WO2005001282A1 - Roue eolienne - Google Patents

Roue eolienne Download PDF

Info

Publication number
WO2005001282A1
WO2005001282A1 PCT/JP2004/009394 JP2004009394W WO2005001282A1 WO 2005001282 A1 WO2005001282 A1 WO 2005001282A1 JP 2004009394 W JP2004009394 W JP 2004009394W WO 2005001282 A1 WO2005001282 A1 WO 2005001282A1
Authority
WO
WIPO (PCT)
Prior art keywords
wind
dimensional
rotor
windmill
dimensional rotor
Prior art date
Application number
PCT/JP2004/009394
Other languages
English (en)
Japanese (ja)
Inventor
Syuichi Yokoyama
Akio Takechi
Yuji Takechi
Original Assignee
Tama-Tlo, Ltd.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tama-Tlo, Ltd. filed Critical Tama-Tlo, Ltd.
Publication of WO2005001282A1 publication Critical patent/WO2005001282A1/fr

Links

Classifications

    • 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
    • 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
    • F05B2240/00—Components
    • F05B2240/20—Rotors
    • F05B2240/21—Rotors for wind turbines
    • F05B2240/211—Rotors for wind turbines with vertical axis
    • F05B2240/213—Rotors for wind turbines with vertical axis of the Savonius 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
    • Y02E10/70—Wind energy
    • Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction

Definitions

  • the present invention relates to a Savonius-type wind turbine, and more particularly to a Savonius-type wind turbine in which a rotor that rotates by receiving wind has a three-dimensional shape so as to rotate by receiving wind inside.
  • FIG. 1A is a perspective view showing a configuration of a conventional Savonius type wind turbine for describing the principle of a Savonius type wind turbine.
  • FIG. 1B is a diagram showing the flow of wind in the Savonius type wind turbine 500 shown in FIG. 1A.
  • the Savonius type windmill 500 has a transmission shaft 3 p rotating around a predetermined rotation axis, and a plurality of blades 5 p rotating together with the transmission shaft 3 p in response to wind. Having. In FIG. 1A, two blades 5p are connected to a transmission shaft 3p via a connecting member 8p.
  • Each blade 5 p has, for example, a semi-cylindrical shape, and is installed on the connection member 8 p such that a curved inner peripheral surface surrounds the transmission shaft 3 p. This inner peripheral surface becomes the wind receiving surface 5 p-a that receives the wind. At this time, the two blades 5p are installed so that the wind receiving surfaces 5p-a face each other and partially overlap.
  • FRP iron and fiber reinforced plastics
  • wind pressure the force due to the wind pressure of the wind hitting the wind receiving surface 5 p—a of one of the blades 5 p (this is referred to as wind pressure) ) Is a and the wind pressure of the wind hitting the surface opposite to the wind receiving surface 5P-a of the other blade 5p is b. It is considered that wind pressure b is divided into two wind pressures, wind pressure bl and wind pressure b2.
  • the wind hitting the wind receiving surface 5 p—a of one blade 5 p gathers on the transmission shaft 3 p side along the curved wind receiving surface 5 p—a, and the wind receiving surface 5 p—a of the other blade 5 p.
  • p This is equivalent to a.
  • the wind pressure c cancels a part of the wind pressure b and acts as a force for rotating the windmill 500. Therefore, finally a + b1 + c> b, and the wind pressure c increases the rotation efficiency of the windmill 500.
  • This is the principle of the Savonius type windmill.
  • An object of the present invention is to provide a wind turbine capable of improving rotation efficiency and suppressing the influence on the landscape.
  • a windmill according to the present invention includes a rotating member that rotates around a rotation axis, and a three-dimensional member that is integrated with the rotating member, and the three-dimensional member is a flow through which wind flows into the three-dimensional member.
  • An inlet which is provided inside the three-dimensional member and communicates with the inflow port, a flow path through which the wind flowing from the inflow port flows; and a flow path through which the wind flows out from the flow path.
  • a windmill provided in the flow path, and having a plurality of wind receiving surfaces, and wind receiving means for guiding wind received on each of the wind receiving surfaces to the other wind receiving surfaces. Is
  • wind flows into the inside of the three-dimensional member from the inflow port of the three-dimensional member.
  • the wind that has flowed in from the inflow port flows through the flow path inside the three-dimensional member communicating with the inflow port, and flows out of the three-dimensional member from the outflow port that communicates with the flow path.
  • a flow receiving means having a plurality of wind receiving surfaces is provided in the flow path.
  • the wind that has flowed into the three-dimensional member hits one of the plurality of wind receiving surfaces and passes through the flow path. It is led to another wind receiving surface. As a result, the three-dimensional member rotates.
  • FIG. 1A is a perspective view showing the configuration of a conventional Savonius wind turbine for describing the principle of the Savonius wind turbine.
  • FIG. 1B is a perspective view of the wind of the Savonius wind turbine shown in FIG. 1A. It is a figure for showing a flow.
  • FIG. 2A and 2B are configuration diagrams showing a first embodiment of the wind turbine according to the present invention.
  • FIG. 2B is an elevation view
  • FIG. 2A is a cross-sectional view taken along the line I-I in FIG. 2B. The cross-sectional views are shown respectively.
  • FIG. 3A and 3B are configuration diagrams showing a wind turbine according to a second modification of the first embodiment.
  • FIG. 3B is an elevational view
  • FIG. 3A is a cross section in FIG. 3B. The cross-sectional views as viewed from the directions are shown.
  • FIG. 4A and 4B are configuration diagrams showing a wind turbine according to a second modified example of the first embodiment.
  • FIG. 4B is an elevation view
  • FIG. 4A is a cross-sectional view in FIG. 4B. The cross-sectional views as seen from the III direction are shown.
  • FIG. 5 is an elevation view showing a configuration of a wind turbine according to a third modification of the first embodiment.
  • FIG. 6 is an elevation view showing a configuration of a wind turbine according to a fourth modification of the first embodiment.
  • 7A and 7B are views showing a second embodiment of the wind turbine according to the present invention.
  • FIG. 7A is a plan view
  • FIG. 7B is a cross-sectional view taken along the line IV-IV in FIG. 7A. Sectional views are shown.
  • FIGS. 2A and 2B are configuration diagrams showing a Savonius-type wind turbine according to a second embodiment of the present invention.
  • FIG. 2B is an elevation view, and FIG. The cross-sectional views seen from the I direction are shown.
  • the wind turbine 1 includes a three-dimensional rotor 7 as a three-dimensional member according to the present invention, a transmission shaft 3 as a rotating member, a speed increaser 6, and a generator 18.
  • the column 14 is erected, for example, at the installation location such as the ground.
  • the transmission shaft 3 is partially accommodated inside the support 14.
  • the transmission shaft 3 is formed, for example, in a cylindrical shape.
  • the transmission shaft 3 is supported by a shaft ⁇ ⁇ ⁇ (not shown) and is rotatably installed inside the column 14.
  • a three-dimensional rotor 7 is connected to the transmission shaft 3.
  • the transmission shaft 3 and the three-dimensional rotor 7 are connected to each other in a portion of the transmission shaft 3 outside the support 14, and integrally rotate about the rotation axis RA.
  • a gearbox 16 is connected to the inner end of the support 14 of the transmission shaft 3.
  • Transmission shaft 3 is the input shaft of gearbox 16.
  • the gearbox 16 increases the rotation speed of the output shaft by using the rotation force of the transmission shaft 3 that is the input shaft.
  • the output shaft of gearbox # 6 is further connected to generator # 8.
  • the generator 18 generates electric power by using the torque of the output shaft of the gearbox 16.
  • the rotation force of the output shaft of the gearbox 16 can be converted to power other than electric power by a combination of a crank mechanism and gears.
  • the external shape of the solid bowl 7 is formed in a three-dimensional egg shape as shown in FIGS. 2A and 2B.
  • the three-dimensional balance 7 has a wind receiving portion 5 as one embodiment of the wind receiving means of the present invention, a flow path PTH, and an opening 11 as one embodiment of the inflow port or the outflow port of the present invention. ing.
  • the inside of the three-dimensional rotor 7 is formed into a cavity having a predetermined shape.
  • a wind receiving portion 5 is formed.
  • Aperture There are at least two 1s. One is an opening through which wind flows from the outside into the cavity of the three-dimensional rotor 7 and guides the wind to the internal wind receiving portion 5. The other is an opening through which the wind that has flowed into the three-dimensional mouth Ichigo 7 flows out.
  • the two openings 11 and 11 may function as an inlet or an outlet depending on the rotation of the three-dimensional rotor 7.
  • the opening 11 functioning as an inflow port is referred to as a Sekiguchi 1la
  • the opening 11 functioning as an outflow port is referred to as an opening 1lb.
  • the space from the opening 1 la to the opening 1 lb becomes a flow path PTH through which the wind flowing into the three-dimensional rotor 7 flows. That is, the opening 1la and the opening 1lb communicate with each other via the flow path PTH.
  • the portion of the surface of the air receiving section 5 on the flow path PTH side where the wind hits is the air receiving surface 5a.
  • the plurality of wind receiving surfaces 5a are curved so as to surround the transmission shaft 3 inward to guide the wind received at each wind receiving surface 5a to another wind receiving surface 5a. It is formed in shape.
  • the shape of the three-dimensional rotor 7 is an oval shape as in the present embodiment
  • the cross-sectional shape of the three-dimensional rotor 7 in a section I-I direction including a long axis and orthogonal to the transmission shaft 3 is shown in FIG. 2A. It becomes an ellipse like this.
  • the major axis of the elliptical cross section shown in FIG. 2A is Ml, and the minor axis is M2.
  • the length L1 of the three-dimensional rotor 7 in the long axis Ml direction is about 4 ⁇ , and the length L2 in the short axis M2 direction is about 2 m.
  • the height H1 of the three-dimensional lowway 7 is, for example, about 2 m.
  • each air receiving portion 5 In order to rotate the three-dimensional rotor 7 smoothly, the shape of each air receiving portion 5, each air receiving surface 5a, and each opening 11 is defined by a point centered on the transmission shaft 3 in a cross section parallel to the cross section II. versus Is preferred.
  • the surface area and the mass of the three-dimensional rotor 7 have a uniform ratio around the rotation axis RA in order to uniformly rotate the three-dimensional rotor 7.
  • the egg-shaped three-dimensional rotor 7 shown in FIGS. 2A and 2B satisfies these conditions.
  • the rotation axis RA passes through the center of gravity of the three-dimensional rotor 7 and the surface area and the mass are balanced around the center of gravity, the three-dimensional rotor rotates smoothly even in an asymmetric three-dimensional mouth.
  • a luminous body can be installed in the three-dimensional table 7.
  • the light emitter for example, a light bulb or a light emitting diode can be used.
  • the power required for light emission of the light emitter can be supplied from the generator 18.
  • the three-dimensional rotor 7 When a light emitter is installed inside the three-dimensional rotor 7, it is preferable to make the three-dimensional rotor 7 transparent so that light from the light emitter is easily visible from the outside.
  • the three-dimensional rotor 7 is formed using a translucent material in order to make the three-dimensional rotor 7 have translucency.
  • a translucent resin such as polycarbonate
  • polycarbonate is also commonly called resin glass.
  • the three-dimensional rotor 7 can be manufactured by, for example, adhesively bonding components formed separately with the cross section I-I as a boundary.
  • the translucent material is conspicuous, dirt adheres to the three-dimensional rotor 7 and cannot be removed. In order to suppress this, it is preferable to coat a hydrophilic photocatalyst on the surface of the three-dimensional rotor 7.
  • Photocatalysts are substances that use light energy to promote chemical reactions.
  • Examples of the hydrophilic photocatalyst include titanium oxide.
  • the hydrophilic photocatalyst promotes a decomposition reaction of dirt near the surface of the three-dimensional rotor 7 by its decomposition action.
  • a thin water film is formed on the surface of the three-dimensional porter 7 due to the hydrophilicity of the hydrophilic photocatalyst.
  • the water film makes it difficult for dirt to adhere, and the adhered dirt is also easily washed away by, for example, rain.
  • the three-dimensional rotor 7 can be made less liable to be stained without particularly cleaning, and the translucency can be maintained.
  • wind pressure wind pressure
  • wind pressure of wind WC wind pressure
  • the total wind pressure by the winds WB1 and WB2 that becomes a resistance when the three-dimensional port 7 rotates is assumed to be b.
  • the power generation efficiency of the generator 18 is further improved.
  • the opening 11a can be formed three-dimensionally by using the three-dimensional rotor 7 that is symmetrical about the center of gravity through which the transmission shaft 3 passes. For this reason, as shown in FIG. 2B, it becomes easier to catch the wind in a direction oblique to the transmission shaft 3, and the wind force available for rotating the three-dimensional rotor 7 increases.
  • the three-dimensional mouth is structured to receive the wind in the evening 7, all the wind flowing into the three-dimensional rotor 7 can be used for rotation. As a result, the rotation efficiency of the three-dimensional rotor 7 increases.
  • the three-dimensional rotor 7 is egg-shaped and has a shape that is less susceptible to wind resistance, so that the wind pressure b, which is a resistance to rotation, is reduced, and the rotation efficiency is further improved.
  • the luminous body can be easily mounted on the three-dimensional rotor 7 and the degree of freedom of the layout of the luminous body is increased.
  • the windmill 1 provided with a light-emitting body can be used as a lighting device such as a street lamp in a place such as a road or a park.
  • the external shape of the three-dimensional rotor 7 can be freely designed to some extent, the influence on the landscape can be suppressed by selecting the design. If the three-dimensional rotor 7 is made of a translucent material, the three-dimensional rotor 7 can be incorporated into the surrounding scenery, and the influence on the scenery can be further reduced.
  • the present embodiment it is possible to secure a certain amount of power generation by improving the rotation efficiency while suppressing the influence of the windmill 1 on the landscape. For this reason, It is possible to promote the use of a savory type wind turbine 1 which has the advantage of low noise and a low wind speed at the start of rotation (for example, about 1.0 !! ⁇ ⁇ .5 ni / s).
  • the outer shape of the three-dimensional rotor 7 can be freely designed to some extent.
  • FIGS. 3A and 3B are configuration diagrams showing a first modification of the wind turbine 1 in the first embodiment, where FIG. 3B is an elevational view, and FIG. 3A is a cross-section II-II direction in FIG. 3B. The cross-sectional views seen from above are shown.
  • a windmill 100 according to a first modification is a windmill using a three-dimensional rotor 70 instead of the three-dimensional rotor 7 in the windmill 1.
  • the solid rotor 70 has a cocoon ball or peanut shape.
  • the three-dimensional rotor 70 is the same as the three-dimensional rotor 7 of the first embodiment in that the shape and the mass are symmetric about the center of gravity through which the transmission shaft 3 passes.
  • the lengths L 1 and L 2 and the height H 1 of the three-dimensional rotor 70 shown in FIGS. 3A and 3B can be the same as, for example, the three-dimensional rotor 7 of the first embodiment.
  • the functions and operations of the components of the three-dimensional rotor 70 and the wind turbine 100 according to the present modification are the same as those of the wind turbine 1 of the second embodiment. For this reason, the same components are denoted by the same reference numerals, and detailed description is omitted.
  • the three-dimensional rotor 70 having the above-described shape can also rotate smoothly, and the same effect as the wind turbine 1 according to the first embodiment can be obtained for the wind turbine 100 according to the first modification. Can be.
  • FIGS. 4A and 4B are configuration diagrams showing a second modification of the wind turbine ⁇ in the first embodiment.
  • 4B shows an elevational view
  • FIG. 4A shows a cross-sectional view of FIG. 4B as viewed from the cross section III-III direction.
  • the windmill 200 according to the second modification is a windmill using a solid rotor 71 instead of the solid rotor 7 in the windmill 1.
  • the three-dimensional row bar 1 has a pumpkin shape.
  • the three-dimensional roller 71 is the same as the three-dimensional roller 7 of the first embodiment in that the shape and the mass are symmetric about the center of gravity through which the transmission shaft 3 passes.
  • the three-dimensional rotor 71 has a substantially circular shape in the cross section III-III including the axis Ml and the axis AX2.
  • the diameter L1 in the cross section III-III is, for example, about 4 m.
  • the height HI along the three directions of the transmission shaft is, for example, about 2 m.
  • the three-dimensional rotor 71 unlike the three-dimensional rotors 7, 70, has three openings 111, 111, 111. Let these three openings be openings 11 la, 11 1b, and 11 lc, respectively.
  • the internal portion of the three-dimensional rotor 71 other than the three openings l la, 1 1 1, 1] 1 c is the air receiving portion 50.
  • the wind receiving section 50 can be divided into three corresponding to Sekiguchi 11 la, 11 1b and 11 lc. Therefore, the three receiving surfaces 50a, 50a, and 50a corresponding to the openings 11 la, 11b, and 11c of the receiving portion 50 are respectively the receiving surfaces 50a-1 , 5 0 _2, 5 0a— 3
  • a flow path to which the openings 11 la, 11 1b, and 11 c are respectively connected is referred to as a flow path PTHN.
  • the flow path PTHN can also be handled corresponding to each opening.
  • the flow paths PTHN corresponding to the openings 11a, 11b, and 11lc are flow paths PTHNl, PTHN2, PTHN3, and PTHN4, respectively.
  • the number of openings can be not only two but also three or more. In order to concentrate the wind that hits one receiving surface to another receiving surface, The number is preferably an odd number of 3 or more. The number of wind receiving surfaces will be the number corresponding to the number of openings.
  • the wind in the wind direction indicated by the arrow FD hits the three-dimensional rotor 71.
  • a part of the wind WA that hits the three-dimensional rotor 7] flows into the inside of the three-dimensional rotor 71 from the opening 11 la, flows through the flow path PTHN 1, and hits the wind receiving surface 5 O a-1.
  • the wind that hits the wind receiving surface 50 a_] becomes wind and flows toward the transmission shaft 3 along the wind receiving surface 5 O a-l, and hits the wind receiving surface 50 a_ 2 at the opening 11 lb side. .
  • the wind that hit the receiving surface 5 O a-2 passes through the flow path PTHN 2 along the receiving surface 5 O a-2 toward the opening 11 lb side, and the three-dimensional rotor 7 1 from the opening 11 lb Leaks out of the
  • the three-dimensional rotor 7 ⁇ rotates in the direction of the arrow RD based on the principle of the Savonius type wind turbine.
  • the configuration, function, and operation of the wind turbine 200 according to the second modification other than the shape of the three-dimensional rotor 71 are the same as those of the wind turbine 1 according to the first embodiment. For this reason, the same components are denoted by the same reference numerals, and detailed description is omitted.
  • the three-dimensional rotor 71 having the above-described shape can also rotate smoothly, and the windmill 200 according to the second modification is the same as the windmill 1 according to the first embodiment. The effect of can be obtained.
  • FIG. 5 is an elevation view showing a configuration of a third modification of the wind turbine 1 in the third embodiment.
  • the windmill 300 according to the third modification is a windmill using a Saturn-type three-dimensional rotor 75 as shown in FIG. 5 instead of the three-dimensional rotor 7 in the windmill 1.
  • the configuration, function and operation of the windmill 300 are the second implementation, except that the shape of the three-dimensional Since the configuration is the same as that of the wind turbine according to the embodiment, the same components are denoted by the same reference numerals, and detailed description is omitted.
  • the three-dimensional rotor 75 has a spherical portion 77 and a ring portion 78.
  • the spherical portion 77 and the ring portion 78 are connected to each other and are integrated.
  • the diameter D1 of the spherical body 77 is, for example, about 3 ⁇ .
  • the spherical portion 77 has a wind receiving portion, a wind receiving surface, and a flow path inside the cavity similarly to the aforementioned three-dimensional rotors 7, 70, 71.
  • the spherical portion 77 also has a plurality of openings 112 for inflow of the wind into the spherical portion 77 and outflow of the wind from the inside. Although only one opening 112 is shown in FIG. 5, another opening 112 exists at a position symmetrical with respect to the center of the spherical portion 77.
  • the spherical portion 77 rotates in the direction of arrow RD integrally with the ring portion 78 according to the principle of the Savonius windmill.
  • a light-emitting body that emits light using electric power obtained by rotation of the three-dimensional rotor 75 can be provided in the ring portion 78 of the three-dimensional rotor 75.
  • a mechanism in which the ring portion 75 emits light can be realized.
  • the three-dimensional rotor 75 having the above-described shape can also rotate smoothly, and the windmill 300 according to the third modification is also different from the windmill 1 according to the first embodiment. Similar effects can be obtained.
  • FIG. 6 shows a configuration of a Savonius type windmill 400 having an inverted conical or top-shaped three-dimensional rotor 90 instead of the three-dimensional solid rotor 75 according to the third modification. It is an elevation view.
  • the strut 14 passes through the three-dimensional row 90, but the three-dimensional row
  • the evening 90 is rotatable with respect to the support 14.
  • the three-dimensional rotor 90 is connected to the rotatable transmission shaft 3 inside the column 14, and rotates integrally with the transmission shaft 3.
  • the inverted conical three-dimensional rotor 90 having a plurality of openings 113 is a three-dimensional rotor that rotates according to the principle of a Savonius windmill, like the three-dimensional rotor 75 according to the third modification.
  • the three-dimensional rotor 90 has an asymmetric shape along the axial direction of the transmission shaft 3 as shown in FIG. 6, it is possible to rotate smoothly as in the conventional three-dimensional rotor.
  • the configuration, function, and operation other than the shape of the three-dimensional rotor 90 are substantially the same as those of the various wind turbines according to the above-described embodiment, and thus detailed description is omitted.
  • FIG. 7A and 7B are configuration diagrams showing a windmill 450 according to the second embodiment.
  • 7A is a plan view of the wind turbine 450
  • FIG. 7B is a cross-sectional view taken along the line IV-IV in FIG. 7A.
  • the windmill 450 according to the second embodiment is a three-dimensional wind turbine configured by arranging a plurality of blade-shaped wind receiving portions 51 that receive wind according to the principle of a Savonius type windmill inside a wire mesh 80. With 5.
  • wire mesh 80 for example, a mesh-shaped crimp wire mesh is used.
  • a material of the wire mesh 80 for example, a metal such as iron or steel can be used.
  • the blade-shaped air receiving portion 51 for example, FRP (Fiber Rein Resin such as forced plastics) and plastics, iron, steel, and aluminum can be used.
  • FRP Fiber Rein Resin such as forced plastics
  • plastics iron, steel, and aluminum
  • the wind receiving section 5 may be colored.
  • the wire mesh 80 is manufactured, for example, by dividing it into two hemispherical portions that are joined along a direction along the transmission shaft 3 or along a direction orthogonal thereto. Here, it is assumed that it is formed vertically in two on a plane including a straight line along the transmission shaft 3.
  • a wire mesh 80 divided into two hemispherical parts with a space inside is sandwiched from the lateral direction so as to accommodate a plurality of wind receiving parts 51 integrated with the transmission shaft 3 in the space. Attach to transmission shaft 3.
  • fasteners 85a and 85b as shown in FIG. 7B are used.
  • the windmill 450 in which the transmission shaft 3, the plurality of wind receiving portions 51, and the wire mesh 80 are integrated is completed.
  • the diameter D 3 of the solid shaft 95 around the transmission shaft 3 is, for example, about 70 Omni.
  • the height H3 is, for example, about 350 mm.
  • each mesh of the wire mesh 80 corresponds to one embodiment of the wind inlet or outlet in the present invention.
  • the wind receiving surface 5 la receives wind passing through the gap of the wire mesh 80. Then, in the same manner as in the above-described embodiments, the wire mesh 80, the wind receiving portion 51, and the transmission shaft 3 rotate integrally in the arrow RD direction according to the principle of the Savonius type wind turbine.
  • the plurality of openings 114 shown in FIG. 7A are provided to allow the wind to flow into and out of the three-dimensional rotor 95 when the wire mesh 80 having a gap small enough to prevent the passage of wind is used. is there.
  • the three-dimensional rotor 95 Such as light bulbs and light emitting diodes that emit light using the power obtained by rotating
  • Lt can be appropriately set.
  • the windmill 450 having the light emitter Lt can be used as a lighting device in a place such as a road or a park, as in the past.
  • the three-dimensional rotor 95 is formed using a commonly used wire mesh, it is possible to suppress an increase in the production cost of the windmill 450 and to hold the windmill 450 at low cost.
  • the windmill of the present invention can be used as a lighting device such as a streetlight in addition to a power generator and a motor using wind.

Landscapes

  • 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

Roue éolienne de type Savonius, capable d'augmenter l'efficacité de rotation et d'être sans influence sur un paysage. Ladite roue (1) possède un arbre de transmission (3) tournant autour d'un axe de rotation (RA) et un rotor tridimensionnel (7) constitué d'un seul tenant avec l'arbre de transmission (3). Le rotor tridimensionnel (7) possède une ouverture (11a) d'entrée permettant au vent de pénétrer dans l'intérieur du rotor tridimensionnel (7), un passage d'écoulement (PTH) situé à l'intérieur du rotor tridimensionnel (7) et communiquant avec l'ouverture (11a), à travers lequel le vent circule à partir de l'ouverture (11a), une ouverture (11b) de sortie par laquelle sort le vent circulant dans le passage d'écoulement (PTH) et une partie réceptrice (5) de vent située dans le passage d'écoulement (PTH), possédant des surfaces réceptrices (5a) de vent et guidant le vent reçu par chaque surface réceptrice de vent (5a) vers d'autres surfaces réceptrices (5a) de vent.
PCT/JP2004/009394 2003-06-27 2004-06-25 Roue eolienne WO2005001282A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003184673A JP2005016469A (ja) 2003-06-27 2003-06-27 風車
JP2003-184673 2003-06-27

Publications (1)

Publication Number Publication Date
WO2005001282A1 true WO2005001282A1 (fr) 2005-01-06

Family

ID=33549622

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2004/009394 WO2005001282A1 (fr) 2003-06-27 2004-06-25 Roue eolienne

Country Status (4)

Country Link
JP (1) JP2005016469A (fr)
KR (1) KR20060082794A (fr)
CN (1) CN100404852C (fr)
WO (1) WO2005001282A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012014627A1 (de) 2012-07-17 2014-02-06 Christiane Bareiß Segovia Konischer Rotor zur Aufladung von Akkumulatoren bei Verkehrsmitteln mit Elektro- und Hybridantrieb

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023053599A (ja) * 2021-10-01 2023-04-13 三志 濱田 発電装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05215062A (ja) * 1992-01-31 1993-08-24 Hisao Sato 風力発電用風車
JPH0581761U (ja) * 1992-04-02 1993-11-05 日本無線株式会社 レーダ装置
JPH07208320A (ja) * 1994-01-17 1995-08-08 Michiaki Tsutsumi 高層タワーに積層搭載用の垂直軸風車
JPH10311271A (ja) * 1997-05-09 1998-11-24 Hideaki Kuwatake 垂直軸風車による太陽電池のクリーニングと風力発電装置
JPH11220155A (ja) * 1998-02-02 1999-08-10 Tokuzo Hirose 発電装置
JP2002155849A (ja) * 2000-11-24 2002-05-31 Mitsubishi Electric Corp 回転型発電装置
JP2002254976A (ja) * 2001-02-28 2002-09-11 Toshio Otsuka トラック

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06323236A (ja) * 1993-05-13 1994-11-22 Hiroshi Kitabayashi 垂直軸風車
WO1997023572A1 (fr) * 1995-12-22 1997-07-03 Toto Ltd. Procede photocatalytique pour rendre une surface hydrophile et materiau composite ayant une surface rendue hydrophile par un processus photocatalytique

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05215062A (ja) * 1992-01-31 1993-08-24 Hisao Sato 風力発電用風車
JPH0581761U (ja) * 1992-04-02 1993-11-05 日本無線株式会社 レーダ装置
JPH07208320A (ja) * 1994-01-17 1995-08-08 Michiaki Tsutsumi 高層タワーに積層搭載用の垂直軸風車
JPH10311271A (ja) * 1997-05-09 1998-11-24 Hideaki Kuwatake 垂直軸風車による太陽電池のクリーニングと風力発電装置
JPH11220155A (ja) * 1998-02-02 1999-08-10 Tokuzo Hirose 発電装置
JP2002155849A (ja) * 2000-11-24 2002-05-31 Mitsubishi Electric Corp 回転型発電装置
JP2002254976A (ja) * 2001-02-28 2002-09-11 Toshio Otsuka トラック

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012014627A1 (de) 2012-07-17 2014-02-06 Christiane Bareiß Segovia Konischer Rotor zur Aufladung von Akkumulatoren bei Verkehrsmitteln mit Elektro- und Hybridantrieb

Also Published As

Publication number Publication date
KR20060082794A (ko) 2006-07-19
CN100404852C (zh) 2008-07-23
JP2005016469A (ja) 2005-01-20
CN1813129A (zh) 2006-08-02

Similar Documents

Publication Publication Date Title
RU2457358C1 (ru) Надземная ветрогенераторная система, использующая летающее тело
ES2607880T3 (es) Turbina eólica con palas de rotor curvadas
CN100353053C (zh) 垂直轴式风力涡轮机
US7726934B2 (en) Vertical axis wind turbine
ES2620787T3 (es) Pala del rotor de una turbina eólica
US20070258806A1 (en) Helical taper induced vortical flow turbine
CA2568235A1 (fr) Generateur d'energie eolienne
WO2007111532A1 (fr) Hélice de shpadi (et variantes) et développante de ces pales
CN101842586B (zh) 带有切向转子叶片的边界层风力涡轮机
WO2015034096A1 (fr) Structure de pales et système de production d'énergie
WO2005001282A1 (fr) Roue eolienne
WO2019230655A1 (fr) Éolienne à axe vertical, et dispositif de production d'énergie éolienne et installation d'éclairage la comprenant
ES2961057T3 (es) Pala de rotor de turbina eólica unida ("jointed") que tiene combinaciones de materiales distintos a lo largo de su envergadura ("span") para refuerzo con pasadores
RO127909B1 (ro) Turbină de vânt cu ax vertical combinată
JP4570851B2 (ja) 風車
US20130177425A1 (en) Turbine blade assembly
CN206555927U (zh) 装饰用照明装置
KR100654246B1 (ko) 풍력발전기용 풍차
CN101235794A (zh) 高低速风轮共塔架
JP2018188989A (ja) 風力発電装置
WO2005005823A1 (fr) Rotor d'eolienne a multiples conduits de vent separes
CN211501080U (zh) 一种进风门结构和干燥风机
JP4488697B2 (ja) 組立型風車
JP3865136B2 (ja) 風力発電用風車および風力発電装置
JP2012529596A (ja) ブースター付きモジュール化ブレードを備えた風力発電システム及びそのブレード片

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG

121 Ep: the epo has been informed by wipo that ep was designated in this application
WWE Wipo information: entry into national phase

Ref document number: 1020057025053

Country of ref document: KR

Ref document number: 20048181158

Country of ref document: CN

122 Ep: pct application non-entry in european phase