CN201763541U - 风力发电装置 - Google Patents

风力发电装置 Download PDF

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Publication number
CN201763541U
CN201763541U CN2010205241779U CN201020524177U CN201763541U CN 201763541 U CN201763541 U CN 201763541U CN 2010205241779 U CN2010205241779 U CN 2010205241779U CN 201020524177 U CN201020524177 U CN 201020524177U CN 201763541 U CN201763541 U CN 201763541U
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wind
wind power
generator set
blade
power plant
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鄢吉多
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Guiyang University
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Guiyang University
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

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Abstract

本实用新型公开了一种风力发电装置,属于发电装置;旨在提供一种风动力大、结构简单的发电装置。它包括发电机组、与发电机组固定连接的风桨;风桨(1)由至少三块瓢状结构的叶片(2)构成,该风桨水平固定在发电机组(3)上。本实用新型具有结构简单、叶片风动效率高、震动小等优点;是一种理想的风力发电装置。

Description

风力发电装置 
技术领域:本实用新型涉及一种发电装置,尤其涉及一种风力发电装置。 
背景技术:目前,传统的风力发电装置主要由塔杆、设置在该塔杆上的发电机组、与该发电机组固定连接的风桨构成。为了获得较大的风动力,一般都要将叶片的尺寸作得很大,并要求风桨与水平面垂直;因而难以平衡发电机组的重心、震动较大、安装要求较高;另外,为了适应风向的变化,通常都要在发电机组上设置风向舵,而且要求设置在该塔杆上的发电机组能够随风向的变化转动角度,结构比较复杂。 
发明内容:为了克服现有技术中存在的不足,本实用新型旨在提供一种风动力大、结构简单的风力发电装置。 
为了实现上述目的,本实用新型采用以下技术方案:它包括发电机组、与发电机组固定连接的风桨;风桨由至少三块瓢状结构的叶片构成,该风桨水平固定在发电机组上。 
与现有技术比较,本实用新型由于采用了上述技术方案,将原来风桨的螺旋状叶片改为了瓢形结构,从而能够实现风桨水平安装;既可减小叶片的尺寸、提高风动力,又克服了传统装置震动大、结构复杂的缺陷。另外,为了获得较大的风动力,还可将多个风桨进行串联而不会引起重心偏移。本实用新型具有结构简单、叶片风动效率高等优点。 
附图说明:
图1是本实用新型的结构示意图; 
图2是图1的俯视图。 
图中:风桨1  叶片2  发电机组3 
具体实施方式:下面结合附图和具体的实施例对本实用新型作进一步说明: 
在图1~2中,发电机组3竖立设置,风桨1水平固定在该发电机组的顶端;该风桨由三块瓢状结构的叶片2构成。 
工作原理:如图2所示,无论风向如何变化,总有一至两块叶片2的凹面正向或斜向迎风、凸面背风,而其余叶片2的凹面背风、凸面迎风。由于凹面迎风的叶片所产生的风阻较大、风动力也较大,因此产生的力矩大;而凸面迎风的叶片所产生的风阻较小、风动力也很小,因此几乎不产生反向力矩;三块叶片2所形成的力矩差即可驱动风桨1正向转动。 

Claims (1)

1.一种风力发电装置,包括发电机组、与发电机组固定连接的风桨;其特征在于:风桨(1)由至少三块瓢状结构的叶片(2)构成,该风桨水平固定在发电机组(3)上。
CN2010205241779U 2010-09-10 2010-09-10 风力发电装置 Expired - Fee Related CN201763541U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205241779U CN201763541U (zh) 2010-09-10 2010-09-10 风力发电装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010205241779U CN201763541U (zh) 2010-09-10 2010-09-10 风力发电装置

Publications (1)

Publication Number Publication Date
CN201763541U true CN201763541U (zh) 2011-03-16

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CN (1) CN201763541U (zh)

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Granted publication date: 20110316

Termination date: 20110910