阅读说明：本技术 一种光伏板追日跟踪系统 (Photovoltaic panel sun tracking system ) 是由 钟金斌 于 2019-10-25 设计创作，主要内容包括：本发明公开了一种光伏板追日跟踪系统,包括处理芯片,所述处理芯片分别电信号连接有光信号分析模块、电源模块和信号转换模块,所述光信号分析模块上连接有若干光敏组件,所述光敏组件用于接收并检测光照参数,并通过计算得出光敏组件的电阻值差,所述电源模块用于为系统提供电能；所述信号转换模块将输出信号转换成控制电流,所述信号转换模块的输出端依次连接有信号放大模块和电机驱动模块,所述信号放大模块用于将控制电流进行放大处理。本发明可用于太阳能路灯、太阳能光伏电站的追日控制,使得光伏板始终对准太阳直射,最大程度提高光伏板发电量,从而产生可观的经济效益,以及创造新能源节能环保的社会价值。(The invention discloses a photovoltaic panel sun tracking system which comprises a processing chip, wherein the processing chip is respectively connected with an optical signal analysis module, a power supply module and a signal conversion module in an electric signal mode, the optical signal analysis module is connected with a plurality of photosensitive assemblies, the photosensitive assemblies are used for receiving and detecting illumination parameters and obtaining resistance value differences of the photosensitive assemblies through calculation, and the power supply module is used for providing electric energy for the system; the signal conversion module converts the output signal into a control current, the output end of the signal conversion module is sequentially connected with a signal amplification module and a motor driving module, and the signal amplification module is used for amplifying the control current. The solar tracking control system can be used for sun tracking control of solar street lamps and solar photovoltaic power stations, so that the photovoltaic panel is always aligned with direct sunlight, the power generation capacity of the photovoltaic panel is improved to the maximum extent, considerable economic benefits are generated, and the social value of new energy conservation and environmental protection is created.)

1. The utility model provides a photovoltaic board tracker of chasing after a day, is including handling the chip, it is connected with light signal analysis module, power module and signal conversion module, its characterized in that to handle the chip respectively the electricity signal:

the optical signal analysis module is connected with a plurality of photosensitive assemblies, the photosensitive assemblies are used for receiving and detecting illumination parameters, resistance value differences of the photosensitive assemblies are obtained through calculation, and the resistance value differences are converted into output signals to be processed by a processing chip;

the power supply module is used for providing electric energy for the system;

the signal conversion module converts the output signal into a control current, the output end of the signal conversion module is sequentially connected with a signal amplification module and a motor driving module, the signal amplification module is used for amplifying the control current, and the amplified current is input into the motor driving module and used for controlling a motor to rotate so as to adjust the angle of the photovoltaic panel.

2. A photovoltaic panel sun tracking system according to claim 1, wherein: the photosensitive assemblies are provided with 4 photosensitive assemblies which are distributed in an array, and a shading convex body which is convex upwards is fixed in the middle of each of the 4 photosensitive assemblies.

3. A photovoltaic panel sun tracking system according to claim 1, wherein: the processing chip is also connected with a charging module, and the charging module is electrically connected with the power supply module and used for detecting the residual electric quantity of the power supply module and automatically starting to charge the power supply module when the electric quantity of the power supply module reaches a lower limit value.

4. A photovoltaic panel sun tracking system according to claim 1, wherein: the processing chip is further connected with an automatic reset module, the automatic reset module is provided with a light control circuit, and when the detection result is dark, the light control circuit sends a signal to the processing chip to control the driving motor to reversely reset.

Technical Field

The invention belongs to the technical field of solar energy, and particularly relates to a photovoltaic panel sun tracking system.

Background

Solar energy refers to the heat radiation energy of the sun, and the main expression is the solar ray. The energy source is one of clean energy sources which are generally used for generating electricity or providing energy for a water heater in modern times. Most of the existing solar energy in life is solar street lamps and solar power generation, and in application, a photovoltaic panel needs to be opposite to the sun to provide electric energy by utilizing sunlight irradiation. The photovoltaic panel has the highest power generation efficiency when the sun directly irradiates the photovoltaic panel because the emission efficiency of the photovoltaic panel fluctuates with the change of the irradiation angle of the sun. And current solar street lamp and solar power system are mostly fixed knot structure at installation photovoltaic board-like, can't move along with the sun and adjust the angle of illumination of photovoltaic board.

Disclosure of Invention

The invention aims to provide a photovoltaic panel sun tracking system to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a sun tracking system of a photovoltaic panel comprises a processing chip, wherein the processing chip is respectively connected with an optical signal analysis module, a power supply module and a signal conversion module in an electric signal mode, the optical signal analysis module is connected with a plurality of photosensitive assemblies, the photosensitive assemblies are used for receiving and detecting illumination parameters, resistance value differences of the photosensitive assemblies are obtained through calculation, and the resistance value differences are converted into output signals to be processed by the processing chip;

the power supply module is used for providing electric energy for the system;

the signal conversion module converts the output signal into a control current, the output end of the signal conversion module is sequentially connected with a signal amplification module and a motor driving module, the signal amplification module is used for amplifying the control current, and the amplified current is input into the motor driving module and used for controlling a motor to rotate so as to adjust the angle of the photovoltaic panel.

Preferably, the photosensitive assemblies are provided with 4 photosensitive assemblies which are distributed in an array, and a light shielding convex body which protrudes upwards is fixed in the middle of each of the 4 photosensitive assemblies.

Preferably, the processing chip is further connected with a charging module, and the charging module is electrically connected with the power module and is used for detecting the residual electric quantity of the power module and automatically starting to charge the power module when the electric quantity of the power module reaches a lower limit value.

Preferably, the processing chip is further connected with an automatic reset module, the automatic reset module is provided with a light control circuit, and when the detection result is dark, the light control circuit sends a signal to the processing chip to control the driving motor to reversely reset.

The invention has the technical effects and advantages that:

the solar tracking control system can be used for sun tracking control of solar street lamps and solar photovoltaic power stations, so that the photovoltaic panel is always aligned with direct sunlight, the power generation capacity of the photovoltaic panel is improved to the maximum extent, considerable economic benefits are generated, and the social value of new energy conservation and environmental protection is created.

Drawings

FIG. 1 is a schematic diagram of the system of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, a sun tracking system for photovoltaic panels comprises a processing chip, wherein the processing chip is respectively connected with an optical signal analysis module, a power module and a signal conversion module through electric signals, the optical signal analysis module is connected with a plurality of photosensitive assemblies, the photosensitive assemblies are provided with 4 photosensitive assemblies which are distributed in an array, a shading convex body which protrudes upwards is fixed in the middle of each of the 4 photosensitive assemblies, when illumination obliquely irradiates on the optical signal analysis module along with the movement of the sun, the shading convex body is arranged in a convex manner to shade part of the photosensitive assemblies, the illumination effects of the 4 photosensitive assemblies are different, the photosensitive assemblies are used for receiving and detecting illumination parameters, the resistance value difference of the photosensitive assemblies is obtained through calculation, the photosensitive assemblies are converted into output signals according to the resistance value difference and are processed by the processing chip, the output signals are divided into two groups, one group is positive and negative, the other group is negative and positive, one group of signals is used for controlling the driving motor to rotate to adjust the X-axis direction of the photovoltaic panel, and the other group of signals is used for controlling the driving motor to rotate to adjust the Y-axis direction of the photovoltaic panel;

the power module is used for providing electric energy for the system, the processing chip is also connected with a charging module, the charging module is electrically connected with the power module and is used for detecting the residual electric quantity of the power module and automatically starting to charge the power module when the electric quantity of the power module reaches a lower limit value, a lithium battery is adopted to realize independent work of a power supply and supply power for the whole system and the driving motor, and the processing chip starts the charging module when the electric quantity of the lithium battery reaches the lower limit value and charges the lithium battery by utilizing the power generation of the solar photovoltaic panel;

the photovoltaic panel angle adjusting device comprises a signal conversion module, a signal amplification module and a motor driving module, wherein the signal conversion module converts an output signal into a control current, the output end of the signal conversion module is sequentially connected with the signal amplification module and the motor driving module, the signal amplification module is used for amplifying the control current, the amplified current is input into the motor driving module and is used for controlling the motor to rotate, so that the angle of the photovoltaic panel is adjusted, when an operation result is a positive signal and a negative signal, the signal is amplified and output through an amplification circuit to drive the motor to rotate positively, and when the operation result is a negative signal and a positive signal, the signal is amplified and.

The processing chip is further connected with an automatic reset module, the automatic reset module is provided with a light control circuit, and when the detection result is dark, the light control circuit sends a signal to the processing chip to control the driving motor to reversely reset.

The solar tracking control system can be used for sun tracking control of solar street lamps and solar photovoltaic power stations, so that the photovoltaic panel is always aligned with direct sunlight, the power generation capacity of the photovoltaic panel is improved to the maximum extent, considerable economic benefits are generated, and the social value of new energy conservation and environmental protection is created.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.