CN111611334A - Power grid geographic information system fusing multi-source information - Google Patents
Power grid geographic information system fusing multi-source information Download PDFInfo
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- CN111611334A CN111611334A CN202010334797.4A CN202010334797A CN111611334A CN 111611334 A CN111611334 A CN 111611334A CN 202010334797 A CN202010334797 A CN 202010334797A CN 111611334 A CN111611334 A CN 111611334A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/06—Electricity, gas or water supply
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
- G06T17/05—Geographic models
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T19/00—Manipulating 3D models or images for computer graphics
- G06T19/006—Mixed reality
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Abstract
The invention relates to a power grid geographic information system fusing multi-source information, which comprises a tile map layer, and a power grid information layer, a clean energy information layer, an external environment information layer and a virtual reality information layer which are respectively associated with the tile map layer through geographic positions. The method takes the geographic position as a core, and associates multi-source information such as power grid information, clean energy information, external environment information, virtual reality information and the like through the geographic position, so that various information such as towers, meteorological disasters, clean energy, three-dimensional models of power plants, three-dimensional models of transformer substations and the like are effectively projected onto a power grid map, the scaling operation of a multi-source information layer on the power grid map is supported, and power grid regulation and control personnel are helped to perform whole-network analysis and overall monitoring on power grid risks.
Description
Technical Field
The invention relates to the field of power systems, in particular to a power grid geographic information system fusing multi-source information.
Background
The power grid map is a map which integrates multiple information such as power grid information, clean energy information, external environment information and virtual reality information on the basis of the map, and is an important component of the intelligent regulation and control platform. How to fuse multi-source comprehensive information in a power grid map, provide comprehensive information such as equipment, geography, weather and operation mechanism in a power grid for a regulation and control worker in real time, help the regulation and control worker to comprehensively control the real-time operation state of the power grid and sense operation risks, so that the risks are pre-judged, effective pre-control is implemented, and the intelligent regulation and control platform is a problem to be researched urgently. In recent years, research and development personnel comprehensively display multi-source information of a power grid map and develop a great deal of research, and the attention degree is higher and higher. However, in the existing research, most of the proposed power grid maps only support geographical background maps, do not support geographical maps corresponding to real longitude and latitude, and the adopted geographical maps do not include information display such as weather, meteorological disasters, clean energy, virtual reality and the like.
The prior art discloses a map data-based power system visualization method, which realizes the combined display of power system and map information, but does not display external environment and clean energy information; the prior art also discloses a distribution network rush-repair system and a distribution network rush-repair method combined with a power grid graph, and a power grid map module for distribution network rush-repair is designed, but external environment information is not combined, and an operation strategy for map scaling is not given.
Disclosure of Invention
Technical problem to be solved
In order to solve the problems in the prior art, the invention provides a power grid geographic information system fusing multi-source information.
(II) technical scheme
In order to achieve the purpose, the invention adopts the main technical scheme that:
the invention provides a power grid geographic information system fusing multi-source information, which comprises a tile map layer, and a power grid information layer, a clean energy information layer, an external environment information layer and a virtual reality information layer which are respectively associated with the tile map layer through geographic positions.
In the above scheme, the tile map layer is formed by splicing a plurality of online or offline tile maps, and the tile map supports zooming with a zoom level of 3-18.
In the scheme, the tile map is zoomed based on a tile map model, the tile map model is a pyramid-type multi-resolution hierarchical model, the geographic range covered by the tile map model is unchanged from the topmost layer to the bottommost layer of the tile pyramid, the resolution is increased layer by layer, and the displayed information is more and more abundant.
In the scheme, the power grid information layer displays power grid facility information including but not limited to towers, lines, power plants and transformer substations, displays the geographical distribution condition of the power grid facility on the tile map layer through the longitude and latitude coordinate correlation of the power grid facility, and displays information of important power transmission lines crossing high-speed railways, expressways and overhead power transmission line sections.
In the scheme, the clean energy information layer displays the geographical position distribution of clean energy including but not limited to water energy, wind energy and solar photovoltaic on the tile map layer in a graphic animation, and the corresponding information includes but not limited to installed capacity and output information.
In the above solution, the external environment information layer includes a weather layer and a meteorological disaster layer, wherein the weather layer displays weather information including but not limited to weather, temperature, and wind power in different geographical areas, and the meteorological disaster layer displays information including but not limited to lightning, rainstorm, snow storm, strong wind, and mountain fire in different geographical areas.
In the above scheme, the virtual reality information layer displays a three-dimensional virtual model of the power grid facility including, but not limited to, a power plant and a substation, and a real-time operation state thereof, and the three-dimensional virtual model is created according to an actual model of the power grid facility.
In the above scheme, the tile map layer formulates a layer display mechanism: when the tile map layer is scaled to a set level, the tile map layer displays information corresponding to a power grid information layer, a clean energy information layer, an external environment information layer and a virtual reality information layer; the user can hide or display the display information; the tile map layer sets whether the display information supports region scaling.
(III) advantageous effects
The method takes the geographic position as a core, and associates multi-source information such as power grid information, clean energy information, external environment information, virtual reality information and the like through the geographic position, so that various information such as towers, meteorological disasters, clean energy, three-dimensional models of power plants, three-dimensional models of transformer substations and the like are effectively projected onto a power grid map, the scaling operation of a multi-source information layer on the power grid map is supported, and power grid regulation and control personnel are helped to perform whole-network analysis and overall monitoring on power grid risks.
Drawings
Fig. 1 is a schematic diagram of a power grid geographic information system fusing multi-source information according to an embodiment of the present invention;
fig. 2 is a schematic diagram illustrating a tile map layer splicing principle according to an embodiment of the present invention (where (a) represents a tile map splicing relationship, and (b) represents a tile map model).
Detailed Description
For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings.
The invention provides a power grid geographic information system, which takes a geographic position as a core, and effectively projects various information such as a tower, a meteorological disaster, clean energy, a three-dimensional model of a power plant, a three-dimensional model of a transformer substation and the like on a power grid map by associating the geographic position with multi-source information such as power grid information, clean energy information, external environment information, virtual reality information and the like, so as to help power grid regulation and control personnel to perform whole-network analysis and overall monitoring on power grid risks.
As shown in fig. 1, a power grid geographic information system integrating multi-source information uses the layer idea of a geographic information system (referred to as GIS for short) for reference, and includes a power grid information layer, a clean energy information layer, an external environment information layer, and a virtual reality information layer, which are respectively associated with a tile map layer through geographic positions. The power grid geographic information system takes the map position as a link, integrates power grid information, clean energy information, external environment information and virtual reality information related to a power grid, and comprehensively shows the running state of the power grid. The tile map layer is a basic layer of a power grid geographic information system and adopts a tile map; the power grid information layer displays information of towers, stations, lines, power plants and the like; the clean energy information layer displays the distribution situation and real-time monitoring information of new energy such as wind, light, water and the like; the external environment information layer displays environment information such as weather, natural disasters and the like; and the virtual reality information layer displays three-dimensional models of the power plant and the transformer substation. The information displayed by each layer of the power grid geographic information system is introduced below.
1) Tile map layer
The tile map layer is formed by splicing a plurality of online or offline tile maps, the tile maps support zooming, and the zooming grade is 3-18. Because the display range applicable to the invention is the China power grid map, the zoom level starts from 3, the map display is more detailed when the level is larger, and when the level is 3, most areas of China are displayed in one tile map.
In the embodiment of the invention, the tile map splicing relation of the tile map layer under the zooming level is shown in fig. 2(a), the appointed tile map can be obtained through the appointed zooming level, line number, column number and tile map style, and then the tile map is drawn on the background component of the tile map layer according to the appointed position. The tile map scaling principle is based on a tile map model, which is a pyramid-style multi-resolution hierarchical model, as shown in fig. 2(b), the resolution increases layer by layer from the topmost layer to the bottommost layer of the tile pyramid, the geographic range covered by the tile pyramid is unchanged, but the displayed details are richer and richer.
2) Power grid information layer
The power grid information layer displays information of power grid facilities such as towers, lines, power plants and transformer substations, geographical distribution conditions of the power grid facilities on tile map layers can be displayed through longitude and latitude coordinates of the power grid facilities, and three-span information (namely information of overhead power transmission line sections spanning high-speed railways, highways and important power transmission channels) of important power transmission lines can be displayed.
3) Clean energy information layer
The clean energy information layer displays geographical position distribution of clean energy such as water energy, wind energy, solar photovoltaic and the like in the power grid on the tile map layer and important monitoring information such as installed capacity, output and the like corresponding to the geographical position distribution by using graphic animation.
4) External environment information layer
The external environment information layer mainly comprises a weather layer and a meteorological disaster layer. The weather layer mainly comprises basic weather information such as climate, temperature, wind power and the like in different geographic areas. The meteorological disaster layer mainly comprises information such as thunder, rainstorm, snowstorm, strong wind, mountain fire and the like.
5) Virtual reality information layer
The virtual reality information layer displays a three-dimensional virtual model of the power grid facility, when a power grid map is enlarged to a certain proportion, stations (including power plants, transformer substations and the like) in the viewport can automatically display the three-dimensional virtual model, and the three-dimensional virtual model is created according to actual models of the stations and can display a real-time running state.
In order to ensure the hierarchy and the orderliness of the display content of the power grid geographic information system, the tile map layer sets up a map layer display mechanism, the main content is that when the tile map layer is scaled to a certain level, the tile map layer in the view port displays corresponding information, and the specific corresponding rule is shown in table 1.
Table 1 presentation mechanism of grid geographic information system
As shown in table 1, the different display contents correspond to different visual ranges, where the visual range refers to a tile map zoom level at which the displayed information is visible in the tile map layer, and when the tile map layer is zoomed in the tile map layer at the level range, the corresponding map layer information is visible. In addition, the user can hide or display the display information, the fact whether the display information is zoomed in the area or not in table 1 means whether the display information supports area zooming, the weather in the influence range of the concerned area, such as strong wind, ice covering, typhoon and the like, supports area zooming, the corresponding weather visualization effect can be zoomed along with the zooming of the tile map layer, and the zooming can be controlled by a mouse and other devices for the virtual reality information.
While the present invention has been described with reference to the particular embodiments illustrated in the drawings, which are meant to be illustrative only and not limiting, it will be apparent to those of ordinary skill in the art in light of the teachings of the present invention that numerous modifications can be made without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides a fuse electric wire netting geographic information system of multisource information which characterized in that includes tile map layer and respectively through geographical position and the electric wire netting information layer, clean energy information layer, external environment information layer, the virtual reality information layer of tile map layer relevance.
2. The grid geographic information system fusing multi-source information according to claim 1, wherein the tile map layer is formed by splicing a plurality of online or offline tile maps, and the tile maps support zooming with a zooming level of 3-18.
3. The grid geographic information system fusing multi-source information as claimed in claim 2, wherein the tile map is scaled based on a tile map model, the tile map model is a pyramid-style multi-resolution hierarchical model, the geographic range covered by the tile map model is unchanged from the top layer to the bottom layer of the tile pyramid, the resolution is increased layer by layer, and the displayed information is richer and richer.
4. The grid geographic information system fusing multi-source information as claimed in claim 1, wherein the grid information layer displays grid facility information including but not limited to towers, lines, power plants and substations, displays geographical distribution conditions of the grid facility on tile map layers through longitude and latitude coordinate correlation of the grid facility, and displays three-span information of important transmission lines crossing high-speed railways, expressways and overhead transmission line sections.
5. The grid geographic information system integrating multi-source information as claimed in claim 1, wherein the clean energy information layer displays the geographic location distribution of clean energy including but not limited to hydraulic energy, wind energy and solar photovoltaic on the tile map layer in a graphic animation, and the corresponding information includes but not limited to installed capacity and output information.
6. The grid geographic information system fusing multi-source information as claimed in claim 1, wherein the external environment information layer comprises a weather layer and a meteorological disaster layer, wherein the weather layer shows weather information including but not limited to weather, temperature and wind power in different geographic regions, and the meteorological disaster layer shows information including but not limited to thunder, rainstorm, snowstorm, strong wind and mountain fire in different geographic regions.
7. The grid geographic information system fusing multi-source information as claimed in claim 1, wherein the virtual reality information layer shows three-dimensional virtual models of grid facilities including but not limited to power plants and substations and real-time operation states thereof, and the three-dimensional virtual models are created according to actual models of the grid facilities.
8. The grid geographic information system fusing multi-source information according to claim 1, wherein the tile map layer makes a layer display mechanism: when the tile map layer is scaled to a set level, the tile map layer displays information corresponding to a power grid information layer, a clean energy information layer, an external environment information layer and a virtual reality information layer; the user can hide or display the display information; the tile map layer sets whether the display information supports region scaling.
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| CN202010334797.4A CN111611334A (en) | 2020-04-24 | 2020-04-24 | Power grid geographic information system fusing multi-source information |
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Cited By (1)
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| CN112347209A (en) * | 2020-10-23 | 2021-02-09 | 国网新疆电力有限公司巴州供电公司 | Power grid map |
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