2、风力发电机组的关键技术之一，本文对风力发电机组的桨距控制系统做了较为全面的分析及介绍。首先简述了风力发电的现状和发展的趋势，介绍了定速定桨和变速变桨风力发电机组的特点，综述了发电机组的构成及各部件的功能。阐述了课题研究的意义，并提出了本文主要研究的内容。深入学习定速发电机组的失速控制原理，在此基础上对变桨距控制和主动失速控制进行研究。 关键字：风力发电机组；定速发电机组；失速控制；变桨距；主动失速；39AbstractAir flow formed by kinetic energy extremely wind power
3、. Windenergy formation is mainly will atmospheric motion with the kinetic energy when converted into other forms of energy. The wind technology unceasing progress, increasing capacity, standalone capacity has reached several hundred kw, and have megawatts wind gene
4、rators was published, grade nearly ten yearswind-driven generator product quality has been improved greatly, as a kind of new, safe and reliable, clean energy and wind resources are rich countries by international concern and the large-scale development. OARS from
5、control can maximumcapture the wind. OARS from control system is the key technology of wind turbine generators of this paper WTG oar distance control system to do a comprehensive analysis and introduce. First, this paper expounds the present situation and developme
6、nt of wind power, introduces the trend set OARS and variable speed change several OARS WTG summarized the characteristics of generating units, the composition and function ofeach component. Expounds the significance of research subjects,and puts forward the content
7、s of this paper mainly studies.Further study using generator stall control principle, on thebasis of distance control and active variable oar control stalled. According to their respective characteristics PI controlsimulation. Keyword:wtg；Fixedspeedwind generators；
8、Stall control；From control variable oar；Active stall39目录1绪论51.1风力发电机的起源51.22010年我国风力发电的现状61.22010年我国风电装机容量71.4世界风力发电的现状91.5未来我国风力发电的发展趋势111.6总体概述
