CN113656611A - Flood prevention decision-making auxiliary system based on BIM + GIS and big data technology - Google Patents
Flood prevention decision-making auxiliary system based on BIM + GIS and big data technology Download PDFInfo
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Abstract
The invention discloses a flood prevention decision-making auxiliary system based on BIM + GIS and big data technology, which comprises a central online consultation platform, a field online consultation platform, a central plotting input module, a field plotting input module, a wireless communication module, a water condition information display module, an image information display module, a real-time video display module, a database and a water conservancy information one-picture display unit. The system adopts a mode of central service + node application, realizes plotting of relevant flood prevention contents based on one image by multiple parties based on a collaborative plotting technology and command decision technology research, realizes synchronization of plotted contents of all parties, can develop collaborative consultation through audio and video conferences, character communication and other modes, assists in handling during flood prevention, and improves the handling efficiency of events of disaster prevention and reduction.
Description
Technical Field
The invention belongs to the technical field of cooperative flood prevention, and particularly relates to a flood prevention decision-making auxiliary system based on BIM + GIS and a big data technology.
Background
Flood is a water flow phenomenon that the water volume of rivers, lakes and seas is rapidly increased or the water level is rapidly and violently increased due to natural factors such as rainstorm, rapid melting of ice and snow, storm surge and the like. When rainstorm or snow melting occurs in the drainage basin to generate runoff, the runoff is collected at the outlet section of the river channel according to the distance. When runoff in the near place arrives, river flow begins to increase, and the water level rises correspondingly, which is called flood rising;
the method is characterized in that flood disasters have the characteristics of multiple targets, multiple factors, group decision and the like, the decision process is complex, and the decision result influences profoundly, so that the consultation becomes an effective decision-making means, the intention of the consultation is expressed in the form of characters or voice mainly through a television and a telephone conference when the consultation is carried out in the flood season, but the information communication is incomplete and complex to express due to the limitation of space and region difference or professional knowledge, communication and communication obstacles are caused to participants of the consultation, and the map is an important means for intuitively expressing information.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a flood prevention decision auxiliary system based on a BIM + GIS and a big data technology.
In order to achieve the purpose, the invention provides the following technical scheme: a flood prevention decision-making auxiliary system based on BIM + GIS and big data technology comprises a central online consultation platform, a field online consultation platform, a central plotting input module, a field plotting input module, a wireless communication module, a water regime information display module, an image information display module, a real-time video display module, a database and a water conservancy information one-image display unit, and is characterized in that: the system comprises a water conservancy information one-map display sheet, a central online consultation platform, a field plotting input module, a water conservancy information one-map display unit, a VPN gateway, a wireless communication module, a database and a central online consultation platform, wherein the water conservancy information one-map display sheet is respectively connected with the water conservancy information display module, the image information display module and the real-time video display module, the central online consultation platform is connected with the central plotting input module, the field plotting input module and the field plotting input module are connected with the water conservancy information one-map display unit, the central online consultation platform is connected with the water conservancy information one-map display unit through the VPN gateway, the field online consultation platform is in communication connection with the water conservancy information one-map display unit through the wireless communication module, and the central online consultation platform and the field online consultation platform are connected with the database.
Preferably, the water regime information display module is used for uniformly displaying key information of each survey station in a comprehensive list mode, and mainly comprises a survey station name, data updating time, a current water level, a normal high water level, a flood line water level, a reservoir capacity, a dam crest elevation, today rainfall, yesterday rainfall, a historical maximum water level, an image information display inquiry and one-key repair function, and projects close to or exceeding an early warning water level can be highlighted in the display list, so that a management unit can timely respond.
Preferably, the image information display module can uniformly display and inquire the video real-time monitoring images of the reservoirs in the district, represents the video real-time monitoring images in a quick view mode, and comprises the name of the reservoir, the elevation of the top of the dam, the normal water level, the rainfall at this day, the flood limit water level, the current reservoir capacity and the water level data of the flood line, so that the general information and the current information of each reservoir can be displayed more intuitively.
Preferably, the real-time video display module can upload the site video in real time, uniformly display and query the video information through a water conservancy information one-image display unit, and express the video information in a quick-view mode so as to more intuitively display the general situation and the current situation information of the current disaster.
Preferably, the central plotting input module and the field plotting input module can provide a perfect plotting symbology, the central end and the field end adopt graphic symbols to plot a command deployment scheme aiming at an event on a water conservancy information map, and visual decision support is provided for resource allocation, force deployment and combat command through map visualization of event information, so that a professional emergency situation map is finally formed to guide emergency decision of the event.
Preferably, the water conservancy information map display unit can fully display various monitoring and early warning information of water conservancy, and collects relevant information such as flood prevention and drought resistance, water resources, water conservancy projects, river and lake management, water and soil conservation, rural drinking water, urban water supply and drainage and the like, wherein the relevant information comprises flood prevention early warning information, weather forecast, water condition information, rain condition information, flow information, water conservancy project information, real-time working condition, typhoon path, pipe network information, rainfall distribution map, satellite cloud map, radar map, water intake amount information of water users, water quality information and the like.
Preferably, the real-time video display module integrates the existing video monitoring sites which can be integrated, multi-channel videos of the hydraulic engineering which need to be known can be called, a user can check real-time video information of the video monitoring sites through selecting concerned sites after accessing the on-site online consultation platform, and meanwhile, the on-site online consultation platform can access and check mobile video information shot by a mobile phone, so that the demand of emergency command decision making during a disaster event is met.
Preferably, the central online consultation platform and the on-site online consultation platform can realize user management, collaborative plotting, plotting synchronization, file sharing, audio and video conference, instant text communication and various map query functions.
The invention has the technical effects and advantages that:
1. the system adopts a mode of central service + node application, realizes the plotting of relevant flood prevention contents based on one image by multiple parties based on a collaborative plotting technology and a command decision technology research, realizes the synchronization of the plotted contents of all parties, can also develop collaborative consultation through audio and video conferences, character communication and other modes, assists in handling during flood prevention, and improves the handling efficiency of events of disaster prevention and reduction;
2. the system organically combines multimedia means such as videos, voices and characters with a map, develops a flood prevention command remote cooperative consultation system, realizes real-time operations such as remote multi-user cooperative map plotting, map editing and file transmission under an online consultation mode, jointly finishes drawing of planning drawings and design drawings related to flood prevention commands, creates cooperative control, real-time interaction and cooperative perception environments of consultation mark drawing work, and can assist consultation and establishment of disaster schemes in a convenient map interoperation communication mode.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a flow chart of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a flood prevention decision-making auxiliary system based on BIM + GIS and big data technology, which comprises a central online consultation platform, a field online consultation platform, a central plotting input module, a field plotting input module, a wireless communication module, a water information display module, an image information display module, a real-time video display module, a database and a water conservancy information one-image display unit, wherein the central online consultation platform is connected with the real-time video display module through a network;
a water conservancy information one-graph display sheet is respectively connected with a water conservancy information display module, an image information display module and a real-time video display module, a central online consultation platform is connected with a central plotting input module, a field online consultation platform is connected with a field plotting input module, the central plotting input module and the field plotting input module are connected with a water conservancy information one-graph display unit, the central online consultation platform is connected with the water conservancy information one-graph display unit through a VPN gateway, the field online consultation platform is in communication connection with the water conservancy information one-graph display unit through a wireless communication module, the central online consultation platform and the field online consultation platform are connected with a database, and the central online consultation platform and the field online consultation platform can realize user management, collaborative plotting, synchronous file sharing, audio and video conferences, instant text communication and various map query functions, the system provides a statistical analysis function for plotting information resources, is plotted according to geographic data and is used for supporting emergency information decision-making;
the database mainly records user information, log information and file information, wherein a tb _ userinfo table records information of all users in the system, including user names, passwords for logging in the online consultation system, whether the user is an administrator, whether the user is activated, telephone numbers, jobs and the like, and can be maintained by a database management tool or an online consultation system management platform during the use of the system, a tb _ loginfo table records log information during the use of the online consultation system, including log types, logged meetings, recorded times and specific log contents, and a tb _ fileinfo table records shared file information during the consultation process, including uploaders, uploading times, file names, file sizes and meetings, and the current platform database basically comprises: basic information database, geographic information database, event information database, model database, plan database, knowledge base, case base and document base.
The water conservancy information one-graph display unit can fully display various monitoring and early warning information of water conservancy, collect relevant information such as flood prevention and drought control, water resources, water conservancy projects, river and lake management, water and soil conservation, rural drinking water, urban water supply and drainage and the like, and comprises flood prevention and early warning information, weather forecast, water condition information, rain condition information, flow information, water conservancy project information, real-time working condition, typhoon path, pipe network information, rainfall distribution diagram, satellite cloud map, radar map, water intake quantity information, water quality information and the like, and mainly aims to realize data sharing among all gate nodes, realize real-time interaction between site and local leaders, share data resources of cities and counties, provide technical means, realize the storage of former-level electronic map data resources in three different stages before, in advance and after the past, quickly share resource data in the middle stage and quickly process, rapid distribution and collaboration, and post-filing applications, to provide full-flow data support for responses;
the water regime information display module is used for uniformly displaying key information of each survey station in a comprehensive list mode, and mainly comprises a survey station name, data updating time, a current water level, a normal high water level, a flood line water level, a reservoir capacity, a dam crest elevation, today rainfall, yesterday rainfall, a historical maximum water level, an image information display query function and a one-key repair function, and projects close to or exceeding an early warning water level can be highlighted in a display list so that a management unit can timely respond;
the image information display module can uniformly display and inquire the video real-time monitoring images of the reservoirs in the district, displays the video real-time monitoring images in a quick view mode, and contains reservoir names, dam crest elevations, normal water levels, today's rainfall, flood limit water levels, current reservoir capacities and water level data of the flood line, so that the general information and the current situation information of each reservoir can be displayed more intuitively;
the real-time video display module can upload the site video in real time, uniformly display and inquire the video information through a water conservancy information one-image display unit, and express the video information in a fast view mode so as to more intuitively display the general situation and the current situation information of the current disaster, the real-time video display module can integrate the existing video monitoring sites capable of being integrated, can call out the multi-channel video of the water conservancy project to be known, a user can check the real-time video information of the video monitoring points through selecting the concerned sites after accessing the site online consultation platform, and meanwhile, the site online consultation platform can access and check the mobile video information shot by a mobile phone, thereby meeting the demand of emergency command decision during the disaster event;
the center plotting input module and the field plotting input module can provide a perfect plotting symbol system, the center end and the field end adopt graphic symbols to plot a command deployment scheme aiming at an event on a water conservancy information map, and provide visual decision support for resource allocation, force deployment and combat command through map visualization of event information, so that a professional emergency situation map is finally formed to guide the emergency decision of the event, the emergency decision is classified according to thematic data, and the following plotting symbols are required according to the basic data, the basic information, the emergency situation, the decision intention and other contents of emergency service attention and application requirements:
1. symbols of public incident of emergency
According to the classification standard of the emergent events, the emergent public events are classified into types of natural disasters, accident disasters, public health, social safety and the like and corresponding subclass types, and the severity of the emergent events is classified according to four event grades of great importance, larger size, general and the like.
2. Dangerous source and hidden danger area symbol
According to the classification standard of the hazard source, the hazard source and the hazard zone are divided into a natural disaster hazard zone, an accident disaster hazard source, a public health hazard source, a social security hazard, other hazard sources, a hazard zone and the like, and corresponding subclass types.
3. Guard target symbols
According to the protective target classification standard, the protective targets are divided into protective targets of types such as important parts, key infrastructures, other protective targets and the like, and corresponding subclass types.
4. Emergency resource symbols
According to the emergency resource classification standard, the emergency resources are divided into types of emergency communication, emergency transportation and logistics resources, medical and health resources, emergency financial security, emergency sheltering places, emergency institutions, emergency human resources, emergency materials and equipment resources and the like, and corresponding sub types.
5. Simple line and surface symbol
According to the classification of geometric figures, simple lines and surfaces are divided into simple types of symbols such as lines, surfaces, pictures, arcs and the like.
6. Arrow symbol
The arrow signs are classified into sign types such as thin straight arrow, single curved arrow, single arrow, dovetail arrow, direction of travel arrow, double-click arrow, and multiple arrow according to the line shape of the arrow.
7. Character symbol
According to the positioning characteristics of the character symbols, the character symbols are classified into character symbol types such as general labels, lead labels and the like.
The plotting symbols are preferably divided into seven categories of rescue team symbols, rescue material symbols, refuge place symbols, major hazard source symbols, national key infrastructure symbols, traffic support symbols and medical support symbols, and the encoding of the plotting symbols is shown in table 1:
TABLE 1
The plotting symbols should adopt the three primary colors of red, green and blue (noted as RGB), and are set according to the number of color levels (256 color levels), the dot-shaped plotting symbol colors should be set according to the requirements in the following table, the linear and planar plotting symbol display colors should be red (R:255, G:0, B:0), and the symbol colors are shown in the table 2:
TABLE 2
The system divides users into manager users and common users, the manager can manage the user information of the system, and can organize a conference and control a conference flow aiming at an emergency event, the common users have the functions of basic participation in the conference, collaborative plotting, audio and video conference and the like, the system users cannot be managed and the conference and the like can be controlled, the manager users become conference presiding persons after establishing the conference, host the conference, appoint speakers, manage conference files and the like in the conference process, the common users participate in the conference and become the participants, the system has the function of basic conference and does not have the partial function of the presiding persons;
a plurality of users participating in event handling can remotely participate in a conference, an administrator establishes a conference as required before the conference, the administrator can invite other users to participate in the conference as a conference host, and the other users can also apply for joining the conference after seeing the conference establishment. After successful meeting, all members in the meeting can carry out works such as character meeting, audio and video meeting, file sharing, collaborative plotting and the like according to needs, and when the meeting is finished, a general user can actively quit the meeting, and can also wait for a host to dismiss the passive quit of the meeting, thereby finishing the self meeting process. If the host is the moderator, the conference can be dispersed by quitting the conference or deleting the conference, and the conference process is completed.
When the system is used, an offline mode and an online mode are provided, the offline mode is a preparation work of the collaborative consultation technology, the online mode is a standard use mode of the collaborative consultation technology, the offline mode is that a user independently logs in the system in the offline mode under the conditions of network conditions, consultation conditions, application requirements and other reasons which are not available, not needed or not clear, and the consultation function does not communicate and interact with a server or other clients; the online mode is that the user logs in the consultation system by configuring the user of the consultation and setting the relevant parameters of the server on the premise that the network condition is met, the consultation condition is mature, the application requirement of the consultation is clear and the like;
after logging in the offline mode, the system always runs in the offline mode and cannot be switched to the online state, unless the system is logged in again, in the offline mode, functions related to meetings cannot perform any communication and interaction with an online meetings service end and other collaborative meetings technology client sides, the offline mode provides a scene for users to perform free plotting operation according to self requirements, required plotting situation graphs can be made in the independent running mode, the influence of other users is avoided, plotting results completed in the offline mode can be stored as plotting result files, the plotting result files can be used by other users in a copying mode, and the plotting result files stored by the users or other users can be loaded, so that the sharing of the plotting files is realized.
After logging in an online mode, the system always runs in an online mode and cannot be switched to an offline state unless logging in the system again, in the online mode, the related functions of a conference provider, a conference provider server and other collaborative conference provider technical clients keep instant communication and interaction, in the online mode, a user is divided into two roles of an administrator and a common user, wherein the common user has the basic functions of the system and has the functions of applying for participation, quitting a conference, being invited for participation and related communication and interaction, and the administrator user has the related functions of conference management (conference establishment, conference editing, conference deletion, conference invitation for participation users and the like) besides all the functions of the common user;
when the online consultation system logs in, whether the user is an administrator or not in the system database is searched according to the name of the user, if the user is the administrator, all functional modules and data in the system can be used, if the user is not the administrator, the user is a general user, functional buttons such as conference creation, conference deletion, conference modification, conference invitation joining, speaker designation, conference visual field and the like in the system cannot be used, and a system user list label is not displayed in the system to control the access of the system to the data;
and if the user is a common user, the system does not allow the user to log in the management platform software, and only an administrator can log in and access user information, log content of the system operation process and the like.
The method is characterized in that a MySQL Server 5.0 database system is adopted for a Server side of an online consultation system, the system should make corresponding backup and recovery strategies and schemes, the backup and recovery strategies can be realized by backing up database files, the MySQL service needs to be stopped during backup, then a database directory and all files below the database directory are copied, and a database (not necessarily the same name) needs to be established first during recovery of the database, and then the backed-up files are copied to the corresponding MySQL database directory.
The method is characterized in that the password data of user information in a system database is encrypted by MD5, the use of a map and application data is related to a specific application scene, the security of the map and application data is determined by the security level of internal and external network data, the security guarantee of the system is emphasized by the consultation technology, and the invasion and the damage of malicious users are prevented, and in summary, the specific security guarantee measures mainly comprise the following parts:
1. the server port can be self-defined, and both TCP and UDP service ports used by the server can be self-defined, so that the hiding of the service is realized;
2. the bottom communication protocol between the server and the client is encrypted for transmission, so that the non-online consultation client is prevented from being connected with the server, and a high-strength encryption algorithm is required to provide a safe barrier for the system;
3. the server can set a connection authentication password to prevent an unauthorized client from connecting to the server.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. A flood prevention decision-making auxiliary system based on BIM + GIS and big data technology comprises a central online consultation platform, a field online consultation platform, a central plotting input module, a field plotting input module, a wireless communication module, a water regime information display module, an image information display module, a real-time video display module, a database and a water conservancy information one-image display unit, and is characterized in that: the system comprises a water conservancy information one-map display sheet, a central online consultation platform, a field plotting input module, a water conservancy information one-map display unit, a VPN gateway, a wireless communication module, a database and a central online consultation platform, wherein the water conservancy information one-map display sheet is respectively connected with the water conservancy information display module, the image information display module and the real-time video display module, the central online consultation platform is connected with the central plotting input module, the field plotting input module and the field plotting input module are connected with the water conservancy information one-map display unit, the central online consultation platform is connected with the water conservancy information one-map display unit through the VPN gateway, the field online consultation platform is in communication connection with the water conservancy information one-map display unit through the wireless communication module, and the central online consultation platform and the field online consultation platform are connected with the database.
2. The flood prevention decision-making auxiliary system based on the BIM + GIS and the big data technology according to claim 1, characterized in that: the water regime information display module is used for uniformly displaying key information of each survey station in a comprehensive list mode, and mainly comprises a survey station name, data updating time, a current water level, a normal high water level, a flood line water level, a reservoir capacity, a dam crest elevation, today rainfall, yesterday rainfall, a historical maximum water level, an image information display query function and a one-key repair function, and engineering adjacent to or exceeding an early warning water level can be highlighted in a display list, so that a management unit can timely respond.
3. The flood prevention decision-making auxiliary system based on the BIM + GIS and the big data technology according to claim 1, characterized in that: the image information display module can uniformly display and inquire the real-time monitoring images of the reservoir videos in the district, displays the images in a quick view mode, and contains reservoir names, dam crest elevations, normal water levels, today's rainfall, flood limit water levels, current reservoir capacity and flood line water level data, so that the general information and the current situation information of each reservoir can be displayed more intuitively.
4. The flood prevention decision-making auxiliary system based on the BIM + GIS and the big data technology according to claim 1, characterized in that: the real-time video display module can upload the site video in real time, uniformly display and inquire the video information through a water conservancy information picture display unit, and express the video information in a quick view mode so as to more intuitively display the general situation and the current situation information of the current disaster.
5. The flood prevention decision-making auxiliary system based on the BIM + GIS and the big data technology according to claim 1, characterized in that: the center plotting input module and the field plotting input module can provide a perfect plotting symbol system, the center end and the field end adopt graphic symbols to plot a command deployment scheme aiming at an event on a water conservancy information map, and visual decision support is provided for resource allocation, strength deployment and combat command through map visualization of event information, so that a professional emergency situation map is finally formed to guide the emergency decision of the event.
6. The flood prevention decision-making auxiliary system based on the BIM + GIS and the big data technology according to claim 1, characterized in that: the water conservancy information map display unit can fully display various monitoring and early warning information of water conservancy, and collects relevant information such as flood prevention and drought control, water resources, water conservancy projects, river and lake management, water and soil conservation, rural drinking water, urban water supply and drainage and the like, wherein the relevant information comprises flood prevention early warning information, weather forecast, water condition information, rain condition information, flow information, water conservancy project information, real-time working condition, typhoon path, pipe network information, rainfall distribution map, satellite cloud map, radar map, water intake user water quantity information, water quality information and the like.
7. The flood prevention decision-making auxiliary system based on the BIM + GIS and the big data technology according to claim 4, characterized in that: the real-time video display module integrates the existing video monitoring sites capable of being integrated, multi-channel videos of the hydraulic engineering to be known can be called out, a user can view real-time video information of the video monitoring sites through selecting concerned sites after accessing the on-site online consultation platform, and meanwhile, the on-site online consultation platform can access and view mobile video information shot by a mobile phone, so that the demand of emergency command decision during a disaster event is met.
8. The flood prevention decision-making auxiliary system based on the BIM + GIS and the big data technology according to claim 1, characterized in that: the central online consultation platform and the on-site online consultation platform can realize the functions of user management, collaborative plotting, plotting synchronization, file sharing, audio and video conferences, instant text communication and various map query.
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| CN117274467A (en) * | 2023-11-23 | 2023-12-22 | 长江水利委员会长江科学院 | Dam safety monitoring multi-physical field cloud image online visualization method and system |
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