WO2010073743A1 - 同軸反転式コアレス発電機 - Google Patents
同軸反転式コアレス発電機 Download PDFInfo
- Publication number
- WO2010073743A1 WO2010073743A1 PCT/JP2009/054254 JP2009054254W WO2010073743A1 WO 2010073743 A1 WO2010073743 A1 WO 2010073743A1 JP 2009054254 W JP2009054254 W JP 2009054254W WO 2010073743 A1 WO2010073743 A1 WO 2010073743A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- coreless
- generator
- generator shaft
- coil body
- outer rotor
- Prior art date
Links
- 238000010248 power generation Methods 0.000 claims abstract description 30
- 230000004308 accommodation Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
- H02K23/26—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors characterised by the armature windings
-
- 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
- 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
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
-
- 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
- H02K1/2788—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/005—Machines with only rotors, e.g. counter-rotating rotors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
- H02K23/60—Motors or generators having rotating armatures and rotating excitation field
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K53/00—Alleged dynamo-electric perpetua mobilia
-
- 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
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
-
- 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
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
-
- 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
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
- H02K7/16—Structural association with mechanical loads, e.g. with hand-held machine tools or fans for operation above the critical speed of vibration of the rotating parts
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/47—Air-gap windings, i.e. iron-free windings
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/30—Wind power
-
- 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
- Y02E10/728—Onshore wind turbines
-
- 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 coaxial reversing coreless power generator, and more particularly to a coaxial reversing coreless power generator that can save space with a simple structure using, for example, the rotational force of a windmill and achieves a large output.
- Patent Document 1 as a technology related to the present invention, a pair of power generation rotors is provided, and power generation is performed by their relative rotation, and the planets transmit rotation of the rotor as rotation in the reverse direction of the other rotor.
- a power generation mechanism with a speed increasing function that uses the rotational force of a windmill that is equipped with a transmission mechanism consisting of a gear mechanism and that is configured such that both rotors rotate relative to each other in the opposite direction by the rotational force input to the rotor.
- a machine has been proposed.
- the problem to be solved by the present invention is that, for example, there is no coaxial inversion type coreless generator that uses a rotational force of a windmill, can save space with a simple structure, and realizes a large output.
- a coaxial inversion coreless generator includes a generator shaft fixedly supported, an outer rotor with a magnet rotatably supported by the generator shaft and driven to rotate by an external force, and coaxially disposed in the outer rotor.
- a coreless type coil body supported by a generator shaft and rotatably incorporated therein and having a coil portion disposed corresponding to the magnet, and a circular arrangement on both the outer rotor and the coreless type coil body supported by the generator shaft.
- a reverse gear that rotates the coreless coil body in the reverse direction in accordance with the rotation of the outer rotor by coupling with a circular gear provided on the outer rotor, and by rotating the outer rotor and the coreless coil body in the reverse direction.
- the power generation output corresponding to the increase in relative speed between the magnet and the coil part is forward from the coil part output end of the coreless type coil body.
- the first aspect of the present invention it is possible to obtain, for example, twice the relative speed between the outer rotor having a coaxial reversal structure and the coreless coil body as compared with a generator using a normal rotor and stator. It is possible to provide a coaxial inversion coreless generator capable of obtaining a power generation output larger than that of a wind power generator.
- the coreless coil bodies are arranged in multiple stages, so that the wind energy is particularly large.
- a coaxial inversion coreless generator capable of obtaining a power generation output can be provided.
- a coaxial that can obtain a larger power generation output than a normal wind power generator.
- a reversing coreless generator can be provided.
- the present invention has an object to provide a coaxial reversing coreless generator that uses, for example, the rotational force of a windmill, can achieve a space saving with a simple structure, and realizes a large output.
- a coaxial inversion coreless generator includes a generator shaft fixedly supported, a rotation chamber that is rotatably supported by the generator shaft, is rotationally driven by an external force, and includes a multistage accommodation chamber in a direction along the generator shaft.
- An outer rotor in which magnets are arranged on the wall surfaces of the storage chambers, and coaxially arranged in each of the storage chambers and rotatably supported by a generator shaft.
- a multi-stage coreless type coil body arranged and a shaft connected to the generator shaft, and each outer gear and each circular gear provided in a circular arrangement on each stage are coupled with each other to rotate the outer rotor.
- Example 1 A coaxial inversion coreless generator 1 according to Embodiment 1 of the present invention will be described with reference to FIGS. 1 to 3.
- the coaxial inversion coreless generator 1 has, for example, a lower end of a gyromill type (vertical shaft type) wind turbine 2 and the wind turbine 2 at a predetermined height from the ground.
- the power generation output is obtained using the rotational force of the wind turbine 2 that is disposed between the upper end of the pole 3 that is supported by the wind turbine and rotates by wind energy.
- the windmill 2 is configured such that, for example, three blades 5 are attached to the windmill shaft 3 via an arm 4, and the lower end portion 3 a of the windmill shaft 3 is attached to the coaxial inversion coreless generator 1.
- the coaxial inversion coreless generator 1 according to the first embodiment will be specifically described with reference to FIGS.
- the coaxial inversion coreless generator 1 includes a generator body 10 and a shaft support body 11 that rotatably supports the generator body 10.
- the generator body 10 includes an outer rotor 12 that rotates in response to the rotational force of the windmill 2, a generator shaft 13 that pivotally supports the central portion of the outer rotor 12, and that allows the outer rotor 12 to rotate. And a disk-like coreless coil body (a bundle of coils compressed into a disk shape) 14 incorporated in the outer rotor 12 in a state where the central portion is supported by the generator shaft 13.
- the generator shaft 13 is provided with a screw 13a at the lower end, a large diameter portion 13b at the upper end side, and a protruding disk portion 13c below the large diameter portion 13b.
- the outer rotor 12 has a dish-disk-shaped upper rotor 21 having an opening on the lower side and a dish-disk-shaped lower rotor 31 having an opening on the upper side but joined to each other in a vertical arrangement, and is arranged in a circle at a position near the outer periphery of both. Are fixed together using a number of fixing bolts 22.
- the upper rotor 21 of the outer rotor 12 is fitted with the upper end portion of the generator shaft 13 on the lower side of the central portion thereof, and is provided with a cylindrical windmill mounting portion 21a protruding upward on the central portion thereof.
- the wind turbine mounting portion 21a is provided with a number of screw holes 21b in a circular arrangement, and is joined to the lower end portion 3a of the wind turbine shaft 3 to connect the upper rotor 21 and the lower end portion 3a of the wind turbine shaft 3 with mounting bolts (not shown). They are integrally connected and configured to transmit the rotational force of the wind turbine shaft 3.
- a main bearing 23 is disposed between the upper surface side of the large-diameter portion 13b of the generator shaft 13 and the inner bottom portion of the upper rotor 21 in the vicinity thereof, so that the upper rotor 21, and thus the outer rotor 12 can be rotatably supported. is doing.
- a circular protrusion 25 having an inner diameter slightly larger than that of the large-diameter portion 13b is provided at an outer position of the main bearing 23 in the inner bottom portion of the upper rotor 21, and the lower end surface of the circular protrusion 25 is circular over the entire circumference.
- a gear 26 is provided.
- the required number of magnets 24 are embedded in a circular arrangement in the vicinity of the outer periphery of the inner bottom portion of the upper rotor 21 with the end surface facing the inner bottom surface.
- the lower rotor 31 is formed in a substantially symmetrical shape with the upper rotor 21 in the vertical direction. That is, a circular concave step portion 32 into which the protruding disc portion 13c enters is provided on the upper surface of the central portion, and the generator shaft 13 is configured to penetrate the central position of the circular concave step portion 32.
- a required number of magnets 24 are embedded in a circular arrangement in such a manner that the end surface faces the inner bottom surface and is opposed to the magnets 24 on the upper rotor 21 side. is doing.
- an accommodation chamber 33 for accommodating the coreless type coil body 14 is formed inside of both.
- a columnar mounting portion 34 protruding downward is provided at the center portion, and a screw hole 35 is provided in the mounting portion 34 in a circular arrangement.
- the coreless coil body 14 is coaxially arranged with the outer rotor 12 in the accommodation chamber 33, and an upper hole having an inner diameter into which the circular protrusion 25 of the upper rotor 21 enters, A slightly larger diameter hole than the large-diameter portion 13b of the generator shaft 13 is provided so that the large-diameter portion 13b passes therethrough.
- the coreless coil body 14 is rotatably supported by the generator shaft 13 via a bearing 46 disposed between the outer periphery of the lower end of the large diameter portion 13b and the lower hole of the coreless coil body 14.
- a coil portion 41 is disposed on the upper surface of the coreless coil body 14 so as to correspond to and close to the magnet 24 on the upper rotor 21 side.
- the lower rotor 31 is disposed on the lower surface thereof.
- the coil part 41 is arranged in a state of being in a corresponding arrangement with the magnet 24 on the side and in the proximity thereof.
- each coil part output end 42 in each of the upper and lower coil parts 41 in the coreless type coil body 14 is disposed at a position facing the lower surface of the coreless type coil body 14, and the power generation located in the circular concave step part 32. It is comprised so that the protrusion disc part 13c in the axis 13 may be made to oppose.
- a brushless type collector or a sparkless type collector may be used.
- the generator main body 10 is connected to each brush (collector) 43 disposed on the upper surface of the projecting disk portion 13 c corresponding to each coil portion output end 42 via an output cable 44 connected to each brush 43. It is configured to take out the power generation output by.
- a circular gear 45 similar to the circular gear 26 of the circular protrusion 25 is provided over the entire circumference on the upper surface side (upper hole side) of the circular protrusion 14 a that forms the lower hole in the coreless coil body 14. .
- a plurality of reverse gears 51 are mounted on the outer periphery of the large-diameter portion 13b of the generator shaft 13 so as to be positioned in the upper hole and have a rotational axis in the horizontal direction.
- the reverse gears 51 are connected to the circular gear 26.
- the gears are respectively coupled to the circular gears 45.
- the coreless coil body 14 is configured to reversely rotate in the direction of arrow b shown in FIG. Yes.
- the outer rotor 12 and the coreless type coil body 14 are configured to be coaxially reversed using the reverse rotation gear 51.
- the shaft support 11 has a fixed support 61 for fixing and supporting the generator shaft 13 by fitting the generator shaft 13 into a central hole 61a and projecting it downward, and screwing a nut 62 into the screw 13a of the generator shaft 13 from below.
- a superposed structure is formed with the rotating support 71 through which the generator shaft 13 passes through a through-hole 71a having the same diameter as the central hole 61a provided in the central portion in close contact with the fixed support 61.
- the rotary support 71 is rotatably supported with respect to the fixed support 61 via a bearing 63 provided therebetween, and is rotated in a circular groove 61b provided on the outer periphery of the upper surface of the fixed support 61.
- a circular ridge 71 b provided on the outer peripheral portion of the lower surface of the support 71 is fitted, whereby the rotation support 71 is configured to be able to rotate smoothly while closely contacting on the fixed support 61.
- a screw hole 64 is provided on the side surface of the fixed support 61 in an arrangement perpendicular to the axial direction of the central hole 61a.
- the upper end of the pole 3 is fitted from below the fixed support 61, and a bolt 65 is used.
- the shaft support 11 is configured to be attached to the upper end of the pole 3.
- a mounting bolt 72 is disposed on the rotary support 71 in a position corresponding to the screw hole 35 of the mounting portion 34 in the lower rotor 31, and this rotation is performed before the rotary support 71 and the fixed support 61 are assembled.
- the support 71 is attached to the lower rotor 31, and then the fixed support 61 is assembled to the rotation support 71.
- a support bearing 73 for the generator shaft 13 is disposed at the upper end of the through hole 71a in the rotary support 71.
- reference numerals 52 denote roller bearings disposed between the upper rotor 21 and the coreless coil body 14 and between the lower rotor 31 and the coreless coil body 14, respectively.
- the outer rotor 12 when the windmill 2 rotates in the direction of arrow a shown in FIG. 2 by wind energy, for example, the outer rotor 12 also rotates in the direction of arrow a. The rotational force of the outer rotor 12 is transmitted to the reverse gear 51. As a result, the coreless coil body 14 rotates in the direction of the arrow b shown in FIG.
- the outer rotor 12 and the coreless coil body 14 are simply configured as a reverse gear 51 according to the rotation of the windmill 2.
- the relative speed can be doubled between the outer rotor 12 and the coreless type coil body 14 as compared with a generator using a normal rotor and stator. It is possible to obtain a larger power output than a normal wind power generator under the condition of wind energy.
- the coaxial inversion coreless power generator 1 when it is assumed that the power generation output is 100 at a rotational speed of 100 in a normal power generator, the coaxial inversion coreless power generator 1 according to the first embodiment has a speed of 100 at a rotational speed of 50. Power generation output can be obtained. Or, if the rotational speed is 100, 200 power generation outputs can be obtained.
- the coaxial reversing coreless generator 1A of the modification is basically based on the same principle as the coaxial reversing coreless generator 1 described above, and has a similar configuration.
- the same elements as those of the machine 1 are denoted by the same reference numerals, and detailed description thereof is omitted.
- the modified coaxial coaxial coreless generator 1A adopts the generator main body 10A shown in FIG. 4 in place of the generator main body 10 in the coaxial inverted coreless generator 1 described above.
- the intermediate rotor 30 is interposed between the upper rotor 21 and the lower rotor 31 integrally with the upper rotor 21 and the lower rotor 31, and the upper rotor 21 and the intermediate rotor 30 and the intermediate rotor 30 and the lower rotor 31 are vertically arranged in two stages.
- the two coreless coil bodies 14 having the same configuration as those described above are disposed in the two accommodating chambers 33 in the outer rotor 12A, and the generator shaft 13 is also vertically moved correspondingly.
- the reverse rotation gear 51 is arranged over two stages, and the two coreless type coil bodies 14 are driven to be coaxially reversed.
- the brushes 43 are arranged over the generator shaft 13 over two stages, and an output cable is connected to each brush 43. 44 is connected and the power generation output is taken out through the upper and lower brushes 43.
- coaxial reversing coreless generator 1A of the modified example is supported by the shaft support 11 although not shown in FIG.
- the outer rotor 12 For example, it is possible to obtain, for example, twice the relative speed between the coreless type coil bodies 14 and 14, and it is possible to obtain a power generation output larger than that of a normal wind power generator under the same wind energy conditions. .
- the coreless type coil body 14 is arranged in two stages. As a result, a larger power generation output can be obtained.
- the coaxial reversing coreless generator 1A of the modified example the case where the two-stage coreless type coil body 14 is arranged in the outer rotor 12A is shown, but in addition to this, there are three stages, four stages, etc. in the outer rotor.
- a multi-stage coreless type coil body may be arranged, and in these cases, the same operation and effect as in the case of the coaxial reversal type coreless generator 1 ⁇ / b> A can be exhibited.
- Example 2 A coaxial inversion coreless generator 1B according to Embodiment 2 of the present invention will be described with reference to FIG.
- the coaxial inversion coreless generator 1B according to the second embodiment is characterized by adopting the same configuration as that of the coaxial inversion coreless generator 1 according to the first embodiment while being an inner rotor type.
- the coaxial inversion coreless generator 1B includes an inner rotor type generator main body 80 fixedly disposed on a shaft support 81.
- the generator main body 80 includes a housing 83, an inner rotor 82 having substantially the same structure as the outer rotor 12 that rotates by receiving the rotational force of the windmill 2, and a housing 83 that pivotally supports a central portion of the inner rotor 82.
- the generator shaft 13 similar to the above-described case where the inner rotor 82 is rotatable and the center portion is supported by the generator shaft 13 and is built in the inner rotor 82.
- a disk-like coreless type coil body 14 similar to the above case.
- the housing 83 is configured to cover an upper surface, a side surface, and a lower surface of the upper rotor 21 constituting the inner rotor 82 excluding the wind turbine mounting portion 21a.
- An attachment portion 83a is provided on the lower surface side, and the attachment portion 83a is in close contact with the shaft support 81 and is configured to be attached to the shaft support 81 integrally.
- the shaft support 81 has substantially the same configuration as that of the shaft support 11, but the configuration of the rotation support 71 is omitted, and includes, for example, an upper support 91 and a lower support 92 in a vertically divided structure.
- a bolt 93 projecting upward from the inside of the upper support 91 is screwed into a screw hole 83 a provided in the mounting portion 83 a of the housing 83 so as to be integrated with the housing 83.
- the inner rotor 82 and the coreless type coil body 14 are rotated between the magnets 24 and the coil portion 41 in the reverse direction.
- a large power generation output corresponding to an increase in relative speed can be taken out from the coil portion output end 42 of the coreless coil body 14 via the brush 43 and the output cable 44.
- the relative speed between the inner rotor 82 and the coreless coil body 14 is doubled, for example, compared to a generator using a normal rotor and stator. It is possible to obtain a power generation output larger than that of a normal wind power generator under the condition of the same wind energy.
- the multi-stage coreless type coil body 14 in the inner rotor 82 in two stages, three stages, four stages, and the like.
- the same operation and effect as in the case of the coaxial inversion coreless generator 1A and the like can be exhibited.
- the present invention can be applied to a wind turbine type regardless of whether it is a vertical shaft type or a horizontal shaft type, and is applied to the case where power is generated by rotating a wind turbine by natural wind, as well as artificial air flow such as exhaust air from an air conditioner. It can be widely applied as a coaxial reversing coreless generator when generating power by rotating a windmill with a strong wind.
- FIG. 1 is a schematic exploded sectional view of a coaxial inversion coreless generator according to a first embodiment.
- 1 is a schematic plan view of a coaxial inversion coreless generator according to a first embodiment.
- FIG. 5 is a schematic exploded cross-sectional view of a coaxial inversion coreless generator that is a modification of the first embodiment. It is a general
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- Engineering & Computer Science (AREA)
- Power Engineering (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)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
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Abstract
Description
(実施例1)
図1乃至図3を参照して本発明の実施例1に係る同軸反転式コアレス発電機1について説明する。
前記コイル部出力端42、ブラシ43の構成に替えて、例えばブラシレス型の集電子、スパークレス型の集電子を用いることもできる。
図5を参照して本発明の実施例2に係る同軸反転式コアレス発電機1Bについて説明する。本実施例2に係る同軸反転式コアレス発電機1Bは、実施例1に係る同軸反転式コアレス発電機1と同様な構成を採用しつつ、インナーロータタイプとしたことが特徴である。
1A 同軸反転式コアレス発電機
1B 同軸反転式コアレス発電機
2 風車
3 ポール
3 風車軸
3a 下端部
4 アーム
5 ブレード
10 発電機本体
11 軸支体
12 アウターロータ
13 発電機軸
13a ネジ
13b 大径部
13c 突出円板部
14 コアレス型コイル体
14a 円形突出部
21 上部ロータ
21a 風車取り付け部
21b ネジ孔
22 固定ボルト
23 主軸受
24 マグネット
25 円形突部
26 円形ギア
30 中ロータ
31 下部ロータ
32 円形凹段部
33 収容室
34 取り付け部
35 ネジ孔
41 コイル部
42 コイル部出力端
43 ブラシ
44 出力ケーブル
45 円形ギア
46 軸受
51 逆転用ギア
52 コロ軸受
61 固定支持体
61a 中央孔
61b 円形溝
62 ナット
63 軸受
64 ネジ孔
65 ボルト
71 回転支持体
71a 貫通孔
71b 円形突条
72 取り付けボルト
73 支持軸受
80 発電機本体
81 軸支体
82 インナーロータ
83 ハウジング
83a 取り付け部
91 上支持体
92 下支持体
93 ボルト
Claims (4)
- 固定支持された発電機軸と、
発電機軸により回転可能に支持され、外力により回転駆動されるマグネット付きのアウターロータと、
前記アウターロータ内に同軸配置にかつ発電機軸により支持されて回転可能に内蔵され、前記マグネットと対応配置にコイル部を配置したコアレス型コイル体と、
前記発電機軸により軸支され、前記アウターロータ、コアレス型コイル体双方に円形配置に設けた円形ギアとギア結合してアウターロータの回転に応じてコアレス型コイル体を逆方向に回転させる逆転用ギアと、
を有し、
前記アウターロータ、コアレス型コイル体の逆方向の回転による前記マグネットとコイル部との相対速度の上昇に応じた発電出力を前記コアレス型コイル体のコイル部出力端から前記発電機軸の周りに固定配置した集電子を介して取り出すように構成したことを特徴とする同軸反転式コアレス発電機。 - 固定支持された発電機軸と、
該発電機軸により回転可能に支持され、外力により回転駆動されるとともに、内部に発電機軸に沿う方向の多段にわたる収容室を設け、該収容室の壁面に各々マグネットを配置したアウターロータと、
前記各収容室内に同軸配置にかつ発電機軸により回転可能に支持されて内蔵され、前記各マグネットと対応配置に各コイル部を配置した多段のコアレス型コイル体と、
前記発電機軸により軸支され、前記アウターロータと各段のコアレス型コイル体双方に円形配置に設けた各円形ギアと各々ギア結合してアウターロータの回転に応じて各コアレス型コイル体を逆方向に回転させる多段の逆転用ギアと、
を有し、
前記アウターロータ、各コアレス型コイル体の逆方向の回転による前記各マグネットと各コイル部との相対速度の上昇に応じた発電出力を前記各コアレス型コイル体の各コイル部出力端から前記発電機軸の周りに多段にわたって固定配置した各集電子を介して取り出すように構成したことを特徴とする同軸反転式コアレス発電機。 - 固定配置のハウジングと、
前記ハウジング内に固定支持された発電機軸と、
前記ハウジング内において発電機軸により回転可能に支持されるとともに、外力により回転駆動されるマグネット付きのインナーロータと、
前記ハウジング内に同軸配置にかつ発電機軸により回転可能に内蔵され、前記マグネットと対応配置にコイル部を配置したコアレス型コイル体と、
前記発電機軸により軸支され、前記インナーロータ、コアレス型コイル体双方に円形配置に設けた円形ギアとギア結合してインナーロータの回転に応じてコアレス型コイル体を逆方向に回転させる逆転用ギアと、
を有し、
前記インナーロータ、コアレス型コイル体の逆方向の回転による前記マグネットとコイル部との相対速度の上昇に応じた発電出力を前記コアレス型コイル体のコイル部出力端から前記発電機軸の周りに固定配置した集電子を介して取り出すように構成したことを特徴とする同軸反転式コアレス発電機。 - 固定配置のハウジングと、
前記ハウジング内に固定支持された発電機軸と、
前記ハウジング内において発電機軸により回転可能に支持され、外力により回転駆動されるとともに、内部に発電機軸に沿う方向の多段にわたる収容室を設け、該収容室の壁面に各々マグネットを配置したインナーロータと、
前記各収容室内に同軸配置にかつ発電機軸により各々回転可能に支持されて内蔵され、前記各マグネットと対応配置に各コイル部を配置した多段のコアレス型コイル体と、
前記発電機軸により軸支され、前記インナーロータ、コアレス型コイル体双方に多段にわたって円形配置に設けた各円形ギアとギア結合してインナーロータの回転に応じて各コアレス型コイル体を逆方向に回転させる多段の逆転用ギアと、
を有し、
前記インナーロータ、各コアレス型コイル体の逆方向の回転による前記各マグネットと各コイル部との相対速度の上昇に応じた発電出力を前記コアレス型コイル体の各コイル部出力端から前記発電機軸の周りに多段にわたって固定配置した各集電子を介して取り出すように構成したことを特徴とする同軸反転式コアレス発電機。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010543932A JP5543371B2 (ja) | 2008-12-25 | 2009-03-06 | 同軸反転式コアレス発電機 |
CN2009801411465A CN102187551A (zh) | 2008-12-25 | 2009-03-06 | 同轴反转式无铁心发电机 |
EP09834549.9A EP2383870A4 (en) | 2008-12-25 | 2009-03-06 | Coaxial inversion coreless generator |
US13/141,961 US20110266903A1 (en) | 2008-12-25 | 2009-03-06 | Coaxial inversion coreless generator |
AU2009332169A AU2009332169A1 (en) | 2008-12-25 | 2009-03-06 | Coaxial inversion coreless generator |
CA2748183A CA2748183A1 (en) | 2008-12-25 | 2009-03-06 | Coaxial inversion coreless generator |
BRPI0923656A BRPI0923656A2 (pt) | 2008-12-25 | 2009-03-06 | gerador sem núcleo de inversão coaxial. |
SG2011046489A SG172373A1 (en) | 2008-12-25 | 2009-03-06 | Coaxial inversion coreless generator |
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JP2008-329144 | 2008-12-25 | ||
JP2008329144 | 2008-12-25 |
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WO2010073743A1 true WO2010073743A1 (ja) | 2010-07-01 |
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PCT/JP2009/054254 WO2010073743A1 (ja) | 2008-12-25 | 2009-03-06 | 同軸反転式コアレス発電機 |
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US (1) | US20110266903A1 (ja) |
EP (1) | EP2383870A4 (ja) |
JP (1) | JP5543371B2 (ja) |
KR (1) | KR101548348B1 (ja) |
CN (1) | CN102187551A (ja) |
AU (1) | AU2009332169A1 (ja) |
BR (1) | BRPI0923656A2 (ja) |
CA (1) | CA2748183A1 (ja) |
SG (1) | SG172373A1 (ja) |
WO (1) | WO2010073743A1 (ja) |
Cited By (3)
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WO2012029168A1 (ja) * | 2010-09-03 | 2012-03-08 | 株式会社Winpro | 円盤型同軸反転式発電機及び該円盤型同軸反転式発電機を用いた風力発電装置 |
WO2012035610A1 (ja) * | 2010-09-14 | 2012-03-22 | 株式会社Winpro | 水上自然エネルギー利用装置及び水上自然エネルギー利用発電装置集合体 |
JP2016046888A (ja) * | 2014-08-21 | 2016-04-04 | 津野 康宏 | 直流発電機 |
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US20110304150A1 (en) * | 2009-01-07 | 2011-12-15 | Akio Hara | Fixing structure for generator shaft of wind driven generator of outer rotor coreless type |
JP5594811B2 (ja) * | 2009-03-24 | 2014-09-24 | のあい株式会社 | 複合型風力発電装置 |
KR101293053B1 (ko) * | 2012-02-07 | 2013-08-05 | 헵시바주식회사 | 외전형 방식 영구자석 발전기가 채용된 수직축 풍력발전기의 구조 |
PT106273A (pt) * | 2012-04-26 | 2013-10-28 | Francisco Jose Marques Da Cruz Rosa | Gerador elétrico |
WO2013169943A1 (en) | 2012-05-08 | 2013-11-14 | Empire Magnetics Inc. | Wind turbine generator and coupling |
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- 2009-03-06 AU AU2009332169A patent/AU2009332169A1/en not_active Abandoned
- 2009-03-06 EP EP09834549.9A patent/EP2383870A4/en not_active Withdrawn
- 2009-03-06 CN CN2009801411465A patent/CN102187551A/zh active Pending
- 2009-03-06 CA CA2748183A patent/CA2748183A1/en not_active Abandoned
- 2009-03-06 KR KR1020117017483A patent/KR101548348B1/ko not_active IP Right Cessation
- 2009-03-06 JP JP2010543932A patent/JP5543371B2/ja not_active Expired - Fee Related
- 2009-03-06 SG SG2011046489A patent/SG172373A1/en unknown
- 2009-03-06 US US13/141,961 patent/US20110266903A1/en not_active Abandoned
- 2009-03-06 BR BRPI0923656A patent/BRPI0923656A2/pt not_active IP Right Cessation
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Also Published As
Publication number | Publication date |
---|---|
EP2383870A1 (en) | 2011-11-02 |
US20110266903A1 (en) | 2011-11-03 |
EP2383870A4 (en) | 2017-04-12 |
SG172373A1 (en) | 2011-07-28 |
KR20110126106A (ko) | 2011-11-22 |
CA2748183A1 (en) | 2010-07-01 |
AU2009332169A1 (en) | 2011-08-11 |
JPWO2010073743A1 (ja) | 2012-06-14 |
KR101548348B1 (ko) | 2015-08-31 |
CN102187551A (zh) | 2011-09-14 |
BRPI0923656A2 (pt) | 2016-01-19 |
JP5543371B2 (ja) | 2014-07-09 |
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