CN222247579U

CN222247579U - Photovoltaic power generation equipment and offshore floating photovoltaic power generation system

Info

Publication number: CN222247579U
Application number: CN202421221683.9U
Authority: CN
Inventors: 王于晓; 潘浙锋; 杜斌; 江大虎; 陈志军; 王雷雨
Original assignee: Yidao New Energy Technology Co ltd
Current assignee: Yidao New Energy Technology Co ltd
Priority date: 2024-05-30
Filing date: 2024-05-30
Publication date: 2024-12-27
Anticipated expiration: 2034-05-30

Abstract

The utility model provides a photovoltaic power generation device and an offshore floating photovoltaic power generation system, wherein the photovoltaic power generation device includes a floating body component, a photovoltaic component and a connecting component. A mounting plate is provided on the floating body component. The photovoltaic component is mounted on the mounting plate. The connecting component includes a rigid bracket, the rigid bracket is provided on the mounting plate, and the photovoltaic component can be detachably mounted on the rigid bracket. During installation, the photovoltaic power generation device provided by the utility model can directly fix the photovoltaic component on the rigid bracket by bolts, rivets and other fixings. The installation process of the rigid bracket is simple and standardized, with low operating difficulty, fast process, short time, reliable connection, and convenient for offshore operations. Especially in deep sea areas, where there are more extreme weather and complex construction environment, the photovoltaic power generation equipment provided by the utility model is simple to operate, has a short construction time, can be constructed during the window period between extreme weather, and is conducive to use in deep sea areas.

Description

Photovoltaic power generation equipment and offshore floating type photovoltaic power generation system

Technical Field

The utility model relates to the field of photovoltaic power generation, in particular to photovoltaic power generation equipment and an offshore floating type photovoltaic power generation system.

Background

Along with the development of society, reasonable development of ocean resources gradually becomes a necessary way for the development of clean energy. Renewable clean energy sources such as offshore wind power generation, photovoltaic power generation and the like. Unlike terrestrial photovoltaic power stations, the environment faced by marine facilities is extremely complex.

In the related art, one implementation mode of the photovoltaic power generation on water is to fix a photovoltaic module on a floating body, wherein the floating body and the floating body are fixedly connected together and float on the water surface. However, the existing installation mode between the photovoltaic module and the floating body is complex and tedious, is inconvenient for offshore operation, and is extremely complex in offshore environment, short in operation time and difficult to operate especially in deep sea areas.

Disclosure of utility model

In order to overcome the defects in the related art, the utility model provides photovoltaic power generation equipment and an offshore floating type photovoltaic power generation system.

Embodiments of the present utility model are implemented as follows:

A photovoltaic power generation device is used for a floating type photovoltaic power generation system at sea and comprises a floating body assembly, a photovoltaic assembly and a connecting assembly. The floating body component is provided with a mounting plate. The photovoltaic module is mounted on the mounting plate. The connecting assembly comprises a rigid support, the rigid support is arranged on the mounting plate, and the photovoltaic assembly can be detachably mounted on the rigid support.

Further, the rigid support is arranged to be an L-shaped plate, the rigid support comprises a fixed end and a fixed surface, the fixed end is abutted to the mounting plate, and the photovoltaic module is mounted on the fixed surface.

Further, the fixed end is integrally provided with the mounting plate.

Further, the fixing surface is provided with a plurality of mounting holes.

Further, the rigid support is provided with a plurality of on the mounting plate, and a plurality of the rigid support are arranged in parallel.

Further, the floating body assembly comprises a floating body and a reinforcing member, wherein a cavity is formed in the floating body, the reinforcing member is arranged in the cavity, and the reinforcing member can support the cavity.

Further, the reinforcing member is provided in the cavity in plurality, and the position of the reinforcing member in the cavity is set corresponding to the position of the rigid support on the mounting plate.

Further, the mounting plate is arranged on the floating body, a connecting plate is further arranged on the floating body, the connecting plate is arranged at the edge of the mounting plate, and the connecting plate can be connected with the adjacent floating body component.

Further, the connecting plates are arranged in a plurality, the connecting plates are connected end to end in sequence to form a closed frame body, and the mounting plates are arranged on the side faces of the closed frame body.

An offshore floating type photovoltaic power generation system comprises the photovoltaic power generation equipment in any one of the embodiments, wherein a plurality of photovoltaic power generation equipment are arranged, the photovoltaic power generation equipment are mutually connected to form a main floating body, and a mooring floating body is further arranged at the edge of the main floating body.

The embodiment of the utility model has the beneficial effects that:

The utility model provides a photovoltaic power generation device which is used for an offshore floating type photovoltaic power generation system and comprises a floating body assembly, a photovoltaic assembly and a connecting assembly. The floating body component is provided with a mounting plate. The photovoltaic module is mounted on the mounting plate. The connecting assembly comprises a rigid support, the rigid support is arranged on the mounting plate, and the photovoltaic assembly can be detachably mounted on the rigid support. Thus, when the photovoltaic power generation device of the present embodiment is used, the photovoltaic module is mounted on the rigid support, and the floating body module is placed on the target sea surface.

The photovoltaic power generation equipment provided by the utility model is characterized in that the photovoltaic module is fixed on the rigid support directly through the fixing pieces such as the bolts and the rivets during installation, the installation process of the rigid support is simple and standardized, the operation difficulty is low, the process is fast, the time is short, and the offshore operation is convenient. The photovoltaic power generation equipment provided by the utility model is simple to operate, short in construction time, capable of performing construction operation in a window period between extreme weather and beneficial to being used in the deep sea area.

The offshore floating type photovoltaic power generation system provided by the utility model comprises the photovoltaic power generation equipment and also has all the beneficial effects of the photovoltaic power generation equipment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a photovoltaic power generation apparatus and an offshore floating photovoltaic power generation system according to an embodiment of the present utility model;

FIG. 2 is an enlarged view of a portion of the photovoltaic power generation apparatus and the offshore floating photovoltaic power generation system of the embodiment of the present utility model at A in FIG. 1;

Fig. 3 is a schematic view of a floating structure according to an embodiment of the present utility model.

Icon:

110-photovoltaic modules, 120-float modules, 121-mounting plates, 122-cavities, 123-stiffeners, 200-rigid brackets, 210-fixed ends, 220-fixed faces, 300-mooring floats.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or in communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

The embodiment provides a photovoltaic power generation device, which is used for solving the problems that in the related technology, the installation mode of the photovoltaic power generation device is complex and complicated, and the photovoltaic power generation device is inconvenient to put into use in a deep sea area.

Referring to fig. 1 and 2, a photovoltaic power generation apparatus for an offshore floating photovoltaic power generation system includes a floating body assembly 120, a photovoltaic assembly 110, and a connection assembly. The float assembly 120 is provided with a mounting plate 121. The photovoltaic module 110 is mounted on a mounting board 121. The connection assembly includes a rigid bracket 200, the rigid bracket 200 being disposed on the mounting plate 121, the photovoltaic assembly 110 being detachably mounted on the rigid bracket 200.

Specifically, in using the photovoltaic power generation apparatus of the present embodiment, the rigid bracket 200 is mounted on the mounting plate 121, the photovoltaic module 110 is mounted on the rigid bracket 200, and then the floating body module 120 is placed on the target sea surface, so that the photovoltaic power generation operation can be normally performed.

The photovoltaic module 110 is mounted on the floating body module 120 through the rigid support 200, so that stable support can be provided for the photovoltaic module 110, shaking and displacement of the photovoltaic module 110 caused by wave fluctuation, wind force or other external forces in a deep sea area are reduced, the relative stability of the photovoltaic module 110 and the floating body module 120 is maintained, and the stability and durability of the whole system are improved.

It should be noted that, the rigid support 200 can ensure that the photovoltaic module 110 is accurately set according to the construction requirement and the design requirement, so as to accurately set the light capturing angle of the photovoltaic module 110 according to the actual working condition, the geographic position and other factors, so as to improve the photoelectric conversion efficiency of the photovoltaic module 110.

In the deep sea area, the extreme weather such as strong wind, billows and the like is more, the rigid support 200 can effectively transfer wind power to the floating body structure, disperse wind load, reduce direct impact of strong wind on the photovoltaic module 110, and enhance the overall wind resistance of the system. In addition, compared with flexible connection, the rigid support 200 reduces the mobility of the connection part, avoids the conditions of loosening, abrasion or damage and the like possibly occurring in the long-time working process of the connection piece, reduces the maintenance and overhaul requirements of the embodiment, and makes the embodiment suitable for being used on the sea surface of a deep sea area.

In one embodiment, as illustrated in fig. 1 and 2, the rigid support 200 is configured as an L-shaped board, and the rigid support 200 includes a fixed end 210 and a fixed surface 220, where the fixed end 210 abuts against the mounting board 121, and the photovoltaic module 110 is mounted on the fixed surface 220. The rigid support 200 is arranged as the L-shaped plate, so that the structural strength is ensured, the material consumption is reduced, the production and installation costs are reduced, the weight of the rigid support 200 is reduced, and the load demand on the floating body assembly 120 is reduced. The photovoltaic module 110 is installed on the fixing surface 220, a wider supporting area can be provided for the photovoltaic module 110 through the fixing surface 220, and the connection strength between the photovoltaic module 110 and the floating body module 120 is increased, so that the overall stability and the capability of resisting wind and waves of the embodiment are enhanced, and the vibration of the photovoltaic module 110 under the impact of sea waves is reduced.

It should be noted that, setting the rigid support 200 as an L-shaped board can keep the space between the photovoltaic module 110 and the floating body module 120 open, so as to facilitate cleaning, checking and maintenance of the module in this embodiment, and reduce the operation difficulty of operators during overhaul.

In a deep sea area, the working environment is complex, and the rigid support 200 is configured as an L-shaped plate, so that the rigid support 200 can be adjusted according to the environmental conditions of different sea areas, such as wind speed, wave height, etc., for example, the length, width or reinforcement design of the L-shaped support is adjusted, so as to meet the stability and durability requirements under specific environments.

In one embodiment, and as illustrated in FIG. 2, the fixed end 210 is integrally provided with the mounting plate 121. The rigid support 200 and the mounting plate 121 of the floating body assembly 120 are integrally arranged, so that the connection strength and stability between the floating body assembly 120 and the photovoltaic assembly 110 can be enhanced, the number of connection points is reduced, and the risk that the normal operation of the embodiment is influenced due to failure of the connecting piece is reduced. And secondly, the step of on-site assembly can be reduced by the integrated arrangement, the construction process is simplified, and the installation time and cost are reduced.

The method and the device have the advantages that the number of connection points is reduced, namely the seawater corrosion problem of the movable connecting piece is avoided, the installation time and the cost are reduced, the embodiment can be rapidly deployed in a working environment inconvenient for construction, the environmental adaptability of the embodiment is improved, and the embodiment is suitable for being used in the deep sea area.

In one embodiment, as illustrated in fig. 2, for example, the fixing surface 220 is provided with a plurality of mounting holes. The photovoltaic module 110 is convenient to directly connect through the reserved mounting holes, the mounting process is standardized, and the mounting difficulty is reduced.

In one embodiment, as illustrated in fig. 1, for example, a plurality of rigid supports 200 are provided on the mounting plate 121, and the plurality of rigid supports 200 are provided in parallel. The plurality of parallel rigid supports 200 can effectively improve the connection strength between the floating body assembly 120 and the photovoltaic assembly 110, can avoid local overload of the rigid supports 200 when the embodiment is impacted by strong wind or sea waves, more evenly distribute the weight and external load of the photovoltaic assembly 110, remarkably improve the overall stability and the capability of resisting external force of the embodiment, reduce the risk of relative displacement or deformation between the photovoltaic assembly 110 and the floating body assembly 120, and prolong the service life of the embodiment.

In one embodiment, there are two rigid supports 200, illustratively, disposed in parallel, and the heights of the two rigid supports 200 are different. Thus, after the photovoltaic module 110 is mounted on the rigid support 200, the photovoltaic module 110 is inclined due to the difference in height between the two rigid supports 200, and the photovoltaic module 110 can better face the sun through controlling the inclination direction and the inclination angle, so that the power generation efficiency of the photovoltaic module 110 is improved.

In one embodiment, and as illustrated in FIG. 3, the float assembly 120 includes a float body having a cavity 122 disposed therein and a stiffener 123 disposed within the cavity 122, the stiffener 123 being capable of supporting the cavity 122. The cavity 122 structure is effective to increase the buoyancy that the floating body structure can provide, thereby providing better support to the photovoltaic module 110. The cavity 122 is combined with the internal reinforcement member 123, so that the structural strength and the bending resistance of the floating body assembly 120 can be greatly improved under the condition that the gravity center of the floating body is not remarkably increased, the floating body assembly 120 can bear larger external force impact, such as dynamic load caused by deep and open sea strong wind and billows, and the stability and the wave resistance of the embodiment are improved.

In one embodiment, as illustrated in fig. 3, for example, a plurality of reinforcing members 123 are provided in the cavity 122, and the positions of the reinforcing members 123 in the cavity 122 are provided corresponding to the positions of the rigid support 200 on the mounting plate 121. The cavity 122 is internally provided with the plurality of reinforcing pieces 123, so that the weight distribution and the buoyancy center of the floating body assembly 120 can be controlled and optimized more accurately while the overall strength of the floating body assembly 120 is improved, the stress of the floating body assembly 120 is more uniform, the local overload is reduced, and the service life is prolonged. The reinforcement 123 is arranged corresponding to the position of the rigid support 200, that is, the reinforcement 123 provides stress points for the rigid support 200 to support and reinforce the rigid support 200, so that the rigid support 200 can effectively transfer and disperse external acting force received by the photovoltaic module 110 to the main structure of the floating body module 120, and strengthen the rigidity and stability of the integral structure of the floating body module 120, avoid deformation of the floating body module 120, and ensure that the embodiment can still maintain a good working state under severe sea conditions.

In one embodiment, as illustrated in fig. 3, by way of example, the mounting plate 121 is provided on a floating body, on which a connection plate is further provided, which is provided at an edge of the mounting plate 121, which connection plate is capable of interconnecting with an adjacent floating body assembly 120. Through setting up the connecting plate, make a plurality of body subassemblies 120 can pass through connecting plate interconnect, a plurality of interconnect's body subassemblies 120 can form a overall structure, main body promptly to strengthen the stability of whole photovoltaic module 110 square matrix, improve the resistance ability of this embodiment to extreme weather in deep sea area, protection photovoltaic module 110 is not damaged, keeps generating efficiency.

In one embodiment, as shown in fig. 3, for example, a plurality of connection plates are provided, and the plurality of connection plates are connected end to end in sequence to form a closed frame, and the mounting plate 121 is provided as a side surface of the closed frame. The connecting plate constitutes the closed frame body and the mounting plate 121 is arranged to be the side surface of the closed frame body, so that the structure of the embodiment can be more reasonable and stable. The resistance of the embodiment to extreme weather in deep open sea areas is improved, and the embodiment is guaranteed to have enough structural strength, so that the service life of the embodiment is prolonged.

Illustratively, in the present embodiment, the floating body assembly 120 is provided as a rectangular plate, that is, four connection plates are provided, the four connection plates constitute a rectangular frame, and the mounting plate 121 is provided at a side of the rectangular frame. Thus, the floating body assembly 120 is convenient for modular design, easy for standardization and mass production, and reduced in manufacturing cost. The rectangular plate geometry facilitates accurate calculation and control of the buoyancy distribution of the float assembly 120, ensuring that the photovoltaic assembly 110 floats stably on the water surface. Furthermore, the floating body assembly 120 is arranged as a rectangular plate, and is also convenient to be connected with other floating body assemblies 120, namely, a plurality of photovoltaic power generation devices are connected with each other to form a photovoltaic power generation matrix, so that the overall stability and the wave resistance are improved, and the deep and open sea photovoltaic power generation operation is facilitated.

Example 2

The embodiment also provides an offshore floating type photovoltaic power generation system, which comprises the photovoltaic power generation equipment in any one of the embodiments, wherein a plurality of photovoltaic power generation equipment are arranged, the photovoltaic power generation equipment are mutually connected to form a main floating body, and the edge of the main floating body is further provided with a mooring floating body 300.

Specifically, when the present embodiment encounters a sea wave, the sea wave first impacts the mooring buoy 300, and after the sea wave is dispersed, energy is dissipated and absorbed by the mooring buoy 300, the sea wave contacts the main buoy, and the main buoy and the photovoltaic module 110 are protected by the mooring buoy 300.

In this embodiment, the plurality of photovoltaic power generation devices are connected by flexible connectors, and the main floating body and the mooring floating body 300 are also connected by flexible connectors. When having the wave to hit on this embodiment, the wave contacts with mooring body 300 earlier for mooring body 300 possesses the energy-absorbing effect owing to pass through flexonics spare interconnect between mooring body 300 and the main body for mooring body 300, that is to say, the wave is hit after beating on mooring body 300, and mooring body 300 can be through holistic deformation, displacement, and the impact force of wave is cleared up to the impact force of absorption part wave.

The main floating body is formed by connecting a plurality of photovoltaic power generation facilities through flexible connectors, and the characteristics of the mooring floating body 300 are provided in the same manner. That is, when the ocean waves strike the present embodiment, the ocean waves are refracted, absorbed and dispersed through the mooring floating body 300 at the outer edge, so that the energy carried by the ocean waves is reduced, and the impact force of the ocean waves is reduced. After the sea wave passes through the mooring buoy 300, the main buoy can also refract, absorb energy and disperse the sea wave, further reduce the energy carried by the sea wave and protect the photovoltaic module 110 arranged on the main buoy.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A photovoltaic power generation apparatus for use in an offshore floating photovoltaic power generation system, comprising:

a floating body assembly (120), wherein a mounting plate (121) is arranged on the floating body assembly (120);

-a photovoltaic module (110), the photovoltaic module (110) being mounted on the mounting plate (121);

the connecting assembly comprises a rigid support (200), the rigid support (200) is arranged on the mounting plate (121), and the photovoltaic assembly (110) can be detachably mounted on the rigid support (200).

2. The photovoltaic power generation apparatus according to claim 1, wherein the rigid support (200) is provided as an L-shaped board, the rigid support (200) includes a fixed end (210), a fixed face (220), the fixed end (210) abuts on the mounting board (121), and the photovoltaic module (110) is mounted on the fixed face (220).

3. The photovoltaic power plant according to claim 2, characterized in that the fixed end (210) is provided integrally with the mounting plate (121).

4. The photovoltaic power generation device according to claim 2, wherein the fixing surface (220) is provided with a plurality of mounting holes.

5. The photovoltaic power plant according to claim 1, characterized in that the rigid support (200) is provided in plurality on the mounting plate (121) and in that a plurality of the rigid supports (200) are arranged in parallel.

6. The photovoltaic power plant according to claim 1, characterized in that the floating body assembly (120) comprises a floating body and a stiffener (123), a cavity (122) being provided in the floating body, the stiffener (123) being provided in the cavity (122), the stiffener (123) being capable of supporting the cavity (122).

7. The photovoltaic power plant according to claim 6, characterized in that the stiffener (123) is provided in plurality in the cavity (122), and the position of the stiffener (123) in the cavity (122) is provided corresponding to the position of the rigid support (200) on the mounting plate (121).

8. The photovoltaic power plant according to claim 6, characterized in that the mounting plate (121) is arranged on the floating body, on which there is also arranged a connection plate arranged at the edge of the mounting plate (121), which connection plate can be interconnected with the adjacent floating body assembly (120).

9. The photovoltaic power generation device according to claim 8, wherein a plurality of connection plates are provided, and the plurality of connection plates are connected end to end in order to form a closed frame, and the mounting plate (121) is provided as a side surface of the closed frame.

10. An offshore floating photovoltaic power generation system, characterized by comprising a photovoltaic power generation device according to any of the preceding claims 1 to 9, wherein a plurality of photovoltaic power generation devices are provided, and wherein a plurality of photovoltaic power generation devices are connected to each other to form a main floating body, and a mooring floating body (300) is further provided at the edge of the main floating body.