CN114913664A - Fire detection linkage control system and method - Google Patents
Fire detection linkage control system and method Download PDFInfo
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- CN114913664A CN114913664A CN202210518421.8A CN202210518421A CN114913664A CN 114913664 A CN114913664 A CN 114913664A CN 202210518421 A CN202210518421 A CN 202210518421A CN 114913664 A CN114913664 A CN 114913664A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/04—Control of fire-fighting equipment with electrically-controlled release
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/14—Receivers specially adapted for specific applications
- G01S19/17—Emergency applications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
- G08G1/087—Override of traffic control, e.g. by signal transmitted by an emergency vehicle
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0968—Systems involving transmission of navigation instructions to the vehicle
- G08G1/0969—Systems involving transmission of navigation instructions to the vehicle having a display in the form of a map
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention belongs to the technical field of fire control and discloses a fire detection linkage control system and method. The system comprises a data monitoring module, a data uploading module, a cloud data platform, a data management module, a data processing module, an information publishing module, an information receiving terminal, a traffic control module and a vehicle allocation module. According to the invention, a fire-prevention area, a fire-fighting terminal and a hospital terminal form a set of remote response system through a cloud data platform. The system can avoid misjudgment to accurately judge the fire, can timely transmit the fire to the information receiving terminal, and can coordinate traffic, so that the fire truck and the ambulance can avoid the influence of traffic jam, timely arrive at the site of fire for rescue, reduce casualties and property loss, and have the advantages of rapid response and high reliability.
Description
Technical Field
The technology belongs to the technical field of fire control, and particularly relates to a fire detection linkage control system and method.
Background
When a fire disaster occurs, the fire information, the fire site and the surrounding resource information are quickly and accurately acquired, and the method is very important for fire-fighting and rescue work.
In addition, with the expansion of cities and the popularization of automobiles, the traffic in large cities is more and more serious, and the congestion affects fire fighting vehicles and ambulances, so that the fire fighting vehicles and the ambulances cannot arrive at the ignition place in time, and the rescue is delayed.
However, the existing fire emergency system has single function, cannot realize quick butt joint and linkage of the monitoring system and the emergency system, has long emergency response period and low efficiency, and has misjudgment phenomenon in area research and judgment by the sensor.
Disclosure of Invention
In order to solve the problems, the invention provides a fire detection linkage control system which can accurately judge the fire in time, has quick rescue response and high efficiency. The specific technical scheme is as follows:
a fire detection linkage control system comprises a data monitoring module, a data uploading module, a cloud data platform, a data management module, a data processing module, an information issuing module, an information receiving terminal, a traffic control module and a vehicle allocation module; the data monitoring module is used for monitoring the fire condition of the detection area in real time; the data uploading module is used for transmitting the fire detection information monitored in real time to the cloud data platform; the data management module is used for storing and calling data of the cloud data platform; the data processing module classifies the sensing information and judges the fire by comparing the fire detection information acquired in real time with historical data; the information issuing module transmits the fire information to the information receiving terminal; the information receiving terminal carries out traffic control through the traffic control module according to the fire information, and dispatches the traffic vehicles through the vehicle dispatching module.
In this scheme, through cloud data platform, couple together fire prevention region and remote response to accurately judge and convey the condition of a fire through data processing module, realize the timely rescue of rescue vehicle through traffic control module and vehicle allotment module.
Furthermore, the data monitoring module comprises a temperature and humidity sensor, a smoke sensor and a GPS positioning chip; the temperature and humidity sensors and the smoke sensors are arranged in plurality and distributed in different regions; the GPS positioning chips are provided with a plurality of positioning chips and are respectively connected with the temperature and humidity sensor and the smoke sensor. In the scheme, the sensing positions are distinguished by setting a plurality of types and multi-region sensors and adopting a GPS positioning mode. Meanwhile, the fire disaster monitoring is carried out on the monitoring area through the temperature and the smoke together, the monitoring effect is good, and the monitoring accuracy is high.
In order to further delay the fire, an automatic fire extinguishing device is arranged around the data monitoring module.
Further, the information receiving terminal comprises a fire department terminal and a hospital terminal. Through the cloud data platform, fire control office terminal and hospital terminal can in time learn the fire information and react.
Further, the data processing module comprises:
the data classification submodule classifies the data sensed by the sensor;
the data comparison submodule compares the classified data with historical data in a database;
and the sensor fault elimination submodule judges whether the sensor has a fault according to the comparison result.
In this scheme, after taking place the condition of a fire, monitoring data can transmit to the cloud platform in, the platform can manage and handle data, compares monitoring data earlier, if do not accord with the standard value when very big play, further can detect, get rid of the trouble of sensor itself to judge whether because the monitoring data's that the sensor trouble leads to unusual, thereby can effectively avoid the condition of some misreports to take place, avoid the waste of public resource, improved fire monitoring's the degree of accuracy.
Further, the traffic control module includes:
the traffic map adjusting submodule is used for adjusting the traffic map from the fire place to the fire-fighting bureau area;
the traffic control scheme making submodule is used for making an optimal route from the fire truck and the ambulance to a place where a fire happens;
the traffic signal lamp calling submodule on the road is used for calling the traffic signal lamp signals on the optimal route;
the traffic signal lamp time adjusting submodule is used for controlling the time of the traffic signal lamp;
and the fire fighting message broadcasting submodule is used for broadcasting the fire fighting message and the rescue message of the current fire.
Further, the vehicle mix module includes:
the road-blocking vehicle recording sub-module is used for recording road-blocking vehicles positioned in front of the fire truck and the ambulance on the current optimal route;
the system comprises a road blocking vehicle notification sub-module, a road blocking vehicle notification sub-module and a road blocking vehicle notification sub-module, wherein the road blocking vehicle notification sub-module is used for notifying the road blocking vehicle of the current fire situation and the routes of a fire truck and an ambulance;
and the barrier vehicle adjusting and separating sub-module is used for adjusting and separating the barrier vehicle in front of the fire truck and the ambulance on the current optimal route.
Another object of the present invention is to provide a fire detection linkage control method, including:
s1, carrying out real-time fire monitoring on a detection area;
s2, classifying the monitoring data, comparing the classified data with the data in the database, and judging whether the data is a sensor fault or misjudgment;
s3, if the sensor has no fault or misjudgment, preliminarily judging whether a fire disaster occurs or not by storing necessary judgment conditions for the multi-scene fire disaster in the database;
s4, carrying out secondary judgment on whether a fire disaster occurs or not by calling a video or a picture in a sensor area which is primarily judged to have the fire disaster;
s5, after the fire disaster is determined to occur through secondary judgment, a rescue line is set for a fire-fighting vehicle and an ambulance;
s6, carrying out fire notification on vehicles passing through the rescue line of the fire truck and the ambulance, and carrying out adjustment and separation on the vehicles on the front running path of the fire truck and the ambulance;
and S7, traffic lights on rescue lines of fire trucks and ambulances are controlled, and green channels of fire trucks and ambulances are opened up.
Further, in step S2, the method for determining the sensor failure or the erroneous determination includes:
s21, storing comparison data in a database, wherein the comparison data comprise an external working voltage of 36V DC of a temperature and humidity sensor, a working current of less than 60mA, a signal output frequency of 200Hz to 1000Hz, an annual resistance value drift rate of less than 1 percent and a working voltage of 24 VDC; storing the working current of the smoke sensor to be less than 10 muA, the alarm current to be 150mA and the working voltage to be 24 VDC;
s22, when the monitored data do not accord with any corresponding comparison data stored in the database, judging that the sensor has a fault or misjudgment;
and S23, judging that the sensor fails if the detection value of the sensor does not fluctuate within the set time.
In step S3, when the humidity is lower than 75%, the smoke sensor gives an alarm, and the temperature rapidly increases from the normal temperature, so as to preliminarily determine the occurrence of fire.
Compared with the prior art, the invention has the following beneficial effects:
after a fire occurs, monitoring data can be transmitted to a cloud data platform for management and processing; firstly, comparing monitoring data, and if the monitoring data does not accord with a standard value greatly, detecting and eliminating the fault of the sensor, thereby judging whether the monitoring data is abnormal or not due to the fault of the sensor, effectively avoiding the occurrence of some false alarms, avoiding the waste of public resources and improving the accuracy of fire monitoring; meanwhile, a traffic control module is arranged in the system, after the fire is determined, traffic along the route can be controlled according to different routes, and the traffic control module is specifically represented by the control of some traffic lights and the opening of green channels, so that the traffic jam condition can not occur when workers are on duty, and the waste of time in the route is avoided; meanwhile, the fire fighting situation is broadcasted to remind the vehicle of avoiding, so that a great amount of valuable time is won for solving the dangerous case; the arrangement of the vehicle allocation module can inform and allocate various road blocking vehicles along the optimal route, so that the condition of blocking the entrance and the exit is avoided.
According to the invention, a fire-proof area, a fire-fighting terminal and a hospital terminal form a set of remote response system through a cloud data platform. The system can avoid misjudgment, accurately judge the fire condition, timely transmit the fire condition to the information receiving terminal, coordinate traffic, avoid the influence of traffic jam on the fire engine and the ambulance, timely arrive at the ignition place for rescue, reduce casualties and property loss, and has the advantages of rapid response and high reliability.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
FIG. 1 is a schematic diagram of a fire detection linkage control system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of the data monitoring module of the fire detection linkage control system according to the embodiment of the present invention;
FIG. 3 is a schematic diagram of the data processing modules of the fire detection linkage control system according to the embodiment of the present invention;
FIG. 4 is a schematic diagram of the components of the traffic control module of the fire detection linkage control system according to the embodiment of the present invention;
FIG. 5 is a schematic diagram of the vehicle allocation module of the fire detection linkage control system according to the embodiment of the 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. 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.
Example 1
As shown in fig. 1, the present embodiment provides a fire detection linkage control system, which includes a data monitoring module 1, a data uploading module, a cloud data platform, a data management module, a data processing module 2, an information publishing module, an information receiving terminal, a traffic control module 3, and a vehicle allocation module 4.
As shown in fig. 2, as a specific implementation manner, the data monitoring module 1 includes a temperature and humidity sensor, a smoke sensor, and a GPS positioning chip. The temperature and humidity sensors and the smoke sensors are arranged in plurality and distributed in different regions; the GPS positioning chips are provided with a plurality of positioning chips, are respectively connected with the temperature and humidity sensor and the smoke sensor and are used for positioning the temperature and humidity sensor and the smoke sensor.
As shown in fig. 3, the data processing module 2 includes a data classification sub-module, a data comparison sub-module, and a sensor troubleshooting module. The data classification submodule classifies the data sensed by the sensor, and the data comparison submodule compares the classified data with historical data in a database; and the sensor fault elimination submodule judges whether the sensor has a fault according to the comparison result.
As shown in fig. 4, the traffic control module 3 includes a traffic map adjusting sub-module for adjusting a traffic map from a fire place to a fire department area; the traffic control scheme making submodule is used for making an optimal route from the fire truck and the ambulance to a place where a fire happens; the traffic signal lamp calling submodule on the way is used for calling the traffic signal lamp signal on the optimal route; the traffic signal lamp time adjusting submodule is used for controlling the time of the traffic signal lamp; and the fire-fighting message broadcasting submodule is used for broadcasting the fire-fighting message of the current fire.
As shown in fig. 5, the vehicle allocation module 4 includes a lane keeping vehicle recording sub-module, a lane keeping vehicle notification sub-module, and a lane keeping vehicle tune-away sub-module. The system comprises a road-blocking vehicle recording submodule, a road-blocking vehicle recording submodule and a road-blocking vehicle recording submodule, wherein the road-blocking vehicle recording submodule is used for recording road-blocking vehicles which are positioned in front of a fire truck and an ambulance on a current optimal route; the road blocking vehicle notification sub-module is used for notifying the road blocking vehicle of the current fire condition and the routes of a fire truck and an ambulance; and the barrier vehicle adjusting and separating module is used for adjusting and separating the barrier vehicle in front of the fire truck and the ambulance on the current optimal route.
In this embodiment, the information receiving terminal includes a fire department terminal and a hospital terminal. By the above-mentioned traffic control module 3 and the vehicle allocation module 4, after a fire occurs, the fire truck, the ambulance and the ambulance can rapidly drive to the place where the fire occurs without being delayed by traffic.
The embodiment also provides a fire detection linkage control method, which comprises the following steps:
s1, carrying out fire condition real-time monitoring on a detection area.
And S2, carrying out data classification on the monitoring data, comparing the classified data with the data in the database, and judging whether the data is a sensor fault or misjudgment.
Data classification is carried out according to signals collected by different sensors, for example, temperature and humidity sensors, smoke sensors and GPS positioning information at the same time are classified; and then classified according to different electrical information transmitted by the sensor, such as resistance, current, voltage, and the like.
The method for judging the sensor fault or misjudgment comprises the following steps:
s21, storing comparison data in a database, wherein the comparison data comprise an external working voltage of 36V DC of a temperature and humidity sensor, a working current of less than 60mA, a signal output frequency of 200Hz to 1000Hz, an annual resistance value drift rate of less than 1 percent and a working voltage of 24 VDC; storing the working current of the smoke sensor to be less than 10 muA, the alarm current to be 150mA and the working voltage to be 24 VDC;
s22, when the monitored data do not accord with any corresponding comparison data stored in the database, judging that the sensor has a fault or misjudgment;
and S23, judging that the sensor fails if the detection value of the sensor does not fluctuate within the set time.
The monitoring value of a general sensor fluctuates, if the monitoring value of the sensor is sensed to be too high or too low, or the monitoring value of the sensor does not fluctuate in the period and lasts for a period of time, the damage of the sensor can be judged, and data monitored by the sensor is not adopted so as to eliminate sensing faults.
And S3, if the sensor has no fault or misjudgment, preliminarily judging whether the fire disaster happens or not by storing necessary judgment conditions for the fire disaster happening in the multiple scenes in the database.
As a specific implementation mode, when the humidity is lower than 75%, along with the alarm of the smoke sensor, the temperature is rapidly increased from the normal temperature, and the fire is preliminarily judged.
And S4, calling a video or a picture in a sensor area for primarily judging whether the fire disaster occurs for the second time.
Taking a fire-proof area as an example, after the judgment sensor judges by mistake, the warehouse camera is called to take a picture and is timely provided for an administrator to carry out secondary judgment.
And S5, after the fire disaster is determined to occur through secondary judgment, a rescue line is established for the fire-fighting truck and the ambulance.
And S6, carrying out fire notification on vehicles passing through the rescue line of the fire truck and the ambulance, and carrying out adjustment and separation on the vehicles on the front running path of the fire truck and the ambulance.
Meanwhile, the fire fighting condition is broadcasted to remind the vehicle of avoiding, and a large amount of precious time is won for solving the dangerous case. Specifically, the fire-fighting message broadcasting sub-module informs the optimal path to the nearby traffic police or the traffic police command part, and the command part directly moves nearby to organize evacuation.
An optimal passing route is planned according to the traffic condition, and the fire truck and the ambulance can receive the message and start according to the route. Meanwhile, various road blocking vehicles along the optimal route are recorded, notified and allocated, and the condition that the entrance and the exit are blocked is avoided. Specifically, vehicle information collected by an electronic eye and an in-vehicle navigation positioning system along the way is integrated mainly through big data, and notification is realized; for the notification that the road-blocking vehicle has a traffic police related department, directly accessing a vehicle machine system or a vehicle owner mobile phone for notification; and nearby on-duty traffic police and medical institutions are informed, and the smoothness of fire fighting and medical traffic is ensured by matching with traffic allocation.
And S7, traffic lights on rescue lines of fire trucks and ambulances are controlled, and green channels of fire trucks and ambulances are opened up.
After the fire is determined, traffic along the route can be controlled according to different routes, the specific expression is the control of some traffic lights, the opening of green channels is realized, when workers are on duty, the condition of traffic jam can not occur, and the waste of time in the route is avoided.
The fire detection linkage control system of the embodiment has the advantages of high response speed and high reliability.
Example 2
The difference between the embodiment and the embodiment 1 is that an automatic fire extinguishing device is arranged around the data monitoring module to delay the fire condition and strive for a certain time for the rescue of a fire engine and an ambulance.
It should be understood that the above examples are only for clearly illustrating the technical solutions of the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection of the claims of the present invention.
Claims (10)
1. A fire detection linkage control system is characterized by comprising a data monitoring module, a data uploading module, a cloud data platform, a data management module, a data processing module, an information issuing module, an information receiving terminal, a traffic control module and a vehicle allocation module;
the data monitoring module is used for monitoring the fire condition of the detection area in real time;
the data uploading module is used for transmitting the fire detection information monitored in real time to the cloud data platform;
the data management module is used for storing and calling data of the cloud data platform;
the data processing module is used for classifying the sensing information, comparing the fire detection information acquired in real time with historical data and judging the fire;
the information issuing module transmits the fire information to the information receiving terminal;
the information receiving terminal carries out traffic control through the traffic control module according to the fire information, and dispatches the traffic vehicles through the vehicle dispatching module.
2. A fire detection linkage control system according to claim 1, wherein the data monitoring module comprises a temperature and humidity sensor, a smoke sensor and a GPS positioning chip; the temperature and humidity sensors and the smoke sensors are arranged in plurality and distributed in different regions; the GPS positioning chips are provided with a plurality of positioning chips and are respectively connected with the temperature and humidity sensor and the smoke sensor.
3. A fire detection coordinated control system according to claim 1, wherein an automatic fire extinguishing device is provided around the data monitoring module.
4. The fire detection linkage control system according to claim 1, wherein the information receiving terminal includes a fire department terminal and a hospital terminal.
5. A fire detection linkage control system according to any one of claims 1 to 4, wherein the data processing module comprises:
the data classification submodule classifies the data sensed by the sensor;
the data comparison sub-module compares the classified data with historical data in a database;
and the sensor fault removal submodule judges whether the sensor has a fault or not according to the comparison result.
6. A fire detection coordinated control system according to claim 5, wherein the traffic control module comprises:
the traffic map adjusting submodule is used for adjusting the traffic map from the fire place to the fire-fighting bureau area;
the traffic control scheme making submodule is used for making an optimal route from the fire truck and the ambulance to a place where a fire happens;
the traffic signal lamp calling submodule on the road is used for calling the traffic signal lamp signals on the optimal route;
the traffic signal lamp time adjusting submodule is used for controlling the time of the traffic signal lamp;
and the fire fighting message broadcasting submodule is used for broadcasting the fire fighting message and the rescue message of the current fire.
7. The fire detection coordinated control system of claim 6, wherein the vehicle allocation module comprises:
the road-blocking vehicle recording sub-module is used for recording road-blocking vehicles positioned in front of the fire truck and the ambulance on the current optimal route;
the system comprises a road blocking vehicle notification sub-module, a road blocking vehicle notification sub-module and a road blocking vehicle notification sub-module, wherein the road blocking vehicle notification sub-module is used for notifying the road blocking vehicle of the current fire situation and the routes of a fire truck and an ambulance;
and the barrier vehicle adjusting and separating sub-module is used for adjusting and separating the barrier vehicle in front of the fire truck and the ambulance on the current optimal route.
8. A fire detection linkage control method is characterized by comprising the following steps:
s1, carrying out fire real-time monitoring on a detection area;
s2, classifying the monitoring data, comparing the classified data with the data in the database, and judging whether the data is a sensor fault or misjudgment;
s3, if the sensor has no fault or misjudgment, preliminarily judging whether a fire disaster occurs or not by storing necessary judgment conditions for the multi-scene fire disaster in the database;
s4, carrying out secondary judgment on whether a fire disaster occurs or not by calling a video or a picture in a sensor area which is primarily judged to have the fire disaster;
s5, after the fire disaster is determined to occur through secondary judgment, a rescue line is set for a fire-fighting vehicle and an ambulance;
s6, carrying out fire notification on vehicles passing through the rescue line of the fire truck and the ambulance, and carrying out adjustment and separation on the vehicles on the front running path of the fire truck and the ambulance;
and S7, traffic lights on rescue lines of fire trucks and ambulances are controlled, and green channels of fire trucks and ambulances are opened up.
9. A fire detection linkage control method according to claim 8, wherein in step S2, the method for determining the sensor failure or the erroneous determination includes:
s21, storing comparison data in a database, wherein the comparison data comprise an external working voltage of 36V DC of a temperature and humidity sensor, a working current of less than 60mA, a signal output frequency of 200Hz to 1000Hz, an annual resistance value drift rate of less than 1 percent and a working voltage of 24 VDC; storing the working current of the smoke sensor to be less than 10 muA, the alarm current to be 150mA and the working voltage to be 24 VDC;
s22, when the monitored data do not accord with any corresponding comparison data stored in the database, judging that the sensor has a fault or misjudgment;
and S23, judging that the sensor fails if the detection value of the sensor does not fluctuate within the set time.
10. A fire detection linkage control method according to claim 8 or 9, wherein in step S3, when the humidity is lower than 75%, the smoke sensor gives an alarm and the temperature rapidly rises from the normal temperature, the fire is preliminarily judged.
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