CN112766674B - Intelligent evaluation system for technical improvement overhaul project of transformer substation based on three-dimensional GIS - Google Patents
Intelligent evaluation system for technical improvement overhaul project of transformer substation based on three-dimensional GIS Download PDFInfo
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Abstract
The invention relates to a three-dimensional GIS-based intelligent evaluation system for a substation technical improvement overhaul project, which is a three-layer architecture logic framework based on a data layer, a service layer and an application layer, and specifically comprises the following steps: the data layer divides the data into three-dimensional scene data of the transformer substation and business application data of the transformer substation according to the source of the business data; the service layer adopts a micro-service architecture and is divided into three-dimensional scene service and data interface service according to the scene of service application; the application layer adopts a modularized structure, comprises a three-dimensional scene basic application and a transformer substation intelligent review application, and has the advantages of being more efficient, standard, accurate and the like in promoting transformer substation technical improvement overhaul project stand review work.
Description
Technical Field
The invention relates to the field of substation technical improvement overhaul project review, in particular to a three-dimensional GIS-based intelligent substation technical improvement overhaul project review system.
Background
According to the three-dimensional GIS modeling work requirement of the transformer substation, a three-dimensional panoramic holographic model is built according to unified standards, new modes of informationized management application are continuously explored, an advanced and practical technical means is provided, the operation efficiency of an electric company is improved, the decision-making service capability of intelligent application is improved as a base point, and the management modes and the innovation and innovation of operation means are supported by means of the new technical means. The three-dimensional GIS technology is applied to the overhaul project review work of the technical improvement of the transformer substation, the real condition of on-site transformer substation equipment is restored, the environment of the power grid equipment is checked on line in real time, and the accuracy and the efficiency of the overhaul project review of the technical improvement of the transformer substation can be improved.
However, the current PMS2.0 system power grid graph is a two-dimensional graph platform, three-dimensional model data of a transformer substation are not available, three-dimensional space information of power grid equipment cannot be accurately expressed, the working requirements of three-dimensional GIS modeling of the transformer substation are not met, and in a project review link of technical modification overhaul of the transformer substation, the field state and the three-dimensional model comparison result of corresponding power grid equipment cannot be checked, and the project cannot be accurately reviewed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a three-dimensional GIS-based intelligent evaluation system for technical improvement and overhaul projects of a transformer substation, which is used for promoting the evaluation work of the technical improvement and overhaul projects of the transformer substation to be more efficient, standard and accurate.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a three-dimensional GIS-based intelligent review system for transformer substation technical improvement overhaul projects, which is a three-layer architecture logic framework based on a data layer, a service layer and an application layer, and specifically comprises the following components:
the data layer divides the data into three-dimensional scene data of the transformer substation and business application data of the transformer substation according to the source of the business data;
the service layer adopts a micro-service architecture and is divided into three-dimensional scene service and data interface service according to the scene of service application;
the application layer adopts a modularized structure and comprises a three-dimensional scene basic application and a transformer substation intelligent review application.
Further, the three-dimensional scene basic application comprises a three-dimensional scene editing module and a three-dimensional data management module, and the substation intelligent review application comprises a substation three-dimensional scene browsing module, a business data integration module and an item intelligent review module.
Further, the three-dimensional scene service comprises a paging service, an editing service, an attribute service, a synchronization service, a relationship service, a version service and a ledger service, and the data interface service comprises a relationship mapping service, a PMS data access service, a SACDA data access service, a power grid primary equipment online monitoring data access service and a unified video system monitoring video access service.
Further, the project intelligent review module comprises a transformer substation information panel, an in-station camera information panel and a project information panel, the transformer substation three-dimensional scene browsing module is used for browsing a transformer substation three-dimensional scene through three modes of flight, driving and walking, and the business data integration module is used for access display of PMS2.0 data, primary equipment on-line monitoring data of a power grid, SCADA data and unified video data.
Furthermore, the transformer substation information panel is used for inquiring information of a transformer substation operation and maintenance unit, a maintenance team, a voltage level, a commissioning date, an operation number, an operation state, a duty mode and an arrangement mode;
the in-station camera information panel displays the in-station camera information panel in a classified manner according to a transformer station position area, wherein the position area comprises a capacitor room, a switch room, an equipment area, an in-station environment and a main control room, the in-station camera information panel is positioned to a corresponding camera model in a three-dimensional scene of a transformer station for viewing through mouse clicking, the selected camera model is highlighted in the middle in the three-dimensional scene of the transformer station, and a real video picture of the camera in the station is opened through clicking the three-dimensional model of the camera in the three-dimensional scene through a mouse; the project information panel is used for inquiring and downloading the project details, project estimation books, annual/sub-project investments, technical improvement/overhaul objects, equipment main materials, old dismantling materials, scale effects and project accessories of the substation technical improvement overhaul project, and provides a one-by-one auditing function, a step filling-in auditing opinion and a one-key deriving auditing report function through classifying and displaying the contents of the project review elements of the substation technical improvement overhaul project, and provides yellow, red and green three-color identification reminding for the auditing state of the technical improvement overhaul project review elements, wherein green represents the passing of auditing, red represents the overranging and yellow represents the to-be-audited;
the project information panel is used for positioning the position of the primary equipment of the power grid in the three-dimensional scene of the transformer substation by acquiring the name of the primary equipment of the power grid in the technical improvement/overhaul object list clicked by the mouse, and displaying the account setting data, the online monitoring data, the SCADA data and the video monitoring data associated with the primary equipment of the selected power grid.
Further, the system comprises a client, an application server and a database server, wherein the client is connected to an intranet through a router and a firewall in sequence, the application server and the database server are respectively connected to the intranet, the application server is also connected with a PMS system, a SCADA system, an on-line monitoring platform of power grid primary equipment and a unified video system, the client is positioned at an application layer, the application server is positioned at a service layer and used for deployment of three-dimensional platform services, and the database server is positioned at a data layer and used for storing three-dimensional scene data of a transformer station and service application data of a transformer substation.
Further, the application server provides three-dimensional scene service and data interface service through load balancing and service agent, obtains PMS data from the PMS system through the data interface service, obtains SCADA data from the SCADA system, obtains on-line monitoring data of the primary equipment of the power grid from the on-line monitoring platform of the primary equipment of the power grid, and obtains video monitoring data from the unified video system.
Further, the PMS2.0 data comprise primary equipment account data of a power grid, transformer station information, technical change overhaul project details, project estimation books, annual/subitem investment, overhaul object improvement, equipment main materials, old material disassembly, scale effect and project accessories, the SCADA data comprise voltage, current, active and reactive data, the primary equipment online monitoring data of the power grid comprise oil chromatography, oil conservator oil level and breaker partial discharge data, and the video monitoring data comprise field video monitoring images of the transformer station.
Further, the map image data includes topographic data, vector data and image data, the model and point cloud file includes model data, point cloud data and picture data, and the business scene data is stored in a relational database.
Further, the operating systems of the application server and the database server are both Windows operating systems.
Compared with the prior art, the invention has the following advantages:
1) On the basis of a virtual reality production management platform, the invention expands the project review business scene of the technical improvement of the transformer substation, meets the requirement of displaying the three-dimensional scene inside the transformer substation in the project review process of the technical improvement of the transformer substation, and meets the requirement of reliable management and control of the project intelligent review of the transformer substation;
2) The invention has standardized shared interface, can support friendly call of interface for third party meeting technical requirements, realizes access to PMS data, primary equipment on-line monitoring data of power grid, video monitoring data and SCADA data, ensures unique three-dimensional data maintenance source, improves data maintenance efficiency and data accuracy, simultaneously ensures timeliness, integrity and accuracy of service data, and has unique and comprehensive data acquisition and high reliability;
3) The application layer adopts a modularized structural design, so that low coupling among modules is realized, the adjustment and the upgrading of the application are convenient, the expandability is high, the service layer adopts a micro-service architecture design, the dependence among services is reduced, the load balance and the distributed deployment of the services can be realized, and the efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of an application architecture of a system of the present invention;
FIG. 2 is a schematic diagram of a data architecture of the system of the present invention;
FIG. 3 is a schematic diagram of a deployment architecture of the system of the present invention.
Detailed Description
The invention will now be described in detail with reference to the drawings and specific examples. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
Examples
The invention provides a three-dimensional GIS-based intelligent evaluation system for substation technical improvement overhaul projects, which adopts an application architecture design facing Service (SOA), and divides service application and also performs fine granularity division on service supporting the application, extracts commonly used services such as scene service, editing service, attribute service, map service and synchronous service, and further divides service related to the service such as equipment account service, relation mapping service, online monitoring data reading service, video monitoring access service and the like.
As shown in fig. 1, a platform builds a typical three-layer architecture logic framework based on a data layer, a service layer and an application layer, so as to realize browsing and management of three-dimensional scenes of a transformer substation under different service scene applications;
the application layer adopts a modularized structural design, realizes low coupling among modules, is convenient for adjustment and upgrading of application, comprises a three-dimensional scene basic application and a transformer substation intelligent review application, and comprises a transformer substation three-dimensional scene browsing module, a business data integration module and a project intelligent review module, and is mainly used for realizing functions of power station roaming, station inspection, station account management, hidden danger viewing of equipment defects, equipment live state rendering, equipment operation monitoring data viewing, equipment abnormal alarm viewing, station video monitoring viewing, transformer substation intelligent review and the like.
The project intelligent review module comprises a transformer substation information panel, an in-station camera information panel and a project information panel, the transformer substation three-dimensional scene browsing module browses a transformer substation three-dimensional scene through three modes of flight, driving and walking, and the business data integration module is used for access display of PMS2.0 data, power grid primary equipment on-line monitoring data, SCADA data and unified video data.
The substation information panel is used for inquiring information of a substation operation and maintenance unit, a maintenance team, a voltage level, a commissioning date, an operation number, an operation state, a duty mode and an arrangement mode;
the in-station camera information panel displays the in-station camera information panel in a classification mode according to a transformer substation position area, wherein the position area comprises a capacitor room, a switch room, an equipment area, an in-station environment and a main control room, the in-station camera information panel is selected and positioned to a corresponding camera model in a three-dimensional scene of the transformer substation for viewing through mouse clicking, the selected camera model is highlighted in the middle of the three-dimensional scene of the transformer substation, and a real video picture of the camera in the station is opened through clicking the three-dimensional model of the camera in the three-dimensional scene through a mouse; the project information panel is used for inquiring and downloading technical improvement overhaul project details, project estimation books, annual/sub-project investment, technical improvement/overhaul objects, equipment main materials, old material disassembly, scale effects and project accessories, and provides functions of checking one by one, filling in review comments step by step and guiding out review reports by one through classified display of technical improvement of the project review element content, and providing yellow, red and green three-color identification reminding for the project review element checking state, wherein green represents checking pass, red represents checking, and yellow represents to be checked. The project information panel is used for positioning the device in the three-dimensional scene of the transformer substation through the names of the devices in the technical improvement/overhaul object list clicked by a mouse, and the selected devices can view the account information, the on-line monitoring information, the SCADA information and the on-site camera monitoring video associated with the devices.
The service layer adopts a micro-service architecture design, so that the dependence among services is reduced, and the load balancing and distributed deployment of the services can be realized. According to different service application scenes, the service layers are divided into two types: three-dimensional scene services and data interface services. The three-dimensional scene service mainly comprises a paging service, an editing service, an attribute service, a synchronization service, a relationship service, a version service, a station account service, a map service and a file storage management service, and the data interface service comprises a relationship mapping service, a PMS data access service, a SACDA data access service, a power grid primary equipment online monitoring data access service and a unified video system monitoring video access service.
The data layer divides the data into three-dimensional scene data of the transformer substation and business application data of the transformer substation according to the source of the business data. The three-dimensional scene data mainly comprises unstructured data and structured data; the substation business application data mainly comprises equipment related data.
The system shown in fig. 2 can divide data into three-dimensional scene data and substation business application data according to different sources of the data. According to different storage modes, the three-dimensional scene data can be divided into service scene application data which can be stored in a structured mode, unstructured scene model files and other data.
The three-dimensional scene data mainly comprises business scene and application data, a model, a point cloud file and geographic image map data. The business scene and the application data mainly comprise scene paging information, model basic information, point cloud basic information, basic account information, business function information and the like, the client accesses more frequent data such as scene paging and basic account information, and the data is stored in the memory in a memory database (Redis) mode, so that the access efficiency of the data is improved. The unstructured files such as the model, the point cloud file, the geographic image and the like are stored in a file storage system, distributed deployment of services is supported, and after a client acquires the accessed files, the unstructured files are locally cached, so that efficiency of reading the files again is improved.
The substation business application data mainly completes the access of related data in other systems, and can divide interface data into monitoring video data and ledgers and operation monitoring data according to different data access methods and display forms. The operation monitoring data is cached in the memory in a relation mapping mode, and the monitoring video data is directly accessed through an access mode provided by the unified video platform.
The sources and access methods of the equipment account information and the monitoring data in the platform are as follows:
service data such as primary equipment account data, equipment related defects, hidden dangers, overhaul plans and the like of a power grid and technical modification overhaul project data, wherein the service data comprises the account data, the defect data and the hidden danger data, and the service data is acquired through a PMS2.0 system backup library and is accessed to a platform in a data integration mode;
the equipment operation data, such as voltage, current, active, reactive and the like, are integrated into the equipment operation data in the SCADA system in a system integration mode, and specifically comprise operation data, alarm data and abnormal data;
the method comprises the steps that data such as abnormality, defect, fault and the like of primary equipment of a power grid are monitored online, related data are obtained through an online monitoring platform, the data comprise oil chromatogram, oil level of a conservator and partial discharge data of a circuit breaker, and the data are accessed to the platform in a system integration mode;
and accessing the video monitoring data of the unified video platform in a system integration mode by the video data monitored in the station.
After the layering of the entire architecture of the platform (application layer, service layer, data layer) and the subdivision of the business functions in the application layer and the service support in the service layer is completed, the deployment architecture needs to be considered. Facilitating distributed deployment, which is also one of the main purposes of layering. Different modules are deployed on different servers and cooperatively operate through remote invocation. The distributed system means that more computers can be used for completing the same function, and the more the computers, the more CPU, memory and storage resources are, the larger the concurrent access and data volume which can be processed are, so that services can be provided for more users.
The deployment architecture shown in fig. 3 comprises a client, an application server and a database server, wherein the server can be a virtual host divided on a cloud platform, the client is connected to an intranet sequentially through a router and a firewall, the application server and the database server are respectively connected to the intranet, the application server is also connected with a PMS system, a SCADA system, an on-line monitoring system of power grid primary equipment and a unified video system, the client is positioned at an application layer, the application server is positioned at an application layer and used for deployment of three-dimensional platform services, the database server is positioned at a data layer and used for storing three-dimensional scene data of a transformer substation and substation business application data. The application server uses Nginx to realize service agent and load balancing of the application, provides three-dimensional scene service and data interface service through the load balancing and service agent, obtains PMS data from a PMS system through the data interface service, obtains SCADA data from an SCADA system, obtains on-line monitoring data of primary equipment of a power grid from an on-line monitoring system of the primary equipment of the power grid, and obtains video monitoring data from a unified video system.
The application server service adopts double-click hot standby and distributed deployment, high availability of the service is realized, the database realizes high-reliability operation of the database through a master-slave backup function, and the data storage adopts distributed file storage, so that safe storage of files is ensured.
The intelligent review management and control application of the technical modification overhaul project of the transformer substation is based on three-dimensional layered display of a power grid profile, a transformer substation panorama and equipment states of monitoring big data, geographical positions of all the transformer substations are displayed in a 3D GIS map, and big data analysis results such as whole-network alarming, defects, loads, equipment electrified states and the like are displayed in a three-dimensional scene in a visual mode. When the method is advanced into a three-dimensional scene of a transformer substation, visual effect is formed by utilizing the equipment three-dimensional model to correlate diversified data information, and total station visual distribution of different states such as equipment alarm, defect, overhaul and the like is provided. And the intelligent review and management and control of the transformer substation project are realized by utilizing the on-line monitoring data of the equipment and the in-station video monitoring data and analyzing and processing the data.
The three-dimensional model library management is divided into: and (5) equipment model information management, civil engineering model information management and decoration model information management. The three-dimensional model management can be classified and displayed through the type, the voltage level and the category of the equipment, a user can check the model of the related equipment according to the filtering condition, and the attribute, the component, the animation, the electric information and the like of the model can be checked when the model is previewed. The user may also import new device models or replace existing device models through a model import function. The three-dimensional model component management is mainly responsible for splitting and naming the equipment model components. The three-dimensional component management is divided into split management and naming management, and can be used for carrying out new addition, modification and deletion on equipment components. The three-dimensional point cloud management is to manage and maintain the point cloud data acquired in the acquisition process. The laser point cloud data is divided into transformer substations, cable channels and overhead line point clouds according to different types of corresponding equipment, and the management of the point clouds comprises the functions of analysis processing and uploading maintenance of the point cloud data, downloading and previewing of the point cloud data, fusion display of the point cloud data and an equipment model in a scene and the like. In the three-dimensional scene browsing, multi-dimensional browsing can be performed, the scene browsing accords with a common browsing mode in three-dimensional operation, and browsing roaming operation of a mouse and a keyboard shortcut key is supported. Roaming browsing in a three-dimensional scene supports multiple modes, can support flight, driving and walking modes according to different browsing positions, and can also select an automatic mode, wherein the browsing speed in the scene can be automatically adjusted according to the height of the visual field in the automatic mode.
The user can perform roaming operation in the scene through the mouse and the keyboard, drag in the scene by pressing the left button of the mouse, browse in dragging the three-dimensional scene, adjust the height of the view in the scene through roller operation, realize scaling operation on the scene, and adjust the view angle of the scene by pressing the middle button of the mouse. Roaming functions in a three-dimensional scene can also be realized in the scene through a shortcut key WASD and an up-down-left-right direction key.
In the three-dimensional scene positioning, various scene positioning modes, such as bookmark positioning, coordinate positioning and the like, need to be provided. The three-dimensional scene management includes:
management of device objects: according to the device type grouping, a classification tree list of all device objects in the three-dimensional scene is displayed, in the device object management, whether the device is in the current scene or not can be judged according to the device node state, the display and the hidden of the device in the scene can be set through checking, and the device can be selected and positioned through a tool provided by the list.
Management of device layers: and carrying out grouping display on all types according to the types, wherein each device type corresponds to a device layer, and a user can carry out selectable and visible setting operation of devices on a certain type of devices according to the device layer.
Three-dimensional scene node management: and the equipment node information in the current scene is displayed, so that the management and the debugging of equipment are facilitated.
In a three-dimensional scene, equipment facilities can be added, deleted and adjusted in the scene by a scene editing tool. The model can be newly added in the three-dimensional scene through the new adding operation, the left button can be clicked to create the model at a proper position in the scene after the model is selected, or the creation of the model can be canceled by clicking the right button, and the position, the height, the direction and the like of the model can be adjusted in the scene through the model adjusting tool after the model is created. The deletion operation may also be performed on the model after it is selected in the scene.
A scene operation tool is provided in the three-dimensional scene, so that model equipment data can be displayed clearly and intuitively in the three-dimensional scene. Such as providing highlighting of a three-dimensional model in a platform, controlling the appearance of a three-dimensional model device, adjusting the transparency of a model device, setting the transparency of terrain, three-dimensional scene measurement tools, etc.
The three-dimensional GIS intelligent review platform master station system performs service deployment based on provincial technical modification overhaul intelligent stand platform server resources, related service data are uniformly accessed from the related service systems by the ground and municipal technical modification overhaul intelligent stand platform, and the following data are shared to the master station system as required:
service data such as equipment ledger data, equipment related defects, hidden dangers, overhaul plans and the like and technical modification overhaul project data provided by the PMS2.0 are specifically equipment ledger data, transformer substation information, technical modification overhaul project details, project estimation books, annual/sub-project investment, reconstruction overhaul objects, equipment main materials, old material disassembly, scale effects and project accessories;
integrating the equipment operation data in the SCADA system by using SCADA equipment operation data such as voltage, current, load and the like in a system integration mode, wherein the equipment operation data comprises voltage, current, active and reactive data;
the online monitoring platform of the primary equipment of the power grid provides online monitoring abnormal, defect, fault and other data of oil chromatography and the like, and specifically comprises the data of the oil chromatography;
the in-station monitoring video data provided by the unified video platform specifically comprises a transformer substation site video monitoring image.
According to the construction business requirement of the three-dimensional data sharing application, the hardware configuration is divided into an unstructured file management server, a database server and an application server. The unstructured file management server is used for storing, managing and calculating, and managing and storing model information data by taking a transformer substation as a unit; the database server is used for storing model record data, model graph number associated data and model related service data; application servers are used for deployment of three-dimensional platform services, such as: scene services, file management services, attribute services, etc.
According to the service and application deployment configuration requirements, the minimum configuration requirements for software and hardware of the server and the client are as follows:
the minimum hardware configuration requirements of the server are as follows:
the minimum hardware configuration requirements of the client are as follows:
operating system and software configuration requirements:
the application server and the database server operating system are Windows operating systems, and Windows10 is recommended to be used;
the client operating system requires the use of Windows7 and above, and the browser version is IE9 and above.
While the invention has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions may be made without departing from the spirit and scope of the invention as defined by the appended claims. Therefore, the protection scope of the invention is subject to the protection scope of the claims.
Claims (6)
1. The intelligent evaluation system for the technical improvement overhaul project of the transformer substation based on the three-dimensional GIS is characterized in that the system architecture is a three-layer architecture logic framework based on a data layer, a service layer and an application layer, and specifically comprises the following components:
the data layer divides the data into three-dimensional scene data of the transformer substation and business application data of the transformer substation according to the source of the business data;
the service layer adopts a micro-service architecture and is divided into three-dimensional scene service and data interface service according to the scene of service application;
the application layer adopts a modularized structure and comprises a three-dimensional scene basic application and a transformer substation intelligent review application;
the three-dimensional scene basic application comprises a three-dimensional scene editing module and a three-dimensional data management module, and the substation intelligent review application comprises a substation three-dimensional scene browsing module, a business data integration module and an item intelligent review module;
the project intelligent review module comprises a transformer substation information panel, an in-station camera information panel and a project information panel, wherein the transformer substation three-dimensional scene browsing module is used for browsing a transformer substation three-dimensional scene through three modes of flight, driving and walking, and the business data integration module is used for access display of PMS2.0 data, power grid primary equipment on-line monitoring data, SCADA data and unified video data;
the transformer substation information panel is used for inquiring information of a transformer substation operation and maintenance unit, a maintenance team, a voltage level, a commissioning date, an operation number, an operation state, a duty mode and an arrangement mode;
the in-station camera information panel displays the in-station camera information panel in a classified manner according to a transformer substation position area, wherein the position area comprises a capacitor room, a switch room, an equipment area, an in-station environment and a main control room, the in-station camera information panel is selected and positioned to a corresponding camera model in a three-dimensional scene of a transformer substation for viewing through mouse clicking, the selected camera model is highlighted in the middle in the three-dimensional scene of the transformer substation, and a real video picture of the camera in the station is opened through clicking the camera three-dimensional model in the three-dimensional scene through a mouse; the project information panel is used for inquiring and downloading the technical change overhaul project details, project estimation books, annual/sub-project investments, technical change/overhaul objects, equipment main materials, old disassembly materials, scale effects and project accessories of the transformer substation, and provides a one-by-one auditing function, a step-by-step filling-in auditing opinion and a one-key deriving auditing report function through classifying and displaying the technical change overhaul project element contents of the transformer substation, and provides yellow, red and green three-color identification reminding for the auditing state of the technical change overhaul project element, wherein green represents auditing passing, red represents refusing and yellow represents to be audited;
the project information panel is used for positioning the position of the primary equipment of the power grid in the three-dimensional scene of the transformer substation by acquiring the name of the primary equipment of the power grid in the technical improvement/overhaul object list clicked by the mouse, and displaying the account data, the online monitoring data, the SCADA data and the video monitoring data associated with the primary equipment of the selected power grid.
2. The intelligent review system for the technical improvement overhaul project of the transformer substation based on the three-dimensional GIS according to claim 1, wherein the three-dimensional scene service comprises a paging service, an editing service, an attribute service, a synchronization service, a relationship service, a version service and a ledger service, and the data interface service comprises a relationship mapping service, a PMS data access service, a SACDA data access service, a grid primary equipment online monitoring data access service and a unified video system monitoring video access service.
3. The intelligent review system for the technical change overhaul project of the transformer substation based on the three-dimensional GIS, which is disclosed in claim 1, is characterized by comprising a client, an application server and a database server, wherein the client is connected to an intranet sequentially through a router and a firewall, the application server and the database server are respectively connected to the intranet, the application server is also connected with a PMS system, a SCADA system, an on-line monitoring platform of power grid primary equipment and a unified video system, the client is positioned at an application layer, the application server is positioned at a service layer for the deployment of three-dimensional platform services, and the database server is positioned at a data layer for storing three-dimensional scene data of the transformer substation and business application data of the transformer substation.
4. The intelligent review system for the technical improvement overhaul project of the transformer substation based on the three-dimensional GIS according to claim 3, wherein the application server provides three-dimensional scene service and data interface service through load balancing and service agents, obtains PMS data from a PMS system through the data interface service, obtains SCADA data from an SCADA system, obtains on-line monitoring data of primary equipment of a power grid from an on-line monitoring platform of the primary equipment of the power grid, and obtains video monitoring data from a unified video system.
5. The intelligent review system for technical and overhaul projects of a three-dimensional GIS-based transformer substation according to claim 1 or 4, wherein the PMS2.0 data comprises primary equipment account data of a power grid, transformer substation information, technical and overhaul project details of the transformer substation, project estimation books, annual/fractional investment, overhaul object reconstruction, equipment main materials, old material disassembly, scale effects and project accessories, the SCADA data comprises voltage, current, active and reactive data, the primary equipment online monitoring data of the power grid comprises oil chromatography, oil level of a conservator and partial discharge data of a circuit breaker, and the video monitoring data comprises video monitoring images of a transformer substation site.
6. The intelligent review system for the technical improvement overhaul project of the transformer substation based on the three-dimensional GIS of claim 3, wherein the operating systems of the application server and the database server are Windows operating systems.
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