这是宁夏贺兰山风电场（8月15日摄）。8月15日，记者从国家电网促进风电等新能源发展新闻发布会上获悉，截至目前，我国并网风电达到5258万千瓦。其中，国家电网调度范围并网风电达到5026万千瓦，六年年均增速87%；2011年风电发电量706亿千瓦时，年均增速96%。我国已取代美国成为世界第一风电大国，国家电网成为全球风电规模最大、发展最快的电网，大电网运行大风电的能力处于世界领先水平。新华社记者 王鹏 摄      This is of helan mountain in ningxia wind farms（August 15, perturbation）。August 15,，Reporters from the state grid to promote wind power and other new energy development of news conference，So far，Our country parallel in wind power up to 52.58 million kw。the，State grid scheduling range parallel in wind power up to 50.26 million kw，Six years at an average rate of 87%；2011 years of wind power generation capacity of 70.6 billion kilowatt-hours，With an average annual rate of 96%。China has replaced the United States as the world's biggest wind power，State grid become the largest wind power、The fastest growing power grid，Big power grid operation wind electric ability is at the leading level of the world。Xinhua news agency reporters WangPeng perturbation 

这是宁夏贺兰山风电场（8月15日摄）。新华社记者 王鹏 摄 This is of helan mountain in ningxia wind farms（August 15, perturbation）。Xinhua news agency reporters WangPeng perturbation