维设计。利用Gambit建模软件对风力机单叶片进行三维建模,再用Fluent软件进行风力机叶片气动性能的数值模拟,仿真叶片气动流场流态,并计算叶轮的升力、阻力和扭转力矩;验证风力机气动性能数值模拟的可行性和可靠性;计算发电机组功率和风能利用效率等性能参数。对风力发电机叶片的设计和气动数值模拟计算分析的工作可深化对风力发电机组三维叶片的气动性能的了解,仿真风力发电机组气动流场,能为风力机叶片的设计、改型和研发工作提供技术参数和指导意见。The blades and rotors are key equipments that catch wind power in wind turbine generator. Design the 3D wind turbine blade with some aero theory and generator parameter. Builds calculated model of 3D blade of wind turbine in Gambit, and uses Fluent to numerical simulate the aerodynamic performance of 3D wind turbine blade. Simulates the aero flow fields, and calculate the lift, drag, and torque, and approve the feasibility and reliability to aerodynamic numerical simulation of wind turbine, and calculate the unit power and wind power coefficient. Simulation and analyses would understand the aerodynamic performance and character of wind turbine blade, and optimize the unit design to improve the research ability, and supply technology parameter and advice to the design and research of blade.

关 键 词：风力发电机 数值模拟 气动性能 叶片 

分 类 号：TK83[动力工程及工程热物理—流体机械及工程]