CN207200667U - A kind of distributed roof photovoltaic generating monitoring device based on Internet of Things - Google Patents

Abstract

The utility model proposes a kind of distributed roof photovoltaic generating monitoring device based on Internet of Things,Including solar panel,Inverter,Master controller and power network,Solar panel output end is connected to inverter,Inverter output end is connected to power network,Master controller is connected on the both ends of inverter,Master controller includes measure voltage ＆amp,Dust detection module,Temperature detecting module,MCU controllers,Electric energy metering module and Internet of Things module,MCU controllers are connected with Internet of Things module,The voltage and current signal that will be detected,Dust signal,Temperature signal,Power signal carries out telecommunication by Internet of Things module,User can carry out remote monitoring by mobile phone or PC ends to distributed roof photovoltaic power generation system,MCU controllers are connected with alarm module,When the signal value detected exceedes preset range,Alarm module can carry out alarm,The utility model apparatus structure is simple,It is easy to use,It is easily installed,It can be widely applied in distributed roof field of photovoltaic power generation.

Description

A distributed rooftop photovoltaic power generation monitoring device based on the Internet of Things

technical field

The utility model relates to the field of solar energy, in particular to a distributed roof photovoltaic power generation monitoring device based on the Internet of Things.

Background technique

With the increasingly serious problem of environmental pollution and the gradual shortage of fossil energy, solar energy is being widely used as an inexhaustible renewable energy. Photovoltaic power generation is one of the main ways of utilizing solar energy.

Rooftop photovoltaic power generation systems are currently widely used. The improvement of photovoltaic power generation efficiency has always been the focus of people's attention. There are many factors that affect the output of photovoltaic cells, mainly including temperature, wind speed, solar illumination, dust on the surface of photovoltaic panels, shadows, etc., and photovoltaic power generation Often in places where the sunshine time is relatively long and the temperature is relatively high, it is easy to cause overheating and overvoltage. Based on this, for the rooftop photovoltaic power generation system, an intelligent monitoring device is urgently needed to monitor the operating status of the rooftop photovoltaic power generation system in real time. , to monitor and warn the temperature and voltage of photovoltaic panels to prevent equipment damage, and remind people to clean and maintain the rooftop photovoltaic power generation system.

The utility model designs a distributed roof photovoltaic power generation monitoring device based on the Internet of Things. The device uses the Internet of Things as a communication module, which can realize the remote monitoring function of the distributed rooftop photovoltaic power generation, and can remotely and timely understand the operation of the photovoltaic device. It is easy to manage and find problems in time and repair them in time. It has the advantages of simple installation, convenient use, and intelligent remote monitoring.

Utility model content

The purpose of the utility model is to provide a distributed photovoltaic power generation monitoring device based on the Internet of Things for the rooftop photovoltaic power generation system to be affected by factors such as temperature, wind speed, solar illumination, dust on the surface of photovoltaic panels, and shadow blocking.

The technical scheme of the utility model is achieved in that:

A distributed rooftop photovoltaic power generation monitoring device based on the Internet of Things, including a solar panel, an inverter, a main controller and a power grid, the output of the solar panel is connected to the inverter, and the output of the inverter is connected to the To the power grid, the inverter inverts the direct current output from the solar panels into alternating current and then feeds it into the power grid. The main controller is connected to both ends of the inverter. The main controller includes a voltage and current detection module and a dust detection module. , a temperature detection module, an MCU controller, an electric energy measurement module and an Internet of Things module, the voltage and current detection module is connected to the input end of the inverter, the electric energy measurement module is connected to the input end of the grid, the voltage and current detection module, The dust detection module, the temperature detection module and the electric energy metering module are all data connected to the MCU controller, and the MCU controller is connected to the Internet of Things module.

The MCU controller is a STCCAS single-chip microcomputer.

An alarm module is connected to the MCU controller.

The IoT module can be connected to a mobile phone or a PC through a 4G network.

Adopt above-mentioned technical scheme, the beneficial effect of the utility model is:

1. The utility model device can monitor the operation status of the roof photovoltaic power generation system in real time, monitor and warn the temperature and voltage of the photovoltaic panel to prevent equipment damage, and remind people to clean and maintain the roof photovoltaic power generation system;

2. This utility carefully and patiently uses the Internet of Things as a communication module, which can remotely monitor the operation status of the rooftop photovoltaic power generation system;

3. The device of the utility model has the advantages of simple structure, convenient use and easy installation, and can be widely used in the field of distributed rooftop photovoltaic power generation.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without any creative effort.

Fig. 1 is a block diagram of the utility model;

Fig. 2 is the structural block diagram of main controller of the present utility model;

Among them: 1-solar panel; 2-inverter; 3-grid; 4-main controller; 5-voltage and current detection module; 6-dust detection module; 7-temperature detection module; 8-MCU controller; 9 -electric energy metering module; 10-alarm module; 11-internet of things module.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Figure 1 and 2:

A distributed rooftop photovoltaic power generation monitoring device based on the Internet of Things, including a solar panel 1, an inverter 2, a main controller 4 and a grid 3, the output of the solar panel 1 is connected to the inverter 2, the The output end of the inverter 2 is connected to the grid 3, and the main controller 4 is connected to both ends of the inverter 2. The main controller 4 includes a voltage and current detection module 5, a dust detection module 6, a temperature detection module 7, MCU controller 8, electric energy metering module 9 and Internet of things module 11, described voltage and current detection module 5 is connected at the input end of inverter 2, and described electric energy metering module 9 is connected at the input end of grid 3, and described voltage and current detection module Module 5, dust detection module 6, temperature detection module 7 and electric energy metering module 9 are all data connected to MCU controller 8, voltage and current detection module 5 collects the voltage and current value of the input port of inverter 2, and sends the collected signal to In the MCU controller 8, the dust detection module 6 detects the dust signal of the photovoltaic cell panel 1, and sends the signal to the MCU controller 8, and the temperature detection module 7 detects the temperature signal of the photovoltaic cell panel 1, and sends the signal to the MCU In the controller 8, the electric energy metering module 9 is used to measure the power that the inverter 2 incorporates into the grid 3, and sends the power signal to the MCU controller 8, and the MCU controller 8 is connected to the Internet of Things module 11, and the The detected voltage and current signals, dust signals, temperature signals, and power signals are communicated remotely through the IoT module 11 .

The MCU controller 8 is a STCCAS single-chip microcomputer, and the MCU controller 8 is connected with an alarm module 10. When the detected signal value exceeds a predetermined range, the alarm module 10 can give an alarm prompt, and the Internet of Things module 11 can pass 4G The network is connected to the mobile phone or PC, and the user can remotely monitor the distributed rooftop photovoltaic power generation system through the mobile phone or PC.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in the Within the protection scope of the present utility model.

Claims (4)

1. a kind of distributed roof photovoltaic generating monitoring device based on Internet of Things, including solar panel (1), inverter (2), master controller (4) and power network (3), it is characterised in that：Solar panel (1) output end is connected to inverter (2), Inverter (2) output end is connected to power network (3), and the master controller (4) is connected on the both ends of inverter (2), the master control Device (4) processed include measure voltage ＆amp (5), dust detection module (6), temperature detecting module (7), MCU controllers (8), Electric energy metering module (9) and Internet of Things module (11), the measure voltage ＆amp (5) are connected to inverter (2) input, The electric energy metering module (9) is connected to the input of power network (3), the measure voltage ＆amp (5), dust detection module (6), temperature detecting module (7) and electric energy metering module (9) data connects MCU controllers (8), the MCU controllers (8) and Internet of Things module (11) is connected.

2. a kind of distributed roof photovoltaic generating monitoring device based on Internet of Things according to claim 1, its feature exist In the MCU controllers (8) are STCCAS single-chip microcomputers.

3. a kind of distributed roof photovoltaic generating monitoring device based on Internet of Things according to claim 1, its feature exist In being connected with alarm module (10) on the MCU controllers (8).

4. a kind of distributed roof photovoltaic generating monitoring device based on Internet of Things according to claim 1, its feature exist In the Internet of Things module (11) can pass through 4G network connections mobile phone or PC.