CN114049427B - VR scene-based intelligent substation secondary circuit information roaming method - Google Patents
VR scene-based intelligent substation secondary circuit information roaming method Download PDFInfo
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Abstract
The invention belongs to the field of power system automation, and discloses an intelligent substation secondary circuit information roaming method based on VR scenes, which is used for researching a substation secondary object to obtain a minimum basic primitive so as to form a basic primitive library; calling the minimum basic primitive through three-dimensional tool software, splicing to form a combined model of a secondary object of the transformer substation, and establishing a combined model library; according to the actual scene of the transformer substation, calling a corresponding model of a combined model library, and establishing a secondary circuit three-dimensional model of the transformer substation; analyzing a three-dimensional model of the secondary circuit of the transformer substation, realizing correspondence with the SPCD file through the mapping relation, and analyzing the SCD file to obtain a VR scene view of the secondary circuit of the transformer substation; and establishing roaming points in the VR scene view of the secondary loop of the transformer substation, and exporting the roaming points for calling a roaming program after path planning is completed. The intelligent substation secondary circuit information roaming method is suitable for carrying out information roaming on the intelligent substation secondary circuit in a VR scene, and can realize the application functions of remote inspection, training learning, fault reproduction and the like of the intelligent substation secondary circuit.
Description
Technical Field
The invention belongs to the field of power system automation, and particularly relates to an intelligent substation secondary circuit information roaming method based on a VR scene.
Background
In the aspect of a three-dimensional model of a transformer station, three-dimensional modeling and related standard research of an intelligent transformer station are stopped in civil engineering and electric primary professions, a secondary object model of the electric secondary profession in a three-dimensional platform has only simple physical model attribute, modeling depth is insufficient, and automatic arrangement and three-dimensional display of equipment arrangement of an auxiliary control system are not realized. Therefore, more intelligent substation roaming based on VR scenes is roaming of buildings and electric primary equipment, the constitution condition of each component of the secondary object cannot be checked, and various loop association relations among the secondary objects cannot be checked.
For the route planning aspect of intelligent substation secondary circuit information roaming based on VR scene, the current route searching algorithm mainly adopts a real-time route planning technology of intelligent substation three-dimensional scene, so that a user spends the shortest time in a complex or unfamiliar virtual intelligent substation three-dimensional scene, and a target object is accurately and rapidly found by the shortest route. The automatic roaming of the secondary object of the intelligent substation often needs to check the model and the operation data condition of each screen cabinet, and a path finding algorithm is not applicable, so that the roaming requirement of the secondary object cannot be met.
Disclosure of Invention
The invention aims to provide an intelligent substation secondary circuit information roaming method based on a VR scene, which is based on a constructed substation secondary circuit three-dimensional model, combines an SPCD file and an SCD file to obtain a substation secondary circuit VR scene view, establishes roaming points in the substation secondary circuit VR scene view and completes path planning.
The technical scheme adopted by the invention for realizing the purposes is as follows:
an intelligent substation secondary circuit information roaming method based on VR scene includes the following steps:
S1, researching a secondary object of a transformer substation, analyzing appearance commonalities according to functional classification, splitting to obtain minimum basic primitives, and designing minimum basic primitive information through three-dimensional tool software to form a basic primitive library;
S2, based on a basic primitive library, calling the minimum basic primitives in batches through three-dimensional tool software, performing mutual editing operation on the called minimum basic primitives, then splicing to form a combined model of a secondary object of the transformer substation, and establishing a combined model library;
S3, according to the actual scene of the transformer substation, a modeling platform is adopted to call corresponding models in a combined model library to carry out splicing, size setting, azimuth adjustment and attribute editing, and a secondary circuit three-dimensional model of the transformer substation is established;
S4, analyzing a secondary circuit three-dimensional model of the transformer substation through three-dimensional visualization software to obtain space coordinates and a hierarchical structure of the transformer substation, a small room, a screen cabinet, secondary equipment, a board card and a port; the method comprises the steps of realizing correspondence with an SPCD file through a predefined mapping relation, calling a physical loop connection relation in the SPCD file, and realizing three-dimensional presentation of a secondary loop physical connection relation of a transformer substation; analyzing the SCD file, and realizing fusion display of the physical loop and the transmitted virtual loop through a virtual-real correspondence technology to obtain a VR scene view of the secondary loop of the transformer substation;
s5, establishing roaming points in the VR scene view of the secondary circuit of the transformer substation, setting coordinates, view angles, view angle, moving speed, residence time and searching radius information for the roaming points, completing path planning, and exporting the planned path in an xml file through path planning software for calling a roaming program.
By way of limitation, in step S1, the secondary object of the substation includes a cabinet, a secondary device, a hard press plate, an air switch, a terminal block, and a cable.
As a second limitation, the minimum basic graphic element of the secondary equipment comprises a chassis, a panel, a plug-in unit and a port; the chassis comprises a 1U chassis, a 2U chassis, a 4U whole-layer chassis, a 4U half-layer chassis, a 6U chassis, an 8U chassis and a 12U chassis; the panel comprises a protection panel, a measurement and control panel, a switch panel and an ODF panel; the plug-in unit comprises an optical port plate, a CPU plate, an analog sampling plate, a man-machine conversation plate, an opening plate and an opening plate; the port includes LC, ST, FC, SC, RJ's 45;
The minimum basic graphic element of the screen cabinet comprises a screen body and a screen eyebrow; the screen body comprises a convergence control cabinet and a protection cabinet;
the minimum basic graphic element of the hard press plate comprises a hard press plate mark and a hard press plate type; the hard platen identification includes CLP, SLP, KLP, ZLP, LP; hard platen types include JY, JL, YB, YD, FJL;
The minimum basic graphic element of the terminal strip comprises a terminal strip identifier and a terminal strip type; the terminal strip identification comprises ZD, JD, TD, XD, RD; the terminal strip type comprises a single-layer terminal strip, a double-layer terminal strip, a disconnecting link type terminal strip and a test terminal strip;
The minimum basic graphic element of the cable comprises a cable type, wherein the cable type comprises an optical cable, a tail cable, a fiber core, a jump fiber and a cable;
The minimum basic graphic element of the air switch comprises an air switch type, and the air switch type comprises a single-stage air switch, a secondary air switch and a tertiary air switch.
As a third limitation, in step S2, the inter-editing operation is performed on the called minimum primitive, including adjusting the position, size, and orientation of the minimum primitive, and editing and inputting attribute information.
Compared with the prior art, the technical proposal adopted by the invention has the following technical progress:
(1) According to the method, the three-dimensional model of the secondary circuit of the transformer substation is built, so that the connection relation between the secondary equipment of the intelligent transformer substation and the real circuit and the virtual circuit of the secondary system can be experienced in an immersed manner;
(2) According to the invention, through the established three-dimensional model of the secondary circuit of the transformer substation, a VR scene view of the secondary circuit of the transformer substation is constructed, and through the VR scene view of the secondary circuit of the transformer substation, an automatic roaming path of three-dimensional data of the secondary circuit is effectively planned, active roaming based on a physical layer of the secondary circuit is realized, and associated roaming based on an information layer is realized;
(3) The intelligent substation secondary circuit remote inspection, training and learning and fault reproduction application functions can be realized.
The invention belongs to the field of power system automation, and is suitable for information roaming of secondary circuits of intelligent substations in VR scenes.
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FIG. 1 is a flow chart of a method according to an embodiment of the invention.
Detailed Description
The invention is further described below in connection with examples, but it will be understood by those skilled in the art that the invention is not limited to the following examples, and that any modifications and variations based on the specific examples of the invention are within the scope of the appended claims.
Embodiment is an intelligent substation secondary circuit information roaming method based on VR scene
As shown in fig. 1, the present implementation includes the following steps:
S1, researching a screen cabinet, secondary equipment, a hard pressing plate, an air switch, a terminal strip and a cable in a secondary object of a transformer substation, analyzing appearance commonalities according to functional classification, splitting to obtain minimum basic primitive, and designing minimum basic primitive information through C4D or 3DMAX three-dimensional tool software to form a basic primitive library;
In the step, the minimum basic primitive of the secondary equipment comprises a case, a panel, a plug-in and a port; the chassis comprises a 1U chassis, a 2U chassis, a 4U whole-layer chassis, a 4U half-layer chassis, a 6U chassis, an 8U chassis and a 12U chassis; the panel comprises a protection panel, a measurement and control panel, a switch panel and an ODF panel; the plug-in unit comprises an optical port plate, a CPU plate, an analog sampling plate, a man-machine conversation plate, an opening plate and an opening plate; the port includes LC, ST, FC, SC, RJ's 45;
The minimum basic graphic element of the screen cabinet comprises a screen body and a screen eyebrow; the screen body comprises a convergence control cabinet and a protection cabinet;
the minimum basic graphic element of the hard press plate comprises a hard press plate mark and a hard press plate type; the hard platen identification includes CLP, SLP, KLP, ZLP, LP; hard platen types include JY, JL, YB, YD, FJL;
The minimum basic graphic element of the terminal strip comprises a terminal strip identifier and a terminal strip type; the terminal strip identification comprises ZD, JD, TD, XD, RD; the terminal strip type comprises a single-layer terminal strip, a double-layer terminal strip, a disconnecting link type terminal strip and a test terminal strip;
The minimum basic graphic element of the cable comprises a cable type, wherein the cable type comprises an optical cable, a tail cable, a fiber core, a jump fiber and a cable;
The minimum basic graphic element of the air switch comprises an air switch type, wherein the air switch type comprises a single-stage air switch, a secondary air switch and a tertiary air switch;
The minimum basic primitives of a screen cabinet, secondary equipment, a hard pressing plate, an air switch, a terminal strip and a cable in a secondary object of a transformer substation are shown in table 1:
table 1 minimum primitive
S2, based on a basic primitive library, calling the minimum basic primitives in batches through three-dimensional tool software, performing mutual editing operation on the called minimum basic primitives, then splicing to form a combined model of a secondary object of the transformer substation, and establishing a combined model library; the three-dimensional tool software adopts a substation secondary system digital modeling platform;
in the step, the mutual editing operation is carried out on the called basic primitive, including the adjustment of the position, the size and the azimuth of the basic primitive, and the editing and the inputting of attribute information are carried out;
For example, performing attribute editing on the screen cabinet includes screen cabinet name, screen cabinet number, affiliated interval, screen cabinet code, scheduling number, screen cabinet position, manufacturer, screen cabinet specification and the like; performing attribute editing on the hard pressing plate, wherein the attribute editing comprises pressing plate numbering, pressing plate name, pressing plate coding, pressing plate type and the like; the attribute editing of the protection measurement and control device in the secondary equipment comprises a manufacturer, a device model, a device name, a device number, a device code, a software version, a device type, a device working power supply, a TV secondary rated voltage, a TA secondary rated current and the like. Specific attribute information for editing the screen cabinet, the secondary equipment, the hard pressing plate, the air switch, the terminal strip and the cable can be edited according to actual requirements;
s3, according to the actual scene of the transformer substation, calling corresponding models in a combined model library by adopting a digital modeling platform of a secondary system of the transformer substation to perform splicing, size setting, azimuth adjustment and attribute editing, and establishing a secondary circuit three-dimensional model of the transformer substation;
In the embodiment, a modeling platform is adopted to call corresponding models in a combined model library to perform splicing, size setting, azimuth adjustment and attribute editing to obtain a model of a transformer substation, wherein the attribute editing of the transformer substation comprises engineering names, voltage levels, power transformation capacity, engineering types, owner units, design units, construction units, supervision units, operation units and the like, and the model can be edited according to actual requirements;
S4, analyzing a secondary circuit three-dimensional model of the transformer substation through three-dimensional visualization software applicable to the VR terminal to obtain space coordinates and a hierarchical structure of the transformer substation, a cell, a screen cabinet, secondary equipment, a board card and a port; the method comprises the steps of realizing correspondence with an SPCD file through a predefined mapping relation, calling a physical loop connection relation in the SPCD file, and realizing three-dimensional presentation of a secondary loop physical connection relation of a transformer substation; analyzing the SCD file, and realizing fusion display of the physical loop and the transmitted virtual loop through a virtual-real correspondence technology to obtain a VR scene view of the secondary loop of the transformer substation;
the mapping relation between the three-dimensional model of the secondary circuit of the transformer substation and the SPCD file is shown in table 2:
table 2 predefined mapping relation
In the embodiment, the obtained substation secondary circuit VR scene view comprises a single-screen cabinet view, a screen cabinet relation view, a secondary equipment relation view, a full-path view and the like, wherein the single-screen cabinet view displays relevant attribute information of a screen cabinet and jump fiber connection information inside the screen cabinet; the screen cabinet relation view displays the relevant attribute information of the screen cabinets, the screen cabinet connection relation, the types, styles and lengths of the cables connected between the screen cabinets, the included core number, all other screen cabinets connected with the screen cabinets, and clicks the other screen cabinets to enter other screen cabinet scene views; clicking the secondary equipment to switch the object view; clicking a cable mark to enter a full-path scene view, wherein the cable mark comprises an optical cable and a network cable; the secondary equipment relation view displays equipment related attribute information, types, styles and lengths of various cables connected between the current equipment and other equipment, the contained core number and virtual terminal information transmitted in the cable; the full-path view simulates connection of cores in a real scene through an automatic fiber core searching and automatic wiring algorithm, and displays information of virtual and real loops in a three-dimensional visualization scene of a secondary system of the intelligent substation, wherein the information of the virtual and real loops comprises paths of optical loops and data information transmitted in the loops;
s5, establishing roaming points in a VR scene view of the secondary circuit of the transformer substation, setting coordinates, view angles, view angle, moving speed, residence time and searching radius information for the roaming points, completing path planning, and exporting the planned path in an xml file through path planning software for calling of a roaming program;
In the step, coordinates refer to coordinate information of the roaming point in a VR scene view of a secondary circuit of a transformer substation; the visual angle refers to a first person or a third person when roaming to the roaming point; the view angle refers to the angle pointed by the point position camera of the roaming point position; the moving speed refers to the moving speed during automatic roaming; the stay time refers to the stay time of the view angle on the roaming point position, and if the stay time is set to 0, the stay time is not shown; the searching radius refers to the fact that the current position is used as the circle center, and circle drawing is conducted according to the searching radius, if a screen cabinet enters the searching radius range, the UI pops up important information of the screen cabinet, and if the screen cabinet leaves the searching radius range, the information popup window of the screen cabinet disappears.
It should be noted that the foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but the present invention is described in detail with reference to the foregoing embodiment, and it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The intelligent substation secondary circuit information roaming method based on the VR scene is characterized by comprising the following steps of:
S1, researching a secondary object of a transformer substation, analyzing appearance commonalities according to functional classification, splitting to obtain minimum basic primitives, and designing minimum basic primitive information through three-dimensional tool software to form a basic primitive library;
S2, based on a basic primitive library, calling the minimum basic primitives in batches through three-dimensional tool software, performing mutual editing operation on the called minimum basic primitives, then splicing to form a combined model of a secondary object of the transformer substation, and establishing a combined model library;
S3, according to the actual scene of the transformer substation, a modeling platform is adopted to call corresponding models in a combined model library to carry out splicing, size setting, azimuth adjustment and attribute editing, and a secondary circuit three-dimensional model of the transformer substation is established;
S4, analyzing a secondary circuit three-dimensional model of the transformer substation through three-dimensional visualization software to obtain space coordinates and a hierarchical structure of the transformer substation, a small room, a screen cabinet, secondary equipment, a board card and a port; the method comprises the steps of realizing correspondence with an SPCD file through a predefined mapping relation, calling a physical loop connection relation in the SPCD file, and realizing three-dimensional presentation of a secondary loop physical connection relation of a transformer substation; analyzing the SCD file, and realizing fusion display of the physical loop and the transmitted virtual loop through a virtual-real correspondence technology to obtain a VR scene view of the secondary loop of the transformer substation;
s5, establishing roaming points in the VR scene view of the secondary circuit of the transformer substation, setting coordinates, view angles, view angle, moving speed, residence time and searching radius information for the roaming points, completing path planning, and exporting the planned path in an xml file through path planning software for calling a roaming program.
2. The VR scene based intelligent substation secondary circuit information roaming method of claim 1, wherein in step S1, the substation secondary object includes a screen cabinet, a secondary device, a hard press plate, an air switch, a terminal strip, and a cable.
3. The VR scene based intelligent substation secondary circuit information roaming method of claim 2, wherein the minimum basic primitive of the secondary device comprises a chassis, a panel, a plug-in, a port; the chassis comprises a 1U chassis, a 2U chassis, a 4U whole-layer chassis, a 4U half-layer chassis, a 6U chassis, an 8U chassis and a 12U chassis; the panel comprises a protection panel, a measurement and control panel, a switch panel and an ODF panel; the plug-in unit comprises an optical port plate, a CPU plate, an analog sampling plate, a man-machine conversation plate, an opening plate and an opening plate; the port includes LC, ST, FC, SC, RJ's 45;
The minimum basic graphic element of the screen cabinet comprises a screen body and a screen eyebrow; the screen body comprises a convergence control cabinet and a protection cabinet;
the minimum basic graphic element of the hard press plate comprises a hard press plate mark and a hard press plate type; the hard platen identification includes CLP, SLP, KLP, ZLP, LP; hard platen types include JY, JL, YB, YD, FJL;
The minimum basic graphic element of the terminal strip comprises a terminal strip identifier and a terminal strip type; the terminal strip identification comprises ZD, JD, TD, XD, RD; the terminal strip type comprises a single-layer terminal strip, a double-layer terminal strip, a disconnecting link type terminal strip and a test terminal strip;
The minimum basic graphic element of the cable comprises a cable type, wherein the cable type comprises an optical cable, a tail cable, a fiber core, a jump fiber and a cable;
The minimum basic graphic element of the air switch comprises an air switch type, and the air switch type comprises a single-stage air switch, a secondary air switch and a tertiary air switch.
4. The intelligent substation secondary circuit information roaming method based on the VR scene according to claim 1, wherein in step S2, the mutual editing operation is performed on the called minimum basic primitive, including adjusting the position, size and orientation of the minimum basic primitive, and editing and inputting attribute information.
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Inventor after: Ma Yingxin Inventor after: Chen Wei Inventor after: Mu Liang Inventor after: Li Jianping Inventor after: Zhang Chao Inventor after: Gao Xu Inventor after: Ren Jun Inventor after: Fan Dengbo Inventor after: Du Liyan Inventor after: Zhuang Bo Inventor after: Wang Jifei Inventor after: Niu Xuefei Inventor after: Li Maoying Inventor before: Ma Yingxin Inventor before: Chen Wei Inventor before: Mu Liang Inventor before: Li Jianping Inventor before: Zhang Chao Inventor before: Cao Weiguo Inventor before: Yang Xiaoyu Inventor before: Gu Junjie Inventor before: Song Qiang Inventor before: Zhou Junbo Inventor before: Xie Dong Inventor before: Gao Xu Inventor before: Sang Yinxia Inventor before: Guo Rui Inventor before: Cao Xiaofang Inventor before: Liu Hanquan Inventor before: Ren Jun Inventor before: Fan Dengbo Inventor before: Du Liyan Inventor before: Zhuang Bo Inventor before: Wang Jifei Inventor before: Niu Xuefei Inventor before: Li Maoying |
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Effective date of registration: 20230629 Address after: 075000, No. 131, Wuyi Road, Qiaodong District, Hebei, Zhangjiakou Applicant after: ZHANGJIAKOU POWER SUPPLY COMPANY OF STATE GRID JINBEI ELECTRIC POWER Co.,Ltd. Applicant after: STATE GRID JIBEI ELECTRIC POWER Co.,Ltd. Applicant after: STATE GRID CORPORATION OF CHINA Address before: 075000, No. 131, Wuyi Road, Qiaodong District, Hebei, Zhangjiakou Applicant before: ZHANGJIAKOU POWER SUPPLY COMPANY OF STATE GRID JINBEI ELECTRIC POWER Co.,Ltd. Applicant before: STATE GRID JIBEI ELECTRIC POWER Co.,Ltd. Applicant before: STATE GRID CORPORATION OF CHINA Applicant before: FIVE-C SMART POWER GRID TECHNOLOGY Co.,Ltd. |
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