CN204145376U - A kind of photovoltaic generating system based on lack of balance automation strategy - Google Patents

Abstract

The utility model discloses a kind of photovoltaic generating system based on lack of balance automation strategy, comprise at least two tactic photovoltaic power generation apparatus, each device comprise carriage center column, the control module be arranged on carriage center column, two bracket lip columns, pulley, guide rail, two pieces of fixed frames placed side by side and the photovoltaic module that is arranged in fixed frame; Carriage center column is that y-type structure is fixed in the middle of two pieces of fixed frames, the upper end of carriage center column is fixed and is propped up two pieces of fixed frames, the top and bottom of carriage center column are flexibly connected, the upper end of two bracket lip columns is individually fixed in another side relative to carriage center column of fixed frame, pulley is equipped with in the lower end of bracket lip column, and pulley is slided in the horizontal direction by guide rail; Carriage center column is telescopic at vertical direction, and control module controls the height of carriage center column, makes sunlight reflex to adjacent photovoltaic power generation apparatus.This system maximizes utilizes solar power generation.

Description

A Photovoltaic Power Generation System Based on Unbalanced Group Control Strategy

technical field

The utility model relates to a photovoltaic power generation system based on an unbalanced group control strategy, in particular to a photovoltaic power generation system that maximizes the use of light energy and improves the power generation efficiency of a power station.

Background technique

With the development of human industry, under the situation of global warming, deterioration of human ecological environment, shortage of conventional energy resources and environmental pollution, the use of fossil energy continues to bring pressure on the environment, and solar photovoltaic power generation technology is generally accepted. The attention and support of the governments of various countries. Countries all over the world have accelerated the development and utilization of clean new energy. Solar energy is more and more popular because of its clean, harmless and wide distribution. Solar photovoltaic has also become a hot spot for distributed new energy generation.

At present, the development and construction of solar photovoltaic power stations has become more and more mature, and the construction cost, especially the photovoltaic modules, is showing a downward trend year by year. However, with the continuous increase of photovoltaic installed capacity, land resources suitable for the development of photovoltaic projects are becoming more and more precious, so how to maximize the use of Limited land resources have become an urgent issue in the construction of photovoltaic power plants. Moreover, the traditional fixed inclination and tracking system will have the problem of shadow occlusion, resulting in hot spot effect.

Utility model content

The purpose of this utility model is to provide a photovoltaic power generation system based on an unbalanced group control strategy, which can make greater use of solar power to generate electricity.

In order to achieve the above object, the solution of the present utility model is:

A photovoltaic power generation system based on an unbalanced group control strategy, including at least two sequentially arranged photovoltaic power generation devices, each device includes a support center column, a control module installed on the support center column, two support side columns, pulleys, Guide rails, two fixed frames placed side by side, and photovoltaic modules installed in the fixed frame; the central column of the support is in a Y-shaped structure and located between the two fixed frames, the lower end of the central column of the support is fixed, and the upper end of the central column of the support is fixed and supported There are two fixed frames, the upper end and the lower end of the support center column are movably connected, the upper ends of the two support side columns are respectively fixed on the other side of the fixed frame relative to the support center column, and the lower ends of the support side columns are equipped with pulleys. The pulley slides in the horizontal direction through the guide rail; the central column of the support is scalable in the vertical direction, and the control module controls the height of the central column of the support according to the sun's altitude angle, so that sunlight is reflected to the adjacent photovoltaic power generation device.

Further, the photovoltaic power generation system adjusts the inclination angle of the photovoltaic module to half of the sun's altitude angle through the control module, so as to completely reflect sunlight.

Further, the photovoltaic power generation system is installed on the ground, and the lower end of the central column of the bracket and the guide rails are fixed on the ground.

Further, the photovoltaic power generation system is installed on the roof, and the lower end of the central column of the bracket and the guide rails are fixed on the roof.

Further, the upper end and the lower end of the central column of the bracket are hingedly connected.

After adopting the above scheme, the utility model adjusts the inclination angle of the photovoltaic module in real time, rationally utilizes the reflected light on the surface of the module, and can maximize the use of solar energy for power generation.

Description of drawings

Fig. 1 is a schematic diagram of laying photovoltaic modules of the present invention.

Fig. 2 is a schematic oblique view of the photovoltaic module of the present invention.

Fig. 3 is a schematic diagram of the working principle of the photovoltaic power generation system of the present invention.

Detailed ways

The technical solutions of the present utility model will be described in detail below in conjunction with the accompanying drawings.

As shown in Figures 1 and 2, a photovoltaic power generation system based on an unbalanced group control strategy of the present invention includes at least two photovoltaic power generation devices arranged in sequence, and each device includes a support center column 1, which is installed in the center of the support The control module 7 on the column 1, the two supporting columns 2, the pulley 3, the guide rail 4, two fixed frames 5 placed side by side, and the photovoltaic module 6 installed in the fixed frame 5.

The central column 1 of the support is a Y-shaped structure, the central column 1 of the support is located in the middle of the two fixed frames 5, the lower end of the central column 1 of the support is fixed, and the upper end of the central column 1 of the support is fixed and supports two fixed frames 5, The upper end and the lower end of the support central column 1 are movably connected. In this embodiment, the upper end and the lower end of the support central column 1 are hingedly connected. The central column 1 of the support is scalable in the vertical direction, and the height of the central column 1 of the support is controlled manually or through the control module 7 . The upper ends of the two support side columns 2 are respectively fixed on the other side of the fixed frame 5 relative to the support center column 1, and the lower end of the support side column 2 is equipped with a pulley 3, and the pulley 3 passes through the guide rail 4 in the horizontal direction. Slide, and then adjust the inclination angle of the photovoltaic module 6.

The support central column 1 expands and contracts under the action of the control module 7. At the same time, the support side column 2 slides in the horizontal direction through the guide rail 4, and through the joint action of the support center column 1 and the support side column 2, the inclination angle of the photovoltaic module is adjusted. Effect.

As shown in Figure 3, the height of the central column 1 of the bracket is controlled according to the different solar altitude angles, and the inclination angle of the photovoltaic module 6 is adjusted in real time. When the inclination angle of the photovoltaic module 6 is adjusted to half of the solar altitude angle, the sunlight is just right It is reflected to the adjacent photovoltaic power generation device to achieve the maximum effect of absorbing sunlight, thereby improving the power generation efficiency.

When encountering strong winds, the components can be adjusted to be arranged horizontally through the control module to improve the safety of the system. When it is raining and the wind is low, the inclination angle of the modules should be increased to facilitate the erosion of the modules by rainwater, ensure the cleanliness of the surface of the modules, and improve the power generation efficiency of the power station.

When the photovoltaic power generation system is installed on the ground, the lower end of the central column of the bracket and the guide rails are fixed on the ground. When the photovoltaic power generation system is installed on the roof, the lower end of the central column of the support and the guide rails are fixed on the roof, which can save ground space.

The utility model adjusts the inclination angle of the photovoltaic module in real time through the unbalanced control of the inclination angle of the photovoltaic module, reasonably utilizes the reflected light on the surface of the module, and can maximize the use of solar energy for power generation. In rainy days, the self-cleaning of the module surface can be completed by increasing the inclination angle, and the power generation efficiency of the power station can be improved. Under the action of severe weather such as strong wind, the system is safer and more stable by adjusting the components to be arranged horizontally. Compared with the traditional fixed inclination and tracking system, the utility model avoids the shadow occlusion problem caused by the inclination and tracking system, and does not produce hot spot effect while maximizing the use of light energy.

The above embodiments are only to illustrate the technical ideas of the utility model, and cannot limit the protection scope of the utility model with this. Any changes made on the basis of the technical solutions according to the technical ideas proposed by the utility model all fall into the scope of the utility model. within the scope of the new protection.

Claims (5)

1. A photovoltaic power generation system based on an unbalanced group control strategy, comprising at least two sequentially arranged photovoltaic power generation devices, characterized in that: each device includes a support center column, a control module installed on the support center column, two Support side columns, pulleys, guide rails, two fixed frames placed side by side, and photovoltaic modules installed in the fixed frames; the central column of the bracket is in the middle of the two fixed frames in a Y-shaped structure, the lower end of the central column of the bracket is fixed, and the center of the bracket The upper end of the column is fixed and propped up by two fixed frames, the upper end of the central column of the bracket is connected with the lower end flexibly, the upper ends of the two side columns of the bracket are respectively fixed on the other side of the fixed frame relative to the central column of the bracket, and the side columns of the bracket side The lower end is equipped with a pulley, and the pulley slides in the horizontal direction through the guide rail; the central column of the support is retractable in the vertical direction, and the control module controls the height of the central column of the support according to the sun altitude angle, so that the sunlight is reflected to the adjacent Photovoltaic power generation device. 2. A photovoltaic power generation system based on an unbalanced group control strategy as claimed in claim 1, wherein the photovoltaic power generation system adjusts the inclination angle of the photovoltaic module to one-half of the sun altitude angle through the control module, Makes the sun's rays fully reflect. 3. A photovoltaic power generation system based on an unbalanced group control strategy as claimed in claim 1, wherein the photovoltaic power generation system is installed on the ground, and the lower end of the support center column and the guide rails are fixed on the ground. 4. A photovoltaic power generation system based on an unbalanced group control strategy as claimed in claim 1, wherein the photovoltaic power generation system is installed on the roof, and the lower end of the support center column and the guide rails are fixed on the roof. 5. A photovoltaic power generation system based on an unbalanced group control strategy as claimed in claim 1, wherein the upper end and the lower end of the central column of the support are hingedly connected.