CN110610272A - Power grid rainstorm disaster comprehensive early warning display system - Google Patents
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Abstract
The invention discloses a comprehensive early warning and displaying system for power grid rainstorm disasters, which comprises: the climate forecasting module is used for forecasting the precipitation climate abnormal probability within one to three months in the future; the medium-term forecasting module is used for forecasting extreme rainfall events in seven days in the future so as to forecast the influence area and the influence degree of the rainstorm disaster; the short-term forecasting module is used for forecasting the extreme rainfall process within one to three days in the future so as to forecast the influence of the rainstorm disaster on a specific line and the influence of the rainstorm secondary disaster on the power grid; the short-term early warning module is used for carrying out disaster early warning of short-term strong precipitation and accompanying thunder, strong wind and hail within three hours in the future so as to carry out early warning of the influence of the rainstorm short-term disaster on specific line sections; and the administrator module is used for maintaining and managing the database. The method can effectively meet the requirements of electric power enterprises on early warning information of different time scales in the handling work of the rainstorm disasters in summer.
Description
Technical Field
The invention relates to the technical field of power grid protection, in particular to a comprehensive early warning and displaying system for power grid rainstorm disasters.
Background
In recent years, with the rapid development of the power grid in China, the operating voltage level of the power grid system is continuously improved, and the scale of the power grid is continuously enlarged. On one hand, with the national energy policy of 'West electric and east electric transmission', more and more high-voltage and long-distance power transmission lines are built and put into operation, the power grid meteorological disasters are more frequent, and particularly, the occurrence frequency of the summer rainstorm disasters is increased by multiples; on the other hand, with the development of socioeconomic, the requirements of social production and residential life on power supply stability are higher and higher. Therefore, departments such as electric power operation and maintenance, scheduling, emergency and the like need an urgent need for a comprehensive early warning display system capable of comprehensively knowing the actual situation and the prediction situation of the power grid rainstorm disaster, so that disaster coping work is reasonably carried out, and disaster loss is avoided to the maximum extent.
Therefore, the power grid rainstorm disaster comprehensive early warning system is developed for design and research, the live and early warning display of the power grid rainstorm disasters with different time scales is realized, and support is provided for the summer rainstorm disaster coping work of the power enterprises.
Disclosure of Invention
The invention provides a comprehensive early warning and displaying system for power grid rainstorm disasters, which is used for solving the technical problem that comprehensive early warning and displaying of power grid rainstorm disaster situations and predicted conditions cannot be comprehensively known at present.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
the utility model provides a power grid rainstorm disaster synthesizes early warning display system, includes:
the weather prediction module is used for predicting the precipitation weather abnormal probability within one to three months in the future according to historical weather data in the weather live database and the basic map database, and importing the prediction result into the weather forecast database and the disaster early warning database;
the medium-term forecasting module is used for forecasting extreme rainfall events in seven days in the future according to the basic map database, the line database, the weather live database and the weather forecast database so as to forecast the influence area and the influence degree of the rainstorm disaster and import the forecasting result into the disaster early warning database;
the short-term forecasting module is used for forecasting the extreme rainfall process within one to three days in the future according to the basic map database, the line database, the weather live database and the weather forecast database so as to forecast the influence of the rainstorm disaster on a specific line and the rainstorm secondary disaster on the power grid and import the forecasting result into the disaster early warning database;
the short-term early warning module is used for carrying out disaster early warning of short-term strong precipitation and accompanying thunder, strong wind and hail within three hours in the future according to the basic map database, the line database, the weather live database and the weather forecast database so as to carry out early warning of specific line sections affected by the rainstorm short-term disasters and lead a prediction result into the disaster early warning database;
and the administrator module is used for storing and managing the maintenance and management of the line database, the weather live database, the weather forecast database, the disaster early warning database and the basic map database.
Preferably, the climate prediction module comprises:
the climate circulation situation prediction unit comprises a sea surface temperature live and prediction display component and a live and prediction display component for the high-pressure north-south position and the high-pressure strength of the subtropical zone;
the first prediction display unit is used for performing abnormality prediction display on the average temperature abnormality and the total precipitation in one month in the future;
the second prediction display unit is used for performing evolution prediction display on the day-by-day temperature evolution and the day-by-day rainfall of one month in the future;
and the third prediction display unit is used for displaying continuous high-temperature drought and power grid high-load early warning, continuous overcast and rainy and equipment maintenance work early warning, serious rainstorm disaster and emergency repair early warning in one month in the future.
Preferably, the medium term forecasting module comprises:
the weather situation display unit comprises a 500hPa potential altitude field live and predicted display component, a 700hPa wind field predicted and live display component and a 1000hPa ground temperature and humidity field live and predicted display component;
the fourth prediction display unit is used for performing prediction display on the day-by-day temperature, the day-by-day rainfall, the day-by-day wind field and the day-by-day humidity field in seven days in the future;
the fifth prediction display unit is used for performing prediction display on a high-temperature area with the air temperature being more than or equal to 35 ℃ and a rainstorm area with the daily rainfall being more than or equal to 50mm in seven days in the future;
and the sixth prediction display unit is used for displaying a high-temperature process, a power grid high-load early warning, a rainstorm process and an emergency repair early warning in seven days in the future.
Preferably, the short term forecasting module comprises:
the seventh prediction display unit is used for performing prediction display on the temperature, the precipitation, the wind field and the humidity every three hours in the three days in the future;
the eighth prediction display unit is used for performing prediction display on a high-temperature area with the air temperature being more than or equal to 35 ℃ and a rainstorm area with the daily rainfall being more than or equal to 50mm in three days in the future;
and the ninth prediction display unit is used for displaying early warning of rainstorm secondary landslide and flooding disasters, early warning of affected lines and transformer equipment and early warning of emergency repair in the three days in the future.
Preferably, the short-term warning module includes:
the weather monitoring and displaying unit comprises a real-time radar echo monitoring and displaying component, a real-time satellite cloud picture monitoring and displaying component and an hourly precipitation real-time monitoring and displaying component;
the tenth prediction display unit is used for performing prediction display on the rainfall prediction, the thunder probability, the hail probability and the strong wind probability in the three hours in the future;
and the eleventh prediction display unit is used for displaying short-time strong convection in the next three hours, and early warning of the affected line sections and the transformer equipment.
The invention has the following beneficial effects:
according to the comprehensive early warning and displaying system for the power grid rainstorm disaster, aiming at the early warning information requirements of the power enterprise in the summer rainstorm disaster coping work, the early warning and comprehensive displaying of different scales of disasters such as the monthly scale, the middle term, the short term and the like is carried out, and the requirements of the power enterprise on the early warning information of different time scales in the summer rainstorm disaster coping work can be effectively met.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a power grid rainstorm disaster comprehensive early warning display system according to a preferred embodiment of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
Referring to fig. 1, the comprehensive early warning and displaying system for power grid rainstorm disaster of the invention comprises:
and the weather prediction module is used for predicting the precipitation weather abnormal probability within one to three months in the future according to the historical weather data in the weather live database and the basic map database, and importing the prediction result into the weather forecast database and the disaster early warning database. The module can provide guidance for operation and maintenance work arrangement, electric load continuous abnormity advance handling and emergency repair plan arrangement.
The medium-term forecasting module is used for forecasting extreme rainfall events in seven days in the future according to the basic map database, the line database, the weather live database and the weather forecast database so as to forecast the influence area and the influence degree of the rainstorm disaster and import the forecasting result into the disaster early warning database;
the short-term forecasting module is used for forecasting the extreme rainfall process within one to three days in the future according to the basic map database, the line database, the weather live database and the weather forecast database so as to forecast the influence of the rainstorm disaster on a specific line and the rainstorm secondary disaster on the power grid and import the forecasting result into the disaster early warning database;
the short-term early warning module is used for carrying out disaster early warning of short-term strong precipitation and accompanying thunder, strong wind and hail within three hours in the future according to the basic map database, the line database, the weather live database and the weather forecast database so as to carry out early warning of specific line sections affected by the rainstorm short-term disasters and lead a prediction result into the disaster early warning database;
and the administrator module is used for storing and managing the maintenance and management of the line database, the weather live database, the weather forecast database, the disaster early warning database and the basic map database.
By the aid of the framework, early warning comprehensive display of disasters with different scales such as monthly scale, medium scale, short term and temporary time can be carried out according to early warning information requirements of power enterprises in summer rainstorm disaster coping work.
In practice, the climate prediction module preferably comprises:
the climate circulation situation prediction unit comprises a sea surface temperature live and prediction display component and a live and prediction display component for the high-pressure north-south position and the high-pressure strength of the subtropical zone;
the first prediction display unit is used for performing abnormality prediction display on the average temperature abnormality and the total precipitation in one month in the future;
the second prediction display unit is used for performing evolution prediction display on the day-by-day temperature evolution and the day-by-day rainfall of one month in the future;
and the third prediction display unit is used for displaying continuous high-temperature drought and power grid high-load early warning, continuous overcast and rainy and equipment maintenance work early warning, serious rainstorm disaster and emergency repair early warning in one month in the future.
The prediction result of the climate prediction module can provide guidance for long-term arrangement of operation and maintenance work, advance treatment of continuous abnormity of future power loads, preparation of materials of emergency first-aid repair personnel of the power grid and formulation of emergency plans.
During implementation, the mid-term forecasting module mainly carries out forecasting of extreme rainfall events in the future seven days, carries out forecasting of storm disaster influence areas and disaster influence degrees, and preferably comprises the following steps:
the weather situation display unit comprises a 500hPa potential altitude field live and predicted display component, a 700hPa wind field predicted and live display component and a 1000hPa ground temperature and humidity field live and predicted display component;
the fourth prediction display unit is used for performing prediction display on the day-by-day temperature, the day-by-day rainfall, the day-by-day wind field and the day-by-day humidity field in seven days in the future;
the fifth prediction display unit is used for performing prediction display on a high-temperature area with the air temperature being more than or equal to 35 ℃ and a rainstorm area with the daily rainfall being more than or equal to 50mm in seven days in the future;
and the sixth prediction display unit is used for displaying a high-temperature process, a power grid high-load early warning, a rainstorm process and an emergency repair early warning in seven days in the future.
During the implementation, the short-term forecast module mainly carries out future one to three days extreme precipitation process prediction, carries out the prediction of the specific circuit of torrential rain calamity influence and torrential rain secondary disaster to the electric wire netting, preferably includes:
the seventh prediction display unit is used for performing prediction display on the temperature, the precipitation, the wind field and the humidity every three hours in the three days in the future;
the eighth prediction display unit is used for performing prediction display on a high-temperature area with the air temperature being more than or equal to 35 ℃ and a rainstorm area with the daily rainfall being more than or equal to 50mm in three days in the future;
and the ninth prediction display unit is used for displaying early warning of rainstorm secondary landslide and flooding disasters, early warning of affected lines and transformer equipment and early warning of emergency repair in the three days in the future.
During implementation, the short-term early warning module mainly carries out early warning of disasters such as short-term strong precipitation and accompanying thunder, strong wind, hail and the like within three hours in the future, and develops early warning of specific line sections affected by the short-term rainstorm disasters. Preferably comprising:
the weather monitoring and displaying unit comprises a real-time radar echo monitoring and displaying component, a real-time satellite cloud picture monitoring and displaying component and an hourly precipitation real-time monitoring and displaying component;
the tenth prediction display unit is used for performing prediction display on the rainfall prediction, the thunder probability, the hail probability and the strong wind probability in the three hours in the future;
and the eleventh prediction display unit is used for displaying short-time strong convection in the next three hours, and early warning of the affected line sections and the transformer equipment.
In conclusion, the method and the device have strong practicability, and can effectively meet the requirements of electric power enterprises on early warning information of different time scales in the summer rainstorm disaster coping work.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a power grid rainstorm disaster synthesizes early warning display system which characterized in that includes:
the weather prediction module is used for predicting the precipitation weather abnormal probability within one to three months in the future according to historical weather data in the weather live database and the basic map database, and importing the prediction result into the weather forecast database and the disaster early warning database;
the medium-term forecasting module is used for forecasting extreme rainfall events in seven days in the future according to the basic map database, the line database, the weather live database and the weather forecast database so as to forecast the influence area and the influence degree of the rainstorm disaster and import the forecasting result into the disaster early warning database;
the short-term forecasting module is used for forecasting the extreme rainfall process within one to three days in the future according to the basic map database, the line database, the weather live database and the weather forecast database so as to forecast the influence of the rainstorm disaster on a specific line and the rainstorm secondary disaster on the power grid and import the forecasting result into the disaster early warning database;
the short-term early warning module is used for carrying out disaster early warning of short-term strong precipitation and accompanying thunder, strong wind and hail within three hours in the future according to the basic map database, the line database, the weather live database and the weather forecast database so as to carry out early warning of specific line sections affected by the rainstorm short-term disasters and lead a prediction result into the disaster early warning database;
and the administrator module is used for storing and managing the maintenance and management of the line database, the weather live database, the weather forecast database, the disaster early warning database and the basic map database.
2. The power grid rainstorm disaster comprehensive early warning display system according to claim 1, wherein the climate prediction module comprises:
the climate circulation situation prediction unit comprises a sea surface temperature live and prediction display component and a live and prediction display component for the high-pressure north-south position and the high-pressure strength of the subtropical zone;
the first prediction display unit is used for performing abnormality prediction display on the average temperature abnormality and the total precipitation in one month in the future;
the second prediction display unit is used for performing evolution prediction display on the day-by-day temperature evolution and the day-by-day rainfall of one month in the future;
and the third prediction display unit is used for displaying continuous high-temperature drought and power grid high-load early warning, continuous overcast and rainy and equipment maintenance work early warning, serious rainstorm disaster and emergency repair early warning in one month in the future.
3. The power grid rainstorm disaster comprehensive early warning and displaying system according to claim 1, wherein the medium-term forecasting module comprises:
the weather situation display unit comprises a 500hPa potential altitude field live and predicted display component, a 700hPa wind field predicted and live display component and a 1000hPa ground temperature and humidity field live and predicted display component;
the fourth prediction display unit is used for performing prediction display on the day-by-day temperature, the day-by-day rainfall, the day-by-day wind field and the day-by-day humidity field in seven days in the future;
the fifth prediction display unit is used for performing prediction display on a high-temperature area with the air temperature being more than or equal to 35 ℃ and a rainstorm area with the daily rainfall being more than or equal to 50mm in seven days in the future;
and the sixth prediction display unit is used for displaying a high-temperature process, a power grid high-load early warning, a rainstorm process and an emergency repair early warning in seven days in the future.
4. The power grid rainstorm disaster comprehensive early warning display system according to claim 1, wherein the short-term forecasting module comprises:
the seventh prediction display unit is used for performing prediction display on the temperature, the precipitation, the wind field and the humidity every three hours in the three days in the future;
the eighth prediction display unit is used for performing prediction display on a high-temperature area with the air temperature being more than or equal to 35 ℃ and a rainstorm area with the daily rainfall being more than or equal to 50mm in three days in the future;
and the ninth prediction display unit is used for displaying early warning of rainstorm secondary landslide and flooding disasters, early warning of affected lines and transformer equipment and early warning of emergency repair in the three days in the future.
5. The power grid rainstorm disaster comprehensive early warning display system according to claim 1, wherein the short-term early warning module comprises:
the weather monitoring and displaying unit comprises a real-time radar echo monitoring and displaying component, a real-time satellite cloud picture monitoring and displaying component and an hourly precipitation real-time monitoring and displaying component;
the tenth prediction display unit is used for performing prediction display on the rainfall prediction, the thunder probability, the hail probability and the strong wind probability in the three hours in the future;
and the eleventh prediction display unit is used for displaying short-time strong convection in the next three hours, and early warning of the affected line sections and the transformer equipment.
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Application publication date: 20191224 |