CN114821974A - Rainstorm early warning monitoring method and system for remote mountainous area - Google Patents
Rainstorm early warning monitoring method and system for remote mountainous area Download PDFInfo
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Abstract
The invention discloses a rainstorm early warning monitoring method and system for a remote mountain area, which specifically comprise the following steps: step one, data acquisition and analysis; step two, monitoring in a grading way; step three, information summarization; step four, manual observation, the invention relates to the technical field of disaster prevention and reduction of torrential rain and torrential flood disasters. This remote mountain area uses torrential rain early warning monitoring method and system, utilize automated inspection and artifical detection complex mode, realize the effective early warning to mountain area torrential rain torrential flood, the condition of leaking police has effectively been avoided, and arrange in order through the data to the river reach outburst torrential flood of the past year, find the law that corresponds the river reach and take place the torrential flood, regard as early warning data with the abrupt change value of river reach liquid level, can effectively realize early warning in advance, thereby guarantee excellent early warning effect, through carrying out artifical the verification to unusual sign, it has very big torrential flood abnormal risk to judge, guarantee sending out smoothly of early warning information, provide the time guarantee for personnel's urgent evacuation.
Description
Technical Field
The invention relates to the technical field of early warning and monitoring, in particular to a method and a system for early warning and monitoring of rainstorm for a remote mountain area.
Background
The torrential rain disaster refers to a flood disaster caused by rainfall in a hilly area and a disaster that causes damage to national economy and people's lives and properties such as debris flow and landslide induced by torrential rain, and has the characteristics of burstiness, water concentration, high destructive power and the like, the current torrential rain torrent flood disaster early warning system in China generally takes rainfall and water level as early warning indexes, for a river channel in a remote mountainous area, collapse and blockage often occur in the torrential rain torrent flood process, even a runner is newly opened up, only rainfall and river section water level are taken as early warning indexes, the phenomenon of missed warning is easy to occur, and the early warning effect is poor, so that the torrential rain early warning monitoring method and the system for the remote mountainous area are provided, the effective early warning of the torrent mountains in the mountainous area is realized by utilizing a mode of matching automatic detection and manual detection, the condition of missed warning is effectively avoided, and the information of the torrent mountainous areas in the river history can be arranged, the law that the corresponding river reach generates the mountain torrents is found, and the abrupt change value of the liquid level of the river reach is used as early warning data, so that early warning can be effectively realized, and the excellent early warning effect is ensured.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a rainstorm early warning monitoring method and system for a remote mountainous area, and solves the problems that the phenomenon of alarm leakage is easy to occur and the early warning effect is poor only by taking rainfall and river water level as early warning indexes.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a rainstorm early warning and monitoring method for a remote mountain area specifically comprises the following steps:
step one, data acquisition and analysis: collecting data of mountain river reach when torrential rain breaks out of mountain floods in the past year through a data collecting and analyzing unit, analyzing rainfall and river reach liquid level rising speed, constructing a relation graph of the rainfall and the river reach liquid level rising speed, marking the rainfall of a part with the steep rising speed of the river reach liquid level, judging that the rainfall value is a river reach liquid level change critical value, judging that the rainfall and the above range are the rainfall alarm threshold value of the river reach, and taking the liquid level value of the river reach when the river reach liquid level rises steeply as the liquid level alarm threshold value of the river reach;
step two, grading monitoring: using a grading monitoring unit to take the rainfall below the rainfall alarm threshold in the step one as a rainfall safety threshold, taking the river reach liquid level below the liquid level alarm threshold as a liquid level safety threshold, monitoring the liquid level of the river reach in the mountainous area in real time during rainfall to obtain real-time river reach liquid level data, synchronizing the river reach liquid level data into an information summarizing unit in real time after comparing with the liquid level safety threshold, acquiring the rainfall data in real time, synchronizing the rainfall data into the information summarizing unit in real time after comparing with the rainfall safety threshold, sending a river reach liquid level early warning mark to the information summarizing unit when the actually monitored liquid level value is higher than the liquid level safety threshold, and sending a rainfall early warning mark to the information summarizing unit when the real-time rainfall is higher than the rainfall safety threshold;
step three, information summarization: after the information collecting unit receives the real-time river reach liquid level data and the real-time rainfall data which are synchronized in the step two, the information collecting unit performs correlation analysis on the river reach liquid level and the rainfall according to the relation graph of the rainfall and the rise speed of the river reach liquid level obtained in the step one, predicts the subsequent change of the river reach liquid level value according to the rainfall, compares and verifies a predicted value with the real-time synchronized river reach liquid level data, determines that the trend of the river reach liquid level is within a set error range, directly triggers automatic early warning information when the predicted value after the safe evacuation time exceeds a liquid level safety threshold value, directly triggers the automatic early warning information when the river reach liquid level early warning mark is received, triggers the automatic early warning information after the rainfall early warning mark is received, compares the river reach liquid level when the rainfall early warning mark is received, and when the rise speed of the river reach liquid level exceeds the set error range, judging the occurrence of abnormality, and reporting the abnormal condition to a manual observation unit;
step four, manual observation: and when the artificial observation unit receives the abnormal report sent in the third step, observing the river reach liquid level identifier through the remote monitoring equipment, and manually initiating early warning information after determining that the river reach liquid level value is accurate.
Through adopting above-mentioned technical scheme, utilize automatic detection and artifical detection complex mode, realize effectively the early warning to the torrential rain torrential flood in mountain area, effectively avoided the condition of leaking police to through the data to the outburst torrential flood of river reach of the past year, find the law that corresponds the river reach and take place the torrential flood, regard as early warning data with the abrupt change value of river reach liquid level, can effectively realize early warning in advance, thereby guarantee excellent early warning effect.
The invention also discloses a rainstorm early warning and monitoring system for the remote mountainous area, which comprises a rainstorm mountain flood early warning system, wherein the rainstorm mountain flood early warning system comprises a data acquisition and analysis unit, a grading monitoring unit, an information gathering unit and an artificial observation unit, the data acquisition and analysis unit is respectively butted with the grading monitoring unit and the information gathering unit, and the information gathering unit is respectively butted with the grading monitoring unit and the artificial observation unit.
The invention is further configured to: the data acquisition and analysis unit comprises a river section mountain torrent data acquisition module, a precipitation data analysis module and a critical value judgment module;
the river reach torrent data acquisition module is used for acquiring data of a mountain area river reach which torrent caused by rainstorm occurs in the past year, and specifically comprises rainfall and liquid level values of the corresponding river reach at different times;
the rainfall data analysis module is used for analyzing rainfall and the rise speed of the river reach liquid level to construct a relation graph of the rainfall and the rise speed of the river reach liquid level;
the critical value judging module is used for marking rainfall of the part with the steep rising speed of the river reach, judging that the rainfall value is the river reach liquid level change critical value, judging that the rainfall and the above range are the rainfall alarm threshold value of the river reach, and taking the liquid level value when the river reach liquid level rises steeply as the liquid level alarm threshold value of the river reach.
By adopting the technical scheme, a relation graph of rainfall and river reach liquid level rising speed is constructed, a channel is provided for the change research of the river reach liquid level rising speed, rainfall data and river reach liquid level data do not need to be collected at the same time, the torrential flood early warning under the rainstorm environment can be realized, the monitoring is more stable and safer, the alarm threshold value is set for the steep rising value of the river reach liquid level, the early warning information is guaranteed to be real and effective, and meanwhile, sufficient time is provided for evacuation before the torrential flood occurs.
The invention is further configured to: the grading monitoring unit comprises a river reach liquid level monitoring module, a rainfall monitoring module, a gradient dividing module and an early warning identification module, wherein the river reach liquid level monitoring module is in butt joint with the rainfall monitoring module, the rainfall monitoring module is in butt joint with the gradient dividing module, and the gradient dividing module is in butt joint with the early warning identification module.
The invention is further configured to: the river reach liquid level monitoring module is used for monitoring the liquid level of the river reach in the mountainous area in real time, acquiring real-time data of the liquid level of the river reach and then synchronizing the liquid level data of the river reach into the information gathering unit in real time;
the rainfall monitoring module is used for acquiring rainfall data in real time and then synchronizing the rainfall data to the information summarizing unit in real time;
the gradient division module is used for taking the rainfall below the rainfall alarm threshold as a rainfall safety threshold, and taking the river reach liquid level below the liquid level alarm threshold as a liquid level safety threshold;
the early warning identification module is used for sending river reach liquid level early warning identification to the information gathering unit when the actual monitoring liquid level value is higher than the liquid level safety threshold value, and sending rainfall early warning identification to the information gathering unit when the real-time rainfall is higher than the rainfall safety threshold value.
The invention is further configured to: the information gathering unit comprises a liquid level precipitation correlation module, a rising comparison monitoring module, an automatic early warning module and an abnormal identification module, wherein the liquid level precipitation correlation module is in butt joint with the rising comparison monitoring module, the rising comparison monitoring module is in butt joint with the automatic early warning module, and the automatic early warning module is in butt joint with the abnormal identification module.
The invention is further configured to: the liquid level precipitation correlation module is used for performing correlation analysis on the river reach liquid level and the precipitation according to a relation graph of precipitation and the rise speed of the river reach liquid level, which is obtained in the data acquisition and analysis unit, after receiving the synchronous real-time river reach liquid level data and the real-time precipitation data in the grading monitoring unit, and predicting the subsequent change of the river reach liquid level value according to the precipitation;
the rising comparison monitoring module is used for comparing and verifying the predicted value and the real-time synchronous river reach liquid level data, and directly triggering automatic early warning information when the predicted value after the safe evacuation time exceeds a liquid level safety threshold after determining that the trend of the river reach liquid level is within a set error range;
the automatic early warning module is used for directly triggering automatic early warning information when receiving a river reach liquid level early warning mark, and triggering the automatic early warning information after receiving a rainfall early warning mark;
and the abnormal identification module is used for comparing the river reach liquid level when the rainfall early warning identification is received, judging that abnormality occurs when the rising speed of the river reach liquid level exceeds a set error range, and reporting the abnormal condition to the artificial observation unit.
The invention is further configured to: the manual observation unit comprises a remote monitoring module and a manual early warning module;
the remote monitoring module is used for observing the river reach liquid level identification through remote monitoring equipment when receiving the abnormal report sent by the information summarizing unit;
and the manual early warning module is used for manually initiating early warning information after determining that the river reach liquid level value is accurate and correct.
Through adopting above-mentioned technical scheme, carry out artifical the verification to unusual sign, guarantee the true effective back of river reach liquid level monitoring data, can judge that monitoring river reach upper reaches part has taken place to block up and lead to the river water gathering, perhaps take place the condition of reposition of redundant personnel flood discharge for river reach low reaches part, judge to have very big torrential flood abnormal risk, guarantee sending smoothly of early warning information, provide the time guarantee for personnel's urgent evacuation.
(III) advantageous effects
The invention provides a rainstorm early warning monitoring method and system for a remote mountain area. The method has the following beneficial effects:
(1) this torrential rain early warning monitoring method and system for remote mountain area through utilizing automated inspection and artifical detection complex mode, realizes the effective early warning to the torrential rain torrential flood of mountain area, has effectively avoided the condition of leaking police to through the data to the outburst torrential flood of river reach of the past year, find the law that corresponds the river reach and take place the torrential flood, regard as early warning data with the abrupt change value of river reach liquid level, can effectively realize early warning in advance, thereby guarantee excellent early warning effect.
(2) The rainstorm early warning monitoring method and the rainstorm early warning monitoring system for the remote mountainous area provide a channel for researching the change of the rising speed of the liquid level of the river reach by constructing a relation graph of the rainfall and the rising speed of the liquid level of the river reach, and do not need to acquire rainfall data and the liquid level data of the river reach at the same time, so that the early warning of the torrential rain can be realized, the monitoring is more stable and safer, the alarm threshold value is set for the steep rising value of the liquid level of the river reach, the real and effective early warning information is ensured, and sufficient time is provided for evacuation before the torrential rain burst.
(3) According to the rainstorm early warning monitoring method and system for the remote mountainous area, through manual checking of the abnormal identification, after the fact that river water is gathered due to blocking of the upstream part of the monitored river section or diversion flood discharge of the downstream part of the river section is carried out is guaranteed, the fact that a very large mountain torrent abnormal risk exists is judged, smooth sending of early warning information is guaranteed, and time guarantee is provided for emergency evacuation of personnel.
Drawings
FIG. 1 is a schematic block diagram of the system of the present invention;
FIG. 2 is a schematic block diagram of a system of a data acquisition and analysis unit according to the present invention;
FIG. 3 is a schematic block diagram of a system of a hierarchical monitoring unit of the present invention;
FIG. 4 is a system schematic block diagram of an information summary unit of the present invention;
FIG. 5 is a schematic block diagram of a system of the artificial observation unit of the present invention.
In the figure, 1, a rainstorm and torrential flood early warning system; 2. a data acquisition and analysis unit; 3. a grading monitoring unit; 4. an information summarizing unit; 5. a manual observation unit; 6. a river reach torrent data acquisition module; 7. a precipitation data analysis module; 8. a critical value judging module; 9. a river reach liquid level monitoring module; 10. a rainfall amount monitoring module; 11. a gradient partitioning module; 12. an early warning identification module; 13. a liquid level precipitation correlation module; 14. an ascending comparison monitoring module; 15. an automatic early warning module; 16. an anomaly identification module; 17. a remote monitoring module; 18. and a manual early warning module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention provides a technical solution: a rainstorm early warning and monitoring method for a remote mountain area specifically comprises the following steps:
step one, data acquisition and analysis: collecting data of mountain river reach when torrential rain breaks out of mountain floods in the past year through a data collecting and analyzing unit 2, analyzing rainfall and river reach liquid level rising speed, constructing a relation graph of the rainfall and the river reach liquid level rising speed, marking the rainfall of a part with the steep rising speed of the river reach liquid level, judging that the rainfall is a river reach liquid level change critical value, judging that the rainfall and the above range are the rainfall alarm threshold value of the river reach, and taking the liquid level value of the river reach when the river reach liquid level rises steeply as the liquid level alarm threshold value of the river reach;
step two, grading monitoring: using the grading monitoring unit 3 to use the rainfall below the rainfall alarm threshold in the step one as a rainfall safety threshold, using the river reach liquid level below the liquid level alarm threshold as a liquid level safety threshold, monitoring the liquid level of the river reach in the mountainous area in real time during rainfall to obtain real-time river reach liquid level data, synchronizing the river reach liquid level data into the information summarizing unit 4 in real time after comparing with the liquid level safety threshold, acquiring the rainfall data in real time, synchronizing the rainfall data into the information summarizing unit 4 in real time after comparing with the rainfall safety threshold, sending a river reach liquid level early warning mark to the information summarizing unit 4 when the actually monitored liquid level value is higher than the liquid level safety threshold, and sending a rainfall early warning mark to the information summarizing unit 4 when the real-time rainfall is higher than the rainfall safety threshold;
step three, information summarization: after receiving the real-time river reach liquid level data and the real-time rainfall data which are synchronized in the step two, the information summarizing unit 4 performs correlation analysis on the river reach liquid level and the rainfall according to the relation graph of the rainfall and the rise speed of the river reach liquid level obtained in the step one, predicts the subsequent change of the river reach liquid level value according to the rainfall, compares and verifies a predicted value with the real-time synchronized river reach liquid level data, determines that the trend of the river reach liquid level is within a set error range, directly triggers automatic early warning information when the predicted value after the safe evacuation time exceeds a liquid level safety threshold value, directly triggers the automatic early warning information when receiving the river reach liquid level early warning mark, triggers the automatic early warning information after receiving the rainfall early warning mark, compares the river reach liquid level when receiving the rainfall early warning mark, and when the rise speed of the river reach liquid level exceeds the set error range, judging the occurrence of abnormality, and reporting the abnormal condition to the artificial observation unit 5;
step four, manual observation: when the artificial observation unit 5 receives the abnormal report sent in the third step, the river reach liquid level identifier is observed through the remote monitoring equipment, after the liquid level value of the river reach is determined to be accurate, the situation that the upstream part of the monitored river reach is blocked to cause river water accumulation or the situation that the downstream part of the river reach is subjected to diversion flood discharge can be judged, the situation that the mountain torrent flood occurs is judged to have a great abnormal risk, and early warning information is manually initiated.
Foretell remote mountain area is with torrential rain early warning monitoring system, as shown in figure 1, including torrential rain torrential flood early warning system 1, torrential rain torrential flood early warning system 1 includes data acquisition and analysis unit 2, hierarchical monitoring unit 3, information gathering unit 4 and manual observation unit 5.
As a preferred scheme, as shown in fig. 2, the data acquisition and analysis unit 2 includes a river reach torrent data acquisition module 6, a precipitation data analysis module 7, and a critical value determination module 8, and further, the river reach torrent data acquisition module 6 is configured to acquire data of a mountain reach which is caused by rainstorm and outbreak of torrent in the past year, specifically including rainfall and liquid level values of corresponding river reach at different times;
the rainfall data analysis module 7 is used for analyzing the rainfall and the rise speed of the river reach liquid level to construct a relation graph of the rainfall and the rise speed of the river reach liquid level;
the critical value judging module 8 is used for marking the rainfall of the part with the steep rising speed of the river reach, judging that the rainfall value is the river reach liquid level change critical value, judging that the rainfall and the above range are the rainfall alarm threshold value of the river reach, and taking the liquid level value when the river reach liquid level rises steeply as the liquid level alarm threshold value of the river reach.
As a preferred scheme, the data acquisition and analysis unit 2 is in butt joint with the grading monitoring unit 3, as shown in fig. 3, the grading monitoring unit 3 includes a river reach liquid level monitoring module 9, a rainfall monitoring module 10, a gradient division module 11 and an early warning identification module 12, the river reach liquid level monitoring module 9 is in butt joint with the rainfall monitoring module 10, the rainfall monitoring module 10 is in butt joint with the gradient division module 11, the gradient division module 11 is in butt joint with the early warning identification module 12, further, the river reach liquid level monitoring module 9 is used for monitoring the liquid level of the river reach in the mountainous area in real time to obtain real-time liquid level data of the river reach, and then synchronizing the liquid level data of the river reach to the information collecting unit 4 in real time;
the rainfall monitoring module 10 is used for acquiring rainfall data in real time and then synchronizing the rainfall data to the information summarizing unit 4 in real time;
the gradient division module 11 is configured to use the rainfall below the rainfall alarm threshold as a rainfall safety threshold, and use the river reach liquid level below the liquid level alarm threshold as a liquid level safety threshold;
the early warning identification module 12 is configured to send a river reach liquid level early warning identification to the information summarizing unit 4 when the actual monitored liquid level value is higher than the liquid level safety threshold, and send a rainfall early warning identification to the information summarizing unit 4 when the real-time rainfall is higher than the rainfall safety threshold.
Preferably, the information summarizing unit 4 is respectively connected with the grading monitoring unit 3 and the manual observation unit 5, as shown in fig. 4, the information summarizing unit 4 includes a liquid level precipitation association module 13, a rise comparison monitoring module 14, an automatic early warning module 15 and an anomaly identification module 16, the liquid level precipitation association module 13 is connected with the rise comparison monitoring module 14, the rise comparison monitoring module 14 is connected with the automatic early warning module 15, the automatic early warning module 15 is connected with the anomaly identification module 16, further, after the liquid level precipitation association module 13 is used for receiving the synchronous real-time river reach liquid level data and real-time precipitation data in the grading monitoring unit 3, performing correlation analysis on the river reach liquid level and the rainfall according to a relation graph of the rainfall and the rising speed of the river reach liquid level, which is obtained in the data acquisition and analysis unit 2, and predicting the subsequent change of the river reach liquid level value according to the rainfall;
the rising comparison monitoring module 14 is used for comparing and verifying the predicted value and the real-time synchronous river reach liquid level data, and directly triggering automatic early warning information when the predicted value after the safe evacuation time exceeds a liquid level safety threshold after determining that the trend of the river reach liquid level is within a set error range;
the automatic early warning module 15 is used for directly triggering automatic early warning information when receiving a river reach liquid level early warning identifier, and triggering automatic early warning information after receiving a rainfall early warning identifier;
the abnormal identification module 16 is used for comparing the river reach liquid level when the rainfall early warning identification is received, judging that abnormality occurs when the rising speed of the river reach liquid level exceeds a set error range, and reporting the abnormal condition to the artificial observation unit 5.
As a preferred scheme, the data acquisition and analysis unit 2 is in butt joint with the information summarizing unit 4, as shown in fig. 5, the manual observation unit 5 includes a remote monitoring module 17 and a manual early warning module 18, and further, the remote monitoring module 17 is configured to observe the river reach liquid level identifier through a remote monitoring device when receiving the exception report sent by the information summarizing unit 4;
the manual early warning module 18 is used for manually initiating early warning information after determining that the river reach liquid level value is accurate and correct.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A rainstorm early warning monitoring method for a remote mountain area is characterized by comprising the following steps: the method specifically comprises the following steps:
step one, data acquisition and analysis: collecting data of mountain river reach when the mountain river reach is exposed to torrential rain and flood in the past year through a data collecting and analyzing unit (2), analyzing rainfall and river reach liquid level rising speed, constructing a relation graph of the rainfall and the river reach liquid level rising speed, marking the rising part of the river reach liquid level rising speed in a steep rising way, judging that the rainfall is a river reach liquid level change critical value, judging that the rainfall and the above range are the rainfall alarm threshold value of the river reach, and taking the liquid level value when the river reach liquid level rises in a steep rising way as the liquid level alarm threshold value of the river reach;
step two, grading monitoring: using the graded monitoring unit (3) to take the rainfall below the rainfall alarm threshold in the step one as a rainfall safety threshold, taking the river reach liquid level below the liquid level alarm threshold as a liquid level safety threshold, monitoring the liquid level of the river reach in the mountain area in real time during rainfall to obtain real-time river reach liquid level data, synchronizing the river reach liquid level data into the information summarizing unit (4) in real time after comparing with the liquid level safety threshold, acquiring the rainfall data in real time, synchronizing the rainfall data into the information summarizing unit (4) in real time after comparing with the rainfall safety threshold, sending a river reach liquid level early warning identifier to the information summarizing unit (4) when the actually monitored liquid level value is higher than the liquid level safety threshold, and sending a rainfall early warning identifier to the information summarizing unit (4) when the real-time rainfall is higher than the rainfall safety threshold;
step three, information summarization: after receiving the real-time river reach liquid level data and the real-time rainfall data which are synchronized in the step two, the information gathering unit (4) performs correlation analysis on the river reach liquid level and the rainfall according to the relation graph of the rainfall and the rise speed of the river reach liquid level obtained in the step one, predicts the subsequent change of the river reach liquid level value according to the rainfall, compares and verifies a predicted value with the real-time synchronized river reach liquid level data, determines that the trend of the river reach liquid level is within a set error range, directly triggers automatic early warning information when the predicted value after the safe evacuation time exceeds a liquid level safety threshold value, directly triggers the automatic early warning information when receiving the river reach liquid level early warning mark, triggers the automatic early warning information after receiving the rainfall early warning mark, compares the river reach liquid level when receiving the rainfall early warning mark, and when the rise speed of the river reach liquid level exceeds the set error range, judging the occurrence of abnormality, and reporting the abnormal condition to a manual observation unit (5);
step four, manual observation: and when the artificial observation unit (5) receives the abnormal report sent in the third step, the remote monitoring equipment is used for observing the river reach liquid level mark, and after the river reach liquid level value is determined to be accurate, the early warning information is manually initiated.
2. The utility model provides a rainstorm early warning monitoring system is used in remote mountain area, includes rainstorm mountain torrent early warning system (1), its characterized in that: torrential rain torrent and torrent flood early warning system (1) includes data acquisition and analysis unit (2), hierarchical monitoring unit (3), information summarization unit (4) and artifical observation unit (5), data acquisition and analysis unit (2) dock with hierarchical monitoring unit (3) and information summarization unit (4) respectively, information summarization unit (4) dock with hierarchical monitoring unit (3) and artifical observation unit (5) respectively.
3. The storm warning and monitoring system for the remote mountainous area as claimed in claim 2, wherein: the data acquisition and analysis unit (2) comprises a river section torrent data acquisition module (6), a precipitation data analysis module (7) and a critical value judgment module (8);
the river reach flood data acquisition module (6) is used for acquiring data of a mountain area river reach when torrential rain breaks out of the flood due to the fact that the river reach of the mountain area comes over the years, and specifically comprises rainfall and liquid level values of the corresponding river reach at different times;
the rainfall data analysis module (7) is used for analyzing rainfall and the rise speed of the river reach liquid level and constructing a relation graph of the rainfall and the rise speed of the river reach liquid level;
the critical value judging module (8) is used for marking rainfall of the part with the steep rising speed of the river reach liquid level, judging that the rainfall value is a river reach liquid level change critical value, judging that the rainfall and the above range are the rainfall alarm threshold value of the river reach, and taking the liquid level value when the river reach liquid level rises steeply as the liquid level alarm threshold value of the river reach.
4. The storm warning and monitoring system for the remote mountainous area as claimed in claim 2, wherein: hierarchical monitoring unit (3) divide module (11) and early warning identification module (12) including river reach liquid level monitoring module (9), rainfall monitoring module (10), gradient, river reach liquid level monitoring module (9) and rainfall monitoring module (10) butt joint, rainfall monitoring module (10) and gradient divide module (11) butt joint, gradient divides module (11) and early warning identification module (12) butt joint.
5. The storm warning and monitoring system for the remote mountainous area as claimed in claim 4, wherein: the river reach liquid level monitoring module (9) is used for monitoring the liquid level of the river reach in the mountainous area in real time, acquiring real-time data of the liquid level of the river reach, and then synchronizing the liquid level data of the river reach into the information summarizing unit (4) in real time;
the rainfall monitoring module (10) is used for acquiring rainfall data in real time and then synchronizing the rainfall data to the information summarizing unit (4) in real time;
the gradient division module (11) is used for taking the rainfall below the rainfall alarm threshold as a rainfall safety threshold, and taking the river reach liquid level below the liquid level alarm threshold as a liquid level safety threshold;
the early warning identification module (12) is used for sending river reach liquid level early warning identification to the information gathering unit (4) when the actual monitoring liquid level value is higher than a liquid level safety threshold value, and sending rainfall early warning identification to the information gathering unit (4) when the real-time rainfall is higher than a rainfall safety threshold value.
6. The storm warning and monitoring system for the remote mountainous area as claimed in claim 2, wherein: the information gathering unit (4) comprises a liquid level precipitation association module (13), a rising comparison monitoring module (14), an automatic early warning module (15) and an abnormal identification module (16), the liquid level precipitation association module (13) is in butt joint with the rising comparison monitoring module (14), the rising comparison monitoring module (14) is in butt joint with the automatic early warning module (15), and the automatic early warning module (15) is in butt joint with the abnormal identification module (16).
7. The storm warning and monitoring system for the remote mountainous area as claimed in claim 2, wherein: the liquid level precipitation correlation module (13) is used for performing correlation analysis on the river reach liquid level and the precipitation according to a relation graph of rainfall and the rise speed of the river reach liquid level, which is obtained in the data acquisition and analysis unit (2), after receiving the synchronous real-time river reach liquid level data and the real-time precipitation data in the grading monitoring unit (3), and predicting the subsequent change of the river reach liquid level value according to the rainfall;
the rising comparison monitoring module (14) is used for comparing and verifying a predicted value and real-time synchronous river reach liquid level data, and directly triggering automatic early warning information when the predicted value after the safe evacuation time exceeds a liquid level safety threshold after determining that the trend of the river reach liquid level is within a set error range;
the automatic early warning module (15) is used for directly triggering automatic early warning information when receiving a river reach liquid level early warning mark, and triggering the automatic early warning information after receiving a rainfall early warning mark;
and the abnormal identification module (16) is used for comparing the river reach liquid level when the rainfall early warning identification is received, judging that abnormality occurs when the rising speed of the river reach liquid level exceeds a set error range, and reporting the abnormal condition to the artificial observation unit (5).
8. The storm warning and monitoring system for the remote mountainous area as claimed in claim 2, wherein: the manual observation unit (5) comprises a remote monitoring module (17) and a manual early warning module (18);
the remote monitoring module (17) is used for observing the river reach liquid level identification through remote monitoring equipment when receiving the abnormal report sent by the information summarizing unit (4);
and the manual early warning module (18) is used for manually initiating early warning information after determining that the river reach liquid level value is accurate and correct.
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