CN111917176A - Lightning information system of 35kV power transmission line and analysis method thereof - Google Patents
Lightning information system of 35kV power transmission line and analysis method thereof Download PDFInfo
- Publication number
- CN111917176A CN111917176A CN202010486795.7A CN202010486795A CN111917176A CN 111917176 A CN111917176 A CN 111917176A CN 202010486795 A CN202010486795 A CN 202010486795A CN 111917176 A CN111917176 A CN 111917176A
- Authority
- CN
- China
- Prior art keywords
- lightning
- line
- information
- module
- thunder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 46
- 238000004458 analytical method Methods 0.000 title claims abstract description 21
- 208000025274 Lightning injury Diseases 0.000 claims abstract description 33
- 238000010586 diagram Methods 0.000 claims abstract description 22
- 238000007619 statistical method Methods 0.000 claims abstract description 15
- 230000008676 import Effects 0.000 claims abstract description 13
- 238000012502 risk assessment Methods 0.000 claims abstract description 11
- 238000004364 calculation method Methods 0.000 claims description 14
- 230000000694 effects Effects 0.000 claims description 12
- 238000012423 maintenance Methods 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 230000001960 triggered effect Effects 0.000 claims description 7
- 230000004048 modification Effects 0.000 claims description 6
- 238000012986 modification Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 3
- 238000011156 evaluation Methods 0.000 claims description 3
- 230000006698 induction Effects 0.000 claims description 3
- 230000003993 interaction Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000012163 sequencing technique Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 2
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 abstract description 2
- 230000004044 response Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
- G06Q50/06—Energy or water supply
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Landscapes
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Economics (AREA)
- Power Engineering (AREA)
- Databases & Information Systems (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Water Supply & Treatment (AREA)
- Tourism & Hospitality (AREA)
- Primary Health Care (AREA)
- General Business, Economics & Management (AREA)
- Marketing (AREA)
- Human Resources & Organizations (AREA)
- Strategic Management (AREA)
- Remote Sensing (AREA)
- Data Mining & Analysis (AREA)
- General Engineering & Computer Science (AREA)
- Public Health (AREA)
- Human Computer Interaction (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention discloses a lightning information system of a 35kV power transmission line and an analysis method thereof, and relates to the technical field of lightning information service of power systems. A data layer of the system receives the input power transmission line, tower position and lightning sample data and stores the analyzed data; the service layer connects the GIS system with the Tomcat server through an interface program and classifies and analyzes data of the data layer to obtain a circuit diagram, a pole tower diagram, a thunder area diagram and a space diagram; the front-end application layer conducts line import, thunder and lightning information inquiry, line display, thunder and lightning parameter statistical analysis, lightning fault rapid positioning, line thunder and lightning risk assessment and the like. Through inserting GIS geographic information system, combine thunder and lightning information, application statistical analysis realizes circuit show, thunder and lightning information inquiry, thunder and lightning risk aassessment, and real-time thunder and lightning is kept watch on simultaneously, the lightning stroke trouble is fixed a position fast, for 35kV transmission line provides basic thunder and lightning parameter, guides circuit construction, fortune dimension to overhaul, reduces thunderbolt power off time and power failure economic loss by a wide margin.
Description
Technical Field
The invention relates to the technical field of lightning information service of a power system, in particular to a lightning information system of a 35kV power transmission line and an analysis method thereof.
Background
At present, a lightning monitoring system in the field of power grids mainly serves a power transmission line of 110kV or more, a front-mounted detection station and a rear-mounted lightning information integration system are cooperatively matched, and a large amount of effective lightning basic data are provided for lightning protection operation and maintenance work of the power transmission line of 110kV or more. The 110kV power transmission line is in single line radiation, the 35kV power transmission line is in a topological network structure, the existing lightning monitoring system is used for the 35kV power transmission line and can only display a main line, equipment on a branch line and a pole tower cannot be displayed, and therefore lightning parameters of the equipment on the branch line and the pole cannot be inquired; on the other hand, because main tributary circuit is huge in quantity and dense in coverage, the system has higher requirements on positioning accuracy and statistical function, the existing lightning monitoring system is difficult to meet, so that a 35kV power transmission line is seriously lack of basic lightning parameters, lightning stroke fault analysis and lightning protection improvement and transformation both have great difficulties, and a lightning information system suitable for the 35kV power transmission line needs to be developed urgently.
Disclosure of Invention
The invention aims to provide a lightning information system of a 35kV power transmission line and an analysis method thereof, which solve the problems that the existing lightning monitoring system cannot be applied to the 35kV power transmission line and lightning stroke fault analysis and lightning protection improvement and reconstruction are difficult due to serious lack of basic lightning parameters.
In order to solve the technical problems, the invention adopts the following technical scheme: 35kV transmission line thunder and lightning information system, its characterized in that: the system comprises a data layer, a service layer, a Tomcat server and a front-end application layer, wherein the data layer receives the transmission line, the tower position and thunder and lightning sample data input by the front-end application layer and stores the analysis data; the service layer connects the GIS system with the Tomcat server through an interface program and classifies and analyzes data of the data layer to obtain a circuit diagram, a pole tower diagram, a thunder area diagram and a space diagram; the front-end application layer comprises a system maintenance module, a line leading-in module, a thunder information query module, a calculation module, a line display module, a line buffer area drawing module, a thunder and tower shortest path drawing module, a thunder parameter statistical analysis module, a lightning fault rapid positioning module, a line thunder risk evaluation module and a display and output module;
a system maintenance module: setting role safety authority, performing access and operation within the role authority range, and managing and maintaining lightning monitoring information;
a line import module: performing data interaction on the longitude and latitude line information of the line tower through a communication protocol and a GIS (geographic information system), and uploading the position information of the 35kV power transmission line and the branches thereof;
thunder and lightning information inquiry module: inquiring the lightning falling condition of the point 10 minutes before and after the appointed time, extracting space graphic information, time parameters and lightning information by adding a circle or a polygon on the map, and displaying the result on an interface of a display and output module;
a calculation module: analyzing and calculating the power transmission line, the position of the tower and the lightning sample data, and displaying the result on an interface of a display and output module in a document or graphic style;
a circuit display module: displaying T-connection branch line information in the line import module on an interface in a floating window form, editing information which is not consistent with actual data on line, and storing a modification result to a database;
a line buffer drawing module: generating buffer intervals with different buffer sizes according to user selection by taking the trend of the 35kV power transmission line as a variable, and displaying the result on an interface;
the lightning and tower shortest path drawing module comprises: automatically associating lightning falling around the line according to the trip information, calculating affected towers near the lightning falling point, and highlighting and displaying on an interface;
the thunder and lightning parameter statistical analysis module: dividing the selected area into a plurality of continuous virtual cells with approximate areas, obtaining lightning parameters in each cell through a position relation coefficient of lightning data, and describing the geographical distribution condition of the lightning parameters in a certain area by using a plurality of cells which are continuously distributed on a two-dimensional space in a grading color separation mode;
lightning stroke fault quick positioning module: according to the lightning current information and the distance information between the lightning current information and the line at the fault moment, lightning overvoltage calculation is carried out, the overvoltage of each base electric pole is sequenced, the electric pole with the largest lightning threat at the fault moment is obtained, the electric pole is positioned as the fault electric pole, and the electric pole is highlighted on an interface;
line thunder and lightning risk assessment module: and calculating the lightning trip-out rate according to historical lightning activity data and circuit basic parameter information, sequencing the trip-out rates of each base pole, and dividing the base pole tower into four risk levels, namely a light lightning area, a medium lightning area, a high lightning area and a strong lightning area.
According to a further technical scheme, after a display tool of a map toolbar is operated in the line display module, a layer display event is triggered, a front-end application layer obtains a scale and a coordinate range of a current map and sends the scale and the coordinate range to an application layer, a data layer searches a tower point and a 35kV power transmission line associated with the tower point, the tower point and a distribution line are standardized into GeoJSON data and return to the application layer, and the application layer draws the tower point and the distribution line to return to the front-end application layer and displays the GeoJSON data on the map.
The technical scheme is that the line buffer area drawing module triggers buffer area search on a map column, responds to polygon drawing, calculates tower points in the polygon through point-surface spatial relation operation, finds distribution network lines and tower point elements on a map, draws the buffer area according to the input buffer radius, draws the acquired lightning information based on the lightning information of the space buffer area in the application layer search range, and then returns the lightning information to a front-end application layer for display.
According to the technical scheme, after the lightning parameter statistical analysis module triggers a request for displaying a ground lightning density map, the module finishes thematic map drawing according to the kilometer grid type and the current coordinate range and returns to the interface for displaying in a binary image flow mode.
The invention can also adopt the following technical scheme: the lightning information system analysis method for the 35kV power transmission line is characterized by comprising the following steps: the method comprises the following steps:
(1) basic line information is imported through a line import module, and the import mode comprises the following two modes: firstly, filling a form according to a line information template and then manually importing, and secondly, automatically importing according to the existing line information in the GIS;
(2) after the line information is imported, line display is carried out through a line display module, and the detailed serial number and the detailed position information of each 35kV line pole are displayed on an interface;
(3) after the line display is finished, performing line lightning inquiry statistics through a lightning information inquiry module, selecting a whole line or a certain branch as an object according to requirements, selecting time sections for inquiry statistics, wherein the lightning data buffer radius can be selected from 50m, 80m and 100m, and inquiring after the selection is finished;
(4) after the line lightning inquiry and statistics are finished, the lightning activity analysis is carried out through a lightning parameter statistical analysis module, the line is divided into different sections, the lightning activity condition in each section is counted, the lightning density value in the section is obtained, and the color separation processing is carried out on the sections according to the natural grading standard;
(5) after lightning activity analysis is finished, lightning risk assessment work is carried out through a line lightning risk assessment module, direct lightning strike and lightning stroke induction trip-out rates of the line base pole towers are calculated, and the line base pole towers are sorted according to the trip-out rates, and are divided into four risk levels, namely a light lightning area, a medium lightning area, a high lightning area and a strong lightning area.
The method comprises the following steps that when a lightning stroke fault occurs, tripping information triggers a lightning stroke and tower shortest path drawing module and a lightning stroke fault rapid positioning module, after the lightning stroke and tower shortest path drawing module is triggered, a map captures drawing events, circular or polygonal identifiers are added on the map according to different event identifiers, spatial graphic information and time parameters are extracted and sent to an application layer, the application layer sends a request to a GIS system interface to obtain lightning geographical position information, and the obtained lightning information is returned to a front-end application layer for display after being drawn; the lightning stroke fault rapid positioning module carries out lightning stroke overvoltage calculation according to lightning current information and line distance information at the moment of fault, sorts the overvoltage of each base electric pole, obtains the electric pole with the largest lightning stroke threat at the moment of fault, positions the electric pole as the fault electric pole and displays the electric pole in a highlight mode on an interface.
Compared with the prior art, the invention has the beneficial effects that: through inserting GIS geographic information system, combine thunder and lightning information in the past, application statistical analysis realizes the figure show, thunder and lightning information inquiry, the thunder and lightning risk aassessment of 35kV transmission line main line, branch line and shaft tower to with the visual and directly perceived show of result, realize simultaneously that real-time thunder and lightning is kept watch on, the lightning stroke trouble is fixed a position fast, provides basic thunder and lightning parameter for 35kV transmission line, guides the circuit construction, fortune dimension to overhaul, reduces thunderbolt power off time and power failure economic loss by a wide margin.
Drawings
FIG. 1 is a functional frame diagram of a lightning information system of a 35kV power transmission line in the invention.
FIG. 2 is a flow chart of the operation of the lightning information query module and the calculation module according to the present invention.
Fig. 3 is a flow chart of the operation of the circuit display module of the present invention.
Fig. 4 is a flowchart of the operation of the line buffer rendering module according to the present invention.
Fig. 5 is a work flow diagram of the lightning strike and tower shortest path drawing module in the invention.
FIG. 6 is a flow chart of the operation of the statistical analysis module for lightning parameters in the present invention.
FIG. 7 is a flowchart of the operation of the lightning fault fast localization module of the present invention.
FIG. 8 is a flowchart illustrating the operation of the lightning risk assessment module according to the present invention.
FIG. 9 is a use state interface diagram of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples
Fig. 1 shows a lightning information system of a 35kV transmission line, which includes a data layer, a service layer, a Tomcat server and a front-end application layer.
The data layer is mainly a database formed by distribution network line information and lightning information, and is mainly used for receiving the power transmission line, the position of a tower and lightning sample data input by the front-end application layer and storing the analyzed data.
The service layer connects the GIS geographic information system with the Tomcat server through an interface program, the position information of the power transmission line and the thunder and lightning information are in one-to-one correspondence, the data of the data layer are classified and analyzed, a line diagram, a tower diagram, a thunder and lightning area diagram and a space diagram formed by the line diagram, the tower diagram, the thunder and lightning area diagram are obtained, and the related information can be visually displayed to a user.
The front-end application layer is mainly operated and used by users and comprises a system maintenance module, a line leading-in module, a thunder information inquiry module, a calculation module, a line display module, a line buffer area drawing module, a thunder and tower shortest path drawing module, a thunder parameter statistical analysis module, a lightning stroke fault rapid positioning module, a line thunder risk evaluation module, a display and output module and the like.
Wherein the system maintenance module: the method comprises the steps of setting the role safety authority, carrying out access and operation within the role authority range, and carrying out management and data maintenance on lightning monitoring information.
A line import module: data interaction is carried out on information such as longitude and latitude of a line tower through a specified communication protocol and a GIS, and a specific template is generated by the system to guide a user to carry out data arrangement and uploading according to the characteristic that 35kV transmission lines are branched. There are two ways of introduction in actual use: firstly, filling a form according to a template provided by a line information module and then manually importing the form, and secondly, automatically importing the form according to the existing line information in the GIS.
Thunder and lightning information inquiry module: and inquiring the lightning falling condition of the point 10 minutes before and after the appointed time, extracting the space graphic information, the time parameter and the lightning information by adding a circle or a polygon on the map, and displaying the result on an interface of a display and output module. Specifically, as shown in fig. 2, after the user triggers the front-end application layer, the map drawing response is performed, the map mouse left button responds to the added graph through a circular or polygonal identifier, the mouse drags the response event method, the circular identifier captures the current point of the map and serves as the center of a circle to draw a circle, the polygonal identifier draws a line by using the point added by the mouse response, finally, the spatial graph parameters are transmitted to the service layer, and the service layer calls the GIS to obtain data and displays the returned thunder map on the interface.
A calculation module: analyzing and calculating the power transmission line, the position of the tower and the lightning sample data, and displaying the result on an interface of a display and output module in a document or graphic style, wherein the process is shown in fig. 2.
A circuit display module: and displaying the T-connection branch line information in the line import module on an interface in a floating window form, editing information which is not in accordance with actual data on line, and storing a modification result to a database. As shown in fig. 3, after a display tool of a map toolbar is operated, a layer display event is triggered, a front-end application layer obtains a scale and a coordinate range of a current map and sends the scale and the coordinate range to the application layer, a data layer searches for a pole tower point and a 35kV transmission line associated with the pole tower point, the pole tower point and a distribution network line are standardized into GeoJSON data and returned to the application layer, and the application layer draws the pole tower point and the distribution network line and returns the front-end application layer to be displayed on the map.
A line buffer drawing module: and generating buffer intervals with different buffer sizes according to user selection by taking the trend of the 35kV power transmission line as a variable, and displaying the result on an interface. As shown in fig. 4, a buffer area is triggered on a map bar for searching, polygon drawing is responded, pole tower points in a polygon are calculated through point-surface spatial relation operation, distribution network lines and pole tower point elements on the map are searched, the buffer area is drawn according to the input buffer radius, and the acquired lightning information is returned to a front-end application layer for displaying after being drawn based on the lightning information in the searching range of the spatial buffer area on the application layer.
The lightning and tower shortest path drawing module comprises: and automatically associating the lightning falling around the line according to the trip information, calculating the affected towers near the lightning falling point, and highlighting and displaying on an interface. As shown in fig. 5, a map captures a drawing event, circular or polygonal identifiers are added to the map according to different event identifiers, spatial graphic information and time parameters are extracted and sent to an application layer, the application layer sends a request to a GIS system interface to acquire lightning geographical position information, and the acquired lightning information is drawn and then returned to a front-end application layer for display.
The thunder and lightning parameter statistical analysis module: dividing the selected area into a plurality of continuous virtual cells with approximate areas, obtaining lightning parameters in each cell through a position relation coefficient of lightning data, and describing the geographical distribution condition of the lightning parameters in a certain area by using a plurality of cells which are continuously distributed on a two-dimensional space in a grading color separation mode. As shown in fig. 6, after the interface triggers a request for displaying the map, the module finishes thematic map drawing according to the kilometer grid type and the current coordinate range, and returns to the interface in the form of a binary image stream for display.
Lightning stroke fault quick positioning module: and carrying out lightning overvoltage calculation according to the lightning current information and the distance information between the lightning current information and the line at the fault moment, sequencing the overvoltage of each base electric pole, obtaining the electric pole with the largest lightning threat at the fault moment, positioning the electric pole as the fault electric pole, and displaying the electric pole on an interface in a highlighting manner. As shown in fig. 7, the statistical range is preferably 1km in the statistical line corridor.
Line thunder and lightning risk assessment module: as shown in fig. 8, according to historical lightning activity data and line basic parameter information, lightning trip-out rate calculation is performed, the trip-out rates of each base pole are sorted, and the base-pole-by-base pole tower is divided into four risk levels, namely a light lightning area, a medium lightning area, a high lightning area and a strong lightning area.
The analysis method of the lightning information system of the 35kV power transmission line specifically comprises the following steps:
(1) basic line information is imported through a line import module, and the import mode comprises the following two modes: firstly, filling a form according to a line information template and then manually importing, and secondly, automatically importing according to the existing line information in the GIS;
(2) after the line information is imported, line display is carried out through a line display module, and basic information such as the detailed serial number and the detailed position of each 35kV line pole is displayed on an interface;
(3) after the line display is finished, performing line lightning inquiry statistics through a lightning information inquiry module, selecting a whole line or a certain branch as an object according to requirements, selecting time sections for inquiry statistics, wherein the lightning data buffer radius can be selected from 50m, 80m and 100m, and inquiring after the selection is finished;
(4) after the line lightning inquiry and statistics are finished, the lightning activity analysis is carried out through a lightning parameter statistical analysis module, the line is divided into different sections, the lightning activity condition in each section is counted, the lightning density value in the section is obtained, and the color separation processing is carried out on the sections according to the natural grading standard;
(5) after lightning activity analysis is finished, lightning risk assessment work is carried out through a line lightning risk assessment module, direct lightning strike and lightning stroke induction trip-out rates of the line base pole towers are calculated, and the line base pole towers are sorted according to the trip-out rates, and are divided into four risk levels, namely a light lightning area, a medium lightning area, a high lightning area and a strong lightning area.
In the system, an analysis object is selected (the whole line can be analyzed, or only a branch line is selected), a line ground flash analysis function is selected, and line analysis parameters can be selected after selection: and after the selection is finished, clicking a special query interface button to generate a query result as shown in fig. 9, thereby realizing the lightning information monitoring and querying function of the 35kV power transmission line corridor with the topological mesh structure.
When a lightning stroke fault occurs, tripping information can automatically trigger a lightning stroke and tower shortest path drawing module and a lightning stroke fault rapid positioning module, after the lightning stroke and tower shortest path drawing module is triggered, a map captures drawing events, circular or polygonal identifiers are added on the map according to different event identifiers, spatial graphic information and time parameters are extracted and sent to an application layer, the application layer sends a request to a GIS system interface to obtain lightning geographical position information, and the obtained lightning information is returned to a front-end application layer for display after being drawn; the lightning stroke fault rapid positioning module carries out lightning stroke overvoltage calculation according to lightning current information and line distance information at the moment of fault, sorts the overvoltage of each base electric pole, obtains the electric pole with the largest lightning stroke threat at the moment of fault, positions the electric pole as the fault electric pole and displays the electric pole in a highlight mode on an interface. Therefore, the user can find and remove the fault in the shortest time, and the lightning stroke power failure time and the power failure economic loss are greatly reduced.
While the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope of the disclosure. More particularly, various variations and modifications are possible in the component parts or arrangements within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts or arrangements, other uses will also be apparent to those skilled in the art.
Claims (7)
1.35kV transmission line thunder and lightning information system, its characterized in that: the system comprises a data layer, a service layer, a Tomcat server and a front-end application layer, wherein the data layer receives the transmission line, the tower position and thunder and lightning sample data input by the front-end application layer and stores the analysis data; the service layer connects the GIS system with the Tomcat server through an interface program and classifies and analyzes data of the data layer to obtain a circuit diagram, a pole tower diagram, a thunder area diagram and a space diagram; the front-end application layer comprises a system maintenance module, a line leading-in module, a thunder information query module, a calculation module, a line display module, a line buffer area drawing module, a thunder and tower shortest path drawing module, a thunder parameter statistical analysis module, a lightning fault rapid positioning module, a line thunder risk evaluation module and a display and output module;
a system maintenance module: setting role safety authority, performing access and operation within the role authority range, and managing and maintaining lightning monitoring information;
a line import module: performing data interaction on the longitude and latitude line information of the line tower through a communication protocol and a GIS (geographic information system), and uploading the position information of the 35kV power transmission line and the branches thereof;
thunder and lightning information inquiry module: inquiring the lightning falling condition of the point 10 minutes before and after the appointed time, extracting space graphic information, time parameters and lightning information by adding a circle or a polygon on the map, and displaying the result on an interface of a display and output module;
a calculation module: analyzing and calculating the power transmission line, the position of the tower and the lightning sample data, and displaying the result on an interface of a display and output module in a document or graphic style;
a circuit display module: displaying T-connection branch line information in the line import module on an interface in a floating window form, editing information which is not consistent with actual data on line, and storing a modification result to a database;
a line buffer drawing module: generating buffer intervals with different buffer sizes according to user selection by taking the trend of the 35kV power transmission line as a variable, and displaying the result on an interface;
the lightning and tower shortest path drawing module comprises: automatically associating lightning falling around the line according to the trip information, calculating affected towers near the lightning falling point, and highlighting and displaying on an interface;
the thunder and lightning parameter statistical analysis module: dividing the selected area into a plurality of continuous virtual cells with approximate areas, obtaining lightning parameters in each cell through a position relation coefficient of lightning data, and describing the geographical distribution condition of the lightning parameters in a certain area by using a plurality of cells which are continuously distributed on a two-dimensional space in a grading color separation mode;
lightning stroke fault quick positioning module: according to the lightning current information and the distance information between the lightning current information and the line at the fault moment, lightning overvoltage calculation is carried out, the overvoltage of each base electric pole is sequenced, the electric pole with the largest lightning threat at the fault moment is obtained, the electric pole is positioned as the fault electric pole, and the electric pole is highlighted on an interface;
line thunder and lightning risk assessment module: and calculating the lightning trip-out rate according to historical lightning activity data and circuit basic parameter information, sequencing the trip-out rates of each base pole, and dividing the base pole tower into four risk levels, namely a light lightning area, a medium lightning area, a high lightning area and a strong lightning area.
2. The 35kV transmission line lightning information system of claim 1, characterized in that: after a display tool of a map toolbar is operated in the line display module, a layer display event is triggered, a front-end application layer obtains a scale and a coordinate range of a current map and sends the scale and the coordinate range to the application layer, a data layer searches a tower point and a 35kV power transmission line related to the tower point, the tower point and a distribution network line are standardized into GeoJSON data and returned to the application layer, and the application layer draws the tower point and the distribution network line and returns the front-end application layer to be displayed on the map.
3. The 35kV transmission line lightning information system of claim 1, characterized in that: the line buffer area drawing module triggers buffer area search on a map column, responds to polygon drawing, calculates tower points in a polygon through point-surface spatial relation operation, finds distribution network lines and tower point elements on a map, draws a buffer area according to an input buffer radius, and returns acquired lightning information to a front-end application layer for display after drawing the lightning information in an application layer search range based on the spatial buffer area.
4. The 35kV transmission line lightning information system of claim 1, characterized in that: after the lightning strike and tower shortest path drawing module is triggered, a map captures drawing events, circular or polygonal identifiers are added on the map according to different event identifiers, spatial graphic information and time parameters are extracted and sent to an application layer, the application layer sends a request to a GIS system interface to acquire lightning geographic position information, and the acquired lightning information is drawn and then returned to a front-end application layer to be displayed.
5. The 35kV transmission line lightning information system of claim 1, characterized in that: and after the lightning parameter statistical analysis module triggers a request for displaying a ground lightning density map on the interface, the module returns to the interface in a binary picture stream mode for displaying after completing thematic map drawing according to the kilometer grid type and the current coordinate range.
The lightning information system analysis method for the 6.35 kV power transmission line is characterized by comprising the following steps of: the method comprises the following steps:
(1) basic line information is imported through a line import module, and the import mode comprises the following two modes: firstly, filling a form according to a line information template and then manually importing, and secondly, automatically importing according to the existing line information in the GIS;
(2) after the line information is imported, line display is carried out through a line display module, and the detailed serial number and the detailed position information of each 35kV line pole are displayed on an interface;
(3) after the line display is finished, performing line lightning inquiry statistics through a lightning information inquiry module, selecting a whole line or a certain branch as an object according to requirements, selecting time sections for inquiry statistics, wherein the lightning data buffer radius can be selected from 50m, 80m and 100m, and inquiring after the selection is finished;
(4) after the line lightning inquiry and statistics are finished, the lightning activity analysis is carried out through a lightning parameter statistical analysis module, the line is divided into different sections, the lightning activity condition in each section is counted, the lightning density value in the section is obtained, and the color separation processing is carried out on the sections according to the natural grading standard;
(5) after lightning activity analysis is finished, lightning risk assessment work is carried out through a line lightning risk assessment module, direct lightning strike and lightning stroke induction trip-out rates of the line base pole towers are calculated, and the line base pole towers are sorted according to the trip-out rates, and are divided into four risk levels, namely a light lightning area, a medium lightning area, a high lightning area and a strong lightning area.
7. The method for analyzing the lightning information system of the 35kV power transmission line according to claim 1, characterized in that: when a lightning stroke fault occurs, triggering a lightning stroke and tower shortest path drawing module and a lightning stroke fault rapid positioning module by trip information, capturing a drawing event by a map after triggering the lightning stroke and tower shortest path drawing module, adding a circular or polygonal mark on the map according to different event marks, extracting spatial graphic information and time parameters, sending the spatial graphic information and the time parameters to an application layer, sending a request to a GIS system interface by the application layer, acquiring lightning geographical position information, drawing the acquired lightning information, and returning the acquired lightning information to a front-end application layer for displaying; the lightning stroke fault rapid positioning module carries out lightning stroke overvoltage calculation according to lightning current information and line distance information at the moment of fault, sorts the overvoltage of each base electric pole, obtains the electric pole with the largest lightning stroke threat at the moment of fault, positions the electric pole as the fault electric pole and displays the electric pole in a highlight mode on an interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010486795.7A CN111917176B (en) | 2020-06-01 | 2020-06-01 | 35kV power transmission line lightning information system and analysis method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010486795.7A CN111917176B (en) | 2020-06-01 | 2020-06-01 | 35kV power transmission line lightning information system and analysis method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111917176A true CN111917176A (en) | 2020-11-10 |
| CN111917176B CN111917176B (en) | 2023-06-16 |
Family
ID=73237552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010486795.7A Active CN111917176B (en) | 2020-06-01 | 2020-06-01 | 35kV power transmission line lightning information system and analysis method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111917176B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113536721A (en) * | 2021-06-23 | 2021-10-22 | 云南电网有限责任公司西双版纳供电局 | System and method for calculating lightning resistance level difference of power transmission line |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB805293A (en) * | 1955-02-18 | 1958-12-03 | Communications Patents Ltd | Improvements in or relating to radar simulation apparatus |
| US3298021A (en) * | 1963-12-24 | 1967-01-10 | Charles E Jacobs | System for the marking of radar echoes and other signals of observed objects on a radar screen |
| JP2005181004A (en) * | 2003-12-17 | 2005-07-07 | Tokyo Electric Power Co Inc:The | Forecast notification method and apparatus for thunder accident |
| CN101093240A (en) * | 2006-06-23 | 2007-12-26 | 郭玉章 | Method for determining lightning strike point on electric power transmission line |
| CN101290336A (en) * | 2008-06-18 | 2008-10-22 | 昆明理工大学 | Alternating-current powerline thunderbolt shielding failure and counterattack recognition method |
| CN103166318A (en) * | 2013-03-14 | 2013-06-19 | 河南省电力公司周口供电公司 | Electric power system lightning remote online monitoring device |
| CN103383427A (en) * | 2012-05-04 | 2013-11-06 | 山西省电力公司阳泉供电公司 | Power grid lightning locating and analyzing method and system |
| CN104319893A (en) * | 2014-11-12 | 2015-01-28 | 国家电网公司 | Electric transmission line GIS based on AGPS and 4G and implementation method |
| CN204376535U (en) * | 2015-01-26 | 2015-06-03 | 天津金盾科技发展有限公司 | A kind of intelligent SPD supervisory control system |
| CN104931851A (en) * | 2015-05-22 | 2015-09-23 | 广西电网有限责任公司电力科学研究院 | Transmission line lightning fault intelligent analysis platform and analysis method |
| CN105044475A (en) * | 2015-08-04 | 2015-11-11 | 国网江西省电力科学研究院 | Power transmission line corridor lightning monitoring and early warning system |
| CN107290623A (en) * | 2017-05-08 | 2017-10-24 | 广西电网有限责任公司电力科学研究院 | A kind of transmission line malfunction reason recognition methods based on Auto-matching |
| CN107607794A (en) * | 2017-10-11 | 2018-01-19 | 贵州电网有限责任公司输电运行检修分公司 | A kind of electric network thunder and lightning information issuing system and its dissemination method |
| CN108879950A (en) * | 2018-06-26 | 2018-11-23 | 伏诺瓦(天津)科技有限公司 | Transmission line of electricity lightning protection device monitors system |
| CN108923373A (en) * | 2018-06-26 | 2018-11-30 | 伏诺瓦(天津)科技有限公司 | Transmission line of electricity lightning protection monitoring system |
| CN108964018A (en) * | 2018-06-11 | 2018-12-07 | 广东电网有限责任公司 | A kind of Distribution Network Failure artificial intelligence analysis method |
-
2020
- 2020-06-01 CN CN202010486795.7A patent/CN111917176B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB805293A (en) * | 1955-02-18 | 1958-12-03 | Communications Patents Ltd | Improvements in or relating to radar simulation apparatus |
| US3298021A (en) * | 1963-12-24 | 1967-01-10 | Charles E Jacobs | System for the marking of radar echoes and other signals of observed objects on a radar screen |
| JP2005181004A (en) * | 2003-12-17 | 2005-07-07 | Tokyo Electric Power Co Inc:The | Forecast notification method and apparatus for thunder accident |
| CN101093240A (en) * | 2006-06-23 | 2007-12-26 | 郭玉章 | Method for determining lightning strike point on electric power transmission line |
| CN101290336A (en) * | 2008-06-18 | 2008-10-22 | 昆明理工大学 | Alternating-current powerline thunderbolt shielding failure and counterattack recognition method |
| CN103383427A (en) * | 2012-05-04 | 2013-11-06 | 山西省电力公司阳泉供电公司 | Power grid lightning locating and analyzing method and system |
| CN103166318A (en) * | 2013-03-14 | 2013-06-19 | 河南省电力公司周口供电公司 | Electric power system lightning remote online monitoring device |
| CN104319893A (en) * | 2014-11-12 | 2015-01-28 | 国家电网公司 | Electric transmission line GIS based on AGPS and 4G and implementation method |
| CN204376535U (en) * | 2015-01-26 | 2015-06-03 | 天津金盾科技发展有限公司 | A kind of intelligent SPD supervisory control system |
| CN104931851A (en) * | 2015-05-22 | 2015-09-23 | 广西电网有限责任公司电力科学研究院 | Transmission line lightning fault intelligent analysis platform and analysis method |
| CN105044475A (en) * | 2015-08-04 | 2015-11-11 | 国网江西省电力科学研究院 | Power transmission line corridor lightning monitoring and early warning system |
| CN107290623A (en) * | 2017-05-08 | 2017-10-24 | 广西电网有限责任公司电力科学研究院 | A kind of transmission line malfunction reason recognition methods based on Auto-matching |
| CN107607794A (en) * | 2017-10-11 | 2018-01-19 | 贵州电网有限责任公司输电运行检修分公司 | A kind of electric network thunder and lightning information issuing system and its dissemination method |
| CN108964018A (en) * | 2018-06-11 | 2018-12-07 | 广东电网有限责任公司 | A kind of Distribution Network Failure artificial intelligence analysis method |
| CN108879950A (en) * | 2018-06-26 | 2018-11-23 | 伏诺瓦(天津)科技有限公司 | Transmission line of electricity lightning protection device monitors system |
| CN108923373A (en) * | 2018-06-26 | 2018-11-30 | 伏诺瓦(天津)科技有限公司 | Transmission line of electricity lightning protection monitoring system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113536721A (en) * | 2021-06-23 | 2021-10-22 | 云南电网有限责任公司西双版纳供电局 | System and method for calculating lightning resistance level difference of power transmission line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111917176B (en) | 2023-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104931851B (en) | A kind of transmission line lightning stroke intelligent fault analysis platform and analysis method | |
| CN102118021B (en) | Transmission line three-dimensional panoramic model-based fault processing method and system | |
| CN112769237B (en) | Digital twin system of transformer substation | |
| KR102108754B1 (en) | Realtime forest fire danger rating system in north korea | |
| CN106600501B (en) | Geological disaster group testing and group prevention method and platform for realizing same | |
| CN104992254B (en) | Mountain fire based on power grid GIS and the meteorological trend pre-judging method combined | |
| KR102108752B1 (en) | Method for realtime forest fire danger rating forecasting in north korea | |
| CN105472644A (en) | Deep overlay network quality evaluation method and system based on user behavior characteristics | |
| CN104655986A (en) | Method for judging lightning stroke fault point of tripped transmission line | |
| CN103150598B (en) | Processing system and method for sudden failure of power transmission network | |
| CN111917176B (en) | 35kV power transmission line lightning information system and analysis method thereof | |
| CN114386674A (en) | Power transmission line tree lodging dynamic risk early warning method and system | |
| CN116579607A (en) | Multi-source data collaborative regional tailing pond risk monitoring method | |
| CN113326339B (en) | GIS-based refined electric power weather forecast data display method and system | |
| CN103761332B (en) | Thunder and lightning information comprehensive rapid analyzing and positioning system | |
| CN114862278A (en) | Power transmission line lightning stroke risk assessment method and system based on distribution network lightning stroke data | |
| CN112907157A (en) | Power grid risk visualization method and system based on meteorological early warning | |
| CN105631569A (en) | Electrical rail traction station monitoring and early warning method and system based on power grid GIS | |
| CN112288591A (en) | Three-dimensional management and control platform system based on laser point cloud map | |
| KR102108755B1 (en) | Realtime forest fire danger rating system in north korea on mobile network | |
| CN116317167A (en) | Power grid overhead line monitoring system, method, equipment and medium | |
| Kosmac et al. | Automatic fault localization based on lightning information | |
| Javor et al. | LINETGIS analysis of lightning flash density in Serbia based on ten years data | |
| Ioannidis et al. | Introducing the concept of the volume lightning strike density | |
| CN108154446A (en) | A kind of meteorological element influences the analysis method of grid equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |