WO2015002467A1 - Générateur d'énergie éolienne - Google Patents

Générateur d'énergie éolienne Download PDF

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Publication number
WO2015002467A1
WO2015002467A1 PCT/KR2014/005919 KR2014005919W WO2015002467A1 WO 2015002467 A1 WO2015002467 A1 WO 2015002467A1 KR 2014005919 W KR2014005919 W KR 2014005919W WO 2015002467 A1 WO2015002467 A1 WO 2015002467A1
Authority
WO
WIPO (PCT)
Prior art keywords
wind power
rotating body
rotor
guider
power generation
Prior art date
Application number
PCT/KR2014/005919
Other languages
English (en)
Korean (ko)
Inventor
윤주학
Original Assignee
Yoon Joo Hak
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 Yoon Joo Hak filed Critical Yoon Joo Hak
Priority to CN201480048808.5A priority Critical patent/CN105531473B/zh
Publication of WO2015002467A1 publication Critical patent/WO2015002467A1/fr

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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
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/04—Wind motors with rotation axis substantially parallel to the air flow entering the rotor  having stationary wind-guiding means, e.g. with shrouds or channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B3/00—Disc wheels, i.e. wheels with load-supporting disc body
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K16/00—Arrangements in connection with power supply of propulsion units in vehicles from forces of nature, e.g. sun or wind
    • 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
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/02—Wind motors with rotation axis substantially parallel to the air flow entering the rotor  having a plurality of rotors
    • 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
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/02—Wind motors with rotation axis substantially parallel to the air flow entering the rotor  having a plurality of rotors
    • F03D1/025—Wind motors with rotation axis substantially parallel to the air flow entering the rotor  having a plurality of rotors coaxially arranged
    • 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
    • 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
    • F03D9/30—Wind motors specially adapted for installation in particular locations
    • F03D9/32—Wind motors specially adapted for installation in particular locations on moving objects, e.g. vehicles
    • 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
    • F05B2240/90—Mounting on supporting structures or systems
    • F05B2240/94—Mounting on supporting structures or systems on a movable wheeled structure
    • F05B2240/941—Mounting on supporting structures or systems on a movable wheeled structure which is a land vehicle
    • 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
    • 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

Definitions

  • the present invention relates to a wind power generation apparatus, and more particularly, to a wind power generation apparatus capable of generating by the rotational force of the compressed air that the wind power generation module installed in the wheel-shaped rotating body including a tire rotates with the rotating body. .
  • An electric vehicle is a vehicle that generates electric power by operating an electric motor using electric energy stored in a rechargeable battery instead of an internal combustion engine, and rotates the wheels through a power transmission device, and is an eco-friendly vehicle having almost no exhaust gas or noise emitted from the vehicle.
  • electric vehicles are considered as the representatives of eco-friendly technologies because they are completely pollution-free, but there is a problem that thermal power generation, which is used to make electricity, causes a lot of pollution.
  • Patent Document 1 Korean Unexamined Patent No. 2013-0017506 (nacelle for wind power generation and wind power generation device having the same)
  • the present invention was devised in view of the above, and installs a wind power generation module inside a wheel or wheel-type rotating body to generate a wind power generator having a new structure to generate power by the compressed air inside the rotating body.
  • the purpose is to provide.
  • Wind turbine generator of the present invention for achieving the above object, the rotating body is rotated about a horizontal axis intersecting with respect to the gravity direction;
  • a bearing installed coaxially with the rotating body on the rotating body and having an inner ring and an outer ring rotated relative to each other; It is installed on the outer ring of the bearing, and the wind power is generated by the surrounding air that is fixed to the position independent from the rotation of the rotating body by gravity during the rotation of the rotating body moved in the same direction as the rotational direction of the rotating body It is characterized in that it comprises a; wind power generation module to be installed.
  • the wind power generation module is preferably installed in a plurality in the circumferential direction on the outer ring.
  • the wind power generation module may be installed in a plurality so as to be spaced apart in the rotation axis direction of the rotating body on the outer ring.
  • the bearings are provided in plural to be spaced apart from each other on the outer circumference of the rotating body, the outer ring of the plurality of bearings are connected to each other by an outer ring connecting member so as to operate integrally with each other, each of the plurality of outer ring at least one wind power It is recommended that each module be installed.
  • the wind power generation module the module body is installed side by side arranged in the tangential direction of the outer ring;
  • the rotor is rotatably installed at the tip of the module body.
  • the rotor is provided with a plurality, it is preferable that the plurality of rotors are arranged in series on the rotor shaft rotatably installed in the module body.
  • the rotor is provided with a plurality, it is preferable that the plurality of rotors are disposed at both ends of the module body, respectively.
  • a flow air guider for guiding the air flow generated during the rotation of the rotor toward the rotor.
  • the flow air guider the cylindrical guide body having a cylindrical shape to surround the rotor of the rotating body; And a guider support member for supporting the guider body on the module body.
  • cylindrical guider body is preferably formed so that the diameter gradually decreases from the front end to the rear end.
  • the flow air guider the outer side is coupled to the outer ring, the inner side of the hollow guider body with the power generation module is disposed; It is preferable to include a; support for connecting the inner circumference of the guider body and the module body of the power generation module.
  • the guide inclined surface is formed so that the inner diameter gradually decreases from the front end to the rear end of the hollow guider body to concentrate the flow air toward the rotor of the wind turbine module.
  • the rotating body may include a tire wheel.
  • the wind power generation module supported by the bearing to operate independently from the outside of the rotor by the flow air at the time of rotation of the rotor can generate electricity by generating wind power.
  • the wind power generation module can be generated by compressed air inside the tire when the wheel is rotated. Therefore, when the wind power generator of the present invention is applied to the wheel of the electric vehicle, the development of the electric vehicle can be promoted by supplementing the problems such as the heavy weight of the battery, the time required for charging, the charging infrastructure, and the like.
  • FIG. 1 is a perspective view showing a wind power generator according to a first embodiment of the present invention.
  • FIG. 2 is a plan view of the wind turbine shown in FIG.
  • FIG. 3 is a cross-sectional view of the wind power generator shown in FIG.
  • FIG. 4 is a partially enlarged cross-sectional view showing an extract of the main portion of FIG.
  • FIG. 5 is a view showing a wind turbine generator according to a second embodiment of the present invention.
  • FIG. 6 is a view showing a wind turbine generator according to a third embodiment of the present invention.
  • FIG. 7 is a view showing a wind turbine generator according to a fourth embodiment of the present invention.
  • FIG. 8 is a view showing a wind turbine generator according to a fifth embodiment of the present invention.
  • FIG. 9 is a view showing a wind turbine generator according to a sixth embodiment of the present invention.
  • FIG. 10 is a view showing a wind turbine generator according to a seventh embodiment of the present invention.
  • FIG. 11 and 12 are views illustrating a wind power generator according to an eighth embodiment of the present invention.
  • FIG. 13 and 14 illustrate a wind power generator according to a ninth embodiment of the present invention.
  • 15 and 16 are views illustrating a wind power generator according to a tenth embodiment of the present invention.
  • 17 is a view for explaining that the wind power generator according to an embodiment of the present invention applied to the wheel of the vehicle.
  • the wind power generator 100 according to the first embodiment of the present invention includes a rotating body 110, a bearing 120 installed on an outer circumference of the rotating body 110, and a bearing. It is supported by the 120 is provided with a wind power generation module 130 that is independent of the rotation of the rotating body 110, the position is controlled by the load.
  • the rotating body 110 is a rotating body rotated about a horizontal axis (x) intersecting with respect to the gravity direction (z), for example, may include a tire wheel, more specifically, the rim base of the tire wheel It may include.
  • the bearing 120 is installed coaxially with the rotating body 110 on the outer circumference of the rotating body 110.
  • the bearing 120 has an inner ring 121 coupled to the outer circumference of the rotating body 110 and rotated together, and an outer ring 123 installed with the bearing ball 125 between the inner ring 121.
  • the outer ring 123 may be rotated relative to the inner ring 121.
  • the wind power generation module 130 is installed on the outer ring of the bearing 120, does not rotate together during the rotation operation of the rotating body 110, the lowest position in the direction of gravity as shown in FIG. 110 is located in the lower region. That is, the wind power generation module 130 is installed to be freely rotated independently without being constrained to the rotation of the rotor 110 by the bearing 120.
  • the wind power generation module 130 may generate wind power by surrounding air (for example, compressed air inside a tire) that rotates together with the rotating body 110 when the rotating body 110 rotates at the position as shown in FIG. 3. It becomes possible.
  • the wind power generation module 130 includes a module body 132 connected to and supported by the support 131 on the outer ring 123, and a rotor 133 rotatably installed on the module body 132.
  • the rotor 133 may include a rotation shaft 133a and a rotation blade 133b.
  • the rotor 133 having such a configuration is rotatably installed at the tip of the module body 132 based on the rotational direction of the rotor 110, that is, the flow direction A of the flow air, and is rotated by the flow air while being rotated. It is possible to generate power by generating.
  • the power generation unit 134 capable of generating power using the rotational force of the rotor 133 may be configured to be installed inside the module body 132.
  • the configuration of the power generation unit 134 can be understood by those skilled in the art from the configuration of a known wind power generator or a vehicle charging device, and since the specific configuration does not limit the present invention, further detailed description thereof will be omitted.
  • the wind power generation module 130 having the above configuration is maintained in a state positioned below the rotary body 110 by the load of its own load and the support 131, and freely maintained about the rotation of the rotary body 110. By being able to, it is possible to generate wind power by the flow air.
  • the module body 132 of the wind power generation module 130 is disposed in a direction parallel to the tangential direction of the rotating body 110, the outer shape is preferably formed in a streamline to minimize the friction with the flow air.
  • the electricity generated by the wind power generation module 130 is transferred between the bearing 120 and the rotating body 110 by the so-called 'slip ring method' toward the rotating body 110 and the rotating shaft of the rotating body 110 ( Not shown) may be transferred to a rechargeable battery or a place of use by a 'slip ring' to be charged or used. Since the electric transfer method between the rotating objects by the 'slip ring method' is a well-known technique, further detailed description will be omitted.
  • Figure 5 shows the main portion of the wind power generator 200 according to the second embodiment of the present invention, in that the rotor 133 of the wind turbine module 130 is installed on the rear end side of the module body 132 There is a characteristic.
  • Figure 6 shows a wind power generator 300 according to a third embodiment of the present invention, the rotor shaft of the wind turbine module 130 'extends to the front and rear ends of the module body 132, There is a technical feature in that the rotor 133 is installed on each of the front and rear ends.
  • FIG. 7 shows a wind turbine generator 400 according to a fourth embodiment of the present invention, in which a rotor shaft 133a of one wind turbine module 130 "extends to the front end and an extended shaft 135 extends. ), A plurality of rotors 133, that is, a plurality of rotary blades 133b are installed, and a support 136 connected to the outer ring 123 of the bearing every time between the rotary blades 133b on the extension shaft 135 is provided. It is installed to stably support the extension shaft 135.
  • the rotational force of the plurality of rotors is the module body 132 through a wire-type transmission shaft (not shown) installed inside the extension shaft 135
  • the plurality of rotors 133 may be installed at the front end of the module body 132, may be installed at the rear end, or the plurality of rotors 133 may be installed at each of the front end and the rear end. Of course it is.
  • FIG 8 is a view illustrating the wind power generator 500 according to the fifth embodiment of the present invention, wherein a plurality of bearings 120 are installed on the outer side of the rotor 110 so as to be spaced apart from each other, and the outer ring of the bearing 120. 123 is connected at a plurality of points by the connecting member 126 to move integrally.
  • the wind power generation module 130 is connected to and supported by the support 131 between the outer races 123 of the plurality of bearings 120. At this time, the wind power generation module 130 may be installed spaced apart from each other in the circumferential direction.
  • the plurality of wind power generation modules 130 may be arranged in a zigzag manner along the circumferential direction of the rotating body 110. Therefore, when the outer circumferential surface of the rotating body 110 is wide, the plurality of wind power generation modules 130 may be arranged in a zigzag manner to increase power production.
  • FIG. 10 is a view illustrating a wind power generator 700 according to a seventh embodiment of the present invention, wherein a plurality of bearings 120 are spaced apart from each other, and each outer ring 123 is installed to move independently without being connected to each other. do.
  • the wind power generation module 130 may be arranged in a parallel manner or a zigzag manner for each of the plurality of bearings 120 installed as described above.
  • the height of the outer surface of the rotating body 110 is different, the height of the bearing 120 is cascaded differently, and the wind turbine module 130 may be arranged at different heights.
  • FIG 11 is a view illustrating a wind power generator 800 according to an eighth embodiment of the present invention.
  • the air flow guides the air flow moving in the same direction toward the rotor 130 when the rotor 110 rotates. It is characterized in that the guider 140 is further provided.
  • the flow air guider 140 has a cylindrical guide body 141 having a cylindrical shape to surround the rotor 130 of the rotating body 110, and a guider support member for supporting the guide body 141 on the module body 132. 143 is provided.
  • the cylindrical guide body 141 is formed in a so-called funnel shape so that the diameter gradually decreases from the front end to the rear end so that the flow air is effectively concentrated in the rotor 133, thereby increasing the rotational speed of the rotor 133 to increase power production. You can.
  • the cylindrical guide body 141 is connected to the outer ring 123 one side and the other side is connected to the guider support member 143 can be stably fixed.
  • a wind power generator 900 according to the ninth embodiment of the present invention includes a flow air guider 240, the flow air guider 240 is a hollow guider body 241, the support ( 243).
  • the hollow guider body 241 is coupled to the outer ring 123 and fixed to the outside thereof, and has a hollow shape in which the wind power generation module 130 is disposed.
  • the inner diameter of the front and rear ends of the hollow guider body 241 has a guide inclined surface 241a formed to gradually decrease toward the center.
  • the guide inclined surface 241a may guide the flow air to the rotor 130 of the wind power generation module 130.
  • the support 243 supports the inner circumference of the guider body 241 and the module body 132 of the wind power generation module 130.
  • the wind power generator 1000 is a funnel-type hollow guider whose outer diameter gradually decreases from the front end to the rear end as a flow air guider 240.
  • a body 341 and a support 343 connecting the inner circumference of the guider body 341 and the wind power generation module 130 are provided.
  • the outside of the rear end of the funnel-shaped hollow guider body 341 is connected to the outer ring 123 by the outer support 344, the front end is directly connected to the outer ring 123 is fixed.
  • a guide inclined surface 341a for concentrating perforated air is formed on the inner circumference of the tip portion of the hollow guider body 341.
  • Figure 17 shows that the wind turbine generator 100 according to an embodiment of the present invention is installed in the tire 10 as an example, in this case, the rotating body 110 may include a wheel of the automobile wheel. Therefore, when the rotating body 110 rotates, the compressed air in the tire 10 rotates in the same direction with the rotating body 110 to rotate the rotor 133 of the wind power generation module 130 to generate power.
  • a band-shaped protrusion 11 may be formed in the tire 10 so that the flow air may be concentrated toward the wind power generation module 130.
  • the wind power generator of the present invention having the above configuration, by installing the wind power generation module 130 on the outer ring 123 of the bearing 120 installed on the outer circumference of the rotating body 110, the rotation of the rotating body 110 Even when the wind power generation module 130 is located under the rotating body 110 by its own load, the position is fixed by the bearing 120 without being constrained by the rotation of the rotating body 110. Therefore, the rotor 133 of the wind power generation module 130 may generate power while continuously rotating by the flow air flowing together when the rotor 110 rotates.
  • the wind power generation module 130 is configured to transmit electrical power of the rotor 133 to the power generation unit 134 through a transmission to generate electric energy.
  • the electricity generated by the wind power generation module 130 may be charged to the battery of the vehicle via the vehicle shaft in a slip ring manner or used in life.
  • Wind power is proportional to the square of the rotor length, proportional to the cube of wind speed, and proportional to air weight and density. Therefore, in order to increase the amount of wind power generation, the space formed by the combination of the tire 10 and the wheel (rotary body) is increased to increase the size of the rotor blades of the rotor 133, and the shape of the rim to which the bearing 120 is coupled. It can be used as compressed air in tires of heavy and dense gases.
  • the flow air can reduce the fuel consumption due to the vehicle load.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Wind Motors (AREA)

Abstract

L'invention porte sur un générateur d'énergie éolienne, lequel générateur comprend : un corps rotatif tournant autour d'un axe horizontal croisant la direction de la gravité ; un palier qui est installé, de manière coaxiale vis-à-vis du corps rotatif, sur la périphérie externe du corps rotatif, le palier comprenant une bague interne et une bague externe qui tournent l'une par rapport à l'autre ; et un module de génération d'énergie éolienne qui est installé sur la bague externe du palier et qui est fixé en position par gravité pendant la rotation du corps rotatif, indépendamment de la rotation du corps rotatif, de façon à générer ainsi une énergie éolienne à l'aide de l'air ambiant se déplaçant dans la même direction que la direction de rotation du corps rotatif.
PCT/KR2014/005919 2013-07-05 2014-07-02 Générateur d'énergie éolienne WO2015002467A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201480048808.5A CN105531473B (zh) 2013-07-05 2014-07-02 风力发电机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020130078950A KR101394552B1 (ko) 2013-07-05 2013-07-05 풍력 발전장치
KR10-2013-0078950 2013-07-05

Publications (1)

Publication Number Publication Date
WO2015002467A1 true WO2015002467A1 (fr) 2015-01-08

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PCT/KR2014/005919 WO2015002467A1 (fr) 2013-07-05 2014-07-02 Générateur d'énergie éolienne

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Country Link
KR (1) KR101394552B1 (fr)
CN (1) CN105531473B (fr)
WO (1) WO2015002467A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10774812B2 (en) 2014-05-12 2020-09-15 The Yokohama Rubber Co., Ltd. Power generation system

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KR102495966B1 (ko) * 2021-01-18 2023-02-06 한국타이어앤테크놀로지 주식회사 날개를 포함하는 비공기입 타이어

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JP2002079815A (ja) * 2000-09-05 2002-03-19 Bridgestone Corp インテリジェントタイヤシステム及び発電装置及びタイヤホイール
KR200392636Y1 (ko) * 2005-02-18 2005-08-17 김현석 회전바퀴 부착용 자가발전 발광장치
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KR20110022215A (ko) * 2009-08-27 2011-03-07 오호섭 발전용 보조바퀴

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10774812B2 (en) 2014-05-12 2020-09-15 The Yokohama Rubber Co., Ltd. Power generation system
US11781525B2 (en) 2014-05-12 2023-10-10 The Yokohama Rubber Co., Ltd. Power generation system

Also Published As

Publication number Publication date
KR101394552B1 (ko) 2014-05-16
CN105531473B (zh) 2019-05-03
CN105531473A (zh) 2016-04-27

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