JP6302190B2 - SOLAR CELL DEVICE, SOLAR CELL DEVICE CONSTRUCTION METHOD, AND SOLAR POWER GENERATION SYSTEM - Google Patents

Description

The present invention, solar cell device, a construction method and photovoltaic systems photovoltaic device.

  When installing a solar cell module on the ground, a wall surface of a building, a roof, or the like, a solar cell mount for installing the solar cell module is widely used.

  In a general solar cell mount, in order to fix at least four places per one solar cell module, holes are provided at predetermined positions of the receiving material and fixed with bolts.

  As a solar cell stand which can slide a solar cell module, it is comprised so that a solar cell module may be inserted from one end of a slide housing between a pair of slide housings, for example. A pair of upper and lower support pieces are provided on the left and right side surfaces of the pair of slide housings (see, for example, Patent Document 1).

Utility Model Registration No. 3175075

  In a general solar cell mount, the solar cell module is fixed to a predetermined position of the receiving material with a bolt, and then wiring between the solar cell modules is performed. Therefore, there is a problem in workability due to work in a low posture.

  In the conventional solar cell mount as described in Patent Document 1, in order to mount the solar cell module on the slide housing, the left and right sides of the solar cell module are placed between a pair of support pieces provided on the left and right side surfaces of the slide housing. The side edge portion is inserted and slid from the inclined upper end portion of the slide housing toward the lower portion.

  For this reason, when inserting a solar cell module between a pair of support pieces provided in the slide housing, it takes time for positioning and sliding, and time may be required.

  In addition, when removing one solar cell module from a slide housing in which a plurality of solar cell modules are installed for maintenance of the solar cell module, other solar cell modules are also removed, and much labor is required. There is a problem that requires.

  Accordingly, an object of the present invention is to provide a solar cell mount that can easily perform the left and right positioning of the solar cell module while minimizing work in a low posture.

In one proposal, a rod-like member having a mounting surface on which the solar cell module is placed, provided the placement surface, a protrusion having a predetermined length in the longitudinal direction of the rod-shaped member, provided in said projection And four solar cell modules adjacent to each other, each having a solar cell base having a mounting means for mounting the solar cell module, and a cross-shaped protrusion for positioning a corner of the solar cell module And a fixing device for fixing the solar cell module to the rod-shaped member by the attachment means and the fixing tool .

  According to one aspect, the solar cell module can be easily positioned on the left and right by placing the solar cell module on the placing surface of the rod-shaped member from above.

It is a perspective view of the solar cell apparatus which concerns on one Embodiment. It is a perspective view of the solar cell mount concerning 1st Embodiment. It is sectional drawing of the rod-shaped member which concerns on 1st Embodiment. It is sectional drawing which shows the other example of the rod-shaped member which concerns on 1st Embodiment. It is a perspective view of the rod-shaped member which concerns on 1st Embodiment. It is a perspective view which shows the other example of the rod-shaped member which concerns on 1st Embodiment. It is a perspective view which shows the attachment means provided in the rod-shaped member which concerns on 1st Embodiment. It is a perspective view which shows the positional relationship of the fitting part which concerns on 1st Embodiment, and a support | pillar. It is sectional drawing which shows the positional relationship of the fitting part which concerns on 1st Embodiment, and a support | pillar. It is a perspective view which shows the fixing tool for fixing the solar cell module which concerns on 2nd Embodiment. It is a perspective view which shows the positional relationship of the solar cell module which concerns on 2nd Embodiment, and a pair of rod-shaped member. It is an expansion perspective view in a part of solar cell device concerning a 2nd embodiment. It is an expanded sectional view in a part of solar cell device concerning a 2nd embodiment. It is a perspective view which shows the other example of the fixing tool for fixing the solar cell module which concerns on 2nd Embodiment. It is a perspective view which shows the construction method of the solar cell apparatus which concerns on 2nd Embodiment. It is the schematic of the solar cell power generation system which concerns on 3rd Embodiment.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In addition, in this specification and drawing, about the component which has the substantially same function structure, the duplicate description is abbreviate | omitted by attaching | subjecting the same code | symbol.

  As shown in FIG. 1, the solar cell device 101 includes a solar cell mount 50 and a plurality of solar cell modules 51. Note that the solar cell device 101 may be called a solar cell array or the like.

  As shown in FIG. 2, the solar cell mount 50 is for supporting the solar cell module 51, and is composed of a rod-shaped member 1, a column 2, a beam 3, a brace 4, a base 5, and a column fixing member 6. Has been. Details of each member will be described later.

  The solar cell module 51 includes a glass plate and a plurality of solar cells electrically connected in series or in parallel to the back surface of the glass plate, and is formed in a plate shape as a whole. It is configured to generate power when irradiated with light (not shown). Moreover, the solar cell module 51 is normally installed so that the light-receiving surface to which sunlight is irradiated faces southward.

  In order to generate power efficiently, the solar cell module 51 is preferably installed so that the light receiving surface is perpendicular to the direction of sunlight irradiation. For this reason, in the solar cell device 101 according to the embodiment, the solar cell mount 50 is installed with an inclination angle θ so that the solar cell module 51 faces southward.

  In addition, the kind of solar cell module 51 is not specifically limited, For example, a solar cell module with a frame may be sufficient and a frameless solar cell module may be sufficient. Moreover, the solar cell module 51 may be called a solar cell panel, a solar panel, etc.

<First Embodiment>
In the first embodiment, a solar cell mount 50 for installing the solar cell module 51 will be described.

[Configuration of solar cell mount]
The configuration of the solar cell mount 50 according to the first embodiment will be described with reference to FIGS.

  FIG. 2 is a perspective view of the solar cell mount 50 according to the first embodiment.

  The solar cell mount 50 includes a rod-shaped member 1 on which the solar cell module 51 is placed, a column 2 that supports two points in the longitudinal direction of the rod-shaped member 1, a beam 3 that braces the column 2, a brace 4, and a column 2 And a column fixing member 6 that fixes the column 2 to the platform 5.

  Hereinafter, each member which comprises the solar cell mount 50 is demonstrated.

  3 and 4 are sectional views of the rod-shaped member 1 according to the first embodiment, and FIGS. 5 and 6 are perspective views of the rod-shaped member 1 according to the first embodiment.

  The rod-shaped member 1 is processed into a desired shape by molding, for example, fiber-reinforced plastics (FRP) or aluminum. The rod-shaped member 1 is a fitting portion in which a mounting surface 1a on the upper surface side on which the solar cell module 51 is mounted and a support 2 that supports the rod-shaped member 1 are fitted on the lower surface side opposite to the mounting surface 1a. 1e.

  A protrusion 1b having a predetermined length in the longitudinal direction (Y direction in FIG. 2) of the rod-shaped member 1 is formed at the center of the lateral width of the mounting surface 1a of the rod-shaped member 1. Moreover, the 1st mounting surface 1c and the 2nd mounting surface 1d are provided in the both sides of the right-and-left side surface along the longitudinal direction of the processus | protrusion 1b.

  Since the protrusion 1b protrudes in the center of the lateral width of the mounting surface 1a, when the solar cell module 51 is mounted on the first mounting surface 1c and the second mounting surface 1d of the rod-shaped member 1, the solar cell The module 51 regulates the position of the rod-shaped member 1 in the short direction (X direction in FIG. 2) and functions as a guide when the solar cell module 51 is slid.

  The protrusion 1b may have a shape that protrudes in a continuous band shape as shown in FIG. 5, and a plurality of protrusions 1b-1 that are formed in an island shape as shown in FIG. 6 exist. May be. Preferably, the protrusion 1b has a shape protruding in a continuous band shape. A positioning function can be provided by forming the protrusion 1b into a continuous band shape.

  As shown in FIGS. 3 to 6, the fitting portion 1 e of the rod-shaped member 1 includes a pair of projecting portions 1 f that stand in a drooping direction from the lower surface on the opposite side of the mounting surface 1 a so as to face each other. The support | pillar 2 currently formed and supporting the rod-shaped member 1 is fitted. Furthermore, the fitting portion 1e is provided with a fitting portion hole 1h for inserting a bolt or the like.

  The fitting portion 1e may have a structure provided with a flange 1g extending in the horizontal direction from the lower end of the protruding portion 1f as shown in FIG. 3, or a structure without the flange 1g as shown in FIG. It may be.

  Moreover, since the rod-shaped member 1 has a configuration in which the protrusion 1b and the pair of protrusions 1f are integrally formed on the mounting surface 1a, the rod-shaped member 1 has a strong strength that can withstand wind pressure in the vertical direction.

  As shown in FIG. 7, the protrusion 1 b of the rod-like member 1 is provided with attachment means 7 for attaching the solar cell module 51. In 1st Embodiment, although the high nut is used as the attachment means 7, it is not limited to this.

  The attachment means 7 may determine the length (height) according to the thickness of the solar cell module 51. For example, when attaching a solar cell module 51 having a small thickness, a short one is selected, and when attaching a solar cell module 51 having a large thickness, a long one is selected. The solar cell module 51 can be attached.

  Although the structure of the rod-shaped member 1 has been described above, the material of the rod-shaped member 1 is not particularly limited. For example, a non-metallic member such as FRP or a metallic member such as aluminum, stainless steel, or iron is used. it can. Among these, FRP is preferable from the viewpoints of moldability, corrosion resistance, and durability.

  FRP is a composite material whose strength is improved by filling glass fiber or carbon fiber into a plastic material, and the type of fiber to be filled and the type of plastic material are not particularly limited.

  Moreover, the rod-shaped member 1 may be integrally molded, or may be processed by combining a plurality of members.

  The support 2 is composed of a pair of square members having different lengths. The support 2 having a short overall length is referred to as a front support 2a, and the support 2 having a long overall length is referred to as a rear support 2b. At this time, by changing the lengths of the front strut 2a and the rear strut 2b, it is possible to adjust to a predetermined inclination angle θ with respect to the horizontal plane (installation surface) to which the solar cell module 51 is attached. Further, as shown in FIG. 8, holes 2 c for the columns for inserting bolts and the like are provided on both side surfaces of the columns 2.

  As shown in FIG. 2, the beam 3 and the brace 4 are reinforcing members of the solar cell mount 50.

Base 5 is the underlying member at the time of installing the solar cell frame 50 at the installation site, and is formed in a block shape having a predetermined length. The material of the base 5 is not specifically limited, Concrete, FRP, etc. can be used.

  Although each member constituting the solar cell mount 50 has been described above, the overall configuration of the solar cell mount 50 will be described below.

  As shown in FIG. 2, the two bases 5 are arranged at predetermined intervals so as to correspond to the entire length of the rod-shaped member 1 so as to be parallel to each other. On one base 5a (the front side in FIG. 2), a plurality of front struts 2a are fixed by strut fixing members 6 and arranged so as to be equidistant from each other. On the other base 5b (the rear side in FIG. 2), a plurality of rear struts 2b are fixed by strut fixing members 6 and arranged so as to be equidistant from each other.

  A beam 3 and a brace 4 are attached to the rear column 2b.

  Moreover, the rod-shaped member 1 is arrange | positioned by fitting the fitting part 1e of one rod-shaped member 1 in the upper end part of the column 2 which makes the front column 2a and the back column 2b a pair. As shown in FIG. 8, when fitting the strut 2 to the fitting portion 1e, after aligning the positions of the hole 1h of the fitting portion and the hole 2c of the strut, as shown in FIG. By inserting the bolt 10 from the side into the hole and fixing with the nut 11, the rod-shaped member 1 and the column 2 are fixed.

  Further, the rod-like member 1 is similarly fixed to the other plurality of front struts 2a and rear struts 2b.

  As described above, according to the solar cell mount 50 according to the first embodiment, the left and right positioning of the solar cell module 51 can be easily performed.

  In addition, the shape and quantity of the base 5 are not limited, For example, the structure which provides the base 5 one by one in each support | pillar 2 may be sufficient. Thus, by providing one base 5 for each support column 2, the weight of the member can be further reduced, installation in a narrow place is possible, and installation in a place with low load resistance is possible. There are merits such as.

  Further, it is possible to directly embed the column 2 in the installation place without providing the base 5. By adopting a configuration in which the support column 2 is directly embedded in the installation place without providing the base 5, for example, it is possible to attach the installation place even when the installation place is not a flat ground but a slope.

  Further, the beam 3 and the brace 4 are provided only on the rear column 2b, but the present invention is not limited to this, and the beam 3 and the brace 4 may be provided on the front column 2a, and both the front column 2a and the rear column 2b may be provided. It may be provided. Moreover, the structure which is not provided in any of the front support | pillar 2a and the rear support | pillar 2b may be sufficient.

  Furthermore, although the aspect using the support | pillar fixing material 6 was demonstrated when fixing the support | pillar 2 and the base 5, it is not limited to this. For example, a member such as a bolt may be provided at the lower end of the support 2 and the support 2 may be directly attached to the base 5. According to this, the number of members can be further reduced.

Second Embodiment
2nd Embodiment demonstrates the construction method of the solar cell apparatus 101 which installed the solar cell module 51 using the solar cell mount frame 50, and the solar cell apparatus 101. FIG.

[Solar cell device]
A solar cell device 101 according to a second embodiment of the present invention will be described with reference to FIGS. 10 to 14.

  In the solar cell device 101 according to the second embodiment, the solar cell module 51 is placed on the solar cell mount 50 according to the first embodiment, and the solar cell module 51 is attached to the rod-shaped member 1 by the attachment means 7 and the fixture 8. It is fixed.

  For example, as shown in FIG. 10, the fixture 8 includes a fixture 8A for simultaneously fixing four solar cell modules 51 adjacent to each other. The fixture 8A has a polygonal plate shape, and is provided with an insertion hole 8a through which the attachment means 7 is inserted at the center. The upper surface of the fixture 8 has a flat shape, and the lower surface has a protruding or cross-shaped protruding shape 8 b for positioning the corners of the solar cell module 51.

  In the second embodiment, the fixture 8A is molded by FRP, is lightweight, has a low thermal conductivity, is excellent in weather resistance, durability, and corrosion resistance, has a small linear expansion coefficient, and a temperature change. It has the characteristic that it is difficult to deform even in large places. Note that the fixture 8A may be a metal member such as aluminum, stainless steel, or iron.

  FIG. 11 is a perspective view showing that one solar cell module 51 is placed on the rod-shaped member 1.

  As shown in FIG. 11, the solar cell module 51 is placed on the first placement surface 1 c and the second placement surface 1 d of the rod-like member 1 that are arranged in parallel with each other at a predetermined interval. Is done. Further, the solar cell module 51 is positioned in the left-right direction by the protrusion 1b. At this time, the left and right side edge portions 51a of the solar cell module 51 are supported by the first placement surface 1c and the second placement surface 1d of the rod-shaped member.

  FIG. 12 is an enlarged perspective view of a part of the solar cell device 101.

  As shown in FIG. 12, three rod-like members 1 are arranged in parallel with each other at a predetermined interval (referred to as 1A, 1B, 1C in order from the left side of FIG. 12). In the solar cell module 51, the first and second solar cell modules 51A and 51B are adjacent to the longitudinal direction (Y direction in FIG. 12) of the rod-shaped member 1B and on the first mounting surface 1c side of the rod-shaped member 1B. It is placed. The third and fourth solar cell modules are adjacent to the first and second solar cell modules 51A and 51B in the X direction and adjacent to each other on the second mounting surface 1d side of the rod-shaped member 1B. 51C and 51D are placed.

  Furthermore, each corner | angular part of the four solar cell modules 51 is being simultaneously fixed by the attachment means 7 and the fixing tool 8A. Specifically, each corner of the four solar cell modules 51 is positioned by a protrusion shape 8b provided on the back surface of the fixture 8A. Further, as shown in FIG. 13, the fixing tool 8 </ b> A is fastened to the mounting means 7 by fitting an insertion hole 8 a provided in the fixing tool 8 </ b> A into the mounting means 7 and using a bolt or the like.

  Similarly to the above configuration, a plurality of solar cell modules 51 are attached to the solar cell mount 50, and the solar cell device 101 is configured.

  As described above, according to the solar cell device 101 according to the second embodiment, the left and right positioning of the solar cell module 51 can be easily performed.

  In addition, since the solar cell module 51 is positioned by the attaching means 7 and the fixture 8A and pressed from above, there is no possibility that the solar cell module 51 will come off due to wind pressure such as strong wind.

  Further, the solar cell module 51 is placed on the first placement surface 1c and the second placement surface 1d of the rod-like member 1 and is fixed by the attachment means 7 and the fixture 8A. The solar cell module 51 can be installed regardless of the thickness of the solar cell module 51.

  In the second embodiment, the shape of the fixture 8A has been described as an example. However, the shape of the fixture 8 is not limited to the shape shown in FIG. 10, for example, as shown in FIG. A fixing tool 8B for fixing two solar cell modules 51 adjacent to each other may be used.

  The fixture 8B is formed by, for example, pressing a sheet metal, and has a protruding shape 8b for positioning an intermediate portion between adjacent peripheral portions (sides) of the two solar cell modules 51. Two solar cell modules 51 can be fixed simultaneously. The intermediate portion of the peripheral edge (side) represents a region between the corners of the peripheral edge (side).

  In addition, from the viewpoint that the number of members can be reduced, a shape in which four solar cell modules 51 can be simultaneously fixed by one fixing tool 8 is preferable.

[Construction method of solar cell device]
A construction method of the solar cell device 101 according to the second embodiment will be described with reference to FIGS. 1, 2, and 15. In the second embodiment, a total of 28 solar cell modules 51 including four in the longitudinal direction of the rod-shaped member 1 (Y direction in FIG. 1) and seven in the short direction of the rod-shaped member 1 (X direction in FIG. 1) The procedure for attachment will be described.

Note that the number of solar cell modules 51 to be attached is not limited to this, and an arbitrary number can be selected according to the size of the installation location.
(Procedure P1) As the base portion on the ground surface, the prism bases 5 are installed at two locations so as to be parallel to each other.
(Procedure P2) The eight front columns 2a are fixed to each other at equal intervals using the column fixing material 6 on one base 5a.
(Procedure P3) Using the column fixing material 6 on the other base 5b, the eight rear columns 2b are fixed at equal intervals. At this time, in 2nd Embodiment, since the solar cell module 51 is inclined and installed according to the solar radiation direction angle when the sun passes, the total length of the rear column 2b is longer than the total length of the front column 2a. Was used. In addition, the full length of the front support | pillar 2a and the full length of the back support | pillar 2b are not limited to this, It can select arbitrarily with an installation place or an installation angle.
(Procedure P4) The beam 3 and the brace 4 are attached to the rear column 2b.
(Procedure P5) The rod-like member 1 is attached by fitting the lower surface side of the rod-like member 1 to the upper ends of the pair of front struts 2a and rear struts 2b attached in the short direction of the base 5 (Y direction in FIG. 2). . At this time, the fitting surface of the rod-shaped member 1 is provided with the fitting portion 1 e for attaching to the support column 2, so that it can be attached by fitting the fitting portion 1 e to the upper end of the support column 2.
(Procedure P6) The fitting portion 1e and the support column 2 are provided with a fitting portion hole 1h and a support column hole 2c for fixing them with bolts and nuts, respectively. It is possible to arrange at a predetermined position by matching the relative position with the hole 2c.
(Procedure P7) After fitting the column 2 to the fitting portion 1e, the bolt 10 is inserted into these holes and fixed with the nut 11, thereby fixing the rod-like member 1 and the column 2 (see FIG. 9). ).
(Procedure P8) The module receiving material 9 (see FIG. 15) is attached to the lower end of the rod-shaped member 1. The module receiving material 9 is a stopper for preventing the solar cell module 51 from sliding down when the solar cell module 51 is placed. In addition, the shape of the module receiving material 9 is not specifically limited, What is necessary is just a shape which can prevent that a solar cell module slides down.
(Procedure P9) The attachment means 7 is attached to the rod-shaped member 1.
(Procedure P10) The other seven pairs of struts 2 and the other seven rod-shaped members are also attached in the same manner as in Procedure P5 to Procedure P9.

  The solar cell mount 50 shown in FIG. 2 to which 28 solar cell modules 51 can be attached is formed by the above procedure.

Next, a procedure for attaching the solar cell module 51 to the solar cell mount 50 using the fixture 8A will be described with reference to FIG. In FIG. 15, (1) to (21) indicate the mounting order of the solar cell modules 51.
(Procedure P11) Seven solar cell modules 51 to be attached to the lowermost stage are placed in the order of (1) to (7). Specifically, the solar cell modules 51 of (1) to (7) are mounted on the mounting surfaces 1a (1c, 1d) of the pair of rod-shaped members 1 using the protrusions 1b of the pair of rod-shaped members 1 as a guide. The rod-shaped member 1 is slid from the upper part to the lower part in the longitudinal direction (Y direction in FIG. 15). The solar cell module 51 is slid and stopped until it comes into contact with the module receiving member 9.
(Procedure P12) Seven solar cell modules 51 attached to the second stage from the bottom are placed in the order of (8) to (14). Specifically, the solar cell module 51 of (8) to (14) is mounted on the mounting surface 1a of the pair of rod-shaped members 1 using the projections 1b of the pair of rod-shaped members 1 as a guide, The solar cell module 51 is slid from the upper part to the lower part in the longitudinal direction (Y direction in FIG. 15), and the solar cell module 51 is positioned by the lowermost solar cell module 51 and the protruding shape 8b provided on the back surface of the fixture 8A. 51 is fixed to the rod-shaped member 1 using the attaching means 7 and the fixture 8A.
(Procedure P13) Seven solar cell modules 51 attached to the third row from the bottom are placed in the order of (15) to (21). Specifically, the solar cell module 51 of (15) to (21) is mounted on the mounting surface 1a of the pair of rod-shaped members 1 using the protrusions 1b of the pair of rod-shaped members 1 as a guide. Slide from the upper part to the lower part in the longitudinal direction (Y direction in FIG. 15), and position the solar cell module 51 by the solar cell module 51 in the second stage from the bottom and the protrusion shape 8b provided on the back surface of the fixture 8A. The solar cell module 51 is fixed to the rod-shaped member 1 using the attaching means 7 and the fixture 8A.
(Procedure P14) The 22nd to 28th solar cell modules 51 in the fourth row from the bottom are attached in the same manner as in the above procedure P13 (not shown).

  By the above procedure, the 28 solar cell modules 51 are fixed to the solar cell mount 50 (see FIG. 1). In addition, this construction procedure is an example, and it is also possible to change the construction order of each process.

  As described above, in the method of installing the solar cell device 101 according to the second embodiment, the solar cell module 51 can be positioned on the left and right by simply placing the solar cell module 51 between the pair of rod-shaped members 1. is there. Furthermore, by fixing the solar cell module 51 to the rod-shaped member 1 by the attaching means 7 and the fixture 8A, it is possible to simultaneously perform the vertical positioning in addition to the horizontal positioning of the solar cell module 51.

  For this reason, the solar cell module 51 can be easily placed and fixed at a predetermined position, and the solar cell module 51 can be attached after the solar cell module 51 is wired. Note that the wiring is provided on the lower surface side opposite to the light receiving surface of the solar cell module 51.

  From the above, since the solar cell module 51 can be fixed to the solar cell mount 50 only by the work from the light receiving surface of the solar cell module 51, it is not necessary to work under the solar cell mount 50. . Therefore, the work in the low posture is eliminated as much as possible, and the work for mounting the solar cell module 51 can be performed safely, the work efficiency can be improved, and the construction time can be shortened.

  Moreover, since the module receiving material 9 exists in the lower end part of the rod-shaped member 1, the solar cell module 51 mounted on the rod-shaped member 1 does not slide down.

  Furthermore, since the solar cell module 51 is simply mounted on the rod-shaped member 1 and fixed by the fixture 8, it can be easily replaced when the solar cell module 51 breaks down, and maintenance is performed. Excellent in properties. In other words, even when one or more specific solar cell modules 51 fail and need to be replaced, it is possible to remove and replace only the specific one or more solar cell modules 51.

<Third Embodiment>
In the third embodiment, a solar power generation system 100 including a plurality of solar cell devices 101 will be described.

[Configuration of solar power generation system]
FIG. 16 is a schematic diagram illustrating a configuration of a photovoltaic power generation system 100 according to the third embodiment. As shown in FIG. 16, the solar cell power generation system includes a plurality of solar cell devices 101 (including the solar cell frame 50), a connection box 102, a power conditioner device 103, and a transformer device 104.

  Each of the plurality of solar cell devices 101 includes the solar cell device 101 described in the second embodiment. Each solar cell device 101 converts solar energy into DC power, and the DC power is supplied to the connection box 102. Supply. By using a plurality of solar cell devices 101 according to the second embodiment, the workability of the solar power generation system 100 can be significantly improved.

  The plurality of solar cell devices 101 are not limited to being all configured from the solar cell device 101 according to the second embodiment, and include at least one solar cell device 101 described in the second embodiment. It only has to be. Preferably, in order to further improve the workability of the solar power generation system 100, it is preferable to use many solar cell devices 101 of the second embodiment.

  The connection box 102 supplies DC power collected from the plurality of solar cell devices 101 to the power conditioner device 103.

  The power conditioner device 103 converts the DC voltage supplied from the connection box 102 into a three-phase AC (for example, 200 V) and outputs it. The AC power is transformed and output by the transformer device 104 connected to the output terminal of the power conditioner device 103. In addition, the power conditioner apparatus 103 may be called an inverter apparatus.

  Other structures and other effects of the third embodiment are the same as those of the second embodiment.

  Note that the solar power generation system 100 is not limited to the third embodiment, and for example, the power conditioner device 103 may be an integrated type having the function of the connection box 102. Further, the power conditioner device 103 may be an integrated type having the function of the transformer device 104. Furthermore, the power conditioner device 103 may be an integrated type having both functions of the junction box 102 and the transformer device 104.

  As mentioned above, although the solar cell mount 50, the solar cell apparatus 101, the construction method of the solar cell apparatus 101, and the solar power generation system 100 were demonstrated by the Example, this invention is not limited to the said Example, The present invention is not limited. Various modifications and improvements are possible within the scope.

DESCRIPTION OF SYMBOLS 1 Bar-shaped member 1a Mounting surface 1b Protrusion 1c 1st mounting surface 1d 2nd mounting surface 1e Fitting part 1f Protruding part 1g Flange 1h Hole of fitting part 2 Column 2a Front column 2b Rear column 2c Column hole 3 Beam 4 Brace 5 Base 5a Base 5b Base 6 Post Fixing Material 7 Mounting Means 8 Fixing Tool 8A Fixing Tool 8B Fixing Tool 8a Insertion Hole 8b Projection Shape 9 Module Receiving Material 10 Bolt 11 Nut 50 Solar Cell Base 51 Solar Cell Module 100 Photovoltaic power generation system 101 Solar cell device 102 Connection box 103 Power conditioner device 104 Transformer

Claims (9)

A rod-shaped member having a mounting surface on which the solar cell module is mounted ;
Protrusions provided on the mounting surface and having a predetermined length in the longitudinal direction of the rod-shaped member ;
Mounting means provided on the protrusion, for mounting the solar cell module;
A solar cell mount having
A fixing tool for simultaneously fixing the four solar cell modules adjacent to each other, having a cross-shaped protrusion for positioning corners of the solar cell module;
With
The solar cell module is fixed to the rod-shaped member by the attachment means and the fixture.
Solar cell device. The bar member, the solar cell apparatus of claim 1, fitting portion supports for the rod-shaped member on a surface opposite to the placement surface is fitted is provided. The solar cell device according to claim 2 , wherein the fitting portion is formed by a pair of projecting portions that stand from a surface opposite to the mounting surface. The solar cell device according to any one of claims 1 to 3 , wherein the rod-shaped member is formed of fiber-reinforced plastic. The placement surface has a first placement surface and a second placement surface located on both sides of the projection in a direction perpendicular to the length direction of the projection,
Adjacent to the longitudinal direction of the rod-shaped member, the first and second solar cell modules are placed on the first placement surface,
Adjacent to the first and second solar cell modules, the third and fourth solar cell modules are placed so as to be adjacent to each other on the second placement surface,
The solar cell device according to claim 1 , wherein each corner portion of the first to fourth solar cell modules is simultaneously fixed by the attachment means and the fixture. Before SL fixture solar cell device according to any one of claims 1 to 5 is formed by a fiber reinforced plastic. A construction method for constructing the solar cell device according to any one of claims 1 to 6 ,
A pair of the rod-shaped members are arranged in parallel with each other at a predetermined interval,
Using the protrusions of the pair of rod-shaped members as a guide, a solar cell module is placed between the rod-shaped members,
A method for constructing a solar cell device, wherein the placed solar cell module is fixed to the rod-shaped member by the attachment means and the fixture. The construction method of the solar cell device according to claim 7 , wherein the solar cell module is placed by sliding in the longitudinal direction of the rod-shaped member. The solar cell device according to any one of claims 1 to 6 ,
The solar power generation system provided with the power conditioner apparatus which converts the DC voltage supplied from the solar cell apparatus into a three-phase alternating current.

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