KR101012954B1 - Structure for Arraying Solar Cell Array - Google Patents

Abstract

The present invention relates to a structure capable of installing a plurality of solar cell arrays, and more particularly, to a floating structure for installation of a solar cell array that can be installed in a sea, a lake, a reservoir or a river. The structure according to the invention comprises at least one floating structure and each floating structure comprises at least two floating supports extending in the same direction; A plurality of stationary members for mutually bonding the floating support; A first vertical member having one end fixed to one floating support of two different floating supports, a second vertical member having one end fixed to the other floating support, and other ends of the first and second vertical members It includes a solar cell array support frame made of an inclined member to connect to each other.

Solar cell array, floating support, floating structure, inclined fixing member

Description

Floating structure for solar cell array installation {Structure for Arraying Solar Cell Array}

The present invention relates to a structure capable of installing a plurality of solar cell arrays, and more particularly, to a floating structure for installation of a solar cell array that can be installed in a sea, a lake, a reservoir or a river.

In general, a solar cell refers to a physical cell that can convert the light energy of the sun into electrical energy. The smallest unit that generates power by using the photoelectric effect is called a cell, and the solar cell module is capable of generating a certain amount of power by connecting a plurality of cells in series or in parallel. And a solar cell array refers to a set of a plurality of modules connected in series and in parallel. Solar cell arrays can be divided into tracking arrays, semi-tracking arrays, and fixed arrays, depending on whether the solar array is tracked. In general, solar cells are mainly used for small-scale home supply projects due to high production costs, but MW-class power plants are being developed according to the development of solar cell efficiency. For the construction of large-scale power plants, a large-area installation site with a sufficient amount of sunshine is needed. It is a region with abundant sunshine and a large area, and the desert may be the best place. And other possible candidates could be places such as seas, rivers, lakes or reservoirs. The present invention is to propose a floating structure that can be installed in places such as the sea, rivers, lakes or reservoirs.

The present invention is to solve the problem of local constraints due to the installation of the solar cell array, the problem to be solved by the present invention is for a solar cell array to be fixed to the water, such as sea, river, lake to install the solar cell array It is to provide a floating structure.

According to a suitable embodiment of the invention, each floating structure comprises at least two floating supports extending in the same direction; A plurality of stationary members for mutually bonding the floating support; A first vertical member having one end fixed to one floating support of two different floating supports, a second vertical member having one end fixed to the other floating support, and other ends of the first and second vertical members Provided is a floating structure for installing a solar cell array including a solar cell array support frame made of an inclined member connecting each other.

According to another suitable embodiment of the present invention, the inclined member of the solar cell array support frame further includes a plurality of inclined fixing member to which the solar cell array is fixed.

According to another suitable embodiment of the present invention, the floating support is in the form of an extension rod with a hollow enclosed space.

According to another suitable embodiment of the present invention, the cross section of the extension rod is rectangular.

According to another suitable embodiment of the present invention, a plurality of reinforcing ribs are provided on the inner surface of the extension rod in the extending direction.

According to another suitable embodiment of the present invention, the floating structure for solar cell array installation further comprises a scaffold provided between the solar cell array support frames or along the circumference of the floating support.

According to another suitable embodiment of the present invention, the floating structure for solar cell array installation further comprises a handrail formed along the circumference of the floating support.

Floating structure according to the present invention has the advantage that it is possible to reduce the installation cost of the photovoltaic power plant to facilitate the securing of abundant sunshine and a wide installation place. In addition, the floating structure has the advantage that it can prevent eutrophication by adjusting the amount of sunshine for the river, lake or river depending on the installation form.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the drawings, the same components or parts are denoted by the same reference numerals as much as possible, and detailed description of related known functions or configurations will be omitted.

The structure according to the invention can be applied to both tracked, semi-fixed or stationary systems as well as to small or large scale solar power generation.

1 shows a perspective view of a floating structure 10 according to the present invention.

Referring to FIG. 1, the floating structure 10 includes at least one floating structure S1 and S2, and each floating structure S1 and S2 includes at least two floating supports 11; A fixing member 12 which mutually couples the floating support 11 of each floating structure S1, S2; A solar cell array support frame 13 having both ends fixed to different floating supports 11 to support the solar cell array (not shown) in an inclined form; And an inclined fixing member 14 which couples different solar cell array support frames 13 to each other.

The floating support 11 functions as a reinforcing material to reinforce the flexural rigidity of the floating structure while providing a buoyancy force to fix the floating structures S1 and S2 to water at a predetermined range of depths. Various structures for generating buoyancy are known. For example, a plate-like structure or a hollow sealing structure having a large contact area with water may provide the buoyancy necessary for the floating structures S1 and S2. Although the floating support 11 in the form of a sealed rectangular extension rod is shown in FIG. 1, the embodiment is illustrative and the floating support 11 may have a structure that provides various types of buoyancy. For example, the cross section in the extending direction may be triangular, square, arbitrary polygonal or circular, and alternatively a plate member for additional buoyancy may be attached to the bottom surface in the form of a sealed rectangular extension rod. The floating support 11 may be made of any material having flame resistance or water resistance, but may preferably be made of a low specific gravity aluminum alloy, alumina or fiber reinforced plastic (FRP) material. Alternatively it can be made of stainless steel. Alternatively, it may be made of the material presented or of other building materials and further be a water repellent coating. There may be a plurality of floating supports 11 for supporting one floating structure S1 or S2. Although two floating supports 11 are shown in FIG. 1, one floating structure S1, S2 may have three or more floating supports in view of the magnitude of buoyancy to be provided or the rigidity of the floating structures S1 and S2. May have (11).

As shown in FIG. 1, when the floating support 11 is in the form of a sealed hollow extension rod having a rectangular cross section, a plurality of reinforcing ribs 111 are installed on an inner surface or an outer surface of the floating support 11 along an extension direction. Can be. The reinforcing ribs 111 may be made of the same material as the floating support 11 or of another material, for example stainless steel, with sufficient strength. On the other hand, the floating support 11 may be configured in the form of a sealed hollow extension bar having a rectangular cross section by joining the unit member having a "C" cross-sectional shape. In this case, the reinforcing ribs may be naturally formed without the need to attach the reinforcing ribs separately.

The fixing member 12 may be arranged in the form of connecting two floating supports 11 at regular intervals in order to couple and fix two different floating supports 11. The fixing member 12 may be made of the same or different materials as the floating support 11 and may have any shape, and may preferably have a rod shape or a cross-sectional shape of a 'c' shape. The fixing member 12 may be fixed to the floating support 11 by any method known in the art, such as welding or bolting.

The solar cell array support frame 13 is installed to directly support a solar cell array (not shown). The solar cell array support frame 13 may be arranged at regular intervals along the longitudinal direction of the floating support 11 while connecting two different floating supports 11. Each solar cell array support frame 13 includes an inclined member 131 and includes first and second vertical members 132a and 132b for securing the inclined member 131 to the solar cell array support frame 13. Include. As shown in FIG. 1, of the two first and second vertical members 132a and 132b, the first vertical member 132a and the second vertical member 132b are respectively fixed to different floating supports 11 and mutually fixed. Can have different lengths. In the embodiment illustrated in FIG. 1, the first and second vertical members 132a and 132b are coupled to the inner bottom surface of the floating support 11, but the first and second vertical members 132a and 132b are suspended. It may be fixed to the outside of the ceiling of the support (11). Each solar cell array support frame 13 may be coupled to and fixed to each other by an inclined fixing member 14. A plurality of inclined fixing members 14 may be installed along the inclined member 131 of the solar cell array support frame 13 while coupling different solar cell array support frames 13 to each other. In the embodiment shown in FIG. 1, the inclined fixing member 14 is fixed to the upper surface of the solar cell array support frame 13, and thus, the solar cell array (not shown) is fixed to the inclined fixing member 14.

In the embodiment related to FIG. 1, the member or beam may have any shape, such as an 'H-shaped member', a 'c-shaped member', a rod, or a rod shape. In addition, the components to be joined together, such as for example the joining of the floating support 11 and the fixing member 12, may be joined by any joining means known in the art, such as, for example, welding, bolting or riveting. Can be combined. Also, for example, the extension length and the number of the floating support 11 may be determined by the size and number of solar cell arrays (not shown) to be installed. The invention is not limited by the shape, material, extension length or manner of coupling between the components. This is also the same in the description of the present invention disclosed below.

2 shows an embodiment of the structure of the floating support 11.

As shown in FIG. 2, the floating support 11 is in the shape of a hollow rectangular extension member, and reinforcing ribs 111 may be provided on the bottom and side surfaces in the extending direction of the member. The bottom surface of the floating support 11 is extended to the outside to increase the buoyancy. The first and second vertical members 132a and 132b for fixing the solar cell array support frame (see FIG. 1) to the floating support 11 become 'H' shaped and fixed to the bottom surface of the floating support 11. Can be. The first and second vertical members 132a and 132b may be fixed to the bottom surface of the floating support 11 in an inclined form, but may be fixed to be perpendicular to the bottom surface. As shown in FIG. 2, the first and second vertical members 132a having an 'H' shape may be fixed in a shape that is fitted between the reinforcing ribs 111 installed on the bottom surface. Such a structure can improve the robustness of the structure. On the other hand, the reinforcing ribs 111 may be installed on the ceiling outer surface of the floating support 11 and the fixing member 12 may be inserted across each of the reinforcing ribs 111 of the floating support 11. It can be fixed to the ceiling. As such, each component forming the floating structure according to the present invention has a light weight structure and is combined to improve the robustness between the components. Such lightweight structure and tightness of coupling can be applied to all components and couplings between components. The floating structure according to the present invention may have additional components for installation or maintenance of a solar cell array (not shown).

3A and 3B illustrate an embodiment of the footrest 31 and the handrail 32 that may be installed in a floating structure according to the present invention.

Referring to FIG. 3A, the scaffold 31 may be installed between the solar cell array support frame 13 and the solar cell array support frame 13 or along the circumference of the solar cell array support frame 13. The scaffold 31 is for installation or maintenance of a solar cell array (not shown). Therefore, it can be installed at any convenient location. In addition, handrails 32 may be installed along the circumference of the solar cell array support frame 13. Railings 32 may be of any type known in the art to protect workers.

Referring to FIG. 3B, the footrest 31 has a joint frame 313 for firmly connecting the frame 311 and the frame member 312 and the frame member 312 formed inside the frame 312 having a rectangular shape. It may include. The handrail 32 also includes a post 321 vertically coupled to the frame 312 of the scaffold 31 and a hand rail 322 for laterally connecting the post 321.

Scaffold 31 and handrail 32 may be made of any material known in the art, such as, for example, Poly Vinyl Chloride (PVC), aluminum, artificial wood, stainless steel, or glass fiber reinforced plastic (FRP). . The footrest 31 and the handrail 32 may be made of a lightweight material, and it is advantageous to configure such that the weight of the whole material is minimized if safety can be ensured. For example, the distance between the skeletal members 312 may be 5 to 15 cm, the height of the post 321 1 m, the distance 2 m between the posts 321, and the number of hand rails 322 may be three.

The floating structure according to the invention is advantageously formed from a high strength / light weight material. In addition, it is advantageous that the overall structure is made small while the overall weight is reduced. The following describes a component and a method of coupling between the components to achieve a reduction in overall weight and robustness of the structure.

4A-4C illustrate an embodiment of a method of combining the components.

4A and 4B illustrate an embodiment for firmly coupling the inclined member 131 and the first and second vertical members 132a and 132b. Although FIG. 4A illustrates the second vertical member 132b, the embodiment shown may be equally applied to the first vertical member 132a.

The inclined member 131 is composed of two 'C' shaped members (channels), and the first and second vertical members 132a are H-shaped cross sections formed of a web W and a flange F to prevent external impact. To prevent deformation. In order to couple the second vertical member 132b to the inclined member 131, a portion of the flange F is removed from the end of the second vertical member 132b to form the insertion piece I. Thereafter, the insertion piece I may be inserted into two 'c' shaped members to couple the second vertical member 132b to the inclined member 131.

4B illustrates an embodiment in which the coupling reinforcing piece P is applied for the firmness of the coupling while the first and second vertical members 132a and 132b are coupled to the inclined member 131. 4B illustrates an embodiment in which the reinforcing member M is attached to the flange F in order to prevent deformation of the second vertical member 132b. Although FIG. 4B illustrates the second vertical member 132b, the embodiment shown may be equally applied to the first vertical member 132a.

FIG. 4C shows the use of the coupling reinforcing piece 41, the bolt 42, the washer 43 and the nut 44 to secure the plurality of inclined fixing members 14a, 14b, 14c, 14d to the inclined member 131. An embodiment is shown. The inclined fixation members 14a, 14b, 14c 14d become 'H' shaped members, and the joining reinforcing pieces 41 couple adjacent adjoining inclined fixation members 14a, 14b, 14c, 14d to each other to secure the overall structure. To improve.

The joining manner and the member reinforcement form shown in FIGS. 4A-4C can be applied to prevent the coupling between any component and the deformation prevention of the component as necessary to form the floating structure according to the present invention. It is also evident that various modifications or modifications to the presented coupling modes and member reinforcement forms may be applied for the same purpose.

Floating structure according to the present invention can be installed by first moving to a river, river or lake to be assembled and installed on the ground. Alternatively, each component may be assembled at the place where it is to be manufactured and installed, or may be assembled at the place where the remainder is to be installed after some assembly. As such, the floating structure according to the present invention may be installed in rivers, rivers or lakes in various ways.

Although the present invention has been described above with reference to the drawings, the present invention is not limited to the embodiments and drawings disclosed herein, and various modifications may be made by those skilled in the art within the scope of the technical idea of the present invention. Can be done.

The following drawings, which are attached in this specification, illustrate the preferred embodiments of the present invention, and together with the detailed description thereof, serve to further understand the technical spirit of the present invention. It should not be construed as limited.

1 shows a perspective view of a floating structure according to the present invention.

2 shows an embodiment of the structure of the floating support.

3A and 3B illustrate embodiments of scaffolding and railings that may be installed in a floating structure according to the present invention.

4A-4C illustrate an embodiment of a method of combining the components.

Claims (7)

At least one floating structure, each floating structure comprising: At least two floating supports extending in the same direction; A plurality of stationary members for mutually bonding the floating support; And The first vertical member having one end fixed to one of the two floating supports, the second vertical member having one end fixed to the other floating support, and the other ends of the first and second vertical members. Floating structure for installing a solar cell array including a solar cell array support frame made of connecting inclined members. The floating structure of claim 1, further comprising a plurality of inclined fixing members to which the inclined members of the solar cell array support frame are coupled to each other and to which the solar cell array is fixed. The floating structure according to claim 1 or 2, wherein the floating support is in the form of an extension rod having a hollow enclosed space. The floating structure for solar cell array installation according to claim 3, wherein the cross section of the extension bar is quadrangular. The floating structure for solar cell array installation according to claim 3, wherein a plurality of reinforcing ribs are installed on an inner surface of the extension bar in an extension direction. The floating structure of claim 1 or 2, further comprising a scaffold provided between the solar cell array support frames or along a circumference of the floating support. The floating structure of claim 1 or 2, further comprising a railing formed along a circumference of the floating support.

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