CN112991125A - Quick emergency system of wisdom scenic spot conflagration - Google Patents
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Abstract
The invention discloses a quick fire emergency system for an intelligent scenic spot. The system comprises a data acquisition device, a server and a mobile terminal. The data acquisition unit comprises monitoring equipment, a fire condition evaluation sensor and an RFID. The server comprises a first communication module, a data processing module, a database, a data fusion module, a data analysis module, an FTP site and a second communication module. The mobile terminal comprises a data downloading module, a positioning module, a navigation module and a user terminal. The design realizes the quick integration analysis and monitoring equipment of scenic spot safety monitoring equipment data, RFID data, user position data and fire condition evaluation sensor data, the real-time linkage of fire condition sensor information, provides the highway section suggestion that blocks up, and nearest fire-fighting equipment route, service such as fire point information display, warning are reminded, position safety judgement satisfies scenic spot management succor and visitor to the quick emergency response demand of fire safety, improves the quick emergency response ability of scenic spot conflagration.
Description
Technical Field
The invention relates to the field of rapid emergency of scenic spots, in particular to an intelligent scenic spot fire rapid emergency system.
Background
In recent years, as the quality of software, hardware and network infrastructure in scenic spots in China is improved continuously, the intelligent and digital level of the scenic spots is also improved continuously. Meanwhile, with the vigorous development of the tourism industry, more and more people select tourism as a leisure mode for work, and the safety of scenic spots is an important basis and an essential condition for tourists and the external opening of scenic spots. In the numerous potential safety hazards of scenic spots, the fire disaster has the characteristics of sudden outburst and serious casualties, so that the scenic spots pay attention to the emergency work of the fire disaster. But traditional scenic spot conflagration emergency system exists the function singleness, can't realize monitoring system and emergency system's quick butt joint and linkage, and emergency response cycle is long, and is inefficient. The fire emergency path selection method is characterized in that the fire situation judgment capability of sensor linkage is low in mountain scenic spot environment with wide space, misjudgment and misjudgment phenomena exist in the research and judgment of the regional fire situation by a single sensor technology, professional personnel are required to participate, the reaction is slow, and meanwhile, fire emergency facilities such as fire extinguishers and fire hydrants and the spatial distribution of the fire situation and the spatial distribution of the density and evacuation points of the tourists are not considered in the fire emergency path selection and the tourist evacuation and rescue projects, so that the emergency result lacks the rapid judgment and accurate response to real-time fire information and the current situation of the distribution of the personnel.
Disclosure of Invention
The invention aims to design an intelligent scenic spot fire rapid emergency system, which meets the rapid emergency response requirements of scenic spot managers and tourists on fire safety, realizes scientific management and intelligent treatment of scenic spot fire events, and guarantees the personal safety and property safety of people in scenic spots in real time.
The system mainly comprises a data acquisition unit, a server and a mobile terminal:
the data acquisition unit comprises monitoring equipment, a fire evaluation sensor and a radio frequency identification system RFID. The monitoring equipment is provided with a YOLO v3 target detection algorithm to detect the targets of 'flame' and 'personnel' in real-time video monitoring, visible light video monitoring equipment is used in the daytime, and infrared video monitoring equipment is used at night. The fire condition evaluation sensor comprises a humidity sensor, a temperature sensor and a smoke sensor. The RFID system collects the regional distribution quantity information of tourists in the scenic spot through the RFID electronic tags of indoor scenic spot personnel and the radio frequency identification added in the indoor gate of the scenic spot.
The server comprises a first communication module, a data processing module, a database, a data fusion module, a data analysis module, an FTP site and a second communication module.
The first communication module uploads the number information of 'flames' and 'personnel' updated in real time by the monitoring equipment and the tourist area distribution number information of the RFID system to a server database in a wired or wireless network mode; and uploading real-time monitoring data of the fire condition evaluation sensor to a server database in a Zig Bee mode.
The data processing module is used for carrying out regional statistics on the number of flames and personnel acquired by the regional monitoring equipment to respectively obtain the regional number sum of the flames and the personnel, and calculating the road section distribution density of the personnel according to the area of the road section region; and counting the regional distribution number of the tourists acquired by the RFID system to acquire the regional distribution number information of the tourists, calculating the regional distribution density of the tourists in the room according to the regional area, and outputting the regional distribution density to a database.
And the database receives scenic spot user information collected by the mobile terminal through the second communication module, the scenic spot user information comprises mobile terminal account numbers, user names and contact information of tourists, scenic spot management personnel and rescue personnel, an electronic map is stored, and the positions of fire-fighting facilities, emergency vehicles, working personnel and evacuation exit information are marked and stored in the map. And receiving scenic spot real-time humidity, temperature and smoke concentration data acquired by the fire condition evaluation sensor through the first communication module.
And the data fusion module is used for acquiring the flame number, humidity, temperature and smoke concentration data in the database, fusing by using a D-S evidence algorithm and judging whether a fire disaster occurs or not. When the fire occurrence probability value is in a range of 50% -89%: the server enters a fire confirmation mode. The server performs higher-frequency fusion detection on data acquired by the suspected area fire evaluation sensor and the monitoring equipment, transmits the suspected fire occurrence area information to the user terminal of the scenic region management personnel, generates the shortest path from the current position to the suspected area by combining the positioning information of the suspected area fire evaluation sensor and the monitoring equipment, and informs the scenic region management personnel to go to the suspected area for field confirmation. When the probability value of fire occurrence exceeds 90 percent: and judging that the fire disaster happens, and enabling the server to enter a fire disaster emergency treatment mode.
And the data analysis module acquires the fire judgment result of the data fusion module, evacuation exit position information stored in the database and the position of the fire-fighting facility. When a fire disaster occurs, an administrator adds a fire jam road section in the system in time according to the personnel area distribution density, the road section personnel density and the risk threshold value of 4 persons per square meter, a tourist user terminal analyzes the shortest path of the nearest evacuation exit and updates and plans a real-time route according to the jam road section distribution and the evacuation exit information stored in the database, specifically adopts a Dijkstra algorithm considering obstacles, sets the path accessible impedance intensity, and completes the GIS shortest path analysis considering the jam road section impedance intensity. And acquiring the position information of the user terminal according to the fire-fighting facility position and the emergency vehicle position information stored in the database and the position information of the second communication module, and providing the shortest rescue route bypassing the congested road section and the shortest route of the nearest emergency vehicle and the fire-fighting facility for the scenic spot management and rescue personnel. And (4) combining the current positioning information of the tourist user with a preset fire influence range to judge whether the position of the tourist is safe.
The FTP site is built and realized by adopting Serv-U software, and provides a MMPK mobile map packet data downloading interface of a required scenic spot map for the mobile terminal. And the second communication module provides an interface for the mobile terminal to access the database and obtain the analysis result of the data analysis module through the Web Service interface.
The mobile terminal comprises a data downloading module, a positioning module, a navigation module and a user terminal.
And the data downloading module is used for connecting the FTP site in a common-net mode, downloading the MMPK map packet and combining the GIS real-time operation library and the mobile terminal positioning information, and providing a position-based service for the user.
The positioning module adopts GPS or Beidou signal positioning in a place capable of receiving GPS satellite signals and Beidou satellite signals, and adopts a base station positioning mode to position in a room with weak GPS signals or Beidou signals. And the navigation module is used for providing navigation service for the user terminal after the user terminal acquires the analysis result of the data analysis module and starts the emergency navigation function, and comprises the functions of voice prompt, yaw path re-planning and residual distance real-time display.
And the user terminal comprises a tablet personal computer and a smart phone, acquires information of a system account number, a user name and a mobile phone contact way of the user terminal, and uploads the user information to the database server for storage through the second communication module. And the user terminal displays the updated current position of the user, the fire information, the position of the fire-fighting facility, the emergency vehicle, the staff and the evacuation exit information in real time.
The system also comprises a GPS satellite or a Beidou satellite, a scenic spot communication base station and a scenic spot mobile gateway server.
The monitoring equipment, the fire condition evaluation sensor and the RFID system are connected with the server through the firewall in a wired network and wireless network mode, and data safety of the connection of the server with the monitoring equipment, the fire condition evaluation sensor and the RFID system is guaranteed. The fire condition evaluation sensor adopts a ZigBee protocol to perform wireless Internet of things with the server.
The mobile terminal is connected with the server in a wireless network mode through the scenic spot communication base station, the scenic spot mobile gateway server and the firewall. The mobile terminal equipment is connected with the communication base station closest to the mobile terminal through WIFI and the like, and is communicated with the scenic spot mobile gateway server through the base station, so that the mobile terminal fire emergency request is transmitted to the server, and meanwhile, the updated data of the server is transmitted back to the mobile terminal.
The scenic spot communication base station is a radio transceiver station which carries out information bidirectional transmission with a mobile terminal and a server in a scenic spot 5G or 4G wireless network area respectively, and the mobile terminal carries out bidirectional communication with the server through the communication base station and a scenic spot mobile gateway server.
The server includes: the system comprises an emergency data processing and analyzing server, a database server, a communication server and a Web server. The emergency data processing and analyzing server comprises: the device comprises a data processing module, a data fusion module and a data analysis module. A database server: a database. The communication server includes: the communication device comprises a first communication module and a second communication module. The Web server includes an FTP site.
And secondly, providing congestion road section prompt, real-time positioning navigation, staff scheduling, emergency vehicle scheduling and nearest fire-fighting facility path and distance service when a fire disaster occurs in the scenic spot.
And (3) prompting a congested road section: when a fire disaster occurs in a scenic spot, the server data processing module carries out statistics and density calculation on the number of people, the statistics and density calculation comprises the steps of calculating the road section distribution density of 'people' according to the area of a road section area, calculating the indoor tourist area distribution density according to the area of the area, and determining the congestion degree of the road section for 4 people per square meter by managers according to the personnel area distribution density, the road section personnel density and a risk threshold value. The scenic spot manager can remind all the user mobile terminals of the congestion situation, display the congested road sections in the mobile terminal scenic spot electronic map and provide information for the user to select the action path in the scenic spot.
Positioning and navigating in real time: when a fire disaster occurs in a scenic spot, the APP at the mobile end of all categories of users has the functions of voice prompt, yaw emergency path re-planning and real-time display of the real-time distance from an exit evacuation point and the real-time distance from fire emergency facilities such as fire extinguishers and fire hydrants.
Scheduling of workers: when a fire disaster occurs, the system can inquire the staff nearest to the fire disaster open fire point through the function, then provides the shortest path bypassing the congested road section for the staff through the positioning module and the navigation module, and displays the real-time distance between the user and the fire disaster open fire point in real time at the user terminal.
Emergency vehicle dispatching: when a fire disaster occurs, rescue workers and scenic spot management personnel can inquire the emergency vehicle closest to the current user terminal through the function, then provide the shortest path bypassing the congested road section for the user through the positioning module and the navigation module, and display the distance from the emergency vehicle in real time at the user terminal.
Nearest fire-fighting facility path, distance: when a fire breaks out in a certain area of the scenic spot, the scenic spot management personnel and rescue personnel can use the nearest fire-fighting facility service provided in the mobile terminal. The fire-fighting equipment closest to the current user terminal is inquired through the service, the shortest path bypassing the congested road section is provided for the user through the positioning module and the navigation module, the real-time distance between the current user and the fire-fighting equipment is displayed at the user terminal in real time, and the fact that the user can obtain the fire-fighting equipment to process the fire situation in the shortest time after discovering the fire is guaranteed, and fire extinguishing work is carried out.
And thirdly, when a fire disaster occurs in the scenic spot, providing the shortest evacuation, rescue path generation, fire point information display, alarm reminding and position safety judgment services.
And (3) generating the shortest evacuation and rescue path: when a fire disaster occurs in a scenic spot, a shortest route which is the shortest distance from the exit evacuation point of the scenic spot closest to the current position to a congested road section and is displayed on a user terminal is provided for tourists.
Fire point information display and alarm prompt: in order to prevent the mobile terminal from accessing the server too frequently, causing the server to be stressed too much and the mobile terminal to be stuck, a timer is required to be set for the mobile terminal, and the database is read every 10 seconds. And finally, respectively displaying the temperature, the humidity, the smoke concentration and the flame number of the fire point in real time in a map control of the user terminal according to the information of each monitoring point, and simultaneously drawing and displaying the influence range and the real-time fire information of the fire point on an electronic map of a mobile terminal, thereby providing a powerful guarantee for rescue and evacuation.
And (4) position safety judgment: the method comprises the steps that firstly, when a system is preset, a scenic spot manager sets a fire danger occurrence range, the distance threshold of an open fire point is set to be 200 meters, and the distance threshold of smoke is set to be 500 meters. When a fire breaks out in a scenic spot, the server updates fire condition information every 10 seconds, and after the mobile terminal acquires the fire condition information, the server analyzes the position safety buffer zone once for the tourists to judge whether the user is in the influence range of 200 meters of the open fire point of the fire or 500m of smoke. And when the position of the tourist is within the fire influence range, immediately giving an alarm to the user through the user terminal, prompting the user to evacuate by using a path analysis function on the user terminal, and evacuating the dangerous area as soon as possible.
By means of rapid fusion of scenic spot safety monitoring equipment data, RFID system data, user position data and fire evaluation sensor data and real-time linkage of monitoring equipment and fire sensor information, the problems of misjudgment, missing judgment and delayed emergency system response of a single sensor technology in scenic spot fire research and judgment are solved. The problem of in personnel evacuation and visitor rescue process, the space distribution of conflagration emergency facilities such as fire extinguisher, fire hydrant, emergency vehicle and the spatial distribution of highway section that blocks up, personnel spatial distribution and the evacuation point of export are not considered in the emergent route selection of conflagration, lead to emergent result to lack the quick accurate response to real-time condition of a fire information and personnel distribution current situation is solved, improve scenic spot conflagration quick emergency response's efficiency and adaptability, realize scenic spot conflagration prevention and control, emergency response's intellectuality simultaneously.
Drawings
Fig. 1 is a schematic diagram of a fire emergency system of an intelligent scenic spot.
FIG. 2 is a schematic service diagram of a fire emergency system in an intelligent scenic spot.
FIG. 3 is a functional diagram of a fire emergency system for intelligent scenic spots.
Detailed Description
Example (b):
as shown in fig. 1, the schematic diagram of the intelligent scenic spot fire emergency system of the present invention mainly includes a data collector S1, a server S2, and a mobile terminal S3.
The data acquisition unit comprises three parts of monitoring equipment, a fire evaluation sensor and a radio frequency identification system RFID.
The monitoring equipment S11 is provided with a YOLO v3 target detection algorithm, carries out target detection on 'flame' and 'personnel' in real-time video monitoring, uses visible light video monitoring equipment in the daytime and uses infrared video monitoring equipment at night.
And fire condition evaluation sensors S12 including humidity sensors, temperature sensors and smoke sensors.
In this embodiment, the humidity sensor is a DHT-11 type humidity sensor, the temperature sensor is an LM35 type temperature sensor, and the smoke sensor is an MQ2 type smoke sensor, and is used to acquire real-time temperature, humidity, and smoke concentration data in a scenic spot.
The RFID system S13 provides the data processing module S22 with information about the number of tourist areas in the scenic spot room through RFID tags of persons in the indoor scenic spots and a Radio Frequency Identification (RFID) system installed in an indoor gate of the scenic spot.
The server S2 includes a first communication module S21, a data processing module S22, a database S23, a data fusion module S24, a data analysis module S25, an FTP site S26, and a second communication module S27.
The first communication module S21 uploads the number information of 'flames' and 'personnel' updated by the monitoring equipment in real time and the tourist area distribution number information of the RFID system to the server database in a wired or wireless network mode; and uploading real-time monitoring data of the fire condition evaluation sensor to a server database in a Zig Bee mode.
And the data processing module S22 carries out regional statistics on the number of the flames and the number of the personnel collected by the regional monitoring equipment S11 to respectively obtain the regional sum of the number of the flames and the number of the personnel. Calculating the road section distribution density of 'personnel' according to the area of the road section area; and counting the regional distribution number of the tourists acquired by the RFID system to acquire the regional distribution number information of the tourists, calculating the regional distribution density of the tourists according to the regional area, and outputting the regional distribution density to the database S23.
The database S23 receives scenic spot user information collected by the mobile terminal through the second communication module S27, wherein the scenic spot user information comprises mobile terminal account numbers, user names and mobile phone contact information of tourists, scenic spot management personnel and rescue personnel, and meanwhile, an electronic map is stored, and the positions of fire fighting facilities, emergency vehicles, working personnel and evacuation exit information are marked and stored in the map. And receiving scenic spot real-time humidity, temperature and smoke concentration data acquired by the fire condition evaluation sensor through the first communication module S21.
And the data fusion module S24 is used for acquiring the flame number, humidity, temperature and smoke concentration data in the database, fusing by using a D-S evidence algorithm and judging whether a fire disaster occurs or not.
The D-S evidence algorithm takes data collected by sensor and target detection as evidence of the algorithm, data information of the DHT-11 humidity sensor, the LM35 temperature sensor and the MQ2 smoke sensor is fused with flame number information detected by a monitoring device target, and whether a fire disaster occurs or not is deduced according to a distributed value of a reliability function and the reliability function of the fire disaster.
Due to fire conditions in the fire monitoringThere are three mutual exclusion states of occurrence, non-occurrence and indeterminate, which are marked as u1、u2、u3If the frame is Ω, then Ω ═ u1，u2，u3}。
Setting a basic probability distribution function M: 2Ω→[0,1]And the following condition mapping is satisfied:
1) Φ is an impossible event, and its basic probability is 0, i.e., M (Φ) ═ 0.
2)2ΩThe sum of all elementary probabilities in (a) is 1, i.e. sum m (a) 1,
m can be regarded as 2ΩAnd (c) assignment of an upper confidence function, M (A), which is a basic probability value and confidence of the fire event A. Humidity sensor M1＝{A1，A2，A3}, temperature sensor M2＝{B1，B2，B3Smoke sensor M3＝{C1，C2，C3}, number of "flames" detected by target M4＝{D1，D2，D3}. Wherein A is1，A2And A3Respectively representing the probabilities of judging fire occurrence, fire non-occurrence and fire uncertainty according to scene site humidity; b is1，B2And B3Respectively representing the probabilities of judging fire occurrence, fire non-occurrence and fire uncertainty according to the scene temperature of the scenic spot; c1，C2And C3Respectively representing the probabilities of judging fire occurrence, fire non-occurrence and fire uncertainty according to the scene smoke concentration; d1，D2And D3Respectively, the probabilities of judging the occurrence, non-occurrence, and indeterminate of a fire based on the number of "flames" detected by the target are shown.
According to the invention, firstly, the humidity and the temperature are fused to obtain a fire occurrence reliability function, and then the reliability function result is sequentially fused with the smoke concentration and the target detection result of the number of flames. According to the D-S evidence algorithm, the fused belief function is as follows:
in the formula:
in the formula, a is fused data information, M (a) is a basic probability value or a confidence level of the fused data, Ai and Bj are mutual exclusion assumptions of different sensors, M1(Ai) and M2(Bj) are confidence level functions of data obtained by humidity and temperature sensors, and k is the sum of all confidence level products of the completely conflicting assumptions Ai and Bj, and k is less than 1.
When the probability distribution of M (A) is in the interval of 50% -89%: the server enters a fire confirmation mode. The server performs higher-frequency fusion detection on the data acquired by the suspected area fire evaluation sensor and the monitoring equipment, transmits the suspected fire occurrence area information to the user terminal S34 of the scenic region manager, generates the shortest path from the current position to the suspected area by combining the positioning information of the suspected area fire evaluation sensor and the monitoring equipment, and notifies the scenic region manager to go to the suspected area for field confirmation.
When the M (A) probability exceeds 90%: and judging that the fire disaster happens, and enabling the server to enter a fire disaster emergency treatment mode.
The data analysis module S25 can obtain the fire judgment result of the data fusion module S24, the evacuation exit position information and the fire fighting equipment position stored in the database S23. When a fire disaster occurs, an administrator adds a fire jam road section in the system in time according to the personnel area distribution density, the road section personnel density and the risk threshold value (4 people per square meter), a tourist user terminal analyzes the shortest path of the nearest evacuation exit and updates and plans a real-time route according to the jam road section distribution and the evacuation exit information stored in the database, specifically adopts a Dijkstra algorithm considering obstacles, sets the path accessible impedance intensity, and completes the GIS shortest path analysis considering the jam road section impedance intensity. And the position information of the user terminal is obtained according to the fire-fighting facility position and the emergency vehicle position information stored in the database and the second communication module S27, so that the shortest rescue route bypassing the congested road section and the shortest route of the nearest emergency vehicle and the fire-fighting facility are provided for the scenic spot management and rescue personnel. And (4) combining the current positioning information of the tourist user with a preset fire influence range to judge whether the position of the tourist is safe.
The FTP site S26 is realized by adopting Serv-U software to provide a MMPK mobile map packet data downloading interface of the required electronic map for the mobile terminal.
The second communication module S27 provides an interface for the mobile terminal to access the database and obtain the analysis result of the data analysis module S25 through the Web Service interface.
The mobile terminal S3 includes a data download module S31, a positioning module S32, a navigation module S33, and a user terminal S34.
And the data downloading module S31 is used for connecting the FTP site by using a common-net mode, downloading an MMPK map package and combining a GIS real-time operation library, and providing a location-based service for the user by adopting ArcGIS Runtime SDK for Android and Android mobile terminal positioning information in the embodiment.
The positioning module S32 adopts GPS or Beidou signal positioning in the place where the GPS signal or the Beidou signal can be received, and adopts a base station positioning mode to position in the indoor area where the GPS signal or the Beidou signal is weak.
When the user terminal S34 obtains the analysis result of the data analysis module S25 and activates the emergency navigation function, the navigation module S33 provides navigation service to the user terminal. The navigation module has the functions of voice prompt, yaw path re-planning and residual path real-time display.
And the user terminal S34 comprises a tablet personal computer (Pad) and a smart phone. In the embodiment, the user terminal adopts an android smart phone, and the user scans the two-dimensional code to install the APP and the GIS real-time operation package. After logging in, information of a system account number, a user name and a mobile phone contact way of the user terminal is obtained, and the APP uploads the user information to the database server for storage through the second communication module S27. And the user terminal displays the updated current position of the user, the fire information, the position of the fire-fighting facility, the emergency vehicle, the staff and the evacuation exit information in real time.
A service schematic diagram of an intelligent scenic spot fire emergency system is shown in fig. 2, and the system further includes a GPS satellite or Beidou satellite S4, a scenic spot communication base station S5, and a scenic spot mobile gateway server S6.
The monitoring equipment S11, the fire condition evaluation sensor S12 and the RFID system S13 are connected with the server through the firewall in a wired network and wireless network mode, and data safety of the connection of the server with the monitoring equipment, the fire condition evaluation sensor and the RFID system is guaranteed. The fire condition evaluation sensor is wirelessly networked with the server by adopting a ZigBee protocol.
The mobile terminal is connected with the server in a wireless network mode through the scenic spot communication base station, the scenic spot mobile gateway server and the firewall. The mobile terminal equipment is connected with the communication base station with the nearest distance through WIFI and the like, and communicates with the scenic spot mobile gateway server S6 through the base station, so that the mobile terminal fire emergency request is transmitted to the server S2, and meanwhile, the updated data of the server is transmitted back to the mobile terminal.
The scenic spot communication base station S5 is a radio transceiver station that performs bidirectional information transfer with the mobile terminal S3 and the server S2 in the scenic spot 5G or 4G wireless network area. The mobile terminal S3 performs bidirectional communication with the server S2 via the communication base station S5 and the scenic mobile gateway server S6. In the scenic spot mobile gateway server S6, the Web Service provides a communication interface for the mobile terminal access server, and guarantees the normative and security of the data communication process.
The server S2 includes: the system comprises an emergency data processing and analyzing server, a database server, a communication server and a Web server. The emergency data processing and analyzing server comprises: the data processing module S22, the data fusion module S24 and the data analysis module S25. A database server: database S23. The communication server includes: a first communication module S21 and a second communication module S27. The Web server includes FTP site S26.
The system provides positioning information for the mobile terminal in a GPS or Beidou satellite S4 positioning mode.
FIG. 3 is a functional diagram of a fire emergency system for intelligent scenic spots. The system comprises the functions of scenic spot congested road section prompting, real-time positioning navigation, worker scheduling, emergency vehicle scheduling, nearest fire-fighting facility path and distance, shortest evacuation and rescue path generation, fire point information display, alarm reminding and position safety judgment service.
And (3) prompting a congested road section: when a fire disaster occurs in a scenic spot, the server data processing module carries out statistics and density calculation on the number of people, the statistics and density calculation comprises the steps of calculating the road section distribution density of 'people' according to the area of a road section area, calculating the indoor tourist area distribution density according to the area of the area, and determining the congestion degree of the road section by managers according to the personnel area distribution density, the road section personnel density and the risk threshold value of 4 people per square meter. The scenic spot manager can remind all the user mobile terminals of the congestion situation, display the congested road sections in the mobile terminal scenic spot electronic map and provide information for the user to select the action path in the scenic spot.
Positioning and navigating in real time: when a fire disaster occurs in a scenic spot, the APP at the mobile end of all categories of users has the functions of voice prompt, yaw emergency path re-planning and real-time display of the real-time distance from an exit evacuation point and the real-time distance from fire emergency facilities such as fire extinguishers and fire hydrants. The navigation module broadcasts the distance between the current position of the tourist and the nearest exit evacuation point of the scenic spot in real time by voice, and broadcasts the distance between the current position and the fire point and the nearest fire fighting facility in real time for the precision management personnel and the rescue personnel.
Scheduling of workers: when a fire disaster occurs, the system can inquire the staff nearest to the fire disaster open fire point through the function, then provides the shortest path bypassing the congested road section for the staff through the positioning module and the navigation module, displays the real-time distance between the user and the fire disaster open fire point in real time at the user terminal, reduces the time consumed by the staff on the path when the staff processes emergency affairs, and the staff can reach the fire disaster site for rescue according to the shortest rescue path function.
Emergency vehicle dispatching: before a fire disaster occurs in a scenic spot, the emergency vehicle is parked in an area designated by the scenic spot in advance; when a fire disaster occurs, rescue workers and scenic spot management personnel can inquire the emergency vehicle closest to the current user terminal through the function, then provide the shortest path bypassing the congested road section for the user through the positioning module and the navigation module, and display the distance from the emergency vehicle in real time at the user terminal. After the vehicle is started, rescuers and scenic spot management personnel can use the shortest rescue path function to reach the fire scene for rescue.
Nearest fire-fighting facility path, distance: when a fire breaks out in a certain area of the scenic spot, the scenic spot management personnel and rescue personnel can use the nearest fire-fighting facility service provided in the mobile terminal. The fire-fighting equipment closest to the current user terminal is inquired through the service, the shortest path bypassing the congested road section is provided for the user through the positioning module and the navigation module, the real-time distance between the current user and the fire-fighting equipment is displayed at the user terminal in real time, and the fact that the user can obtain the fire-fighting equipment to process the fire situation in the shortest time after discovering the fire is guaranteed, and fire extinguishing work is carried out.
And (3) generating the shortest evacuation and rescue path: when a fire disaster occurs in a scenic spot, a shortest route which is the shortest distance from the exit evacuation point of the scenic spot closest to the current position to a congested road section and is displayed on a user terminal is provided for tourists. The method specifically comprises the following steps: the tourist information uploaded to the server database by the mobile terminal user terminal is utilized, the server data analysis module combines the scenic spot evacuation point information stored in the database, the fire point position and the fire situation information of the fire evaluation sensor and the monitoring equipment alarm and the user positioning information provided by the mobile terminal positioning module, the scenic spot exit evacuation point closest to the current position is displayed for the tourist at the user terminal, and the shortest evacuation path and the analysis result of the nearest scenic spot exit evacuation point are displayed at the user terminal.
Fire point information display and alarm prompt: the monitoring equipment and the fire condition evaluation sensor can detect the humidity, the temperature and the smoke concentration of a scenic area, and the monitoring equipment loaded with a YOLO v3 target detection algorithm, the DHT-11 humidity sensor, the MQ2 smoke sensor and the LM35 temperature sensor are interconnected by using a Zig Bee module to judge whether a fire disaster occurs or not. In order to prevent the mobile terminal from accessing the server too frequently, causing the server to be stressed too much and the mobile terminal to be stuck, a timer is required to be set for the mobile terminal, and the database is read every 10 seconds. And finally, respectively displaying the temperature, the humidity, the smoke concentration and the flame number of the fire point in real time in a map control of the user terminal according to the information of each monitoring point, and simultaneously drawing and displaying the influence range and the real-time fire information of the fire point on an electronic map of a mobile terminal, thereby providing a powerful guarantee for rescue and evacuation.
And (4) position safety judgment: the method includes the steps that firstly, when a system is preset, a scenic region manager sets a fire danger occurrence range, the distance threshold value of an open fire point is set to be 200 meters, the distance threshold value of smoke is set to be 500 meters, and the fire danger occurrence range is preset in a server database. When a fire breaks out in a scenic spot, the server updates fire condition information every 10 seconds, and after the mobile terminal acquires the fire condition information, the server analyzes the position safety buffer zone once for the tourists to judge whether the user is in the influence range of 200 meters of the open fire point of the fire or 500m of smoke. And when the position of the tourist is within the fire influence range, immediately giving an alarm to the user through the user terminal, prompting the user to evacuate by using a path analysis function on the user terminal, and evacuating the dangerous area as soon as possible.
Claims (4)
1. The utility model provides a quick emergency system of wisdom scenic spot conflagration, includes data collection station, server and removes end, its characterized in that:
the data acquisition unit comprises monitoring equipment, a fire evaluation sensor and an RFID system; the monitoring equipment is provided with a YOLO v3 target detection algorithm, performs target detection on 'flame' and 'personnel' in real-time video monitoring, uses visible light video monitoring equipment in the daytime and uses infrared video monitoring equipment at night; the fire condition evaluation sensor comprises a humidity sensor, a temperature sensor and a smoke sensor; the RFID system is used for acquiring the distribution quantity information of the tourist areas in the scenic spot room through the RFID electronic tags of the indoor scenic spot personnel and the radio frequency identification added in the indoor gate of the scenic spot;
the server comprises seven parts, namely a first communication module, a data processing module, a database, a data fusion module, a data analysis module, an FTP site and a second communication module; the first communication module uploads the number information of 'flames' and 'personnel' updated by the monitoring equipment in real time and the tourist area distribution number information of the RFID system to a server database in a wired or wireless network mode; uploading real-time monitoring data of the fire condition evaluation sensor to a server database in a Zig Bee mode; the data processing module is used for carrying out regional statistics on the number of the flames and the personnel acquired by the regional monitoring equipment, respectively obtaining the regional sum of the number of the flames and the personnel, and calculating the road section distribution density of the personnel according to the area of the road section region; counting the regional distribution number of the tourists acquired by the RFID system to acquire the regional distribution number information of the tourists, calculating the regional distribution density of the tourists in the room according to the regional area, and outputting the regional distribution density to a database; the database receives scenic spot user information acquired by the mobile terminal through the second communication module, wherein the scenic spot user information comprises mobile terminal account numbers, user names and contact information of tourists, scenic spot management personnel and rescue personnel, an electronic map is stored, and the positions of fire fighting facilities, emergency vehicles, working personnel and evacuation exit information are marked and stored in the map; receiving scenic spot real-time humidity, temperature and smoke concentration data acquired by a fire condition evaluation sensor through a first communication module;
the data fusion module is used for acquiring the flame number, humidity, temperature and smoke concentration data in the database, fusing by using a D-S evidence algorithm and judging whether a fire disaster occurs or not; the data analysis module is used for acquiring the fire judgment result of the data fusion module, evacuation exit position information stored in the database and the position of the fire-fighting facility;
the FTP site is built by adopting Serv-U software and provides a MMPK mobile map packet data downloading interface of a required scenic spot map for the mobile terminal; the second communication module provides an interface for the mobile terminal to access the database and obtain the analysis result of the data analysis module through a Web Service interface;
the mobile terminal comprises a data downloading module, a positioning module, a navigation module and a user terminal; the data downloading module is used for connecting the FTP site in a common-net mode, downloading the MMPK map packet, combining the GIS real-time operation library and the mobile terminal positioning information and providing a position-based service for a user; the positioning module is used for positioning by adopting a GPS or Beidou signal in a place where the GPS satellite signal and the Beidou satellite signal can be received, and positioning by adopting a base station positioning mode in a room where the GPS signal or the Beidou signal is weak; the navigation module is used for providing navigation service for the user terminal after the user terminal acquires the analysis result of the data analysis module and starts the emergency navigation function, and comprises the functions of voice prompt, yaw path re-planning and residual distance real-time display;
the user terminal comprises a tablet personal computer and a smart phone, acquires information of a system account number, a user name and a mobile phone contact way of the user terminal, and uploads the user information to the database server for storage through the second communication module; the user terminal displays the updated current position of the user, the updated fire information, the updated positions of the fire-fighting facilities, the updated emergency vehicles, the updated staff and the updated evacuation exit information in real time;
the system also comprises a GPS satellite or a Beidou satellite, a scenic spot communication base station and a scenic spot mobile gateway server; the monitoring equipment, the fire condition evaluation sensor and the RFID system are connected with the server through the firewall in a wired network and wireless network mode, so that the data security of the connection of the server with the monitoring equipment, the fire condition evaluation sensor and the RFID system is guaranteed; the fire condition evaluation sensor adopts a ZigBee protocol to perform wireless Internet of things with the server; the mobile terminal is connected with the server in a wireless network mode through a scenic spot communication base station, a scenic spot mobile gateway server and a firewall; the mobile terminal equipment is connected with a communication base station closest to the mobile terminal through WIFI and the like, and communicates with the scenic spot mobile gateway server through the base station, so that a mobile terminal fire emergency request is transmitted to the server, and meanwhile, data updated by the server are transmitted back to the mobile terminal; the scenic spot communication base station is a radio transceiver station which respectively carries out information bidirectional transmission with a mobile terminal and a server in a scenic spot 5G or 4G wireless network area, and the mobile terminal carries out bidirectional communication with the server through the communication base station and a scenic spot mobile gateway server;
the server includes: the system comprises an emergency data processing and analyzing server, a database server, a communication server and a Web server; the emergency data processing and analyzing server comprises: the system comprises a data processing module, a data fusion module and a data analysis module; a database server: a database; the communication server includes: a first communication module and a second communication module; the Web server includes an FTP site.
2. The intelligent scenic spot fire rapid emergency system as claimed in claim 1, wherein the data fusion module is configured to, when the probability value of fire occurrence is within a range of 50% to 89%: the server enters a fire confirmation mode; the server performs higher-frequency fusion detection on data acquired by the suspected area fire evaluation sensor and the monitoring equipment, transmits the suspected fire occurrence area information to a user terminal of a scenic area manager, generates a shortest path from the current position to the suspected area by combining positioning information of the suspected area fire occurrence area information, and informs the scenic area manager to go to the suspected area for field confirmation; when the probability value of fire occurrence exceeds 90 percent: and judging that the fire disaster happens, and enabling the server to enter a fire disaster emergency treatment mode.
3. The intelligent scenic spot fire fast emergency system according to claim 1, wherein when a fire occurs, an administrator adds a fire congested road segment in the system in time according to the distribution density of personnel areas, the personnel density of the road segment and a risk threshold of 4 people per square meter, and the guest user terminal performs shortest path analysis and real-time route update planning of a nearest evacuation exit according to the distribution of the congested road segment and evacuation exit information stored in the database, and sets a path passable impedance strength by specifically adopting a Dijkstra algorithm considering obstacles, and completes GIS shortest path analysis considering the impedance strength of the congested road segment; acquiring the position information of a user terminal according to the position of the fire-fighting facility, the position information of the emergency vehicle and the position information of the second communication module stored in the database, and providing the shortest rescue route bypassing the congested road section and the shortest route of the nearest emergency vehicle and the fire-fighting facility for the scenic spot management and rescue personnel; and (4) combining the current positioning information of the tourist user with a preset fire influence range to judge whether the position of the tourist is safe.
4. The intelligent scenic spot fire rapid emergency system according to claim 1, wherein the system provides congested road section prompt, real-time positioning navigation, worker scheduling, emergency vehicle scheduling, nearest fire-fighting facility path, distance, shortest evacuation, rescue path generation, fire point information display, alarm prompt, location safety judgment service; when a fire disaster occurs in a scenic spot, the server data processing module performs statistics and density calculation on the number of people, the statistics and density calculation comprises the steps of calculating the road section distribution density of 'people' according to the area of a road section area, calculating the indoor tourist area distribution density according to the area, and determining the congestion degree of the road section by managers according to the personnel area distribution density, the road section personnel density and a risk threshold value of 4 people per square meter; a scenic spot manager reminds all user mobile terminals of the congestion situation, displays the congestion road sections in an electronic map of the scenic spot of the mobile terminal and provides information for the user to select the action path in the scenic spot; real-time positioning navigation and real-time display of real-time distances from exit evacuation points and fire emergency facilities such as fire extinguishers and fire hydrants; the navigation module broadcasts the distance between the current position of the tourist and the nearest exit evacuation point of the scenic spot in real time through voice, and the distance between the current position and the fire point and the nearest fire fighting facility is broadcasted by the precision management personnel and the rescue personnel in real time;
scheduling of workers: when a fire disaster occurs, providing a shortest path for bypassing a congested road section for workers through a positioning module and a navigation module, and displaying a real-time distance from a user to an open fire point of the fire disaster in real time at a user terminal; emergency vehicle dispatching: when a fire disaster occurs, rescue workers and scenic spot management personnel can inquire the emergency vehicle closest to the current user terminal through the function, then provide the shortest path bypassing the congested road section for the user through the positioning module and the navigation module, and display the distance from the emergency vehicle in real time at the user terminal;
nearest fire-fighting facility path, distance: when a fire disaster happens to a certain region in a scenic spot, the scenic spot management personnel and rescue personnel can use the nearest fire-fighting facility service provided by the mobile terminal; the fire-fighting equipment closest to the current user terminal is inquired through the service, the shortest path bypassing the congested road section is provided for the user through the positioning module and the navigation module, the real-time distance between the current user and the fire-fighting equipment is displayed at the user terminal in real time, and the fact that the user can obtain the fire-fighting equipment to process the fire situation in the shortest time after discovering the fire is guaranteed, and fire extinguishing work is carried out;
and (3) generating the shortest evacuation and rescue path: when a fire disaster occurs in a scenic spot, a shortest route which is displayed at a user terminal and is closest to the exit evacuation point of the scenic spot and bypasses a congested road section is provided for tourists; fire point information display and alarm prompt: in order to prevent the mobile terminal from accessing the server too frequently, which causes too high server pressure and blockage of the mobile terminal, a timer is required to be set for the mobile terminal, and the database is read every 10 seconds; finally, according to the information of each monitoring point, the temperature, the humidity, the smoke concentration and the flame number of the fire point are displayed in a map control of the user terminal in real time, and meanwhile, the influence range and the real-time fire information of the fire point are drawn and displayed on an electronic map of a mobile terminal, so that the rescue and evacuation are guaranteed effectively;
and (4) position safety judgment: firstly, setting a fire hazard occurrence danger range by a scenic spot manager when a system is preset, wherein the distance threshold of an open fire point is set to be 200 meters, and the distance threshold of smoke is 500 meters; when a fire disaster occurs in a scenic spot, the server updates fire condition information every 10 seconds, and after the mobile terminal acquires the fire condition information, the server analyzes a position safety buffer zone for a time for tourists to judge whether a user is in an influence range of 200 meters of an open fire point of the fire disaster or 500 meters of smoke; and when the position of the tourist is within the fire influence range, immediately giving an alarm to the user through the user terminal, and prompting the user to evacuate by using a path analysis function on the user terminal.
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