Photovoltaic operation and maintenance system

Abstract

The utility model relates to a photovoltaic operation and maintenance system, which comprises a monitoring platform, a photovoltaic assembly, a control terminal, a cleaning assembly and a temperature and humidity detector, and is characterized in that the monitoring platform comprises a signal receiver, a signal transmitter, a display and a controller. The monitoring platform is arranged in a centralized control hall. The control terminal uploads the power generation efficiency of the photovoltaic module and the environment temperature and humidity, detected by the temperature and humidity detector, of the photovoltaic module to the monitoring platform through the signal receiver, and the monitoring platform is displayed through the displayer. A photovoltaic module cleaning command is sent to the control terminal through the signal transmitter, and the control terminal starts the cleaning module to clean the photovoltaic module, so that the power generation efficiency of the photovoltaic module is improved, and dust is prevented from affecting the power generation efficiency of the photovoltaic module; operation and maintenance personnel can perform operation and maintenance control on photovoltaic power stations in remote areas such as mountainous regions and marshes and inconvenient traffic areas through the monitoring platform in a centralized control hall.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic power stations, and in particular to a photovoltaic operation and maintenance system. Background Art

[0002] Most mountain swamp photovoltaic power stations are located in remote areas, and transportation is inconvenient in mountain swamps, which makes on-site operation and maintenance of photovoltaic power stations more difficult. In addition, dust in the air and the low temperature and high humidity of the environment are the main reasons for the reduced power generation efficiency of photovoltaic power stations, because the power generation efficiency of photovoltaic power stations depends on the illumination of photovoltaic panels, and dust covers the photovoltaic panels, blocking the sunlight from shining on the photovoltaic panels. In addition, low temperature and high humidity indirectly indicate that the light is weak where the photovoltaic panels are located. Utility Model Content

[0003] The utility model aims to provide a photovoltaic operation and maintenance system to solve the above problems existing in the prior art.

[0004] The technical solution of the utility model to solve the above technical problems is as follows:

[0005] A photovoltaic operation and maintenance system includes a monitoring platform, photovoltaic components, a control terminal, a cleaning component and a temperature and humidity detector. The cleaning component, the temperature and humidity detector and the control terminal are provided at each photovoltaic component installation point, and the photovoltaic components, the cleaning component and the temperature and humidity detector are all electrically connected to the control terminal. The monitoring platform includes a signal receiver, a signal transmitter, a display and a controller, and the signal receiver, the signal transmitter and the display are all electrically connected to the controller, and the signal receiver and the signal transmitter are also electrically connected to the control terminal.

[0006] The beneficial effects of the utility model are as follows: the monitoring platform is arranged in the centralized control hall, and the control terminal uploads the power generation efficiency of the photovoltaic module and the ambient temperature and humidity of the photovoltaic module detected by the temperature and humidity detector to the monitoring platform via the signal receiver for display on the display; when the power generation efficiency of the photovoltaic module is too low, the ambient temperature and humidity of the photovoltaic module in the corresponding period are queried; if the ambient temperature is low and / or the humidity is high, it is determined that the power generation efficiency of the photovoltaic module is too low due to the influence of the ambient temperature and / or humidity, and no processing is performed; otherwise, it is determined that the power generation efficiency of the photovoltaic module is too low due to the influence of dust on the photovoltaic module, and a command for cleaning the photovoltaic module is sent to the control terminal via the signal transmitter, and the control terminal starts the cleaning component to clean the photovoltaic module, thereby improving the power generation efficiency of the photovoltaic module and avoiding the influence of dust on the power generation efficiency of the photovoltaic module; the operation and maintenance personnel only need to use the monitoring platform in the centralized control hall to realize the operation, maintenance and control of the photovoltaic power station located in remote and inconveniently trafficked areas such as mountains and swamps.

[0007] On the basis of the above technical solution, the present invention can also be improved as follows.

[0008] Furthermore, an angle adjuster is provided on the photovoltaic assembly, and the control terminal is also electrically connected to the angle adjuster.

[0009] Furthermore, the angle adjuster includes a first motor and a second motor, the output shaft of the first motor is fixedly connected to the support rod at the bottom of the photovoltaic panel of the photovoltaic assembly, the top of the support rod is hinged to the bottom of the photovoltaic panel, and the hinge ear of the photovoltaic panel is fixedly connected to the output shaft of the second motor, and the control terminal is electrically connected to the first motor and the second motor respectively.

[0010] Furthermore, both the first motor and the second motor are stepping motors.

[0011] Furthermore, the monitoring platform is wirelessly connected to the mobile terminal. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a circuit structure framework diagram of the utility model;

[0013] Figure 2 It is a structural schematic diagram of the utility model.

[0014] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0015] 1. Monitoring platform, 11. Signal receiver, 12. Signal transmitter, 13. Display, 14. Controller, 2. Control terminal, 3. Cleaning component, 4. Temperature and humidity detector, 5. Photovoltaic component, 51. Angle adjuster, 511. First motor, 512. Second motor, 52. Photovoltaic panel, 53. Support rod, 6. Mobile terminal. DETAILED DESCRIPTION

[0016] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0017] like Figure 1 As shown, a photovoltaic operation and maintenance system includes a monitoring platform 1, photovoltaic components 5, a control terminal 2, a cleaning component 3 and a temperature and humidity detector 4. A cleaning component 3, a temperature and humidity detector 4 and a control terminal 2 are provided at each installation point of the photovoltaic component 5. The photovoltaic components 5, the cleaning component 3 and the temperature and humidity detector 4 are all electrically connected to the control terminal 2. The monitoring platform 1 includes a signal receiver 11, a signal transmitter 12, a display 13 and a controller 14. The signal receiver 11, the signal transmitter 12 and the display 13 are all electrically connected to the controller 14. The signal receiver 11 and the signal transmitter 12 are also electrically connected to the control terminal 2.

[0018] The monitoring platform 1 is arranged in the centralized control hall, and the control terminal 2 uploads the power generation efficiency of the photovoltaic module 5 and the ambient temperature and humidity of the photovoltaic module 5 detected by the temperature and humidity detector 4 to the monitoring platform 1 through the signal receiver 11 for display through the display 13; when the power generation efficiency of the photovoltaic module 5 is too low, the ambient temperature and humidity of the photovoltaic module 5 in the corresponding period are queried; if the ambient temperature is low and / or the humidity is high, it is determined that the power generation efficiency of the photovoltaic module 5 is too low due to the influence of the ambient temperature and / or humidity, and no processing is performed; on the contrary, it is determined that the power generation efficiency of the photovoltaic module 5 is too low due to the influence of dust on the photovoltaic module 5, and a command for cleaning the photovoltaic module is sent to the control terminal 2 through the signal transmitter 12, and the control terminal 2 starts the cleaning component 3 to clean the photovoltaic module 5, thereby improving the power generation efficiency of the photovoltaic module 5 and avoiding the influence of dust on the power generation efficiency of the photovoltaic module 5; the operation and maintenance personnel only need to use the monitoring platform 1 in the centralized control hall to realize the operation, maintenance and control of the photovoltaic power station located in remote and inconveniently trafficked areas such as mountains and swamps.

[0019] Embodiment 2 of the present invention is a photovoltaic operation and maintenance system. Based on Embodiment 1, an angle adjuster 51 is provided on the photovoltaic component 5 , and the control terminal 2 is also electrically connected to the angle adjuster 51 .

[0020] When the ambient temperature is high and the humidity is low, if the power generation efficiency of the photovoltaic module 5 is still low after the photovoltaic module 5 is cleaned by the cleaning component 3, it is determined that the low power generation efficiency of the photovoltaic module 5 is affected by the angle of sunlight, and a command to adjust the angle of the photovoltaic module 5 is sent to the control terminal 2 through the signal transmitter 12, and the control terminal 2 starts the angle adjuster 51 to adjust the angle of the photovoltaic module 5 to adapt to the angle of sunlight, thereby providing high power generation efficiency of the photovoltaic module 5.

[0021] like Figure 2 As shown, embodiment 3 of the utility model is a photovoltaic operation and maintenance system. On the basis of embodiment 1 or 2, the angle adjuster 51 includes a first motor 511 and a second motor 512, the output shaft of the first motor 511 is fixedly connected to the support rod 53 at the bottom of the photovoltaic panel 52 of the photovoltaic assembly 5, the top of the support rod 53 is hinged to the bottom of the photovoltaic panel 52, and the hinge ear of the photovoltaic panel 52 is fixedly connected to the output shaft of the second motor 512, and the control terminal 2 is electrically connected to the first motor 511 and the second motor 512 respectively.

[0022] The two motors are used to realize the rotation of the photovoltaic panel 52 and the adjustment of the pitch angle of the photovoltaic panel 52 so that the photovoltaic panel 52 can adapt to the angle of sunlight.

[0023] Embodiment 4 of the present invention is a photovoltaic operation and maintenance system. Based on any one of embodiments 1 to 3, the first motor 511 and the second motor 512 are both stepper motors.

[0024] The stepper motor is conducive to achieving control of adjustment accuracy, and the angle adjustment is gradual and controllable.

[0025] Embodiment 5 of the present invention is a photovoltaic operation and maintenance system. Based on any one of embodiments 1 to 4, a monitoring platform 1 is wirelessly connected to a mobile terminal 6 .

[0026] The mobile terminal 6 can help the operation and maintenance personnel to quickly query the relevant information of the photovoltaic power station without being restricted by location. In a specific embodiment, the mobile terminal 6 is a mobile phone or a computer.

[0027] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A photovoltaic operation and maintenance system, characterized in that: The invention comprises a monitoring platform (1), a photovoltaic module (5), a control terminal (2), a cleaning module (3) and a temperature and humidity detector (4); the cleaning module (3), the temperature and humidity detector (4) and the control terminal (2) are arranged at each photovoltaic module (5) installation point; the photovoltaic module (5), the cleaning module (3) and the temperature and humidity detector (4) are all electrically connected to the control terminal (2); the monitoring platform (1) comprises a signal receiver (11), a signal transmitter (12), a display (13) and a controller (14); the signal receiver (11), the signal transmitter (12) and the display (13) are all electrically connected to the controller (14); the signal receiver (11) and the signal transmitter (12) are also electrically connected to the control terminal (2).

2. A photovoltaic operation and maintenance system according to claim 1, characterized in that: The photovoltaic assembly (5) is provided with an angle adjuster (51), and the control terminal (2) is also electrically connected to the angle adjuster (51).

3. A photovoltaic operation and maintenance system according to claim 2, characterized in that: The angle adjuster (51) comprises a first motor (511) and a second motor (512); the output shaft of the first motor (511) is fixedly connected to a support rod (53) at the bottom of a photovoltaic panel (52) of the photovoltaic assembly (5); the top of the support rod (53) is hinged to the bottom of the photovoltaic panel (52); and the hinge ear of the photovoltaic panel (52) is fixedly connected to the output shaft of the second motor (512); and the control terminal (2) is electrically connected to the first motor (511) and the second motor (512), respectively.

4. A photovoltaic operation and maintenance system according to claim 3, characterized in that: The first motor (511) and the second motor (512) are both stepping motors.

5. A photovoltaic operation and maintenance system according to any one of claims 1 to 4, characterized in that: The monitoring platform (1) is wirelessly connected to the mobile terminal (6).

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