兆瓦级风力机节能型电-液复合变桨距系统的设计与仿真研究  

Design and Simulation Study of Energy-saving Electro-hydraulic Composite Pitch Control System for Megawatt-class Wind Turbine

作　　者：刘军龙[1] 代晶辉[2] 吕凤池[3] 李阳[1] 赵进宝[1] 姜继海[1] 

机构地区：[1]哈尔滨工业大学机电工程学院,黑龙江哈尔滨150080 [2]哈尔滨商业大学能源与建筑工程学院,黑龙江哈尔滨150028 [3]华南理工大学轻工与食品学院,广东广州510640

出　　处：《机床与液压》2013年第15期1-6,共6页Machine Tool & Hydraulics

基　　金：国家自然科学青年基金项目(51108143);哈尔滨市科技创新人才研究专项资金项目(2011RFXXG007)

摘　　要：针对现有的电动变桨距系统和液压变桨距系统所存在的问题,将直驱式容控电液伺服技术与风力机变桨距系统结合,提出了一种节能型电-液复合变桨距系统。并以1.5 MW风力机为例,完成对其变桨距系统的设计、元件选型和Simulink仿真,分析了该节能型电-液复合变桨距系统在大功率风力机上应用的可行性。Aimed at the existing problem of present electric pitch control system and hydraulic pitch control system,by combining the direct drive volume control electro-hydraulic servo technique and wind turbine pitch control system,a new kind of energy-saving electro-hydraulic composite pitch control system was proposed.By taking the 1.5 mega-watt wind turbine as an example,its pitch control system design,parts selection and Simulink Simulation were accomplished.The possibility of the application of this energy-saving electro-hydraulic composite pitch control system on high-power wind turbines was analyzed.

关 键 词：风力发电 变桨距 直驱式容积控制 

分 类 号：TH137[机械工程—机械制造及自动化]