CN110399638A - A method of flood and overflow time of origin are calculated according to meteorological data - Google Patents
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Abstract
The present invention relates to source of early warning technical fields, and a kind of method that flood and overflow time of origin are calculated according to meteorological data is disclosed, include the following steps 1) in the installation such as culvert, pond, reservoir and lake for needing to give warning in advance non-contact type ultrasonic water-level gauge.The method for calculating flood and overflow time of origin according to meteorological data, measurement is associated with SEA LEVEL VARIATION by different stage rainfall, the computation model of initialization can be established automatically by the initial data that the rainfall that accumulative truthful data acquire in real time and sort out six ranks generates, without manually going measurement to need the volume of zoning, by refining the minimum of computation unit time, rainfall water level improves the accuracy of calculating to calculate, the data of accumulation are more simultaneously, it is longer using the time, the accuracy of the data and precognition of calculating is higher, it does not need artificially to go to calibrate, the equipment overall cost is low, human input and maintenance cost are low.
Description
Technical field
It is specially a kind of when calculating that flood and overflow occur according to meteorological data the present invention relates to source of early warning technical field
Between method.
Background technique
Urban Flood Waterlogging is huge on city influence, and urban belt is given to come immeasurable loss, urban district waterlogging ponding, traffic
It paralyses, house property is on the hazard, and water resource is contaminated, and disease is spread rapidly, and building facility is ruined, in some instances it may even be possible to be made
At casualties, Freshets roar down from the mountains in remote city, impeded drainage, in addition to the waterlogging ponding of city, also will cause periphery farmland and village quilt
It floods, crops Severe Reduction, cultivates livestock and people's lives and properties are on the hazard, cause serious financial consequences.
Urban Flood Waterlogging early warning system construction at present relatively lags behind, and the monitoring means that existing early warning system uses
Spatial and temporal distributions that are not scientific enough, not accounting for the following rainfall, early warning resultant error is big, cannot really reflect Urban Flood Waterlogging feelings
Condition has a significant impact to disaster-proof measures are formulated, a kind of urban flooding calamity proposed such as 109146140 A of Chinese patent CN
Evil prediction technique can calculate the water accumulating volume of water catchment area following a period of time by weather forecast, and be realized by alarm threshold
Early warning to Urban Flood Waterlogging facilitates city management personnel to formulate scheme of taking precautions against natural calamities accordingly, is directed to culvert underground pipe network at present
Etc. on-line monitoring equipments and system it is very much, but a kind of reckoning in advance for establishing computation model based on general and autonomous learning
The efficiently and accurately calculation method of time, the early warning of flood time and notice push are overflowed, so propose a kind of according to gas
Image data calculates the method for flood and overflow time of origin to solve the problems, such as to propose among the above.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, flood and overflow time of origin are calculated according to meteorological data the present invention provides a kind of
Method, have at low cost, the advantages such as accurate data degree is high, human input and maintenance cost are low solve at present for culvert
There are many on-line monitoring equipments such as underground pipe network and system, but establish computation model based on general and autonomous learning without a kind of
The problem of calculating the efficiently and accurately calculation method for overflowing time, the early warning of flood time and notice push in advance.
(2) technical solution
Above-mentioned at low cost to realize, accurate data degree height, human input and the low purpose of maintenance cost, the present invention provide as follows
Technical solution: the problem to be solved in the present invention is to provide a kind of sides that flood and overflow time of origin are calculated according to meteorological data
Method, comprising the following steps:
1) in the installation such as culvert, pond, reservoir and lake for needing to give warning in advance non-contact type ultrasonic water-level gauge, water level
Meter by Internet of Things serial port module in real time by water level information at least minimum every five seconds once to server transport, it is accurate to improve
Property water level single index maximum statistical unit no more than centimetre, the water-bed distance that initialization is arranged overflows the distance of horizontal plane,
As dangerous level value；
2) be by the small-sized weather station or self-built small big atmosphere in the same region of installation and deployment same township gas
As, by rainfall information, rainfall data needs once to submit drop in real time upwards in maximum time interval every five seconds in the information of station
Rain information is 0.1 millimeter to improve accuracy maximum single index statistical unit；
3) by height above sea level measuring instrument, existing altitude database is obtained, sunykatuib analysis is carried out by computer, delineation is held in advance
The region of easy ponding, chooses the region of limited installation and deployment early warning system, carries out the installation of source of early warning；
4) the self-built computation model stage is initialized, starts to acquire data for the first time when installation, in six different stages of experience
After rainfall can by the different every 0.1 millimeter of rainfall bring SEA LEVEL VARIATION values of index couple, such as initial water level be L centimetres that
One light rain starts to assume to refer to early warning water level as T centimetres then, and L centimetres of water level reaches T cm of water when calculating since rainfall
The number of minutes consumed by position is obtained water level and time that the rainfall of the every 0.1mm of rainfall is promoted, can be extrapolated with this and reach danger
Danger T water level need time, thus by this time be pushed to the interested regulatory authorities culvert different with citizen's advance notice,
The specific time that the SEA LEVEL VARIATION speed of lake, river and cesspool etc. and the dangerous situation of different stage will occur, reach early warning
Purpose；
5) position low to crucial height above sea level installs small-sized gun shaped video camera additional, is used for subsequent continuous calibration data.
Preferably, the rainfall of six different stages is respectively light rain, moderate rain, heavy rain, heavy rain, torrential rain in the step 4)
And extra torrential rain.
Preferably, based on the calculation method that rainfall starts in the step 4) was started by the time for the rainfall for reaching 0.1mm
It calculates.
Preferably, the SEA LEVEL VARIATION value of different rainfalls is set as R1, R2, R3, R4, R5 and R6 in the step 4), together
When R indicate the every 0.1mm of the rainfall of the rank rainfall promoted water level and time ratio, then the spilling time be equal to (T-L) * R
L centimetres of water level reaches the number of minutes consumed by T centimetres of water level when equal to since rainfall.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of sides that flood and overflow time of origin are calculated according to meteorological data
Method, have it is following the utility model has the advantages that
1, the method that flood and overflow time of origin are calculated according to meteorological data, by it is relatively current those pass through in advance
The method for needing the specific sum of cubes space size in region of early warning is calculated, the method more bona fide cost is lower, and can be immediately
According to the rainfall of real-time change carry out data adjustment, avoid rainfall variation when, early warning system prompting produce not in time
Raw problem, by using contactless mini ultrasonic ranging from the low installation cost low-maintenance cost of mode equipment cost
Low, equipment loss is also low, effectively increases the service life of equipment, while reducing maintenance cost, and avoids sundries in water
The phenomenon that being influenced caused by distance-measuring equipment.
2, the method for calculating flood and overflow time of origin according to meteorological data, is needed by rainfall data in step 2)
Once to submit real-time rainfall data in maximum time interval every five seconds upwards, not only on-line monitoring can also be mentioned accurately
Preceding early warning is estimated with the risk that weather forecast carries out in advance is associated with, and survey is associated with SEA LEVEL VARIATION by different stage rainfall
It is fixed, it can be first to establish automatically by adding up the initial data for the rainfall generation that truthful data acquire in real time and sort out six ranks
The computation model of beginningization, without manually going measurement to need the volume of zoning, by refining minimum of computation unit
Time, rainfall water level come calculate improve calculate accuracy, while accumulate data it is more, it is longer using the time, calculating
The accuracy of data and precognition is higher, does not need artificially to go to calibrate, and the equipment whole design scheme is at low cost, accurate data degree
High, human input and maintenance cost are low, and the loss of contactless water-level gauge is low, solve and exist at present for culvert underground pipe network etc.
There are many line monitoring device and system, but overflow without a kind of reckoning in advance for establishing computation model based on general and autonomous learning
The problem of efficiently and accurately calculation method of time, the early warning of flood time and notice push.
Detailed description of the invention
Fig. 1 is a kind of Method And Principle signal that flood and overflow time of origin are calculated according to meteorological data proposed by the present invention
Figure；
Fig. 2 is a kind of method calculation formula that flood and overflow time of origin are calculated according to meteorological data proposed by the present invention
Figure.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical solution in the embodiment of the present invention is clearly and completely retouched
It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
A method of flood and overflow time of origin are calculated according to meteorological data, comprising the following steps:
1) in the installation such as culvert, pond, reservoir and lake for needing to give warning in advance non-contact type ultrasonic water-level gauge, water level
Meter by Internet of Things serial port module in real time by water level information at least minimum every five seconds once to server transport, it is accurate to improve
Property water level single index maximum statistical unit no more than centimetre, the water-bed distance that initialization is arranged overflows the distance of horizontal plane,
As dangerous level value；
2) be by the small-sized weather station or self-built small big atmosphere in the same region of installation and deployment same township gas
As, by rainfall information, rainfall data needs once to submit drop in real time upwards in maximum time interval every five seconds in the information of station
Rain information is 0.1 millimeter to improve accuracy maximum single index statistical unit；
3) by height above sea level measuring instrument, existing altitude database is obtained, sunykatuib analysis is carried out by computer, delineation is held in advance
The region of easy ponding, chooses the region of limited installation and deployment early warning system, carries out the installation of source of early warning；
4) the self-built computation model stage is initialized, starts to acquire data for the first time when installation, in six different stages of experience
After rainfall can by the different every 0.1 millimeter of rainfall bring SEA LEVEL VARIATION values of index couple, such as initial water level be L centimetres that
One light rain starts to assume to refer to early warning water level as T centimetres then, and L centimetres of water level reaches T cm of water when calculating since rainfall
The number of minutes consumed by position is obtained water level and time that the rainfall of the every 0.1mm of rainfall is promoted, can be extrapolated with this and reach danger
Danger T water level need time, thus by this time be pushed to the interested regulatory authorities culvert different with citizen's advance notice,
The specific time that the SEA LEVEL VARIATION speed of lake, river and cesspool etc. and the dangerous situation of different stage will occur, reach early warning
Purpose；
5) position low to crucial height above sea level installs small-sized gun shaped video camera additional, is used for subsequent continuous calibration data.
Embodiment one:
1) in the installation such as culvert, pond, reservoir and lake for needing to give warning in advance non-contact type ultrasonic water-level gauge, water level
Meter by Internet of Things serial port module in real time by water level information at least minimum every five seconds once to server transport, it is accurate to improve
Property water level single index maximum statistical unit no more than centimetre, the water-bed distance that initialization is arranged overflows the distance of horizontal plane,
As dangerous level value；
2) be by the small-sized weather station or self-built small big atmosphere in the same region of installation and deployment same township gas
As, by rainfall information, rainfall data needs once to submit drop in real time upwards in maximum time interval every five seconds in the information of station
Rain information, acquisition rainfall grade are R1, are 0.1 millimeter to improve accuracy maximum single index statistical unit；
3) by height above sea level measuring instrument, existing altitude database is obtained, sunykatuib analysis is carried out by computer, delineation is held in advance
The region of easy ponding, chooses the region of limited installation and deployment early warning system, carries out the installation of source of early warning；
4) the self-built computation model stage is initialized, starts to acquire data for the first time when installation, in six different stages of experience
Can be by the different every 0.1 millimeter of rainfall bring SEA LEVEL VARIATION values of index couple after rainfall, such as initial water level is 100 centimetres
That light rain starts to assume to refer to early warning water level as 200 centimetres then, and 100 centimetres of water levels reach when calculating since rainfall
The number of minutes consumed by 200 centimetres of water levels, obtains the water level of the rainfall promotion of the every 0.1mm of rainfall and time R1 is 0.06, with
This can extrapolate the time that 200 water levels for reaching dangerous need, so that this time is pushed to interested regulatory authorities and city
The SEA LEVEL VARIATION speed of the different culvert of people's advance notice, lake, river and cesspool etc. and the dangerous situation of different stage will go out
The existing specific time, achieve the purpose that early warning；
5) position low to crucial height above sea level installs small-sized gun shaped video camera additional, is used for subsequent continuous calibration data.
Embodiment two:
1) in the installation such as culvert, pond, reservoir and lake for needing to give warning in advance non-contact type ultrasonic water-level gauge, water level
Meter by Internet of Things serial port module in real time by water level information at least minimum every five seconds once to server transport, it is accurate to improve
Property water level single index maximum statistical unit no more than centimetre, the water-bed distance that initialization is arranged overflows the distance of horizontal plane,
As dangerous level value；
2) be by the small-sized weather station or self-built small big atmosphere in the same region of installation and deployment same township gas
As, by rainfall information, rainfall data needs once to submit drop in real time upwards in maximum time interval every five seconds in the information of station
Rain information, acquisition rainfall grade are R3, are 0.1 millimeter to improve accuracy maximum single index statistical unit；
3) by height above sea level measuring instrument, existing altitude database is obtained, sunykatuib analysis is carried out by computer, delineation is held in advance
The region of easy ponding, chooses the region of limited installation and deployment early warning system, carries out the installation of source of early warning；
4) the self-built computation model stage is initialized, starts to acquire data for the first time when installation, in six different stages of experience
Can be by the different every 0.1 millimeter of rainfall bring SEA LEVEL VARIATION values of index couple after rainfall, such as initial water level is 100 centimetres
That light rain starts to assume to refer to early warning water level as 200 centimetres then, and 100 centimetres of water levels reach when calculating since rainfall
The number of minutes consumed by 200 centimetres of water levels, obtains the water level of the rainfall promotion of the every 0.1mm of rainfall and time R3 is 0.03, with
This can extrapolate the time that 200 water levels for reaching dangerous need, so that this time is pushed to interested regulatory authorities and city
The SEA LEVEL VARIATION speed of the different culvert of people's advance notice, lake, river and cesspool etc. and the dangerous situation of different stage will go out
The existing specific time, achieve the purpose that early warning；
5) position low to crucial height above sea level installs small-sized gun shaped video camera additional, is used for subsequent continuous calibration data.
Embodiment three:
1) in the installation such as culvert, pond, reservoir and lake for needing to give warning in advance non-contact type ultrasonic water-level gauge, water level
Meter by Internet of Things serial port module in real time by water level information at least minimum every five seconds once to server transport, it is accurate to improve
Property water level single index maximum statistical unit no more than centimetre, the water-bed distance that initialization is arranged overflows the distance of horizontal plane,
As dangerous level value；
2) be by the small-sized weather station or self-built small big atmosphere in the same region of installation and deployment same township gas
As, by rainfall information, rainfall data needs once to submit drop in real time upwards in maximum time interval every five seconds in the information of station
Rain information, acquisition rainfall grade are R6, are 0.1 millimeter to improve accuracy maximum single index statistical unit；
3) by height above sea level measuring instrument, existing altitude database is obtained, sunykatuib analysis is carried out by computer, delineation is held in advance
The region of easy ponding, chooses the region of limited installation and deployment early warning system, carries out the installation of source of early warning；
4) the self-built computation model stage is initialized, starts to acquire data for the first time when installation, in six different stages of experience
Can be by the different every 0.1 millimeter of rainfall bring SEA LEVEL VARIATION values of index couple after rainfall, such as initial water level is 100 centimetres
That light rain starts to assume to refer to early warning water level as 200 centimetres then, and 100 centimetres of water levels reach when calculating since rainfall
The number of minutes consumed by 200 centimetres of water levels, obtains the water level of the rainfall promotion of the every 0.1mm of rainfall and time R6 is 0.17, with
This can extrapolate the time that 200 water levels for reaching dangerous need, so that this time is pushed to interested regulatory authorities and city
The SEA LEVEL VARIATION speed of the different culvert of people's advance notice, lake, river and cesspool etc. and the dangerous situation of different stage will go out
The existing specific time, achieve the purpose that early warning；
5) position low to crucial height above sea level installs small-sized gun shaped video camera additional, is used for subsequent continuous calibration data.
The beneficial effects of the present invention are: the method for calculating flood and overflow time of origin according to meteorological data, passes through phase
To it is current those need by calculating in advance the method for the specific sum of cubes space size in region of early warning, the method is truer
Cost is lower, and the adjustment that data are carried out according to the rainfall of real-time change that can be instant, when avoiding rainfall variation, early warning
System alert is led to the problem of not in time, by using contactless mini ultrasonic ranging from the low peace of mode equipment cost
It is at low cost to dress up this low-maintenance, equipment loss is also low, the service life of equipment is effectively increased, while reducing maintenance cost,
And avoid the phenomenon that sundries is influenced caused by distance-measuring equipment in water.
Also, the method for calculating flood and overflow time of origin according to meteorological data, passes through rainfall data in step 2)
It needs once to submit real-time rainfall data upwards in maximum time interval every five seconds, not only on-line monitoring can also be accurate
Give warning in advance and be associated with the risk that weather forecast carries out in advance and estimate, be associated with by different stage rainfall with SEA LEVEL VARIATION
Measurement can be established automatically by the initial data that the rainfall that accumulative truthful data acquire in real time and sort out six ranks generates
The computation model of initialization, without manually going measurement to need the volume of zoning, by refining minimum of computation list
Position the time, rainfall water level come calculate improve calculate accuracy, while accumulate data it is more, it is longer using the time, calculate
Data and precognition accuracy it is higher, do not need artificially to go to calibrate, the equipment whole design scheme is at low cost, accurate data degree
High, human input and maintenance cost are low, and the loss of contactless water-level gauge is low, solve and exist at present for culvert underground pipe network etc.
There are many line monitoring device and system, but overflow without a kind of reckoning in advance for establishing computation model based on general and autonomous learning
The problem of efficiently and accurately calculation method of time, the early warning of flood time and notice push.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of method for calculating flood and overflow time of origin according to meteorological data, which comprises the following steps:
1) in the installation such as culvert, pond, reservoir and lake for needing to give warning in advance non-contact type ultrasonic water-level gauge, water-level gauge is logical
Cross Internet of Things serial port module in real time by water level information at least minimum every five seconds once to server transport, to improve accuracy water
For the maximum statistical unit of position single index no more than centimetre, the water-bed distance that initialization is arranged overflows the distance of horizontal plane, as
Dangerous level value；
2) be by the small-sized weather station or self-built small big atmosphere in the same region of installation and deployment same township weather station
By rainfall information in information, rainfall data needs once real-time rainfall to be submitted to believe upwards in maximum time interval every five seconds
Breath is 0.1 millimeter to improve accuracy maximum single index statistical unit；
3) by height above sea level measuring instrument, existing altitude database is obtained, sunykatuib analysis is carried out by computer, delineation is easy product in advance
The region of water chooses the region of limited installation and deployment early warning system, carries out the installation of source of early warning；
4) the self-built computation model stage is initialized, starts to acquire data for the first time when installation, in the rainfall for undergoing six different stages
Later can by the different every 0.1 millimeter of rainfall bring SEA LEVEL VARIATION value of index couple, such as initial water level be L centimetres that
Light rain starts to assume to refer to early warning water level as T centimetres then, and L centimetres of water level reaches T centimetres of water level institute when calculating since rainfall
The number of minutes of consumption is obtained water level and time that the rainfall of the every 0.1mm of rainfall is promoted, can be extrapolated with this and reach danger
The time that T water level needs, so that this time is pushed to the interested regulatory authorities culvert different with citizen's advance notice, lake
The specific time that the SEA LEVEL VARIATION speed of pool, river and cesspool etc. and the dangerous situation of different stage will occur, reach early warning
Purpose；
5) position low to crucial height above sea level installs small-sized gun shaped video camera additional, is used for subsequent continuous calibration data.
2. the method according to claim 1 for calculating flood and overflow time of origin according to meteorological data, which is characterized in that
The rainfall of six different stages is respectively light rain, moderate rain, heavy rain, heavy rain, torrential rain and extra torrential rain in the step 4).
3. the method according to claim 1 for calculating flood and overflow time of origin according to meteorological data, which is characterized in that
The calculation method that rainfall starts in the step 4) is started to calculate by the time for the rainfall for reaching 0.1mm.
4. the method according to claim 1 or 2 for calculating flood and overflow time of origin according to meteorological data, feature exist
In the SEA LEVEL VARIATION value of different rainfalls being set as R1, R2, R3, R4, R5 and R6 in the step 4), while R indicates the rank
The every 0.1mm of rainfall rainfall promoted water level and time ratio, then the spilling time be equal to (T-L) * R be equal to since rainfall
When L centimetres of water level reach the number of minutes consumed by T centimetres of water level.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111476676A (en) * | 2020-04-02 | 2020-07-31 | 中国水利水电科学研究院 | Intelligent classification and classification scheduling method for small town watershed |
| CN112506994A (en) * | 2020-12-07 | 2021-03-16 | 广东电网有限责任公司电力科学研究院 | Power equipment flood hidden danger point monitoring and early warning method and related device |
| CN112799154A (en) * | 2020-12-28 | 2021-05-14 | 恒瑞通（福建）信息技术有限公司 | Ecological environment big data prediction and early warning method and terminal |
| CN113742818A (en) * | 2021-08-12 | 2021-12-03 | 中交第四航务工程勘察设计院有限公司 | Multi-factor composite early warning and forecasting method for municipal road water accumulation |
| CN113969888A (en) * | 2021-09-14 | 2022-01-25 | 华翔翔能科技股份有限公司 | Device and method for controlling water pump to start and stop by using water level |
| CN114463946A (en) * | 2022-01-11 | 2022-05-10 | 探路者(上海)数字技术有限公司 | Intelligent flood early warning system and method |
| CN114821974A (en) * | 2022-05-06 | 2022-07-29 | 雷浩伟 | Rainstorm early warning monitoring method and system for remote mountainous area |
| CN117131810A (en) * | 2023-10-26 | 2023-11-28 | 长沙市规划勘测设计研究院 | Rain and flood regulation and storage simulation system and method based on system dynamics |
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