A desert ground-reflected photovoltaic module

Abstract

The utility model discloses a kind of desert ground reflected photovoltaic modules, including photovoltaic module array being set along east-west direction interval, the lower frame of each photovoltaic component is fixedly installed on ground by support crossbeam, and there is provided the low shed of the roof of the Chinese character " person " in the space between adjacent photovoltaic components, and the roof of the Chinese character " person " of low shed is covered with reflective film.The technical scheme of the application reflected light not only increases the power generation of photovoltaic component, and makes power generation output balance;Compared with no reflective film, this reflective film increases more than 50% of power generation, but the cost of increase is very low.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic equipment, in particular to a desert ground reflection photovoltaic module. Background Art

[0002] In the existing desert photovoltaic power generation facilities, there is a lack of a reflection device, resulting in low power generation and ineffective utilization of sunlight. Therefore, there is an urgent need for a desert ground reflection photovoltaic module to significantly increase the theoretical maximum power generation. Content of the Utility Model

[0003] For this reason, the utility model provides a desert ground reflection photovoltaic module to solve the above problems in the prior art. To achieve the above object, the utility model provides the following technical solutions: According to the first aspect of the utility model, a desert ground reflection photovoltaic module includes a photovoltaic module array arranged at intervals in the east-west direction. The lower frame of each photovoltaic module is fixedly installed on the ground through a support cross beam. A low shed with a "V"-shaped roof is arranged in the space between adjacent photovoltaic modules, and the "V"-shaped top surface of the low shed is covered with a reflection film.

[0004] Further, the side frame of the photovoltaic module is fixed on a vertically arranged support column.

[0005] Further, the tops of adjacent photovoltaic modules are connected by a horizontally arranged cable.

[0006] Further, the cable extends in the horizontal direction.

[0007] Further, the end of the cable is fixed on the ground through an anchor bolt.

[0008] Further, the included angle of the "V"-shaped top surface is an obtuse angle.

[0009] Further, the heights of the support columns are equal.

[0010] Further, the heights of the photovoltaic modules are equal.

[0011] Further, the widths of the two reflection films forming the "V"-shaped top surface are equal.

[0012] Further, the reflection film is perforated or non-perforated.

[0013] The utility model has the following advantages: Through the desert ground reflection photovoltaic module of the utility model, the reflected light not only increases the power generation of the photovoltaic module, but also makes the power generation output balanced; compared with no reflection film, adding this reflection film increases the power generation by more than 50%, but the increased cost is very low; the reflection film covers the ground, preventing the evaporation of water on the ground under the reflection film, and collecting the rainwater falling on the reflection film for irrigating the plants in the desert. Description of the Drawings

[0014] Figure 1 This is an unfolded structural diagram of a desert ground reflective photovoltaic module provided for some embodiments of the present invention.

[0015] In the diagram, 1 is the photovoltaic module, 2 is the supporting beam, 3 is the reflective film, 4 is the cable, and 5 is the support column. Detailed Implementation

[0016] The following specific embodiments illustrate the implementation of this utility model. Those skilled in the art can easily understand other advantages and effects of this utility model from the content disclosed in this specification. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0017] Example 1

[0018] like Figure 1 As shown, a desert ground reflective photovoltaic module in the first aspect embodiment of the present invention includes an array of photovoltaic modules 1 arranged at intervals along the east-west direction. The lower frame of each photovoltaic module 1 is fixedly installed on the ground by a supporting beam 2. A low shed with a "V"-shaped roof is set in the space between adjacent photovoltaic modules 1, and the "V"-shaped roof surface of the low shed is covered with a reflective film 3.

[0019] In the above embodiments, it should be noted that, in actual use, the theoretical maximum power generation is approximately 2.22 times that of the non-reflective type. Due to reflection losses, the actual output is slightly lower, with the reflected portion being 1.22 times. Assuming a reflectivity of 82%, this is twice that of the non-reflective type. Assuming an efficiency of 90% on the back of the photovoltaic module, the total efficiency is 1.9 times that of the non-reflective type. The power generation without reflection is 80% of that with a fixed south-facing tilt; therefore, the power generation of this design is approximately 1.5 times that of the fixed south-facing type.

[0020] The technical effects achieved by the above embodiments are as follows: Through the desert ground reflective photovoltaic module of this embodiment, the reflected light not only increases the power generation of the photovoltaic module, but also makes the power generation output balanced; compared with no reflective film, adding this reflective film increases the power generation by more than 50%, but the added cost is very low; the reflective film covers the ground, prevents the evaporation of water on the ground under the reflective film, and collects the rainwater falling on the reflective film for irrigation of desert plants.

[0021] Example 2

[0022] like Figure 1As shown in the figure, a desert ground-reflecting photovoltaic module includes all the content of Embodiment 1. In addition, the side frame of the photovoltaic module 1 is fixed on a vertically arranged support column 5.

[0023] Optionally, the tops of adjacent photovoltaic modules 1 are connected by a horizontally arranged cable 4.

[0024] Optionally, the cable 4 extends in the horizontal direction. Of course, it does not exclude the case where the cable 4 may not extend along the horizontal direction.

[0025] Optionally, the end of the cable 4 is fixed to the ground by an anchor bolt. By setting the anchor bolt, the stability of the installation of the end of the cable 4 is enhanced.

[0026] The technical effects achieved by the above embodiments are as follows: By setting the support column 5, the stability of the installation of the photovoltaic module 1 is enhanced; by setting the cable 4, the stability of the connection at the top of the photovoltaic module 1 is effectively ensured.

[0027] Embodiment 3

[0028] As Figure 1 shown in the figure, a desert ground-reflecting photovoltaic module includes all the content of Embodiment 2. In addition, the included angle of the "V"-shaped top surface is an obtuse angle.

[0029] Embodiment 4

[0030] As Figure 1 shown in the figure, a desert ground-reflecting photovoltaic module includes all the content of Embodiment 3. In addition, the heights of the support columns 5 are equal.

[0031] Optionally, the heights of the photovoltaic modules 1 are equal.

[0032] Optionally, the widths of the two reflecting films 3 that form the "V"-shaped top surface are equal.

[0033] The technical effects achieved by the above embodiments are as follows: By setting the heights of the support columns 5 to be equal, the neatness of the device is enhanced; by setting the heights of the photovoltaic modules 1 to be equal, the standardization of the photovoltaic greenhouse is improved; by setting the widths of the reflecting films 3 to be equal, the symmetry of light reflection is achieved.

[0034] Embodiment 5

[0035] As Figure 1 shown in the figure, a desert ground-reflecting photovoltaic module includes all the content of Embodiment 4. In addition, the reflecting film 3 has holes or no holes.

[0036] The technical effects achieved by the above embodiments are as follows: By setting the reflecting film 3 to have holes or no holes, the requirements of different usage scenarios are met.

[0037] In the description of this utility model, it should be understood that the terms "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0038] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature. In the description of this utility model, "a plurality of" means at least two, such as two, three, etc., unless otherwise explicitly specified.

[0039] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise explicitly limited. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0040] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0041] Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention. Those skilled in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present invention.

[0042] In the description of this specification, the references to terms such as "Embodiment 1," "Embodiment 2," "Example," "Specific Example," or "Some Examples," etc., indicate that the specific method, apparatus, or feature described in connection with that embodiment or example is included in at least one embodiment or example of this utility model. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, methods, apparatus, or features described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0043] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A desert ground reflective photovoltaic module, characterized in that, It includes an array of photovoltaic modules (1) arranged at intervals along the east-west direction. The lower frame of each photovoltaic module (1) is fixedly installed on the ground through a support crossbeam (2). A low shed with a "V"-shaped top cover is arranged in the space between adjacent photovoltaic modules (1), and the "V"-shaped top surface of the low shed is covered with a reflective film (3).

2. The desert ground reflective photovoltaic module according to claim 1, characterized in that, The side frames of the photovoltaic modules (1) are fixed on vertically arranged columns (5).

3. The desert ground reflective photovoltaic module according to claim 1, characterized in that, The tops of adjacent photovoltaic modules (1) are connected by a horizontally arranged cable (4).

4. The desert ground reflective photovoltaic module according to claim 3, characterized in that, The cable (4) extends in the horizontal direction.

5. The desert ground reflective photovoltaic module according to claim 4, characterized in that, The ends of the cable (4) are fixed to the ground by anchor bolts.

6. The desert ground reflective photovoltaic module according to claim 1, characterized in that, The included angle of the "V"-shaped top surface is an obtuse angle.

7. The desert ground reflective photovoltaic module according to claim 2, characterized in that, The columns (5) have equal heights.

8. The desert ground reflective photovoltaic module according to claim 1, characterized in that, The photovoltaic modules (1) have equal heights.

9. The desert ground reflective photovoltaic module according to claim 1, characterized in that, The two reflective films (3) forming the "V"-shaped top surface have equal widths.

10. The desert ground reflective photovoltaic module according to claim 1, characterized in that, The reflective film (3) has holes or no holes.

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