CN116797019A - Marine disaster risk prevention and control early warning system - Google Patents
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Abstract
The invention mainly relates to a marine disaster risk prevention and control early warning system, which comprises: the important defense area demarcation unit is used for demarcating an important defense area of the early warning area to be controlled according to the weight importance degree of the disaster bearing body; the risk assessment unit is used for conducting marine disaster risk investigation and assessment on the key defending areas; the risk monitoring unit is used for carrying out marine disaster risk monitoring in the sea area near the nuclear power plant area; and the early warning unit is used for forecasting and early warning the marine disaster risk possibly occurring in the construction period and the operation period based on the risk assessment result and the risk monitoring result. Aiming at identifying the marine natural disaster risk and the potential environmental disaster risk of nuclear power plant engineering, a disaster risk prevention and control and safety guarantee service scheme is formulated, countermeasures and suggestions for the marine disaster risk prevention and control are provided, and relevant forecast and early warning is sent out when the marine disaster risk possibly occurs.
Description
Technical Field
The invention mainly relates to the technical field of marine disaster prevention and control early warning, in particular to a marine disaster risk prevention and control early warning system.
Background
Damage to coastal economies and societies caused by ocean disasters has become a factor limiting coastal economies and societies. Meanwhile, under the background of global warming and frequent extreme climate events, coastal large-scale engineering has reduced defending capability due to storm surge, sea wave, tsunami, sea ice and other factors, and the risk of causing damage to sea disasters is increased. Therefore, the marine disaster risk prevention and control of the marine engineering project is to prevent and lighten the marine disasters, reduce the life and property loss caused by the marine disasters, and reasonably develop and utilize the important basic work of the ocean.
The risk prevention and control work of ocean disasters is mainly performed on the aspect of government from a macroscopic scale on county and city test points, but the development of risk prevention and control for large ocean projects, particularly new projects, is very few, and no systematic method and standard exist. The method has important significance for preventing and resolving marine disaster risks to nuclear power engineering hazards and developing monitoring, evaluation, prevention and control and early warning of various marine disaster risks, however, the conventional marine disaster risk element investigation is mainly carried out only on the influence of a single disaster factor, and the evaluation result is one-sided and is difficult to be suitable for areas influenced by various marine disasters, so that the development, the improvement of disaster prevention and control early warning system for the marine disaster risks, the disaster prevention and control capability and the task of relieving the marine disaster risks are urgent and significant, the prevention and resolution of significant safety risks from the source are facilitated, and the problem is solved, and scientific and comprehensive support is provided for comprehensive risk evaluation, risk early warning and disaster emergency rescue of the regional disasters during and before the disaster is formed.
The foregoing background knowledge is intended to assist those of ordinary skill in the art in understanding the prior art that is closer to the present application and to facilitate an understanding of the inventive concepts and aspects, and it should be understood that the foregoing background art should not be used to assess the novelty of the inventive concepts that lie in the absence of explicit evidence that such disclosure is already disclosed at the time of filing of this patent application.
Disclosure of Invention
In order to solve at least one technical problem mentioned in the background art, the invention aims to provide a marine disaster risk prevention and control early warning system, and aims to develop a service scheme for disaster risk prevention and control and safety guarantee based on the identification of marine natural disaster risk and nuclear power plant engineering potential environmental disaster risk, and provide countermeasures and suggestions for marine disaster risk prevention and control, and send out relevant forecast early warning when the marine disaster risk possibly occurs.
A marine disaster risk prevention and control early warning system, comprising:
the important defense area demarcation unit is used for demarcating an important defense area of the early warning area to be controlled according to the weight importance degree of the disaster bearing body;
the risk assessment unit is used for conducting marine disaster risk investigation and assessment on the key defending areas;
the risk monitoring unit is used for carrying out marine disaster risk monitoring in the sea area near the nuclear power plant area;
and the early warning unit is used for forecasting and early warning the marine disaster risk possibly occurring in the construction period and the operation period based on the risk assessment result and the risk monitoring result.
Preferably, the key defending area demarcating unit is further used for meshing and demarcating the demarcated key defending areas to obtain each sub defending area.
Preferably, the risk assessment unit performs marine disaster risk investigation on the important defending area, including:
under the action of storm tide, sea wave and tsunami, the risk of a nuclear power plant disaster-stricken body is checked, the risk of nuclear power plant warm water drainage is checked, and the risk of radioactive liquid effluent is checked, and the safety risk of water intake is checked.
Preferably, the risk assessment unit performs marine disaster risk assessment on the important defending area, including:
the risk assessment of the ocean disaster under the condition of the maximum storm surge increase and the water reduction is possible;
assessment of marine disaster risk under tsunami conditions.
Preferably, the risk monitoring unit performs marine disaster risk monitoring in a sea area near the nuclear power plant area, including: hydrological monitoring, water quality ecological monitoring, satellite remote sensing monitoring, wave climbing monitoring and unmanned ship emergency monitoring.
Preferably, the elements for giving out early warning to the risk of marine disasters possibly occurring in the construction period and the operation period include: storm surge, disastrous ocean waves and tsunami.
Preferably, the early warning unit further includes a comprehensive risk rating for each sub-defense area, and the comprehensive risk rating formula of the sub-defense area is:
wherein RS is the comprehensive risk level of the sub-defense area; n is the number of disaster-bearing bodies in the sub-defense area; d is the defensive risk capability level of the sub-defensive area; d, d i Is the defending risk capacity level of the ith disaster-bearing body in the sub defending area; i i Is the importance level of the ith disaster-bearing body in the sub-defense area; f (F) i Is the comprehensive disaster-bearing grade of the ith disaster-bearing body in the sub-defense area.
Preferably, the early warning unit further includes a comprehensive disaster-bearing grade evaluation for each disaster-bearing body in each sub-defense area, and the comprehensive disaster-bearing grade evaluation formula of each disaster-bearing body is:
wherein F is i Is the comprehensive disaster-bearing grade of the ith disaster-bearing body in the sub-defense area, R ij Is the class of the j-th ocean disaster risk born by the i-th disaster bearing body in the sub-defending area, and m is the number of ocean disaster risks.
A marine disaster risk prevention and control early warning method comprises the following steps:
firstly, defining important defense areas of an early warning area to be controlled according to the weight importance degree of a disaster bearing, and meshing the important defense areas to obtain sub-defense areas;
step two, performing marine disaster risk investigation and evaluation on the heavy point defense area;
step three, performing marine disaster risk monitoring in the sea area near the nuclear power plant area;
step four, based on the risk assessment result and the risk monitoring result, forecasting and early warning are sent out to the marine disaster risk possibly occurring in the construction period and the operation period;
And fifthly, carrying out comprehensive risk grade assessment on each sub-defense area, carrying out comprehensive disaster-bearing grade assessment on each disaster-bearing body in each sub-defense area, and sequencing assessment results to serve as auxiliary early warning.
A computer readable storage medium having stored therein a computer program executable by a processor, the computer program when executed by the processor running at least one step of the marine disaster risk prevention and control pre-warning method described above.
A computer device comprising a memory, a processor, a communication interface, and a communication bus; the memory, the processor and the communication interface communicate with each other through the communication bus; the memory is used for storing a computer program; the processor is configured to execute a computer program stored in the memory, where at least one step of the marine disaster risk prevention and control early warning method is implemented when the processor executes the computer program.
The beneficial effects of the application are as follows:
the method comprises the steps of defining key defense areas and sub-defense areas in an early warning area to be controlled, performing marine disaster risk investigation and risk assessment on the key defense areas, performing hydrological weather monitoring, water quality ecological monitoring, satellite remote sensing monitoring and wave climbing monitoring on sea areas nearby a nuclear power plant, performing emergency monitoring by an unmanned ship platform under special conditions, providing real-time monitoring and warning of various disasters, providing accurate live data for forecasting and early warning, and forecasting and early warning marine disaster risks possibly occurring in a construction period and an operation period based on risk assessment results and risk monitoring results, and making a risk control and safety guarantee service scheme for the marine disasters and providing marine disaster risk prevention and control countermeasures and suggestions.
When the marine disaster risk comes, the comprehensive risk level sequencing result of each sub-defense area and the comprehensive disaster receiving level sequencing result of each disaster receiving body in each sub-defense area are simultaneously pre-warned when the marine disaster risk early warning is issued, so that the timely and effective risk avoidance of each sub-defense area and each disaster receiving body according to the risk level of each sub-defense area and each disaster receiving body is facilitated, the mobility of a small unit can be greatly exerted, the overall capability of defending the marine disaster risk of the defending area is greatly improved, and the disaster loss is furthest reduced.
The application can also evaluate the comprehensive disaster-bearing grade of a disaster-bearing body in a certain sub-defense area, and flexibly set the grade of the disaster-bearing body when bearing the same marine disaster risk according to the different influence of the same marine disaster risk, so that more refined comprehensive disaster-bearing grade can be provided for each disaster-bearing body, and the application is beneficial to carrying out early warning and disaster prevention and relief on different disaster-bearing bodies in a targeted manner.
Drawings
To make the above and/or other objects, features, advantages and examples of the present application more comprehensible, the accompanying drawings which are needed in the detailed description of the present application are simply illustrative of the present application and other drawings can be obtained without inventive effort for those skilled in the art.
FIG. 1 is a flow diagram of a marine disaster risk prevention and control early warning system of the present invention;
FIG. 2 is a schematic view of the unmanned boat emergency monitoring of the present invention;
fig. 3 is a flowchart of specific steps of the marine disaster risk prevention and control early warning method of the present invention.
Detailed Description
Suitable substitutions and/or modifications of the process parameters will be apparent to those skilled in the art from the disclosure herein, however, it is to be expressly pointed out that all such substitutions and/or modifications are intended to be encompassed by the present invention. While the products and methods of preparation of the present invention have been described in terms of preferred embodiments, it will be apparent to those skilled in the relevant art that variations and modifications can be made in the products and methods of preparation described herein without departing from the spirit and scope of the invention.
Unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The present invention uses the methods and materials described herein; other suitable methods and materials known in the art may be used. The materials, methods, and examples described herein are illustrative only and not intended to be limiting. All publications, patent applications, patents, provisional applications, database entries, and other references mentioned herein, and the like, are incorporated herein by reference in their entirety. In case of conflict, the present specification, including definitions, will control.
Unless specifically stated otherwise, the materials, methods, and examples described herein are illustrative only and not intended to be limiting. Although methods and materials similar or equivalent to those described herein can be used in the practice or testing of the present application, suitable methods and materials are described herein.
The present application will be described in detail with reference to the following specific embodiments.
Example 1:
the utility model provides a marine disaster risk prevention and control early warning system, include:
the important defense area demarcation unit is used for demarcating an important defense area of the early warning area to be controlled according to the weight importance degree of the disaster bearing body;
the risk assessment unit is used for conducting marine disaster risk investigation and assessment on the key defending areas;
the risk monitoring unit is used for carrying out marine disaster risk monitoring in the sea area near the nuclear power plant area;
and the early warning unit is used for forecasting and early warning the marine disaster risk possibly occurring in the construction period and the operation period based on the risk assessment result and the risk monitoring result.
The flow block diagram of the marine disaster risk prevention and control early warning system is shown in fig. 1, firstly, a major defense area is divided into major defense areas, then the major defense areas are divided into sub-defense areas, then the major defense areas including all the sub-defense areas are subjected to marine disaster risk investigation and evaluation, the marine disaster risk of the sea area near a nuclear power plant is monitored, the marine disaster risk which is possibly happened is forecasted and early warned according to a risk evaluation result and a risk monitoring result, meanwhile, comprehensive risk grade assessment is carried out on all the sub-defense areas, comprehensive disaster grade assessment is carried out on all disaster bearing bodies in all the sub-defense areas, comprehensive risk grade early warning is carried out on all the disaster bearing bodies in the sub-defense areas according to an assessment result, the system can provide real-time monitoring and warning of various disasters, the mobility of a small unit is greatly exerted on all the sub-marine disaster areas and all the disaster bearing bodies, the whole disaster resistance of the disaster prevention and warning is greatly improved, disaster loss is reduced, more detailed comprehensive disaster grade assessment is provided for all the disaster bearing bodies, and disaster early warning is carried out on different disaster tolerance grades.
As a preference for a specific embodiment, the pre-warning area to be controlled includes a nuclear power plant area.
As a preference for a specific embodiment, the defining the key defending area for the pre-warning area to be controlled according to the disaster-bearing weight importance degree includes:
screening construction and operation engineering facilities within 15km of the coast;
the construction and operation engineering facilities at least meet one of the following conditions, namely, are defined as important defense areas: over a billion investments, storm surge disasters can lead to significant casualties, storm surge disasters can lead to significant economic losses, and storm surge disasters can lead to particularly severe social impacts.
As a preference for specific embodiments, the construction and operation engineering facilities include, but are not limited to: nuclear power plants, petrochemical enterprises, airports, industrial parks, dense residential areas, schools.
According to the technical guideline DB33/T2142-2018 for defining the major defense area of storm surge disasters, the definition of the major defense area of storm surge disasters should be updated timely according to factors such as natural environment, social economic development, key technical innovation, coastal storm surge disaster risk and the like, and when major changes occur in the natural environment or the social economic development in the definition area, the definition should be redefined timely. After the construction and operation of nuclear power and matched engineering thereof, the natural environment or socioeconomic development of the place will change greatly, and the defending area should be defined again in time. Therefore, for the areas to be controlled and early-warning areas which contain particularly important disaster-bearing bodies and are vulnerable to marine disaster risks, the areas should be judged as storm surge disaster important defending areas.
As a preferred embodiment, the key defending area demarcating unit is further configured to grid-divide the demarcated key defending areas to obtain each sub defending area.
As a preferred embodiment, the defined important defending areas are meshed to obtain each sub defending area, so that all parts of any disaster-stricken body are ensured to be positioned in a certain sub defending area.
As a preferred implementation manner, the risk assessment unit performs marine disaster risk investigation on the important defending area, including protection engineering risk investigation of the disaster-affected body of the nuclear power plant, thermal drainage risk investigation of the nuclear power plant, radioactive liquid effluent risk investigation and water intake safety risk investigation under the action of storm surge, sea wave and tsunami.
As a preference for a specific embodiment, when the risk assessment unit performs marine disaster risk investigation on a major defending area, the characteristic parameters in aspects of storm surge and sea wave action include: astronomical tide, possible maximum storm increase and water reduction calculation; calculating the maximum possible typhoon wave; and (5) rechecking the reference flood level and the level of the plant.
As a preference for a specific embodiment, the characteristic parameters of the tsunami action aspect when the risk assessment unit performs marine disaster risk investigation on the important defending area include: astronomical tide, possible maximum tsunami increase, water decrease calculation and maximum tsunami climbing calculation.
As a preference for a specific embodiment, the process of performing the marine disaster risk investigation on the important defending area by the risk assessment unit includes:
and (3) collecting basic data materials: researching related technical files and basic data of the checked project, collecting historical and current data, and carrying out primary analysis on the basic data and the project data;
compiling an investigation technical scheme: the technical scheme for compiling and checking according to the preliminary analysis result comprises the following steps: the characteristic parameters for clear investigation comprise tsunami simulation parameters, sea level change, engineering and foundation settlement and the like, and the adopted calculation model is used for determining investigation contents, achievement requirements and the like;
current state supplemental survey: according to the collected basic data, carrying out necessary current situation supplementary investigation according to investigation contents determined by an investigation technical scheme, and further carrying out current situation investigation of defense facilities, protection engineering and the like;
and (3) analyzing and calculating characteristic parameters: according to the collected and supplemented survey data, analyzing and calculating engineering design parameters and key characteristic parameters under the condition of tsunami, wherein the characteristic parameters of the investigation engineering comprise storm tide, tsunami simulation parameters, sea level change, engineering and foundation settlement, analysis and calculation models and the like;
Marine disaster risk analysis: according to the characteristic parameter analysis and calculation result, comparing and analyzing with the characteristic parameter of the engineering original design; combining engineering defense design standards and the current situation of protection engineering, carrying out storm surge, sea wave and tsunami design standard change analysis and design parameter risk analysis, and giving an investigation conclusion;
investigation report programming: according to the engineering marine disaster risk investigation conclusion, perfect marine disaster defense countermeasures and suggestions are provided, and coastal large-scale engineering marine disaster risk investigation report books are compiled.
As the optimization of the specific implementation mode, the risk assessment unit is used for conducting marine disaster risk investigation on important defense areas and further comprises nuclear power engineering storm surge and sea wave risk investigation and nuclear power engineering tsunami risk investigation.
As a preference for specific embodiments, the investigation of the nuclear power engineering storm surge and sea wave risk includes:
(1) Data collection and processing: collecting historical and current data related to investigation projects, wherein the historical and current data mainly comprise tide level, sea wave, weather and the like; engineering profile, protection engineering profile, topography data, etc., and data related to the investigation engineering;
(2) Storm tide and sea wave characteristic parameters are determined: the nuclear power engineering characteristic parameters mainly comprise astronomical high tide level, sea level change, possible maximum storm surge, possible maximum typhoon wave and design reference flood level;
(3) Storm tide and sea wave risk analysis: performing risk analysis aiming at the design reference flood level, the elevation of the plant level, the elevation of the embankment and the water intake;
(4) Investigation conclusions and suggestions: and according to the investigation result, giving an investigation conclusion and corresponding rationalization advice.
As a preference for a specific embodiment, the checking of tsunami risk in nuclear power engineering includes:
(1) Data collection and processing: collecting historical and current data and data related to investigation, wherein the historical and current data and data mainly comprise tide level, tsunami, earthquake and other data; checking relevant data of engineering profile, protection engineering profile, topographic data and the like;
(2) And (3) determining and calculating characteristic parameters: the nuclear power engineering characteristic parameters mainly comprise astronomical high tide level, sea level change, possible maximum earthquake focus parameter, possible maximum tsunami and design reference flood level;
(3) Tsunami risk analysis: performing risk analysis aiming at the design reference flood level and the level of the plant;
(4) Investigation conclusions and suggestions: and according to the checking result, aiming at the deterministic checking content, giving a checking conclusion and corresponding rationalization suggestion.
As a preferred embodiment, if the risk assessment unit cannot collect and examine historical and current data and data when performing marine disaster risk investigation on the important defense area, the risk assessment unit should perform necessary site survey and investigation work, specifically: site selection is carried out to establish temporary ocean element observation points, temporary observation of elements such as sea waves, tide levels, weather and the like for at least 1 year is carried out, and the observation elements comprise: wind speed, wind direction, wave height, wave direction, wave period, tide level, drift velocity, etc.
As a preference for a specific embodiment, the disaster risk characteristic parameters when the risk assessment unit performs marine disaster risk investigation on the important defending area include: astronomical high tide level, sea level change, possible maximum storm surge increase and decrease, possible maximum typhoon wave; designing a reference flood level, a protection engineering roof elevation and a lawn elevation.
As a preference for specific embodiments, the analytical calculation of astronomical high tide level includes:
10% overrun probability astronomical high and low tide level calculation: analyzing and calculating tide characteristics of a sea area where engineering is located, calculating astronomical tide of the previous 19 years, and sequencing the largest astronomical tide of each month to obtain a 10% surpass astronomical high and low tide level;
astronomical high and low tide level calculation in the last 19 years: analyzing and calculating the tide characteristics of the sea area of the engineering and calculating the astronomical tide of the previous 19 years, and taking the maximum (small) value as the highest astronomical tide level.
As a preference for a specific embodiment, the analytical calculation of the sea level variation comprises: according to the multi-year tide level data (not less than 19 years continuously) of the sea area of the project or the nearby tide level stations with high similarity to the tide properties of the sea area of the project, analyzing and obtaining the historical multi-year average sea level value and the annual average change trend of the sea area of the project, and according to the design service life of the investigation project, estimating the annual average change trend of the sea level and the maximum sea level change altitude value in the future design service period. The predicted value should be compared with the latest results in the Chinese sea level gazette and examined by expert technology.
As a preference for specific embodiments, the analytical calculations of the possible maximum storm surge water gain include: the analysis calculates and determines the maximum typhoon parameters possible: the central air pressure of typhoons, the maximum wind speed radius of typhoons, the maximum wind speed, the typhoons moving speed and the peripheral sea surface air pressure are calculated by adopting a typhoon storm surge numerical model. It should be understood that the model that can calculate the maximum storm surge is applicable, and that the further typhoon storm surge numerical model should satisfy the following conditions: a mature storm surge numerical model applicable to China coastal is adopted; mature astronomical tide-storm tide-sea wave coupling modes can also be adopted; the resolution of the grid is high enough to better describe the topography of the periphery of the nuclear power plant engineering; the coverage of the calculated area is large enough to be equivalent to the scale of strong typhoons, and the distance between the overseas boundary and a study object (nuclear power plant engineering) is at least more than 800 km; simulation tests are performed on a typical storm surge process which historically affects the area where the project is located, ensuring that the maximum storm surge error of the main tidal level stations in the vicinity of the project is within 8%, with no less than 15 typical storm surge cases for testing in principle.
As a preferred embodiment, the analytical calculation of the possible maximum storm surge damping can be referred to the analytical calculation method of the possible maximum storm surge damping; further, 10% overrun probability astronomical low tide level or the last 19 years of lowest astronomical tide level + possible maximum storm water reduction analysis may be used to analyze possible maximum storm tide water reduction.
As a preference for a specific embodiment, the analytical calculation of the maximum possible stormy waves includes: and calculating the possible maximum typhoon wave nearby the engineering by adopting a wave numerical model according to the determined parameters such as the wind speed, wind direction, the possible maximum storm surge and the like of the maximum tropical cyclone. The calculated position of the maximum typhoon wave is preferably consistent with the calculated position in engineering design. Wave analysis at the time of the possible maximum storm tide generally adopts a presumption calculation method, and takes the principle of partial conservation into consideration to calculate a wave height, a wave period and other process curves at a designated engineering place. It should be understood that the wave numerical model capable of calculating the maximum typhoon wave is applicable, and the wave numerical model should meet certain conditions and mainly comprises: the resolution of the grid is high enough to better describe the topography of the periphery of the nuclear power plant engineering; the coverage of the calculated area is large enough, and the distance between the overseas boundary and the investigation object is at least more than 800 km; and carrying out post-report tests under strong sea conditions such as typhoons, cold tides, strong winds, temperate zones, cyclones and the like, wherein the relative error of the effective wave height of more than 2 meters is not more than 15 percent in principle.
As a preference for a specific embodiment, the computational analysis of the design reference flood level comprises: 10% overrun probability astronomical high tide level (or 19 years highest astronomical tide level), possible maximum storm surge and sea level variation. The calculation of the design reference flood level should be carried out according to the design Specification of the maritime work structures of nuclear power plants (NB/T25002-2011) and the determination of the design reference flood of the plant sites of the coastal nuclear power plants (HAD 101/09).
As a preference for a specific embodiment, the risk assessment unit performs marine disaster risk assessment on the important defending area, including:
the risk assessment of the ocean disaster under the condition of the maximum storm surge increase and the water reduction is possible;
assessment of marine disaster risk under tsunami conditions.
As a preference for a specific embodiment, the assessment of marine disaster risk under conditions of maximum possible storm surge increase and decrease includes:
(1) Analyzing and determining the possible maximum storm surge increase and decrease;
(2) The maximum storm surge is increased and reduced, and the superposition frequency of wind, wave and tide are analyzed and determined;
(3) Disaster characteristics under the condition of increasing and reducing the maximum storm surge and prediction analysis of the disaster characteristics under the condition of reducing the storm surge;
(4) Analyzing the risk and risk of secondary disasters which possibly occur under the condition of maximum storm surge increase and water reduction;
(5) The damage assessment of secondary disasters under the conditions of possible maximum storm surge increase and water reduction;
(6) Under extreme tide level caused by maximum storm surge and water reduction, advice and countermeasures for engineering defense against ocean disasters are proposed.
As a preference for a specific embodiment, the assessment of the risk of marine disaster in the tsunami situation comprises:
(1) Analysis and determination of tsunami characteristic values (wave height, wavelength, period, duration, travelling speed and the like);
(2) Analyzing and evaluating sea level change and ground (engineering) sedimentation parameters;
(3) Tsunami disaster characteristics and prediction analysis thereof;
(4) Analyzing the danger and risk of tsunami disasters;
(5) Evaluating the damage of the engineering secondary disaster under the condition of tsunami;
(6) Advice and countermeasures for engineering defense against tsunami disasters.
As a preference for a specific embodiment, the risk monitoring unit performs marine disaster risk monitoring in a sea area near the nuclear power plant area, including: hydrological monitoring, water quality ecological monitoring, satellite remote sensing monitoring, wave climbing monitoring and unmanned ship emergency monitoring.
As a preference for a specific embodiment, the hydrokinetic monitoring of the risk monitoring unit comprises: and a tide well is established in the factory area, meteorological measuring points are used for monitoring hydrological weather, and a 3m wave buoy is thrown in the sea area about 8km outside the factory area for monitoring waves and sea surface weather.
The tide well (containing warm salt) is suitable for being selected in a wide sea area which is smooth with open sea, stable in water flow, difficult to sediment, small in wave influence, good in water depth condition and free from flushing, has a certain area representation in geographic condition, and is recommended to be selected beside a large wharf, so that the navigation of the ship is not influenced. The 3m wave buoy is suitable for being arranged in the sea area which is wide in the periphery of the sea area, has water depth of more than 10m, is free from the influence of barrier such as reefs, sand, aquaculture, fishing areas and the like, and particularly avoids underwater terrains such as channels, blind ditches and the like. The monitoring of the station sites can provide timely and accurate live data for daily forecast of nuclear power plant construction and operation period and marine disaster early warning, and the technical parameter statistical table of marine monitoring elements is shown in table 1.
TABLE 1 statistical table of technical parameters of marine observation elements
As a preference for a specific embodiment, the water quality ecological monitoring of the risk monitoring unit comprises: and respectively arranging an ecological buoy at the water intake and the water outlet of the nuclear power plant, carrying out on-line water quality monitoring, and monitoring the change condition of the characteristic elements of the water quality environment of the water area in real time, so as to obtain the conventional elements of the water quality of the sea area where the representative station is located, transmitting the acquired data to the shore base station in real time through a communication system, storing and uploading the acquired data, and ensuring that real-time and accurate environmental element data are provided for water quality ecological early warning. The on-line monitoring system is mainly used for monitoring conventional water quality elements of the sea area where the representative station is located and transmitting the monitored elements to the forecasting center in real time through the communication system. And the forecasting center stores, analyzes and distributes the acquired data.
As a preference for a specific embodiment, the water quality routine elements of the water quality ecological monitoring of the risk monitoring unit include: chlorophyll-a, dissolved oxygen, salinity, PH, surface water temperature, turbidity, and nutrient salts.
As a preference for a specific embodiment, the satellite remote sensing monitoring of the risk monitoring unit comprises: and carrying out monitoring analysis on red tide, green tide and water pollutant states through satellite remote sensing monitoring, and carrying out sea surface temperature, wind and sea wave monitoring analysis. Receiving processing delay and real-time satellite remote sensing water color data, and providing basic data for initial field correction of a water quality forecasting model and comparison of forecasting results. The satellite remote sensing data sources comprise an EOS-AM1 (Terra), an EOS-AM2 (Aqua) and a sea No. two HY2A power satellite which are provided with MODIS sensors.
As a preference for a specific embodiment, the monitoring elements of satellite remote sensing monitoring of the risk monitoring unit include: chlorophyll a, sea surface temperature, wind, sea waves.
As a preference for a specific embodiment, the wave run-up monitoring of the risk monitoring unit comprises: wave climbing video monitoring and wave dynamic pressure observation are built on the dike of the direct surface sea, real-time data and the like of real-time monitoring of ocean environments such as wave height, period, wave direction and wave climbing before the dike are received and processed in real time, near-shore wave climbing calculation is carried out, the coupling physical process of near-shore storm surge-wave is studied, and real-time monitoring and early warning are carried out on the state of the dike during the influence period of typhoon storm surge.
As a preference for a specific embodiment, the unmanned boat emergency monitoring of the risk monitoring unit comprises: the comprehensive integrated monitoring and observing unmanned ship platform with the meteorological, hydrological, water quality and video monitoring equipment is used for carrying out emergency monitoring. The detection elements comprise: wind speed, wind direction, air temperature, humidity, air pressure, visibility, flow velocity and direction, pH value, water temperature, salinity, water quality, marine life, marine chemistry, semi-volatile organic compounds, seawater sampling, sediment quality and the like, image monitoring and video monitoring. Unmanned boat emergency monitoring is shown in fig. 2.
The method aims at reducing the occurrence probability of production accidents and personnel safety accidents caused by factors such as offshore strong wind, strong waves, storm tides and biological aggregation, improves the guarantee force of the sea area safety production near the construction period and the operation and maintenance period of the nuclear power plant, develops the monitoring and alarm system construction of the ocean hydrological weather and the ecological environment near the sea area of the nuclear power plant according to engineering construction characteristics, and meets the requirements of engineering construction, daily production and supervision on ocean monitoring and alarm information, so that the hydrological monitoring, ecological environment monitoring and satellite remote sensing monitoring are developed near the sea area of the factory, and unmanned ships are used for comprehensive emergency monitoring, providing real-time monitoring and warning of various disasters, and providing accurate live information for forecasting and early warning.
As a preference for specific embodiments, the marine disaster risk that may occur during the construction period includes:
including storm surge, disastrous ocean waves and tsunami, and natural disaster risks caused thereby;
the enrichment of red tide, green tide and jellyfish causes ecological disaster risks.
As a preference for specific embodiments, the marine disaster risk that may occur during the operation period includes:
including storm surge, disastrous ocean waves and tsunami, and natural disaster risks caused thereby;
The enrichment of red tide, green tide and jellyfish leads to ecological disaster risks; and
including nuclear power plant warm water, radioactive liquid effluents, and emissions resulting from residual chlorine emissions, lead to ecological risks.
As a preference for a specific embodiment, the elements of predicting marine disaster risk that may occur during construction period include: wind, wave, current, water temperature, salinity, chlorophyll and tide, as shown in table 2.
TABLE 2 construction period forecast elements
As a preference for a specific embodiment, the elements for forecasting the risk of marine disasters that may occur during operation include: wind, wave, current, water temperature, plankton, tide level. Specifically, the results are shown in Table 3.
TABLE 3 operation period forecast element
As a preference for a specific embodiment, the elements for giving an early warning to the risk of marine disaster that may occur during the operation period further include: water temperature at water intake, threat of water intake cold source to living beings, red tide in the nearby sea area, green tide, aggregation of jellyfish, warm water discharge of nuclear power plant and radioactive liquid effluent.
As a preference for a specific embodiment, the water intake water temperature early warning includes: at least three temperature sensors are distributed near the water intake, and early warning is sent out when the temperature of all the temperature sensors deviates from the normal water temperature by more than 2 ℃.
As a preference for a specific embodiment, the water intake cold source threat biological early warning includes: and (5) developing a water intake cold source threat organism aggregation forecast to provide plankton concentration.
As a preference for specific embodiments, the aggregation early warning of red tide, green tide and jellyfish in the nearby sea area comprises: and the weather condition prediction and forecast of the red tide and the green tide in the water in the spring and summer are carried out, and the probability prediction and early warning of the occurrence of the red tide and the green tide in the sea area near the project of the future week are issued.
As a preference for a specific embodiment, the nuclear power plant warm water draining pre-warning includes: and when the water temperature, dissolved oxygen, turbidity, salinity and residual chlorine emission of the warm water discharge deviate from the normal value by exceeding a set threshold value, giving out early warning.
As a preference for specific embodiments, the radioactive liquid effluent pre-warning comprises:
the conventional island waste liquid sample measurement items comprise total gamma sum 3 H；
The nuclear island waste liquid sample measurement items comprise total gamma, 3 H. Total beta and gamma energy spectrum analysis;
obtaining the radioactive emission of the liquid effluent according to the measurement data of the sample;
an early warning is issued when the measurement data and/or the radioactive emissions of the liquid effluent exceed a standard threshold.
As a preference for specific embodiments, the elements for giving early warning to the risk of marine disaster which may occur in the construction period and the operation period include: storm surge, disastrous ocean wave and tsunami, as shown in table 4.
TABLE 4 construction period, operational period Pre-alarm elements
As a preference for specific embodiments, the early warning for marine disaster risk possibly occurring in the construction period and the operation period specifically includes:
(1) And (3) strong wind early warning: according to the sea wave early warning and emergency prediction scheme, timely issuing a construction sea area strong wind and strong wave alarm caused by cold air during winter; during spring and autumn, timely issuing a construction sea area strong wind and strong wave alarm caused by cyclone sea outlet; the early warning content comprises wind direction, wind speed, wave height, wave direction and engineering safety prompt information;
(2) Storm surge early warning: during storm tide disasters occurring in the surrounding sea areas of the nuclear power plant, a sea area storm tide alarm is issued, wherein the alarm level and the storm water increasing early warning of 24 hours in the future are included; issuing storm surge information of sea areas nearby the nuclear power plant according to requirements, issuing an alarm for at least 2 times in yellow and blue each day, and issuing a pre-alarm for every 6 hours in red and orange until the alarm is released;
(3) Disaster sea wave early warning: during the period of occurrence of ocean wave disasters in the surrounding ocean areas of the nuclear power plant, issuing ocean wave alarms in the ocean area, wherein the ocean wave alarms comprise alarm levels, 24-hour wave heights and wave direction early warning; issuing sea wave information of sea areas nearby the nuclear power plant according to requirements, issuing an alarm for at least 2 times in yellow and blue each day, and issuing a pre-alarm in red and orange each 6 hours until the alarm is released;
(4) Tsunami warning: with strict reference to related storm surge, sea wave, sea ice and tsunami disaster emergency plan, the tsunami alarm issued by the national ocean environment prediction center is forwarded in time.
As a preferred embodiment, the early warning unit further includes a comprehensive risk rating for each sub-defense area, where a comprehensive risk rating formula of the sub-defense area is:
wherein RS is the comprehensive risk level of the sub-defense area; n is the number of disaster-bearing bodies in the sub-defense area; d is the defending risk capacity grade of the sub defending area, and the grades are sequentially set to be 1, 2 and 3 according to the defending risk capacity from low to high; d, d i The defending risk capacity grade of the ith disaster-bearing body in the sub defending area is sequentially set as 1, 2, 3, 4 and 5 according to the defending risk capacity from low to high; i i The importance level of the ith disaster-bearing body in the sub-defense area is sequentially set as 1, 2, 3, 4 and 5 according to the importance level from low to high; f (F) i Is the comprehensive disaster-bearing grade of the ith disaster-bearing body in the sub-defense area,wherein R is ij Is the first in the sub-defense areaThe j-th ocean disaster risk level born by the i disaster bearing bodies is set as 1, 2, 3, 4, 5, 6, 7, 8, 9 and 10, and m is the number of ocean disaster risks.
As a preferred embodiment, the marine disaster risk when the comprehensive risk rating of each sub-defense area and the comprehensive disaster tolerance rating of the disaster-bearing body in the sub-defense area are rated specifically includes at least one of astronomical tide, possible maximum storm increase, water reduction, typhoon, tsunami, earthquake, disastrous sea wave, water temperature change, salinity change, tide, strong wind, relative humidity change, air pressure change, semi-volatile organic matter, red tide, green tide, enrichment of jellyfish, nuclear power plant warm water discharge, radioactive liquid effluent, and ecological environment risk caused by residual chlorine discharge.
As the optimization of the specific implementation scheme, when the marine disaster risk early warning is issued, each sub-defense area is ranked from high to low according to the corresponding comprehensive risk level, and the ranking result is issued as an auxiliary early warning.
As the optimization of the specific implementation scheme, when the marine disaster risk early warning is issued, each disaster-bearing body in each sub-defense area is ranked from high to low according to the comprehensive disaster-bearing grade, and the ranking result is issued as an auxiliary early warning.
When the marine disaster risk comes, the comprehensive risk level sequencing result of each sub-defense area and the comprehensive disaster receiving level sequencing result of each disaster receiving body in each sub-defense area are simultaneously pre-warned when the marine disaster risk early warning is issued, so that the timely and effective risk avoidance of each sub-defense area and each disaster receiving body according to the risk level of each sub-defense area and each disaster receiving body is facilitated, the mobility of a small unit can be greatly exerted, the overall capability of defending the marine disaster risk of the defending area is greatly improved, and the disaster loss is furthest reduced.
As a preference for a specific embodiment, in the comprehensive risk level evaluation formula of the sub-defense area, the level R of the j-th marine disaster risk born by the i-th disaster bearing body in the sub-defense area ij According to the different disaster-bearing bodies affected by the same marine disaster risk, the disaster-bearing bodies bear the same marine disaster riskThe grades are different. In order to more finely evaluate the comprehensive disaster-bearing grade of a disaster-bearing body in a sub-defense area and the comprehensive risk grade of the sub-defense area, the grades of different disaster-bearing bodies when being subjected to the same marine disaster risk are flexibly set according to different influences of the same marine disaster risk, for example, but not limited to, for the same 10-grade typhoons, the marine disaster risk grade of the dense residential area for 10-grade typhoons can be set to 6, and an airport can be set to 10; for the same red tide disaster, the ocean disaster risk level for bearing the red tide disaster in the industrial park next to the red tide may be set to 2, and the nuclear power plant may be set to 10.
In the comprehensive assessment process of the comprehensive risk level of the sub-defense area, the defending risk capacity of the sub-defense area, the number of disaster-bearing bodies in the sub-defense area, the importance degree of different disaster-bearing bodies in the sub-defense area, the defending risk capacity level of different disaster-bearing bodies in the sub-defense area and the influence of the disaster-bearing bodies on the ocean disaster risk are comprehensively considered, when the ocean disaster risk occurs, the accurate and scientific assessment of the comprehensive risk level of the sub-defense area is facilitated, the rationality, the effectiveness and the pertinence of early warning can be improved, and the disaster prevention and relief work can be organized more scientifically, reasonably and timely so as to reduce the ocean disaster loss to the greatest extent. In addition, the comprehensive disaster-bearing grade of a disaster-bearing body in a certain sub-defense area can be evaluated, and the grade of the disaster-bearing body when the disaster-bearing body bears the same marine disaster risk is flexibly set in consideration of different influences of the same marine disaster risk in the evaluation, so that more refined comprehensive disaster-bearing grade can be provided for each disaster-bearing body, and the disaster-bearing body can be warned and prevented and relieved in a targeted manner.
Example 2:
the method for preventing and controlling the risk of the marine disaster is provided, and fig. 3 shows a flowchart of specific steps of the method for preventing and controlling the risk of the marine disaster, wherein the specific steps comprise:
firstly, defining important defense areas of an early warning area to be controlled according to the weight importance degree of a disaster bearing, and meshing the important defense areas to obtain sub-defense areas;
step two, performing marine disaster risk investigation and evaluation on the heavy point defense area;
step three, performing marine disaster risk monitoring in the sea area near the nuclear power plant area;
step four, based on the risk assessment result and the risk monitoring result, forecasting and early warning are sent out to the marine disaster risk possibly occurring in the construction period and the operation period;
and fifthly, carrying out comprehensive risk grade assessment on each sub-defense area, carrying out comprehensive disaster-bearing grade assessment on each disaster-bearing body in each sub-defense area, and sequencing assessment results to serve as auxiliary early warning.
As a preference for a specific embodiment, the formula for comprehensive risk rating of each sub-defensive area is as follows.
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As a preferred embodiment, the formula for comprehensively evaluating the disaster tolerance level of each disaster bearing body in each sub-defense area is as follows.
It should be understood that each step of the marine disaster risk prevention and control early warning method is appropriately applicable to each item in the marine disaster risk prevention and control early warning system described in the foregoing embodiment, for example, but not limited to, the following items. (1) The step of defining the key defense area in the early warning area to be controlled according to the weight importance degree of the disaster bearing comprises the following steps: screening construction and operation engineering facilities within 15km of the coast, wherein the construction and operation engineering facilities at least meet one of the following conditions, namely are defined as important defense areas: over a billion investments, storm surge disasters can lead to significant casualties, storm surge disasters can lead to significant economic losses, and storm surge disasters can lead to particularly severe social impacts. (2) The key defense area demarcation unit is also used for carrying out gridding division on the demarcated key defense areas to obtain each sub-defense area. As a preferred embodiment, the defined important defending areas are meshed to obtain each sub defending area, so that all parts of any disaster-stricken body are ensured to be positioned in a certain sub defending area. (3) Disaster risk characteristic parameters when the marine disaster risk investigation is carried out on the key defending area comprise: astronomical high tide level, sea level change, possible maximum storm surge increase and decrease, possible maximum typhoon wave; designing a reference flood level, a protection engineering roof elevation and a lawn elevation. (4) The marine disaster risk assessment for the important defending area comprises the following steps: the risk assessment of the ocean disaster under the condition of the maximum storm surge increase and the water reduction is possible; assessment of marine disaster risk under tsunami conditions. (5) The marine disaster risk monitoring in the sea area near the nuclear power plant area comprises the following steps: hydrological monitoring, water quality ecological monitoring, satellite remote sensing monitoring, wave climbing monitoring and unmanned ship emergency monitoring. (6) marine disaster risks that may occur during construction include: including storm surge, disastrous ocean waves and tsunami, and natural disaster risks caused thereby; the enrichment of red tide, green tide and jellyfish leads to ecological disaster risks; the marine disaster risk that may occur during operation includes: including storm surge, disastrous ocean waves and tsunami, and natural disaster risks caused thereby; the enrichment of red tide, green tide and jellyfish leads to ecological disaster risks; including nuclear power plant warm water, radioactive liquid effluents, and emissions resulting from residual chlorine emissions, lead to ecological risks. (7) The elements for giving out early warning to the risk of marine disasters which may occur in the operation period further comprise: water temperature at water intake, threat of water intake cold source to living beings, red tide in the nearby sea area, green tide, aggregation of jellyfish, warm water discharge of nuclear power plant and radioactive liquid effluent. (8) The method for giving out the early warning to the marine disaster risk possibly occurring in the construction period and the operation period specifically comprises the following steps: strong wind early warning, storm surge early warning, disastrous sea wave early warning and tsunami early warning. Aiming at identifying the marine natural disaster risk and the potential environmental disaster risk of nuclear power plant engineering, a disaster risk prevention and control and safety guarantee service scheme is formulated, countermeasures and suggestions for the marine disaster risk prevention and control are provided, and relevant forecast and early warning is sent out when the marine disaster risk possibly occurs. In addition, when the marine disaster risk early warning is issued, the comprehensive risk level sequencing result of each sub-defense area and the comprehensive disaster receiving level sequencing result of each disaster receiving body in each sub-defense area are simultaneously early warned, so that each sub-defense area and each disaster receiving body can timely and effectively avoid risks according to the risk level of each sub-defense area and each disaster receiving body, the mobility of a small unit can be greatly exerted, the whole marine disaster risk resisting capacity of the defense area is improved to a great extent, and the disaster loss is reduced to the greatest extent.
Example 3:
on the basis of the foregoing embodiments, a computer readable storage medium is provided, in which a computer program executable by a processor is stored, and when the computer program is executed by the processor, at least one step of the foregoing marine disaster risk prevention and control early warning method is executed, and the same technical effects can be achieved, so that repetition is avoided, and no further description is provided herein.
Example 4:
on the basis of the foregoing embodiments, there is provided a computer device including a memory, a processor, a communication interface, and a communication bus; the memory, the processor and the communication interface communicate with each other through the communication bus; the memory is used for storing a computer program; the processor is configured to execute the computer program stored in the memory, and when the processor executes the computer program, at least one step of the foregoing marine disaster risk prevention and control early warning method is implemented, and the same technical effect can be achieved, so that repetition is avoided, and no further description is provided herein.
Computer-readable media include both permanent and non-permanent, removable and non-removable media, and information storage may be implemented by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of storage media for a computer include, but are not limited to, phase change memory (PR AM), static Random Access Memory (SRAM), dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), read Only Memory (ROM), electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), digital Versatile Disks (DVD) or other optical storage, magnetic cassettes, magnetic tape magnetic disk storage or other magnetic storage devices, or any other non-transmission medium, which can be used to store information that can be accessed by a computing device. Computer-readable media, as defined herein, does not include transitory computer-readable media (transmission media), such as modulated data signals and carrier waves.
The conventional technology in the above embodiments is known to those skilled in the art, and thus is not described in detail herein.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Various modifications or additions to the described embodiments may be made by those skilled in the art to which the invention pertains or may be substituted in a similar manner without departing from the spirit of the invention or beyond the scope of the appended claims.
While the invention has been described in detail and with reference to specific embodiments thereof, it will be apparent to one skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope thereof.
While the above detailed description has shown, described, and pointed out novel features as applied to various embodiments, it will be understood that various omissions, substitutions, and changes in the form and details of the device or method illustrated may be made without departing from the spirit of the disclosure. In addition, the various features and methods described above may be used independently of one another, or may be combined in various ways. All possible combinations and subcombinations are intended to fall within the scope of this disclosure. Many of the embodiments described above include similar components, and thus, these similar components are interchangeable in different embodiments. While the invention has been disclosed in the context of certain embodiments and examples, it will be understood by those skilled in the art that the invention extends beyond the specifically disclosed embodiments to other alternative embodiments and/or uses and obvious modifications and equivalents thereof. Therefore, the present invention is not intended to be limited by the specific disclosure of the preferred embodiments herein.
The invention is a well-known technique.
Claims (10)
1. A marine disaster risk prevention and control early warning system is characterized in that: comprising the following steps:
the important defense area demarcation unit is used for demarcating an important defense area of the early warning area to be controlled according to the weight importance degree of the disaster bearing body;
the risk assessment unit is used for conducting marine disaster risk investigation and assessment on the key defending areas;
the risk monitoring unit is used for carrying out marine disaster risk monitoring in the sea area near the nuclear power plant area;
and the early warning unit is used for forecasting and early warning the marine disaster risk possibly occurring in the construction period and the operation period based on the risk assessment result and the risk monitoring result.
2. The marine disaster risk prevention and control early warning system according to claim 1, wherein:
the key defense area demarcation unit is also used for carrying out gridding division on the demarcated key defense areas to obtain each sub-defense area.
3. The marine disaster risk prevention and control early warning system according to claim 1, wherein:
the risk assessment unit performs marine disaster risk investigation on the key defending area, and the method comprises the following steps:
under the action of storm tide, sea wave and tsunami, performing risk investigation of a protection project of a disaster-stricken body of a nuclear power plant, performing risk investigation of warm drainage of the nuclear power plant, performing risk investigation of radioactive liquid effluent and performing water taking safety risk investigation; and/or
The risk assessment unit carries out marine disaster risk assessment on the key defending area, and the marine disaster risk assessment comprises the following steps:
the risk assessment of the ocean disaster under the condition of the maximum storm surge increase and the water reduction is possible;
assessment of marine disaster risk under tsunami conditions.
4. The marine disaster risk prevention and control early warning system according to claim 1, wherein:
the risk monitoring unit is used for carrying out marine disaster risk monitoring on the sea area near the nuclear power plant area and comprises the following steps: hydrological monitoring, water quality ecological monitoring, satellite remote sensing monitoring, wave climbing monitoring and unmanned ship emergency monitoring.
5. The marine disaster risk prevention and control early warning system according to claim 1, wherein:
the early warning unit further comprises the step of carrying out comprehensive risk grade assessment on each sub-defense area, wherein the comprehensive risk grade assessment formula of the sub-defense areas is as follows:
wherein RS is the comprehensive risk level of the sub-defense area; n is the number of disaster-bearing bodies in the sub-defense area; d is the defensive risk capability level of the sub-defensive area; d, d i Is the defending risk capacity level of the ith disaster-bearing body in the sub defending area; i i Is the importance level of the ith disaster-bearing body in the sub-defense area; f (F) i Is the comprehensive disaster-bearing grade of the ith disaster-bearing body in the sub-defense area.
6. The marine disaster risk prevention and control early warning system according to claim 5, wherein:
the evaluation formula of the comprehensive disaster-bearing grade of the ith disaster-bearing body in the sub-defense area is as follows:
wherein F is i Is the comprehensive disaster-bearing grade of the ith disaster-bearing body in the sub-defense area, R ij Is the class of the j-th ocean disaster risk born by the i-th disaster bearing body in the sub-defending area, and m is the number of ocean disaster risks.
7. A marine disaster risk prevention and control early warning method is characterized in that: comprising the following steps:
firstly, defining important defense areas of an early warning area to be controlled according to the weight importance degree of a disaster bearing, and meshing the important defense areas to obtain sub-defense areas;
step two, performing marine disaster risk investigation and evaluation on the heavy point defense area;
step three, performing marine disaster risk monitoring in the sea area near the nuclear power plant area;
step four, based on the risk assessment result and the risk monitoring result, forecasting and early warning are sent out to the marine disaster risk possibly occurring in the construction period and the operation period;
and fifthly, carrying out comprehensive risk grade assessment on each sub-defense area, carrying out comprehensive disaster-bearing grade assessment on each disaster-bearing body in each sub-defense area, and sequencing assessment results to serve as auxiliary early warning.
8. The marine disaster risk prevention and control early warning method according to claim 7, wherein:
the marine disaster risk during the comprehensive risk level assessment of the disaster bearing bodies in the sub-defense areas specifically comprises at least one of astronomical tide, possible maximum storm increase, water reduction, typhoon, tsunami, earthquake, disastrous sea wave, water temperature change, salinity change, tide, strong wind, relative humidity change, air pressure change, semi-volatile organic matters, red tide, green tide, jellyfish enrichment, nuclear power plant warm drainage, radioactive liquid effluent and ecological environment risk caused by residual chlorine discharge.
9. A computer-readable storage medium having stored thereon a computer program executable by a processor, characterized in that: the computer program, when executed by a processor, performs at least one step of the marine disaster risk prevention and control pre-warning method according to claim 7 or 8.
10. A computer device comprising a memory, a processor, a communication interface, and a communication bus; the memory, the processor and the communication interface communicate with each other through the communication bus; the memory is used for storing a computer program; the processor is configured to execute a computer program stored on the memory, and is characterized in that: the processor, when executing the computer program, implements at least one step of the marine disaster risk prevention and control early warning method as set forth in claim 7 or 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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