CN101782043B - Wind generator all-in-one machine - Google Patents
Wind generator all-in-one machine Download PDFInfo
- Publication number
- CN101782043B CN101782043B CN2010101193376A CN201010119337A CN101782043B CN 101782043 B CN101782043 B CN 101782043B CN 2010101193376 A CN2010101193376 A CN 2010101193376A CN 201010119337 A CN201010119337 A CN 201010119337A CN 101782043 B CN101782043 B CN 101782043B
- Authority
- CN
- China
- Prior art keywords
- fan
- permanent magnet
- flabellum
- lower edge
- utmost point
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The invention relates to a wind generator all-in-one machine which comprises a vertical shaft fan made of non-conduction magnetic material. The shaft of the vertical shaft fan is arranged on an upper fan cover and a lower fan base. A plurality of permanent magnets are respectively arranged at the inner sides of the fan cover and the fan base, and are uniformly arranged around the fan shaft in the circumferential direction. The pole of the permanent magnet near the fan shaft is opposite to the pole of the permanent away from the fan shaft. The N poles and the S poles of the permanent magnets are respectively wound with coils. The upper end and the lower end of the vertical shaft fan are respectively provided with a vane upper edge and a vane lower edge which are respectively made of soft magnetic material. The shapes of the vane upper edge and the vane lower edge are the same with the shape of the permanent magnet. The N poles of the permanent magnets, the vane upper edge or the vane lower edge, and the S poles of the permanent magnets form a plurality of closed main magnetic circuits with gaps. When the vanes rotates, the magnetic flux of each coil is increased or decreased along with the change of the magnetic conduction in each magnetic circuit, and then the alternating current motive force is generated. The invention has the advantages of compact structure, small volume, high energy conversion rate, energy saving and environment protection.
Description
Technical field
The present invention relates to a kind of wind generator all-in-one machine, especially be applicable to the wind generator all-in-one machine of wireless sensor network and distributed mini system.
Background technique
Along with the generation and the development of wireless sensor network, distributed mini system and internet, be scattered in everywhere and the powerup issue of forming the node of said system becomes a difficult problem.These nodes generally need separately independently power supply unit, and using more is battery.But the electric weight of battery is limited, even wireless sensor node has been adopted low power dissipation design, generally also can only keep the several months, and the life-span of battery becomes the bottleneck in node life-span; Wireless sensor node scarcely reclaims simultaneously, so the secondary pollution that the chemical cell that node carries causes certainly will become the significant threat of environment.Therefore, utilize new energy imperative to the wireless sensor node power supply.
To some moving object, as aloft birds with advance in automobile, can be and depend on being used for scientific research or following the tracks of purpose wireless sensor network nodes such as investigation on it stable wind regime is provided.Another kind of situation is to use natural wind energy or cooperates with other renewable energy sourcess such as solar energy for wireless sensor network node provides the energy.The tradition wind generating unit is made up of fan, speed changer and generator usually.For example patent of invention 200680021096.3, and drive rotating shaft by fan and rotate, and through using generator for electricity generation behind the planetary gear speed-changing.Patent of invention 200680016461.1 is installed in the vertical shaft fan on 3 ring structurees for another example, ring rotation and drive alternator generation during the fan rotation.Its purposes of traditional wind-driven generator generally provides electric power, even can generate electricity by way of merging two or more grid systems, and its volume is generally also bigger.And general power consumption is less in wireless sensor node and distributed mini system, but requires the volume of power supply system less, so unsuitable being grafted directly to of traditional wind is wireless sensor network and the power supply of distributed mini system.
Summary of the invention
The present invention will solve the problem that traditional wind is not suitably wireless sensor network and the power supply of distributed mini system, and a kind of wind generator all-in-one machine that is suitably wireless sensor network and the power supply of distributed mini system is provided.
Wind generator all-in-one machine; It is characterized in that: comprise a vertical shaft fan, the axle of said vertical shaft fan is arranged between the fan seat of fan lid and bottom on top, and the wall that said fan covers is a hollow out; The inboard of said fan lid and fan seat respectively is provided with several permanent magnets; Said permanent magnet circumferentially evenly arranges around fan shaft, said permanent magnet near the fan shaft place with opposite away from the polarity at fan shaft place, the said permanent magnet N utmost point and permanent magnet S extremely all are arranged with coil; Said vertical shaft fan is non-logical magnetic material, and the upper/lower terminal of the flabellum of said vertical shaft fan is respectively equipped with flabellum upper limb, flabellum lower edge, and the upper and lower edge of said flabellum is a soft magnetic material, and the shape of the upper and lower edge of said flabellum is identical with the shape of permanent magnet; Between said permanent magnet and flabellum upper limb, the flabellum lower edge air gap is arranged respectively; Said fan covers the permanent magnet N utmost point, air gap, flabellum upper limb, air gap, the permanent magnet S utmost point and returns the permanent magnet N utmost point and can form several closed main magnetic circuits, and the permanent magnet N utmost point, air gap, flabellum lower edge, air gap, the permanent magnet S utmost point return the permanent magnet N utmost point and can form several closed main magnetic circuits on the said fan seat.
Therefore the present invention considers that wireless sensor node fitness for purpose volume is less, proposes a kind ofly with fan and the incorporate design of electricity generating device, makes fan itself become the part of electricity generating device, thereby reduces the volume of electricity generating device greatly.On the other hand, the electromotive force that wind generating unit produces should not be low excessively, otherwise can not the enough energy be provided for the circuit of generator back; And see that from the principle of generator single is to produce higher electromotive force to hope that electricity generating device has the rotational speed of large-size or rotor higher with regard to electricity generating device.Higher or the moving object rapid speed of rotary speed of rotator high request nature wind speed, the factor that all non-electricity generating device itself can be intervened; But fan and electricity generating device integrated makes the electricity generating device size relatively reach it can be reached at utmost, thereby improves the electromotive force that is produced.
Adopted the vertical shaft fan among the present invention, the vertical shaft fan can utilize the wind energy of all directions, makes on this Unit Installation position, direction and the precision relatively freer simultaneously.Can be with the part of the present invention as wireless sensing node, the electric energy of its generation can be used for for wireless senser energy being provided.
The present invention is integrated fan and electricity generating device, and its structure has bigger difference with general fan.Following stated design feature of the present invention.
Its shell of wind generator all-in-one machine of the present invention is made up of fan lid and fan seat, and the four sides fan wall hollow out that fan covers is so that the present invention can utilize the wind regime of all directions.The inboard of fan lid and fan seat respectively is provided with 6 permanent magnets, and said permanent magnet circumferentially evenly arranges around fan shaft, permanent magnet near the fan shaft place with opposite away from the polarity at fan shaft place.Between fan lid and fan seat, the vertical shaft fan is arranged.The vertical shaft fan is non-magnetic conductive material; The vertical shaft fan adopts special shape; It extends the flabellum upper limb and the flabellum lower edge of the soft magnetic material that is parallel to the permanent magnet inner side surface up and down respectively to its each sheet flabellum on common flabellum basis, and said flabellum upper limb, flabellum lower edge are fixed on the U type fixing port of upper/lower terminal of flabellum through deck respectively.If permanent magnet covers the place near the fan shaft place being N and be S away from the fan shaft place near fan, the magnetic line of force can arrive the permanent magnet S utmost point from the permanent magnet N utmost point, through the flabellum upper limb; Near fan seat place, the magnetic line of force can be from the permanent magnet N utmost point, through the flabellum lower edge arrival permanent magnet S utmost point.For the vertical shaft fan can well rotate, between permanent magnet and vertical shaft fan individual small air gap is arranged.Finally can form 12 closed main magnetic circuits that return the permanent magnet N utmost point from the permanent magnet N utmost point, air gap, flabellum upper limb or flabellum lower edge, air gap, the permanent magnet S utmost point.When fan rotated, permanent magnet and flabellum upper limb or lower edge superposed part also changed thereupon, and the magnetic flux in this main magnetic circuit constantly changes simultaneously, and the change frequency of main magnetic circuit is 6 times of fan rotational frequency.
The said permanent magnet N utmost point and permanent magnet S extremely all are arranged with coil; When fan rotates, the main magnetic circuit magnetic flux constantly changes, thereby changes through the magnetic flux of coil, and the lower edge form fit makes flux change roughly be directly proportional with fan angular velocity on the shape of coil and the fan.So in coil, should produce electric current to resist above-mentioned flux change, collect the effect that the electric current that produces in the coil promptly reaches generating.Serial connection is to improve the electricity generation and electromotion gesture between each coil.
The number that is arranged in the permanent magnet of fan lid and fan seat inner side surface can equal the flabellum number respectively, also can be respectively the twice of flabellum number.
In sum, beneficial effect of the present invention has:
1. fan and electricity generating device is integrated, and lower edge adopts soft magnetic material on the electric fan, and simple and compact for structure, volume is little, is adapted at the application demand of wireless sensor network and distributed mini system;
Fan and electricity generating device integrated after, its size effect helps improving electricity generating device usefulness;
3. can form the closed main magnetic circuit of a plurality of band small air gaps in the device, main magnetic circuit total magnetic flux variable quantity is big, and energy conversion rate is high;
4. one aspect of the present invention is utilized renewable energy sources, can energy saving; Can reduce the use battery in a large number on the other hand, the protection environment.
Description of drawings
Fig. 1 for the present invention along A-A among Fig. 2 to sectional view.
Fig. 2 for the present invention along B-B among Fig. 1 to sectional view.
Fig. 3 is the sectional elevation of flabellum of the present invention.
Embodiment
Embodiment one
With reference to Fig. 1-3, wind generator all-in-one machine of the present invention comprises vertical shaft fan 3, and the vertical shaft fan 3 of said non-logical magnetic material is installed in through axle 6 and bearing 5 between the fan seat 2 of fan lid 1 and bottom on top.Described fan lid 1 is installed on the fan seat 2 through four decks 8.The inboard of described fan lid 1 and fan seat 2 is equipped with permanent magnet 4, and said permanent magnet 4 comprises the permanent magnet N utmost point 41 and the permanent magnet S utmost point 42.Said permanent magnet 4 circumferentially evenly arranges around fan shaft 6, through bonding mode be fixed on fan cover 1 or fan seat 2 on, fan seat 1 and fan cover can be had some kicks to be beneficial to permanent magnet 4 to locate on 2.The described permanent magnet N utmost point 41 and the extremely equal winding coil 7 of permanent magnet S, coil also can adopt bonding mode to be fixed on the permanent magnet 4.Each flabellum 9 on the said vertical shaft fan 3, different with common flabellum, flabellum upper limb 10 and flabellum lower edge 11 are arranged, said flabellum upper limb 10, flabellum lower edge 11 are fixed on the U type fixing port of upper/lower terminal of flabellum 9 through deck 12 respectively.Said flabellum upper limb 10, flabellum lower edge 11 are soft magnetic material and process.Described soft magnetic material is that very little (ferromagnetic material of HC＜102A/m) is processed by coercivity.Because the coercivity of this material is little, thus magnetization easily, also demagnetization easily, hysteresis loss is little, is fit to use in the alternating magnetic field.Material such as pure iron, silicon steel all is a soft magnetic material.Because this device often is applied to the open air, so these soft magnetic materials have certain anticorrosive property, surface plating one deck rust resisting compound gets final product.Flabellum upper limb 10 equals the area of described permanent magnet 4 at the area of projection on the described fan lid 1 and the projection of flabellum lower edge 11 on fan seat 2, and its shape is coupling each other also.7 of coils should be connected in series on the said permanent magnet, and the serial connection direction should guarantee that when fan rotates the electromotive force of each coil generation do not cancel each other.Get back to the permanent magnet N utmost point 41 from the said permanent magnet N utmost point 41, flabellum upper limb 10 (flabellum lower edge 11), the permanent magnet S utmost point 42 and form two closed main magnetic circuits that have small air gap; The air gap here is meant that flabellum upper limb 10 cover the space between permanent magnet 4 inner side surfaces to the fan 2 of permanent magnet 4 inner side surfaces and flabellum lower edge 11 on 1 to fan; Two width of air gaps should be below 0.3mm, to obtain bigger magnetic induction intensity.
The number with said flabellum 9 is identical respectively for the number of the permanent magnet 4 on described fan lid 1, the fan seat 2.
Wall on the said fan lid 1 is empty.
The working principle of this wind generator all-in-one machine is described below.When fan 3 did not rotate, the magnetic flux in each coil 7 did not all change, and can not produce electric current in the coil 7 this moment, thereby can not produce electric energy.When fan 3 is met the wind rotation; Electric fan lower edge 11 can change with the rotation of the relative position of fanning the coil 7 on the seat 2 with flabellum, and the intersection area that all flabellum lower edges 11 project to 7 regions of all coils on zone of fanning permanent magnet 4 on the seat 2 and the permanent magnet 4 of fanning seat 2 also experiences the 0 reciprocal variation to the gross area that all coils encloses.Suppose that fan has 6 flabellums, then the frequency of this variation is 6 times of fan rotational frequency.Simultaneously above-mentioned total magnetic flux through all coils 7 on the permanent magnet 4 of fan seat 2 is proportional to the area of intersection haply; So the variance ratio of total magnetic flux is proportional to the intersection area change rate haply; The intersection area change rate is proportional to the rotating speed of fan; And by the electromagnetic induction fundamental theorem, the variance ratio of the total magnetic flux of all coils 7 is proportional to the electromotive force that produces in the coil 7 on the permanent magnet 4 of fan seat 2.So the electromotive force that produces in the coil is proportional to rotation speed of the fan haply.Can produce alternating current in the comprehensive above-mentioned analysis coil, and the electromotive force that can obtain after all coils 7 correct serial connections on the permanent magnet 4 of fan seat 2 is 6 times that single coil 7 produces electromotive force.The situation that flabellum upper limb 10 and fan cover the coil 7 on 1 the permanent magnet 4 is also similar.Therefore it should be noted that 11 of flabellum upper limb 10 and lower edges exist several angle poor, fan cover on 1 coil 7 and fans that 7 of coils also should have same differential seat angle on 2.On this basis, above-mentioned two groups cover 1 at fan, 7 of coils on the fan seat 2 also should correctly be connected in series, the electromotive force of acquisition is 12 times of single coil 7 generation electromotive force.Utilize the circuit board rectification circuit to realize that Ac becomes direct current so that charging in order to obtain direct current.
Embodiment two
Present embodiment and embodiment's one difference is that said fan lid 1 is respectively the twice of flabellum 9 numbers with permanent magnet 4 numbers of fanning on the seat 2.Comprise 6 flabellums in the same false wind fan 3 with embodiment one, be similar to embodiment one analysis, the total electromotive force of acquisition is 24 times of each coil 7 generation electromotive force.
The described content of this specification embodiment only is enumerating the way of realization of inventive concept; Should not being regarded as of protection scope of the present invention only limits to the concrete form that embodiment states, protection scope of the present invention also reach in those skilled in the art conceive according to the present invention the equivalent technologies means that can expect.
Claims (4)
1. wind generator all-in-one machine; It is characterized in that: comprise a vertical shaft fan, the axle of said vertical shaft fan is arranged between the fan seat of fan lid and bottom on top, and the wall that said fan covers is a hollow out; The inboard of said fan lid and fan seat respectively is provided with several permanent magnets; Said permanent magnet circumferentially evenly arranges around fan shaft, said permanent magnet near the fan shaft place with opposite away from the polarity at fan shaft place, the said permanent magnet N utmost point and permanent magnet S extremely all are arranged with coil; Said vertical shaft fan is non-logical magnetic material, and the upper/lower terminal of the flabellum of said vertical shaft fan is respectively equipped with flabellum upper limb, flabellum lower edge, and the upper and lower edge of said flabellum is a soft magnetic material, and the shape of the upper and lower edge of said flabellum is identical with the shape of permanent magnet; Between said permanent magnet and flabellum upper limb, the flabellum lower edge air gap is arranged respectively; Said fan covers the permanent magnet N utmost point, air gap, flabellum upper limb, air gap, the permanent magnet S utmost point and returns the permanent magnet N utmost point and can form several closed main magnetic circuits, and the permanent magnet N utmost point, air gap, flabellum lower edge, air gap, the permanent magnet S utmost point return the permanent magnet N utmost point and can form several closed main magnetic circuits on the said fan seat.
2. wind generator all-in-one machine according to claim 1 is characterized in that: the two ends up and down of said flabellum are equipped with a U type fixing port, and said flabellum upper limb, flabellum lower edge are fixed on the fixing port of upper/lower terminal of flabellum through deck respectively.
3. wind generator all-in-one machine according to claim 2 is characterized in that: the number with flabellum is identical respectively for the permanent magnet number on said fan lid and the fan seat.
4. wind generator all-in-one machine according to claim 2 is characterized in that: the permanent magnet number on said fan lid and the fan seat is respectively the twice of flabellum number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101193376A CN101782043B (en) | 2010-01-21 | 2010-01-21 | Wind generator all-in-one machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101193376A CN101782043B (en) | 2010-01-21 | 2010-01-21 | Wind generator all-in-one machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101782043A CN101782043A (en) | 2010-07-21 |
| CN101782043B true CN101782043B (en) | 2012-05-16 |
Family
ID=42522176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101193376A Active CN101782043B (en) | 2010-01-21 | 2010-01-21 | Wind generator all-in-one machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101782043B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104833069B (en) * | 2015-04-29 | 2017-10-13 | 广东美的制冷设备有限公司 | The outdoor unit of air conditioner |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1035546A (en) * | 1988-10-06 | 1989-09-13 | 杨周钰 | Wind-driven generator |
| US5381048A (en) * | 1993-04-16 | 1995-01-10 | Baird; William R. | Solar venturi turbine |
| CN201650603U (en) * | 2010-01-21 | 2010-11-24 | 浙江工业大学 | Wind power generation integrated machine |
-
2010
- 2010-01-21 CN CN2010101193376A patent/CN101782043B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1035546A (en) * | 1988-10-06 | 1989-09-13 | 杨周钰 | Wind-driven generator |
| US5381048A (en) * | 1993-04-16 | 1995-01-10 | Baird; William R. | Solar venturi turbine |
| CN201650603U (en) * | 2010-01-21 | 2010-11-24 | 浙江工业大学 | Wind power generation integrated machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101782043A (en) | 2010-07-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR20160091357A (en) | Direct drive generator for renewable energy applications | |
| Wu | Design of a miniature axial flux flywheel motor with PCB winding for nanosatellites | |
| CN101749192B (en) | Wind power generating integrated machine with coil fan blade | |
| CN103066782A (en) | Magnetoelectricity type micro generator | |
| CN201650604U (en) | Wind power generation integrated machine with soft magnetic fan blades | |
| JP2019517242A (en) | Complementary, unidirectional magnetic rotor / stator assembly pair | |
| CN201650603U (en) | Wind power generation integrated machine | |
| CN103872811A (en) | Bearing-less stator surface mounting type permanent magnet motor for semi-tooth winding | |
| CN201650602U (en) | Wind power generation integrated machine with coil fan leafs | |
| CN202309460U (en) | High-capacity outer rotor three-side stator transverse magnetic flux permanent magnet wind-driven generator | |
| CN101782044B (en) | Permanent-magnet fan blade and wind power generation integrated machine | |
| CN103780036A (en) | Dual-stator structure type high temperature superconducting permanent magnet wind driven generator | |
| CN108288881A (en) | A kind of magneto | |
| CN101761457B (en) | Wind power-generation integrated machine with soft magnetic fan-leaf | |
| CN101782043B (en) | Wind generator all-in-one machine | |
| CN201650583U (en) | Integral permanent magnet fan blade wind-driven generator | |
| CN202340171U (en) | Power generation device | |
| CN203734486U (en) | High-temperature superconductive permanent-magnetic aerogenerator with double-stator structure | |
| CN107425622B (en) | A kind of permanent-magnetic electric machine with bearing of square shaped stator structure | |
| CN101394112B (en) | Highly efficient electricity generator | |
| CN103904856B (en) | A kind of brushless Harmonic Wave Excited Generator with initial self-excitation ability | |
| CN206004508U (en) | A kind of point of magnetic generator | |
| CN102355110B (en) | High-capacity outer-rotor/trihedral-stator transverse-flux permanent magnet wind-driven generator | |
| TWI704749B (en) | Double rotor generator | |
| Li et al. | Halbach array magnet and its application to PM spherical motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201218 Address after: N793, 3 / F, Xingguang Yingjing, 117 Shuiyin Road, Yuexiu District, Guangzhou City, Guangdong Province 510030 Patentee after: Guangzhou haokezhi Technology Development Co.,Ltd. Address before: Hangzhou City, Zhejiang province 310032 City Zhaohui District Six Patentee before: ZHEJIANG University OF TECHNOLOGY Effective date of registration: 20201218 Address after: No.38 Tianjin Road, Rizhao Economic Development Zone, Shandong Province Patentee after: Rizhao Ruida Construction Group Co.,Ltd. Address before: N793, 3 / F, Xingguang Yingjing, 117 Shuiyin Road, Yuexiu District, Guangzhou City, Guangdong Province 510030 Patentee before: Guangzhou haokezhi Technology Development Co.,Ltd. |