CN-121886716-B - Hierarchical visual display method, system, equipment and storage medium for intelligent substation protection configuration

CN121886716BCN 121886716 BCN121886716 BCN 121886716BCN-121886716-B

Abstract

The invention discloses a layering visual display method, system, equipment and storage medium of intelligent substation protection configuration, relating to the technical field of power system automation, wherein the method comprises the steps of generating a total station interval distribution view based on a protection configuration database; the method and the system can remarkably improve the visual definition of the protection configuration information, reduce the line crossing rate, improve the consulting and debugging efficiency of professionals, effectively reduce human errors, enhance the reliability of the system and support flexible expansion to be compatible with the existing system.

Inventors

SHI HENGCHU
DING XIAOLI
CHEN XIAOFAN
LIANG JUNKAI
ZHOU HAICHENG
XU SHOUDONG
YOU HAO
HU XIAO
YANG QIAOWEI
LI YINYIN

Assignees

云南电网有限责任公司

Dates

Publication Date: 20260512
Application Date: 20260320

Claims (6)

1. The hierarchical visual display method for the protection configuration of the intelligent substation is characterized by comprising the following steps of: a protection configuration database is established based on the original protection configuration information, total station data is queried from the protection configuration database, intervals are grouped, layout partitions are determined, and a total station interval protection configuration distribution view is generated; Based on the inter-operation relation among devices in the protection configuration database, performing iterative computation by applying an anti-collision force guiding model, generating device node layout, and generating an inter-operation relation view; extracting the interoperation relation among the devices in the target interval from the protection configuration database, and constructing a node-side graph model; The anti-collision force guiding model drives node position update by iteratively simulating a plurality of compound forces acting on the nodes, wherein the compound forces at least comprise forces for restraining the distance between the associated nodes, repulsive forces for preventing the nodes from overlapping, forces for optimizing the layout of connecting lines and global forces for restraining the layout in a preset area; Responding to iteration meeting preset convergence conditions, and outputting final layout coordinates of all device nodes; Automatically rendering to generate an interval interoperation relation view based on the final layout coordinates and the interoperation relation; the anti-collision force guiding model drives node position update through iterative simulation of a plurality of compound forces, wherein the compound forces at least comprise spring forces among associated nodes, repulsive collision forces for preventing node overlap, forces for optimizing connection line layout and global forces for restraining layout range; Based on the node layout of the device, combining with the virtual loop connection relation in the protection configuration database, performing path calculation and generating an interval loop connection view; Constructing a path computing environment model which comprises nodes and existing connecting lines as barriers based on the node layout of the device and the virtual loop connection relation; In a path computing environment model, for each virtual loop connection, automatically computing a collision-free connection path from a source node to a target node by using a path search algorithm based on cost evaluation; carrying out smooth optimization treatment on the calculated connection path; performing global cross detection on all the connection paths, and judging whether feedback adjustment on node layout is triggered or not according to the detection result; generating an interval loop connection view based on all connection paths after smooth optimization processing; Based on the inter-interval association relation in the protection configuration database, extracting a related device and a loop forming sub-graph, calculating by using a layout wiring algorithm, and generating an inter-interval device view; extracting inter-interval association relations from a protection configuration database, and constructing an independent topology subgraph containing related equipment nodes and connecting edges based on the inter-interval association relations; Applying an force-directed layout algorithm to the topology subgraph, and calculating an optimized layout position of each equipment node in the topology subgraph; based on the optimized layout position, adopting a path searching and curve fitting algorithm to calculate and generate a smooth connecting line path for each connecting edge in the topological subgraph; based on the optimized layout position of the equipment nodes and the connection path of the connection edge, performing visual rendering and interaction function integration to generate a cross-interval equipment view; and carrying out layering display based on the full-station interval protection configuration distribution view, the interval interoperation relation view, the interval loop connection view and the inter-interval equipment view.
2. The method for hierarchical visualization presentation of intelligent substation protection configuration according to claim 1, wherein the creating a protection configuration database based on original protection configuration information, querying total station data from the protection configuration database, grouping intervals, determining layout partitions, and generating a total station interval protection configuration distribution view includes: establishing a protection configuration database containing substation level configuration information; inquiring total station configuration data from a protection configuration database, and carrying out similarity analysis and automatic grouping on total station intervals according to voltage levels and a main wiring form to determine layout partitions of the total station intervals; generating a distribution view of total station interval protection configuration based on the layout partition of the total station interval, wherein each interval is represented by a graphical node, the layout is carried out according to the grouping to which the interval belongs, the configuration state of the interval is represented by a visual attribute, and the connecting lines of the intervals are drawn according to the main wiring form.
3. The method for hierarchical visual display of intelligent substation protection configuration according to claim 2, wherein the hierarchical display based on the full-station interval protection configuration distribution view, the interval interoperation relationship view, the interval loop connection view and the inter-interval device view comprises: establishing a hierarchical navigation model according to the physical and logical structures of the transformer substation protection configuration; Responding to a view switching request triggered by a hierarchical navigation model, and dynamically loading protection configuration data and associated service data corresponding to a target view; Binding and rendering the loaded data and the visual elements of the target view to generate a visual view reflecting the current state.
4. A hierarchical visual display system of intelligent substation protection configuration, applying the method of any one of claims 1 to 3, comprising: The system comprises a total station interval protection configuration distribution view generation module, a total station interval protection configuration view generation module and a total station interval protection configuration view generation module, wherein the total station interval protection configuration view generation module is used for establishing a protection configuration database based on original protection configuration information, inquiring total station data from the protection configuration database, grouping intervals, determining layout partitions and generating a total station interval protection configuration distribution view; the inter-operation relation view generating module is used for carrying out iterative computation by applying an anti-collision force guiding model based on the inter-operation relation among devices in the protection configuration database, generating device node layout and generating an inter-operation relation view; the interval loop connection view generation module is used for carrying out path calculation based on the node layout of the device and combining with the virtual loop connection relation in the protection configuration database, and generating an interval loop connection view; The inter-interval device view generation module is used for extracting related devices and loops to form sub-graphs based on inter-interval association relations in the protection configuration database, calculating by using a layout wiring algorithm, and generating an inter-interval device view; And the layering display module is used for carrying out layering display based on the full-station interval protection configuration distribution view, the interval interoperation relation view, the interval loop connection view and the inter-interval equipment view.
5. An electronic device, comprising: A memory and a processor; The memory is for storing computer executable instructions, the processor being for executing the computer executable instructions which when executed by the processor implement the steps of the method of any one of claims 1 to 3.
6. A computer-readable storage medium, characterized in that it stores computer-executable instructions which, when executed by a processor, implement the steps of the method of any one of claims 1 to 3.

Description

Hierarchical visual display method, system, equipment and storage medium for intelligent substation protection configuration Technical Field The invention relates to the technical field of power system automation, in particular to a layering visual display method, system, equipment and storage medium for intelligent substation protection configuration. Background In an electric power system, protection configuration information (including total station protection configuration, interval protection configuration, virtual loop, device configuration and the like) is usually presented in a text or table form, and professionals face a plurality of challenges when consulting service model data, checking results and difference comparison results, and the core problems are that a total station view lacks distribution display based on voltage levels and main wiring forms and cannot quickly overview the whole configuration; the inter-operation relationship and virtual loop connection between devices in the interval depend on manual drawing, collision and layout confusion are easy to occur, the consulting efficiency is affected, the inter-operation relationship display of inter-interval equipment is not friendly, and automatic wiring and layering navigation cannot be realized. The prior art relates to the visualization of power system data, but is focused on power grid monitoring and equipment evaluation, or limited to plug-in drag generation and three-dimensional model display, and lacks a hierarchical framework aiming at protection configuration, a special anti-collision algorithm and inter-interval integrated optimization, so that the maintenance, debugging and fault analysis of professionals are low in efficiency, and the debugging time is increased by 20% on average. Disclosure of Invention In view of the problems, the invention provides a layering visual display method, system, equipment and storage medium for intelligent substation protection configuration. The technical problem solved by the invention is to solve the problems of insufficient layering, unfriendly visualization of the interoperation relation and difficult visual reference of inter-interval association existing in the existing power system protection configuration information display, provide a layering visual display method which accords with the technical characteristics of professionals, and realize friendly reference of business model data, checking results and difference comparison results. In order to solve the technical problems, the invention provides the following technical scheme: In a first aspect, the present invention provides a hierarchical visual display method for protection configuration of an intelligent substation, including: a protection configuration database is established based on the original protection configuration information, total station data is queried from the protection configuration database, intervals are grouped, layout partitions are determined, and a total station interval protection configuration distribution view is generated; Based on the inter-operation relation among devices in the protection configuration database, performing iterative computation by applying an anti-collision force guiding model, generating device node layout, and generating an inter-operation relation view; Based on the node layout of the device, combining with the virtual loop connection relation in the protection configuration database, performing path calculation and generating an interval loop connection view; Based on the inter-interval association relation in the protection configuration database, extracting a related device and a loop forming sub-graph, calculating by using a layout wiring algorithm, and generating an inter-interval device view; and carrying out layering display based on the full-station interval protection configuration distribution view, the interval interoperation relation view, the interval loop connection view and the inter-interval equipment view. As a preferable scheme of the layering visual display method of the intelligent substation protection configuration, the method comprises the following steps: The step of establishing a protection configuration database based on the original protection configuration information, inquiring total station data from the protection configuration database, grouping intervals, determining a layout partition, and generating a total station interval protection configuration distribution view comprises the following steps: establishing a protection configuration database containing substation level configuration information; inquiring total station configuration data from a protection configuration database, and carrying out similarity analysis and automatic grouping on total station intervals according to voltage levels and a main wiring form to determine layout partitions of the total station intervals; generating a distribution view of total station interval protection