CN102426672B - Flood inundation analysis and early warning system for power transmission facilities - Google Patents

Flood inundation analysis and early warning system for power transmission facilities Download PDF

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Publication number
CN102426672B
CN102426672B CN201110215213.2A CN201110215213A CN102426672B CN 102426672 B CN102426672 B CN 102426672B CN 201110215213 A CN201110215213 A CN 201110215213A CN 102426672 B CN102426672 B CN 102426672B
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flood
analysis
power transmission
inundation
data
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CN102426672A (en
Inventor
朱时阳
王凯
邓雨荣
谢植飚
李明贵
陆小艺
叶家发
刘改进
吕泽承
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GUANGXI G-ENERGY INFORMATION ENGINEERING Co Ltd
Electric Power Research Institute Guangxi Power Grid Co Ltd
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GUANGXI G-ENERGY INFORMATION ENGINEERING Co Ltd
Electric Power Research Institute Guangxi Power Grid Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A10/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
    • Y02A10/40Controlling or monitoring, e.g. of flood or hurricane; Forecasting, e.g. risk assessment or mapping

Abstract

The invention discloses a flood inundation analysis and early warning system for power transmission facilities. The system is composed of a flood inundation analysis module, a data presentation module, a flood inundation statistic output module, a power transmission facility inundation knowledge base module and a early warning module, can quickly, accurately and scientifically simulate, measure and calculate the flood inundation range around the power transmission facilities and the water depth distribution of the inundated area, and can respectively present the analysis result in two-dimensional and three-dimensional views so as to report the inundation state of the power transmission facilities and early warn the inundation risk of the power transmission facilities, thereby providing important information support and decision basis for flood prevention and disaster mitigation for the power transmission facilities.

Description

Power transmission facility analysis of flood inundation and early warning system
Technical field
The invention belongs to electric power facility to prevent and reduce natural disasters field, particularly relate to power transmission facility analysis of flood inundation and early warning system.
Background technology
Overhead transmission line is crisscross, be distributed on wilderness with being continuous and unbroken, with a varied topography changeable residing for its corridor.All kinds of power transmission facility is very easily subject to the impact of external environment, and wherein flood is the key factor threatening power transmission facility safe operation always.
Current, power department mainly understands according to weather forecast and the observation of artificial regimen the situation that power transmission facility suffers flood, this way had both consumed a large amount of manpower and materials, accurately cannot obtain again influence degree and the condition of a disaster development trend that power transmission facility is subject to big flood, thus to the huge difficulty that flood control and disaster reduction work brings.For this reason, set up a set of perfect power transmission facility analysis of flood inundation and early warning system, fast, accurately, scientifically simulate and calculate method for flood submerged area and the flooding area water depth distribution of power transmission facility periphery, and automatically send early warning for the flood disaster risk that power transmission facility faces, immediately carry out to instruct operations staff and safeguard and repairing work, significant to electrical network flood control and disaster reduction.
Summary of the invention
The object of this invention is to provide a kind of power transmission facility analysis of flood inundation and early warning system.Not only can be power transmission facility flood-protection to destroy important foundation is provided, can also the floodage of very first time alarm power transmission facility, the flood disaster risk of early warning power transmission facility, thus provide important information support and decision-making foundation for power transmission facility flood control and disaster reduction.
The present invention is the experience according to operations staff, comprehensive existing geodata, rain condition distribution plan, positive photograph picture figure, weather data and be subject to the genetic analysis data of flooding power transmission facility, corresponding analog form is taked to carry out analysis of flood inundation, in conditions such as existing rainfall, scientifically simulate and calculate the method for flood submerged area of power transmission facility periphery and flooding area water depth distribution and may occur in following a period of time flood situation, then comprehensive power transmission facility floods knowledge base, the floodage of auto-alarming power transmission facility, the flood disaster risk that early warning power transmission facility may face.
The scheme of technical solution problem of the present invention is as follows:
Power transmission facility analysis of flood inundation and early warning system by analysis of flood inundation module, data display module, flood inundation on tracks adds up output module, power transmission facility floods base module and warning module five parts form; Interrelated between each module, influence each other.
1. analysis of flood inundation module
1) formation of each parts and function
Analysis of flood inundation module comprises basic geological study data, mathematic flooding model, flood inundation on tracks controling parameters, analysis of flood inundation calculating, analysis of flood inundation result five parts, and wherein basic geological study packet is containing the hydrologic data such as flood sources, dam storehouse and DEM numeral high-level model.
Analysis of flood inundation module forms mathematic flooding model according to the hydrologic data storehouses such as the flood sources in basic geological study data, dam and these three parameters of DEM numeral high-level model, add flood inundation on tracks controling parameters thereupon, carry out analysis of flood inundation calculating, finally obtain analysis of flood inundation result, it comprises continuous print flooded area.
2) analysis of flood inundation flow process
Step one: first input precipitation region, i.e. flood sources, the basis of DEM numeral high-level model is extracted the DEM altitude figures in precipitation region, obtains mathematic flooding model in conjunction with hydrologic data storehouse raw data such as dams.
Step 2: input flood inundation on tracks controling parameters, comprising the time interval, simulation process shows in real time, floods analysis in real time; Within each time interval, according to the analysis of flood inundation algorithm that mathematic flooding model is corresponding, flood analysis in real time, then carry out corresponding iteration and circulation.
Step 3: in each iterative process, first judge whether precipitation terminates, if terminate, judge whether flood model reaches balanced, namely within a certain period of time, ignore earth's surface and absorb, the natural causes such as atmospheric evaporation, flood inundation on tracks region no longer changes, flood inundation on tracks region enters relative static conditions, along with the change of time, can be judged that flood inundation on tracks region no longer changes by the threshold values of specifying; If not yet terminate, return and proceed to flood analysis in real time.
Step 4: judge whether mathematic flooding model reaches balanced, if reach equilibrium, floods to analyze and terminates; If not yet reach equilibrium, return and proceed to flood analysis in real time.
Step 5: export analysis of flood inundation result, as continuous print flooded area.
2. data display module
1) formation of each parts and function
Structure: data display module comprises data input, analysis of flood inundation result, GIS overlay analysis, GIS overlay analysis result, GIS superposition shows and three-dimension GIS shows six parts, and data input mainly comprises DEM numeral high-level model, topomap, administrative map, positive photograph picture figure and other related data.
Function: data display module utilizes topomap and administrative map to carry out GIS overlay analysis, then in conjunction with analysis of flood inundation result, obtain GIS overlay analysis result; Carry out three-dimension GIS displaying according to GIS overlay analysis result input data, three-dimension GIS shows that also comprising two-dimension GIS shows, completes GIS superposition on this basis show in conjunction with GIS overlay analysis result.
2) data display block process
The main flow of data display module is as follows:
Step one: inputted by data, input DEM numeral high-level model, topomap, administrative map, positive photograph picture figure and other related data, obtain the raw data needed for the calculating of data display module.
Step 2: the continuous print flooded area of extracting gained in analysis of flood inundation result, Combining with terrain figure and administrative map carry out the calculating of GIS overlay analysis, obtain GIS overlay analysis result.
Step 3: all data in utilizing data to input, and above-mentioned GIS overlay analysis result, obtains three-dimension GIS and shows, and carries out GIS superposition displaying on this basis, thus completes whole data display.
3. flood inundation on tracks statistics output module
Analysis of flood inundation module comprises power transmission facility data, GIS overlay analysis result and flood inundation on tracks statistics output three part, it carries out analytical calculation in conjunction with power transmission facility data, GIS overlay analysis result, obtain flood inundation on tracks statistics to export, the output of flood inundation on tracks statistics comprises flooded area, inundated area, the flooding area depth of water and power transmission facility floodage.
4. power transmission facility floods base module
Power transmission facility floods base module and comprises power transmission facility data, is subject to transmission line equipment, easily the flood device class of flood impact, data mining and power transmission facility and floods knowledge base five part, it carries out data mining to power transmission facility data, the data of transmission line equipment and easy flood device class three aspect that is subject to flood impact, obtains power transmission facility and floods knowledge base.
5. warning module
1) formation of each parts and function
Warning module comprises analysis of flood inundation and calculates, analysis of flood inundation result, power transmission facility floods knowledge base, early warning exports five parts, warning module is actual is according to analysis of flood inundation result, flood knowledge base in conjunction with power transmission facility, whether real-time judge power transmission facility is submerged, and determines whether export early warning information according to judged result.
2) warning module analysis process
Step one: input power transmission facility floods knowledge base, extracts analysis of flood inundation result from system.
Step 2: overlay analysis is carried out to the data of flooding analysis result and power transmission facility knowledge base in real time, obtains power transmission facility and flood situation, and flood knowledge base according to power transmission facility and judge that current situation of flooding is the need of early warning.
Step 3: if need early warning to export, then by the representation more intuitively such as highlighted, warning, early warning exports, otherwise directly enters step 4.
Step 4: judge whether mathematic flooding model reaches balanced, namely within a certain period of time, ignore earth's surface to absorb, the natural causes such as atmospheric evaporation, flood inundation on tracks region no longer changes, flood inundation on tracks region enters relative static conditions, along with the change of time, can be judged that flood inundation on tracks region no longer changes by the threshold values of specifying; If not yet terminate, proceed to flood analysis in real time, then return step 2, otherwise proceed to step 5.
Whether whether step 5: flood reaches equilibrium state, flood to analyze and terminate, flood knowledge base in conjunction with transmission facility, export transmission facility and flood form, mainly comprise the transmission facility flooded, flood, dangerous, is dangerous with regard to alarm, and advises maintenance program etc.
The present invention's advantage compared with the prior art has:
1. power transmission facility analysis of flood inundation and early warning system, can simulate, predict and show method for flood submerged area and flooding area water depth distribution fast, accurately, scientifically, analysis result can be shown respectively in two and three dimensions view, is convenient to the whole forming process of comprehensive, the three-dimensional understanding flood of related personnel and the power transmission facility influence degree by big flood.
2. this system can be power transmission facility flood-protection and destroys and provide important foundation, can the floodage of prompt alarm power transmission facility, the flood disaster risk of early warning power transmission facility, thus provides important information support and decision-making foundation for power transmission facility flood control and disaster reduction.
3. this system interface is succinct, easy and simple to handle, and portable good, reliability is high, is convenient to staff and learns to use.
Accompanying drawing explanation
Fig. 1 is system architecture schematic diagram of the present invention.
Fig. 2 is analysis of flood inundation modular structure schematic diagram of the present invention.
Fig. 3 is analysis of flood inundation process flow diagram of the present invention.
Fig. 4 is data display modular structure schematic diagram of the present invention.
Fig. 5 is flood inundation on tracks of the present invention statistics output module structural representation.
Fig. 6 is that power transmission facility of the present invention floods base module structural representation.
Fig. 7 is warning module structural representation of the present invention.
Fig. 8 is warning module process flow diagram of the present invention.
In figure: analysis of flood inundation module 1, data display module 2, flood inundation on tracks statistics output module 3, power transmission facility floods base module 4, warning module 5, basic geological study data 6, mathematic flooding model 7, flood inundation on tracks controling parameters 8, analysis of flood inundation calculates 9, analysis of flood inundation result 10, flood sources 11, the hydrologic data storehouses 12 such as dam, DEM numeral high-level model 13, data input 14, GIS overlay analysis 15, GIS overlay analysis result 16, three-dimension GIS shows 17, GIS superposes displaying 18, landform Figure 19, administrative division Figure 20, positive photograph is as Figure 21, power transmission facility data 22, the output 23 of flood inundation on tracks statistics, be subject to the transmission facility 24 of flood impact, easy flood device class 25, data mining 26, power transmission facility floods knowledge base 27, early warning exports 28.
Embodiment
Below by way of embodiment, the invention will be further described by reference to the accompanying drawings.
System architecture of the present invention as shown in Figure 1, power transmission facility analysis of flood inundation and early warning system by analysis of flood inundation module 1, data display module 2, flood inundation on tracks adds up output module 3, power transmission facility floods base module 4 and warning module 5 five parts form.Power transmission facility analysis of flood inundation and early warning system, in flood-inundated simulation process, flooded area and existing power transmission facility data are compared, draw existing power transmission facility whether exist the probability that may be submerged and may occur flood degree, flood knowledge base 27 with power transmission facility and compare analysis, the floodage of auto-alarming power transmission facility, the flood disaster risk that early warning power transmission facility may face, and the solution that power transmission facility analysis of flood inundation and early warning system are provided advise together with submit to user, determine whether the process such as maintenance are carried out to the power transmission facility be submerged by user again.
As shown in Figure 2, analysis of flood inundation module 1 comprises basic geological study data 6, mathematic flooding model 7, flood inundation on tracks controling parameters 8, analysis of flood inundation calculating 9, analysis of flood inundation result 10 5 parts to analysis of flood inundation modular structure of the present invention.Wherein basic geological study data 6 comprise the hydrologic data storehouses 12 such as flood sources 11, dam and DEM numeral high-level model 13.
According to flood sources, mathematic flooding model 7 can be divided into passive flooding to flood two kinds with active.Passive flooding the situation that clearly cannot provide flood sources such as to flood mainly for precipitation, unrestrained dike formula, its principle of work is according to earth's surface elevation DEM, calculate the basic earth's surface such as mountain valley, ridge, watershed divide, depression, water delivering orifice key element, As time goes on, the water level of flood influence scope improves comprehensively, flood, progressively to lower stream, enters mountain valley, depression.Actively flood mainly for reservoir spillway, dike breaching, flood clearly can provide the situation of flood sources from dyke breaking inflow flooding area etc., its principle of work is the connectedness according to landform, and flood along connected region stream, finally enters mountain valley, depression with certain flow and speed.
As shown in Figure 3, the flow process realizing analysis of flood inundation module 1 is as follows for analysis of flood inundation flow process of the present invention:
Step one: first input precipitation region, i.e. flood sources, the basis of DEM numeral high-level model is extracted the DEM altitude figures in precipitation region, obtains mathematic flooding model in conjunction with raw data such as hydrologic data storehouse such as dams;
Step 2: input flood inundation on tracks controling parameters, comprising the time interval, simulation process shows in real time, floods analysis in real time; Within each time interval, according to the analysis of flood inundation algorithm that mathematic flooding model is corresponding, flood analysis in real time, then carry out corresponding iteration and circulation;
Step 3: in each iterative process, first judge whether precipitation terminates, if terminate, judge whether flood model reaches balanced, and namely flood inundation on tracks region enters relative static conditions, along with the change of time, can be judged by the threshold values of specifying that flood inundation on tracks region no longer changes; If not yet terminate, return and proceed to flood analysis in real time;
Step 4: judge whether mathematic flooding model reaches balanced, if reach equilibrium, floods to analyze and terminates; If not yet reach equilibrium, return and proceed to flood analysis in real time;
Step 5: export analysis of flood inundation result, as continuous print flooded area.
As shown in Figure 4, data display module 2 comprises data input 14, analysis of flood inundation result 10, GIS overlay analysis 15, GIS overlay analysis result 16, three-dimension GIS displaying 17 and GIS and superposes displaying 18 6 parts data display modular structure of the present invention.Data input 14 mainly comprises DEM numeral high-level model 13, landform Figure 19, administrative division Figure 20, positive photograph as Figure 21 and other related data.Data display module 2 can be demonstrated the process that flood is formed by 3-D view, is convenient to the whole of comprehensive, the three-dimensional understanding flood of related personnel
The main flow of data display module 2 is as follows: forming process and real time status.Wherein three-dimension GIS shows the function also comprising two-dimension GIS and show.
Step one: by data input 14, input DEM numeral high-level model 13, landform Figure 19, administrative division Figure 20, positive photograph, as Figure 21 and other related data, obtain data display module 2 and calculate required raw data;
Step 2: the continuous print flooded area of extracting gained in analysis of flood inundation result 10, Combining with terrain Figure 19 and administrative division Figure 20 carries out GIS overlay analysis 15 and calculates, and obtains GIS overlay analysis result 16;
Step 3: utilize data to input all data in 14, and above-mentioned GIS overlay analysis result 16, obtain three-dimension GIS and show 17, and carry out GIS superposition displaying 18 on this basis, thus complete whole data display.
As shown in Figure 5, flood inundation on tracks statistics output module 3 adds up output 23 3 part by power transmission facility data 22, GIS overlay analysis result 16 and flood inundation on tracks to flood inundation on tracks statistics output module structure of the present invention.Carry out analytical calculation in conjunction with power transmission facility data 22 and GIS overlay analysis result 16, obtain the output 23 of flood inundation on tracks statistics.The information that the output 23 of flood inundation on tracks statistics comprises has flooded area, inundated area, the flooding area depth of water and power transmission facility floodage.By the analysis to statistics Output rusults, operations staff can be familiar with the real time status of flood more comprehensively, simultaneously also can predict one of the tendency of flood in a period of time in future important reference as power transmission facility analysis of flood inundation and early warning system.
Power transmission facility of the present invention floods base module structure as shown in Figure 6, power transmission facility flood base module 4 by power transmission facility data 22, be subject to transmission facility 24, easily flood device class 25 that flood affects, data mining 26 and power transmission facility and flood knowledge base 27 5 parts and form.Flood data by analyzing existing power transmission facility, comprise the power transmission facility be once submerged, the origin cause of formation of flooding, is subject to the degree of flooding etc., carries out grade classification to the degree of flooding that is subject to of power transmission facility, forms existing power transmission facility data 22.Data mining 26 is carried out on power transmission facility data 22, the data of transmission line equipment 24, easily flood device class 25 3 aspect that is subject to flood impact, obtains power transmission facility and flood knowledge base 27.
As shown in Figure 7, warning module 5 comprises analysis of flood inundation and calculates 9 warning module structure of the present invention, and analysis of flood inundation result 10, power transmission facility floods knowledge base 27, and early warning exports 28 4 parts.Warning module 5 is actual is according to analysis of flood inundation result 10, and flood knowledge base 27 in conjunction with power transmission facility, whether real-time judge power transmission facility is submerged, and determines whether export early warning information according to judged result.
As shown in Figure 8, the key step realizing warning module 5 is as follows for warning module flow process of the present invention:
Step one: input power transmission facility floods knowledge base, extracts analysis of flood inundation result from system;
Step 2: overlay analysis is carried out to the data of analysis of flood inundation result and power transmission facility knowledge base, obtains power transmission facility and flood situation, and flood knowledge base according to power transmission facility and judge that the situation of flooding of current power transmission facility is the need of early warning;
Step 3: if need early warning to export, then by the representation more intuitively such as highlighted, warning, early warning exports, otherwise directly enters step 4;
Step 4: judge whether mathematic flooding model reaches balanced, namely within a certain period of time, ignore earth's surface to absorb, the natural causes such as atmospheric evaporation, flood inundation on tracks region no longer changes, flood inundation on tracks region enters relative static conditions, along with the change of time, can be judged that flood inundation on tracks region no longer changes by the threshold values of specifying; If not yet terminate, proceed to flood analysis in real time, then return step 2, otherwise proceed to step 5;
Whether whether step 5: flood reaches equilibrium state, flood to analyze and terminate, flood knowledge base in conjunction with transmission facility, export transmission facility and flood form, mainly comprise the transmission facility flooded, flood, dangerous (alarm), the maintenance program etc. of suggestion.
Power transmission facility analysis of flood inundation and early warning system, by analyzing flood sources, the hydrologic data storehouses such as dam, DEM numeral high-level model, administrative map, the data such as positive photograph picture figure, correspondingly calculate, scientifically simulate and calculate method for flood submerged area and the flooding area water depth distribution of power transmission facility periphery, flooded area and existing power transmission facility data are compared, draw existing power transmission facility whether exist the probability that may be submerged and may occur flood degree, the floodage of auto-alarming power transmission facility, the flood disaster risk that early warning power transmission facility may face, and the solution provided in knowledge base suggestion is submitted to user together, immediately carry out to instruct operations staff and safeguard and repairing work, significant to electrical network flood control and disaster reduction.

Claims (1)

1. power transmission facility analysis of flood inundation and early warning system, is characterized in that, this system by analysis of flood inundation module, data display module, flood inundation on tracks add up output module, power transmission facility floods base module and warning module five parts form; Interrelated between each module, influence each other;
1) analysis of flood inundation module
(1) formation of each parts and function
Analysis of flood inundation module comprises basic geological study data, mathematic flooding model, flood inundation on tracks controling parameters, analysis of flood inundation calculating, analysis of flood inundation result five parts, and wherein basic geological study packet is containing flood sources, dam hydrologic data storehouse and DEM numeral high-level model;
Analysis of flood inundation module forms mathematic flooding model according to the flood sources in basic geological study data, dam hydrologic data storehouse and these three parameters of DEM numeral high-level model, add flood inundation on tracks controling parameters thereupon, carry out analysis of flood inundation calculating, finally obtain analysis of flood inundation result, it comprises continuous print flooded area;
(2) analysis of flood inundation flow process
Step one: first input precipitation region, i.e. flood sources, the basis of DEM numeral high-level model is extracted the DEM altitude figures in precipitation region, obtains mathematic flooding model in conjunction with dam hydrologic data storehouse raw data;
Step 2: input flood inundation on tracks controling parameters, comprising the time interval, simulation process shows in real time, floods analysis in real time; Within each time interval, according to the analysis of flood inundation algorithm that mathematic flooding model is corresponding, flood analysis in real time, then carry out corresponding iteration and circulation;
Step 3: in each iterative process, first judge whether precipitation terminates, if terminate, judge whether flood model reaches balanced, namely within a certain period of time, ignore earth's surface and absorb, the natural cause impact of atmospheric evaporation, flood inundation on tracks region no longer changes, flood inundation on tracks region enters relative static conditions, along with the change of time, judges that flood inundation on tracks region no longer changes by the threshold values of specifying; If not yet terminate, return and proceed to flood analysis in real time;
Step 4: judge whether mathematic flooding model reaches balanced, if reach equilibrium, floods to analyze and terminates; If not yet reach equilibrium, return and proceed to flood analysis in real time;
Step 5: export analysis of flood inundation result, it comprises continuous print flooded area;
2) data display module
(1) formation of each parts and function
Structure: data display module comprises data input, analysis of flood inundation result, GIS overlay analysis, GIS overlay analysis result, GIS superposition shows and three-dimension GIS shows six parts, and data input mainly comprises DEM numeral high-level model, topomap, administrative map, positive photograph picture figure and other related data;
Function: data display module utilizes topomap and administrative map to carry out GIS overlay analysis, then in conjunction with analysis of flood inundation result, obtain GIS overlay analysis result; Carry out three-dimension GIS displaying according to GIS overlay analysis result input data, three-dimension GIS shows that also comprising two-dimension GIS shows, completes GIS superposition on this basis show in conjunction with GIS overlay analysis result;
(2) data display block process
The main flow of data display module is as follows:
Step one: inputted by data, input DEM numeral high-level model, topomap, administrative map, positive photograph picture figure and other related data, obtain the raw data needed for the calculating of data display module;
Step 2: the continuous print flooded area of extracting gained in analysis of flood inundation result, Combining with terrain figure and administrative map carry out the calculating of GIS overlay analysis, obtain GIS overlay analysis result;
Step 3: all data in utilizing data to input, and above-mentioned GIS overlay analysis result, obtains three-dimension GIS and shows, and carries out GIS superposition displaying on this basis, thus completes whole data display;
3) flood inundation on tracks statistics output module
Analysis of flood inundation module comprises power transmission facility data, GIS overlay analysis result and flood inundation on tracks statistics output three part, it carries out analytical calculation in conjunction with power transmission facility data, GIS overlay analysis result, obtain flood inundation on tracks statistics to export, the output of flood inundation on tracks statistics comprises flooded area, inundated area, the flooding area depth of water and power transmission facility floodage;
4) power transmission facility floods base module
Power transmission facility floods base module and comprises power transmission facility data, is subject to transmission line equipment, easily the flood device class of flood impact, data mining and power transmission facility and floods knowledge base five part, it carries out data mining to power transmission facility data, the data of transmission line equipment and easy flood device class three aspect that is subject to flood impact, obtains power transmission facility and floods knowledge base;
5) warning module
(1) formation of each parts and function
Warning module comprises analysis of flood inundation and calculates, analysis of flood inundation result, power transmission facility floods knowledge base, early warning exports five parts, warning module is actual is according to analysis of flood inundation result, flood knowledge base in conjunction with power transmission facility, whether real-time judge power transmission facility is submerged, and determines whether export early warning information according to judged result;
(2) warning module analysis process
Step one: input power transmission facility floods knowledge base, extracts analysis of flood inundation result from system;
Step 2: overlay analysis is carried out to the data of flooding analysis result and power transmission facility knowledge base in real time, obtains power transmission facility and flood situation, and flood knowledge base according to power transmission facility and judge that current situation of flooding is the need of early warning;
Step 3: if need early warning to export, then by representation that is highlighted, that report to the police, early warning exports, otherwise directly enters step 4;
Step 4: judge whether mathematic flooding model reaches balanced, namely within a certain period of time, ignore earth's surface to absorb, the natural cause impact of atmospheric evaporation, flood inundation on tracks region no longer changes, flood inundation on tracks region enters relative static conditions, along with the change of time, judges that flood inundation on tracks region no longer changes by the threshold values of specifying; If not yet terminate, proceed to flood analysis in real time, then return step 2, otherwise proceed to step 5;
Whether whether step 5: flood reaches equilibrium state, flood to analyze and terminate, flood knowledge base in conjunction with transmission facility, export transmission facility and flood form, mainly comprise the transmission facility flooded, flood, dangerous, is dangerous with regard to alarm, and advises maintenance program.
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