公开(公告)号：US20130315746A1

公开(公告)日：2013-11-28

申请号：US13481782

申请日：2012-05-26

Applicant: Zaiman Huang ,  Suo Ding ,  Xingbo Wang ,  Chengliang Li ,  Shiqiang Zhang ,  Jinqian Tang

Inventor： Zaiman Huang ,  Suo Ding ,  Xingbo Wang ,  Chengliang Li ,  Shiqiang Zhang ,  Jinqian Tang

IPC: F03D1/06 ,  B23P15/02

CPC classification number: F03D1/0633 ,  F03D1/0675 ,  Y02E10/721 ,  Y10T29/49336

Abstract: A method of producing a pre-bent wind blade, includes: obtaining a pre-bent curve of a straight wind blade; and producing a bent wind blade according to the pre-bent curve, in such a manner that under a rating wind speed, the wind blade extends to be straight, so as to increase energy yield annually.

Abstract translation: 一种预弯曲风叶片的制造方法，包括：获得直风叶片的预弯曲曲线; 并根据预弯曲曲线产生弯曲的风力叶片，使得在额定风速下，风叶片延伸成直线，从而每年增加能量产出。