WO2019026128A1 - Flotteur photovoltaïque et bâti photovoltaïque - Google Patents

Flotteur photovoltaïque et bâti photovoltaïque Download PDF

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Publication number
WO2019026128A1
WO2019026128A1 PCT/JP2017/027681 JP2017027681W WO2019026128A1 WO 2019026128 A1 WO2019026128 A1 WO 2019026128A1 JP 2017027681 W JP2017027681 W JP 2017027681W WO 2019026128 A1 WO2019026128 A1 WO 2019026128A1
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WO
WIPO (PCT)
Prior art keywords
power generation
float
solar power
photovoltaic
floats
Prior art date
Application number
PCT/JP2017/027681
Other languages
English (en)
Japanese (ja)
Inventor
政美 神崎
政彦 根間
卓也 下山
Original Assignee
東亜電設工業株式会社
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 東亜電設工業株式会社 filed Critical 東亜電設工業株式会社
Priority to JP2019533738A priority Critical patent/JPWO2019026128A1/ja
Priority to PCT/JP2017/027681 priority patent/WO2019026128A1/fr
Publication of WO2019026128A1 publication Critical patent/WO2019026128A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/34—Pontoons
    • B63B35/38—Rigidly-interconnected pontoons
    • 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
    • Y02E10/50—Photovoltaic [PV] energy

Definitions

  • the present invention relates to a solar power generation float and a solar power generation pedestal, and in particular, a solar power generation float and solar power generation float that supports a solar power generation panel so as to float on a water such as a reservoir, adjustment reservoir, dam, or ocean. It relates to a power generation stand.
  • Solar power generation is a technology for converting solar energy into electrical energy using a solar panel.
  • Solar power generation uses solar energy, so it does not run out like fossil fuels such as petroleum and coal, and there is no problem of carbon dioxide emissions, so it is a clean energy that is kind to people and the environment .
  • the solar panel for performing solar power generation is installed in the roof, the roof, and the wall surface of a house or a building, or being installed in a field such as an idle place.
  • solar power generation panels are installed using floats.
  • the floating power generating apparatus described in Patent Document 1 includes a square plate-like float main body floating on the water surface, and includes a panel mount for fixing a solar cell panel on the upper surface thereof.
  • the float body is configured by combining a plurality of foam resin plates into a square by combining the end faces thereof, or is configured by a single plate material.
  • the side surface of the float body is formed in a plane perpendicular to the horizontal upper surface, and is covered with a plate.
  • a panel mount assembled in a grid shape is fixed to the upper surface of the float body.
  • the panel mount is constituted by a plurality of auxiliary plates arranged in parallel at predetermined intervals, and a mount base orthogonal to the upper surfaces of the auxiliary plates for connecting the auxiliary plates.
  • a support part is standingly arranged on a panel mount, and a solar cell panel is fixed to the support part concerned.
  • the collision of the wave with the side of the float body perpendicular to the water surface generates a spray.
  • the spray may cause corrosion or leakage of components of the apparatus, resulting in problems such as a further reduction in the reliability of the apparatus and an increase in cost due to maintenance or parts replacement.
  • an object of the present invention is to solve the problems described above, that is, the decrease in the reliability of the device and the increase in the cost due to maintenance and parts replacement.
  • Another object of the present invention is to solve the problem of reducing the amount of power generation.
  • the float for solar power generation which is one form of the present invention is A float for photovoltaic power generation, the bottom surface of which is positioned in water and floats on water, with the photovoltaic panel held above the top surface, At least one entire side surface of the float for solar power generation is formed to be inclined at an acute angle with respect to the bottom surface of the float for solar power generation. Take the composition.
  • An outer shape is formed by the substantially rectangular upper surface, the substantially rectangular lower surface larger than the upper surface, and the four side surfaces formed between the upper surface and the lower surface.
  • the two entire surfaces of the side surfaces opposite to each other are formed to be inclined at an acute angle with respect to the bottom surface, respectively.
  • the cross section including the two inclined side surfaces, the upper surface, and the bottom surface is formed to be substantially isosceles trapezoidal. Take the composition.
  • the float for solar power generation of the said structure floats on water in the state which the bottom face was located in water, and the solar energy power generation panel is installed above the upper surface. Then, the force of water is biased in the horizontal direction by waves hitting the side of the float for photovoltaic power generation in a floating state on the water.
  • at least one or two of the side surfaces of the float for solar power generation are formed to be inclined at an acute angle to the bottom surface.
  • the float for solar power generation is formed in a substantially isosceles trapezoidal cross section. Thereby, the force of water horizontally biased to the side surface of the solar power generation float can be released upward by the inclined side surface.
  • the upper surface is formed with a groove extending along the longitudinal direction of the solar power generation float,
  • the groove extends perpendicularly to the longitudinal direction of the groove and is configured to be able to fix a beam member used to support the photovoltaic panel at any position in the longitudinal direction of the groove.
  • a second groove is formed at a longitudinal end of the side surface which is formed to be inclined among the side surfaces,
  • the second groove portion is configured to be able to mount a connector that connects the end face of the photovoltaic power generation float, which is the second groove portion, with the end face of the other float for solar power generation.
  • a solar power generation mount having a plurality of the solar power generation floats, A series connection unit in which a plurality of the solar power generation floats are connected in series along the longitudinal direction using the connector;
  • the plurality of series connection units are arranged in parallel so that the longitudinal direction is parallel, and the plurality of series connection units are connected by the beam member at a predetermined interval.
  • a solar power generation mount including the above-described float for solar power generation is: A fixture for connecting the plurality of solar power generation floats and fixing the solar power generation panel on the solar power generation float is provided. Take the composition.
  • a groove is formed on the upper surface of the float for solar power generation along the longitudinal direction, and the beam member can be fixed to any position of the groove. For this reason, the beam member can be fixed to the float for solar power generation in accordance with the size and shape of the solar power generation panel, and the degree of freedom in selection and arrangement of the solar power generation panel to be installed is increased.
  • the 2nd groove part is formed in the end surface vicinity of the longitudinal direction of the float for solar power generation, and the said float for solar power generation can be connected in series along a longitudinal direction. Furthermore, a plurality of serially connected units connected in series can be arranged in parallel and connected by beam members. Thereby, while being able to comprise several floats for solar power generation in various shapes, a beam member can be arrange
  • FIG. 4A It is an external appearance perspective view of the on-water installation type solar power generation device in the present invention. It is a top view of the on-water installation type solar power generation device disclosed in FIG. It is the perspective view which expanded a part of on-water type solar power generation device disclosed in FIG. It is a perspective view of the float for solar power generation which comprises a part of floating type solar power generation device disclosed in FIG. It is sectional drawing of the float for solar power generation disclosed to FIG. 4A. It is a perspective view which shows the state after connecting the float for solar power generation disclosed to FIG. 4A. It is a top view after connection of the float for solar power generation indicated to Drawing 5A. It is sectional drawing after connection of the float for solar power generation disclosed to FIG. 5A.
  • FIG. 7B is a cross-sectional view of the solar panel support stand disclosed in FIG. 7A.
  • FIG. 7A is a perspective view of the mount frame for solar power generation which comprises a part of solar installation apparatus on water.
  • FIGS. 1-9 are diagrams showing the configuration of the on-water solar power generation apparatus.
  • 4 to 6 are views showing a float for solar power generation and a configuration after connecting them.
  • FIG. 7 is a diagram showing the configuration of a photovoltaic panel support rack.
  • FIG. 8 to FIG. 9 are diagrams showing the configuration of a solar power generation stand.
  • the on-water installation type photovoltaic power generation device 10 in the present invention is to float on water such as a reservoir, a control reservoir, a dam, or the sea to perform photovoltaic power generation.
  • water such as a reservoir, a control reservoir, a dam, or the sea to perform photovoltaic power generation.
  • By floating on water in this way it is possible to install the power generation device at any place, and there is an advantage that it is less susceptible to the shadow of an obstacle or the like compared to the installation on the ground.
  • the power generation efficiency can also be improved.
  • the floating-type solar power generation apparatus 10 includes a solar power generation support for supporting the solar power generation panel 51. Since the solar power generation mount needs to float on water, the solar power generation mount is provided with a floating solar power generation float 20.
  • a solar power generation support is a solar power generation panel support mount 40 having a structure that directly supports a solar power generation panel 51 and a main member 31 (beam member) for connecting a plurality of solar power generation floats 20. And a passage scaffolding 61.
  • the main material 31 and the solar power generation panel support mount frame 40 function as a fixing tool which fixes and supports the solar power generation panel 51 above the float 20 for solar power generation.
  • FIG. 4A is a perspective view of the solar power generation float 20, and FIG. 4B is a cross-sectional view of the solar power generation float 20.
  • the outer shape of the float body 21 of the float 20 for solar power generation is formed of a hexahedron.
  • the float body 21 has a rectangular bottom surface (right side surface in FIG. 4B) and a rectangular top surface having the same length in the longitudinal direction with respect to the bottom but a narrow width (left side in FIG. 4B).
  • (4) are parallel to each other and have four side surfaces surrounding them.
  • two opposite side surfaces located at both ends of the bottom surface and the top surface in the longitudinal direction are parallel to each other and located perpendicular to the bottom surface and the top surface doing.
  • the two side surfaces opposite to each other located along the long sides in the longitudinal direction of the bottom surface and the top surface have the whole of the side surfaces inclined at an acute angle to the bottom surface. It is formed.
  • the float body 21 is formed in an isosceles trapezoidal shape in which the end surface shape and the cross-sectional shape perpendicular to the upper surface and the bottom surface have the two inclined surfaces described above as trapezoidal legs.
  • the float body 21 is a columnar body whose end surface is an isosceles trapezoid.
  • a ridge line portion where the bottom surface and each inclined surface intersect, and a ridge line portion where the upper surface and each inclined portion intersect are formed round.
  • the cross-sectional shape mentioned above is a substantially isosceles trapezoid.
  • the outer shape of the float body 21 is not necessarily limited to the shape described above.
  • at least one of the side surfaces of the float body 21 may be formed at an acute angle with the side surface.
  • two concave long grooves are formed in parallel along the longitudinal direction.
  • the two concave long grooves are formed to connect the two ends of the float body 21 and therefore have a length equal to the length of the float body 21 in the longitudinal direction.
  • ductor channels 22 having a length equal to that of the long grooves are respectively embedded.
  • the ductor channel 22 is embedded such that the opening thereof faces outward from the top surface. The both ends of the ductor channel 22 embedded in the long groove are exposed to the end face of the float body 21.
  • concave short grooves (second groove portions) extending from both ends along the longitudinal direction by a predetermined length are formed. One end of the short groove is exposed to the end face of the float body 21, and the other end is closed in the middle of the inclined surface of the float body 21. For this reason, a total of four short short grooves are formed in the two inclined surfaces of the float main body 21 in the vicinity of each end. Then, in the four concave short grooves, ductor channels 22 having the same length as the short grooves are respectively embedded. At this time, the ductor channel 22 is embedded such that its opening faces outward from the inclined surface. Then, only one end of the ductor channel 22 embedded in the short groove is exposed to the end face of the float body 21.
  • FIG. 5A shows a perspective view of a state in which a plurality of solar power generation floats 20 are connected
  • FIG. 5B shows a plan view
  • FIG. 5C shows a cross-sectional view
  • FIG. 6A is an enlarged perspective view of a connection portion
  • FIG. 6B is a cross-sectional view.
  • the solar power generation float 20 is connected in series with another solar power generation float 20 at a longitudinal end using a float connection fitting 23 (connector), and a plurality of float rows connected in series Are connected using the main members 31 (beam members) at predetermined intervals.
  • a float connection fitting 23 connector
  • a plurality of float rows connected in series Are connected using the main members 31 (beam members) at predetermined intervals.
  • FIG. 5B first, three solar power generation floats 20 are connected in series to form a float row, and such float rows are arranged in parallel so that the longitudinal direction becomes parallel. It arranges 5 rows and is connected using the main material 31.
  • the solar power generation floats 20 are connected as shown in FIGS. 6A and 6B.
  • the end faces of the two floats 20 for solar power generation are butted.
  • One end of the ductor channel 22 embedded in the short groove is in a state of being abutted. That is, in the vicinity of the end face of each float body 21, the end of the ductor channel 22 is butted at four points.
  • the float connection fitting 23 is disposed on the inclined surface of the float main body 21 so as to straddle the ductor channels 22 at an upper part of a portion where the end portions of the ductor channels 22 abut. Then, in the form of sandwiching the vicinity of the opening of the duct channel 22 and the float connection fitting 23, the fastening middle nut 92 is disposed inside the duct channel 22, and the fastening bolt 91 is disposed outside the duct channel 22. Fix these. Similarly, the float connection fitting 23, the middle fastening nut 92 and the fastening bolt 91 are also fixed to the ductor channel 22 butted on the upper surface of each float body 21.
  • the two solar power generation floats 20 whose end faces are butted are fixed at all four places where the ductor channel 22 is butted. Thereby, the floats 20 for solar power generation can contact
  • the float rows in which the photovoltaic power generation floats 20 are connected in series are connected in parallel, first, the float rows are arranged in parallel so that the longitudinal direction is parallel, and at this time, Place a predetermined interval between them. Then, a plurality of main members 31 which are long beam members are arranged on the upper surface of each float row so as to bridge the respective float rows. At this time, the main material 31 is disposed so that the longitudinal direction of the main material 31 is orthogonal to the ductor channel 22 embedded in the upper surface of the float main body 21. Then, the ductor channel 22 and the main member 31 are sandwiched and fixed between the fastening bolt 91 and the fastening middle nut 92 as described above. At this time, it fixes in all the places where the two ductor channels 22 and the main material 31 which exist on the upper surface of the float 20 for solar power generation intersect.
  • the position to which the main member 31 is fixed is not limited. That is, the fixed position of the main material 31 can be any position in the longitudinal direction of the solar power generation float 20 in which the ductor channel 22 extends. Moreover, since the main material 31 is also rail-shaped, the float 20 for solar power generation which comprises another float row
  • the photovoltaic panel 51 or the passage is formed on the main member 31.
  • the scaffold 61 can be freely arranged. That is, regardless of the size, shape, and arrangement of the float 20 for photovoltaic power generation, by setting the connection position of the main material 31 to the float 20, free arrangement of the photovoltaic panel 51 and the passage scaffold 61 is possible. It becomes.
  • positioning of the float 20 for solar power generation shown in FIG. 5 is an example of this invention, and the number and arrangement
  • the float 20 for solar power generation is not limited to being disposed in a rectangular shape as a whole using the main material 31, but may be disposed and connected so as to have another shape as a whole.
  • FIGS. 7 to 9 a plurality of solar power generation panel support racks 40 are connected on the main member 31 to which the solar power generation floats 20 are connected.
  • 7A shows a perspective view of the photovoltaic panel support rack 40
  • FIG. 7B shows its side view.
  • the photovoltaic panel support rack 40 is configured to include a pillar (front) 41 a, a pillar (rear) 41 b, a diagonal member 42, a longitudinal bar 43, and a horizontal bar 44.
  • Each of the above-described members constituting the photovoltaic panel support rack 40 is made of, for example, a general lip groove-shaped light-weight steel (super dimer, etc.).
  • the members which comprise the solar energy power generation panel support mount frame 40 are fixed by the bolt for fastening, and the nut for fastening (illustration omitted).
  • the photovoltaic panel support rack 40 can be disposed obliquely to the upper surface of the float 20 at a predetermined position above the float 20 for photovoltaic generation.
  • the photovoltaic panel 51 shown in FIG. 7 has a photovoltaic panel 51 with an outer dimension of about 1,600 mm ⁇ 1,000 mm (60 cells) installed sideways. It is configured.
  • the number of panels that can be installed in one unit and the external dimensions are approximately 2,000 mm ⁇ 1,000 mm (72 cells) It is also possible to correspond to a panel.
  • FIG. 8 shows a state in which a solar panel support frame 40 shown in FIG. 7 is fixed to a connection float 30 in which a plurality of solar power generation floats 20 shown in FIG. 5 are connected.
  • 8A is a perspective view
  • FIG. 8B is a plan view
  • FIG. 8C is a cross-sectional view
  • FIG. 8D is a front view
  • FIG. 8E is a rear view.
  • FIG. 9 has shown the perspective view which expanded a part of state in which the solar power generation panel support mount frame 40 was fixed to the connection float 30.
  • FIG. 9 has shown the perspective view which expanded a part of state in which the solar power generation panel support mount frame 40 was fixed to the connection float 30.
  • the photovoltaic panel support rack 40 is disposed between the photovoltaic floats 20, that is, between the float rows connected in series. At this time, the pillars 41a and 41b of the photovoltaic panel support rack 40 are fixed to the main member 31 connecting the floats 20 for photovoltaics using the fastening bolts and the fastening nuts (see FIG. Not shown).
  • a solar power generation racket as shown in FIGS. 8 and 9 is configured. Then, as shown in FIGS. 1 to 3, the solar power generation panel 51 is attached to the solar power generation panel support rack 40 provided on the solar power generation rack. Further, a plate-like passage scaffold 61 is connected to the outer periphery of the solar power generation rack, that is, the main member 31 located on the outer periphery of the connection float 30.
  • At least one or two of the side surfaces of the photovoltaic power generation float 20 are formed to be inclined at an acute angle with respect to the bottom surface . For this reason, the force of water biased horizontally to the side surface of the photovoltaic power generation float 20 can be released upward by the inclined side surface. As a result, it is possible to reduce the force and impact applied to the solar panel 51 and the support which is the support thereof, and to suppress breakage and breakage of the members, and to improve the reliability of the device. . At the same time, maintenance and replacement of members can be suppressed, and maintenance costs can be reduced.
  • the main material 31 which is a beam member which connects the said float 20 for solar power generation can be fixed to arbitrary positions. For this reason, the main material 31 can be fixed to the float 20 for photovoltaic power generation in accordance with the size and shape of the photovoltaic power generation panel, and the freedom of selection and arrangement of the photovoltaic power generation panel to be installed is increased. Furthermore, a plurality of solar power generation floats 20 can be connected in various shapes, or a passage scaffolding or the like can be arranged. As a result, the solar panels can be efficiently disposed, maintenance efficiency can be improved, and the amount of power generation can be increased.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

La présente invention concerne un flotteur photovoltaïque qui a une surface inférieure située sous l'eau et qui flotte sur l'eau tout en maintenant un panneau photovoltaïque sur une surface supérieure de celui-ci, lequel flotteur photovoltaïque est configuré de telle sorte que la totalité de la surface d'au moins l'une des surfaces latérales de celui-ci est formée de façon à être inclinée selon un angle aigu par rapport à la surface inférieure.
PCT/JP2017/027681 2017-07-31 2017-07-31 Flotteur photovoltaïque et bâti photovoltaïque WO2019026128A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2019533738A JPWO2019026128A1 (ja) 2017-07-31 2017-07-31 太陽光発電用フロート及び太陽光発電用架台
PCT/JP2017/027681 WO2019026128A1 (fr) 2017-07-31 2017-07-31 Flotteur photovoltaïque et bâti photovoltaïque

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/027681 WO2019026128A1 (fr) 2017-07-31 2017-07-31 Flotteur photovoltaïque et bâti photovoltaïque

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WO2019026128A1 true WO2019026128A1 (fr) 2019-02-07

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110488334A (zh) * 2019-09-03 2019-11-22 嘉陵江亭子口水利水电开发有限公司 一种水下物体定位装置、定位系统及其定位方法
JP7054959B1 (ja) 2020-12-24 2022-04-15 テックウィン カンパニー リミテッド 水上太陽光発電用浮遊構造物

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012177004A2 (fr) * 2011-06-24 2012-12-27 우진기업 주식회사 Dispositif photovoltaïque flottant de type à pression
JP2015078579A (ja) * 2013-10-18 2015-04-23 株式会社サンレール 太陽光発電パネル架台
JP2015217771A (ja) * 2014-05-16 2015-12-07 キョーラク株式会社 ソーラパネル用フロート連結体

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012177004A2 (fr) * 2011-06-24 2012-12-27 우진기업 주식회사 Dispositif photovoltaïque flottant de type à pression
JP2015078579A (ja) * 2013-10-18 2015-04-23 株式会社サンレール 太陽光発電パネル架台
JP2015217771A (ja) * 2014-05-16 2015-12-07 キョーラク株式会社 ソーラパネル用フロート連結体

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110488334A (zh) * 2019-09-03 2019-11-22 嘉陵江亭子口水利水电开发有限公司 一种水下物体定位装置、定位系统及其定位方法
JP7054959B1 (ja) 2020-12-24 2022-04-15 テックウィン カンパニー リミテッド 水上太陽光発電用浮遊構造物
JP2022101422A (ja) * 2020-12-24 2022-07-06 テックウィン カンパニー リミテッド 水上太陽光発電用浮遊構造物

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