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CN-121984430-A - Regulation and control method and system of photovoltaic cleaning robot

CN121984430ACN 121984430 ACN121984430 ACN 121984430ACN-121984430-A

Abstract

The application discloses a regulation and control method and a regulation and control system of a photovoltaic cleaning robot, and relates to the technical field of photovoltaic cleaning. The method comprises the steps of obtaining grid-connected regulation data of a power grid and power generation operation data of a photovoltaic power station, controlling a photovoltaic cleaning robot to stop cleaning the photovoltaic power station when the accumulated grid-connected electric quantity is larger than or equal to the upper limit of the grid-connected electric quantity or the power electricity discarding rate is larger than or equal to a preset first electricity discarding rate threshold value, and controlling the photovoltaic cleaning robot to execute cleaning on the photovoltaic power station when the accumulated grid-connected electric quantity is smaller than the upper limit of the grid-connected electric quantity and the power electricity discarding rate is smaller than the first electricity discarding rate threshold value. According to the application, the accumulated grid-connected electric quantity and the power discarding rate are taken as the judging basis, and the photovoltaic cleaning robot is controlled to execute or stop cleaning the photovoltaic power station, so that the accurate coordination of the photovoltaic cleaning robot with the power grid acceptance capability and the power generation requirement of the photovoltaic power station is realized, the electric power waste aggravated by the cleaning action is avoided, the unnecessary abrasion of the photovoltaic cleaning robot is reduced, and the unnecessary operation and maintenance cost is reduced.

Inventors

  • WU WENXIANG

Assignees

  • 仁洁智能科技有限公司

Dates

Publication Date
20260505
Application Date
20260209

Claims (10)

  1. 1. The regulation and control method of the photovoltaic cleaning robot is characterized by comprising the following steps of: Acquiring grid-connected regulation data of a power grid and power generation operation data of a photovoltaic power station, wherein the grid-connected regulation data comprises an upper limit of grid-connected electric quantity, and the power generation operation data comprises accumulated grid-connected electric quantity and power rejection rate; when the accumulated grid-connected electric quantity is larger than or equal to the upper limit of the grid-connected electric quantity or the power rejection rate is larger than or equal to a preset first rejection rate threshold value, controlling a photovoltaic cleaning robot to stop cleaning the photovoltaic power station; And when the accumulated grid-connected electric quantity is smaller than the upper limit of the grid-connected electric quantity and the power rejection rate is smaller than the first rejection rate threshold value, controlling a photovoltaic cleaning robot to clean the photovoltaic power station.
  2. 2. The method of claim 1, wherein controlling a photovoltaic cleaning robot to perform cleaning of the photovoltaic power plant when the accumulated grid-tie electrical quantity is less than the grid-tie electrical quantity upper limit and the power rejection rate is less than the first rejection rate threshold comprises: And when the accumulated grid-connected electric quantity is smaller than the upper limit of the grid-connected electric quantity and the power rejection rate is smaller than a preset second rejection rate threshold, controlling a photovoltaic cleaning robot to perform cleaning on the photovoltaic power station at a preset first frequency, wherein the second rejection rate threshold is smaller than the first rejection rate threshold and the second rejection rate threshold is larger than 0.
  3. 3. The method of claim 2, wherein controlling the photovoltaic cleaning robot to perform cleaning of the photovoltaic power plant when the accumulated grid-tie electrical quantity is less than the grid-tie electrical quantity upper limit and the power rejection rate is less than the first rejection rate threshold comprises: when the accumulated grid-connected electric quantity is smaller than the upper limit of the grid-connected electric quantity, the power rejection rate is smaller than the first power rejection rate threshold, and the power rejection rate is larger than or equal to the second power rejection rate threshold, the photovoltaic cleaning robot is controlled to perform cleaning on the photovoltaic power station at a second frequency, wherein the second frequency is smaller than the preset first frequency.
  4. 4. The method of claim 2, further comprising obtaining a dust coverage of the photovoltaic power plant; When the accumulated grid-connected electric quantity is smaller than the grid-connected electric quantity upper limit and the power electricity discarding rate is smaller than a preset second electricity discarding rate threshold, controlling a photovoltaic cleaning robot to perform cleaning on the photovoltaic power station at a preset first frequency, wherein the method comprises the following steps: And when the accumulated grid-connected electric quantity is smaller than the upper limit of the grid-connected electric quantity, the power rejection rate is smaller than a preset second rejection rate threshold, and the dust coverage of the photovoltaic power station is larger than a preset first dust coverage threshold, controlling a photovoltaic cleaning robot to perform cleaning on the photovoltaic power station at the first frequency.
  5. 5. The method according to claim 4, wherein the method further comprises: when grid-connected power limitation is removed by the power grid, or dust coverage of the photovoltaic power station is larger than a preset second dust coverage threshold, the photovoltaic cleaning robot is controlled to execute cleaning on the photovoltaic power station at a preset first frequency, and the second dust coverage threshold is larger than the first dust coverage threshold.
  6. 6. The method of claim 1, wherein the controlling the photovoltaic cleaning robot to stop cleaning the photovoltaic power plant comprises: generating a stop control instruction and issuing the stop control instruction to the photovoltaic cleaning robot so that the photovoltaic cleaning robot responds to the stop control instruction to stop cleaning the photovoltaic power station; the control photovoltaic cleaning robot performs cleaning of the photovoltaic power station, including: And generating a cleaning control instruction and issuing the cleaning control instruction to the photovoltaic cleaning robot so that the photovoltaic cleaning robot can respond to the cleaning control instruction to perform cleaning on the photovoltaic power station.
  7. 7. The method of claim 6, wherein the method further comprises: and acquiring the running state of the photovoltaic cleaning robot so as to monitor the actual condition of the photovoltaic cleaning robot executing the running control instruction, wherein the running control instruction comprises the stopping control instruction and the cleaning control instruction.
  8. 8. The method of claim 7, wherein the operational state comprises a standby state, an in-sweep state, and a fault state, the method further comprising: And when the running state is the fault state, generating and reporting a fault alarm to prompt the photovoltaic cleaning robot to be in the fault state.
  9. 9. The method of claim 7, wherein the method further comprises: and displaying the grid-connected regulation data, the power generation operation data and the operation state of the photovoltaic cleaning robot in real time through display equipment.
  10. 10. A regulation and control system of a photovoltaic cleaning robot, comprising: the system comprises an acquisition module, a control module and a control module, wherein the acquisition module is used for acquiring grid-connected regulation data of a power grid and power generation operation data of a photovoltaic power station, the grid-connected regulation data comprise grid-connected electric quantity upper limit, and the power generation operation data comprise accumulated grid-connected electric quantity and power rejection rate; The control module is used for controlling the photovoltaic cleaning robot to stop cleaning the photovoltaic power station when the accumulated grid-connected electric quantity is greater than or equal to the upper limit of the grid-connected electric quantity or the power rejection rate is greater than or equal to a preset first rejection rate threshold value; And the control module is also used for controlling the photovoltaic cleaning robot to perform cleaning on the photovoltaic power station when the accumulated grid-connected electric quantity is smaller than the upper limit of the grid-connected electric quantity and the power discarding rate is smaller than the first discarding rate threshold value.

Description

Regulation and control method and system of photovoltaic cleaning robot Technical Field The application relates to the technical field of photovoltaic cleaning, in particular to a regulating and controlling method and system of a photovoltaic cleaning robot. Background The photovoltaic cleaning robot is one of core equipment for operation and maintenance of a photovoltaic power station, and has the core effects of reducing the influence of dust on the light transmittance of the assembly by cleaning dust and impurities attached to the surface of the photovoltaic assembly, so that the power generation efficiency and the total power generation amount of the photovoltaic assembly are improved, and the photovoltaic cleaning robot is a key operation and maintenance tool for guaranteeing the power generation benefit of the photovoltaic power station. In the prior art, the most common control mode of the photovoltaic cleaning robot is that the photovoltaic cleaning robot is operated according to a preset period, specifically, fixed cleaning frequency or cleaning period is set in advance, and the photovoltaic cleaning robot repeatedly executes cleaning operation according to the preset period. Therefore, the control mode of the photovoltaic cleaning robot in the prior art cannot meet the cooperative operation requirement of a power distribution network and a photovoltaic power station, the electric abandoning phenomenon can be possibly aggravated, the abrasion of the core components of the photovoltaic cleaning robot can be accelerated, and the unnecessary operation and maintenance cost of the photovoltaic cleaning robot can be increased. Disclosure of Invention Based on the problems, the application provides a regulation and control method and a regulation and control system for a photovoltaic cleaning robot, which are used for controlling the cleaning robot by acquiring grid-connected regulation and control data and power generation operation data of a photovoltaic power station, so that the cooperative operation requirements of a power distribution network and the photovoltaic power station can be met, the aggravation of the electric discarding phenomenon is avoided, unnecessary abrasion of core components of the photovoltaic cleaning robot is reduced, and unnecessary operation and maintenance cost of the photovoltaic cleaning robot is reduced. The embodiment of the application discloses the following technical scheme: in a first aspect, a method for controlling a photovoltaic cleaning robot includes: Acquiring grid-connected regulation data of a power grid and power generation operation data of a photovoltaic power station, wherein the grid-connected regulation data comprises an upper limit of grid-connected electric quantity, and the power generation operation data comprises accumulated grid-connected electric quantity and power rejection rate; when the accumulated grid-connected electric quantity is larger than or equal to the upper limit of the grid-connected electric quantity or the power rejection rate is larger than or equal to a preset first rejection rate threshold value, controlling a photovoltaic cleaning robot to stop cleaning the photovoltaic power station; And when the accumulated grid-connected electric quantity is smaller than the upper limit of the grid-connected electric quantity and the power rejection rate is smaller than the first rejection rate threshold value, controlling a photovoltaic cleaning robot to clean the photovoltaic power station. In one possible implementation manner, when the accumulated grid-connected electric quantity is smaller than the grid-connected electric quantity upper limit and the power rejection rate is smaller than the first rejection rate threshold, controlling a photovoltaic cleaning robot to perform cleaning on the photovoltaic power station includes: And when the accumulated grid-connected electric quantity is smaller than the upper limit of the grid-connected electric quantity and the power rejection rate is smaller than a preset second rejection rate threshold, controlling a photovoltaic cleaning robot to perform cleaning on the photovoltaic power station at a preset first frequency, wherein the second rejection rate threshold is smaller than the first rejection rate threshold and the second rejection rate threshold is larger than 0. In one possible implementation manner, when the accumulated grid-connected electric quantity is smaller than the grid-connected electric quantity upper limit and the power rejection rate is smaller than the first rejection rate threshold, controlling a photovoltaic cleaning robot to perform cleaning on the photovoltaic power station includes: when the accumulated grid-connected electric quantity is smaller than the upper limit of the grid-connected electric quantity, the power rejection rate is smaller than the first power rejection rate threshold, and the power rejection rate is larger than or equal to the second power rejection