CN108765238A - A method of it is calculated by grid model and realizes grid water early warning - Google Patents
A method of it is calculated by grid model and realizes grid water early warning Download PDFInfo
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- CN108765238A CN108765238A CN201810518830.1A CN201810518830A CN108765238A CN 108765238 A CN108765238 A CN 108765238A CN 201810518830 A CN201810518830 A CN 201810518830A CN 108765238 A CN108765238 A CN 108765238A
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Abstract
Method that realizing grid water early warning is calculated by grid model the present invention relates to a kind of, by acquiring following rainfall product data and real-time monitoring data and the relevant data of other hydrology, on the basis of after mesh generation, be obtained by calculation following several days on each grid water transfinite information.And the water information that transfinites is converted by visual interface by gis Cartographic Techniques.User can in system at any time check the following several days water early warning situations in grid area, facilitate and preferably protected masses' life and property safety.
Description
Technical field
The present invention relates to flood control is information-based and base takes precautions against natural calamities application field, especially it is a kind of passing through grid model and calculate realize
The method of grid water early warning.
Background technology
Early warning take precautions against natural calamities as one of component part important in organizational framework of taking precautions against natural calamities, plays and can not estimate in the condition of a disaster prevention
The effect of amount.In the course of work is taken precautions against natural calamities in current flood control, various, changeable phenomenon that there are the condition of a disasters, while lacking coming few hours
Early warning remind.Currently, the condition of a disaster system early warning in each province and city is relatively simple, it is stronger to real-time monitoring data dependence.It leads
Cause lacks effective time for preventing the condition of a disaster with shifting masses' resource.Existing the condition of a disaster system exists to monitoring data dependence
By force, the problem that type of prediction area is relatively simple, prediction is not prompt enough.In order to solve the problems, such as appeal, propose one kind to have obtained
Under conditions of taking premised on following rainfall data, the future may appear the area of the condition of a disaster and carried out by system automatic decision
Early warning.The condition of a disaster early warning to coming few hours can be carried out in advance.
Invention content
Method that realizing grid water early warning is calculated by grid model the purpose of the present invention is to provide a kind of, to overcome
Defect existing in the prior art.
To achieve the above object, the technical scheme is that：One kind is calculated by grid model realizes that grid water is pre-
Alert method, is realized in accordance with the following steps：
Step S1：Mesh generation is carried out to prewarning area to be detected；Using the criteria for classifying in mountain area, Plain, by early warning to be detected
Region carries out the division of grid, mountain area grid and Plain grid is obtained, as corresponding grid to be detected；
Step S2：For different grids to be detected, the rainfall, water level, water quality of the prediction in the following preset number of days are obtained, is uploaded
To server；
Step S3：The current rainfall of each grid to be detected of acquisition in real time, water level, water quality, it is current to calculate grid to be detected
Water data or waterlevel data, be uploaded to server；
Step S4：The data that the server is obtained according to step S2 calculate water or SEA LEVEL VARIATION trend curve；For mountain area
Grid calculates water change trend curve, judges whether corresponding water alreadys exceed preset warning flood limit flow, and according to
Acquired water generates the flow warning information of several flow grades；For Plain grid, it is bent to calculate SEA LEVEL VARIATION trend
Line, judges whether corresponding water level alreadys exceed preset warning flood season limit level, and generates several according to acquired water level
The water level warning information of water level grade；
Step S5：The server according to the current water data of the grid to be detected of acquisition or waterlevel data, respectively it is corresponding with
The flow warning information or water level warning information are compared, and obtain the corresponding warning grade of grid to be detected and the early warning
The corresponding early warning water level of grade or early warning water, and store to database；
Step S6：Warning grade and corresponding early warning water level or early warning water are passed through a visual system by the server
It is shown；The server is based on GIS map after database obtains corresponding information, by warning grade and correspondence
Early warning water level or early warning water shown on map, the corresponding grid in alert status can be into line flicker and Map
The variation of layer is reminded.
Compared to the prior art, the invention has the advantages that：It is proposed by the present invention a kind of real by grid model calculating
The method of existing grid water early warning, the method for obtaining grid water using the following rainfall of acquisition to realize grid water early warning,
Method by acquiring the following rainfall, can estimate the water early warning details of coming few hours, can improve the reaction speed of early warning
Degree and largely time shift people's life safety and property.The area of early warning is also not limited to plain river.With a large amount of
The meaning of popularization.
Description of the drawings
Fig. 1 is a kind of flow chart calculating the method for realizing grid water early warning by grid model proposed by the present invention.
Specific implementation mode
Below in conjunction with the accompanying drawings, technical scheme of the present invention is specifically described.
The present invention provides a kind of method calculating realization grid water early warning by grid model, as shown in Figure 1, including such as
Lower step：
1, mesh generation is carried out to prewarning area.Using the criteria for classifying in mountain area, Plain, early warning area is subjected to drawing for grid
Point.It can effectively be directed to the warning information calculating that different regions type carries out various rule in this way.Warning information can be more
Accurately.Mesh generation is carried out to prewarning area to be detected；Using the criteria for classifying in mountain area, Plain, by prewarning area to be detected into
The division of row grid obtains mountain area grid and Plain grid, as corresponding grid to be detected.
2, for different grids to be detected, the rainfall, water level, water quality of the prediction in the following preset number of days is obtained, is uploaded
To server.The rainfall and other hydrographic datas of following several days of acquisition.Following forecast data being capable of better help system
It calculates following water variation tendency and judges whether corresponding water alreadys exceed the preset flood amount of restricting water supply, and corresponded to
Warning information
3, the current rainfall of each grid to be detected of acquisition in real time, water level, water quality, calculate the current water of grid to be detected
Data or waterlevel data, are uploaded to server.The monitoring data such as acquisition rainfall, water level in real time.System is by real time monitoring
Rainfall, waterlevel data can obtain water data existing for current grid, and final forecast result error can be made to become smaller, allowed pre-
The result of report is more acurrate.
4, the data that server is obtained according to step S2 calculate water or SEA LEVEL VARIATION trend curve；For mountain area grid,
Water change trend curve is calculated, judges whether corresponding water alreadys exceed preset warning flood limit flow, and according to being obtained
The water taken generates the flow warning information of several flow grades；For Plain grid, SEA LEVEL VARIATION trend curve is calculated, is sentenced
Whether the corresponding water level that breaks alreadys exceed preset warning flood season limit level, and generates several water levels etc. according to acquired water level
The water level warning information of grade.Server-side converts obtained forecast information to corresponding warning information by a series of rule,
Different grids has some hydrographic informations of different calculations and needs.Service can be in early period by some water in grid
The data of text, population etc generate corresponding warning value.The rain condition data that service system is come by comparing warning value with acquisition,
To obtain specific warning data.
5, server corresponds to and the stream respectively according to the current water data of the grid to be detected of acquisition or waterlevel data
Amount warning information or water level warning information are compared, and obtain the corresponding warning grade of grid to be detected and the warning grade pair
The early warning water level or early warning water answered, and store to database.
6, server carries out warning grade and corresponding early warning water level or early warning water by a visual system
Displaying；Server is based on GIS map after database obtains corresponding information, by warning grade and corresponding early warning water
Position or early warning water are shown on map, and the corresponding grid in alert status can be into the variation of line flicker and map layer
It is reminded.It converts warning data to visual system to be shown, after database obtains corresponding warning information, lead to
The technology for crossing GIS map is shown warning information by the concept of upper thread, for the net in alert status on map
Lattice can be into the prompting of line flicker and other modes.It can allow user that can more intuitively know which place has the condition of a disaster, Ke Yigeng
Good deprotection.
The above are preferred embodiments of the present invention, all any changes made according to the technical solution of the present invention, and generated function is made
When with range without departing from technical solution of the present invention, all belong to the scope of protection of the present invention.
Claims (1)
1. a kind of calculating the method for realizing grid water early warning by grid model, which is characterized in that realize in accordance with the following steps：
Step S1：Mesh generation is carried out to prewarning area to be detected；Using the criteria for classifying in mountain area, Plain, by early warning to be detected
Region carries out the division of grid, mountain area grid and Plain grid is obtained, as corresponding grid to be detected；
Step S2：For different grids to be detected, the rainfall, water level, water quality of the prediction in the following preset number of days are obtained, is uploaded
To server；
Step S3：The current rainfall of each grid to be detected of acquisition in real time, water level, water quality, it is current to calculate grid to be detected
Water data or waterlevel data, be uploaded to server；
Step S4：The data that the server is obtained according to step S2 calculate water or SEA LEVEL VARIATION trend curve；For mountain area
Grid calculates water change trend curve, judges whether corresponding water alreadys exceed preset warning flood limit flow, and according to
Acquired water generates the flow warning information of several flow grades；For Plain grid, it is bent to calculate SEA LEVEL VARIATION trend
Line, judges whether corresponding water level alreadys exceed preset warning flood season limit level, and generates several according to acquired water level
The water level warning information of water level grade；
Step S5：The server according to the current water data of the grid to be detected of acquisition or waterlevel data, respectively it is corresponding with
The flow warning information or water level warning information are compared, and obtain the corresponding warning grade of grid to be detected and the early warning
The corresponding early warning water level of grade or early warning water, and store to database；
Step S6：Warning grade and corresponding early warning water level or early warning water are passed through a visual system by the server
It is shown；The server is based on GIS map after database obtains corresponding information, by warning grade and correspondence
Early warning water level or early warning water shown on map, the corresponding grid in alert status can be into line flicker and Map
The variation of layer is reminded.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810518830.1A CN108765238A (en) | 2018-05-25 | 2018-05-25 | A method of it is calculated by grid model and realizes grid water early warning |
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| CN201810518830.1A CN108765238A (en) | 2018-05-25 | 2018-05-25 | A method of it is calculated by grid model and realizes grid water early warning |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110705759A (en) * | 2019-09-18 | 2020-01-17 | 平安科技（深圳）有限公司 | Water level early warning monitoring method and device, storage medium and electronic equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030212493A1 (en) * | 2002-03-26 | 2003-11-13 | Shuichi Tanahashi | Disaster predicting method, disaster predicting apparatus, disaster predicting program, and computer-readable recording medium recorded with disaster predicting program |
| CN105302777A (en) * | 2015-09-25 | 2016-02-03 | 福建四创软件有限公司 | Water environment information displaying method and system based on grid dynamic play |
| CN106844531A (en) * | 2016-12-29 | 2017-06-13 | 福建四创软件有限公司 | A kind of flood control command based on grid studies and judges system |
-
2018
- 2018-05-25 CN CN201810518830.1A patent/CN108765238A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030212493A1 (en) * | 2002-03-26 | 2003-11-13 | Shuichi Tanahashi | Disaster predicting method, disaster predicting apparatus, disaster predicting program, and computer-readable recording medium recorded with disaster predicting program |
| CN105302777A (en) * | 2015-09-25 | 2016-02-03 | 福建四创软件有限公司 | Water environment information displaying method and system based on grid dynamic play |
| CN106844531A (en) * | 2016-12-29 | 2017-06-13 | 福建四创软件有限公司 | A kind of flood control command based on grid studies and judges system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110705759A (en) * | 2019-09-18 | 2020-01-17 | 平安科技（深圳）有限公司 | Water level early warning monitoring method and device, storage medium and electronic equipment |
| CN110705759B (en) * | 2019-09-18 | 2022-06-03 | 平安科技（深圳）有限公司 | Water level early warning monitoring method and device, storage medium and electronic equipment |
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