CN112150596B - Holographic reconstruction method and system for substation equipment fault - Google Patents
Holographic reconstruction method and system for substation equipment fault Download PDFInfo
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Abstract
The utility model provides a holographic reconstruction method and a holographic reconstruction system for substation equipment faults, which receive a fault checking request; analyzing a fault command in the request, loading a three-dimensional data model of a corresponding fault and holographic data in a fault setting time period; analyzing the fault according to the holographic data; and rendering a three-dimensional data model according to the type of the holographic data, and displaying the holographic data and the fault diagnosis result in a time dimension. According to the method, videos and sensing data of a period of time before and after a fault are stored, a maintainer reproduces the situation of the fault moment in a one-key holographic mode, the problems that the maintainer cannot comprehensively call the data at the fault moment and the fault point is not well positioned are solved, the data reproduction of the transformer substation in a full scene, a full space-time, a full medium and full experience is realized, and the working efficiency of the maintainer is improved.
Description
Technical Field
The disclosure belongs to the technical field of intelligent substation fault diagnosis and reconstruction, and relates to a substation equipment fault holographic reconstruction method and system.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
At present, data such as measurement and control, protection, auxiliary monitoring and the like in a transformer substation are collected by subsystems and are respectively displayed, when equipment faults occur in the transformer substation, a large amount of data support is needed for locating fault points, the data are scattered, a plurality of system data need to be retrieved by maintainers, in addition, a plurality of outdoor meters or even manual field data reading and recording and accident related phenomena are needed, and the comprehensive condition of the accident is judged according to the indication of the meters and the external appearance signs of the action of a protection device.
However, according to the inventor, in the conventional mode, when a substation fails, comprehensive data display cannot be performed visually, workers are required to retrieve different data of multiple systems, and sometimes even manual intervention is required to copy the data, then data sorting, calculation and analysis are performed, a fault point is finally located, the fault reason is confirmed, the data acquisition process is complex, manual intervention processing is required, the time consumption is long, the error is large, the diagnosis result depends on the experience of the workers, and the reliability is poor.
Disclosure of Invention
In order to solve the problems, the invention provides a transformer substation equipment fault holographic representation method and a transformer substation equipment fault holographic representation system.
According to some embodiments, the following technical scheme is adopted in the disclosure:
a holographic reconstruction method for substation equipment faults comprises the following steps:
receiving a fault checking request;
analyzing a fault command in the request, loading a three-dimensional data model of a corresponding fault and holographic data in a fault setting time period;
analyzing the fault according to the holographic data;
and rendering a three-dimensional data model according to the type of the holographic data, and displaying the holographic data and the fault diagnosis result in a time dimension.
As an alternative implementation mode, before the fault viewing request is received, a three-dimensional model of the transformer substation is established, and measuring points are configured in the three-dimensional model.
As a further limitation, the transformer substation is manufactured into a three-dimensional scene model by using a polygon modeling technology according to the proportion of 1.
As an alternative embodiment, the holographic data is obtained by the detection component from videos and sensing detection data of each device in the substation, and a historical database is established to store the holographic data.
As an alternative embodiment, the holographic data comprises static data and dynamic data.
As a further limitation, acquiring holographic data of the transformer substation;
generating a time label according to the data generation time and binding the time label with the holographic data of the transformer substation;
associating the transformer substation holographic data with the time label with a preset keyword label and storing the transformer substation holographic data with the time label in a database;
and slicing and grouping are carried out according to the similarity of the holographic data of the transformer substations, the holographic data of the transformer substations in the same group are stored in positions for mapping, and mapping information is updated to a time mark key information table.
As a further limitation, the keyword tag is monitoring object information or triggering condition information.
As a further limitation, the calculation process of the similarity of the holographic data of the substation is as follows:
and distributing corresponding weight values to the types of the keyword labels according to the keyword label retrieval frequency and the application range of the holographic data of the transformer substation, calculating the weight values through the consistency of the keyword labels, and establishing the similarity between the holographic data of each transformer substation.
As a further limitation, the history database is a time sequence database, each piece of data in the database is defined as metadata, and each piece of metadata includes three dimensional information of a time tag, a keyword tag and value data.
A holographic reconstruction system for substation equipment faults comprises a client and a server, wherein:
the client is configured to send a user fault viewing request, and display the three-dimensional data model and the holographic data;
the server side is configured to receive a fault checking request, analyze a fault command in the request, load a three-dimensional data model of a corresponding fault and holographic data in a fault setting time period, render the three-dimensional data model according to the type of the data, and display the holographic data in a time dimension.
As a further limitation, the server side includes:
the three-dimensional modeling module is configured to establish a three-dimensional model of the transformer substation, and measure points are configured in the three-dimensional model;
a data slicing module configured to store holographic data for a set time;
the information interaction module is configured to receive the fault checking request and send a holographic data display result;
the data loading module is configured to analyze the fault command in the request, load a three-dimensional data model of the corresponding fault by taking the fault ID as a key value, and load holographic data in a fault setting time period;
a fault diagnosis module configured to analyze the fault according to the holographic data;
and the holographic data display module is configured to render the three-dimensional data model according to the type of the holographic data and display the holographic data and the fault diagnosis result in a time dimension.
A computer readable storage medium having stored therein a plurality of instructions adapted to be loaded by a processor of a terminal device and to execute a method of holographic reconstruction of substation equipment faults.
A terminal device comprising a processor and a computer readable storage medium, the processor being configured to implement instructions; the computer readable storage medium is used for storing a plurality of instructions, and the instructions are suitable for being loaded by a processor and executing the substation equipment fault holographic reconstruction method.
Compared with the prior art, this disclosed beneficial effect does:
(1) The transformer substation equipment fault holographic reconstruction technology is innovatively provided, a one-key holographic reconstruction fault moment scenario model is designed, the problem that a maintainer cannot visually see the correlation between different data at a fault moment is solved, the data reconstruction of a transformer substation in a full scene, a full space-time, a full medium and full experience is realized, and the working efficiency of the maintainer is improved.
(2) The fault data slicing method is innovatively provided, a data similarity scribing storage technology is designed, the problems that historical monitoring data of the transformer substation are discrete and cannot be comprehensively inspected and analyzed are solved, multidimensional association of the monitoring data of the transformer substation is achieved, and the speed of inquiring mass information is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and are not to be construed as limiting the disclosure.
FIG. 1 is a flow chart of a first embodiment;
FIG. 2 is a system interaction diagram according to the second embodiment;
fig. 3 is a flow chart of data slicing according to the first embodiment.
The specific implementation mode is as follows:
the present disclosure is further described with reference to the following drawings and examples.
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 disclosure 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 disclosure. 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.
A holographic reconstruction method for substation equipment faults mainly comprises the following key parts:
modular/unitized three-dimensional panoramic modeling:
the establishment of the three-dimensional model of the transformer substation is the basis for realizing the holographic reconstruction of equipment faults, the manufacturing of a three-dimensional scene model is realized by adopting a modularized and unitized fine modeling mode, the transformer substation is proportioned according to a ratio of 1, and a polygonal modeling technology of three-dimensional modeling software 3dsmax is used, meanwhile, measuring points of real-time data such as online monitoring, remote measuring and remote signaling are bound with points on the three-dimensional model (for example, a remote signaling real-time value is associated to an indicator lamp three-dimensional model), so that in a real-time system, when data (with a measuring point ID) of a server side is transmitted to a client side through a network, the data can be displayed on the corresponding three-dimensional model, and in addition, an operator can also click the related module of the three-dimensional model to dynamically check panoramic information related to the module in real time.
Full-coverage intelligent sensing network
The multi-azimuth camera deployment and control and the full-coverage intelligent sensing network are data sources for realizing fault holographic reconstruction. The system comprises a plurality of distributed control high-definition cameras in the whole station, a temperature and humidity sensor, a main transformer photoacoustic spectroscopy online monitoring system, an OLTC on-load tap changer fault monitoring system, a residual current monitoring system, an electric shutter and other various sensors and control systems, and the like, and can be used for completing the acquisition of environment, security protection, fire protection and other data in the station and the online monitoring and diagnosis of the insulation conditions of high-voltage electrical equipment such as transformers, sleeves, lightning arresters, GIS, switch cabinets, high-voltage cables and the like.
Data acquired by the sensors in the station is a data basis for fault diagnosis, and when a fault occurs, the data slice storage module is triggered to store panoramic data (video + sensing data) of a period of time before and after the fault, so that powerful data support is provided for three-dimensional data display and fault analysis.
A high-speed, low-delay and high-bandwidth transmission network (5G is selected in the embodiment);
the high-speed network transmission channel guarantees fault holographic representation, high-speed data transmission efficiency three-dimensional data display and good holographic experience for users.
Fault diagnosis and holographic reconstruction
And intelligently calling fault slice data to serve as data materials of the fault diagnosis module and the holographic data display module, and comprehensively analyzing the association between the data when the transformer substation fault occurs by the fault diagnosis module to accurately position fault points. The holographic data display module restores the fault occurrence process, and video/sound/light reappears the scene of the transformer substation for a period of time before and after the fault occurrence, so that the working personnel can return to the fault site as they are, and the function of assisting fault judgment is achieved.
The fault diagnosis and holographic reconstruction system adopts a B/S framework, a user browses data of a transformer substation at a web client, and when a fault occurs, data of a period of time before and after the fault moment is reconstructed by clicking a fault point in a fault list on an interface.
The first embodiment is as follows:
as shown in fig. 1, a holographic reconstruction method for substation equipment fault includes:
receiving a fault checking request of a client;
analyzing a fault command in the request, loading a three-dimensional data model of a corresponding fault and holographic data in a fault setting time period;
analyzing the fault according to the holographic data;
and rendering a three-dimensional data model according to the type of the holographic data, and displaying the holographic data and the fault diagnosis result in a time dimension.
Before receiving a fault checking request, a three-dimensional model of the transformer substation is established, and measuring points are configured in the three-dimensional model.
The method comprises the steps of manufacturing a three-dimensional scene model by using a polygon modeling technology according to the proportion of 1.
The holographic data is obtained by a detection component through video and sensing detection data of each device in the transformer substation, and a historical database is established to store the holographic data.
The holographic data includes static data and dynamic data.
As shown in fig. 3, acquiring holographic data of a substation;
generating a time label according to the data generation time and binding the time label with the holographic data of the transformer substation;
the method comprises the steps of correlating transformer substation holographic data with a time tag with a preset keyword tag and storing the transformer substation holographic data with the time tag into a database;
and slicing and grouping are carried out according to the similarity of the holographic data of the transformer substations, the holographic data of the transformer substations in the same group are stored in positions for mapping, and mapping information is updated to a time mark key information table.
The keyword tag is monitoring object information or triggering condition information.
The calculation process of the similarity of the holographic data of the transformer substation comprises the following steps:
and distributing corresponding weight values to the types of the keyword labels according to the keyword label retrieval frequency and the application range of the holographic data of the transformer substation, calculating the weight values through the consistency of the keyword labels, and establishing the similarity between the holographic data of each transformer substation.
The historical database is a time sequence database, each piece of data in the database is defined as metadata, and each piece of metadata comprises three dimensional information of a time label, a keyword label and value data.
The second embodiment:
a holographic reconstruction system for substation equipment failure, as shown in fig. 2, includes a client and a server, where:
the client is configured to send a user fault viewing request and display the three-dimensional data model and the holographic data;
the server side is configured to receive the fault checking request, analyze a fault command in the request, load a three-dimensional data model of a corresponding fault and holographic data in a fault setting time period, render the three-dimensional data model according to the type of the data and display the holographic data in a time dimension.
The user of the client sends a fault request command, the server analyzes the request fault command, the holographic data in a period of time before and after the fault is inquired from the historical database by taking the fault ID as a key value, and the data are classified according to the data type.
And transmitting the classified data to the client.
The client analyzes the data and displays the data according to types (such as analog quantity, semaphore, video, fault recording files and the like), the client can select an existing browser, a webGL is used for rendering a three-dimensional model, holographic data are displayed in a time dimension, video is played back, and fault recording waveforms are displayed.
For the fault, the user can also request a fault diagnosis result, the server side analyzes the fault by comparing the data according to the fault diagnosis expert base, lists suspicious fault points and fault reasons thereof, transmits a suspicious fault list to the client side, displays the fault diagnosis result of the client side, and positions the fault diagnosis result on the three-dimensional model.
The server side includes:
the three-dimensional modeling module is configured to establish a three-dimensional model of the transformer substation, and measure points are configured in the three-dimensional model;
a data slicing module configured to store holographic data for a set time;
the information interaction module is configured to receive a fault checking request and send a holographic data display result;
the data loading module is configured to analyze the fault command in the request, load a three-dimensional data model of the corresponding fault by taking the fault ID as a key value, and load holographic data in a fault setting time period;
a fault diagnosis module configured to analyze a fault according to the holographic data;
and the holographic data display module is configured to render the three-dimensional data model according to the type of the holographic data and display the holographic data and the fault diagnosis result in a time dimension.
A data slicing module, further comprising:
the data acquisition module is used for acquiring holographic data of the transformer substation;
the time tag binding module is used for generating a time tag according to the data generation time and binding the time tag with the holographic data of the transformer substation;
the key word label association module is used for associating the transformer substation holographic data with the time label with a preset key word label and storing the transformer substation holographic data with the time label in a database;
and the data slice grouping module is used for carrying out slice grouping according to the similarity of the holographic data of the transformer substation, storing the holographic data of the transformer substation in the same group into a position for mapping, and updating mapping information to a time mark key information table.
Example three:
a computer readable storage medium having stored therein a plurality of instructions adapted to be loaded by a processor of a terminal device and to execute said method of holographic reconstruction of substation device faults.
Example four:
a terminal device comprising a processor and a computer readable storage medium, the processor being configured to implement instructions; the computer readable storage medium is used for storing a plurality of instructions, and the instructions are suitable for being loaded by a processor and executing the substation equipment fault holographic reconstruction method.
As will be appreciated by one of skill in the art, embodiments of the present disclosure may be provided as a method, system, or computer program product. Accordingly, the present disclosure may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present disclosure may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and so forth) having computer-usable program code embodied therein.
The present disclosure is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the disclosure. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Although the present disclosure has been described with reference to specific embodiments, it should be understood that the scope of the present disclosure is not limited thereto, and those skilled in the art will appreciate that various modifications and changes can be made without departing from the spirit and scope of the present disclosure.
Claims (9)
1. A holographic reconstruction method for substation equipment faults is characterized by comprising the following steps: the method comprises the following steps:
receiving a fault checking request;
analyzing a fault command in the request, loading a three-dimensional data model of a corresponding fault and holographic data in a fault setting time period;
analyzing the fault according to the holographic data;
rendering a three-dimensional data model according to the type of the holographic data, and displaying the holographic data and the fault diagnosis result in a time dimension;
the holographic data is video and sensing detection data of each device in the transformer substation acquired by a detection assembly, a historical database is established to store the holographic data, and the slicing process of the holographic data is as follows:
acquiring holographic data of a transformer substation;
generating a time label according to the data generation time and binding the time label with the holographic data of the transformer substation;
the method comprises the steps of correlating transformer substation holographic data with a time tag with a preset keyword tag and storing the transformer substation holographic data with the time tag into a database;
and slicing and grouping are carried out according to the similarity of the holographic data of the transformer substation, the holographic data of the transformer substation in the same group is stored in a position for mapping, and the mapping information is updated to a time mark key information table.
2. The holographic reconstruction method for the faults of the substation equipment as claimed in claim 1, wherein the holographic reconstruction method comprises the following steps: before a fault checking request is received, a three-dimensional model of the transformer substation is established, measuring points are configured in the three-dimensional model, the transformer substation is manufactured into a three-dimensional scene model by using a polygon modeling technology according to the proportion of 1.
3. The holographic reconstruction method for the faults of the substation equipment as claimed in claim 1, wherein the holographic reconstruction method comprises the following steps: the holographic data comprises static data and dynamic data.
4. The holographic reconstruction method for the substation equipment fault as claimed in claim 1, characterized in that: the calculation process of the similarity of the holographic data of the transformer substation comprises the following steps:
and distributing corresponding weight values to the types of the keyword labels according to the keyword label retrieval frequency and the application range of the holographic data of the transformer substation, calculating the weight values through the consistency of the keyword labels, and establishing the similarity between the holographic data of each transformer substation.
5. The holographic reconstruction method for the faults of the substation equipment as claimed in claim 1, wherein the holographic reconstruction method comprises the following steps: the historical database is a time sequence database, each piece of data in the database is defined as metadata, and each piece of metadata comprises three dimensional information of a time label, a keyword label and value data.
6. A holographic reconstruction system for substation equipment faults is characterized in that: the system comprises a client and a server, wherein:
the client is configured to send a user fault viewing request and display the three-dimensional data model and the holographic data;
the server side is configured to receive a fault checking request, analyze a fault command in the request, load a three-dimensional data model of a corresponding fault and holographic data in a fault setting time period, render the three-dimensional data model according to the type of the data and display the holographic data in a time dimension;
the holographic data is video and sensing detection data of each device in the transformer substation acquired by a detection assembly, a historical database is established to store the holographic data, and the slicing process of the holographic data is as follows:
acquiring holographic data of a transformer substation;
generating a time label according to the data generation time and binding the time label with the holographic data of the transformer substation;
the method comprises the steps of correlating transformer substation holographic data with a time tag with a preset keyword tag and storing the transformer substation holographic data with the time tag into a database;
and slicing and grouping are carried out according to the similarity of the holographic data of the transformer substation, the holographic data of the transformer substation in the same group is stored in a position for mapping, and the mapping information is updated to a time mark key information table.
7. The substation equipment fault holographic reconstruction system of claim 6, characterized in that: the server side includes:
the three-dimensional modeling module is configured to establish a three-dimensional model of the transformer substation, and measure points are configured in the three-dimensional model;
a data slicing module configured to store holographic data for a set time;
the information interaction module is configured to receive the fault checking request and send a holographic data display result;
the data loading module is configured to analyze the fault command in the request, load a three-dimensional data model of the corresponding fault by taking the fault ID as a key value, and load holographic data in a fault setting time period;
a fault diagnosis module configured to analyze the fault according to the holographic data;
and the holographic data display module is configured to render the three-dimensional data model according to the type of the holographic data and display the holographic data and the fault diagnosis result in a time dimension.
8. A computer-readable storage medium, comprising: a plurality of instructions stored therein, the instructions being adapted to be loaded by a processor of a terminal device and to perform a substation equipment fault holographic reconstruction method according to any of claims 1-5.
9. A terminal device is characterized in that: comprising a processor and a computer readable storage medium, the processor for implementing instructions; the computer readable storage medium is used for storing a plurality of instructions, the instructions are suitable for being loaded by a processor and executing the substation equipment fault holographic reconstruction method of any one of claims 1-5.
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| CN113471864A (en) * | 2021-06-11 | 2021-10-01 | 国网山东省电力公司金乡县供电公司 | Transformer substation secondary equipment field maintenance device and method |
| CN113452984B (en) * | 2021-06-30 | 2023-02-03 | 石家庄科林电气设备有限公司 | Real-time data, three-dimensional model and video combined display method in electric power operation and maintenance |
| CN114494575A (en) * | 2021-12-22 | 2022-05-13 | 深圳供电局有限公司 | Equipment abnormality detection method and device, computer equipment and storage medium |
| CN114475731A (en) * | 2021-12-29 | 2022-05-13 | 卡斯柯信号有限公司 | Signal equipment fault knowledge base system and implementation method thereof |
| CN116466689B (en) * | 2023-06-19 | 2023-09-05 | 广汽埃安新能源汽车股份有限公司 | Fault diagnosis method and device |
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