CN112667833A - Method for automatically switching and checking multiple logic diagrams of power system - Google Patents
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Abstract
The invention relates to a method for automatically switching and checking a plurality of logic diagrams of a power system, which is technically characterized by comprising the following steps: traversing various power grid logic diagrams in the power system; analyzing the power grid logic diagram, and associating the substation primitive ID and the equipment primitive ID with the substation ID and the equipment ID of the background model database; acquiring a topological relation between background power grid equipment and a transformer substation; calculating the sparsity of the topological relation of the primitive ID in the model database; calculating the voltage level of the primitive ID; calculating the level of the power grid logic diagram; grouping the primitives in the power grid logic diagram; and switching the power grid logic diagrams of different levels in a mode of enlarging and reducing the graphs. According to the method, the multiple power grid logic diagrams are traversed, the primitive IDs, the voltage levels and the topological relation sparsity are corresponded and grouped, and then the logic diagrams are combed, so that the automatic switching and checking functions of the power grid logic diagrams are realized, the labor time is saved, and the working efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of power system automation, and particularly relates to a method for automatically switching and checking a plurality of logic diagrams of a power system.
Background
In recent years, with the rapid development of the construction of extra-high voltage alternating current and direct current power grids of power systems, the interaction of alternating current and direct current and the mutual influence of transmitting and receiving ends are intensified during the operation of the power grids, and the characteristics of large power grids are highlighted.
Since various types of grid logic diagrams are included in the power system, for example, the D5000 scheduling automation system, the OCS system, the EMS energy management system, and the like each include a grid logic diagram of the respective system. The power grid logic diagrams of each power system have respective characteristics, and a scheduling manager needs to click the corresponding system to check the power grid logic diagrams through a manual operation method in the scheduling process, so that inconvenience is brought to the work of the scheduling staff.
Through searching, relevant documents of the automatic switching method of a plurality of logic diagrams are not found.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a method for automatically switching and checking a plurality of logic diagrams of an electric power system, which has the advantages of reasonable design, convenience in use and capability of improving the working efficiency.
The invention solves the technical problems in the prior art by adopting the following technical scheme:
a method for automatically switching and viewing a plurality of logic diagrams of a power system comprises the following steps:
and 8, switching the power grid logic diagrams of different levels in a mode of amplifying and reducing the graphs when different logic diagrams are displayed based on the levels and the grouping relation.
Further, the power grid logic diagram comprises graphics in a D5000 system, an OCS system, an EMS system and graphics in a SVG/G format.
Further, the topological relation between the background power grid equipment and the transformer substation comprises the connection relation between models in a D5000 system, an OCS system and an EMS system and the model connection relation in a CIM/CIME format.
Further, the specific implementation method of step 4 includes the following steps:
step 4.1, calculating the number of devices skipped by the primitives DevA and DevB in the topological data;
and 4.2, calculating the average skipped equipment number of the whole power grid logic diagram and taking the average skipped equipment number as the sparsity.
Further, the specific implementation method of step 5 includes the following steps:
step 5.1, reading a voltage level corresponding to the equipment ID in the model database of the element ID in the power grid logic diagram;
and 5.2, calculating the average voltage level of the whole logic diagram.
Further, in the step 6, when the hierarchy is calculated, the voltage level is mainly used, and the sparsity of the topological relation is used as an auxiliary.
Further, the specific implementation method of step 7 includes the following steps:
7.1, dividing the primitives in the power grid logic diagram into a group based on the topological connection relation of the background, wherein the primitives in the power grid logic diagram are tightly connected;
7.2, dividing the primitives with more devices skipped among the primitives into different groups;
and 7.3, calculating the central equipment of each group.
Further, the specific implementation method of step 8 includes the following steps:
8.1, when a logic diagram is enlarged to view a visual angle, automatically switching to the power grid logic diagram with the same voltage level and smaller sparsity, which is calculated in the step 6, after the logic diagram is enlarged to a preset proportion;
8.2, automatically switching to a power grid logic diagram of the next level of voltage grade after the logic diagram with the minimum sparsity is reached;
step 8.3, when the power grid logic diagram is switched, traversing a plurality of logic diagrams G of which the hierarchy of the power grid logic diagram calculated in the step 6 is larger than the current hierarchy;
and 8.4, automatically searching the primitive device DevA of the current logic diagram view angle, searching the central device DevB calculated in the step 7 in the range of a plurality of logic diagrams G, calculating the distance between the primitive device DevA and the primitive device DevB by using a weighting method, and opening the power grid logic diagram where the device DevB with the minimum distance is located.
Further, the step 8.4 is to calculate the distance between the primitive devices DevA and DevB by using a weighting method as follows: taking the center of the view angle as the maximum weight, linearly reducing the weight to the periphery according to the coordinate distance, and calculating the distance between the graphics primitive device DevA and the graphics primitive device DevB by adopting the following formula:
sigma (number of devices/weight skipped between DevA and DevB)。
Further, when the power grid logic diagram is opened in the step 8.4, an asynchronous loading mode is adopted, and the part of the logic diagram of the area to be displayed is preferentially loaded.
The invention has the advantages and positive effects that:
1. according to the method, the multiple power grid logic diagrams are traversed, the primitive IDs, the voltage levels and the topological relation sparsity are corresponded and grouped, and then the logic diagrams are combed, so that the automatic switching and checking functions of the power grid logic diagrams are realized, the labor time is saved, and the working efficiency is improved.
2. The invention opens the power grid logic diagram in an asynchronous loading mode, preferentially loads the logic diagram part of the display area, improves the opening speed of the logic diagram and promotes the progress of the power industry.
Drawings
FIG. 1 is a process flow diagram of the present invention.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings.
A method for automatically switching and viewing a plurality of logic diagrams of a power system is disclosed, as shown in FIG. 1, and comprises the following steps:
In this step, the grid logic diagram in the power system includes the graphics in the D5000, OCS, EMS system, and SVG/G format.
And 2, analyzing the power grid logic diagram, reading the corresponding substation primitive ID and equipment primitive ID on the power grid logic diagram, and associating the substation primitive ID and equipment primitive ID with the substation ID and equipment ID of the background model database.
And 3, acquiring a topological relation between the background power grid equipment and the transformer substation.
In this step, the topological relation between the background power grid equipment and the substation includes a connection relation between models in the D5000, OCS, and EMS systems and a model connection relation in the CIM/CIME format.
And 4, calculating the sparsity of the topological relation of the primitive ID in the model database for each power grid logic diagram.
The primitives DevA and DevB directly connected in the grid logic diagram are connected together through a plurality of devices in the background topology data. Therefore, the specific implementation method of the step is as follows:
step 4.1, calculating the number of devices skipped by the primitives DevA and DevB in the topological data;
and 4.2, calculating the average skipped equipment number of the whole power grid logic diagram as sparsity.
And 5, calculating the voltage level of the primitive ID for each power grid logic diagram.
The specific calculation method in the step is as follows:
step 5.1, reading a voltage level corresponding to the equipment ID in the model database of the element ID in the power grid logic diagram;
and 5.2, calculating the average voltage level of the whole logic diagram.
And 6, calculating the hierarchy of the power grid logic diagram according to the voltage level (primary) and the sparsity (secondary) of the topological relation.
And 7, grouping the primitives in the power grid logic diagram based on the topological relation between the primitives and the background of the power grid logic diagram.
The specific implementation method of the step is as follows:
7.1, dividing the primitives in the power grid logic diagram into a group based on the topological connection relation of the background, wherein the primitives in the power grid logic diagram are tightly connected;
7.2, dividing the primitives with more devices skipped among the primitives into different groups;
and 7.3, calculating the central equipment of each group.
And 8, switching the power grid logic diagrams of different levels in a mode of amplifying and reducing the graphs when different logic diagrams are displayed based on the levels and the grouping relation.
8.1, when a logic diagram is enlarged to view a visual angle and is enlarged to a preset proportion, automatically switching the power grid logic diagram with the same voltage grade and smaller sparsity, which is calculated in the step 6;
8.2, automatically switching to a power grid logic diagram of the next level of voltage grade after the logic diagram with the minimum sparsity is reached;
step 8.3, when the power grid logic diagram is switched, traversing a plurality of logic diagrams G of which the hierarchy of the power grid logic diagram calculated in the step 6 is larger than the current hierarchy;
and 8.4, automatically searching the primitive device DevA of the current logic diagram view angle, searching the central device DevB calculated in the step 7 in the range of the diagram G, calculating the distance between the DevA and the DevB by using a weighting method, and opening the logic diagram where the device DevB with the minimum distance is located.
In this step, the weight calculation method is: and taking the center of the visual angle as the maximum weight, and linearly reducing the weight to the periphery according to the coordinate distance.
Therefore, the total distance calculation method is: sigma (number of devices/weight skipped between DevA and DevB)。
In this step, when the logic diagrams are switched, the switching is automatic, when a plurality of logic diagrams are selected, the user is prompted to select the logic diagrams, and the center equipment with the minimum distance in the logic diagrams, such as the step 8, is automatically positioned during the switching. And opening the logic diagram by adopting an asynchronous loading mode, and preferentially loading the part of the logic diagram of the area to be displayed so as to accelerate the opening speed.
It should be emphasized that the embodiments described herein are illustrative rather than restrictive, and thus the present invention is not limited to the embodiments described in the detailed description, but also includes other embodiments that can be derived from the technical solutions of the present invention by those skilled in the art.
Claims (10)
1. A method for automatically switching and checking a plurality of logic diagrams of a power system is characterized by comprising the following steps: the method comprises the following steps:
step 1, traversing various power grid logic diagrams in a power system;
step 2, analyzing the power grid logic diagram, reading a corresponding substation primitive ID and an equipment primitive ID on the power grid logic diagram, and associating the substation primitive ID and the equipment primitive ID with a substation ID and an equipment ID of a background model database;
step 3, acquiring a topological relation between the background power grid equipment and the transformer substation;
step 4, calculating the sparsity of the topological relation of the primitive ID in the model database for each power grid logic diagram;
step 5, calculating the voltage level of the primitive ID for each power grid logic diagram;
step 6, calculating the hierarchy of the power grid logic diagram according to the voltage level and the sparsity of the topological relation;
step 7, grouping the primitives in the power grid logic diagram based on the topological relation between the primitives and the background of the power grid logic diagram;
and 8, switching the power grid logic diagrams of different levels in a mode of amplifying and reducing the graphs when different logic diagrams are displayed based on the levels and the grouping relation.
2. The method for automatically switching and viewing the plurality of logic diagrams of the power system according to claim 1, wherein: the power grid logic diagram comprises graphics in a D5000 system, an OCS system and an EMS system and graphics in a SVG/G format.
3. The method for automatically switching and viewing the plurality of logic diagrams of the power system according to claim 1, wherein: the topological relation between the background power grid equipment and the transformer substation comprises the connection relation among models in a D5000 system, an OCS system and an EMS system and the model connection relation in a CIM/CIME format.
4. The method for automatically switching and viewing the plurality of logic diagrams of the power system according to claim 1, wherein: the specific implementation method of the step 4 comprises the following steps:
step 4.1, calculating the number of devices skipped by the primitives DevA and DevB in the topological data;
and 4.2, calculating the average skipped equipment number of the whole power grid logic diagram and taking the average skipped equipment number as the sparsity.
5. The method for automatically switching and viewing the plurality of logic diagrams of the power system according to claim 1, wherein: the specific implementation method of the step 5 comprises the following steps:
step 5.1, reading a voltage level corresponding to the equipment ID in the model database of the element ID in the power grid logic diagram;
and 5.2, calculating the average voltage level of the whole logic diagram.
6. The method for automatically switching and viewing the plurality of logic diagrams of the power system according to claim 1, wherein: and 6, in the step of calculating the hierarchy, the voltage level is taken as the main part and the sparsity of the topological relation is taken as the auxiliary part.
7. The method for automatically switching and viewing the plurality of logic diagrams of the power system according to claim 1, wherein: the specific implementation method of the step 7 comprises the following steps:
7.1, dividing the primitives in the power grid logic diagram into a group based on the topological connection relation of the background, wherein the primitives in the power grid logic diagram are tightly connected;
7.2, dividing the primitives with more devices skipped among the primitives into different groups;
and 7.3, calculating the central equipment of each group.
8. The method for automatically switching and viewing the plurality of logic diagrams of the power system according to claim 1, wherein: the specific implementation method of the step 8 comprises the following steps:
8.1, when a logic diagram is enlarged to view a visual angle, automatically switching to the power grid logic diagram with the same voltage level and smaller sparsity, which is calculated in the step 6, after the logic diagram is enlarged to a preset proportion;
8.2, automatically switching to a power grid logic diagram of the next level of voltage grade after the logic diagram with the minimum sparsity is reached;
step 8.3, when the power grid logic diagram is switched, traversing a plurality of logic diagrams G of which the hierarchy of the power grid logic diagram calculated in the step 6 is larger than the current hierarchy;
and 8.4, automatically searching the primitive device DevA of the current logic diagram view angle, searching the central device DevB calculated in the step 7 in the range of a plurality of logic diagrams G, calculating the distance between the primitive device DevA and the primitive device DevB by using a weighting method, and opening the power grid logic diagram where the device DevB with the minimum distance is located.
9. The method for automatically switching and viewing the plurality of logic diagrams of the power system according to claim 8, wherein: said step 8.4 is a method of calculating the distance between the primitive devices DevA and DevB using a weighting method, which is: taking the center of the view angle as the maximum weight, linearly reducing the weight to the periphery according to the coordinate distance, and calculating the distance between the graphics primitive device DevA and the graphics primitive device DevB by adopting the following formula:
Σ (number of devices/weight skipped between DevA and DevB).
10. The method for automatically switching and viewing the plurality of logic diagrams of the power system according to claim 8, wherein: and 8.4, when the power grid logic diagram is opened, preferentially loading the part of the logic diagram of the area to be displayed in an asynchronous loading mode.
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