CN102509330B - Application of virtual three-dimensional system of transformer substation on the basis of electric power geographic information system (GIS) - Google Patents
Application of virtual three-dimensional system of transformer substation on the basis of electric power geographic information system (GIS) Download PDFInfo
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Abstract
The invention discloses an application of the virtual three-dimensional system of a transformer substation on the basis of an electric power geographic information system (GIS), which belongs to the technical field of the computer software system and comprises the following steps: generating panoramic data, and carrying out panoramic configuration, panoramic display and panoramic interaction. The application of the virtual three-dimensional system of the transformer substation on the basis of the electric power GIS has the beneficial effects that the application capability of the GIS system to the electric power industry is enhanced, and meanwhile, the safety and the normalization of the electric power dangerous operation are improved; the requirement of working staff on operation rehearsal is satisfied; the visualization capability of the equipment and the scene in the electric power GIS is favorable to improve; and the modernized requirement of safe, reliable, high-quality, efficient and economic operation of electric power enterprises and various users thereof on a power grid can be satisfied.
Description
Technical field
The invention belongs to computer software field, particularly the application process of the transformer station's virtual three-dimensional system based on electric power GIS.
Background technology
Geographic Information System (Geographic Information System, hereinafter to be referred as GIS), under computing machine hardware and software system is supported, to all kinds of spatial datas of real world (resource and environment) and the attribute of describing these spatial data characteristics gather, store, the technological system of management, computing, analysis, demonstration and description.Generalized information system advanced person's graphic capability, give the computing of complex data and analyze vivid display function is provided, make it be applied to fast the various fields such as Aero-Space, medical science, environmental science, in solution, such as global desertification, the whole world, can in the problems such as evaluation, EI Nino phenomenon, acid rain, nuclear proliferation and nuke rubbish of residential district, play good booster action.
The eighties, due to computer industry, released the next generation computer that the ratios of performance to price such as graphics workstation and PC greatly improve, for popularizing and apply, GIS provides hardware foundation, the display technique that makes GIS to " traditional GIS drawing " subsequently, then develops into present " three-dimension GIS real-time exhibition " by initial " CAD drawing ".External up-to-date generalized information system, can, by real-time being plotted in computing machine of photogrammetric measurement data, form the height visual GIS system of image-type.
Along with the expansion of nationwide urban and rural power network construction and renovation, China's electric power GIS technology application market starts comprehensively.Generalized information system is in the application of concerned power, and at the existing initial stage in AM/FM/GIS application, its data display technology is still in " traditional GIS drawing " stage.The feature of " traditional GIS drawing " describes and expresses GIS geodata and attribute data exactly with X-Y scheme.Drawing basic geodata and analyzing in data, current generalized information system is playing good booster action aspect pattern exhibiting ability, but there is the electric power facility of important three-dimensional data for some, as height of transmission line of electricity etc., the expressive ability of " traditional GIS drawing " will become disappointing
The present invention is based on the development of the increasingly mature of two-dimension GIS technology and three-dimension GIS technology.The planar graph that two-dimension GIS technology is powerful is played up ability, makes it in power industry, obtain development at full speed, has met to a certain extent the demand of power department geography information.Shortcoming that can only expression plane geography information for two-dimension GIS, people start to turn to three-dimensional by two dimension to the research of GIS technology.Three-dimension GIS technology has broken through the restriction that two-dimension GIS can only be drawn planimetric map theoretically, makes people can carry out in three-dimensional mode the application of geography information.
At present, in electric power relevant industries, the application of three-dimension GIS system also seldom, this is mainly due to Geographic Information System, to be at present the transition period of a 2 d-to-3 d, it is not that render graphics efficiency is low that three-dimension GIS system realizes technology with regard to it, be exactly the incomplete of geographic information displaying, and need a large amount of three-dimensional modeling work, be difficult to safeguard.Yet part power department, as transformer station, has strong application needs to three-dimension GIS, to meet the high demand in safety management and safety in production, these targets are that two-dimension GIS is unapproachable.
Summary of the invention
The present invention is directed to the application process that above-mentioned defect discloses the transformer station's virtual three-dimensional system based on electric power GIS.The present invention had both retained the advantage of two-dimension GIS system Fast rendering, had reached again the requirement that three-dimensional geographic information is shown.The three-dimensional geographic information of being shown by the present invention, does not need to carry out in advance the operation of the complicated and time consumption such as three-dimensional modeling, and has comprised whole visual information.The present invention has well carried out combination by two-dimension GIS and three-dimensional information, has met the demand of user to three-dimensional information.
The application process of the transformer station's virtual three-dimensional system based on electric power GIS, is divided into following steps:
1) panorama data generate: panorama data are divided into view data, GIS geodata and configuration data; Shooting personnel carry out panorama in transformer station inside and take pictures, and form whole 3D vision information of 360 degree of shooting point, thus image data generating; During taking, to carry out GPS location to each shooting point, thereby generate GIS geodata; Configuration data has defined navigation data between scene and user and equipment indispensable data when mutual has occurred;
2) panorama configuration: panorama configuration is divided into conventional panoramic picture management and three-dimensional scene information management; By conventional panoramic picture management, the view data gathering is proofreaied and correct with seamless spliced, and the equipment comprising in image is marked; By three-dimensional scene information, manage the geodata of each three-dimensional scenic and attribute data are configured, and the position relationship between scene is processed;
3) panorama is shown: the first two step has generated the needed total data of transformer station's virtual three-dimensional system based on electric power GIS, then at user browser end, by dimension display technologies, the data that produce are carried out to three-dimensional rendering, thereby realize outdoor scene displaying, roaming and the convergent-divergent of three-dimensional scenic; For object panorama, after three-dimensional rendering, make user check and keep real visual information an object in all angles, and by automatically navigating to the equipment comprising in scene;
Except roaming, convergent-divergent, location, user can also carry out scene navigation in the transformer station's virtual three-dimensional system based on electric power GIS, user is being switched between scene arbitrarily by navigation map, or directly between adjacent scene, moves forward and backward by input equipment; By definition cruise line play sequence, realize the automatic switchover between sequence scene;
4) panorama is mutual: one, and the real-time running data of displaying user equipment interested; Two, the historical data of the interactive query equipment by user, and communicate analysis data with electric power GIS system and mis system; Three, user can carry out pseudo operation to equipment, carries out the switching of equipment real-time status and the preview of operating process.
In panorama configuration, panoramic picture is divided to tile pyramid, in order to improve the loading velocity of view data.
In panorama is shown, according to the importance of equipment, distinguish the order of distinct device location.
When the switching realizing between any scene, scene transition effect that is virtually reality like reality.
Beneficial effect of the present invention is:
1) on the basis of two-dimension GIS navigation, to power department staff, carried out the displaying of three-dimensional geographic information, it need not be checked on the spot and just can obtain the real three-dimensional geographical visual information of equipment, strengthen the application power of generalized information system in power industry, improved security and the standardization of electric power risky operation simultaneously.
2) mutual by system and staff, makes it more know the three-dimensional geographical relationship of having understood between each equipment of the places such as different substation, has met them and has operated the demands such as preview.
3) the present invention contributes to improve the visual ability of equipment and scene in electric power GIS, enhancing is to the asset management of grid equipment, operational management and ability to supervise, facilitate management and the online simulation operation of electric power " two tickets ", to the economical operation of electrical network, state estimation, development plan etc. provides decision support.
4) combination of GIS technology and panoramic technique, the weak point of conventional two-dimensional GIS technology will be made up, the visual ability of power equipment and scene is provided greatly, can meets electric power enterprise and users thereof the modernization requirement to electrical network " safely, reliably, high-quality, efficient, economical operation "; Utilize and electrical network is planned and managed by up to date technics and ladder of management, enhancing is to the asset management of grid equipment, operational management and ability to supervise, improve power supply reliability and the quality of power supply, in time for power customer provides high-quality, efficient, safe service.
Accompanying drawing explanation:
Fig. 1 is workflow schematic diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in more detail:
As shown in Figure 1, the application process of the transformer station's virtual three-dimensional system based on electric power GIS, is divided into following steps:
1) panorama data generate: panorama data are divided into view data, GIS geodata and configuration data; Shooting personnel carry out panorama in transformer station inside and take pictures, and form whole 3D vision information of 360 degree of shooting point, thus image data generating; During taking, to carry out GPS location to each shooting point, thereby generate GIS geodata; Configuration data has defined navigation data between scene and user and equipment the indispensable data (close and carry out the needed on off state data of pseudo operation as split) when mutual has occurred;
2) panorama configuration: panorama configuration is divided into conventional panoramic picture management and three-dimensional scene information management; By conventional panoramic picture management, the view data gathering is proofreaied and correct with seamless spliced, and the equipment comprising in image is marked; By three-dimensional scene information, manage the geodata of each three-dimensional scenic and attribute data are configured, and the position relationship between scene is processed;
3) panorama is shown: the first two step has generated the needed total data of transformer station's virtual three-dimensional system based on electric power GIS, then at user browser end, by dimension display technologies, the data that produce are carried out to three-dimensional rendering, thereby realize outdoor scene displaying, roaming and the convergent-divergent of three-dimensional scenic; For object panorama, after three-dimensional rendering, make user check and keep real visual information an object in all angles, and by automatically navigating to the equipment comprising in scene;
Except roaming, convergent-divergent, location, user can also carry out scene navigation in the transformer station's virtual three-dimensional system based on electric power GIS, user is being switched between scene arbitrarily by navigation map, or directly between adjacent scene, moves forward and backward by input equipment; By definition cruise line play sequence, realize the automatic switchover between sequence scene;
4) panorama is mutual: one, and the real-time running data of displaying user equipment interested; Two, the historical data of the interactive query equipment by user, and communicate analysis data with electric power GIS system and mis system; Three, user can carry out pseudo operation to equipment, carries out the switching of equipment real-time status and the preview of operating process.
In panorama configuration, panoramic picture is divided to tile pyramid, in order to improve the loading velocity of view data.
In panorama is shown, according to the importance of equipment, distinguish the order of distinct device location.
When the switching realizing between any scene, scene transition effect that is virtually reality like reality.
The present invention, except generalized information system being carried out the three-dimensional display of outdoor scene and data, also will meet the demand of user to operate, and equipment outdoor scene and equipment operating are carried out to combination.
The device object of showing by panoramic technique, each details is the input blocks such as the outdoor scene of equipment, especially Switches & buttons, all by the processing of image processing techniques and high-level programming, realizes the interactive function with user.The operation that some are higher to security, as operation ticket management system, completely can be by the mutual preview that realizes operation of real simulation, the security of verification operation.
Take transformer station as example, and implementation process of the present invention is as follows:
1) three-dimensional is taken pictures: inner in transformer station, and use and take pictures at interested point with the camera of wide-angle lens.The scope of taking pictures will cover all visual angles of changing the time.With GPS, record the geographic coordinate of shooting point, to carry out navigator fix in the transformer station's virtual three-dimensional system based on electric power GIS simultaneously.
2) panorama configuration: after photograph taking, use Autopano software (purchase gained) to carry out the splicing of panoramic picture, generate the needed view data of transformer station's virtual three-dimensional system based on electric power GIS; The GPS information of recording during then according to shooting, carries out geographic coordinate location to each shooting point; Simultaneously will be by interested in panoramic picture or need the equipment of special operational to mark, to carry out mutual with it.
3) three-dimensional geographic information is mutual: after the total data of generation is carried out to correct configuration by above-mentioned steps, can in native system, carry out browsing of three-dimensional geographic information.According to two-dimension GIS system, carry out geographic coordinate location, meeting automatic Display is from the nearest panoramic scene of changing the time.If carried out the configuration of equipment in scene, can carry out checking of details and other attaching operations to this equipment.
The present invention, as a basic application platform, has open feature.It combines with electric power enterprise industry rule, provide towards power industry, there is the service of power industry characteristic, and merge other electric power enterprise existed system, as SCADA, MIS etc., form a unified management business data, the new platform of unified planning power grid construction.It is based on GIS angle, utilize advanced three-dimensional display, for business data, the abundant form of expression of Resource Supply, by the spatial analysis based on GIS and topological analysis, provide reasonable proposal for power grid construction, by trend calculate, the electrical network such as short circuit calculation is calculated as electric power netting safe running that data-guiding is provided, thereby ensure power grid security, operation efficiently, and provide optimised service for more users.
Claims (1)
1. an application process for the transformer station's virtual three-dimensional system based on electric power GIS, is characterized in that, is divided into following steps:
1) panorama data generate: panorama data are divided into view data, GIS geodata and configuration data; Shooting personnel carry out panorama in transformer station inside and take pictures, and form whole 3D vision information of 360 degree of shooting point, thus image data generating; During taking, to carry out GPS location to each shooting point, thereby generate GIS geodata; Configuration data has defined navigation data between scene and user and equipment indispensable data when mutual has occurred;
2) panorama configuration: panorama configuration is divided into conventional panoramic picture management and three-dimensional scene information management; By conventional panoramic picture management, the view data gathering is proofreaied and correct with seamless spliced, and the equipment comprising in image is marked; By three-dimensional scene information, manage the geodata of each three-dimensional scenic and attribute data are configured, and the position relationship between scene is processed;
3) panorama is shown: the first two step has generated the needed total data of transformer station's virtual three-dimensional system based on electric power GIS, then at user browser end, by dimension display technologies, the data that produce are carried out to three-dimensional rendering, thereby realize outdoor scene displaying, roaming and the convergent-divergent of three-dimensional scenic; For object panorama, after three-dimensional rendering, make user check and keep real visual information an object in all angles, and by automatically navigating to the equipment comprising in scene;
Except roaming, convergent-divergent, location, user can also carry out scene navigation in the transformer station's virtual three-dimensional system based on electric power GIS, user is being switched between scene arbitrarily by navigation map, or directly between adjacent scene, moves forward and backward by input equipment; By definition cruise line play sequence, realize the automatic switchover between sequence scene;
4) panorama is mutual: one, and the real-time running data of displaying user equipment interested; Two, the historical data of the interactive query equipment by user, and communicate analysis data with electric power GIS system and mis system; Three, user can carry out pseudo operation to equipment, carries out the switching of equipment real-time status and the preview of operating process;
In panorama configuration, panoramic picture is divided to tile pyramid, in order to improve the loading velocity of view data;
In panorama is shown, according to the importance of equipment, distinguish the order of distinct device location;
When the switching realizing between any scene, scene transition effect that is virtually reality like reality.
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| CN201110324577.4A CN102509330B (en) | 2011-10-24 | 2011-10-24 | Application of virtual three-dimensional system of transformer substation on the basis of electric power geographic information system (GIS) |
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| CN102509330B true CN102509330B (en) | 2014-04-16 |
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| CN111898007A (en) * | 2020-08-04 | 2020-11-06 | 广东电网有限责任公司电力科学研究院 | Three-dimensional scene model construction system and method for transformer substation |
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