CN109239806A - A kind of thunderstorm real-time system for monitoring and pre-warning - Google Patents
A kind of thunderstorm real-time system for monitoring and pre-warning Download PDFInfo
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- CN109239806A CN109239806A CN201810672010.8A CN201810672010A CN109239806A CN 109239806 A CN109239806 A CN 109239806A CN 201810672010 A CN201810672010 A CN 201810672010A CN 109239806 A CN109239806 A CN 109239806A
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- G01W—METEOROLOGY
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Abstract
The invention discloses a kind of thunderstorm real-time system for monitoring and pre-warning, the thunderstorm real-time monitoring system includes: at least three front end lightning VLF/LF very low frequencys/low frequency signal detection device, network transmission module, thunderstorm monitoring early warning monitoring center；The front end lightning VLF/LF very low frequency/low frequency signal detection device passes through the network transmission module and connect with the thunderstorm monitoring early warning monitoring center to center communications.The present invention carries out real-time monitoring to atmospheric electrical phenomena by the way that VLF/LF very low frequency/low frequency signal detection device is arranged at lightning monitoring scene, and monitoring result is sent to thunderstorm monitoring early warning monitoring center by network transmission module, that is, by disposing VLF/LF very low frequency/low frequency signal detection device to monitor terminal area, it may be implemented to be monitored local Strong Thunderstorm and early warning, thunder and lightning security risk is eliminated, the strong convection movement monitoring that some weather radars are difficult to search coverage has been supplied.
Description
Technical field
The invention belongs to meteorological nowcasting technical fields, are related to a kind of thunderstorm real-time system for monitoring and pre-warning.
Background technique
The drastic discharge phenomenon of the lightning accompanied by peals of thunder occurred in thunderstorm, that is, cumulonimbus.Because it is generally with shower, so also often
Often it is generally called with thunderstorm, it is the mark that cumulonimbus develops strongly.There is strong turbulent flow in thunderstorm, accumulated ice, lightning, shower and big
Wind, it is a kind of weather for seriously threatening aircraft safety that there are also hail, cyclone and downbursts sometimes.
Demand from aeronautical meteorology user to aeronautical meteorological service herein, is closed on pre- in short-term with lifting region, airport
Report ability establishes a set of thunderstorm lightning towards airport terminal for the difficulty of local strong convection thunderstorm system monitoring for target
The comprehensive application system of (the movable indicator of strong convection), Radar Data, satellite cloud picture and other weather information data.Phase
Than the meteorological radar sounding (precipitation particles) of thunder cloud, lightning activity especially cloud sudden strain of a muscle activity is in the diagnosis movable timeliness of strong convection
Potentiality in terms of property and its accuracy are increasingly taken seriously, and are expected to supply some weather radars and are difficult to the strong right of search coverage
Flow movement monitoring.
Summary of the invention
The purpose of the present invention is to provide a kind of thunderstorm real-time system for monitoring and pre-warning, the thunderstorm real-time system for monitoring and pre-warning is real
Show and to the monitoring of thunder and lightning and transmitted the result to thunderstorm monitoring early warning monitoring center in real time, and can effectively have been promoted to termination environment
The monitoring timeliness of strong convection system is to continuous level monitoring, extension terminal to the monitoring range of Strong Thunderstorm to airport 300km model
It is whole to promote existing airport terminal to the monitoring capability and pre-alerting ability of local Strong Thunderstorm system, to solution aviation gas within enclosing
As complicated and changeable, adverse weather conditions extensively, the flight delay realistic problems such as be on the rise have larger help, in particular for that
A little meteorology Doppler observe the airport of covering also not yet in effect.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of thunderstorm real-time system for monitoring and pre-warning, the thunderstorm real-time monitoring system include: at least three front end lightnings
VLF/LF very low frequency/low frequency signal detection device, network transmission module, thunderstorm monitoring early warning monitoring center；The front end lightning
VLF/LF very low frequency/low frequency signal detection device passes through the network transmission module and thunderstorm monitoring early warning monitoring center
Communication connection；
Wherein, the front end lightning VLF/LF very low frequency/low frequency signal detection device includes: lightning VLF/LF signal detection
Sensor module, signal filter module, lightning VLF/LF very low frequency/low frequency signal acquisition module, central processing module, GPS mould
Block, memory module；
The lightning VLF/LF signal acquisition module by the lightning VLF/LF signal detection sensor module for being adopted
Collect VLF/LF very low frequency/low frequency signal；
The signal filter module is used to the VLF/LF very low frequency/low frequency signal being converted into the central processing unit institute
The signal form needed；
The GPS module is connect with the central processing module, can achieve tens nanoseconds using its precision, for real
The GPS of the existing front end lightning VLF/LF very low frequency/low frequency signal detection device is remotely located synchronous with bit clock time service；
For being analyzed and processed to the signal after conversion, and by treated, result passes through institute to the central processing module
It states network transmission module and is sent to thunderstorm monitoring early warning monitoring center；
The memory module is used to store the data result of the central processing module processing.
Preferably, in above-mentioned thunderstorm real-time system for monitoring and pre-warning, the front end lightning VLF/LF very low frequency/low frequency signal
Detection device further include: network transmission module；
Wherein, the network transmission module includes network switch device, 4G/3G/2G wireless network transmission module；It is described
Pass through wired between network transmission module and thunderstorm monitoring early warning monitoring center or is wirelessly communicatively coupled；The net
Network transmission module is used to the processing result of the central processing module being sent to thunderstorm monitoring early warning monitoring center.
Preferably, in above-mentioned thunderstorm real-time system for monitoring and pre-warning, the thunderstorm real-time system for monitoring and pre-warning further include: clothes
Business device, PC equipment and mobile device；
Wherein, the server and the network transmission module communicate to connect, and analysis handles the front end lightning in real time
The data that VLF/LF very low frequency/low frequency signal detection device reports；The PC equipment and the mobile device and the service
Device communicates, for rendering the data result of the server analysis.
Preferably, in above-mentioned thunderstorm real-time system for monitoring and pre-warning, the server includes: Communications Processor Module, thunder and lightning
Locating module；
Wherein, the Communications Processor Module by the network transmission module and the front end lightning VLF/LF very low frequency/
Low frequency signal detection device is communicated, in front end lightning VLF/LF very low frequency/low frequency signal detection device described in real-time reception
The data of report simultaneously carry out protocol analysis to data；Multiple detection point datas can be realized while be received to the Communications Processor Module,
Realize point-to-multipoint delivery；
The lighting location module analyzes the processing result of the Communications Processor Module in real time, at least obtains three or three
The electromagnetic field intensity data of a above sensing point calculate position, lightning intensity and sudden strain of a muscle that lightning occurs according to arrival time difference algorithm
The information such as the time that electricity occurs.
Preferably, in above-mentioned thunderstorm real-time system for monitoring and pre-warning, the server further include: thunderstorm kernel analysis module,
Thunderstorm warning module, data memory module；
Wherein, the thunderstorm kernel analysis module, according to the positioning result of the lighting location module, in conjunction in a period of time
Lightning frequency and lightning intensity calculate the thunderstorm core space in some region using clustering algorithm, and analyze the differentiation of thunderstorm core
Process；
The thunderstorm warning module analyzes the thunderstorm evolution process of certain a period of time, where being developed according to thunder and lightning
Region and intensity of lightning variation tendency set alarm threshold value, when intensity of lightning or evolving speed reach preset threshold, system
Voice prompting can be issued or short message is reminded；
The data memory module, by database access interface, realization will be at thunder and lightning monitoring data and thunderstorm kernel analysis
Data storage is managed into corresponding database.
Preferably, in above-mentioned thunderstorm real-time system for monitoring and pre-warning, the PC equipment includes: electric map module, radar
Figure laminating module, air route laminating module, weather nephogram laminating module；
Wherein, the electric map module realizes that map amplification, diminution, position are fixed by calling electronic map interface
Position, the functions such as map overlay；
The radar map laminating module is radar map to be added in the electric map module to present；
The air route laminating module is aircraft flight air route to be added in the electric map module to present；
The weather nephogram laminating module is weather nephogram to be added in the electric map module to present.
Preferably, in above-mentioned thunderstorm real-time system for monitoring and pre-warning, the PC equipment further include: thunderstorm core historical track returns
Nowcasting module that module is presented in amplification module, thunder and lightning gridding, thunderstorm core is extrapolated；
Wherein, the thunderstorm core historical track playback module carries out the inquiry of historical data according to the time that thunderstorm occurs,
The thunderstorm monitoring data and thunderstorm core motion track of the period are presented in the electric map module；
Module is presented in the thunder and lightning gridding, is presented on map after lighting location data are carried out gridding processing, with
The thunder and lightning of different color mark varying strengths；
The thunderstorm core extrapolates nowcasting module, wrings variation according to lightning frequency in a period of time thunderstorm core, quasi-
It is total to calculate following a period of time thunderstorm power development trend.
Beneficial effects of the present invention:
1, the present invention is by being arranged VLF/LF very low frequency/low frequency signal detection device to atmospheric electrical phenomena at lightning monitoring scene
Real-time monitoring is carried out, and monitoring result is sent to thunderstorm monitoring early warning monitoring center by network transmission module, that is to say, that
By disposing VLF/LF very low frequency/low frequency signal detection device to monitor terminal area, may be implemented to supervise local Strong Thunderstorm
Survey and early warning, eliminate thunder and lightning security risk, have supplied the strong convection activity prison that some weather radars are difficult to search coverage
It surveys.
2, the present invention establishes a set of thunderstorm lightning towards airport terminal, Radar Data, satellite cloud picture and other gas
The comprehensive application system of image information data effectively improves and monitors water to continuous to the monitoring timeliness of termination environment strong convection system
It is whole to promote existing airport terminal to local strong within the scope of flat, extension terminal is to the monitoring range to airport 300km of Strong Thunderstorm
The monitoring capability and pre-alerting ability of thunderstorm system, to solving, aeronautical meteorology is complicated and changeable, adverse weather conditions are extensive, flight is delayed
The realistic problems such as be on the rise have larger help, have supplied the movable monitoring of strong convection that some weather radars are difficult to search coverage
And early warning.
Detailed description of the invention
In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the drawings.
Fig. 1 is a kind of structural schematic diagram of thunderstorm real-time system for monitoring and pre-warning of the present invention；
Fig. 2 is a kind of structural schematic diagram of VLF/LF very low frequency/low frequency signal detection device of the present invention；
Fig. 3 is a kind of structural schematic diagram of VLF/LF very low frequency/low frequency signal detection device of the present invention；
Fig. 4 is a kind of structural schematic diagram of thunderstorm real-time system for monitoring and pre-warning of the present invention；
Fig. 5 is a kind of structural schematic diagram of thunderstorm real-time system for monitoring and pre-warning of the present invention；
Fig. 6 is a kind of structural schematic diagram of thunderstorm real-time system for monitoring and pre-warning of the present invention；
Fig. 7 is a kind of structural schematic diagram of thunderstorm real-time system for monitoring and pre-warning of the present invention；
Fig. 8 is a kind of structural schematic diagram of thunderstorm real-time system for monitoring and pre-warning of the present invention.
Specific embodiment
With reference to Fig. 1, Fig. 1 is a kind of structural schematic diagram of thunderstorm real-time system for monitoring and pre-warning provided in an embodiment of the present invention,
The thunderstorm real-time monitoring system includes: at least three front end lightning VLF/LF very low frequencys/low frequency signal detection dress
It sets, network transmission module, thunderstorm monitoring early warning monitoring center；The front end lightning VLF/LF very low frequency/low frequency signal detection dress
It sets by wirelessly communicating connection between the network transmission module and thunderstorm monitoring early warning monitoring center；
Specifically, by setting at least three front end lightning VLF/LF very low frequencys/low frequency signal detection device, and lead to respectively
It crosses network transmission module to connect with thunderstorm monitoring early warning monitoring center, ensures thunderstorm real-time system for monitoring and pre-warning to monitoring
The real-time monitoring of termination environment；
Institute's way of example has embodied four front end signal detection devices in Fig. 1, but to its quantity and without limitation,
And each front end VLF/LF very low frequency/low frequency signal detection device has different I D marks, in order to thunderstorm monitoring early warning
Monitoring center carries out Data Analysis Services, after thunder and lightning event occurs, can clearly know that the region of thunder and lightning generation, thunder and lightning occur
Time and the frequency that occurs of thunder and lightning, and handle in time, avoid more huge economic loss.
With reference to Fig. 2, Fig. 2 is a kind of knot of VLF/LF very low frequency/low frequency signal detection device provided in an embodiment of the present invention
Structure schematic diagram；Wherein the front end lightning VLF/LF very low frequency/low frequency signal detection device include: lightning VLF/LF very low frequency/
Low frequency signal detection sensor module, signal filter module, lightning VLF/LF signal acquisition module, central processing module, GPS mould
Block, memory module；
Specifically, the lightning VLF/LF very low frequency/low frequency signal detection sensor module includes: cabinet and mast；
Mast are made of lightning rod, lighting location receiving antenna, antenna receiver board, feeder line cable, Module of aerial and antenna base；
Interior of equipment cabinet includes monitoring host computer, lighting location acquisition host, ups power, cabinet air conditioner, air conditioning air outlet, 3 section of battery or 6
Section；It includes: capture card, high speed video card, GPS module etc. that lighting location, which acquires host,；Battery guarantee can continue after a loss of power
Work 8 hours；Ups power turns 220V using 48V, can be supplied by UPS to main equipment, transmission device after being responsible for alternating current power-off
Electricity.
The lightning VLF/LF signal acquisition module by the lightning VLF/LF signal detection sensor module for being adopted
Collect VLF/LF very low frequency/low frequency signal；
The signal filter module is used to the VLF/LF very low frequency/low frequency signal being converted into the central processing unit institute
The signal form needed；
The GPS module is connect with the central processing module, can achieve tens nanoseconds using its precision, for real
The GPS of the existing front end lightning VLF/LF very low frequency/low frequency signal detection device is remotely located synchronous with bit clock time service；
For being analyzed and processed to the signal after conversion, and by treated, result passes through institute to the central processing module
It states network transmission module and is sent to thunderstorm monitoring early warning monitoring center；
Specifically, the thunderstorm real-time system for monitoring and pre-warning passes through front end VLF/LF very low frequency/low frequency signal detection device
Information collection realizes to the real-time monitoring of atmospheric electrical phenomena, thunderstorm monitoring early warning monitoring center by the analysis to monitoring result at
Reason, can be presented the evolution process of thunderstorm core and carry out thunderstorm early warning, adverse weather conditions complicated and changeable to solution aeronautical meteorology
Extensively, the flight delay realistic problems such as be on the rise have larger help, have supplied some weather radars and have been difficult to the strong of search coverage
Convective activity monitoring；
The memory module is used to store the data result of the central processing module processing.
With reference to Fig. 3, Fig. 3 is another kind VLF/LF very low frequency/low frequency signal detection device provided in an embodiment of the present invention
Structural schematic diagram；
The front end lightning VLF/LF very low frequency/low frequency signal detection device further include: network transmission module；
Wherein, the network transmission module includes network switch device, 4G/3G/2G wireless network transmission module；It is described
Pass through wired between network transmission module and thunderstorm monitoring early warning monitoring center or is wirelessly communicatively coupled；The net
Network transmission module is used to the processing result of the central processing module being sent to thunderstorm monitoring early warning monitoring center；
Specifically, whether the central processing module monitoring network communication module normal, network transmission under normal circumstances,
Processing result is converted into the communications protocol format of setting, is transferred to thunderstorm monitoring early warning monitoring center, it is otherwise described in
Entreat processing module that processing result is stored in local, after network transmission is normal, the central processing module passes processing result
Defeated to arrive thunderstorm monitoring early warning monitoring center, thunderstorm monitoring early warning monitoring center shows processing result, is stored
And the operation such as analysis；
Corresponding staff can realize the palm to lightning monitoring information by thunderstorm monitoring early warning monitoring center
Control, effectively prevents the generation of Lightning Disaster, and compare and analyze to the lightning monitoring data of storage, can effectively be promoted
To the monitoring timeliness of termination environment strong convection system to continuous level monitoring, extension terminal to the monitoring range of Strong Thunderstorm to airport
It is whole to promote existing airport terminal to the monitoring capability and pre-alerting ability of local Strong Thunderstorm system within the scope of 300km；
With reference to Fig. 4, Fig. 4 is the structural representation of another thunderstorm real-time system for monitoring and pre-warning provided in an embodiment of the present invention
Figure；
The thunderstorm real-time system for monitoring and pre-warning further include: server, PC equipment and mobile device；
Wherein, the server and the network transmission module communicate to connect, and analysis handles the front end lightning in real time
The data that VLF/LF very low frequency/low frequency signal detection device reports；The PC equipment and the mobile device and the service
Device communicates, for rendering the data result of the server analysis；
Specifically, the server real-time reception lightning data, and by lightning monitoring processing result after the processing of analysis in time
It is sent to PC equipment and mobile device, guarantee notifies corresponding staff within first time, handles lightning disturbance in time, mention
Before carry out thunder and lightning prevention work, effectively prevent the expansion of lightning disturbance, avoid more huge economic loss.
With reference to Fig. 5, Fig. 5 is the structural representation of another thunderstorm real-time system for monitoring and pre-warning provided in an embodiment of the present invention
Figure；
The server includes: Communications Processor Module, lighting location module；
Wherein, the Communications Processor Module by the network transmission module and the front end lightning VLF/LF very low frequency/
Low frequency signal detection device is communicated, in front end lightning VLF/LF very low frequency/low frequency signal detection device described in real-time reception
The data of report simultaneously carry out protocol analysis to data；Multiple detection point datas can be realized while be received to the Communications Processor Module,
Realize point-to-multipoint delivery；
Specifically, the Communications Processor Module carries out protocol analysis, thunder and lightning number to the lightning data that lightening detection point is sent
According to including equipment state and Lightning data, by judging whether sensing point device operation is normal, detection to status data monitoring
Whether equipment is online and can show geographical location information where equipment；By real-time reception Lightning data, and filter out one
A little noise datas, will effective lightning data transport to the lighting location module, be responsible for pair by the lighting location module in real time
Lightning data carries out positioning analysis processing；
Wherein, the lighting location module analyzes the processing result of the Communications Processor Module in real time, at least obtains three
Or the electromagnetic field intensity data of three or more sensing points, according to arrival time difference algorithm, position, the lightning for calculating lightning generation are strong
The information such as the time that degree and lightning occur；
Specifically, the lightning data that the lighting location module is handled by receiving the Communications Processor Module, uses
Arrival time difference algorithm, GPU video card accelerate to realize that lightning data positions.Arrival time difference algorithm is a kind of based on reverse link
Localization method, the time difference of two base stations is reached by sensing point signal to position the position of lightning.Arrival time difference algorithm
The front end VLF/LF very low frequency/low frequency signal detection device at least needing three or more, from sensing point by the same time
It measures the data that same signal obtains and is sent to thunderstorm monitoring early warning monitoring center, main sensing point calculates separately out radio
Signal reaches the time difference of two sensing point antennas, is converted to range difference according to the time difference between two o'clock, available one double
Curve, the time difference that multiple signal detection points measure by three or above available two or the intersection of a plurality of hyperbola
To realize the positioning to emission source；Arrival time difference algorithm requires no knowledge about the specific time of signal propagation, can offset very big
A part of error and multipath effect bring error, baseline length is unrestricted, avoids mutual coupling between antenna using Long baselines,
There is no phase fuzzy problem, positioning accuracy is very high；
With reference to Fig. 6, Fig. 6 is the structural representation of another thunderstorm real-time system for monitoring and pre-warning provided in an embodiment of the present invention
Figure；
The server further include: thunderstorm kernel analysis module, thunderstorm warning module, data memory module；
Wherein, the thunderstorm kernel analysis module, according to the positioning result of the lighting location module, in conjunction in a period of time
Lightning frequency and lightning intensity calculate the thunderstorm core space in some region using clustering algorithm, and analyze the differentiation of thunderstorm core
Process；
Specifically, the thunderstorm kernel analysis module receives the processing result of the lighting location module, these thunders and lightnings are determined
Position data are clustered, find out thunderstorm nuclear location.The calculating of thunderstorm core uses DBSCAN algorithm and KMEANS algorithm combines
Mix the processing mode of cluster, DBSCAN algorithm can handle the cluster of different size or shape, and less by noise and from
The influence of group's point, uses the concept based on density；KMEANS algorithm is equivalent to a kind of Statistical Clustering Analysis method, using cluster based on original
The concept of type.In conjunction with the feature of both algorithms respectively, lighting location data are clustered by DBSCAN algorithm first, are gone by we
Except noise spot is divided into one or more cluster, each cluster is classified into a thunderstorm, and each thunderstorm data are then passed through KMEANS
The calculated mass center of algorithm iteration, i.e. thunderstorm caryoplasm heart position；
Wherein, the thunderstorm warning module is analyzed the thunderstorm evolution process of certain a period of time, is developed according to thunder and lightning
Region and intensity of lightning variation tendency set alarm threshold value, when intensity of lightning or evolving speed reach preset threshold,
System can issue voice prompting or short message is reminded；
Specifically, the thunderstorm warning module, which passes through, calculates the distance between same time and thunderstorm core of different time,
Whether in preset threshold range, to determine the relevance between thunderstorm core and thunderstorm core, according to lightning in thunderstorm core
The variation of the frequency, the Fitting Calculation go out thunderstorm power variation tendency, and then can calculate relationship between each thunderstorm core, current thunderstorm core
It is to be developed by which last thunderstorm core to calculate that the evolution history process of single thunderstorm core (becomes strong, dies down, withers away, moving
Direction), and the range and power variation tendency that predictable thunderstorm out is mobile in following a period of time；
Wherein, the data memory module is realized by database access interface by thunder and lightning monitoring data and thunderstorm core point
Analysis processing data storage is into corresponding database；
With reference to Fig. 7, Fig. 7 is the structural representation of another thunderstorm real-time system for monitoring and pre-warning provided in an embodiment of the present invention
Figure；
The PC equipment includes: electric map module, radar map laminating module, air route laminating module, weather nephogram superposition
Module；
Wherein, the electric map module realizes that map amplification, diminution, position are fixed by calling electronic map interface
Position, the functions such as map overlay；
Specifically, the position and lightning strength information that current time lightning occurs are presented in the electric map module,
By selecting different querying conditions, the thunderstorm evolution process of the period can be presented in the electric map module.And
With the lightning of different colours mark varying strength；Staff can be made quickly to navigate to region and the thunderstorm generation of thunderstorm generation
Power, in time prevention and processing thunderstorm accident, avoid more huge economic loss；
The radar map laminating module is radar map to be added in the electric map module to present；
The air route laminating module is aircraft flight air route to be added in the electric map module to present；
The weather nephogram laminating module is weather nephogram to be added in the electric map module to present；Based on this
Invention above-described embodiment, in an alternative embodiment of the invention, with reference to Fig. 8, Fig. 8 is another thunderstorm provided in an embodiment of the present invention
The structural schematic diagram of real-time system for monitoring and pre-warning；
The PC equipment further include: module, the extrapolation of thunderstorm core is presented in thunderstorm core historical track playback module, thunder and lightning gridding
Nowcasting module；
Wherein, the thunderstorm core historical track playback module carries out the inquiry of historical data according to the time that thunderstorm occurs,
The thunderstorm monitoring data and thunderstorm core motion track of the period are presented in the electric map module；
Module is presented in the thunder and lightning gridding, is presented on map after lighting location data are carried out gridding processing, with
The thunder and lightning of different color mark varying strengths；
The thunderstorm core extrapolation nowcasting module changes according to the strong and weak of lightning frequency in a period of time thunderstorm core, intends
It is total to calculate following a period of time thunderstorm power development trend；
The present invention establishes a set of thunderstorm lightning towards airport terminal, Radar Data, satellite cloud picture and other meteorologies
The comprehensive application system of information material effectively improves and monitors water to continuous to the monitoring timeliness of termination environment strong convection system
It is whole to promote existing airport terminal to local strong within the scope of flat, extension terminal is to the monitoring range to airport 300km of Strong Thunderstorm
The monitoring capability and pre-alerting ability of thunderstorm system, to solving, aeronautical meteorology is complicated and changeable, adverse weather conditions are extensive, flight is delayed
The realistic problems such as be on the rise have larger help, have supplied the movable monitoring of strong convection that some weather radars are difficult to search coverage
And early warning.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (7)
1. a kind of thunderstorm real-time system for monitoring and pre-warning, which is characterized in that the thunderstorm real-time monitoring system includes: before at least three
Hold lightning VLF/LF very low frequency/low frequency signal detection device, network transmission module, thunderstorm monitoring early warning monitoring center；Before described
End lightning VLF/LF very low frequency/low frequency signal detection device passes through the network transmission module and the pre- police commissioner of the thunderstorm monitoring
Control center to center communications connection；
The front end lightning VLF/LF very low frequency/low frequency signal detection device includes lightning VLF/LF signal detection sensor die
Block, signal filter module, lightning VLF/LF very low frequency/low frequency signal acquisition module, central processing module, GPS module, storage mould
Block；
The lightning VLF/LF signal acquisition module is used to acquire by the lightning VLF/LF signal detection sensor module
VLF/LF very low frequency/low frequency signal；
The signal filter module is for the VLF/LF very low frequency/low frequency signal to be converted into needed for the central processing unit
Signal form；
The GPS module is connect with the central processing module, can achieve tens nanoseconds using its precision, for realizing institute
It is synchronous with bit clock time service to state front end lightning VLF/LF very low frequency/low frequency signal detection device GPS long range positioning；
For being analyzed and processed to the signal after conversion, and by treated, result passes through the net to the central processing module
Network transmission module is sent to thunderstorm monitoring early warning monitoring center；
The memory module is used to store the data result of the central processing module processing.
2. a kind of thunderstorm real-time system for monitoring and pre-warning according to claim 1, which is characterized in that the front end lightning VLF/
LF very low frequency/low frequency signal detection device further includes network transmission module, and the network transmission module includes that the network switch is set
Standby, 4G/3G/2G wireless network transmission module；Lead between the network transmission module and thunderstorm monitoring early warning monitoring center
It crosses wired or is wirelessly communicatively coupled；The network transmission module is used to send out the processing result of the central processing module
It send to thunderstorm monitoring early warning monitoring center.
3. a kind of thunderstorm real-time system for monitoring and pre-warning according to claim 1, which is characterized in that the thunderstorm real-time monitoring
Early warning system further includes server, PC equipment and mobile device；
The server and the network transmission module communicate to connect, and it is very low to handle the front end lightning VLF/LF for analysis in real time
Frequently the data that/low frequency signal detection device reports；The PC equipment and the mobile device and the server communication, are used for
The data result of the server analysis is presented.
4. a kind of thunderstorm real-time system for monitoring and pre-warning according to claim 3, which is characterized in that the server includes logical
Believe processing module, lighting location module；
The Communications Processor Module is visited by the network transmission module and the front end lightning VLF/LF very low frequency/low frequency signal
It surveys device to be communicated, the data that front end lightning VLF/LF very low frequency/low frequency signal detection device reports described in real-time reception
And protocol analysis is carried out to data；Multiple detection point datas can be realized while be received to the Communications Processor Module, realize point-to-points
Point communication；
The lighting location module analyzes the processing result of the Communications Processor Module in real time, at least obtain three or three with
The electromagnetic field intensity data of upper sensing point calculate position, lightning intensity and lightning hair that lightning occurs according to arrival time difference algorithm
The information such as raw time.
5. a kind of thunderstorm real-time system for monitoring and pre-warning according to claim 3, which is characterized in that server further include: thunder
Sudden and violent kernel analysis module, thunderstorm warning module, data memory module；
The thunderstorm kernel analysis module according to the positioning result of the lighting location module, in conjunction with lightning frequency in a period of time and
Lightning intensity calculates the thunderstorm core space in some region using clustering algorithm, and analyzes the evolution process of thunderstorm core；
The thunderstorm warning module analyzes the thunderstorm evolution process of certain a period of time, develops region according to thunder and lightning
With intensity of lightning variation tendency, alarm threshold value is set, when intensity of lightning or evolving speed reach preset threshold, system can be sent out
Voice prompting or short message are reminded out；
The data memory module is realized thunder and lightning monitoring data and thunderstorm kernel analysis handling number by database access interface
According to storage into corresponding database.
6. a kind of thunderstorm real-time system for monitoring and pre-warning according to claim 3, which is characterized in that the PC equipment includes electricity
Sub- mapping module, radar map laminating module, air route laminating module, weather nephogram laminating module；
The electric map module is realized map amplification, is reduced, position positioning, map overlay by calling electronic map interface
Etc. functions；
The radar map laminating module is radar map to be added in the electric map module to present；
The air route laminating module is aircraft flight air route to be added in the electric map module to present；
The weather nephogram laminating module is weather nephogram to be added in the electric map module to present.
7. a kind of thunderstorm real-time system for monitoring and pre-warning according to claim 3, which is characterized in that the PC equipment further includes
Nowcasting module that module is presented in thunderstorm core historical track playback module, thunder and lightning gridding, thunderstorm core is extrapolated；
The thunderstorm core historical track playback module carries out the inquiry of historical data according to the time that thunderstorm occurs, in the electricity
The thunderstorm monitoring data and thunderstorm core motion track of the period are presented on sub- mapping module；
Module is presented in the thunder and lightning gridding, is presented on map after lighting location data are carried out gridding processing, with difference
Color mark varying strength thunder and lightning；
The thunderstorm core extrapolates nowcasting module, wrings variation according to lightning frequency in a period of time thunderstorm core, fitting is counted
Calculate following a period of time thunderstorm power development trend.
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