TW201628317A - 發電機 - Google Patents
發電機 Download PDFInfo
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- TW201628317A TW201628317A TW104102349A TW104102349A TW201628317A TW 201628317 A TW201628317 A TW 201628317A TW 104102349 A TW104102349 A TW 104102349A TW 104102349 A TW104102349 A TW 104102349A TW 201628317 A TW201628317 A TW 201628317A
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- 238000004804 winding Methods 0.000 claims description 26
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 230000006698 induction Effects 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 238000010248 power generation Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 230000005284 excitation Effects 0.000 description 4
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000011226 reinforced ceramic Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
- F03B13/26—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using tide energy
- F03B13/264—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using tide energy using the horizontal flow of water resulting from tide movement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B1/00—Engines of impulse type, i.e. turbines with jets of high-velocity liquid impinging on blades or like rotors, e.g. Pelton wheels; Parts or details peculiar thereto
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B17/00—Other machines or engines
- F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
- F03B17/062—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially at right angle to flow direction
- F03B17/065—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially at right angle to flow direction the flow engaging parts having a cyclic movement relative to the rotor during its rotation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
- F03D3/005—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor the axis being vertical
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2786—Outer rotors
- H02K1/2787—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/2789—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2791—Surface mounted magnets; Inset magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
- H02K7/183—Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2210/00—Working fluid
- F05B2210/16—Air or water being indistinctly used as working fluid, i.e. the machine can work equally with air or water without any modification
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2220/00—Application
- F05B2220/70—Application in combination with
- F05B2220/706—Application in combination with an electrical generator
- F05B2220/7064—Application in combination with an electrical generator of the alternating current (A.C.) type
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Oceanography (AREA)
- Wind Motors (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
一種發電機,包含一個包括一支軸桿的基座、一個驅動單元,及一個發電單元。該驅動單元包括一個可轉動地間隔套置樞設於該軸桿外的外轉軸,及數個安裝於該外轉軸且可受外力驅動而連動該外轉軸旋轉的葉片模組。該發電單元包括一個安裝在該外轉軸的轉子,及一個安裝在該軸桿的定子。在該轉子被外轉軸帶動而相對旋轉通過該定子時,該發電單元會產生感應電流。藉由將定子不動地位於中心並使轉子圍繞於該定子轉動的設計,使該外轉軸與該等葉片模組具有較大的連接面面積,以提供足夠的支撐力,進而避免外力過大而造成損壞。
Description
本發明是有關於一種發電機,特別是指一種利用風力、潮汐、洋流等推力來推動葉片旋轉以產生電力的發電機。
為因應全球氣候變遷、環境污染以及資源日趨短缺等問題,已有愈來愈多國家及團隊致力於未來替代能源的研究,並將再生能源列為研究主軸,其中利用風力、潮汐、洋流等推力來推動葉片旋轉以產生電力的發電機,亦為產生再生能源的一種方式,目前市面上已有相當多種以上述方式產生電力的發電機應運而生。
參閱圖1與圖2,一般普遍採用的水平式風力發電機,包含一支直立的固定支柱9、一個安裝於該固定支柱9頂部並界定出一個發電空間81的基座8、一個可轉動地安裝於該基座8的驅動單元7,及一個位於該發電空間81的發電單元6。該驅動單元7包括一支可轉動地水平穿伸入該發電空間81的軸桿71,及三個安裝在該軸桿71前端且受風力驅動而連動該軸桿71繞其自身軸心旋轉的葉片72。該發電單元6包括一個安裝在該基座8的定子61,
及一個安裝在該軸桿71上且位於該軸桿71與該定子61之間的轉子62。當該等葉片72受到風力推動時,會帶動該軸桿71繞自身軸心轉動,而帶動該轉子62相對於該定子61旋轉以產生感應電流輸出。
由於銅礦等較稀有金屬礦產因大量開採而日漸短缺,若使用銅材質來做為該發電單元6之繞線線圈的材料會花費相當大的成本,因此逐漸出現利用鋁或鐵等合金製成的繞線線圈來替代以銅製成之繞線線圈的趨勢,然而鋁、鐵等存在於地球上產量多的金屬或其合金雖然具有便宜的優點,但卻具有導電性差的缺點,因此必須將線徑加大才能維持良好的導電率,不幸的是,該發電機常常受限於該基座8無法加大使該發電空間81窄小的情況,使得線徑加大後反而減少繞線線圈的圈數,導致產生的電力大幅降低。
此外,由於該軸桿71的直徑較小且突出該發電空間81的長度有限,造成前端周面的面積也較小,雖然在結構設計上可將該軸桿71的前端直徑如圖1所示地增加,但突出該發電空間81的長度仍然受限,使得每一個葉片72與該軸桿71之間連接面的接合面積無法大幅增加,導致該軸桿71無法給予該葉片72足夠的支撐力,一旦遇到強風該軸桿71與該等葉片72的連接部位容易造生斷裂。因此以往的發電機仍有待改良。
因此,本發明之目的,即在提供一種能增加葉
片連接面的接合面積以加強支撐力的外轉式發電機。
於是,本發明發電機,包含一個基座、一個驅動單元,及至少一個發電單元。該基座包括一支軸桿。該驅動單元包括一個可轉動地間隔套置樞設於該軸桿外的外轉軸,及數個安裝於該外轉軸且可受外力驅動而連動該外轉軸繞著該軸桿旋轉的葉片模組。該發電單元包括一個安裝在該外轉軸並位於該外轉軸與該軸桿之間的轉子,及一個安裝在該軸桿並位於該轉子與該軸桿之間的定子,該轉子被該外轉軸帶動而相對旋轉通過該定子時,該發電單元會產生感應電流輸出。
1‧‧‧基座
11‧‧‧軸桿
12‧‧‧軸承
13‧‧‧支撐架
2‧‧‧驅動單元
21‧‧‧外轉軸
22‧‧‧安裝座
23‧‧‧葉片模組
231‧‧‧嵌裝桿
232‧‧‧格柵式葉片
233‧‧‧擺動葉片
234‧‧‧葉片空間
24‧‧‧發電空間
3‧‧‧發電單元
31‧‧‧轉子
311‧‧‧外環座
32‧‧‧定子
321‧‧‧內環座
33‧‧‧磁極對
331‧‧‧磁芯座
332‧‧‧第一導磁片
333‧‧‧場繞線圈
34‧‧‧電樞繞組
341‧‧‧電樞芯座
342‧‧‧第二導磁片
343‧‧‧電樞線圈
L‧‧‧軸線
F‧‧‧施力方向
T‧‧‧轉動方向
本發明之其他的特徵及功效,將於參照圖式的實施方式中清楚地呈現,其中:圖1是一個立體圖,說明習知的發電機;圖2是一個剖視示意圖,說明該習知發電機的內部結構;圖3是一個立體示意圖,說明本發明發電機的一個第一實施例呈橫臥狀;圖4是一個不完整的分解示意圖,說明該第一實施例的內部結構圖5是一個剖視示意圖,說明該第一實施例之該發電單元內部結構;圖6是一個立體示意圖,說明該第一實施例之該第一實施例的數個擺動葉片位於一個開啟位置;及
圖7是一個立體示意圖,說明本發明發電機的一個第二實施例呈直立狀。
圖8是一個立體示意圖,說明本發明發電機的一個第三實施例。
在本發明被詳細描述之前,應當注意在以下的說明內容中,類似的元件是以相同的編號來表示。
參閱圖3、圖4與圖5,本發明發電機之一個第一實施例,包含一個基座1、一個驅動單元2、及數個發電單元3。
該基座1包括一支沿一條左右向軸線L延伸之長桿狀的軸桿11,及數個沿該軸線L間隔套設於該軸桿11的軸承12。該軸桿11可為實心或空心,且該軸桿11的材質可為金屬、玻璃纖維、鋼筋混凝土、陶瓷或木材質,但若為金屬材質時,可在該軸桿11外圍包覆設置一層絕緣介質,上述絕緣介質的材料眾多在此不再贅述。此外,實施上該軸桿11可藉由一組支撐架13支撐於兩相反端而架高,或將兩相反端分別安裝於兩個彼此間隔的建築物,或者安裝於一個可轉動的物體上,並額外增加導流板,以求隨時導引風向,不以本實施例為限。由於該軸桿11為橫向延伸,使本實施例之發電機為垂直式橫臥型的發電機。
該驅動單元2包括一個套置樞設於該軸桿11外的外轉軸21、數個同體連接於該外轉軸21外周面的安裝座22,及數個彼此角度間隔地分別安裝於該等安裝座22
的葉片模組23。該外轉軸21沿該軸線L長向延伸且呈中空長管狀,且材質可為鋁、鐵等金屬、玻璃纖維、碳纖維或其他高分子材質,但若為金屬材質時,可在該外轉軸21內圍面設置一層絕緣介質,上述絕緣介質的材料眾多在此不再贅述。該外轉軸21套設安裝於該等軸承12上而能相對於該軸桿11轉動,並與該軸桿11彼此間隔而相配合界定出一個發電空間24。該等安裝座22是沿該外轉軸21周緣角度間隔地徑向凸設於該外轉軸21之外周面,並分別沿著該外轉軸21長向延伸。
每一個葉片模組23藉由數支螺絲安裝於各別之安裝座22上,而分別沿該外轉軸21軸向延伸,且自該外轉軸21徑向往外突伸。每一個葉片模組23包括一個對應安裝於各別之安裝座22的嵌裝桿231、一個安裝於該嵌裝桿231的格柵式葉片232,及數個設置於該格柵式葉片232上的擺動葉片233。該格柵式葉片232具有數個間隔排列的葉片空間234。每一擺動葉片233可單向擺動,用以可開啟地遮擋各別之葉片空間234,而在一個關閉位置以及一個開啟位置間移動。在該關閉位置時,每一擺動葉片233會如圖3所示的貼靠於該格柵式葉片232,且覆蓋封閉與其對應的該葉片空間234。配合參閱圖6,當有外力沿施力方向F施力時,該驅動單元2會沿轉動方向T轉動,而使部分的擺動葉片233位於該開啟位置,位於該開啟位置的擺動葉片233會部分遠離該格柵式葉片232,而使對應的葉片空間234外露,使逆向外力流場F可通過葉片空間234
而吹送,如此一來,使該等葉片模組23可受外力驅動而帶動該外轉軸21繞著該軸桿11旋轉。
該等發電單元3是沿著該軸線L排列設置於該發電空間24內,每一個發電單元3包括一個安裝在該外轉軸21內周面並位於該外轉軸21與該軸桿11之間的轉子31,及一個安裝在該軸桿11外周面並位於該轉子31與該軸桿11之間的定子32,使該轉子31可繞該定子32轉動位移。
該轉子31具有一個環繞安裝於該外轉軸21內周面的外環座311,及三組安裝在該外環座311並繞著該軸線L等角度間隔分布的磁極對33。每一組磁極對33具有兩個徑向相對地對稱設置於該外環座311之內周面的磁芯座331,及一組圈繞安裝於該等磁芯座331以產生磁場的場繞線圈333。該等磁芯座331與該外環座311同體相連,並共同由數片相同形狀且沿著該軸線L排列的第一導磁片332相疊而成。該等第一導磁片332是由導磁材料製成以增加磁場強度,當然實施上該等磁芯座331與該外環座311亦可為單一導磁塊一體成型的結構設計,不以本實施例為限。在本實施例中,為了方便組裝,設計有該外環座311,並將該等磁芯座331同體連接於該外環座311,但實施上,該等磁芯座331亦可直接安裝於該外轉軸21的內周面,不以本實施例為限。此外,實施上,該等場繞線圈333可利用外激式、串激式、分激式或複激式的方式來產生磁場,或者每一組磁極對33亦可直接利用一對永久磁鐵來產生磁
場,不以本實施例為限。
該定子32具有一個環繞安裝於該軸桿11外周面的內環座321,及三組安裝於該內環座321並繞著該軸線L等角度間隔分布的電樞繞組34。每一個電樞繞組34具有兩個徑向相背地對稱設置於該內環座321外周面的電樞芯座341,及一組圈繞安裝於該等電樞芯座341的電樞線圈343。
該等電樞芯座341與該內環座321同體相連,並共同由數片相同形狀且沿該軸線L排列的第二導磁片342相疊而成。該等第二導磁片342是由導磁材料製成,當然實施上該等電樞芯座341與該內環座321亦可為單一導磁塊一體成型的結構設計,不以本實施例為限。在本實施例中,為了方便組裝,設計有該內環座321,並將該等電樞芯座341同體連接於該內環座321,但實施上,該等電樞芯座341亦可直接安裝於該軸桿11的外周面,不以本實施例為限。該等電樞線圈343可利用Y形接法或△形接法連接在一起,並於該等磁極對33旋轉通過時分別產生感應電流輸出,當然輸出時也可利用一個整流器(圖未示)來將產生出的感應電流由交流轉換成直流,惟其並非本發明之重點所以不再說明。
本實施的發電機,有三組磁極對33與三組電樞繞組34所以為三相六極的發電機,但實施上,該磁極對33與該電樞繞組34的組數可依所需發電機的規格增減,例如該定子32僅具有一組磁極對33,該等電樞繞組34的
組數為三,則形成三相二極的發電機,或者該磁極對33的組數為三,該轉子31僅具有一組電樞繞組34,則形成單相六極的發電機,或者該磁極對33的組數為6,該等電樞繞組34的組數為三,則形成三相十二極的發電機,因此設計上不以本實施例為限。
使用時,當例如風力、潮汐、洋流等外力推動該等葉片模組23時,可帶動該驅動單元2相對於該軸桿11轉動,並連動位於外部轉子31相對該定子32旋轉,藉以產生感應電流,因此能做到位於內部的軸桿11不轉動但圍繞於外部的該驅動單元2轉動的外轉式發電機。如此一來,藉由該外轉軸21可以左右長向延伸且外周面積較大,使得該等安裝座22也可左右長向延伸地連接於該外轉軸21,而具有較大之連接面的接合面積,以提供該葉片模組23足夠的支撐力,以避免外力過大造成斷裂。
值得一提的是,由於該發電機的該等葉片模組23、該軸桿11與該外轉軸21皆可軸向延伸長度,使得該發電機沿軸線L軸向延伸的長度不需受限,打破傳統發電機的發電空間24僅侷限於小體積的概念,而可在該軸桿11與該外轉軸21之間的發電空間24軸向設置更多數量的該等發電單元3,並將該等電樞線圈343與該等場繞線圈333的線徑加粗,且置換成雖然導電性較差但價錢較低廉的鋁、鋁合金、鐵或鐵合金之材質製成的線圈,如此一來,雖然線徑加粗會使得圈繞的圈數減少,而使每一個發電單元3所能產生的電力降低,但相對地由於發電單元3的數
量增加,因此可在花費較少的情況下維持所需的電力,相當符合經濟效益。當然,若該等電樞線圈343與該等場繞線圈333皆為銅、銀或金之材質製成的線圈,則可相對地增加產生的電力,因此可依需求選擇該等電樞線圈343與該等場繞線圈333的材質。
補充說明的是,本發明的該轉子31具有該等磁極對33以產生磁場,該定子32具有該等電樞繞組34以產生感應電流,但實施上該等磁極對33與該等電樞繞組34亦可相反設置,亦即該定子32具有該等磁極對33以產生磁場,該轉子31具有該等電樞繞組34以產生感應電流,並利用數個滑環(圖未示)分別將感應電流接出,不以本實施例的形式為限。
另外,由於利用風力以產生電的發電機時常會面對忽強忽弱的陣風,因此,也可依需求增加恆頻裝置或變頻裝置,以穩定輸出的電流。
綜上所述,本發明發電機,藉由外轉式的設計,使得該等安裝座22具有較大之連接面的接合面積,以提供該等葉片模組23足夠的支撐力,以減少外力過大而造成損壞的情況發生。此外,由於可設置較多的發電單元3,因此在維持所需電力的情況下,可將該等電樞線圈343與該等場繞線圈333的線徑加粗,並置換成導電率差但價格較低廉的金屬,以降低花費,相當符合經濟效益,故確實能達成本發明之目的。
參閱圖7,本發明發電機之一第二實施例,與
該第一實施例之結構大致相同,不同之處在於:本實施例為垂直式直立型發電機,該軸線L為上下直立延伸,且可利用電線桿、路燈、鐵柱、建築物的方柱、圓柱、扁柱與木柱,及樹木等上下長向延伸的柱體來做為該軸桿11,而將本發明架高於空中,從而能受風力驅動而運轉。由於直立式發電機具有360°受風的優點,因此可適用於風向不定的地面風,相當具有市場競爭力。
參閱圖8,本發明發電機之一第三實施例,與該第一實施例之結構大致相同,不同之處在於:本實施例中之每一個葉片模組23的格柵式葉片232徑向往外延伸的長度較長,每一個葉片模組23還具有數個設置於該格柵式葉片232向外延伸之部分的碗形風杯235。
惟以上所述者,僅為本發明之實施例而已,當不能以此限定本發明實施之範圍,即大凡依本發明申請專利範圍及專利說明書內容所作之簡單的等效變化與修飾,皆仍屬本發明專利涵蓋之範圍內。
1‧‧‧基座
11‧‧‧軸桿
12‧‧‧軸承
13‧‧‧支撐架
2‧‧‧驅動單元
21‧‧‧外轉軸
22‧‧‧安裝座
23‧‧‧葉片模組
231‧‧‧嵌裝桿
232‧‧‧格柵式葉片
233‧‧‧擺動葉片
234‧‧‧葉片空間
3‧‧‧發電單元
L‧‧‧軸線
Claims (9)
- 一種發電機,包含:一個基座,包括一支軸桿;一個驅動單元,包括一個可轉動地間隔套置樞設於該軸桿外的外轉軸,及數個安裝於該外轉軸且可受外力驅動而連動該外轉軸繞著該軸桿旋轉的葉片模組;及至少一個發電單元,包括一個安裝在該外轉軸並位於該外轉軸與該軸桿之間的轉子,及一個安裝在該軸桿並位於該轉子與該軸桿之間的定子,該轉子被該外轉軸帶動而相對旋轉通過該定子時,該發電單元會產生感應電流輸出。
- 如請求項1所述的發電機,其中,該定子具有至少一組安裝於該軸桿的電樞繞組,該轉子具有至少一組安裝在該外轉軸內周面的磁極對,在該轉子旋轉通過該定子時,該電樞繞組會產生感應電流輸出。
- 如請求項1所述的發電機,其中,該定子具有至少一組安裝在該軸桿的磁極對,該轉子具有至少一組安裝於該外轉軸內周面的電樞繞組,在該轉子旋轉通過該定子時,該電樞繞組會產生感應電流輸出。
- 如請求項2或3所述的發電機,其中,該電樞繞組具有兩個電樞芯座,及一組圈繞安裝於該等電樞芯座的電樞線圈,該磁極對具有兩個磁芯座,及一組圈繞安裝於該等磁芯座的場繞線圈。
- 如請求項4所述的發電機,其中,該等磁芯座為數片沿該軸桿軸向排列的第一導磁片相疊而成,該等電樞芯座為數片沿該軸桿軸向排列的第二導磁片相疊而成。
- 如請求項2或3所述的發電機,其中,該定子具有三組分別繞著該軸桿等角度間隔分布的電樞繞組,該轉子具有三組繞著該繞著該軸桿等角度間隔分布的磁極對,在該轉子旋轉通過該定子時,該等電樞繞組會分別產生感應電流輸出。
- 如請求項1所述的發電機,其中,該軸桿是呈左右長向延伸的長桿狀,且該外轉軸是呈左右長向延伸的長管狀。
- 如請求項1所述的發電機,其中,該軸桿是呈上下長向延伸的長桿狀,且該外轉軸是呈上下長向延伸的長管狀。
- 如請求項1所述的發電機,其中,該驅動單元還包括數個沿該外轉軸角度間隔地徑向凸設於該外轉軸之外周面並分別供該等葉片模組安裝的安裝座。
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TW104102349A TW201628317A (zh) | 2015-01-23 | 2015-01-23 | 發電機 |
CN201510597896.0A CN105827063A (zh) | 2015-01-23 | 2015-09-18 | 发电机 |
JP2016004212A JP2016136833A (ja) | 2015-01-23 | 2016-01-13 | 発電機 |
US14/996,272 US20160218592A1 (en) | 2015-01-23 | 2016-01-15 | Electric generator |
DE102016200450.6A DE102016200450A1 (de) | 2015-01-23 | 2016-01-15 | Elektrischer Generator |
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JP (1) | JP2016136833A (zh) |
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TW201715150A (zh) * | 2015-10-27 | 2017-05-01 | guo-zhang Huang | 流力發電裝置 |
CN109067086B (zh) * | 2018-09-10 | 2023-08-22 | 罗中岭 | 一种微动力发电装置 |
CN109441551B (zh) * | 2018-12-29 | 2021-04-06 | 中国科学院理化技术研究所 | 双向透平及双向透平发电设备 |
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US3740565A (en) * | 1971-04-26 | 1973-06-19 | Adams B | Air driven modular tandem electrical generator |
US3876925A (en) * | 1974-01-02 | 1975-04-08 | Christian Stoeckert | Wind turbine driven generator to recharge batteries in electric vehicles |
US4291235A (en) * | 1979-02-26 | 1981-09-22 | Bergey Jr Karl H | Windmill |
US6975045B2 (en) * | 2004-03-02 | 2005-12-13 | Mag Power Japan Kabushiki Kaisha | Wind power generating system |
US7077628B1 (en) * | 2004-04-12 | 2006-07-18 | Acord Robert J | Wind machine with independent fabric |
US7109599B2 (en) * | 2004-05-05 | 2006-09-19 | Watkins Philip G | Omni-directional wind turbine electric generation system |
US7279803B1 (en) * | 2005-04-17 | 2007-10-09 | Kenneth Randall Bosley | Ocean current power generator |
US7918648B1 (en) * | 2006-12-28 | 2011-04-05 | Simnacher Larry W | Windpower generator apparatus |
US8177481B2 (en) * | 2007-09-10 | 2012-05-15 | Ray-Hung Liang | Vertical axis wind turbine |
US8888438B2 (en) * | 2008-10-08 | 2014-11-18 | Glenn L. Beane | Moment of inertia system for producing energy through the action of wind |
US20100233919A1 (en) * | 2009-03-12 | 2010-09-16 | Ersoy Seyhan | Check valve turbine |
US9297361B2 (en) * | 2010-02-27 | 2016-03-29 | Mehboob Lakhani | Compact wind and water turbine |
US8536725B2 (en) * | 2010-02-27 | 2013-09-17 | Mehboob Lakhani | Compact wind and water turbine systems |
US9011096B2 (en) * | 2012-06-01 | 2015-04-21 | Max Su | Vertical axis wind turbine blade |
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- 2016-01-13 JP JP2016004212A patent/JP2016136833A/ja active Pending
- 2016-01-15 US US14/996,272 patent/US20160218592A1/en not_active Abandoned
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DE102016200450A1 (de) | 2016-08-11 |
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