CN117811217A - Power grid digital fusion system, method, equipment and medium - Google Patents
Power grid digital fusion system, method, equipment and medium Download PDFInfo
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Abstract
The invention discloses a power grid digital fusion system, a method, equipment and a medium, wherein the system comprises the following components: the cloud platform module is used for issuing a data collection instruction, receiving power grid system data obtained based on the data collection instruction, and building a virtual power grid three-dimensional model according to the received power grid system data; the edge computing module is used for calling the intelligent terminal module according to the data collection instruction, collecting the power grid system data collected by the intelligent terminal module and reporting the collected power grid system data to the cloud platform module; the intelligent terminal module is used for responding to the call of the edge calculation module and collecting power grid system data; the data communication module is used for providing data transmission service among the cloud platform module, the edge calculation module and the intelligent terminal module; the invention can build the digital power grid model with high efficiency, high precision, high range and high intellectualization, and improves the functionality and the utilization rate of the digital power grid model in the actual operation and maintenance process.
Description
Technical Field
The invention relates to the technical field of digital platforms, in particular to a power grid digital fusion system, a method, equipment and a medium, which are applied to the field of power grids.
Background
At present, the digital twin transformer substation is an information technology system and a power grid information model based on digital identification, automatic perception, networking connection, general Hui Hua calculation, intelligent control and platform service, and the main principle is that the digital transformer substation corresponding to physical power grid matching is created in a digital space, so that the digitalization and virtualization of power grid elements, the real-time and visualization of power grid states, the coordination and the intellectualization of power grid management and the coordination interaction and parallel operation of the Internet of things of physical equipment in a power grid are realized.
However, the current digital twin transformer station only comprises a sensing layer, a network layer, a platform layer and an application layer, wherein physical equipment data are collected and summarized through the sensing layer and the network layer, a virtual transformer station three-dimensional model is built on the platform layer, the virtual three-dimensional model is monitored in real time through the application layer, the digital twin transformer station has single functionality, and the defects that:
firstly, the existing digital twin transformer substation only stacks data into a three-dimensional model, so that the data display is realized, but the analysis and the treatment of the data are not performed, the prediction of the running trend of equipment is not supported, and the auxiliary judgment of the running direction of a power grid system by power grid operation and maintenance personnel cannot be assisted;
Secondly, the existing digital twin transformer substation lacks an edge computing technology, so that the storage capacity and computing resources of a platform layer can be excessively occupied, and the running speed of a system is influenced;
thirdly, in the existing digital twin transformer substation, for loading of the three-dimensional model, the self computing hardware of the equipment is used, no special loading tool exists, if the model is large, loading clamping problem can be generated, and loading, operation and maintenance efficiency and operator experience are affected.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a power grid digital fusion system, a method, equipment and a medium, so as to solve the problems that a digital twin transformer substation only has a data display function and model loading occupies calculation resources in the prior art.
In order to solve the technical problems, the specific technical scheme of the invention is as follows:
in one aspect, the present invention provides a power grid digital fusion system comprising:
the system comprises a cloud platform module, a data communication module, an edge calculation module and an intelligent terminal module;
the cloud platform module is used for issuing a data collection instruction and receiving power grid system data obtained based on the data collection instruction; the cloud platform module builds a virtual power grid three-dimensional model according to the received power grid system data;
The edge calculation module is used for calling the intelligent terminal module according to the data collection instruction; the edge computing module is also used for collecting the power grid system data collected by the intelligent terminal module and reporting the collected power grid system data to the cloud platform module;
the intelligent terminal module is used for responding to the call of the edge calculation module and collecting the power grid system data;
the data communication module is used for providing data transmission service among the cloud platform module, the edge computing module and the intelligent terminal module.
As an improved scheme, the cloud platform module is constructed based on a fast loading three-dimensional engine;
the cloud platform module is further used for calling the rapid loading three-dimensional engine to render and load the virtual power grid three-dimensional model on the cloud.
As an improved solution, the cloud platform module includes: a digital integrated platform;
the virtual power grid three-dimensional model takes the digital integrated platform as a carrier;
the virtual power grid three-dimensional model comprises the following steps: the intelligent power transmission line inspection system comprises a primary equipment online monitoring system, a power distribution device, a relay protection device, a direct current system, a station power system, an auxiliary control system, a substation intelligent inspection system, a power transmission line intelligent inspection system, a power distribution line intelligent inspection system and a UWB accurate positioning system.
As an improved solution, the cloud platform module further includes: the system comprises a panoramic display unit, a data analysis unit, a defect early warning unit, a linkage unit, an asset management unit, a patrol unit, a prediction unit, an auxiliary decision unit, a visualization unit, a risk management and control unit and a holographic display unit;
the panoramic display unit is used for creating the virtual power grid three-dimensional model of panoramic visualization;
the data analysis unit is used for calling an AI analysis host and a visual recognition algorithm to perform defect analysis on the power grid system data so as to obtain related indexes of system defects;
the defect early warning unit is used for carrying out alarm processing on related indexes of the system defects;
the linkage unit is used for configuring a one-key sequential control system and establishing linkage functions among the primary equipment online monitoring system, the auxiliary control system, the intelligent substation inspection system, the intelligent transmission line inspection system, the intelligent distribution line inspection system and the one-key sequential control system;
the asset management unit is used for establishing an asset management platform and incorporating all equipment in the power grid system into the asset management platform;
The inspection unit is used for controlling the intelligent inspection system of the transformer substation, the intelligent inspection system of the power transmission line and the intelligent inspection system of the power distribution line to inspect the power grid system;
the prediction unit is used for carrying out fault prediction and life prediction on the power grid system data according to big data integration of the digital integrated platform, the AI analysis host and an edge calculation technology to generate a visual prediction curve;
the auxiliary decision unit is used for generating an operation state analysis report corresponding to the power grid system according to big data integration of the digital integrated platform, the AI analysis host, an edge calculation technology and the power grid system data;
the visualization unit is used for constructing visual power grid equipment on the virtual power grid three-dimensional model and simulating business operation on the virtual power grid three-dimensional model;
the risk management and control unit is used for monitoring the illegal behaviors of personnel in the power grid system by adopting a UWB accurate positioning system;
the holographic display unit is used for configuring a holographic projection sand table and a holographic wall of the digital integrated platform, and the holographic display unit displays the virtual power grid three-dimensional model based on the holographic projection sand table and the holographic wall.
As an improved solution, the intelligent terminal module includes: the device parameter sensor, the auxiliary control monitoring sensor, the intelligent inspection device and the UWB accurate positioning system;
the equipment parameter sensor is used for sensing performance parameters of equipment in the power grid system;
the auxiliary control monitoring sensor is used for sensing environmental parameters and security parameters of equipment in the power grid system;
the intelligent patrol equipment is used for carrying out video monitoring and image monitoring on equipment in the power grid system;
the UWB accurate positioning system is used for positioning the personnel track in the power grid system.
As an improvement, the edge calculation module includes: edge gateway, edge node, edge all-in-one machine and edge container;
the edge gateway, the edge node, the edge all-in-one machine and the edge container are used for calling the intelligent terminal module according to the data collection instruction under the mutual cooperation.
As an improvement, the data communication module includes: one or more of a 4G/5G network, an optical private network, a virtual private network, an electric wireless private network, a local area network and a Beidou/GPS network.
On the other hand, the invention also provides a power grid digital fusion method, which comprises the following steps:
issuing a data collection instruction;
collecting power grid system data according to the data collection instruction;
collecting the collected power grid system data;
according to the collected power grid system and (5) constructing a virtual power grid three-dimensional model by the data.
In another aspect, the present invention also provides a computer readable storage medium, on which a computer program is stored, which when executed by a processor, implements the steps of the grid digital fusion method.
In another aspect, the present invention further provides a computer device, where the computer device includes a processor, a communication interface, a memory, and a communication bus, where the processor, the communication interface, and the memory complete communication with each other through the communication bus; wherein:
the memory is used for storing a computer program;
the processor is configured to execute the steps of the grid digital fusion method by running a program stored on the memory.
The technical scheme of the invention has the beneficial effects that:
the digital integration system of the power grid can realize the construction of a digital power grid model of a real and restored physical power grid, can comprehensively sense the running state of the power grid, monitors the running process of the power grid without dead angles, realizes the intelligent analysis of the power grid data based on an edge computing technology, carries out intelligent prediction of running trend and tide, and assists operation and maintenance personnel to carry out operation and maintenance decision; the invention also realizes the intelligent display of the three-dimensional space structure and information of the power grid system, can simulate the business process and make intelligent prediction and treatment under emergency conditions, and can help operation and maintenance personnel to trace or locate faults more quickly; the invention also carries out the rapid loading of the three-dimensional model based on the three-dimensional rapid loading engine, does not occupy the computing resource of local equipment, ensures the rapid loading efficiency and is beneficial to the improvement of the operation and maintenance efficiency; in conclusion, the invention builds the digital power grid model with high efficiency, high precision, high range and high intellectualization, improves the functionality and the utilization rate of the digital power grid model in the actual operation and maintenance process, ensures that the digital power grid model really helps operation and maintenance personnel predict and solve the actual operation and maintenance problem, and has higher application value.
The digital power grid fusion method can construct a digital power grid model of a real and restored physical power grid, can comprehensively sense the running state of the power grid, monitors the running process of the power grid without dead angles, realizes intelligent analysis of power grid data based on an edge computing technology, performs intelligent prediction of running trend and tide, and assists operation and maintenance personnel to make operation and maintenance decisions; the invention also realizes the intelligent display of the three-dimensional space structure and information of the power grid system, can simulate the business process and make intelligent prediction and treatment under emergency conditions, and can help operation and maintenance personnel to trace or locate faults more quickly; the invention also carries out the rapid loading of the three-dimensional model based on the three-dimensional rapid loading engine, does not occupy the computing resource of local equipment, ensures the rapid loading efficiency and is beneficial to the improvement of the operation and maintenance efficiency; in conclusion, the invention builds the digital power grid model with high efficiency, high precision, high range and high intellectualization, improves the functionality and the utilization rate of the digital power grid model in the actual operation and maintenance process, ensures that the digital power grid model really helps operation and maintenance personnel predict and solve the actual operation and maintenance problem, and has higher application value.
The computer readable storage medium can realize the coordination of the guiding cloud platform module, the data communication module, the edge calculation module and the intelligent terminal module, so as to realize the power grid digital fusion method, and the computer readable storage medium can also effectively improve the operability of the power grid digital fusion method.
The computer equipment can realize the storage and execution of the computer readable storage medium, thereby realizing the power grid digital fusion method.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic architecture diagram of a digital convergence system of a power grid according to embodiment 1 of the present invention;
fig. 2 is a schematic diagram of a logic architecture of the electric network digital convergence system according to embodiment 1 of the present invention;
Fig. 3 is a schematic diagram of an intelligent linkage flow of a one-key sequential control system in the electric network digital fusion system according to embodiment 1 of the present invention;
fig. 4 is a schematic flow chart of a power grid digital fusion method according to embodiment 2 of the present invention;
FIG. 5 is a schematic diagram of a computer device according to embodiment 4 of the present invention;
the labels in the drawings are illustrated as follows:
1501. a processor; 1502. a communication interface; 1503. a memory; 1504. a communication bus.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
In the description of the present invention, it should be noted that the described embodiments of the present invention are some, but not all embodiments of the present invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The terms first, second and the like in the description and in the claims and in the above-described figures, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments described herein may be capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, apparatus, article, or device that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or device.
Example 1
The embodiment provides a power grid digital fusion system, as shown in fig. 1-3, including:
as one implementation mode of the invention, the system is mainly divided into four large modules, namely a cloud platform module (which can be simply called as 'cloud'), a data communication module (which can be simply called as 'pipe'), an edge calculation module (which can be simply called as 'edge') and an intelligent terminal module (which can be simply called as 'end'), through the cooperation of the four modules, the comprehensive perception of the running state of the power grid is realized, the whole monitoring of the running process of the power grid is realized, the comprehensive analysis of the running data of the power grid is realized, the intelligent prediction of the trend of the equipment state of the power grid is realized, an accurate auxiliary decision scheme is provided for the operation and maintenance personnel based on the intelligent perception, the rapid and visual loading of the on-line digital power grid system based on a three-dimensional model is finally realized, the visual display of various data is realized, and the operation and maintenance personnel can rapidly locate and process the equipment faults and other problems in the power grid system conveniently;
as an implementation mode of the invention, the cloud platform module is mainly used for analyzing and processing the collected power grid data information, and further carrying out three-dimensional display on a power grid system; the data communication module is mainly used for providing a data transmission channel for each module to realize effective data transmission; the edge computing module is mainly used for controlling the intelligent terminal module to collect data of the entity power grid system according to the data collection instruction of the cloud platform module and collecting the collected data; the intelligent terminal module is mainly used for collecting the state and data of each entity module in the power grid system according to the control of the edge calculation module;
As one embodiment of the present invention, a data communication module includes: one or more of a 4G/5G network, an optical fiber private network, a virtual private network, an electric power wireless private network, a local area network and a Beidou/GPS network supports wired communication or wireless communication, so that a data transmission channel with high reliability, high safety and high bandwidth is provided for the Internet of things of electric power equipment in a power grid system;
as one embodiment of the present invention, an edge calculation module includes: edge gateway, edge node, edge all-in-one machine and edge container; based on the cooperation of the edge gateway, the edge node, the edge integrated machine and the edge container, the intelligent terminal module is controlled to comprehensively collect various data in the power grid system according to the command of the cloud platform module, and the collected data are collected for being transmitted to the cloud platform module to build a three-dimensional model, so that the function of going up and down is achieved;
as an embodiment of the present invention, an intelligent terminal module includes: the system comprises a plurality of types of sensors of the Internet of things and intelligent monitoring equipment, wherein the sensors and the equipment are mainly arranged on various equipment accessories of a power grid system, so that the operation state and the operation environment of nearby equipment are acquired by digital data, and the acquired data are uploaded to an edge computing module and then are collected by the edge computing module;
In this module, the sensor comprises: a device parameter sensor and an auxiliary control monitoring sensor; the equipment parameter sensor is mainly used for sensing performance parameters of equipment in a power grid system (such as a high-voltage switch auxiliary node, an iron core grounding current sensor, a partial discharge monitoring sensor and the like); the auxiliary control monitoring sensor is mainly used for sensing equipment environment parameters, security parameters and the like, for example: a temperature and humidity sensor is adopted to monitor temperature and humidity information in the environment where the power grid equipment is located;
in this module, the monitoring device includes: the hardware equipment is used for monitoring video and images of equipment in the power grid system;
in this module, the monitoring device further includes: the UWB accurate positioning system is used for accurately positioning the personnel track in the power grid system;
in the module, the intelligent terminal module mainly adopts a standardized sensing technology and network interfaces and communication protocols required by a power grid system to comprehensively sense the state and environment of power grid equipment;
as an implementation mode of the invention, the cloud platform module is the module with the most architecture and function integration in the system, and is constructed based on a digital platform in the power industry and a reliable three-dimensional engine of equipment; in the embodiment, the cloud platform module uses a fast loading three-dimensional engine, adopts a cloud-based model rendering logic, does not occupy the GPU memory of main equipment, reduces the equipment resource utilization rate and the equipment hardware requirement, enables a computer with common/basic configuration to fast load the three-dimensional model, and improves the universality of the system;
In the module, the data communication module is adopted to acquire the data acquired by the intelligent terminal module collected by the edge calculation module, so that the data interaction between the upper layer module and the lower layer module is realized, the comprehensive perception of the running states and the data of equipment such as electricity, power transformation and power distribution in a power grid system is realized through the collected data uploaded by the data communication module, the monitoring of the spatial position of the power grid equipment is realized based on the monitoring data, and the spatial structure of the power grid equipment is displayed in three dimensions based on a three-dimensional model;
in this module, mainly including: the cloud platform module takes the digital integrated platform as a carrier, and according to the collected data, a three-dimensional twin model with a primary equipment on-line monitoring system, a power distribution device, a relay protection device, a direct current system, a station power system, an auxiliary control system, a substation intelligent inspection system, a transmission line intelligent inspection system, a distribution line intelligent inspection system, a UWB accurate positioning system and other systems is integrally built, so that three-dimensional display of a power grid system is realized; for each system, the digital integrated platform has targeted construction content and three-dimensional model twinning degree (namely various functional specification requirements which can be associatively realized), and the method is specifically as follows:
A. Regarding the primary device on-line monitoring system:
the construction content comprises:
and on-line monitoring of primary equipment such as a main transformer, a breaker switch, an isolating switch, a bus, a lightning arrester, a voltage transformer, a current transformer and the like is carried out, so that on-line monitoring information of the equipment is obtained.
A three-dimensional model twinning degree comprising:
1. configuring a reasonable data model to realize the prediction of different running conditions/trends in the running of the equipment (for example, configuring the model to correctly reflect the trend of voltage, current and power factor in the running, configuring the model to correctly show the change of the equipment temperature along with the load and the environmental temperature in the running, configuring the model to display the remote signaling deflection and protection actions of the equipment, configuring the model to correctly show the influence of the input or the withdrawal of a cooling system on the equipment temperature in the running, configuring the model to correctly show the excitation surge current when an on-load transformer is switched on in the running, and configuring the model to correctly reflect the running working conditions and the power flow of various electrical equipment under the normal and accident conditions);
2. the configuration model effectively judges and prompts the feedback condition of the operation instruction (for example, when an operator sends the operation instruction, the related equipment has correct response, if the sent operation instruction is wrong, the operation is locked and prompts the error according to a five-prevention rule, after the unlocking, the operation is effective and correctly reflects various consequences of the misoperation, and intelligent prompt is realized):
3. And (3) configuring a model to perform inspection on the equipment loop and the main components.
B. Regarding the relay protection device:
the construction content comprises:
relay protection and automatic device;
for example: protection and device according to fixed value action and protection and device according to logic action.
A three-dimensional model twinning degree comprising:
1. configuring protection and a device which act according to a fixed value, and setting the protection action of the protection and device to take load flow calculation, short circuit current and setting calculated values as the basis;
2. configuring protection and device according to logic action, and setting protection action to judge according to logic;
3. configuring relay protection and automatic devices, and setting the action characteristics, the resetting characteristics and the time characteristics of the relay protection and automatic devices to be consistent with those of an actual device; when faults or equipment abnormality occur, a protection device is arranged for correctly reflecting the action selectivity and considering the protection coordination of adjacent elements;
4. setting values and action mechanisms of each set of protection are configured to be consistent with the actual site; the method comprises the steps of configuring functional items such as operation, start-stop switching, constant value adjustment, signal indication, signal resetting, action reporting and an operation interface of a relay protection or automatic device to be consistent with an actual device;
5. Configuring hardware items such as operation fuses, small switches, pressing plates, terminals, keyboards, buttons and the like of relay protection or automatic devices to be consistent with the actual devices;
6. when the protection device is out of operation (the operation fuse or the pressing plate is not put into operation), a fault occurs, and the protection device is set to be inactive (refused to operate);
7. in normal, abnormal or accident situations, the signals, the card drop, the meter and the liquid crystal display of the set protection device are consistent with the actual site.
C. Regarding the direct current system:
the construction content comprises:
the device comprises a direct current screen, a silicon rectifying screen, a direct current storage battery, a high-frequency switching power supply, silicon controlled rectifier, charging equipment and a direct current insulation monitoring device.
A degree of twinning of a three-dimensional model, comprising:
1. the operation characteristics of the high-frequency switching power supply, the silicon controlled rectifier and the floating charging equipment are configured to be the same as those of the actual equipment (for example, the operation switching can be performed, and the operation modes of charging and floating charging of the storage battery pack are simulated);
2. the voltage of the direct current bus is supported to be regulated, the storage battery is charged and discharged or the circuit breaker and the switch are switched on, and the like, so that the meter is displayed correctly, and the running condition of the direct current system is supported to be reflected;
3. when a direct current system fault (a direct current loop is broken, direct current is grounded and the like) is set, the meter indication of the insulation monitoring device is correct;
4. The DC control screen panel is configured to simulate by adopting animation, and simulation contents include but are not limited to: an instrument on the disk surface, an optical character signal, a change-over switch and the like.
D. Regarding the station power system:
the construction content comprises:
station transformers, station electrical systems, buses (including but not limited to a wire outlet switch, a cooling power supply system of a main transformer, and the like), a sectional switch spare power automatic switching function, a main control room light signal control function, and the like;
a degree of twinning of a three-dimensional model, comprising:
1. supporting and accurately reflecting the electromagnetic relation of the station transformer;
2. setting parallel operation of transformers, bus voltage fluctuation and load distribution to meet practical conditions;
3. the operation and the switching of the station power system accord with the actual field situation, and the functions of simulating the system faults, bus voltage loss, automatic standby power supply input and the like are supported.
E. Regarding the auxiliary control system:
the construction content comprises:
the fire control system, the security system and the dynamic ring system;
a degree of twinning of a three-dimensional model, comprising:
1. the intelligent analysis is supported according to the information acquired by the sensor, a corresponding accident threshold value is preset, and an alarm is given when the accident threshold value is reached;
2. Setting an alarm position to intuitively embody on the three-dimensional model, supporting automatic video calling for confirmation, supporting automatic control equipment for accident handling, and supporting scenes before and after an accident;
for example: when water is accumulated in the transformer substation, the correct alarm position is displayed on the three-dimensional model according to the uploading data of the water logging sensor, meanwhile, the linkage video function confirms, and the water pump is automatically controlled to pump water after confirmation, so that the water accumulation problem is solved; the operation can accurately simulate the scene that the substation is ponding and then alarms, and the water pump is automatically controlled to drain water.
F. Regarding the substation intelligent patrol system:
the construction content comprises:
intelligent inspection system of substation robot and industrial video inspection system;
a degree of twinning of a three-dimensional model, comprising:
1. setting the ratio between the three-dimensional model and the field actual equipment to be 1:1;
2. for each device on site, establishing a corresponding data tag and ledger information;
3. correlating sensor information of the primary equipment online monitoring system to an equipment three-dimensional model;
4. and associating the intelligent inspection system of the transformer substation robot and the industrial video inspection system to an equipment model, and configuring the equipment model to respond to clicking operation to call the robot and the industrial video inspection system for automatic inspection.
G. Regarding the intelligent patrol system of the power transmission line:
the construction content comprises:
unmanned aerial vehicle intelligent inspection system and transmission line visualization system;
a degree of twinning of a three-dimensional model, comprising:
1. the unmanned aerial vehicle intelligent inspection system and the transmission line visualization system are used as construction tools, the unmanned aerial vehicle is called to establish models of the transmission line and the tower, and line defects are intuitively displayed on the three-dimensional model;
2. based on the two systems, the distance, the area and the volume data are accurately measured, and the working conditions of tree growth, icing, windage yaw and the like in an actual environment are simulated;
3. and establishing equipment account information management, and realizing fine management on equipment.
H. Intelligent tour system for distribution lines:
the construction content comprises:
unmanned aerial vehicle intelligent patrol system and power distribution station house monitoring system;
a degree of twinning of a three-dimensional model, comprising:
1. establishing a three-dimensional model of a distribution cable by using an unmanned aerial vehicle, accessing the running data such as the standing account data of the cable and the channel and the remote signaling, remote measuring and the like of a power distribution station room in the established three-dimensional model, ensuring real-time butt joint, ensuring real-time updating of the three-dimensional model data, and further realizing higher authenticity;
2. after the three-dimensional model is accessed to the two remote data, calling the three-dimensional model to reflect the running condition of the equipment body in real time, and calling hardware modules such as an instrument, an indicator lamp and the like to display index data;
3. Configuring a corresponding interface at a system end, supporting the synchronization of video data to corresponding equipment data, setting corresponding equipment to display corresponding video content under the clicking of an operator, and further realizing the real-time retrieval and viewing of the video content;
4. a threshold setting function of an operation index is configured, a corresponding safety value is preset, and after the data exceeds the safety value, a corresponding equipment model is called to perform early warning in time;
5. the fault point can be set at any position of the line, and the calling system displays the fault range caused by the fault point and simulates the power failure range caused by the fault.
I. Regarding UWB accurate positioning systems:
the construction content comprises:
the UWB accurate positioning system is integrated with the three-dimensional model;
a degree of twinning of a three-dimensional model, comprising:
1. a UWB positioning tag and a positioning base station are adopted to accurately position personnel in a power grid; constructing corresponding personnel tracks through the positioning information, and displaying the personnel tracks in a three-dimensional model;
2. and the personnel in the power grid can be monitored in real time by calling the video monitoring of the three-dimensional model.
As an embodiment of the present invention, in the digital integrated platform, the above systems are integrated, and based on the cooperation of different system logics, the following functions are realized:
In a first aspect, a 3D panorama display:
because the digital integrated platform is based on a fast-loading three-dimensional model engine, the actual/physical model of the equipment can be restored 1:1, and second-level loading is realized; based on the data associated with the model, building a corresponding data tag, wherein the data tag can penetrate through a webpage, so that real-time panoramic display of equipment conditions/information is realized;
in a second aspect, intelligent analysis:
presetting an AI analysis host and a visual recognition algorithm, and automatically analyzing the acquired data based on the AI analysis host and the visual recognition algorithm to detect system defects (namely, related indexes of the system defects);
in a third aspect, defect pre-warning:
through the intelligent analysis, the automatic alarm is carried out aiming at the discovered defects, corresponding voice prompt logic is preset, and the inspection video playback is supported, so that the defect cause can be traced;
fourth aspect, intelligent linkage:
configuring a one-key sequential control system, and arranging a security system, a fire protection system, an auxiliary control system, an unmanned aerial vehicle inspection system, a robot intelligent inspection system, an area remote intelligent inspection system, an equipment online monitoring system and the one-key sequential control system to carry out intelligent linkage so as to support the inspection by calling related systems according to data information; as shown in fig. 3, an intelligent linkage flow diagram of the one-key sequential control system;
Fifth aspect, asset management:
in the embodiment, an asset management platform is established, all devices are brought into the asset management platform, the account information of each device is established, and the power grid asset is comprehensively managed and controlled;
in a sixth aspect, automatic inspection:
setting to carry out inspection according to the inspection task or setting to carry out automatic inspection according to the environmental data; generating a corresponding inspection report after the inspection in the power grid system is finished;
in a seventh aspect, the accurate prediction:
based on technologies such as big data integration, an AI analysis host, edge calculation and the like in the digital integrated platform, performing fault prediction and life prediction on equipment in a power grid system according to the acquired data, generating a prediction curve, and performing corresponding display on the digital integrated platform;
eighth aspect, an auxiliary decision:
based on technologies such as big data integration, an AI analysis host, edge calculation and the like in the digital integrated platform, an operation state analysis report for a power grid system is generated according to the acquired data, operation and maintenance personnel are assisted to make operation and maintenance decisions, and corresponding data basis is provided;
in a ninth aspect, the device status is panoramic visual and the business operations are all online:
based on the digital integrated platform, an actual model of the three-dimensional structure of the equipment is constructed according to the acquired data, and the panoramic visualization of the equipment condition is realized by matching with the data tag and real-time operation data; because the data in the digital integrated platform has real-time performance, the simulation function is supported at the same time, and the whole online business operation in the power grid system is conveniently realized;
Tenth, production risk is comprehensively controlled:
based on UWB accurate positioning technology, a positioning label and a positioning base station are adopted, and real-time dynamic roll calling is carried out in a management and control area without being limited by indoor or outdoor environment; the method comprises the steps that based on the fact that the positioning error of a positioning tag and a positioning base station is smaller than 30cm, detailed list display is conducted on personnel in an area through roll calling, tracking and locking are conducted on the personnel in the area through linkage video inspection, and further illegal behaviors of the personnel are timely found out and warned and restrained; in addition, based on a three-dimensional engine technology, the electric power work is simulated, and based on the simulation, the working dangerous points are searched, so that intelligent billing and reminding are realized;
eleventh aspect, training demonstrates holographic representation:
presetting the functions of a holographic projection sand table and a holographic wall of a digital integrated platform, and realizing more visual model display based on the holographic projection sand table and the holographic wall; the operation and maintenance personnel can enhance the visual effect and improve the scene simulation authenticity through the operation of wearing 3D glasses.
Example 2
The present embodiment provides a power grid digital fusion method based on the same inventive concept as that of the power grid digital fusion system described in embodiment 1, as shown in fig. 4, including the steps of:
S100, issuing a data collection instruction;
s200, collecting power grid system data according to the data collection instruction;
as an embodiment of the present invention, step S200 specifically further includes: sensing performance parameters of equipment in the power grid system; sensing environmental parameters and security parameters of equipment in the power grid system; video monitoring and image monitoring are carried out on equipment in the power grid system; and positioning the personnel track in the power grid system.
S300, collecting the collected power grid system data;
s400, building a virtual power grid three-dimensional model according to the collected power grid system data.
As an embodiment of the present invention, step S400 specifically further includes: calling a rapid loading three-dimensional engine to render and load the virtual power grid three-dimensional model in the cloud;
as an embodiment of the present invention, the three-dimensional model of the virtual power grid specifically includes the following models: the intelligent power transmission line inspection system comprises a primary equipment online monitoring system, a power distribution device, a relay protection device, a direct current system, a station power system, an auxiliary control system, a substation intelligent inspection system, a power transmission line intelligent inspection system, a power distribution line intelligent inspection system and a UWB accurate positioning system.
As an implementation mode of the invention, the virtual power grid three-dimensional model also comprises the following functional operations:
1. creating a panoramic visualization virtual power grid three-dimensional model;
2. invoking an AI analysis host and a visual recognition algorithm to perform defect analysis on the power grid system data to obtain system defects; alarming the system defect;
3. configuring a one-key sequential control system, and establishing linkage functions among the primary equipment online monitoring system, the auxiliary control system, the intelligent substation inspection system, the intelligent transmission line inspection system, the intelligent distribution line inspection system and the one-key sequential control system;
4. establishing an asset management platform, and incorporating all equipment in a power grid system into the asset management platform;
5. controlling the intelligent substation inspection system, the intelligent transmission line inspection system and the intelligent distribution line inspection system to inspect the power grid system;
6. performing fault prediction and life prediction on the power grid system data according to big data integration of the digital integrated platform, the AI analysis host and an edge computing technology to generate a visual prediction curve;
7. Generating an operation state analysis report corresponding to the power grid system according to big data integration of the digital integrated platform, the AI analysis host, an edge calculation technology and the power grid system data;
8. constructing visual power grid equipment on the virtual power grid three-dimensional model and simulating service operation on the virtual power grid three-dimensional model;
9. monitoring the illegal behaviors of personnel in the power grid system by adopting a UWB accurate positioning system;
10. and configuring a holographic projection sand table and a holographic wall for the digital integrated platform, and displaying the virtual power grid three-dimensional model based on the holographic projection sand table and the holographic wall.
Example 3
The present embodiment provides a computer-readable storage medium including:
the storage medium is used for storing computer software instructions for implementing the grid digital fusion method described in the embodiment 2, and the computer software instructions include a program for executing the program set for the grid digital fusion method; specifically, the executable program may be built in the grid digital fusion system described in embodiment 1, so that the grid digital fusion system may implement the grid digital fusion method described in embodiment 2 by executing the built-in executable program.
Further, the computer readable storage medium provided in the present embodiment may be any combination of one or more readable storage media, where the readable storage media includes an electric, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination thereof.
Example 4
The present embodiment provides an electronic device, as shown in fig. 5, which may include: the device comprises a processor 1501, a communication interface 1502, a memory 1503 and a communication bus 1504, wherein the processor 1501, the communication interface 1502 and the memory 1503 are in communication with each other through the communication bus 1504.
A memory 1503 for storing a computer program;
the processor 1501 is configured to execute the computer program stored in the memory 1503 to implement the steps of the grid digital fusion method described in the foregoing embodiment 1.
As an embodiment of the present invention, the communication bus mentioned by the above-mentioned terminal may be a peripheral component interconnect standard (Peripheral Component Interconnect, abbreviated as PCI) bus or an extended industry standard architecture (Extended Industry Standard Architecture, abbreviated as EISA) bus, or the like. The communication bus may be classified as an address bus, a data bus, a control bus, or the like. For ease of illustration, only one thick line is shown in fig. 5, but not only one bus or one type of bus.
As an embodiment of the present invention, a communication interface is used for communication between the terminal and other devices.
As an embodiment of the present invention, the memory may include a random access memory (Random Access Memory, abbreviated as RAM) or may include a non-volatile memory (non-volatile memory), such as at least one disk memory. Optionally, the memory may also be at least one memory device located remotely from the aforementioned processor.
As an embodiment of the present invention, the above-mentioned processor may be a general-purpose processor, including a central processing unit (Central Processing Unit, abbreviated as CPU), a network processor (Network Processor, abbreviated as NP), and the like; but also digital signal processors (Digital Signal Processing, DSP for short), application specific integrated circuits (Application Specific Integrated Circuit, ASIC for short), field-programmable gate arrays (Field-Programmable Gate Array, FPGA for short) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components.
Compared with the prior art, the digital power grid fusion system, the digital power grid fusion method, the digital power grid fusion equipment and the digital power grid fusion medium are adopted, a digital power grid model of a real and restored physical power grid can be constructed, the running state of the power grid can be comprehensively perceived, dead angle-free monitoring is carried out on the running process of the power grid, intelligent analysis of power grid data is realized based on an edge computing technology, intelligent prediction of running trend and tide is carried out, and operation and maintenance decision is carried out by assisting operation and maintenance personnel; the invention also realizes the intelligent display of the three-dimensional space structure and information of the power grid system, can simulate the business process and make intelligent prediction and treatment under emergency conditions, and can help operation and maintenance personnel to trace or locate faults more quickly; the invention also carries out the rapid loading of the three-dimensional model based on the three-dimensional rapid loading engine, does not occupy the computing resource of local equipment, ensures the rapid loading efficiency and is beneficial to the improvement of the operation and maintenance efficiency; in conclusion, the invention builds the digital power grid model with high efficiency, high precision, high range and high intellectualization, improves the functionality and the utilization rate of the digital power grid model in the actual operation and maintenance process, ensures that the digital power grid model really helps operation and maintenance personnel predict and solve the actual operation and maintenance problem, and has higher application value.
It should be understood that, in the various embodiments herein, the sequence number of each process described above does not mean the sequence of execution, and the execution sequence of each process should be determined by its functions and internal logic, and should not constitute any limitation on the implementation process of the embodiments herein.
It should also be understood that in embodiments herein, the term "and/or" is merely one relationship that describes an associated object, meaning that three relationships may exist. For example, a and/or B may represent: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.
Those of ordinary skill in the art will appreciate that the elements and algorithm steps described in connection with the embodiments disclosed herein may be embodied in electronic hardware, in computer software, or in a combination of the two, and that the elements and steps of the examples have been generally described in terms of function in the foregoing description to clearly illustrate the interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present disclosure.
It will be clear to those skilled in the art that, for convenience and brevity of description, specific working procedures of the above-described systems, apparatuses and units may refer to corresponding procedures in the foregoing method embodiments, and are not repeated herein.
In the several embodiments provided herein, it should be understood that the disclosed systems, devices, and methods may be implemented in other ways. For example, the apparatus embodiments described above are merely illustrative, e.g., the division of the units is merely a logical function division, and there may be additional divisions when actually implemented, e.g., multiple units or components may be combined or integrated into another system, or some features may be omitted or not performed. In addition, the coupling or direct coupling or communication connection shown or discussed with each other may be an indirect coupling or communication connection via some interfaces, devices, or elements, or may be an electrical, mechanical, or other form of connection.
The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the elements may be selected according to actual needs to achieve the objectives of the embodiments herein.
In addition, each functional unit in the embodiments herein may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units may be implemented in hardware or in software functional units.
The integrated units, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a computer readable storage medium. Based on such understanding, the technical solutions herein are essentially or portions contributing to the prior art, or all or portions of the technical solutions may be embodied in the form of a software product stored in a storage medium, including several instructions to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the methods described in the embodiments herein. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a random access Memory (RAM, random Access Memory), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (10)
1. A power grid digital fusion system, comprising: the system comprises a cloud platform module, a data communication module, an edge calculation module and an intelligent terminal module;
the cloud platform module is used for issuing a data collection instruction and receiving power grid system data obtained based on the data collection instruction; the cloud platform module builds a virtual power grid three-dimensional model according to the received power grid system data;
the edge calculation module is used for calling the intelligent terminal module according to the data collection instruction; the edge computing module is also used for collecting the power grid system data collected by the intelligent terminal module and reporting the collected power grid system data to the cloud platform module;
the intelligent terminal module is used for responding to the call of the edge calculation module and collecting the power grid system data;
The data communication module is used for providing data transmission service among the cloud platform module, the edge computing module and the intelligent terminal module.
2. A grid digital fusion system according to claim 1, wherein:
the cloud platform module is constructed based on a rapid loading three-dimensional engine;
the cloud platform module is further used for calling the rapid loading three-dimensional engine to render and load the virtual power grid three-dimensional model on the cloud.
3. A grid digital fusion system according to claim 1, wherein:
the cloud platform module comprises: a digital integrated platform;
the virtual power grid three-dimensional model takes the digital integrated platform as a carrier;
the virtual power grid three-dimensional model comprises the following steps: the intelligent power transmission line inspection system comprises a primary equipment online monitoring system, a power distribution device, a relay protection device, a direct current system, a station power system, an auxiliary control system, a substation intelligent inspection system, a power transmission line intelligent inspection system, a power distribution line intelligent inspection system and a UWB accurate positioning system.
4. A grid digital fusion system according to claim 3, characterized in that:
the cloud platform module further comprises: the system comprises a panoramic display unit, a data analysis unit, a defect early warning unit, a linkage unit, an asset management unit, a patrol unit, a prediction unit, an auxiliary decision unit, a visualization unit, a risk management and control unit and a holographic display unit;
The panoramic display unit is used for creating the virtual power grid three-dimensional model of panoramic visualization;
the data analysis unit is used for calling an AI analysis host and a visual recognition algorithm to perform defect analysis on the power grid system data so as to obtain related indexes of system defects;
the defect early warning unit is used for carrying out alarm processing on related indexes of the system defects;
the linkage unit is used for configuring a one-key sequential control system and establishing linkage functions among the primary equipment online monitoring system, the auxiliary control system, the intelligent substation inspection system, the intelligent transmission line inspection system, the intelligent distribution line inspection system and the one-key sequential control system;
the asset management unit is used for establishing an asset management platform and incorporating all equipment in the power grid system into the asset management platform;
the inspection unit is used for controlling the intelligent inspection system of the transformer substation, the intelligent inspection system of the power transmission line and the intelligent inspection system of the power distribution line to inspect the power grid system;
the prediction unit is used for carrying out fault prediction and life prediction on the power grid system data according to big data integration of the digital integrated platform, the AI analysis host and an edge calculation technology to generate a visual prediction curve;
The auxiliary decision unit is used for generating an operation state analysis report corresponding to the power grid system according to big data integration of the digital integrated platform, the AI analysis host, an edge calculation technology and the power grid system data;
the visualization unit is used for constructing visual power grid equipment on the virtual power grid three-dimensional model and simulating business operation on the virtual power grid three-dimensional model;
the risk management and control unit is used for monitoring the illegal behaviors of personnel in the power grid system by adopting a UWB accurate positioning system;
the holographic display unit is used for configuring a holographic projection sand table and a holographic wall of the digital integrated platform, and the holographic display unit displays the virtual power grid three-dimensional model based on the holographic projection sand table and the holographic wall.
5. A grid digital fusion system according to claim 1, wherein:
the intelligent terminal module includes: the device parameter sensor, the auxiliary control monitoring sensor, the intelligent inspection device and the UWB accurate positioning system;
the equipment parameter sensor is used for sensing performance parameters of equipment in the power grid system;
the auxiliary control monitoring sensor is used for sensing environmental parameters and security parameters of equipment in the power grid system;
The intelligent patrol equipment is used for carrying out video monitoring and image monitoring on equipment in the power grid system;
the UWB accurate positioning system is used for positioning the personnel track in the power grid system.
6. A grid digital fusion system according to claim 1, wherein:
the edge calculation module comprises: edge gateway, edge node, edge all-in-one machine and edge container;
the edge gateway, the edge node, the edge all-in-one machine and the edge container are used for calling the intelligent terminal module according to the data collection instruction under the mutual cooperation.
7. A grid digital fusion system according to claim 1, wherein:
the data communication module comprises: one or more of a 4G/5G network, an optical private network, a virtual private network, an electric wireless private network, a local area network and a Beidou/GPS network.
8. The power grid digital fusion method is characterized by comprising the following steps of:
issuing a data collection instruction;
collecting power grid system data according to the data collection instruction;
collecting the collected power grid system data;
and building a virtual power grid three-dimensional model according to the collected power grid system data.
9. A computer readable storage medium, characterized in that the computer readable storage medium has stored thereon a computer program which, when executed by a processor, implements the steps of the grid digital fusion method of claim 8.
10. A computer device comprising a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface, the memory complete communication with each other through the communication bus; wherein:
the memory is used for storing a computer program;
the processor is configured to execute the steps of the grid digital fusion method of claim 8 by executing a program stored on the memory.
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