CN116760194A

CN116760194A - Distributed power supply group control method and device based on grid clustering

Info

Publication number: CN116760194A
Application number: CN202311035991.2A
Authority: CN
Inventors: 陈雷; 郑煦
Original assignee: Beijing Nantian Zhilian Information Technology Co ltd
Current assignee: Beijing Nantian Zhilian Information Technology Co ltd
Priority date: 2023-08-17
Filing date: 2023-08-17
Publication date: 2023-09-15
Anticipated expiration: 2043-08-17
Also published as: CN116760194B

Abstract

The invention provides a distributed power supply group control method and device based on grid clustering, wherein the method comprises the following steps: acquiring power information of distributed power supplies in a target area, and carrying out hierarchical clustering on the distributed power supplies in the target area based on the power information to obtain a multi-level grid; acquiring dynamic information of the distributed power supply in a whole area in real time, and updating real-time information of a corresponding minimum grid area based on the dynamic information; monitoring control signals in real time, analyzing the control signals, and determining a plurality of target control grids according to analysis results by referring to the multi-level grids; and acquiring real-time information verification corresponding to the target control grid, determining a target power supply in the target control grid, and synchronously regulating and controlling the target power supply. The invention performs multi-standard clustering on the target area to obtain multi-level nested grids so as to determine the target control grid as a whole for regulation and control, thereby ensuring the accuracy of regulation and control and improving the large-area regulation and control efficiency of the distributed power supply.

Description

Distributed power supply group control method and device based on grid clustering

Technical Field

The invention relates to the technical field of distributed power supply control, in particular to a distributed power supply group control method and device based on grid clustering.

Background

Distributed power supplies refer to independent power supplies of 35kV and below, which are placed in proximity to a consumer in order to meet the power requirements of a particular consumer. The distributed power supply generally adopts control equipment with advanced technology, has the advantages of simple operation, convenient switching unit, high energy utilization rate and the like, and plays an important role in balancing the electric power and the electric quantity of the power grid. When a large power grid breaks down, the distributed power supply can be used as a power supply in an island to realize island operation, the distributed power supply with reasonable position and capacity can meet the small-load power consumption requirement of a remote area, and when the power consumption peak value changes to cause the power consumption process or the power shortage of the power grid, regional regulation and control of the distributed power supply are often needed to realize the power consumption balance of the power grid, so the invention provides a distributed power supply group control method and a distributed power supply group control device based on grid clustering.

Disclosure of Invention

The invention provides a distributed power supply group control method and a distributed power supply group control device based on grid clustering, which are used for carrying out multi-standard clustering on a target area to obtain multi-level nested grids so as to ensure that the target control grids are integrally regulated and controlled, so that the large-area regulation and control efficiency of a distributed power supply is improved while the accuracy of regulation and control is ensured, the problem of partial regulation and control errors caused by overlarge area is avoided, the accurate regulation and control of the distributed power supply is realized, the regulation and control consistency of a power grid in a region to be regulated and controlled is ensured, and the reliability of power utilization of the power grid is improved.

The invention provides a distributed power supply group control method based on grid clustering, which comprises the following steps:

step 1: acquiring power information of distributed power supplies in a target area, and carrying out hierarchical clustering on the distributed power supplies in the target area based on the power information to obtain a multi-level grid;

step 2: acquiring dynamic information of the distributed power supply in a whole area in real time, and updating real-time information of a corresponding minimum grid area based on the dynamic information;

step 3: monitoring control signals in real time, analyzing the control signals after the control signals are obtained, and determining a plurality of target control grids by referring to the multi-level grids according to analysis results;

step 4: based on the power group control module, real-time information corresponding to the target control grid is obtained, the target power in the target control grid is checked and determined, and the target power is synchronously regulated and controlled.

Preferably, in the method for controlling the distributed power group control group based on grid clustering, step 1 specifically includes:

acquiring power information of all distributed power supplies in a target area, and determining a distribution association relation among the distributed power supplies based on geographic position information in the power information and the geographic position information;

Performing first clustering based on the distribution association relationship to obtain multiple types of geographic clustering grids;

according to the configuration information and the energy storage information in the power supply information, referring to the electricity consumption condition of each geographic clustering grid, and determining the cooperative working relation of each distributed power supply;

performing second clustering based on the coordination work relation to obtain a plurality of collaborative clustering grids;

and establishing a multi-level grid based on the geographic clustering grid and the collaborative clustering grid.

Preferably, in a distributed power group control method based on grid clustering, according to configuration information and energy storage information in power information of distributed power, determining a cooperative working relationship of each distributed power by referring to electricity usage conditions of each geographic clustering grid, specifically including:

respectively acquiring configuration information and energy storage information of a distributed power supply in each minimum geographic clustering grid and historical electricity utilization data corresponding to each minimum geographic clustering grid;

extracting holiday electricity data from the historical electricity data, and taking the remaining historical electricity data as daily electricity data;

the historical power consumption data are the historical power consumption data except holiday power consumption data;

Based on the daily electricity consumption data corresponding to each minimum geographic clustering grid, determining the daily electricity consumption condition of each minimum geographic clustering grid respectively, and comparing the holiday electricity consumption data with the daily electricity consumption data to obtain the holiday electricity consumption change condition;

determining a daily electricity peak value change based on a daily electricity use condition, acquiring a first electricity supply condition of a power distribution network in a minimum geographic clustering grid, and determining a first regulation distributed power supply and a corresponding regulation state of the first regulation distributed power supply in the minimum geographic clustering grid according to the daily electricity peak value change and the first electricity supply condition;

based on configuration information and energy storage information corresponding to a first regulation distributed power supply, and combining the electricity holiday electricity consumption change condition, judging whether the regulation electricity quantity of the first regulation distributed power supply meets the electricity use regulation and control requirement of the holiday;

when the regulated power of the first regulated distributed power supply meets the power-saving regulation requirement of holiday electricity, taking the first regulated distributed power supply as a second regulated distributed power supply and determining a corresponding regulation state;

when the regulated power of the first regulated distributed power supply does not meet the power regulation and control requirement of holiday power consumption, determining a second regulated distributed power supply and determining a corresponding regulation and control state based on the electric energy regulation and control quantity of the minimum geographic clustering grid and the corresponding higher-order geographic clustering grid;

Daily collaborative work relation is established based on the first regulation distributed power supply, and holiday collaborative work relation is established based on the second regulation distributed power supply.

Preferably, in a distributed power group control method based on grid clustering, the determining the second control distributed power and determining the corresponding control state based on the electric energy control amounts of the minimum geographic clustering grid and the corresponding higher order geographic clustering grid specifically includes:

acquiring the total electric energy regulation and control amount of all distributed power supplies in the minimum geographic clustering grid, and judging whether the total electric energy regulation and control amount meets the electricity regulation and control requirement of holidays;

when the total electric energy regulation and control amount meets the electricity regulation and control requirement of holidays, taking all distributed power supplies in the minimum geographic clustering grid as a second regulation and control distributed power supply and determining a corresponding regulation and control state;

when the total electric energy regulation and control quantity meets the electricity regulation and control requirement of holidays, acquiring a high-order geographic clustering grid corresponding to the minimum geographic clustering grid, and determining the to-be-allocated regulation and control quantity according to the electricity use change condition of the holidays and the total electric energy regulation and control quantity;

based on the position relation between the residual distributed power supplies in the high-order geographic clustering grids and the distributed power supplies in the minimum geographic clustering grids, selecting a plurality of adaptive distributed power supplies from the residual distributed power supplies according to the to-be-allocated regulation and control quantity based on a nearby principle, taking the adaptive distributed power supplies and all the distributed power supplies in the minimum geographic clustering grids as second regulation and control distributed power supplies, and determining corresponding regulation and control states;

The remaining distributed power supplies refer to the remaining distributed power supplies contained in the higher-order geographic clustering grids except the distributed power supplies contained in the minimum geographic clustering grid.

Preferably, in step 2 of the distributed power group control method based on grid clustering, the method specifically includes:

establishing a plurality of minimum grid real-time dynamic tables based on the multi-level grids;

acquiring dynamic information of a distributed power supply of the whole area of the target area in real time, separating the dynamic information based on the minimum grid to acquire sub-dynamic information, and transmitting the sub-dynamic information to a corresponding minimum grid real-time dynamic table;

and performing overlay updating on the minimum grid real-time dynamic table based on the sub-dynamic information, and updating grid summary data of the minimum grid real-time dynamic table based on an updating result.

Preferably, in a distributed power group control method based on grid clustering, updating grid summary data of a minimum grid real-time dynamic table based on an updating result specifically includes:

acquiring updated grid data corresponding to the minimum grid, and determining the current working state corresponding to each distributed power supply in the minimum grid;

Based on the state identification corresponding to the preset summary item, corresponding distributed power supply data are obtained, calculation summary is carried out, summary data of each working state are obtained, and the summary data are filled into corresponding cells of the preset summary item.

Preferably, in step 3 of a distributed power group control method based on grid clustering, the method specifically includes:

judging whether data regulation of the power supply is needed to be distributed in the target area currently or not based on a control signal;

if so, analyzing the control signal to obtain a region range to be regulated, and determining a target control grid by referring to a multi-level grid;

and if not, re-acquiring the monitoring control signal.

Preferably, in a distributed power group control method based on grid clustering, the control signal is parsed to obtain a region range to be controlled, and a target control grid is determined by referring to a multi-level grid, which specifically includes:

determining a date corresponding to a current control signal, judging a regulation and control mode triggered by the monitoring control signal according to the date, and triggering a release mode corresponding to a multi-level grid based on the regulation and control mode;

The regulation and control modes comprise a daily regulation and control mode and a holiday regulation and control mode, and the open mode comprises a daily mode and a holiday mode;

determining the range of the area to be regulated and controlled based on the control signal, and performing area calibration in the multi-level grid chart to obtain a calibration area;

based on the maximum grid division of the calibration area, a plurality of target control grids are obtained, and each distributed power supply in the target control grids is used as a pre-target distributed power supply;

meanwhile, based on the cooperative work relation, the system regulation and control state corresponding to each pre-target distributed power supply is determined.

Preferably, in step 4 of a distributed power group control method based on grid clustering, the method specifically includes:

based on the power supply group control module, acquiring the system regulation and control state of each pre-target distributed power supply in the target control grid, and acquiring a plurality of latest minimum grid real-time dynamic tables corresponding to the target control grid;

respectively determining the current state of each pretarget distributed power supply according to the plurality of latest minimum grid real-time dynamic tables, and comparing and checking the system display state with the current state;

when the system regulation and control state is inconsistent with the current state, judging that the verification of the pre-target distributed power supply is successful, and taking the pre-target distributed power supply as a target power supply;

When the system display state is consistent with the current state, judging that the verification of the pre-target distributed power supply fails, and taking the pre-target distributed power supply as a non-target power supply;

after all verification of the pre-target distributed power supplies in the target control grid is completed, classifying all the target power supplies based on the dividing result of the target control grid to obtain a plurality of group control groups;

and according to the system regulation and control states corresponding to the group control groups, obtaining corresponding regulation and control instructions, and synchronously regulating and controlling the target power supply in each group control group based on the regulation and control instructions.

The invention discloses a distributed power group control device based on grid clustering, which comprises:

the grid building module is used for obtaining the power information of the distributed power supply in the target area, and carrying out hierarchical clustering on the target area based on the power information of the distributed power supply to obtain a multi-level grid;

the information updating module is used for acquiring dynamic information of the distributed power supply in the whole area in real time and updating real-time information of the corresponding grid area based on the dynamic information;

the control monitoring module is used for monitoring the control signal in real time, analyzing the control signal after the control signal is obtained, and determining a target control grid by referring to the multi-level grid according to the analysis result;

And the power supply group control module is used for acquiring real-time information corresponding to the target control grid, verifying and determining a target power supply in the target control grid, and synchronously regulating and controlling the target power supply.

Compared with the prior art, the invention at least comprises the following beneficial effects:

the method acquires the power information of the distributed power supply in the target area, performs hierarchical clustering on the target area based on the power information of the distributed power supply to acquire a multi-level grid, performs multi-standard clustering on the distributed power supply of the target area to acquire a multi-level nested grid, and is convenient for determining the targets in large-area group control of the power supply during distribution; acquiring dynamic information of the distributed power supply in the whole area in real time, updating real-time information corresponding to the minimum grid area based on the dynamic information, completing monitoring of power information and updating of data of each grid distributed power supply, and effectively improving accuracy of distributed power supply group adjustment; the control signal is monitored in real time, after the control signal is obtained, the control signal is analyzed, the target control grids are determined according to the analysis result and the multi-level grids are referred to, the decomposition of the region to be regulated is completed, a plurality of target control grids are determined to be an integral body for regulation, the large-area regulation efficiency of the distributed power supply is improved while the regulation accuracy is ensured, and the problem of partial regulation errors caused by overlarge regions is avoided; based on the power group control module, real-time information corresponding to the target control grid is acquired, verification and determination of the target power in the target control grid are performed, synchronous regulation and control are performed on the target power, verification is performed on the working of the distributed power in the target control grid before actual regulation and control, accurate improvement and guarantee of regulation and control targets are achieved, accurate regulation and control of the distributed power are achieved, synchronous regulation and control on the target power ensures power grid regulation consistency of a region to be regulated and controlled, and reliability of power utilization of a power grid is improved.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.

The technical scheme of the invention is further described in detail through the drawings and the embodiments.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

FIG. 1 is a flow chart of a distributed power group control method based on grid clustering;

FIG. 2 is a flowchart of a distributed power group control method step 1 based on grid clustering;

FIG. 3 is a flowchart of a distributed power group control method step 2 based on grid clustering according to the present invention;

FIG. 4 is a flowchart of a distributed power group control method step 4 based on grid clustering according to the present invention;

fig. 5 is a schematic diagram of a distributed power group control device based on grid clustering according to the present invention.

Detailed Description

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.

Example 1: the invention provides a distributed power group control method based on grid clustering, which is shown in figure 1 and comprises the following steps:

In this embodiment, the target area refers to the whole area where distributed power monitoring and group control are performed, such as a city, a province, etc.

In this embodiment, the multi-level grid is a grid structure for obtaining a target area full-area distributed power relation formed by nesting a large number of grids for different clustering standards.

In this embodiment, the dynamic information includes working data information and working state information of the distributed power supply.

In this embodiment, the minimum grid refers to the minimum grid in the multi-level nested grids in the multi-level grid, and the grid is the bottommost grid in the multi-level grid.

In this embodiment, the control signal refers to a distributed power supply control signal.

In this embodiment, the target control grid refers to a grid area that needs to be regulated based on control signal confirmation.

In this embodiment, the target power supply refers to a distributed power supply that needs to be regulated in the target control grid, where the current working state of the power supply is inconsistent with the working state that the control signal expects to reach.

In this embodiment, the power information includes geographical location information, configuration information, and energy storage information of the distributed power source.

The beneficial effects of the technical scheme are that: the method acquires the power information of the distributed power supply in the target area, performs hierarchical clustering on the target area based on the power information of the distributed power supply to acquire a multi-level grid, performs multi-standard clustering on the target area to acquire a multi-level nested grid, and is convenient for determining the targets in large-area group control of the power supply during distribution; acquiring dynamic information of the distributed power supply in the whole area in real time, updating real-time information corresponding to the minimum grid area based on the dynamic information, completing monitoring of power information and updating of data of each grid distributed power supply, and effectively improving accuracy of distributed power supply group adjustment; the control signal is monitored in real time, after the control signal is obtained, the control signal is analyzed, a plurality of target control grids are determined according to the analysis result and the multi-level grids are referred to, and the decomposition of the region to be regulated is completed, so that the target control grids are determined to be an integral body for regulation, the large-area regulation efficiency of the distributed power supply is improved while the regulation accuracy is ensured, and the problem of partial regulation errors caused by overlarge regions is avoided; based on the power group control module, real-time information corresponding to the target control grid is acquired, verification and determination of the target power in the target control grid are performed, synchronous regulation and control are performed on the target power, verification is performed on the working of the distributed power in the target control grid before actual regulation and control, accurate improvement and guarantee of regulation and control targets are achieved, accurate regulation and control of the distributed power are achieved, synchronous regulation and control on the target power ensures power grid regulation consistency of a region to be regulated and controlled, and reliability of power utilization of a power grid is improved.

Example 2: on the basis of embodiment 1, step 1, as shown in fig. 2, specifically includes:

step 101: acquiring power information of all distributed power supplies in a target area, and determining a distribution association relation among the distributed power supplies based on geographic position information in the power information and the geographic position information;

step 102: performing first clustering based on the distribution association relationship to obtain multiple types of geographic clustering grids;

step 103: according to the configuration information and the energy storage information in the power supply information, referring to the electricity consumption condition of each geographic clustering grid, and determining the cooperative working relation of each distributed power supply;

step 104: performing second clustering based on the coordination work relation to obtain a plurality of collaborative clustering grids;

step 105: and establishing a multi-level grid based on the geographic clustering grid and the collaborative clustering grid.

In this embodiment, the distributed association relationship refers to a position association relationship of a distributed power supply.

In this embodiment, the first clustering refers to clustering according to the geographic location of the distributed power supply.

In this embodiment, the multiple types of geographic clustering grids refer to performing multiple forms of clustering on distributed power supplies according to different geographic location standards, for example, when multiple distributed power supplies are adjacent to the same cell, dividing the multiple distributed power supplies into the same grid; a plurality of distributed power supplies are distributed in the same partition of a city, and then the distributed power supplies are divided into the same grid; and the distributed power supplies are distributed on the edge line of the same area, and are divided into the same grid, and the like.

In this embodiment, the configuration information and the energy storage information refer to the amount of electricity that the distributed power supply can store and release, and the number of available users and the corresponding amount of electricity that the distributed power supply predicts.

In this embodiment, the electricity consumption situation refers to the actual electricity consumption situation of the electricity of the user in each geographical clustering grid.

In this embodiment, the cooperative relationship refers to a cooperative association relationship between distributed power sources, including a daily cooperative relationship and a holiday cooperative relationship.

The beneficial effects of the technical scheme are that: the method comprises the steps of acquiring power supply information of all distributed power supplies in a target area, determining distribution association relations among all distributed power supplies based on geographic position information in the power supply information and geographic position information; performing first clustering based on the distribution association relationship to obtain multiple types of geographic clustering grids; according to the configuration information and the energy storage information in the power supply information, referring to the electricity consumption condition of each geographic clustering grid, and determining the cooperative working relation of each distributed power supply; performing second clustering based on the coordination work relation to obtain a plurality of collaborative clustering grids; and establishing a multi-level grid based on the geographic clustering grid and the collaborative clustering grid. The distributed power supplies in the multi-target areas in different aspects are subjected to multi-dimensional clustering to obtain multiple grids with different sizes, and then a multi-level grid is formed according to the multiple grids, so that the multi-level grid is suitable for regulating and controlling the distributed power supplies in various scales, and the regulation and control of the distributed power supplies in the areas to be regulated and controlled can be rapidly and accurately completed.

Example 3: based on embodiment 2, according to configuration information and energy storage information in power information of distributed power sources, referring to electricity usage conditions of each geographic clustering grid, determining a cooperative working relationship of each distributed power source specifically includes:

In this embodiment, the minimum geo-cluster grid refers to the lowest grid among the geo-cluster grids.

In this embodiment, the holiday electricity consumption data refers to data with a rest or legal holiday in the historical electricity consumption data.

In this embodiment, the daily electricity consumption data may be refined again according to different seasons, so as to obtain the influence of the seasonal variation on the daily electricity consumption.

In this embodiment, the daily electricity consumption condition refers to the electricity peak change condition of the minimum geographic clustering grid in daily electricity consumption.

In this embodiment, the electricity consumption change condition of the holiday refers to a change condition of electricity consumption corresponding to a minimum geographical clustering grid of the holiday compared with daily electricity consumption. Such as daily electricity consumption, as compared to holidays, the electricity consumption of the minimum geo-clustered grid is increased or decreased.

In this embodiment, the first electricity supply condition refers to an actual electricity supply condition of the distribution network in the minimum geographic clustering grid under the daily electricity consumption condition.

In this embodiment, the first regulation distributed power supply refers to a distributed power supply that participates in power adjustment of the power distribution network according to actual power consumption conditions of residents in the minimum geographic clustering grid under the daily power consumption condition.

In this embodiment, the regulation state refers to a working state and a working parameter that are maintained when the distributed power supply participates in the power regulation of the power distribution network.

In this embodiment, the second regulation distributed power source participates in the power distribution network power regulation according to the actual power consumption situation of residents in the minimum geographic clustering grid under the holiday power consumption situation.

In this embodiment, the higher order geo-clustering grid refers to a geo-clustering grid including a minimum geo-clustering grid that is slightly larger than the minimum geo-clustering grid.

The beneficial effects of the technical scheme are that: according to the method, the daily electricity consumption condition corresponding to the minimum geo-clustering grid and the holiday electricity consumption change condition are obtained according to the historical electricity consumption data of the minimum geo-clustering grid, the daily electricity consumption peak change is determined based on the daily electricity consumption condition, the first electricity supply condition of the distribution network in the minimum geo-clustering grid is obtained, the first regulation distributed power supply and the corresponding regulation and control state thereof in the minimum geo-clustering grid are determined according to the daily electricity consumption peak change and the first electricity supply condition, so that a daily cooperative work relation is obtained, then the holiday cooperative work relation is established when the second regulation and control distributed power supply corresponding to the holiday is determined, a foundation is provided for the second class, the cooperative clustering grid is quickly obtained, the presetting of a regulation and control strategy is completed, the target control grid corresponding to a region to be regulated is conveniently and quickly determined according to the regulation and control date in the regulation and control stage, and the regulation and control response efficiency of the distributed power supply is improved.

Example 4: based on embodiment 3, determining a second regulated distributed power supply and determining a corresponding regulation state based on the electric energy regulation amounts of the minimum geo-clustered grid and the corresponding higher-order geo-clustered grid, specifically includes:

In this embodiment, the total amount of power regulation refers to the sum of the regulable amounts of power of all distributed power sources within the minimum geo-clustering grid.

In this embodiment, the to-be-allocated control amount refers to a remaining control amount that cannot be completed by the total amount of electric energy control of the minimum geographical clustering grid compared with the actual electric energy consumption of the holiday.

In this embodiment, the adaptive distributed power source refers to a distributed power source that is closer to the minimum geo-clustering grid (e.g., within 300 meters from the minimum geo-clustering grid) among the remaining distributed power sources.

The beneficial effects of the technical scheme are that: the invention determines the second regulation distributed power supply and the corresponding regulation state based on the electric energy regulation quantity of the minimum geographic clustering grid and the corresponding higher order geographic clustering grid, realizes the division of the cooperative work relationship under the condition of large variation of electricity peak value of holidays, is beneficial to improving the group control response efficiency of the distributed power supply when the variation of electricity peak value of holidays is large, and effectively improves the reliability of the power grid.

Example 5: on the basis of embodiment 1, step 2, as shown in fig. 3, specifically includes:

step 201: establishing a plurality of minimum grid real-time dynamic tables based on the multi-level grids;

Step 202: acquiring dynamic information of a distributed power supply of the whole area of the target area in real time, separating the dynamic information based on the minimum grid to acquire sub-dynamic information, and transmitting the sub-dynamic information to a corresponding minimum grid real-time dynamic table;

step 203: and performing overlay updating on the minimum grid real-time dynamic table based on the sub-dynamic information, and updating grid summary data of the minimum grid real-time dynamic table based on an updating result.

In this embodiment, the real-time dynamic table refers to a table for recording dynamic data of distributed power sources in the minimum grid.

In this embodiment, the sub-dynamic information refers to dynamic information corresponding to each minimum grid.

The beneficial effects of the technical scheme are that: the method establishes a plurality of minimum grid real-time dynamic tables based on the multi-level grids, acquires the dynamic information of the distributed power supply of the whole area of the target area in real time, separates the dynamic information based on the minimum grids to acquire sub-dynamic information, sends the sub-dynamic information to the corresponding minimum grid real-time dynamic tables, records the dynamic information of each minimum grid area, is beneficial to acquiring the subsequent larger grid information, avoids repeated recording of dynamic data, reduces data processing capacity and reduces system data processing pressure; and performing overlay updating on the minimum grid real-time dynamic table based on the sub-dynamic information, and updating grid summary data of the minimum grid real-time dynamic table based on an updating result to complete monitoring of power information and updating of data of each grid distributed power supply, thereby effectively improving the accuracy of distributed power supply group adjustment.

Example 6: based on embodiment 5, updating the grid summary data of the minimum grid real-time dynamic table based on the updating result specifically includes:

In this embodiment, the state identifier includes a charge state and a discharge state.

In this embodiment, the summary data refers to total processing power data of the distributed power sources in the same working state in the minimum grid.

The beneficial effects of the technical scheme are that: the invention updates the grid summary data of the minimum grid real-time dynamic table based on the updating result, is convenient for managing the multi-level grid, and can quickly realize response when the dynamic data of various high-order grids are required to be obtained.

Example 7: based on embodiment 1, step 3 specifically includes:

and if not, re-acquiring the monitoring control signal.

The beneficial effects of the technical scheme are that: the invention judges whether the data control of the power supply is needed to be distributed in the target area based on the control signal; if so, analyzing the control signal to obtain a region range to be regulated, and determining a target control grid by referring to a multi-level grid; and if not, re-acquiring the monitoring control signal, completing the pre-identification processing of the control signal, avoiding invalid regulation and control, and reducing the regulation and control error rate of the distributed power supply.

Example 8: on the basis of embodiment 7, the control signal is parsed to obtain the region range to be regulated, and the target control grid is determined by referring to the multi-level grid, which specifically comprises:

In this embodiment, the multi-level grid displays different cooperative work cluster grids when corresponding to different open modes, and displays the cooperative work cluster grid corresponding to the first cooperative work relation when in the daily mode; and displaying the collaborative clustering grid corresponding to the second collaborative relationship in the holiday mode.

In this embodiment, the calibration area refers to an area to be regulated and controlled which is defined by a multi-level grid.

In this embodiment, the maximum grid division means that all non-repeated maximum grids can be obtained in the region to be regulated, firstly, the highest-order grid in the region is obtained as the target control grid, when the target control grid cannot be completely covered, the highest-order grid in the uncovered region is obtained as the target control grid in the uncovered region, and the steps are circularly executed until the region to be regulated is completely covered.

In this embodiment, the pre-target distributed power supply refers to a distributed power supply that needs to change the current state based on the cooperative working relationship corresponding to each distributed power supply in all the target control areas; changing the current state includes changing the operating state and the operating parameters.

In this embodiment, the system regulation state refers to a state to which the pretarget distributed power supply needs to be regulated.

The beneficial effects of the technical scheme are that: according to the invention, the regulation and control mode triggered by the monitoring control signal is judged according to the date corresponding to the current control signal, and the release mode corresponding to the multi-level grid is triggered based on the regulation and control mode, so that the selection of regulation and control strategies and grid division is realized, and the real target waiting for regulation and control, namely the real distributed power supply, is conveniently and rapidly determined after the target area is determined; determining the range of the area to be regulated and controlled based on the control signal, and performing area calibration in the multi-level grid chart to obtain a calibration area; based on the maximum grid division of the calibration area, a plurality of target control grids are obtained, and according to the fact that each distributed power supply in the target control grids is used as a pre-target distributed power supply, the number of the control instruction sending of the area to be controlled is reduced as much as possible while the repeated sending of the instruction is avoided, and the group control adjusting efficiency is improved; based on the cooperative work relation, the system regulation and control state corresponding to each pre-target distributed power supply is determined, and a basis is provided for state verification in a group control stage.

Example 9: on the basis of embodiment 1, step 4, as shown in fig. 4, specifically includes:

step 401: based on the power supply group control module, acquiring the system regulation and control state of each pre-target distributed power supply in the target control grid, and acquiring a plurality of latest minimum grid real-time dynamic tables corresponding to the target control grid;

step 402: respectively determining the current state of each pretarget distributed power supply according to the plurality of latest minimum grid real-time dynamic tables, and comparing and checking the system display state with the current state;

step 403: after all verification of the pre-target distributed power supplies in the target control grid is completed, classifying all the target power supplies based on the dividing result of the target control grid to obtain a plurality of group control groups;

step 404: and according to the system regulation and control states corresponding to the group control groups, obtaining corresponding regulation and control instructions, and synchronously regulating and controlling the target power supply in each group control group based on the regulation and control instructions.

In this embodiment, the latest minimum grid real-time dynamic table refers to a minimum grid real-time dynamic table with latest dynamic information.

In this embodiment, the group control group is a group formed by all target power supplies corresponding to each target control grid, so that group regulation is convenient.

The beneficial effects of the technical scheme are that: the invention obtains the system regulation and control state of each pre-target distributed power supply in the target control grid based on the power supply group control module, and obtains a plurality of latest minimum grid real-time dynamic tables corresponding to the target control grid; respectively determining the current state of each pre-target distributed power supply according to the plurality of latest minimum grid real-time dynamic tables, comparing the system display state with the current state, checking whether the pre-target distributed power supply is a target power supply or not, checking the working of the distributed power supplies in the target control grids before actual regulation and control, ensuring the accurate improvement of the regulation and control targets, and classifying all the target power supplies based on the dividing result of the target control grids after all the verification of the pre-target distributed power supplies in the target control grids is completed, so as to obtain a plurality of group control groups; according to the system regulation and control states corresponding to the group control groups, corresponding regulation and control instructions are obtained, the target power supply in each group control group is synchronously regulated and controlled based on the regulation and control instructions, accurate regulation and control of the distributed power supply are achieved, synchronous regulation and control of the target power supply ensures the regulation and control consistency of the power grid in the region to be regulated and controlled, and the reliability of power utilization of the power grid is improved.

Example 10: on the basis of embodiment 9, after synchronous regulation of the target power sources in each group control group based on the regulation command is completed, the method further includes:

acquiring actual regulation and control data, comparing the actual regulation and control data with preset regulation and control data corresponding to a control signal, and judging whether current regulation and control is finished or not;

if the actual regulation and control data are consistent with the preset regulation and control data, judging that the current regulation and control is finished;

otherwise, acquiring the data difference between the actual regulation data and the preset regulation data, calculating the data difference degree, judging that the fine adjustment type of the current power supply is an internal adjustable type when the data difference degree is smaller than or equal to a preset value, and adjusting the working parameters of the target power supply based on the data difference;

when the data difference degree is larger than a preset value, judging that the current power supply fine adjustment type is an internal non-adjustable type, and determining adjacent grids of a plurality of current target control grids based on multi-level grids;

and screening to obtain a plurality of power supplies to be regulated according to the distance between the distributed power supplies in the adjacent grids and the target control grid, selecting a supplementary power supply from the power supplies to be regulated based on the data difference and the nearby principle, and synchronously controlling the supplementary power supplies as a group control group.

In this embodiment, the actual regulation data refers to the electric quantity regulation data of regulation completion in the region to be regulated, which is obtained in real time after synchronous regulation is completed; the pre-control data refers to electric quantity regulation data which corresponds to the control signal and needs to be completed.

In this embodiment, the data difference refers to the difference between the actual regulation data and the pre-regulation data.

In this embodiment, the data difference degree is used to represent the difference degree between the actual regulation data and the pre-regulation data, and the higher the data difference degree is, the lower the current regulation completion degree is.

In this embodiment, the fine tuning types include an internal adjustable type and an internal non-adjustable type, where the internal adjustable type refers to a data difference that can be completed by adjusting an operating parameter of the target power supply; the internal non-adjustable type refers to the data difference that cannot be accomplished by adjusting the operating parameters of the target power supply. Fine tuning refers to the second small amplitude modulation after the first modulation due to the data differences.

In this embodiment, the adjacent grids refer to non-target regulation grids adjacent to each target regulation grid of the region to be regulated.

In this embodiment, the power source to be regulated refers to a distributed power source in each adjacent grid, which is closer to the target control grid (e.g., within 200 meters from the target control grid).

In this embodiment, the supplemental power source refers to a power source to be regulated, which is finally determined as a supplemental power source for second regulation of the region to be regulated.

The beneficial effects of the technical scheme are that: according to the invention, after synchronous regulation and control of target power supplies in each group control group are completed based on the regulation and control instruction, actual regulation and control data are obtained, the actual regulation and control data are compared with preset regulation and control data corresponding to control signals, whether current regulation and control is completed or not is judged, the regulation and control result can meet the actual use requirement, the problem that power consumption of a region to be regulated is inconsistent due to insufficient regulation and control is avoided, when the fact that the actual regulation and control data are inconsistent with the preset regulation and control data is confirmed, the data difference between the actual regulation and control data and the preset regulation and control data is obtained, the data difference degree is calculated, the fine regulation type of second small-amplitude regulation is confirmed according to the data difference degree, and regulation of different methods is carried out according to the fine regulation type, so that the distributed power supply regulation and control of the region to be regulated is achieved.

Example 11: the invention provides a distributed power group control device based on grid clustering, as shown in fig. 5, comprising:

The method acquires the power information of the distributed power supply in the target area, performs hierarchical clustering on the target area based on the power information of the distributed power supply to acquire a multi-level grid, performs multi-standard clustering on the target area to acquire a multi-level nested grid, and is convenient for determining the targets in large-area group control of the power supply during distribution; acquiring dynamic information of the distributed power supply in the whole area in real time, updating real-time information corresponding to the minimum grid area based on the dynamic information, completing monitoring of power supply information and updating of data of the distributed power supply in the target area, and effectively improving accuracy of distributed power supply group adjustment; the control signal is monitored in real time, after the control signal is obtained, the control signal is analyzed, a plurality of target control grids are determined according to the analysis result and the multi-level grids are referred to, so that the decomposition of the region to be regulated is completed, the plurality of target control grids are determined to be an integral body for regulation, the large-area regulation efficiency of the distributed power supply is improved while the regulation accuracy is ensured, and the problem of partial regulation errors caused by overlarge regions is avoided; based on the power group control module, real-time information corresponding to the target control grid is acquired, verification and determination of the target power in the target control grid are performed, synchronous regulation and control are performed on the target power, verification is performed on the working of the distributed power in the target control grid before actual regulation and control, accurate improvement and guarantee of regulation and control targets are achieved, accurate regulation and control of the distributed power are achieved, synchronous regulation and control on the target power ensures power grid regulation consistency of a region to be regulated and controlled, and reliability of power utilization of a power grid is improved.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. A distributed power group control method based on grid clustering is characterized by comprising the following steps:

2. The distributed power group control method based on grid clustering as set forth in claim 1, wherein step 1 specifically includes:

3. The grid clustering-based distributed power supply group control method according to claim 2, wherein the determining the cooperative work relation of each distributed power supply by referring to the electricity usage condition of each geographical clustering grid according to the configuration information and the energy storage information in the power supply information of the distributed power supply specifically comprises:

4. The grid-clustering-based distributed power supply group control method according to claim 3, wherein determining a second control distributed power supply and determining a corresponding control state based on the electric energy control amounts of the minimum geo-clustering grid and the corresponding higher-order geo-clustering grid specifically comprises:

5. The distributed power group control method based on grid clustering as set forth in claim 1, wherein step 2 specifically includes:

6. The distributed power group control method based on grid clustering as set forth in claim 1, wherein updating the grid summary data of the minimum grid real-time dynamic table based on the updating result specifically includes:

7. The distributed power group control method based on grid clustering as set forth in claim 1, wherein step 3 specifically includes:

and if not, re-acquiring the monitoring control signal.

8. The grid clustering-based distributed power supply group control method of claim 7, wherein the control signal is parsed to obtain a region range to be controlled, and a target control grid is determined by referring to a multi-level grid, and the method specifically comprises the following steps:

9. The distributed power group control method based on grid clustering as set forth in claim 1, wherein step 4 specifically includes:

10. Distributed power group control device based on grid clustering, which is characterized by comprising: