CN113516768A - Visual wisdom thing of transformer substation allies oneself with management system - Google Patents
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Abstract
The invention discloses a visual intelligent Internet of things management system for a transformer substation, which comprises a management platform, wherein the management platform comprises: the model building module is configured to build a three-dimensional model of the transformer substation and a personnel model; the map display module is configured to display the three-dimensional transformer substation model and the personnel model; the personnel geographic information module is configured for acquiring personnel related information and personnel position information in real time and realizing screening and query of position association relations between people and equipment; the equipment information module is configured to acquire testing, maintenance and running state information of the electric equipment in the transformer substation and realize inquiry and abnormal alarm of related information; and the data analysis module is configured to realize analysis and multi-dimensional visual display of the monitoring data of the substation equipment and the personnel position. The invention can effectively manage and control production personnel and equipment in real time by sensing the field operation situation in an all-round digital manner.
Description
Technical Field
The invention relates to the technical field of intelligent thing networking of transformer substations, in particular to a visual intelligent thing networking management system of a transformer substation.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
In the electric power system, people and equipment are the most important and complex management and control elements in electric power work, so the related management and control system is continuously established, supplemented and tends to be perfect. However, whether the control degree of the safety pipe is effective or not depends on the standard execution of management and operating personnel, and the hidden danger of safety production can be caused by the irregular personnel quality and the emergency of the field environment. Aiming at the requirements of refined, intelligent and digital management and control of power production work, enterprises urgently need to obtain information such as real-time positions, equipment states and the like of personnel in a three-dimensional working scene, so that information such as space-time interaction relations between people and between people and equipment, equipment running states, equipment detection results and the like is determined, real-time and accurate management and control of personnel, equipment, areas and production abnormity are technically realized, and powerful technical guarantee is provided for implementation of control degree of related safety management.
The existing transformer substation management platform is mostly built by using a GIS (geographic information system) platform with a traditional modeling tool fused with a C/S (server-client) framework, and the following main problems exist:
(1) fusion of monitoring data cannot be realized, and information such as equipment production, maintenance and detection results is difficult to display visually in a multi-dimension manner;
(2) the positioning analysis of personnel and the space-time interaction between the personnel and equipment cannot be realized, and timely, effective and accurate management and control cannot be realized on production abnormal events in a monitoring area.
Disclosure of Invention
In order to solve the problems, the invention provides a visual intelligent Internet of things management system for a transformer substation, which can sense the field operation situation in an all-around digital mode and effectively manage and control production personnel and equipment in real time.
In some embodiments, the following technical scheme is adopted:
the utility model provides a visual wisdom thing of transformer substation allies oneself with management system, includes management platform, management platform includes:
the model building module is configured to build a three-dimensional model of the transformer substation and a personnel model;
the map display module is configured to display the three-dimensional transformer substation model and the personnel model;
the personnel geographic information module is configured for acquiring personnel related information and personnel position information in real time and realizing screening and query of position association relations between people and equipment;
the equipment information module is configured to acquire testing, maintenance and running state information of the electric equipment in the transformer substation and realize inquiry and abnormal alarm of related information;
and the data analysis module is configured to realize analysis and multi-dimensional visual display of the monitoring data of the substation equipment and the personnel position.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention realizes the functions of real-time positioning of transformer substation personnel, real-time alarm of production abnormity, inquiry of equipment running state, interactive screening inquiry of personnel and human equipment and the like, technically realizes real-time accurate control of personnel and equipment areas and production abnormity, provides powerful technical support for production safety and risk prevention, can perform real-time effective control on production personnel and equipment by comprehensively and digitally sensing the site operation situation, and also provides help for auxiliary decision making of transformer substation operation inspection.
(2) According to the method, the scene models are classified into the high-similarity model and the low-similarity model, and the corresponding modeling method is adopted, so that the modeling difficulty is remarkably reduced, and the modeling efficiency is improved; production data and equipment detection results are visually displayed in a multi-dimensional manner, so that a manager can conveniently check and analyze production big data, and the equipment detection results are counted to meet business requirements;
(3) the invention uses the multi-sensor information integration technology to develop and realize the real-time production monitoring function, avoids the detection deviation caused by the problems of the failure of a single sensor node or the self precision and the like, and ensures the accuracy, the integrity and the real-time performance of the detection result.
Drawings
Fig. 1 is a schematic view of a management platform of a visual intelligent internet of things management system of a transformer substation according to an embodiment of the invention;
fig. 2 is a system block diagram of a visualized intelligent internet of things management system of a transformer substation in the embodiment of the invention.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Example one
In one or more embodiments, a visual intelligent internet of things management system for a transformer substation is disclosed, referring to fig. 2, the visual intelligent internet of things management system comprises a management platform, wherein the management platform is connected with a positioning engine server and an SIS server through a switch, and the switch is further connected with a terminal through an ethernet. The terminal communicates with the server in real time through the Ethernet, and performs three-dimensional visual display on the acquired information such as the position of the personnel, the running state of the equipment and the like. In addition, a plurality of UWB base stations capable of positioning the position of a person are also connected to the positioning engine server through the switch.
Referring to fig. 1, the management platform specifically includes:
(1) the model building module is configured to build a three-dimensional model of the transformer substation and a personnel model;
specifically, the specific process of model construction is as follows:
s1, dividing the transformer substation scene model into a building model and an equipment model, and respectively summarizing the models into a high similarity model and a low similarity model for each type of model; different models can adopt different modeling means so as to reduce the modeling difficulty and improve the modeling efficiency. Such as:
aiming at a high-similarity model, the requirement on the reduction degree of the model is high, and the model can be developed based on an auxiliary model; aiming at a low-similarity model, the requirement on the reduction degree of the model is general, and the model can be developed by combining various modeling schemes such as built-in geometric modeling, spline modeling, modifier modeling, polygon modeling and the like;
s2, dividing the transformer substation scene into four types of point-shaped, surface-shaped, linear and body-shaped elements, and then completing one modeling work by using 3 dsMax;
s3, making a transformer substation model material map by using photoshop;
s4, importing the three-dimensional model and the texture map into a game engine UE4 for visual modeling processing;
s5, decoupling the geometry and attribute data of the model by means of Revit quadratic development;
firstly, traversing an instance to obtain a geometric entity through the constructed geometric attribute instance; secondly, acquiring each surface of an entity, acquiring a triangular mesh through face, further storing a vertex of a triangle, calculating a normal and a mapping coordinate by using List (XYZ), finally, representing model object division by o, representing a vertex coordinate of a geometric model by v, representing a vertex normal coordinate by vn, representing a mapping coordinate by vt, and representing splicing and writing of surface data formed by point data into an obj file by f;
s6, deriving a texture map, and performing normalization processing;
s7, extracting attribute Data of the model, firstly defining attributes such as an object and attribute Id, a family name, a category, a bottom constraint, a top constraint and a volume, secondly creating List < Data > elements, circularly assigning element elements of revit to the object according to the category, storing the object into List, secondly creating a local file by using IO stream, reading and serializing the written Data, finally saving the local json file, closing the stream, dividing an original Obj grid object into eight sub-models, then simplifying a triangular grid by using a convenient folding algorithm with approximate curvature, thirdly converting the simplified Obj model into a b3DM file, fourthly converting the b3DM file into a 3Dtiles file, and finally generating a 3D model of the system.
The modeling method in the embodiment effectively reduces the difficulty of modeling and improves the efficiency of modeling, for example, in the construction of a transformer substation earth surface scene model, the transformer substation scene is divided into four types of point-shaped, surface-shaped, linear and body-shaped elements, 3ds Max is used for completing one-time modeling work, as the 3ds Max has strong functions, various modeling methods, good expandability, easy use, simple operation, high model rendering efficiency and few rendering parameters, the built model can be quickly loaded to the scene by the aid of a 3D game engine, the model can derive files with various formats and is perfectly combined with other related software, in addition, the intelligent visual internet of things management system has unique advantages in building modeling and animation, so that the three-dimensional model of the transformer substation is manufactured by using 3ds Max three-dimensional modeling animation software, and the information visualization function of the front end of the system is realized.
(2) The map display module is configured to display the three-dimensional transformer substation model and the personnel model; meanwhile, the switching display of various map modes can be realized.
The map display module specifically comprises:
the flight roaming unit is used for realizing the display of an automatic cruise visual angle;
the eagle eye map unit is used for realizing the display of a controllable direction visual angle;
and the control scene display unit is used for realizing the display of a specific scene visual angle.
(3) The personnel geographic information module is configured for acquiring personnel related information (personnel information and a department list) and personnel position information in real time and realizing screening and query of position association relations between people and equipment;
in this embodiment, UWB (ultra wide band) technology is used to realize high-precision personnel positioning and position information acquisition, and the acquired data is sent to the positioning engine server through the switch, and the positioning engine server resolves the acquired information using TOA algorithm to obtain personnel position information.
Specifically, when the management platform runs for the first time, all data is acquired through the HTTP protocol, which includes: the method comprises the following steps that a department list, personnel information, personnel real-time position information, equipment operation information and equipment test information are obtained, an engine starts to process data after complete data are obtained, and the specific processing process is as follows:
s1, creating a personnel model according to the array length of all personnel information, and assigning personnel detailed information of the same array position to the personnel;
s2, executing a method for acquiring real-time position information of the personnel every second, acquiring the latest coordinates and updating the position of the personnel model in the scene;
and S3, acquiring department information, and searching the same department information and displaying the same department information by the For circulation personnel array when the user clicks one of the departments.
In other embodiments, the geographic information of personnel module can perform real-time positioning of personnel, and specifically includes the following steps:
s1, acquiring real-time coordinate information of personnel, adding a controller for each personnel model by using an AI navigation function of a UE4 engine, and creating an event to read the real-time coordinate value in the personnel information;
s2, when the new coordinate value is successfully acquired, executing the event to move the character to the latest coordinate point, when the production abnormity or alarm event occurs, the manager interactively screens and inquires the function query through people and human equipment and selects proper personnel to process the production abnormity event;
and S3, the alarm event acquiring target personnel label ID sends the action with the target personnel ID to the server through an HTTPGET method, and the server receives the personnel ID, sends alarm information through the base station and informs the target personnel of going to process abnormal production conditions.
The personnel geographic information module has the main functions of real-time positioning of personnel, personnel information and department list, personnel contact and screening and inquiring of interaction relation between personnel and equipment. The human-human equipment interaction relation screening and inquiring function provides auxiliary screening analysis for an administrator of the visual Internet of things management system of the transformer substation, if the administrator can screen personnel within a distance of 500m from a first production workshop, powerful help is provided for the administrator to rapidly cope with emergency situations such as platform alarm and equipment production abnormity, the equipment information module administrator can inquire the running state, maintenance and work history information, equipment test data and the like of equipment in a testing section of the transformer substation, and the module can give an alarm to remind the administrator to rapidly handle production abnormity when acquiring and detecting part of data production abnormity of the SIS server, so that real-time and accurate management and control of the transformer substation are promoted, and powerful guarantee is provided for safe production.
A background database of the system adopts an SQL Server protocol to manage information such as personnel positions, equipment running states and the like, a background basic architecture is based on a model-try-controller (MVC) mode, the MVC architecture mode is beneficial to realizing focus separation, the system develops WebServies, provides a WebAPI interface, realizes interactive operation with the database, realizes addition, deletion, modification and check of the database, develops a Razor view by using the MVC mode, and realizes a front-end function.
(3) The equipment information module is configured to acquire testing, maintenance and running state information of the electric equipment in the transformer substation and realize inquiry and abnormal alarm of related information;
in this embodiment, the device information module includes an exception alarm, a device test information query, a device maintenance information query, and a device operating state query, and is used for an administrator to query an operating state, maintenance and work history information, and device test data of a device in the test section of the substation.
The method comprises the steps that equipment running state information is obtained by reading a substation plant-level monitoring information system (SIS) real-time database; the device environment information is obtained by a sensor arranged at a set position of the device, such as: temperature data, humidity data, etc.
(4) And the data analysis module is configured to realize analysis and multi-dimensional visual display of the monitoring data of the substation equipment and the personnel position.
As an optional implementation manner, the substation equipment information data acquired by the sensors is integrated, so that detection deviation caused by the problems of failure of a single sensor node or self precision and the like is avoided.
The specific process of data integration comprises the following steps:
s1, starting a data acquisition process, adjusting the data acquisition cycle according to the data acquisition type in the acquisition process, transmitting the acquired data by virtue of a channel on a communication unit, and integrating the data by adopting a parallel communication transmission mode;
s2, defining the received data acquired by the sensor in real time as X1,X2,…,XnBefore the integration operation is started, firstly, the condition of data fusion is set as the relative distance between the sensing data, which is expressed by the following expression:
dij＝|Xi-Xj|，i,j＝1,2,…,n (1)
if the calculation result obtained by the formula (1) is larger than the set threshold value, X can be judgediAnd XjData belonging to the same type can be integrated, otherwise, the relative distance between the next group of data is calculated.
And (3) integrating the data of the same type according to a formula represented by the formula (2) to obtain an integration result of the multi-source data sensor:
in the formula (2)
The self weight coefficient of the ith data is shown.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (9)
1. The utility model provides a visual wisdom thing of transformer substation allies oneself with management system, includes management platform, its characterized in that, management platform includes:
the model building module is configured to build a three-dimensional model of the transformer substation and a personnel model;
the map display module is configured to display the three-dimensional transformer substation model and the personnel model;
the personnel geographic information module is configured for acquiring personnel related information and personnel position information in real time and realizing screening and query of position association relations between people and equipment;
the equipment information module is configured to acquire testing, maintenance and running state information of the electric equipment in the transformer substation and realize inquiry and abnormal alarm of related information;
and the data analysis module is configured to realize analysis and multi-dimensional visual display of the monitoring data of the substation equipment and the personnel position.
2. The substation visual intelligent internet of things management system of claim 1, wherein the map display module comprises:
the flight roaming unit is used for realizing the display of an automatic cruise visual angle;
the eagle eye map unit is used for realizing the display of a controllable direction visual angle;
and the control scene display unit is used for realizing the display of a specific scene visual angle.
3. The substation visual intelligent internet of things management system of claim 1, wherein the management platform is connected with the positioning engine server and the SIS server through a switch, and the switch is connected with the terminal equipment through Ethernet.
4. The substation visual intelligent internet of things management system according to claim 1, wherein a UWB positioning base station is used for acquiring personnel geographic position information, the acquired data is sent to a positioning engine server, and the positioning engine server performs resolving by using a TOA algorithm to obtain the personnel position information;
and the equipment running state information is obtained by reading a real-time database of a substation level monitoring information system (SIS) server.
5. The substation visual intelligent internet of things management system according to claim 1, wherein based on the obtained personnel position coordinate information, a controller is added for each personnel model, and an event is created to read real-time coordinate values in the personnel information;
when a new coordinate value is obtained, moving a figure to the latest coordinate point, and when a production abnormity or an alarm event occurs, interactively screening and inquiring a function query through people and human equipment and selecting proper personnel to process the production abnormity event;
and the alarm event acquires the ID of the target personnel tag, the action with the ID of the target personnel is sent to the server, and the server receives the ID of the personnel and sends alarm information through the base station.
6. The substation visual intelligent internet of things management system according to claim 1, wherein the process of constructing the substation three-dimensional model by the model construction module comprises:
dividing a transformer substation scene model into a building model and an equipment model, respectively using point-shaped, surface-shaped, linear and body-shaped elements, and completing three-dimensional modeling of a transformer substation scene by using 3 dsMax;
manufacturing a transformer substation model material map, and importing the three-dimensional model and the material map into a set engine for visual modeling treatment;
decoupling the geometric data and the attribute data of the model, and traversing the example to obtain a geometric entity through a geometric attribute example of the component; acquiring a triangular mesh, storing vertexes of triangles by using List (XYZ), calculating a normal and mapping coordinates, and dividing a model object by o;
extracting attribute data of the model, creating a local file, reading and serializing the written data; dividing an original Obj mesh object into eight sub-models, simplifying a triangular mesh by using a just folding algorithm of approximate curvature, converting the simplified Obj model into a b3DM file, converting the b3DM file into a 3Dtiles file, and finally generating a 3D model of the system.
7. The substation visual intelligent internet of things management system according to claim 6, wherein the substation model is divided into a high similarity model and a low similarity model according to requirements; and correspondingly modeling the high similarity model and the low similarity model respectively.
8. The substation visual intelligent internet of things management system according to claim 1, wherein the personnel geographic information module acquires a department list, personnel information and real-time personnel position information, and performs data analysis, and specifically comprises:
creating a personnel model according to the array length of all personnel information, and assigning personnel detailed information of the same array position to the personnel;
acquiring real-time position information of personnel according to a set time interval, and updating the position of a personnel model in a scene;
and acquiring department information, and searching the same department information and displaying the same department information by the For circulation personnel array when a user clicks one of the departments.
9. The substation visual intelligent internet of things management system according to claim 1, wherein the analysis of the substation equipment monitoring data by the data analysis module specifically comprises:
collecting monitoring data of the substation equipment through a set sensor;
the collected data are transmitted by relying on a channel on a communication unit;
and judging whether the data belong to the same type based on the distance between the data, and if the data belong to the same type, integrating the data.
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| CN114968006A (en) * | 2022-03-02 | 2022-08-30 | 友达光电股份有限公司 | Three-dimensional object display system for managing field and three-dimensional object display method thereof |
| CN115273918A (en) * | 2022-07-20 | 2022-11-01 | 国网河南省电力公司信息通信公司 | Intelligent internet of things management system for transformer substation |
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