CN104343631A - 风力发电机桨叶自控迎风机构 - Google Patents

风力发电机桨叶自控迎风机构 Download PDF

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Publication number
CN104343631A
CN104343631A CN201310319794.3A CN201310319794A CN104343631A CN 104343631 A CN104343631 A CN 104343631A CN 201310319794 A CN201310319794 A CN 201310319794A CN 104343631 A CN104343631 A CN 104343631A
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China
Prior art keywords
wind
paddle
control
self
wind generator
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CN201310319794.3A
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English (en)
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贾茂军
贾晓剑
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Individual
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Individual
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Priority to CN201310319794.3A priority Critical patent/CN104343631A/zh
Publication of CN104343631A publication Critical patent/CN104343631A/zh
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D7/00Controlling wind motors 
    • F03D7/02Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/04Automatic control; Regulation
    • 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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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wind Motors (AREA)

Abstract

本发明公开了一种风力发电机桨叶自控迎风机构,其结构中不需要风向舵或风向仪及操控系统,具有结构简单,反应快,成本低等优点。其特征是:风力发动机桨叶固定于水平轴动力输出轴的一端,使其正面(迎风面)朝向水平轴另一端。当桨叶受到风力作用时,桨叶会自动使正面正对风来方向。在风力发电机领域有很好的应用前景。

Description

风力发电机桨叶自控迎风机构
技术领域
本发明涉及风力发电机桨叶迎风控制技术领域。
背景技术
目前,小型风力发电机由风向舵控制桨叶正面(迎风面)正对风来方向。大型风力发电机桨叶轮太大,使用风向舵制造难度大,成本高,而多采用风向仪及复杂的操控系统及执行机构控制桨叶正面正对风来方向。而本发明所提出的风力发电机桨叶白控迎风机构无需风向舵或风向仪及操控装置,具有结构简单,反应快,成本低等优点。
发明内容
本发明提出一种桨叶自控迎风机构的风力发电机,改善了现有风力发电机的结构复杂,控制延迟,高成本等缺点,提高能量转化效率。
为了实现上述目的,本发明采用如下技术方案:
本发明所述的风力发电机桨叶固定于水平轴的一端(动力输出轴),使其正面(迎风面)朝向水平轴的另一端。
当桨叶受到风力作用时,除自身旋转外,桨叶对水平轴在水平方向有一分力,作用于桨叶与轴的固定外力矩,驱使水平轴绕立柱轴线水平旋转,自动使桨叶正面正对风来方向。
本发明的有益效果
本发明所提出的风力发电机桨叶自控迎风机构无需风向舵或风向仪及操控装置,具有结构简单,反应快,成本低,能量转化效率高等优点。
附图说明
图1为风力发电机桨叶自控迎风机构结构图。
具体实施方式
当桨叶受到风力作用时,除自身旋转外,桨叶对水平轴在水平方向有一分力,作用于桨叶与轴的固定外力矩,驱使水平轴绕立柱轴线水平旋转,自动使桨叶正面正对风来方向。
上述虽然对本发明的具体实施方式进行了描述,但并非对本发明保护范围的限制,所属领域技术人员应该明白,在本发明的技术方案的基础上,本领域技术人员不需要付出创造性劳动即可做出的各种修改或变形仍在本发明的保护范围以内。

Claims (1)

1.一种新型的风力发电机自控迎风机构,其特征是:风力发电机桨叶安装于水平轴(动力输出端)一端,桨叶正面(迎风面)朝向水平轴另一端。
CN201310319794.3A 2013-07-29 2013-07-29 风力发电机桨叶自控迎风机构 Pending CN104343631A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310319794.3A CN104343631A (zh) 2013-07-29 2013-07-29 风力发电机桨叶自控迎风机构

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310319794.3A CN104343631A (zh) 2013-07-29 2013-07-29 风力发电机桨叶自控迎风机构

Publications (1)

Publication Number Publication Date
CN104343631A true CN104343631A (zh) 2015-02-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310319794.3A Pending CN104343631A (zh) 2013-07-29 2013-07-29 风力发电机桨叶自控迎风机构

Country Status (1)

Country Link
CN (1) CN104343631A (zh)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2900847Y (zh) * 2006-04-29 2007-05-16 石立国 双轮增效自动调向风力机
CN101302993A (zh) * 2008-06-21 2008-11-12 谢晓山 后置式倾斜旋转桨叶风轮机
CN201599137U (zh) * 2010-02-09 2010-10-06 东莞勤上光电股份有限公司 自动调节迎风角的风力发电机风叶
CN201650598U (zh) * 2010-01-15 2010-11-24 刘荣甫 全风能弹性风叶低成本发电机

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2900847Y (zh) * 2006-04-29 2007-05-16 石立国 双轮增效自动调向风力机
CN101302993A (zh) * 2008-06-21 2008-11-12 谢晓山 后置式倾斜旋转桨叶风轮机
CN201650598U (zh) * 2010-01-15 2010-11-24 刘荣甫 全风能弹性风叶低成本发电机
CN201599137U (zh) * 2010-02-09 2010-10-06 东莞勤上光电股份有限公司 自动调节迎风角的风力发电机风叶

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Application publication date: 20150211