CN111079241A - Edge layout visual display method based on CIM power grid model - Google Patents
Edge layout visual display method based on CIM power grid model Download PDFInfo
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Abstract
The invention discloses a CIM power grid model-based visual display method for an edge layout, which comprises the following steps: acquiring power grid topological relation data and layout information from a GIS platform, wherein the power grid topological relation data comprise a plurality of power grid devices and line topological relations among the power grid devices, and the layout information comprises geographic coordinates of the power grid devices; classifying the power grid equipment according to the CIM power grid model to obtain a corresponding model of the power grid equipment; and when the layout is rendered, displaying the models according to a preset rendering rule on the geographic coordinates of the power grid equipment, and describing lines among the models according to the line topological relation among the power grid equipment. The embodiment of the invention has at least the following beneficial effects: the latest accurate data can be automatically acquired, the data of the power grid equipment can be managed in a unified and standard manner, and convenience is brought to lean management of the power grid; meanwhile, the power grid equipment is managed and displayed according to the classification, and the expansion maintenance after the equipment type expansion is facilitated.
Description
Technical Field
The invention relates to the field of intelligent power distribution, in particular to a visual display method of an edge distribution diagram based on a CIM power grid model.
Background
With the continuous construction of intelligent power grids and distribution network automation systems, distribution network distribution layout becomes an important platform and means for visually knowing the running state of a distribution network, and is also necessary data for departments such as maintenance, infrastructure and the like to carry out work.
The traditional distribution network thematic map is generally drawn by using a drawing tool or drawing software special for electric power, along with the continuous enlargement of the distribution network scale, the increase of equipment types and the improvement of frequent transaction and lean management requirements, operators cannot check the actual condition of the current line at any time and any place, so that the maintenance work and the cost of related graphs are increased day by day, and the difference of the levels and habits of different business personnel has different degrees of influence on the style and the quality of the distribution network thematic map, so that the unification and the standardization cannot be carried out. On the other hand, the manually drawn graph is difficult to interact among different application systems, the maintenance cost is increased, the manually drawn graph is poor in real-time performance, and the real situation of a field cannot be reflected in real time.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the CIM power grid model-based visual display method for the edge layout, which can automatically acquire accurate data and realize unified and standardized management.
According to the embodiment of the first aspect of the invention, the method for visually displaying the layout based on the CIM power grid model comprises the following steps: s100, acquiring power grid topological relation data and layout information from a GIS platform, wherein the power grid topological relation data comprise a plurality of power grid devices and line topological relations among the power grid devices, and the layout information comprises geographic coordinates of the power grid devices; s200, classifying the power grid equipment according to the CIM power grid model to obtain a corresponding model of the power grid equipment; s300, when the layout is rendered, displaying the models according to a preset rendering rule on the geographic coordinates of the power grid equipment, and describing lines among the models according to the line topological relation among the power grid equipment.
The CIM power grid model-based edge layout visual display method provided by the embodiment of the invention at least has the following beneficial effects: the latest accurate data can be automatically acquired from the GIS platform, the data of the power grid equipment can be managed in a unified and standard manner, and convenience is brought to lean management of the power grid; meanwhile, the power grid equipment is managed and displayed according to the classification, and the expansion maintenance after the equipment type expansion is facilitated.
According to some embodiments of the invention, the preset rendering rule comprises: whether the model is visible at different display levels and a display scale of the model at different display levels. The model displays whether the model is visible or not and displays the proportion according to different levels, so that the relevant information can be conveniently checked according to different requirements of each level of the power grid.
According to some embodiments of the invention, the display hierarchy has at least two levels, including an overall line profile. The multi-level display hierarchy is suitable for the requirements of different users, and has better display effect.
According to some embodiments of the invention, all of the models are not visible when the display hierarchy is an overall route profile. The top level is shown to focus only on the line profile and the grid equipment model is not shown to prevent interference.
According to some embodiments of the invention, when the display hierarchy is not an overall route profile, what is displayable in the model is also scaled according to a display scale along the layout. And a zooming function is provided, so that the use is convenient.
According to some embodiments of the invention, the model classification comprises: platform becomes, table case, electric room, box transformer substation, iron tower, cable terminal, cable middle head, cable elbow head, electrical connection point, low voltage distribution box, load switch on the post, cable distribution box, drop out fuse, steel pipe pole, outdoor switch box, street sign indicating number, cubical switchboard, muddy earth pole, arrester on the post, fault indicator on the post and arrester on the post. And multiple models are classified, so that the effect of consistent reality of the graphs can be better achieved, and the attention to the corresponding types of power grid equipment is facilitated.
According to some embodiments of the invention, the preset rendering rule further comprises setting a rotation angle of the model, wherein the rotation angle is determined by orientation data of the power grid equipment collected in advance. The setting of model angle has more directly perceived the condition of showing the scene.
According to some embodiments of the invention, all of the models are configured to be the same size. The initial sizes of the models are consistent, so that unified management is facilitated, and the display proportion is convenient to adjust, so that the proportion among various models can reach a reasonable range.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic flow chart illustrating steps of an embodiment of the present invention;
FIG. 2 is a table of device model classifications according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
The noun explains:
and GIS: the Geographic Information System or Geo-Information System, i.e., Geographic Information System, is sometimes referred to as a "Geographic Information System". It is a specific and very important spatial information system. The system is a technical system for collecting, storing, managing, operating, analyzing, displaying and describing relevant geographic distribution data in the whole or partial earth surface (including the atmosphere) space under the support of a computer hardware and software system.
CIM: common Information Model, i.e. Common Information Model, is proposed based on the data sharing exchange institute, and integrates the existing business system data models according to the international standard to form an enterprise unified Information view, so as to provide a unified data Model for the business application system and perform comprehensive data quality control on the system data. The grid CIM model has gradually become an application standard of data exchange of the power system, defines semantic parts of application programs, including public classes, attributes, relations and the like, defines a plurality of packages and classes, and connects various class elements through association relations, floods, aggregations and the like to describe the power grid in detail.
Referring to fig. 1, the main method steps of the embodiment of the present invention are: s100, acquiring power grid topological relation data and layout information from a GIS platform, wherein the power grid topological relation data comprise a plurality of power grid devices and line topological relations among the power grid devices, and the layout information comprises geographic coordinates of the power grid devices; s200, classifying the power grid equipment according to the CIM power grid model to obtain a corresponding model of the power grid equipment; s300, when the layout is rendered, the models are displayed according to preset rendering rules on the geographic coordinates of the power grid equipment, and the lines among the models are drawn according to the line topological relation among the power grid equipment. It can be understood that the grid topological relation data also includes other line nodes and line topological relations between the other line nodes, and when rendering the layout, the grid topological relation data can be displayed according to needs.
In some embodiments of the present invention, the preset rendering rule includes: whether the model is visible at different display levels and the display scale of the model at different display levels.
According to some embodiments of the invention, the display hierarchy has at least two levels, including an overall line profile.
According to some embodiments of the invention, all models are not visible when the display hierarchy is a global route profile.
According to some embodiments of the invention, where the display hierarchy is not an overall route profile, what may be displayed in the model is also scaled according to the display scale along the layout.
According to some embodiments of the invention, the model classification comprises: platform becomes, table case, electric room, box transformer substation, iron tower, cable terminal, cable middle head, cable elbow head, electrical connection point, low voltage distribution box, load switch on the post, cable distribution box, drop out fuse, steel pipe pole, outdoor switch box, street sign indicating number, cubical switchboard, muddy earth pole, arrester on the post, fault indicator on the post and arrester on the post. It is understood that some of these model classifications may be included or more extended in some embodiments of the invention.
According to some embodiments of the present invention, the preset rendering rule further comprises setting a rotation angle of the model, wherein the rotation angle is determined by the orientation data of the power grid equipment collected in advance.
According to some embodiments of the invention, all models are configured to be the same size.
In the embodiment of the invention, referring to fig. 1, firstly, power grid topological relation data and layout information are acquired from a GIS platform. The power grid topological relation data comprise line nodes including a plurality of power grid devices and topological relations among the line nodes, and the layout information comprises geographic coordinates of the power grid devices.
And then, acquiring attribute information of the power grid equipment, classifying according to the attribute of the power grid equipment and CIM power grid model data, and acquiring a corresponding model. Specific model data are shown in fig. 2, and 22 types of data include: platform becomes, table case, electric room, box transformer substation, iron tower, cable terminal, cable middle head, cable elbow head, electrical connection point, low voltage distribution box, load switch on the post, cable distribution box, drop out fuse, steel pipe pole, outdoor switch box, street sign indicating number, cubical switchboard, muddy earth pole, arrester on the post, fault indicator on the post and arrester on the post. In the embodiment of the invention, the sizes of the models are unified into 82px (pixel points) by default, and corresponding models are arranged according to the classification of the equipment types. When displaying, the rendered example and the model are set to a certain proportion. Assuming that the ratio is represented by K, for example: step (3) of platform transformation: k is 0.13, rendering instance size defaults to 10 px; electric room: k is 0.3 and the rendering instance size defaults to 24 px. The electric room is larger than the platform when in display, and can be understood as other proportions to achieve the effect; of course, the size of the models need not be uniform. In the embodiment of the invention, a rotation angle during model rendering can be set, and the angle is determined by the orientation data of the power grid equipment collected on site in advance. It will be appreciated that part of the mould may be rotatable or all of the mould may be arranged to be rotatable.
In the embodiment of the invention, a plurality of display levels are provided, and in the overall line overview chart at the uppermost layer, all models are not displayed and only the main line is displayed. When the layout is enlarged to a display level with a certain degree, part of the model is displayed, and the line display is more detailed; and continuing to zoom in to a certain display level, all models are displayed, and the sizes of the models are scaled along the layout.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (8)
1. An edge layout visual display method based on a CIM power grid model is characterized by comprising the following steps:
s100, acquiring power grid topological relation data and layout information from a GIS platform, wherein the power grid topological relation data comprise a plurality of power grid devices and line topological relations among the power grid devices, and the layout information comprises geographic coordinates of the power grid devices;
s200, classifying the power grid equipment according to the CIM power grid model to obtain a corresponding model of the power grid equipment;
s300, when the layout is rendered, displaying the models according to a preset rendering rule on the geographic coordinates of the power grid equipment, and describing lines among the models according to the line topological relation among the power grid equipment.
2. The CIM power grid model-based layout drawing visualization display method according to claim 1, wherein the preset rendering rule comprises: whether the model is visible at different display levels and a display scale of the model at different display levels.
3. The CIM power grid model-based edge layout visualization display method according to claim 2, wherein the display hierarchy has at least two layers including an overall line profile.
4. The CIM power grid model-based edge layout visualization display method according to claim 3, wherein when the display hierarchy is an overall line profile, all models are invisible.
5. The CIM power grid model-based layout drawing visualization display method according to claim 3, wherein when the display hierarchy is not an overall line profile, the displayable display in the model is further scaled according to the display scale of the layout drawing.
6. The CIM power grid model-based edge layout visualization display method according to claim 1, wherein the model classification comprises: platform becomes, table case, electric room, box transformer substation, iron tower, cable terminal, cable middle head, cable elbow head, electrical connection point, low voltage distribution box, load switch on the post, cable distribution box, drop out fuse, steel pipe pole, outdoor switch box, street sign indicating number, cubical switchboard, muddy earth pole, arrester on the post, fault indicator on the post and arrester on the post.
7. The CIM power grid model-based edge layout visualization display method according to claim 1, wherein the preset rendering rule further comprises setting a rotation angle of the model, wherein the rotation angle is determined by orientation data of the power grid equipment collected in advance.
8. The CIM power grid model-based layout visualization presentation method according to any one of claims 1 to 7, wherein all the models are configured to have the same size.
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- 2019-11-07 CN CN201911079795.9A patent/CN111079241A/en active Pending
Patent Citations (4)
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| CN103383707A (en) * | 2013-01-07 | 2013-11-06 | 广西电网公司 | Method for automatically generating grid system wiring diagram based on coordinates of stations and towers |
| CN105373538A (en) * | 2014-08-19 | 2016-03-02 | 北京协进科技发展有限公司 | Method and device for determining display levels of polygonal objects |
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Application publication date: 20200428 |