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INTRODUCTIONWindenergyofabout2.531011Wavailableeverywhere,especiallyincoastalregions,deserts,grasslandsandcountrysideareasinChina,ispol-lutionfreeandrenewable(Xueetal.,2001).Useofwindenergycanimprovethelivingandworkingconditionsofpeople.Themanyelectricitygen-eratorsdrivenbywindpowerallovertheworldefficientlyextractwindenergyforconversionintoelectricalenergy.Manyregions,suchascountry-sideandruralareashavehighdensityofwindpower,buttheconditionsarenotgoodenoughforestablishingahighelectricpo… 相似文献
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