WO2020196018A1 - Appareil de production d'énergie hydraulique - Google Patents

Appareil de production d'énergie hydraulique Download PDF

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Publication number
WO2020196018A1
WO2020196018A1 PCT/JP2020/011429 JP2020011429W WO2020196018A1 WO 2020196018 A1 WO2020196018 A1 WO 2020196018A1 JP 2020011429 W JP2020011429 W JP 2020011429W WO 2020196018 A1 WO2020196018 A1 WO 2020196018A1
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WO
WIPO (PCT)
Prior art keywords
water
water collecting
collecting plate
impeller
guide
Prior art date
Application number
PCT/JP2020/011429
Other languages
English (en)
Japanese (ja)
Inventor
浩氣 向井
文彦 松浦
Original Assignee
Ntn株式会社
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 Ntn株式会社 filed Critical Ntn株式会社
Priority to KR1020217033414A priority Critical patent/KR20210140745A/ko
Priority to CN202080024231.XA priority patent/CN113646525B/zh
Publication of WO2020196018A1 publication Critical patent/WO2020196018A1/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
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/16—Stators
    • F03B3/18—Stator blades; Guide conduits or vanes, e.g. adjustable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B17/00—Other machines or engines
    • F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B17/00—Other machines or engines
    • F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
    • F03B17/061—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially in flow direction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/04—Machines or engines of reaction type; Parts or details peculiar thereto with substantially axial flow throughout rotors, e.g. propeller turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B7/00—Water wheels
    • 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
    • F05B2240/10—Stators
    • F05B2240/12—Fluid guiding means, e.g. vanes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy

Definitions

  • the present invention relates to a hydroelectric power generation device installed in aqueducts such as agricultural canals, water and sewage systems, industrial canals, and small rivers.
  • a hydroelectric power generation device is a system that uses the kinetic energy of running water for power generation.
  • these hydroelectric power generation devices small ones are installed and used in waterways such as agricultural water (for example, Patent Documents 1 and 2).
  • the hydroelectric power generation device of Patent Document 1 is provided with a frame member on the upstream side of the turbine, and has a wall portion above the opening on the upstream side of the frame member to concentrate the water flow and generate sufficient power even if the water flow is weak. Can be done. Further, the water flow can be more concentrated by narrowing the opening area from the upstream opening to the downstream opening of the frame member located on the upstream side of the turbine.
  • Patent Document 2 makes it possible to efficiently generate electricity with a relatively small water flow by increasing the flow velocity by a water flow speed increasing portion provided at the opening on the water entry side. Similar to Patent Document 1, the flow rate is increased by gradually narrowing the casing from the water inlet side opening to the front of the power generation unit by the water turbine.
  • the rotating area of the propeller blades is set to be equal to or less than the area of the opening on the downstream side of the frame member, so that the water flow is efficiently received and the power generation efficiency is increased.
  • the opening on the downstream side of the frame member is larger than the rotating area of the propeller blades, and the frame member tends to be enlarged. As the frame member becomes larger, the force received by the frame member from the water flow increases, and the installation cost of the frame member increases. In addition, if there is not enough water in the waterway, the power generation efficiency cannot be sufficiently increased.
  • the present invention solves the above problems, and an object of the present invention is to provide a hydroelectric power generation device that can be easily transported, assembled, and installed regardless of the size of a water channel.
  • the hydraulic power generator of the present invention has an impeller that converts hydraulic power into rotational force, a generator that generates water by the rotation of the impeller, and is installed on the upstream side of the impeller to collect water in a water channel in the impeller.
  • a hydraulic power generation device including a water collecting device for collecting water, wherein the water collecting device has a water collecting plate unit that accelerates water in the water channel and guides the water to the impeller, and a water collecting plate unit. It has a water collecting plate guide that is arranged on the upstream side of the water channel by a predetermined distance with respect to the vehicle, and the water collecting plate unit is formed into a plurality of water collecting plates on a plane formed in the water flow direction and the vertical direction. It is divided, and the divided water collecting plate is inserted into the water channel along the water collecting plate guide.
  • the water collecting plate unit is divided into a plurality of water collecting plates by a plane formed by the direction of flowing water and the vertical direction.
  • the water collecting plate guide may be installed so that the water collecting plate is inclined in the water flow direction with respect to the vertical direction.
  • the catchment plate is angled from the vertical direction to the direction of running water. As a result, a force is applied in the direction of pressing the water collecting plate against the bottom of the water channel by the water flow, and the installation of the water collecting plate is stabilized.
  • a tubular guide hole may be provided on the rear surface of the water collecting plate guide on the downstream side in the water flow direction.
  • FIG. 5 is a perspective view showing a state in which the hydroelectric power generation device is installed in a water channel having a wider width than in FIG.
  • FIG. 1 A first embodiment of the present invention will be described with reference to FIGS. 1 to 5.
  • this hydroelectric power generation device 1 is installed in a water channel 2 and generates power by rotating an impeller due to a water flow.
  • the waterway 2 is an agricultural waterway, an industrial waterway, a small river, or the like.
  • the waterway wall is composed of a bottom wall 2a made of concrete or the like and side walls 2b and 2b on both sides.
  • the hydroelectric power generation device 1 has a hydroelectric power generation module 4 and a fixing component 6 for fixing the hydroelectric power generation module 4 to a water channel 2.
  • the hydroelectric power generation module 4 has an impeller 8 shown in FIG. 2 and a generator 10 that generates electricity by rotating the impeller 8. That is, the impeller 8 and the generator 10 are fixed to the water channel 2 via the fixing component 6.
  • the generator 10 is, for example, a permanent magnet synchronous type.
  • the generator 10 is housed in a case 11, and the case 11 is fixed to a fixing component 6.
  • the impeller 8 is usually provided in a state of being submerged in the running water of the water channel 2, and converts hydraulic power into rotational force.
  • the impeller 8 is a propeller type in which the rotation axis O1 is parallel to the water flow direction of the water channel 2.
  • the impeller 8 has a plurality of blades 8a (five in the illustrated example) that are arranged in the circumferential direction and extend radially around the rotation axis O1. As for the direction of the impeller 8, the front surface is directed to the upper side of the water flow, and the gear box 12 (FIG. 7) is attached to the back surface.
  • the rotating shaft of the impeller 8 (not shown) is rotatably supported by a bearing (not shown) in the gearbox 12.
  • the rotation of the impeller 8 is accelerated by a gear train (not shown) such as a bevel gear in the gear box 12.
  • the output shaft of the gearbox is connected to the input shaft (not shown) of the generator 10 via a transmission shaft (not shown) in the support column 14 extending in the vertical direction.
  • the fixing component 6 has a pair of fixtures 16 and 16, a pair of horizontal support members 18 and 18, and a generator stand 20.
  • a pair of fixtures 16 and 16 are fixed from the vicinity of the upper end of the side wall 2b of the water channel 2 to the upper end.
  • the pair of fixtures 16 and 16 are provided so as to face each other in the width direction of the water channel 2.
  • Each fixture 16 has, for example, an angle having an L-shaped cross section.
  • the fixture 16 is not limited to this.
  • the fixing of the fixture 16 to the side wall 2b of the water channel 2 is, for example, bolting.
  • the horizontal support members 18 are rod-shaped members supported by a pair of fixtures 16 and 16, and are provided in pairs side by side in the front-rear direction, which is the water flow direction A1. That is, each horizontal support member 18 is hung between the upper ends of both side walls 2b of the water channel 2 by a pair of fixtures 9 and 9.
  • the upstream side of the water flow direction A1 is the front side
  • the downstream side of the water flow direction A1 is the rear side.
  • the horizontal support member 18 of this embodiment is a square pipe having a quadrangular cross-sectional shape. However, the horizontal support member 18 is not limited to the square pipe.
  • the fixing of the horizontal support member 18 to the fixture 16 is, for example, bolting.
  • the generator stand 20 is fixed near the middle of each horizontal support member 18 in the longitudinal direction (width direction of the water channel 2).
  • the generator 10 is supported by the generator stand 20. That is, the generator 10 is supported by the horizontal support members 18 and 18 at the front portion and the rear portion thereof.
  • the generator base 20 is bolted to the horizontal support member 18, and the generator 10 is detachably attached to the generator base 20 by bolts (not shown).
  • the mounting method of the generator 10 and the generator stand 20 is not limited to this.
  • the hydroelectric power generation device 1 includes a water collecting device 22 installed on the upstream side of the impeller 8.
  • the water collecting device 22 collects the water flowing through the water channel 2 into the impeller 8.
  • the water collecting device 22 includes a water collecting plate unit 23 having a plurality of water collecting plates 24 for accelerating the water in the water channel 2 and guiding the water to the impeller 8, and a water collecting plate for installing the water collecting plate unit 23 in the water channel 2. It has a guide 26.
  • the water collecting plate unit 23 is divided by a plane P formed in the water flow direction A1 and the vertical direction, and each of the divided water collecting plates 24 is inserted into the water channel 2 along the water collecting plate guide 26. ing.
  • the water collecting plate 24 is, for example, a rectangular plate member made of steel, resin, wood, concrete, or the like. Each water collecting plate 24 is a common member having the same width dimension and height dimension. However, the dimensions of each water collecting plate 24 may be different. In this embodiment, as shown in FIG. 2, two water collecting plates 24 are arranged in the width direction of the water channel 2 from the side walls 2b and 2b of the water channel 2. That is, a total of four water collecting plates 24 are provided.
  • a water passage 25 is formed between the two inner water collecting plates 24 and 24.
  • the water collecting plates 24 and 24 are installed so that the water passing through the water passage 25 between the water collecting plates 24 and 24 passes around the impeller 8. That is, the water collecting plate 24 blocks the water channel 2 and collects the water in the water channel 2 in the water channel 25. In this way, the water collecting plate 24 narrows the cross section of the flowing water flow path to the area of the water passage 25, so that the flow velocity of the water passing through the impeller 8 increases. As a result, the power generation efficiency can be improved.
  • the water passage 25 is set to a size that allows the entire impeller 8 to be visually recognized when viewed from the front, that is, from the upstream side of the water flow direction A1.
  • the width direction dimension of the water passage 25 is substantially the same as the width direction dimension of the impeller 8
  • the height direction dimension of the water passage 25 is substantially the same as the height of the water channel 2.
  • the water collecting plate guide 26 is arranged on the upstream side of the water channel 2 with respect to the impeller 8.
  • the water collecting plate guide 26 of this embodiment has a plurality of guide members 28 extending in a substantially vertical direction, and each guide member 28 is supported by a horizontal support member 18 on the front side (upstream side).
  • the guide member 28 is made of sheet metal, for example, and in this embodiment, it is detachably attached to the horizontal support member 18 by bolt connection.
  • the material and support structure of the guide member 28 are not limited to this.
  • the guide member 28 of the water collecting plate guide 26 is installed so that the water collecting plate 24 is inclined in the water flow direction A1 with respect to the vertical direction. Specifically, the water collecting plate 24 extends inclined to the downstream side of the water flow direction A1 with respect to the vertical direction.
  • the inclination angle ⁇ (FIG. 7) is 5 to 60 degrees, preferably 10 to 45 degrees, more preferably 10 to 30 degrees from the vertical direction, and is about 15 degrees in the illustrated example.
  • An opening 27 is formed in the upper part of each water collecting plate 24. The opening 27 guides a part of the water to the downstream side of the water collecting plate 24 when the amount of water is large.
  • each water collecting plate 24 is provided with one rectangular opening 27. However, the number and shape of the openings 27 are not limited to this. Further, the opening 27 may not be provided.
  • a pair of guide members 28 are installed on both side portions of each water collecting plate 24 to guide the water collecting plate 24 so as to be movable in the vertical direction. That is, the pair of guide members 28, 28 form a water collecting plate storage space 28a in which one water collecting plate 24 is installed.
  • the guide member 28 between the adjacent water collecting plates 24, 24 guides one side portion of the two water collecting plates 24, 24 with one guide member 28.
  • three guide members 28 are arranged at equal intervals inside the water channel 2 from the side walls 2b and 2b in the width direction, and 2 in two water collecting plate storage spaces 28a formed by the three guide members 28. A water collecting plate 24 is inserted.
  • each of the water collecting plates 24 is guided so that its both side edges can be moved up and down by the guide members 28, 28 of the water collecting plate guide 26.
  • the water collecting plate 24 is housed in the water collecting plate storage space 28a between the guide members 28, 28, and the guide members 28, 28 restrict the movement of the water collecting plate 24 in the width direction.
  • FIGS. 3 and 4 show an example in which the water collecting device 22 of this embodiment is applied to a water channel 2 having a water channel width W wider than that of the water channels 2 of FIGS. 1 and 2.
  • three water collecting plates 24 are arranged in the width direction of the water channel 2 from the side walls 2b and 2b of the water channel 2. That is, a total of 6 water collecting plates 24 are provided.
  • four guide members 28 are arranged at equal intervals inside the water channel 2 from the side walls 2b and 2b in the width direction, and three in the three water collecting plate storage spaces 28a formed by the four guide members 28. A water collecting plate 24 is inserted.
  • one water collecting plate 24 is installed in the water channel 2 from above using a crane or the like. Specifically, the water collecting plate 24 is inserted into the water collecting plate storage space 28a while guiding both side edges of the water collecting plate 24 to the guide members 28, 28 of the water collecting plate guide 26 from above. The other water collecting plates 24 are also installed in the water channel 2 in the same procedure.
  • the water collecting plates 24 can be installed one by one. Further, by installing the water collecting plate 24 having a small width along the water collecting plate guide 26, the water collecting plate 24 can be easily installed even when water is flowing.
  • the impeller 8 rotates when the water that has passed through the water passage 25 of the water collecting plate 24 is collected by the impeller 8.
  • the rotation of the impeller 8 causes the generator 10 to generate electricity.
  • the cross section of the flowing water flow path is narrowed to the area of the water passage 25 by the water collecting plate 24, the flow velocity of the water passing through the impeller 8 increases. Therefore, the power generation efficiency can be improved.
  • the water collecting plate unit 23 is divided into a plurality of water collecting plates 24 by a plane P formed in the water flow direction A1 direction and the vertical direction. As a result, even when the water channel width W becomes large, it is not necessary to adjust the size of the water collecting plate 24 to the water channel width, and transportation, assembly, and installation can be easily performed.
  • the water collecting plate guide 26 is installed so that the water collecting plate 24 is inclined in the water flow direction A1 with respect to the vertical direction. As a result, the water collecting plate 24 is angled from the vertical direction to the direction of running water. Therefore, a force in the direction of pressing the water collecting plate 24 against the bottom of the water channel 2 is applied by the water flow, and the installation of the water collecting plate 24 is stabilized.
  • FIGS. 6 to 7 A second embodiment of the present invention will be described with reference to FIGS. 6 to 7.
  • the same configurations as those in the first embodiment are designated by the same reference numerals and the description thereof will be omitted.
  • a water passage hole 30 is formed in the water collecting plate 24.
  • the water collecting plate 24 blocks the water channel 2 and collects the running water of the water channel 2 in the water passage hole 30. That is, since the cross section of the flowing water flow path is narrowed to the area of the water passage hole 30 by the water collecting plate 24, the flow velocity of the water passing through the impeller 8 increases. As a result, the power generation efficiency can be improved.
  • the water passage hole 30 of this embodiment is a through hole made of a round hole, and its diameter is the same as the diameter of the impeller 8 or larger than the diameter of the impeller 8. Further, the water passage hole 30 is formed at a position concentric with the rotation axis O1 of the impeller 8 in a state where the water collecting plate 24 is installed in the water channel 2. In other words, when the impeller 8 and the water collecting plate 24 are installed in the water channel 2, the water passage holes of the water collecting plate 24 are located at the same depth position and the same width direction position with respect to the impeller 8. 30 is located.
  • each water collecting plate 24 has an upper half plate 24a and a lower half plate 24b, and notches are formed in the lower edge of the upper half plate 24a and the upper edge of the lower half plate 24b. .. In the installed state of the water collecting plate 24, the water passage hole 30 is formed by these notches.
  • the lower half plate 24b is installed first, and then the upper half plate 24a is installed.
  • a guide hole 32 is provided on the rear surface of the water collecting plate guide 26 on the downstream side of the water flow direction A1.
  • the guide hole 32 of this embodiment is formed by a cylindrical pipe 36.
  • the guide hole 32 is joined to the water collecting plate guide 26 by welding, for example.
  • the method of fixing the guide hole 32 is not limited to this.
  • the guide hole 32 is arranged between the water passage hole 30 and the impeller 8, and guides the water that has passed through the water passage hole 30 to the impeller 8.
  • the diameter of the guide hole 32 is set to be substantially the same as the diameter of the impeller 8 and the water passage hole 30. Further, the guide hole 32 is provided at a position concentric with the rotation axis O1 of the impeller 8 in a state where the water collecting plate 24 is installed in the water channel 2. In other words, in the state where the impeller 8 and the water collecting plate 24 are installed in the water channel 2, the guide hole 32 is located at the same depth position and the same width direction position with respect to the impeller 8.
  • a plurality of reinforcing members 34 are bridged between the fixing member 6 and the water collecting plate guide 26.
  • the reinforcing member 34 is, for example, a rod-shaped plate material, the upper end thereof is connected to the fixing member 6, and the lower end thereof is connected to the lower portion of the water collecting plate guide 26.
  • the connection between the reinforcing member 34 and the fixing member 6 and the connection between the reinforcing member 34 and the water collecting plate guide 26 are, for example, bolt connections.
  • the method of connecting the reinforcing member 34 is not limited to this.
  • the impeller 8 rotates when the water that has passed through the water passage hole 30 of the water collecting plate 24 is collected by the impeller 8.
  • the rotation of the impeller 8 causes the generator 10 to generate electricity.
  • the cross section of the flowing water flow path is narrowed to the area of the water passage hole 30 by the water collecting plate 24, the flow velocity of the water passing through the impeller 8 increases. Therefore, the power generation efficiency can be improved.
  • the water collecting plate 24 can be easily installed in the water channel 2 as in the first embodiment. Further, according to the second embodiment, the guide hole 34 is provided on the rear surface of the water collecting plate guide 26. As a result, even when the water collecting plate 24 and the impeller 8 are separated from each other, the speed of water passing between the water collecting plates 24 is maintained by the guide hole 34. Therefore, the impeller 8 can be rotated by utilizing the increased speed of the water flow.
  • the present invention is not limited to the above embodiments, and various additions, changes, or deletions can be made without departing from the gist of the present invention.
  • the water collecting plate guide 26 is installed so that the water collecting plate 24 is inclined in the water flow direction with respect to the vertical direction, but the water collecting plate 24 extends in the vertical direction.
  • a water collecting plate guide 26 may be installed.
  • the diameter of the water passage hole 30 may be smaller than the diameter of the impeller 8. Therefore, such things are also included in the scope of the present invention.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Hydraulic Turbines (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

Appareil de production d'énergie hydraulique (1) qui comprend : une turbine (8) qui convertit une puissance hydraulique en une force de rotation; un générateur d'énergie (10) qui génère de l'énergie électrique par rotation de la turbine (8); et un dispositif de collecte d'eau (22) qui est installé sur le côté amont de la turbine (8) et qui collecte l'eau d'un canal d'eau (2) vers la turbine (8). Le dispositif de collecte d'eau (22) comprend : une unité de plaque de collecte d'eau (23) qui augmente la vitesse de l'eau du canal d'eau (2) et guide l'eau vers la turbine (8); et des guides de plaque de collecte d'eau (26) pour disposer l'unité de plaque de collecte d'eau (23) au côté en amont, à une distance prédéterminée, du canal d'eau (2) par rapport à la turbine (8). L'unité de plaque de collecte d'eau (23) est divisée en une pluralité de plaques de collecte d'eau (24) dans un plan (P) formé par la direction d'écoulement d'eau (A1) et la direction verticale, et les plaques de collecte d'eau divisée (24) sont respectivement insérées dans le canal d'eau (2) le long des guides de plaque de collecte d'eau (26).
PCT/JP2020/011429 2019-03-26 2020-03-16 Appareil de production d'énergie hydraulique WO2020196018A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020217033414A KR20210140745A (ko) 2019-03-26 2020-03-16 수력 발전 장치
CN202080024231.XA CN113646525B (zh) 2019-03-26 2020-03-16 水力发电装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019-057602 2019-03-26
JP2019057602A JP2020159252A (ja) 2019-03-26 2019-03-26 水力発電装置

Publications (1)

Publication Number Publication Date
WO2020196018A1 true WO2020196018A1 (fr) 2020-10-01

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PCT/JP2020/011429 WO2020196018A1 (fr) 2019-03-26 2020-03-16 Appareil de production d'énergie hydraulique

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JP (1) JP2020159252A (fr)
KR (1) KR20210140745A (fr)
CN (1) CN113646525B (fr)
WO (1) WO2020196018A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009114937A (ja) * 2007-11-06 2009-05-28 Michihiro Oe 水力発電装置
JP2009127427A (ja) * 2007-11-20 2009-06-11 Yoshimoto Pole Co Ltd 発電用水車および発電装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005040806A1 (de) * 2005-08-29 2007-03-08 Schopf, Walter, Dipl.-Ing. Radial-Wasserturbine für den Einsatz in freier Strömung
JP6078364B2 (ja) 2013-02-05 2017-02-08 エネフォレスト株式会社 水流発電装置
JP5919596B2 (ja) * 2013-03-11 2016-05-18 株式会社中山鉄工所 水力発電装置
JP2018194002A (ja) * 2017-05-19 2018-12-06 株式会社シグナス 水路に設置された水車システム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009114937A (ja) * 2007-11-06 2009-05-28 Michihiro Oe 水力発電装置
JP2009127427A (ja) * 2007-11-20 2009-06-11 Yoshimoto Pole Co Ltd 発電用水車および発電装置

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JP2020159252A (ja) 2020-10-01
CN113646525A (zh) 2021-11-12
CN113646525B (zh) 2024-03-22
KR20210140745A (ko) 2021-11-23

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