TW200825277A - Fan structure of a wind driven generator - Google Patents

Fan structure of a wind driven generator Download PDF

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Publication number
TW200825277A
TW200825277A TW95144790A TW95144790A TW200825277A TW 200825277 A TW200825277 A TW 200825277A TW 95144790 A TW95144790 A TW 95144790A TW 95144790 A TW95144790 A TW 95144790A TW 200825277 A TW200825277 A TW 200825277A
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TW
Taiwan
Prior art keywords
fan
wind
blade
blades
tower
Prior art date
Application number
TW95144790A
Other languages
Chinese (zh)
Inventor
sheng-zhu Dai
Original Assignee
sheng-zhu Dai
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Publication date
Application filed by sheng-zhu Dai filed Critical sheng-zhu Dai
Priority to TW95144790A priority Critical patent/TW200825277A/en
Publication of TW200825277A publication Critical patent/TW200825277A/en

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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
    • Y02E10/74Wind turbines with rotation axis perpendicular to the wind direction

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  • Wind Motors (AREA)

Abstract

This invention relates to a fan structure of a wind generator. It includes a tower, an electricity generating apparatus and a fan. The electricity generating apparatus includes a generator and electricity transmission equipments. The fan is rotated by wind power and the generator thus works to generate electricity. The fan is composed of several gate-type fan pieces. A fan piece is composed of a frame and blades set in parallel inside the frame. Fan pieces are attached radially to the center tower. Blades inside the frame are controlled automatically by an actuator, actuated according to a wind direction detector, to stay in open or close position. At their close position, blades are against the wind and pushed by the wind power when fan piece is moving along the wind direction. At their open position, blades allow wind to pass by when fan piece is moving against the wind direction. This invention replaces the conventional axial flow fan structure and raises the operation efficiency.

Description

200825277 、學式時,請揭示最_示發明特徵的 八 式:(無) ▼ —狩徵的化學 九、發明說明: 【發明所屬之技術領域】 本發明係有關一種風力發電機 種利用數片閉門式風扇片,f ’尤指一 =塔架之環周圍上並輻射狀;; 葉片以百葉型態橫排/直排排列,並可萨:動 斋疋時操控數片葉片同步轉動角声 土了猎驅動 關閉狀態,以配合風向而達成運轉;果;。汗’通狀態或 【先前技術】 風力發電機之技術已發展相當成熟, 如一巨大風車,包括:一管狀塔架(挞 甘土1有 if60米,管内部設有樓梯供攀攸'-發200825277 In the case of the academic formula, please disclose the eight types of the most characteristic features of the invention: (none) ▼ - the chemical of the hunting ninth, the invention description: [the technical field of the invention] The present invention relates to a wind power generator using a plurality of closed doors Fan blade, f 'especially one = around the ring of the tower and radiating;; the blades are arranged in a louver type horizontally/straight row, and can be used to control several blades to rotate the horny soil when moving The hunting drive is turned off to achieve the operation in accordance with the wind direction; Khan's state or [prior art] The technology of wind turbines has developed quite maturely, such as a huge windmill, including: a tubular tower (挞 1 1 1 has if60 meters, there are stairs inside the pipe for climbing '-

L 含發電相關設備及相配合之輸電設σ備、其内Ί 三片風車型葉片,枢設在機膾之前:,’可=向;= 等以配合機艙之發電裝置’其中並包 内部狀況之電腦控制器,猶如飛機之「里各β %▲艙 控管風力發電機之運轉狀態;而風扇之長 用風力來推動風扇葉片運轉,再藉機:冗: 關之發電裝置系統的配合而產生發電:ρ二2气相 =離2愈遠,風速愈大,發電能力果愈;=於 大軋中之風速並不穩定,故風力發電機之設置地點加 十:估是架設在平均風速為4, 5 ‘咖(米, 以上之地區為較佳。惟’就習知風車型風力發電機 200825277 ,論,、相關之發電裝置及系統的技術都已發展相當成 熟’然,其風扇卻係延續傳統型之軸流式(或風車型) ,扇之葉片結構,也就是風速方向與風扇轉軸呈平行狀 態,或風扇轉動方向與風速方向呈垂直狀態,如此設計 容易產生下列缺點: (1)、習知風車型風力發電機之三片大風扇葉片係 樞=在機艙二前端位置處,而該機艙係橫置架設在塔架 ^端,因此該風扇之重負荷對風扇轉軸、機艙、塔架而 ^,已造成重力不平衡狀態(重心偏移一邊),不利於 fL contains power generation related equipment and matching power transmission equipment, and its internal Ί three windmill type blades, which are pivoted before the machine: 'can be = direction; = etc. to match the engine room's power generation device' The computer controller is like the "the operating state of the β% ▲ cabin control wind turbines in the aircraft; and the long fan uses the wind to drive the fan blades, and then borrows: redundant: the power system system Generate electricity: ρ2 2 gas phase = the farther away from 2, the higher the wind speed, the better the power generation capacity; = the wind speed in the large rolling is not stable, so the setting position of the wind turbine is plus ten: the estimated wind speed is set at the average wind speed 4, 5 'Cai (m, the above area is better. Only 'the windmill type wind turbine 200825277, the technology of the related power generation equipment and system has developed quite mature', but the fan is Continuing the traditional axial flow (or windmill type), the fan blade structure, that is, the wind speed direction is parallel with the fan shaft, or the fan rotation direction is perpendicular to the wind speed direction, so the design is prone to the following disadvantages: (1) The three large fan blade pivots of the conventional windmill type wind turbine = at the front end position of the nacelle, and the nacelle is placed transversely on the tower end, so the heavy load of the fan is on the fan shaft, The cabin, the tower and the ^, have caused gravity imbalance (the center of gravity shifts to one side), which is not conducive to f

=^風力發電機結構之平衡設計,更增加其靜態平衡及 動恶平衡之設計困擾或麻煩。 、 丰知風車型風力發電機之風扇葉片長約20 y、或5 ^,葉片中心距離地面約40米至60米,主要是 度處之風速或風力來推動風扇葉片運轉,然由 C乳中之風速並不•定,故設置地點及風扇葉片高度 後,炫牟V;干二之,當-風力發電機在某地設置 果而決定),使風扇只能利用該高度工 jn來推動運轉’無法利關非該高度範圍内之 相對受到來推動風扇運轉之風速的高度範圍 i限制,因此已相對降低風扇之運轉效 电钺之風扇的結構缺點而加以創新設計。 【發明内容】 ° 扇結構,在於提供—種風力發電機之風 圍上並輻射肤&amp;^τ匕而4距条设在塔架之環周 葉窗型盖又ί風扇片係由數片葉片以百 杈排/直排構成,且可分別藉驅動器 4 200825277 (actuator)定時操控數片葉片 通狀態或關閉狀態,藉以驅使各?,角度J^成開 關閉狀態以藉風力推動運轉使=片主在順風時切換成 .二率藉者以取代習知㈣式風扇 戶在於提供一種風力發電機之風 扇結構,其㈣各風扇片細塔架為旋軸中心 射狀,設,使風扇重力可以塔架為旋軸中心而平衡分 Ϊ敫^2服習知風力發電機因風扇重心偏置—邊而造 成整體重力不平衡的問題。 &lt; 【實施方式】 為使本發明更加明確詳實,茲列舉較佳實施例並配 合下列圖示,將本發明之結構及其技術特徵詳述如後·· 請參考圖1、2、3所示,其分別是係本發明風力發 電機一實施例之立體圖、風扇之局部放大圖、及風扇在 旋轉作動時葉片之啟/閉狀態示意圖,本發明風力發電 機1主要包含一塔架1〇、一發電裝置2〇及一風扇3〇, 其中’该塔架10係蠢立在地面上;該發電裝置2 〇係包 G 含用以產生發電效果之發電相關設備及相配合的輸電 设備’可將風力推動風扇運轉而產生之動能轉換成電能 並輸送出去,其中在發電相關設備中並可包含一專門記 錄發電設備内部狀況之電腦控制器,用以控管風力發電 機之運轉狀態;又該發電裝置20可分開設置在塔架10 之上&amp;内部或底部’供平時易於維修或檢修;使用時, 可藉風力驅動該風扇30旋轉,再藉發電裝置20之發電 系統以產生發電效果,達成風力發電機1風力發電的使 用功效;而由於該發電裝置20所包含用以產生發電效 果之發電相關設備及相配合的輸電設備等乃係利用習 200825277 知技術可達成者,故於此不再詳述其詳細結構。 ,發明風力發電機丨之主要特徵在於:該風扇如 糸文片閘門式風扇片31構成,如圖所示之四片風扇 =31二且^各風扇片31係以塔架10為旋軸中心而等距架 ϋ又在塔杀1 〇之上端11的環周圍上並輕射狀向外延伸; 31/要包含一外框架32及數片葉片33以 立葉_ i恶且杈排(橫向)方式架設在外框架32之内 j ;又在各風扇片31之外框架32上適當處設置一驅動 =(actu^or) 34,藉以定時操控數片葉片33同步轉 ( 動角度以形成平行開通狀態或關閉狀態。 塔架10之頂面上可設置一風向檢測裝置21, 測裝置21具有風向之自動檢 至驅動器&amp;一)34,藉以:: i動啟/閉時間及葉片之旋轉角度。而由於 置t:=aciuator)34之機械結構、風向檢測裝 2=可達成者’如:本發明中可利用-步 守I冋柃驅動風扇片31中數片葉片犯同步轉動 · 二^進馬達可配合電腦使用並與風向檢測裝置&amp;又連 柞&amp;^以使一風扇片31中之數片葉片33可定時啟/閉 Z動:同時達成開通狀態或關閉 $ 果,故於此不再詳述其結構或設計。 職似 請參考圖3所示之使用狀態,當風速(風 碩A所示風向a吹向風扇3〇時, 刖 檢測裝置21之風向檢測功能β b 之驅動器34產生自動控制作用’使在箭 200825277 狀離Γ C中’各風扇片31之葉片33能切換成垂直關閉 33 如圖2、3所示在順風動程C對應位置中之葉片 推動、垂直關閉狀態,使風扇片31可全面承受風力而 3i 轉,而在箭頭D所示之逆風動程D中,各風扇片 祕n f片33又切換成平行開通狀態,如圖2、3所示該 ^ D相對位置之葉片33呈平行開通狀態,使風 忐一風扇片31而避免風力產生逆轉推動,藉以形 4 %作動方式,而達成風力發電的使用功效。 每% 參考圖4、5、6所示,其分別是係本發明另一 ^力發電機2之立體圖、風扇之局部放大圖、及 機彳‘二幾f之技術手段及功效與前述實施例風力發電 2之!片荦間不同/只在於本實施例風力發電機 外係以百葉窗型態且直排(直向)方式架 ί筆h 1广/2之内部,而前實施例風力發電機1之數 =卜框架 參考圖1、4所示,本發明風扇30之風扇片31 二匕亚不限制,但以三片或以上之複數片風扇片31 為佳包括如圖示之四片,哎五片、山H r園土一、從 ;須同時考慮風扇30之總重V又風 1片( =制視需要而在高度方上下=士 0 風扇片31可向下延伸如圖中假想線所示。 月31箄於風力發電機之風4 30係利用數片風扇 H平ΐ架i〇之上端U的環周圍上,整體 偏Uit'L可有效避免習知風力發電機因風扇 題;ί二ί之重風力仏 需要而在高度方向作上/下方向延伸厂二扇片可ί 7 200825277 形成一完整受風面,可有效提昇風扇之運轉效率。 r 再請參考圖3、6所示,又當驅動器34定時驅使各 風扇片31之葉片33同時轉動角度以進行關閉/開通之 切換動作時,該切換動作之啟/閉時間點並不完全限定 在順風動程C與逆風動程D之交界處立刻完成整個切換 動作,也就是可增加一段動程時間供進行關閉/開通之 切換動作,使關閉/開通之切換動作容許在一段動程時 間内逐漸完成;如圖3、6所示,當風扇片31從呈開通 之逆風動程D進入呈關閉之順風動程c時,可容許其葉 =33從進人順風動程c時開始轉動葉片角度以進 =動作,且最晚在定點位置E處才完成(或終止)整個 ,閉動作丄又當風扇片31從呈關閉之順風動程c進入 巧通之j風動程D時,可容許其葉片33在進入逆風 D之前的定點位置?處即開始轉動葉片角度以進行 =2=二可在進入逆風動程D時即已完成(或終止) 通動作。而上述定點位置E與定點位置F的選擇 而可由電腦配合所選用之驅動器34的結構型態 之,且增加一段預備動程時間供進行關閉/開通 動作,也有利於針對驅動器3 ΐί Hi之間設計一較佳之連動裝置,使驅動器34 了雀只地驅動數片葉片33同步轉動角 關閉/開通切換動作。〇㈣角度以進仃確貫的 而p惟非ΐ述所揭之圖式及說明,僅為本發明之實施例 1為限定本發明之實施例;大凡熟悉該項技藝之 所依本發明之特徵範疇,所作之其它等效變化 或修飾,皆應涵蓋在以下本案之中請專利範=效欠化 【圖式簡單說明】 圖1係本發明風力發電機—實_之立體示意圖。 8 200825277 圖2係圖1中風扇之局部放大示意圖。 圖系圖1中風扇在旋轉作動時葉片啟/閉狀態之俯視 圖4係本發明風力發電機另一實 圖5係圖4中風扇之局部放 ^之立體不意圖。 圖6係圖4中風扇在旋轉、:圖。 示意圖。 動時葉片啟/閉狀態之俯視=^ The balance design of the wind turbine structure increases the design or trouble of its static balance and dynamic balance. The fan blades of Fengzhi Windmill Wind Turbine are about 20 y, or 5 ^ long, and the center of the blade is about 40 to 60 meters from the ground. It is mainly the wind speed or wind force to drive the fan blades to run. The wind speed is not fixed. Therefore, after setting the location and the height of the fan blade, the smashing V; the second, when the wind turbine is set at a certain place, is determined so that the fan can only use the height of the jn to drive the operation. 'There is no way to limit the height range i of the wind speed that is relatively driven by the height of the fan, so it has been innovatively designed to reduce the structural disadvantage of the fan operating fan. [Summary of the Invention] ° The fan structure is provided by the wind turbine of the wind generator and radiates the skin & ^τ匕 and the 4th strip is arranged in the ring of the tower, and the fan blade is made up of several blades. The rafter/straight row is configured, and the blade 4 state or the off state can be controlled by the driver 4 200825277 (actuator), respectively, so as to drive each of the angles, and the angle J^ is turned on and off to drive the wind to make the film master In the downwind, switch to the second rate borrower to replace the conventional (four) fan is to provide a wind turbine fan structure, (4) each fan blade fine tower is the center of the rotating shaft, so that the fan gravity can be tower The frame is the center of the rotating shaft and the balance is divided into two parts. The conventional wind power generator is caused by the imbalance of the center of gravity of the fan. <Embodiment] In order to make the present invention more clear and detailed, the preferred embodiment and the following drawings are used to describe the structure and technical features of the present invention as follows. Please refer to Figures 1, 2 and 3. The present invention is a perspective view of an embodiment of the wind power generator of the present invention, a partial enlarged view of the fan, and a schematic diagram of the opening/closing state of the blade when the fan is rotated. The wind power generator 1 of the present invention mainly comprises a tower. a power generating device 2〇 and a fan 3〇, wherein 'the tower 10 is stupidly standing on the ground; the power generating device 2 includes a power generation related device for generating a power generation effect and a matching power transmitting device 'The kinetic energy generated by the wind-driven fan operation can be converted into electric energy and sent out. Among them, a computer controller for recording the internal condition of the power generation device can be included in the power generation related device to control the operation state of the wind power generator; In addition, the power generating device 20 can be separately disposed above the tower 10 &amp; the inner or bottom portion is easy to repair or overhaul when it is flat; in use, the fan 30 can be driven by the wind to rotate and then generate electricity. The power generation system of 20 is used to generate power generation effects, and the use efficiency of the wind power generation of the wind power generator 1 is achieved; and the power generation related equipment and the coordinated power transmission equipment included in the power generation device 20 for generating power generation effects are used 200825277 Knowing techniques can be achieved, so the detailed structure thereof will not be described in detail herein. The main feature of the invention of the wind power generator is that the fan is composed of a fan-type fan blade 31, as shown in the figure, four blades=31 and each fan blade 31 is centered on the tower 10. The equidistant frame is further extended around the ring of the upper end 11 of the tower 1 and extends lightly outward; 31/ to include an outer frame 32 and a plurality of blades 33 to form a leaf _ i evil and squat (horizontal) The method is erected in the outer frame 32; and a drive=(actu^or) 34 is disposed on the outer frame 32 of each fan blade 31, so as to synchronously control the plurality of blades 33 to rotate synchronously (moving angle to form a parallel opening state) Or a closed state. A wind direction detecting device 21 may be disposed on the top surface of the tower 10, and the measuring device 21 has an automatic detection of the wind direction to the driver &amp; a) 34, by: i: the opening/closing time and the rotation angle of the blade. And because of the mechanical structure of the t:=aciuator) 34, the wind direction detection device 2 = achievable 'such as: the invention can be utilized - the step guard I 冋柃 drive the fan blade 31 in the blade to make a synchronous rotation · two ^ into The motor can be used in conjunction with a computer and coupled with the wind direction detecting device &amp;amp; to enable a plurality of blades 33 in a fan blade 31 to be timed on/off Z: simultaneously achieving an open state or a closing state, thereby The structure or design is not detailed. Referring to the use state shown in FIG. 3, when the wind speed (the wind direction a shown by Feng Shuo A is blown toward the fan 3〇, the driver 34 of the wind direction detecting function β b of the detecting device 21 generates an automatic control function) 200825277 The shape of the fan blade 31 of each fan blade 31 can be switched to the vertical closing 33. As shown in Fig. 2 and Fig. 3, the blade is pushed and vertically closed in the corresponding position of the downwind stroke C, so that the fan blade 31 can fully withstand. The wind is 3i, and in the upwind stroke D shown by the arrow D, the fan sheets nf 33 are switched to the parallel opening state, and the blades 33 of the relative position are opened in parallel as shown in Figs. The state makes it possible to wind up a fan blade 31 to avoid the reversal of the wind force, and to achieve the use efficiency of the wind power generation by the 4% actuation mode. Each % is shown in Figures 4, 5 and 6, which are respectively according to the present invention. The three-dimensional diagram of the generator 2, the partial enlarged view of the fan, and the technical means and functions of the machine's two winds are different from those of the wind power generation of the foregoing embodiment! Lined in louver and straight To the inside of the mode, the number of the wind turbine 1 of the previous embodiment = the frame of the first embodiment, the fan blade 31 of the fan 30 of the present invention is not limited, but It is preferable to include a plurality of fan blades 31 of three or more pieces, including four pieces as shown in the figure, five pieces of slabs, and one piece of mountain H r garden soil; one must consider the total weight of the fan 30 and one piece of wind (= system If necessary, the height of the upper and lower sides = ± 0 fan blade 31 can be extended downward as shown in the imaginary line in the picture. The moon 31 箄 wind turbine wind 4 30 series using several fans H flat truss i 〇 upper end U Around the ring, the overall Uit'L can effectively avoid the conventional wind turbine due to the fan problem; the weight of the wind is required to extend the upper and lower directions of the factory in the height direction. 2 200825277 Form a The wind receiving surface can effectively improve the operating efficiency of the fan. r Please refer to FIG. 3 and FIG. 6 again, and when the driver 34 periodically drives the blades 33 of the fan blades 31 to simultaneously rotate the angle to perform the closing/opening switching action, The opening/closing time point of the switching action is not completely limited to the boundary between the downwind range C and the upwind range D. The entire switching action is completed, that is, a stroke time can be added for the switching operation of the closing/opening, so that the switching action of the closing/opening is allowed to be gradually completed within a certain driving time; as shown in FIGS. 3 and 6, when the fan When the sheet 31 enters the closed downwind range c from the open-ended upwind stroke D, the leaf=33 can be allowed to rotate from the blade angle to enter the action when entering the downwind stroke c, and at the fixed position E at the latest. After the completion (or termination) of the whole, the closing action, when the fan blade 31 enters the j-winding D from the closed downwind stroke c, can the blade 33 be allowed to enter the fixed position before the headwind D? At this point, the blade angle is started to make =2=2, and the through action can be completed (or terminated) when entering the upwind stroke D. The selection of the fixed position E and the fixed position F can be performed by the computer in cooperation with the selected configuration of the driver 34, and a predetermined period of time is added for the closing/opening operation, which is also advantageous for the driver 3 ΐί Hi A preferred linkage is designed to cause the driver 34 to drive a plurality of blades 33 to synchronize the rotational angle closing/opening switching action. The drawings and descriptions of the present invention are merely illustrative of the present invention, and only the embodiment 1 of the present invention is an embodiment of the present invention; The characteristic categories, other equivalent changes or modifications made by them, should be covered in the following cases. Please refer to the patent model = under-effects [Simplified illustration of the drawings] Figure 1 is a perspective view of the wind turbine-real _ of the present invention. 8 200825277 Figure 2 is a partial enlarged view of the fan of Figure 1. Fig. 4 is a plan view showing the state in which the fan is opened/closed when the fan is rotated. Fig. 4 is a perspective view showing another embodiment of the wind turbine of the present invention. Figure 6 is a diagram showing the fan in Figure 4 rotated. schematic diagram. Overlapping of the blade opening/closing state during moving

【主要元件符號說明】 風向A[Main component symbol description] Wind direction A

旋轉方向B 順風動程C 逆風動程D 定點位置E 定點位置F 風力發電機1、2 塔架10 上端11 發電裝置20 風向檢測裝置21 風扇30 風扇片31 外框架32 葉片33 驅動器34 9Direction of rotation B Downwind range C Upwind range D Fixed point position E Fixed position F Wind turbine 1, 2 Tower 10 Upper end 11 Power generating unit 20 Wind direction detecting device 21 Fan 30 Fan blade 31 Outer frame 32 Blade 33 Actuator 34 9

Claims (1)

200825277 十、申請專利範圍: 1· 一種風力發電機之風扇結構,該風力發電機主 二塔架、一發電裝置及一風扇,其中該塔架係蠢立i 也=上,該發電裝置係包含用以產生發電效果之發^ =所產生的動能轉換成電能並輸送出去;而其^徵^ :係由數片風扇片構成,且各風扇片係 而等距架設在塔架之上端的環周圍上 ^向外延伸,·又各風扇片主要包含:一外 ^葉片’其係以百葉窗型態架言免在外框架之 二驅動器,其用以操控數片葉片同 ρ谁 關閉狀態之切換動作;藉上^以丁 成=㈡使程中之_片之葉片係^換 而在逆風動程中之風扇片之荦片係轉 過風扇片而不推動風扇片逆轉,蕤以 達成風扇被風力推動運轉之使用功效。 曰 CJ 所述風力發電機之風扇結構, 排列方式架設在外框架之内部。^以且檢向 ΐΚίϊίΓ*1項所述風力發電機之風扇結構, :中5亥各風扇片之數片葉片係以百 ::: 排列方式架設在外框架之内部。 且直向 4. =專f範圍第1項所述風力發電機之風㈣盖 5. ί申一步進馬達構成。 其項所述風力發電機之風扇結構, 八甲》亥驅動态係利用電腦控制其 两口偁 之切換動作的啟閉時間。 * 4通葉片 200825277 6·如申請專利範圍第i項所诚 其中該驅動器係在風$ κ % /务電機之風扇結構, 該風扇片從ί開 葉片係從進人順風動程二200825277 X. Patent application scope: 1. A fan structure of a wind power generator, the main tower of the wind power generator, a power generating device and a fan, wherein the tower is stupid, and the power generating device includes The kinetic energy generated by the generation of the power generation effect is converted into electric energy and sent out; and the levy ^ is composed of a plurality of fan blades, and the fan blades are equidistantly mounted on the upper end of the tower. The surrounding fan ^ extends outward, and each fan blade mainly includes: an outer ^ blade' which is driven by the louver type frame to avoid the second frame driver, which is used to control the switching action of several blades and ρ who is in the closed state. By borrowing ^ from Ding Cheng = (2), the blade of the process is changed, and the blade of the fan blade in the upwind process is rotated through the fan blade without pushing the fan blade to reverse, so as to achieve the use of the fan driven by the wind. efficacy.曰 CJ The wind turbine fan structure is arranged inside the outer frame. ^And to check the fan structure of the wind turbine according to item 1 of the above-mentioned wind turbines, the blades of the fan blades of the middle 5th are arranged in the outer frame of the outer frame. And straight 4. 4. The wind of the wind turbine described in item 1 of the f range (4) cover 5. ί Shen a stepper motor. The fan structure of the wind turbine described in the above section, the Bajiao Hai driving state uses a computer to control the opening and closing time of the switching action of the two ports. * 4-way blade 200825277 6· As claimed in the scope of patent application i. The driver is in the wind $ κ % / the fan structure of the motor, the fan blade from the 叶片 open blade system from the entering the wind movement two 8· it?專利範圍第1項所述風力發電機之風扇結構, 該,扇片從呈關閉狀態之順風動程進入呈開通 私心之逆風動程時,其葉片係在進入逆風動程之前開 ^同步轉動葉片角度以進行開通動作,並在進入逆 虱動程時就完成整個開通動作。8· it? The fan structure of the wind turbine according to item 1 of the patent scope, wherein when the fan blade enters the self-propelled upwind stroke from the downwind state in the closed state, the blade system is opened before entering the upwind stroke. ^ Synchronously rotate the blade angle to perform the opening action, and complete the opening operation when entering the reverse stroke.
TW95144790A 2006-12-01 2006-12-01 Fan structure of a wind driven generator TW200825277A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI663330B (en) * 2016-05-19 2019-06-21 潘正友 Active windmill structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI663330B (en) * 2016-05-19 2019-06-21 潘正友 Active windmill structure

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