KR20190137429A - System and method for hierarchical visualization of power system - Google Patents

Abstract

The present invention relates to a hierarchical visualization system and method of a power system for classifying data measured in real time in a power system by layer and visualizing each data at a glance.
The hierarchical visualization system of a power system according to an embodiment of the present invention includes a hierarchical structurer for classifying and classifying data measured in real time in a power system, a data manager for storing and calculating the classified data for each layer, and It may include a visualization unit for visualizing the data stored for each layer for each layer.

Description

System and method for hierarchical visualization of power system

The present invention relates to a hierarchical visualization system and method of a power system, and more particularly, hierarchical visualization system of a power system that visualizes each data at a glance by classifying data measured in real time in a power system by layer. It is about a method.

In order to monitor and operate the power system, a large amount of data must be measured from power facilities installed in substations, transmission lines and power plants, and the measured data must be efficiently provided to the operator.

In recent years, research and development of the Wide Area System Monitoring and Control System (WAMAC), which acquires and manages visual synchronization data and provides visualized information to the operators, has been actively conducted for more accurate and accurate power system status monitoring. The system operation data acquired through the wide area monitoring and control system is managed and analyzed by the central server (PDC) installed in the headquarters and used for monitoring the power system. Wide Area Monitoring and Control System It can provide local time information as well as local time series information and analysis results at the same time. However, the information that the operator can monitor at the same time is inevitably limited, and accordingly, the current wide area monitoring and control system provides only regional information (voltage and current), and predetermined time series information and analysis results. For this reason, although a large amount of visual synchronization data is acquired, there is a problem that only very limited information is visualized and utilized for system operation.

The present invention is to solve the above-described problems, to manage the data hierarchically, to overcome the inefficiency caused by visualizing a large amount of data measured in real time in the power system on a limited screen, the power for visualizing this It is an object to provide a hierarchical visualization system and method of the system.

In addition to the technical task of the present invention mentioned above, other features and advantages of the present invention will be described below, or from such description and description will be clearly understood by those skilled in the art.

A hierarchical visualization system of a power system according to an embodiment of the present invention for achieving the above-described object is a hierarchical structurer for classifying and classifying data measured in real time in a power system, and storing and calculating the classified data for each layer. It may include a data management unit and a visualization unit for visualizing the stored data for each layer.

The data measured in real time in the power system may include at least one of topology information, voltage level information, power plant and facility information, transmission line type and facility information, substation type and facility information, and geographic location information.

In addition, the hierarchical structurer may classify data measured in real time in the power system into one of a substation, a power generation unit, a transmission line, and a special facility.

In addition, the hierarchical structurer classifies data classified into substations into classification levels, and the classification levels may have higher levels in order of the entire system, a management or technical area, a substation group, an individual substation, a facility group, and an individual facility.

In addition, the hierarchical structurer classifies data classified into the power generation complex into a classification level, and the classification level may have a higher level in order of the entire system, a management or technical area, a power generation complex, a power generation bus, and a generator.

In addition, the hierarchical structurer classifies data classified as transmission lines into classification levels, and the classification levels may have higher levels in order of the entire system, a management or technical area, a line group, and individual lines.

In addition, the hierarchical structurer classifies data classified as special facilities into classification levels, and the classification level may have higher levels in order of facility groups and individual facilities.

In addition, the data manager may store the data classified in each layer in association with data measured in real time in the power system.

The data manager may calculate at least one of a new average, a maximum value, a minimum value, and a weighted average of the data classified by layers.

In addition, the visualization unit may display data for each layer according to the degree of magnification.

The visualization unit may display lower level data when the magnification degree is large and display upper level data when the magnification degree is small.

In addition, when the visualization unit selects a specific icon for the data of the lower level than the data of the displayed hierarchy, the data of the lower level may be displayed in a separate window.

On the other hand, the hierarchical visualization method of the power system according to an embodiment of the present invention for achieving the above-described object is to measure the data in real time in the power system, and to classify and classify the data measured by the hierarchical structurer; The method may include storing and calculating the data classified by the data manager for each layer, and visualizing the data stored in the visualization unit for each layer.

Here, in the step of measuring data, the data measured in real time in the power system is at least one of topology information, voltage level information, power plant and equipment information, transmission line type and equipment information, substation type and equipment information, geographic location information It may include.

In addition, in the step of classifying and classifying data, the hierarchical structurer may classify data measured in real time in the power system into one of substation, power generation unit, transmission line, and special equipment.

In addition, in the step of classifying and classifying data, the hierarchical structurer classifies the data classified into substations into classification levels, and the classification level includes the entire system, management or technical area, substation group, individual substation, facility group, and individual facility. You can have higher levels in order.

In addition, in the step of classifying and classifying data, the hierarchical structurer classifies the data classified into the power generation complex into a classification level, and the classification level is higher in order of the whole system, management or technical area, power generation complex, power generation bus, and generator. May have a level.

In addition, in the step of classifying data in a hierarchical manner, the hierarchical structurer classifies the data classified into a transmission line into a classification level, and the classification level may have a higher level in order of the entire system, a management or technical area, a line group, and individual lines. Can be.

In addition, in the step of classifying and classifying the data, the hierarchical structurer classifies the data classified into the special facilities into the classification level, and the classification level may have a higher level in the order of the facility group and the individual facilities.

In addition, in the storing and arithmetic operation, the data manager may store the data classified according to layers and the data measured in real time in the power system.

Also, in the storing and calculating step, the data manager may calculate at least one of a new average, a maximum value, a minimum value, and a weighted average of data classified by layers.

In addition, in the visualizing step, the visualization unit may display data for each layer according to the magnification degree, and if the magnification degree is large, the lower level data may be displayed, and if the magnification degree is small, the upper level data may be displayed.

In addition, in the visualizing step, when the visualization unit selects a specific icon for the data of the lower level than the data of the displayed hierarchy, the data of the lower level may be displayed in a separate window.

The hierarchical visualization system and method of a power system according to an embodiment of the present invention may visualize hierarchical data on a limited screen in a configuration desired by an operator.

In addition, since a large amount of data can be processed into a desired configuration by the operator to implement visualization, the power system can be efficiently monitored.

In addition, other features and advantages of the present invention may be newly understood through the embodiments of the present invention.

1 is a view showing the configuration of a hierarchical visualization system of a power system according to an embodiment of the present invention.
2 is a diagram illustrating an example of a classification level for a substation according to an embodiment of the present invention.
3 is a view showing an example of the classification level for the power generation complex according to an embodiment of the present invention.
4 is a diagram showing an example of a classification level for a special facility according to an embodiment of the present invention.
5 is a diagram illustrating an example of visualizing for each layer according to an enlargement degree according to an embodiment of the present invention.
6 is a diagram illustrating an example of visualizing for each layer according to an enlargement degree according to an embodiment of the present invention.
7 is a diagram illustrating an example of visualizing for each layer according to an enlargement degree according to an embodiment of the present invention.
8 is a diagram illustrating an example of visualizing for each layer according to an enlargement degree according to an embodiment of the present invention.
9 is a diagram illustrating a hierarchical visualization method of a power system according to an exemplary embodiment of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention.

In order to clearly describe the present invention, parts irrelevant to the description are omitted, and like reference numerals designate like elements throughout the specification.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the singular forms “a,” “an,” and “the” include plural forms as well, unless the phrases clearly indicate the opposite. As used herein, the meaning of "comprising" embodies a particular characteristic, region, integer, step, operation, element and / or component, and the presence of other characteristics, region, integer, step, operation, element and / or component It does not exclude the addition.

Unless defined otherwise, all terms including technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. Commonly defined terms used are additionally interpreted to have a meaning consistent with the related technical literature and the presently disclosed contents, and are not interpreted in an ideal or very formal sense unless defined.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention.

1 is a view showing the configuration of a hierarchical visualization system of a power system according to an embodiment of the present invention.

Referring to FIG. 1, the hierarchical visualization system 100 of a power system according to an exemplary embodiment of the present disclosure may include a hierarchical structurer 110, a data manager 120, and a visualization unit 130.

The hierarchical structurer 110 may classify and classify data measured in real time in a power system. The data measured in real time in the power system may include at least one of topology information, voltage level information, power plant and facility information, transmission line type and facility type, substation type and facility information, and geographic location information. The hierarchical structurer 110 may classify data measured in real time in a power system into one of a substation, a power generation unit, a transmission line, and special facilities. For example, in the case of data on a generator, the hierarchical structurer 110 may classify the data into a power generation unit.

In addition, the hierarchical structurer 110 may classify data classified into one of a substation, a power generation unit, a transmission line, and special facilities into a classification level. In detail, the hierarchical specification unit 110 may classify data classified as a substation again into a classification level. Here, the classification level for the substation may be the whole system, management or technical area, substation group, individual substation, equipment group, individual equipment, this classification level is the system, substation group, individual substation, equipment group, individual equipment You can have higher levels in order. That is, the entire system is at the highest level, and individual installations may be at the lowest level. Accordingly, the entire system may include a plurality of administrative or technical regions, a plurality of administrative or technical regions may include a plurality of substation groups, and each of the plurality of substations may include a plurality of individual substations. In addition, each of the plurality of individual substations may include a plurality of equipment groups, and the plurality of equipment groups may include a plurality of individual equipments.

In addition, the hierarchical structurer 110 may classify the data classified as the power generation complex into the classification level again. Here, the classification level for the power generation complex may be a system as a whole, a management or technical area, a power generation complex, a power generation bus, a generator, and the classification level may be a system whole, a management or technical area, a power generation complex, a power generation bus, and a generator. It can have a higher level. That is, the entire system is at the highest level, and the generator may be at the lowest level. Accordingly, the entire system may include a number of administrative or technical areas, and each of the plurality of administrative or technical areas may include a number of power generation complexes. In addition, each of the plurality of power generation complexes may include a plurality of power generation buses, and the plurality of power generation buses may include a plurality of generators.

In addition, the hierarchical structurer 110 may classify the data classified as the transmission line again into the classification level. Here, the classification level for the transmission line may be system-wide, management or technical area, track group, individual track, and this classification level may have a higher level in the order of the system-wide, management or technical area, track group, and individual track. have. That is, the entire system may be at the highest level, and individual tracks may be at the lowest level. Accordingly, the entire system may include a plurality of management or technical regions, each of the plurality of management or technical regions may include a plurality of track groups, and each of the plurality of track groups may include a plurality of individual tracks.

In addition, the hierarchical structurer 110 may classify the data classified as special equipment again into the classification level. Here, the classification level for the special facility may be a facility group and an individual facility, and the classification level may have a higher level in the order of the facility group and the individual facility. That is, the equipment group may be at the highest level, and the individual equipment may be at the lowest level. Accordingly, each group of facilities may include a number of individual facilities.

The data manager 120 may store and calculate the classified data for each layer. The data manager 120 may store data classified by layers in the hierarchical structurer 110. In this case, the data manager 120 may store the data measured in real time in the power system in association with the data classified for each layer. In addition, the data manager 120 may calculate at least one of a new average, a maximum value, a minimum value, and a weighted average of data classified by layers. The data manager 120 may calculate and store an average, a maximum value, a minimum value, a weighted average, etc. of data required for state monitoring of the power system for each layer.

The visualization unit 130 may visualize data stored for each layer for each layer. In detail, the visualization unit 130 may display data for each layer according to an enlargement degree. That is, the visualization unit 130 may display the lower level data when the magnification degree is large, and display the upper level data when the magnification degree is small. In addition, the visualization unit 130 may display the data of the lower level in a separate window when selecting a specific icon for the data of the lower level than the data of the displayed hierarchy.

2 is a diagram illustrating an example of a classification level for a substation according to an embodiment of the present invention.

Referring to FIG. 2, the classification level for the substation may be the whole system, the substation group, the management or technical area, the individual substation, the facility group, or the individual facility. This classification level may have a higher level in the order of the whole system, management or technical area, substation group, individual substation, facility group, individual facility. Here, the data 10 for the management or technical area may be classified as data for substations in a certain area. In this case, the data 10 classified as the management or technical area may include data about the substation group, the individual substation, the facility group, and the individual facilities which are lower levels of the management or technical area. In addition, the data 11 for the substation group may be classified as data for the substation group among the plurality of substation groups in the management or technical area. In this case, the data 11 classified into the substation group may include data about individual substations, facility groups, and individual facilities, which are lower levels. In addition, the data 12 for the individual substations may be classified into data for the respective substations among the plurality of individual substations in the substation group. In this case, the data 12 classified as individual substations may include data about equipment groups and individual facilities which are lower levels. In addition, the data 13 for the equipment group may be classified into the data for the equipment group according to the facilities of the individual substations. In this case, the data 13 classified into the facility group may include data about individual facilities which are lower levels. In addition, the data 14 for an individual group may be classified into data for the individual group according to the equipment group.

3 is a view showing an example of the classification level for the power generation complex according to an embodiment of the present invention.

Referring to FIG. 3, the classification level for the power generation complex may be a system as a whole, a management or technical area, a power generation complex, a power generation bus, and a generator. This classification level may have a higher level in the following order: system-wide, management or technical area, power plant, generation bus, generator. Here, the data 20 for the power generation complex may be classified as data for the corresponding power generation complex among a plurality of power generation complexes in the management or technical area. In this case, the data 20 classified as the power generation complex may include data about a power generation bus and a generator which are lower levels. In addition, the data 21 for the power generation bus can be classified into data for the power generation bus according to the power generation complex. In this case, the data 21 classified as the power generation bus may include data about a generator which is a lower level. In addition, the data 22 for the generator may be classified as data for the generator according to the power generation bus.

4 is a diagram showing an example of a classification level for a special facility according to an embodiment of the present invention.

Referring to FIG. 4, classification levels for special facilities may be facility groups or individual facilities. This classification level may have a higher level in the order of equipment group and individual equipment. Here, the data 30 for the equipment group may be classified into data about the equipment group among the plurality of equipment groups. In this case, the data 30 classified into the facility group may include data about individual facilities which are lower levels. In addition, the data 31 for the individual facilities may be classified into data for the corresponding individual facilities among a plurality of individual facilities in the facility group.

5 to 8 are diagrams illustrating an example of visualizing for each layer according to an enlargement degree according to an embodiment of the present invention.

5 and 8, the visualization unit 130 may display data for each layer. The visualization unit 130 may display data for each layer according to the degree of enlargement. That is, the visualization unit 130 may display the lower level data when the magnification degree is large, and display the upper level data when the magnification degree is small. When the degree of enlargement is small, the visualization unit 130 may display data about the entire system as shown in FIG. 5. That is, substations and transmission lines of the entire system can be displayed. In addition, when the degree of enlargement increases, the visualization unit 130 may display data on a management or technical area as shown in FIG. 6. That is, substations and transmission lines for a certain area may be displayed. In addition, when the degree of enlargement becomes larger, the visualization unit 130 may display data for the substation group as shown in FIG. 7. That is, substations and transmission lines for substation groups in a certain area may be displayed. In addition, when the visualization unit 130 selects a specific icon for data of a lower level than the data of the displayed hierarchy, the data of the lower level may be displayed in a separate window. As illustrated in FIG. 8, when the individual substation is selected, the visualization unit 130 may display data on equipment groups and individual facilities lower than the individual substations in separate windows.

9 is a diagram illustrating a hierarchical visualization method of a power system according to an exemplary embodiment of the present invention.

Referring to FIG. 9, data may be measured in real time in a power system (S100). The data measured in real time in the power system may include at least one of topology information, voltage level information, power plant and facility information, transmission line type and facility type, substation type and facility information, and geographic location information.

The hierarchical structurer 110 may classify data measured in real time in the power system for each hierarchical layer (S200). The hierarchical structurer 110 may classify data measured in real time in a power system into one of a substation, a power generation unit, a transmission line, and special facilities. In addition, the hierarchical structurer 110 may classify data classified into one of a substation, a power generation unit, a transmission line, and special facilities into a classification level. In detail, the hierarchical structurer 110 may classify data about a substation into a system-wide, management or technical area, a substation group, an individual substation, a facility group, and a classification level of an individual facility. It can be categorized into the whole system, management or technical area, power plant, power generation bus and generator. In addition, the hierarchical structurer 110 may classify data on a transmission line into a system-wide, management or technical region, a line group, and a classification level of individual lines, and classify data on a special facility into a classification level of a facility group and an individual facility. Can be classified as

The data manager 120 may store and calculate the classified data for each layer (S300). The data manager 120 may store data classified by layers in the hierarchical structurer 110. In this case, the data manager 120 may store the data measured in real time in the power system in association with the data classified for each layer. In addition, the data manager 120 may calculate and store an average, a maximum value, a minimum value, a weighted average, and the like of data required for monitoring the state of the power system for each layer.

The visualization unit 130 may visualize the stored data for each layer (S400). In detail, the visualization unit 130 may display data for each layer according to an enlargement degree. In addition, the visualization unit 130 may display the data of the lower level in a separate window when selecting a specific icon for the data of the lower level than the data of the displayed hierarchy.

As described above, according to an exemplary embodiment of the present invention, a hierarchical visualization system and method of a power system for classifying data measured in real time in a power system by layer and visualizing each data at a glance can be provided.

As those skilled in the art to which the present invention pertains may implement the present invention in other specific forms without changing the technical spirit or essential features, the embodiments described above are intended to be illustrative in all respects and should not be considered as limiting. Should be. The scope of the present invention is shown by the following claims rather than the detailed description, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included in the scope of the present invention. .

100: hierarchical visualization system of power system
110: hierarchy structure
120: data management unit
130: visualization unit

Claims (23)

A hierarchical structurer for classifying and classifying data measured in real time in a power system;
A data manager for storing and calculating the classified data for each layer;
And a visualization unit configured to visualize the stored data for each layer. The method of claim 1,
The data measured in real time in the power system is a hierarchical visualization of the power system including at least one of topology information, voltage level information, power plant and facility information, transmission line type and facility information, substation type and facility information, geographic location information. system. The method of claim 1,
The hierarchical structured unit is a hierarchical visualization system of the power system is classified into one of the substation, power generation unit, transmission line, special equipment data measured in real time in the power system. The method of claim 3,
The hierarchical structurer classifies the data classified into the substation into a classification level, and the classification level includes a power system having a higher level in order of the entire system, a management or technical area, a substation group, an individual substation, a facility group, and an individual facility. Hierarchical visualization system. The method of claim 3,
The hierarchical structurer classifies data classified into the power generation complex into a classification level, and the classification level is a hierarchical visualization of a power system having a higher level in order of the entire system, a management or technical area, a power generation complex, a power generation bus, and a generator. system. The method of claim 3,
The hierarchical structurer classifies data classified into the transmission line into a classification level, wherein the classification level has a higher level in order of the entire system, a management or technical area, a line group, and an individual line. The method of claim 3,
The hierarchical structurer classifies data classified into the special equipment into a classification level, and the classification level has a higher level in order of a facility group and an individual facility. The method of claim 1,
The data management unit is a hierarchical visualization system of the power system for storing the data classified for each layer in association with the data measured in real time in the power system. The method of claim 1,
And the data management unit calculates at least one of a new average, a maximum value, a minimum value, and a weighted average of the data classified by the layers. The method of claim 1,
The visualization unit hierarchical visualization system of the power system to display the data for each layer according to the degree of expansion. The method of claim 10,
The visualization unit is a hierarchical visualization system of the power system to display the lower level data when the degree of magnification is large, and the upper level data when the degree of magnification is small. The method of claim 10,
The visualization unit hierarchical visualization system of the power system that the lower level of data is displayed in a separate window when selecting a specific icon for the data of the lower level than the data of the displayed hierarchy. Measuring data in real time in the power system;
Hierarchizing and classifying the measured data in a hierarchical structurer;
Storing and calculating the classified data in each layer in a data manager;
Visualizing the stored data for each layer in the visualization unit; hierarchical visualization method of a power system comprising a. The method of claim 13, wherein in the measuring of the data:
The data measured in real time in the power system is a hierarchical visualization of the power system including at least one of topology information, voltage level information, power plant and facility information, transmission line type and facility information, substation type and facility information, geographic location information. Way. The method of claim 13, wherein the classifying and classifying the data comprises:
The hierarchical structuring unit classifies data measured in real time in the power system into a substation, a power generation unit, a transmission line, and a hierarchical visualization method of a power system. The method of claim 15, wherein the classifying and classifying the data comprises:
The hierarchical structurer classifies the data classified into the substation into a classification level, and the classification level includes a power system having a higher level in order of the entire system, a management or technical area, a substation group, an individual substation, a facility group, and an individual facility. Hierarchical visualization method. The method of claim 15, wherein the classifying and classifying the data comprises:
The hierarchical structurer classifies data classified into the power generation complex into a classification level, and the classification level is a hierarchical visualization of a power system having a higher level in order of the entire system, a management or technical area, a power generation complex, a power generation bus, and a generator. Way. The method of claim 15, wherein the classifying and classifying the data comprises:
The hierarchical structurer classifies data classified into the transmission line into a classification level, wherein the classification level has a higher level in order of the entire system, a management or technical area, a line group, and an individual line. The method of claim 15, wherein the classifying and classifying the data comprises:
The hierarchical structurer classifies data classified into the special equipment into a classification level, and the classification level has a higher level in the order of a facility group and an individual facility. The method of claim 13, wherein in the storing and calculating step:
The data management unit is a hierarchical visualization method of the power system for storing the data classified by the layer and the data measured in real time in the power system in association. The method of claim 13, wherein in the storing and calculating step:
And the data management unit calculates at least one of a new average, a maximum value, a minimum value, and a weighted average of the data classified by the layers. The method of claim 13, wherein in the visualizing step:
The visualization unit displays data for each layer according to the degree of magnification,
A hierarchical visualization method for power systems that displays low-level data when the magnification is large and displays high-level data when the magnification is small. The method of claim 13, wherein in the visualizing step:
The visualization unit hierarchical visualization method of the power system in which the data of the lower level is displayed in a separate window when selecting a specific icon for the data of the lower level than the data of the displayed hierarchy.

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