CN117408446A - Intelligent fire safety management method and system - Google Patents
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Abstract
The invention relates to the technical field of fire safety management, and discloses an intelligent fire safety management method and system.
Description
Technical Field
The invention relates to the technical field of fire safety management, in particular to an intelligent fire safety management method, system and system.
Background
Fire control management refers to the sum of multi-level and multi-azimuth fire control activities performed by national government departments and other non-government public organizations according to fire control working guidelines, policies, principles and regulations and by applying management theory and method through planning, organizing, commanding, coordinating, controlling, rewarding and punishing functions and the like by reasonably and effectively using manpower, material resources, financial resources, time and information by following the objective law of national economic development and law of fire occurrence development as the background. Fire control management belongs to the category of social security management, and is therefore referred to as fire control security management in its entirety, including external fire control supervision management for social groups and individuals and fire control security management within each unit of society.
In recent years, buildings are increasingly increased, such as high-rise buildings, and the buildings are large in size, complex in structure and crossed in functions, if fire control management is not good, significant losses are brought, in the current fire safety management, personnel evacuation work is difficult to effectively carry out, general fire emergency evacuation schemes are formulated according to fixed formats and common methods, whether the emergency evacuation schemes are scientific cannot be determined, and corresponding improvement measures are required to be put forward to optimize the emergency evacuation schemes.
Moreover, the monitoring management system is not combined with fire control organization allocation during fire control management, so that the fire control management level is reduced, and the loss caused by alarm errors due to insensitivity of the monitoring sensor can occur.
Disclosure of Invention
The invention aims to provide an intelligent fire safety management method, system and system, which solve the problems.
The aim of the invention can be achieved by the following technical scheme:
an intelligent fire safety management method, the method comprising the following steps:
s1, constructing a fire emergency plan frame system, and building a BIM model according to the fire emergency plan frame system;
s2, performing fire disaster simulation and personnel evacuation simulation by using a BIM model, and improving a fire disaster emergency evacuation scheme according to simulation results;
s3, formulating a fire protection scheme according to the fire emergency evacuation scheme;
s4, arranging monitoring equipment and fire-fighting equipment according to a fire disaster fire-fighting scheme;
step S5: the monitoring equipment is utilized to monitor the whole building in real time, and monitoring data is fed back to the upper equipment;
step S6: the upper equipment analyzes the monitored data through the data analysis module, judges whether fire risks occur or not, and repeats the step S5 when the fire risks do not occur;
step S7: when a fire risk occurs, immediately organizing personnel evacuation according to the fire emergency evacuation scheme in step S2, and starting fire-fighting equipment.
According to the technical scheme, the BIM is built, then the BIM is used for carrying out fire simulation and personnel evacuation simulation in combination with a fire emergency evacuation scheme, the fire emergency evacuation scheme is improved according to the simulation result, and information support is provided for fire control command rescue work, so that orderly evacuation is carried out.
As a further description of the solution of the present invention, the fire emergency plan frame system in step S1 includes: building basic information, emergency work and organization allocation, emergency treatment and other scheduling programs and guarantee facilities;
building basic information: the fire-fighting equipment comprises building inner space structure information, fire monitoring nodes, distribution positions of fire-fighting equipment and emergency evacuation outlets;
emergency work and organization allocation: the method is characterized in that the communication, fire extinguishment, evacuation and rescue of the fire scene are clarified, specific work responsibilities are shared, and each person is responsible for respective work content;
emergency treatment: the method comprises the steps of formulating a fire-extinguishing rescue scheme and an evacuation scheme;
other schedulers and security facilities: including communication, security, personnel rescue, emergency equipment, and materials.
Through the technical scheme, the fire emergency plan frame system is provided, the BIM model is built through building basic information, and the fire safety management level of the building is improved and the fire risk is reduced by defining the responsible person and the responsibility of each work in the fire scene.
As a further description of the scheme of the present invention, the specific method for fire simulation in step S2 is as follows:
a1, exporting a BIM model from a file format which can be identified by fire simulation software, and importing the fire simulation software;
step A2, setting a fire scene: selecting t according to the principle of fire disaster most adverse 2 Quick fire, according to the characteristics of the imported model, the fire source point and the condition of combustibles, selecting corresponding simulation time, fire development coefficient and maximum heat release rate;
step A3, meshing the building model by using fire simulation software;
a4, setting observation points for observing the change rule of temperature, visibility and CO concentration along with time;
and step A5, analyzing data of the change rule of temperature, visibility and CO concentration along with time, and calculating the available safe evacuation time ASET of the personnel according to the corresponding human body critical value requirements.
According to the technical scheme, the built BIM model is imported into fire simulation software, then a fire scene is set according to the principle of the most adverse fire, after grids are divided, observation points are set for observing the change rule of temperature, visibility and CO concentration along with time, data analysis is carried out on the change rule of the temperature, the visibility and the CO concentration along with time, and the available safe evacuation time ASET of personnel is calculated according to the corresponding human critical value requirements.
As a further description of the solution of the present invention, the specific method for simulating the evacuation of people in step S2 is as follows:
step B1, exporting the BIM model to a file format which can be identified by the personnel evacuation simulation software, and importing the personnel evacuation simulation software;
step B2, setting evacuation parameters: setting the number of people and the type of the people at each floor according to the actual conditions in the building, setting the horizontal evacuation speed and the downstairs speed of the people according to different physical characteristics of the type of the people, and setting the behavior mode of the people as a scheduling mode;
and step B3, combining the established fire emergency evacuation scheme, and obtaining time RSET in the building, wherein the time RSET is needed for the personnel in the office building to be evacuated to a safe place completely through software simulation.
According to the technical scheme, the built BIM model is imported into the personnel evacuation simulation software, evacuation parameters are set, the established fire emergency evacuation scheme is combined, and the time RSET required by the personnel in the office building to be evacuated to a safe place can be obtained through software simulation.
As a further description of the solution of the present invention, the specific method for improving the fire emergency evacuation solution according to the simulation result in step S2 is as follows:
analyzing and comparing available safe evacuation time ASET and required evacuation time RSET, if ASET is larger than RSET, indicating that personnel can evacuate to a safe place in the safe evacuation time after a fire disaster occurs, and the emergency evacuation scheme is feasible; if ASET is less than RSET, it means that people cannot evacuate to safe place after fire disaster occurs, the emergency evacuation scheme does not meet the requirement, and corresponding improvement measures need to be put forward to optimize the emergency evacuation scheme until people can evacuate to safe area.
Through the technical scheme, the available safe evacuation time ASET and the required evacuation time RSET are analyzed and compared, and the emergency evacuation scheme is optimized according to the comparison result until personnel can be evacuated to a safe area, so that the fire risk is reduced.
As a further description of the scheme of the invention, the specific working methods of the monitoring equipment and the fire-fighting equipment are as follows:
step C1, monitoring smoke concentration signals in the air at any time by using a smoke sensor, and sending the smoke concentration signals to upper equipment through a communication module;
step C2, the upper equipment sets a smoke concentration threshold value in advance, and compares the detected smoke concentration signal in the air with the set smoke concentration threshold value after data processing is carried out on the detected smoke concentration signal through the data processing module;
step C3, judging that the fire risk occurs when the monitored smoke concentration is greater than or equal to a threshold value, and immediately informing the responsible person in the aspects of fire-fighting communication, fire extinguishment, evacuation and rescue in a form of a short message;
and C4, immediately starting related fire extinguishing equipment and organizing personnel evacuation after the responsible person confirms that the fire is true.
Through the technical scheme, the smoke concentration signal is monitored in real time, the smoke concentration signal is transmitted to the upper equipment, the upper equipment processes the smoke concentration signal data through the data analysis module and then compares the smoke concentration signal with the set smoke concentration threshold value, whether fire risk exists or not is determined according to a comparison result, and then a fire responsible person is immediately notified to take corresponding fire management measures.
As a further description of the scheme of the invention, the responsible person in the step C3 can receive the guard checking instruction at regular time, and when the guard checking instruction is sent out, the information transmission device of each responsible person can send out a prompt tone, and at the moment, the on-duty person needs to press a key to answer, if no person answer is within 60 seconds, the on-duty person can be regarded as off guard.
Through the technical scheme, whether fire control responsible personnel are on duty can be monitored, and loss is caused by the fact that the responsible personnel leave duty when fire control risks are prevented, so that the fire control safety management level of a building is improved.
An intelligent fire safety management system comprises a main controller, a monitoring module, a communication module, a data analysis module and an execution module;
and (3) a main controller: the system is connected with the monitoring module, the processing module, the communication module, the data processing module and the execution module and is used for controlling the operation of the whole system;
and a monitoring module: the device is connected with the main controller, is worn on a specific person and is used for monitoring a smoke concentration signal in the air;
and a communication module: the smoke concentration monitoring device is connected with the main controller, and is used for monitoring smoke concentration signal data in the air to be monitored to the upper device;
and a data analysis module: the device is connected with the main controller and is used for processing the monitored smoke concentration signal data in the monitored air and judging whether fire risks exist or not;
the execution module: and the fire control device is connected with the main controller and used for remotely starting the fire control equipment.
The beneficial effects are that: 1. according to the invention, the BIM model is built, then the BIM model is combined with a fire emergency evacuation scheme to perform fire simulation and personnel evacuation simulation, the fire emergency evacuation scheme is improved through the simulation result, and information support is provided for fire control command rescue work, so that orderly evacuation is performed.
According to the invention, the built BIM model is imported into fire simulation software, then a fire scene is set according to the principle of most adverse fire, after grids are divided, observation points are set for observing the change rule of temperature, visibility and CO concentration along with time, data analysis is carried out on the change rule of temperature, visibility and CO concentration along with time, and the available safe evacuation time ASET of personnel is calculated according to the corresponding human body critical value requirements.
3. According to the invention, the established BIM model is imported into personnel evacuation simulation software, evacuation parameters are set and combined with a formulated fire emergency evacuation scheme, and the time RSET required by the personnel in the office building to be evacuated to a safe place is obtained in the building through software simulation.
4. According to the invention, the available safe evacuation time ASET and the required evacuation time RSET are analyzed and compared, and the emergency evacuation scheme is optimized according to the comparison result until personnel can be evacuated to a safe area, so that the fire risk is reduced.
5. The invention monitors the smoke concentration signal in real time, transmits the smoke concentration signal to the upper equipment, processes the smoke concentration signal data through the data analysis module, compares the processed smoke concentration signal with the set smoke concentration threshold value, determines whether fire risk exists according to the comparison result, and immediately notifies a fire control responsible person to take corresponding fire control management measures.
6. The invention can monitor whether fire-fighting responsible personnel are on duty or not, and prevent loss caused by the fact that the responsible personnel leave duty when fire-fighting risks occur, thereby being beneficial to improving the fire-fighting safety management level of the building.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic flow diagram of a portion of an intelligent fire safety management method provided by the invention;
FIG. 2 is an evacuation situation at 40s when the present invention is used for simulating personnel evacuation;
FIG. 3 is an evacuation situation at 1500s for the present invention when performing a personnel evacuation simulation;
fig. 4 shows the evacuation situation at 2361s when the present invention is used for the simulation of personnel evacuation.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the invention provides an intelligent fire safety management method, which comprises the following steps:
s1, constructing a fire emergency plan frame system, and building a BIM model according to the fire emergency plan frame system;
the fire emergency plan frame system in the step S1 includes: building basic information, emergency work and organization allocation, emergency treatment and other scheduling programs and guarantee facilities;
building basic information: the fire-fighting equipment comprises building inner space structure information, fire monitoring nodes, distribution positions of fire-fighting equipment and emergency evacuation outlets;
emergency work and organization allocation: the method is characterized in that the communication, fire extinguishment, evacuation and rescue of the fire scene are clarified, specific work responsibilities are shared, and each person is responsible for respective work content; so as to orderly perform emergency fire-fighting work and ensure that the fire-fighting emergency work can be orderly and normally performed
Emergency treatment: the method comprises the steps of formulating a fire-extinguishing rescue scheme and an evacuation scheme;
other schedulers and security facilities: including communication, security, personnel rescue, emergency equipment, and materials.
S2, performing fire disaster simulation and personnel evacuation simulation by using a BIM model, and improving a fire disaster emergency evacuation scheme according to simulation results;
the specific method for fire simulation in the step S2 is as follows:
a1, exporting a BIM model from a file format which can be identified by fire simulation software, and importing the fire simulation software;
step A2, setting a fire scene: selecting t according to the principle of fire disaster most adverse 2 Quick fire, according to the characteristics of the imported model, the fire source point and the condition of combustibles, selecting corresponding simulation time, fire development coefficient and maximum heat release rate;
step A3, meshing the building model by using fire simulation software;
a4, setting observation points for observing the change rule of temperature, visibility and CO concentration along with time;
and step A5, analyzing data of the change rule of temperature, visibility and CO concentration along with time, and calculating the available safe evacuation time ASET of the personnel according to the corresponding human body critical value requirements.
When the system is used, the built BIM model is imported into fire simulation software, then a fire scene is set according to the principle of most adverse fire, after grids are divided, observation points are set for observing the change rule of temperature, visibility and CO concentration along with time, data analysis is carried out on the change rule of the temperature, the visibility and the CO concentration along with time, and the available safe evacuation time ASET of personnel is calculated according to the corresponding human critical value requirements.
The specific method for simulating the personnel evacuation in the step S2 comprises the following steps:
step B1, exporting the BIM model to a file format which can be identified by the personnel evacuation simulation software, and importing the personnel evacuation simulation software;
step B2, setting evacuation parameters: setting the number of people and the type of the people at each floor according to the actual conditions in the building, setting the horizontal evacuation speed and the downstairs speed of the people according to different physical characteristics of the type of the people, and setting the personnel behavior mode as a training mode in order to enable the evacuation process to be closer to the actual conditions;
and step B3, combining the established fire emergency evacuation scheme, and obtaining time RSET in the building, wherein the time RSET is needed for the personnel in the office building to be evacuated to a safe place completely through software simulation.
When the intelligent evacuation system is used, the built BIM model is imported into personnel evacuation simulation software, evacuation parameters are set, the established fire emergency evacuation scheme is combined, and the time RSET required by the personnel in the office building to be evacuated to a safe place is obtained through software simulation.
The specific method for improving the fire emergency evacuation scheme according to the simulation result in the step S2 is as follows:
analyzing and comparing available safe evacuation time ASET and required evacuation time RSET, if ASET is larger than RSET, indicating that personnel can evacuate to a safe place in the safe evacuation time after a fire disaster occurs, and the emergency evacuation scheme is feasible; if ASET is less than RSET, it means that people cannot evacuate to safe place after fire disaster occurs, the emergency evacuation scheme does not meet the requirement, and corresponding improvement measures need to be put forward to optimize the emergency evacuation scheme until people can evacuate to safe area.
When the emergency evacuation system is used, the available safe evacuation time ASET and the required evacuation time RSET are analyzed and compared, and the emergency evacuation scheme is optimized according to the comparison result until personnel can be evacuated to a safe area, so that the fire risk is reduced.
S3, formulating a fire protection scheme according to the fire emergency evacuation scheme;
s4, arranging monitoring equipment and fire-fighting equipment according to a fire disaster fire-fighting scheme;
step S5: the monitoring equipment is utilized to monitor the whole building in real time, and monitoring data is fed back to the upper equipment;
step S6: the upper equipment analyzes the monitored data through the data analysis module, judges whether fire risks occur or not, and repeats the step S5 when the fire risks do not occur;
step S7: when a fire risk occurs, immediately organizing personnel evacuation according to the fire emergency evacuation scheme in step S2, and starting fire-fighting equipment.
The specific working method of the monitoring equipment and the fire-fighting equipment is as follows:
step C1, monitoring smoke concentration signals in the air at any time by using a smoke sensor, and sending the smoke concentration signals to upper equipment through a communication module;
step C2, the upper equipment sets a smoke concentration threshold value in advance, and compares the detected smoke concentration signal in the air with the set smoke concentration threshold value after data processing is carried out on the detected smoke concentration signal through the data processing module;
step C3, judging that the fire risk occurs when the monitored smoke concentration is greater than or equal to a threshold value, and immediately informing the responsible person in the aspects of fire-fighting communication, fire extinguishment, evacuation and rescue in a form of a short message;
the responsible person in step C3 receives the guard checking instruction at regular time, when the guard checking instruction is sent out, the information transmission device of each responsible person can send out prompt tone, at this time, the on-duty person needs to press the key to answer, if no person answer is within 60 seconds, the on-duty person is regarded as off guard.
When the fire-fighting safety management system is used, whether fire-fighting responsible personnel are on duty is monitored, so that loss caused by the fact that the responsible personnel leave the duty is prevented when fire-fighting risks occur, and the fire-fighting safety management system is beneficial to improving the fire-fighting safety management level of a building.
And C4, immediately starting related fire extinguishing equipment and organizing personnel evacuation after the responsible person confirms that the fire is true.
For example: selecting a certain office building to perform personnel evacuation simulation, and calculating the number of people in an office area according to 8m of each person 2 Calculated office usage area of (2)The number of people going out of each floor is 219, one floor is a hall of an office building, 20 people such as security personnel, foreground personnel and the like are mainly used, twenty floors of buildings are used, and the total number of people is 4181;
the office building is internally provided with working staff, and the staff types comprise middle-aged men, young men, middle-aged women and young women, so that the proportion of the four staff is respectively set to be 20%, 30%, 20% and 30%. The shoulder width of middle-aged men is 40.1cm, the evacuation speed is 1.1m/s, the shoulder width of young men is 40.4cm, the evacuation speed is 1.2m/s, the shoulder width of middle-aged women is 37.2cm, the evacuation speed is 1m/s, the shoulder width of young women is 37.2cm, the evacuation speed is 1.02m/s,
the mode of indoor movement of people in the process of evacuation is simulated by the software, wherein the mode comprises a scheduling mode and an SFPE mode, when the scheduling mode is selected, influence factors such as crowded collision exist in the process of evacuation, and when a certain evacuation outlet is congested, evacuation paths are planned again to guide evacuation; when the SFPE mode is selected, indoor people are not affected each other in the evacuation process, and influence factors such as crowded collision and the like are avoided, and the nearest evacuation outlets are selected for evacuation. In order to make the evacuation process closer to the actual situation, a personnel evacuation simulation is performed by selecting a scheduling mode.
As shown in fig. 2-4, people in a building at different moments are evacuated, a fire disaster happens in a certain office on a 15-floor of the building, after the fire disaster sensing detection equipment rapidly responds and gives an alarm to people, indoor people rapidly move to the position of evacuation stairs through a corridor, people in the first floor are completely gathered at the positions of the evacuation stairs for evacuation within 40s, people in the first floor are rapidly evacuated to the outside within 10s after receiving the fire disaster alarm, people in the second floor are evacuated to the outside within 170s, people on a low floor are evacuated to the outside relatively rapidly, but people on a high floor are gathered in the evacuation stairs in a large amount, and the evacuation is slow; when 1500s, people below twelve layers are evacuated to a safety area, the people evacuated to the safety area reach 2638 people, the whole stair gathering condition is relieved, the people are evacuated at a higher speed, and the people above eighteen layers are evacuated still slowly; people in the building need 2361.5s to escape from the fire and evacuate to the safe area.
One floor of the office building is selected for fire simulation, the principle of the most adverse fire is followed, the maximum heat release rate of the fire in the office with and without spraying equipment is respectively 1.5MW and 6.0MW, 1 fire burning point is arranged in the floor, the fire simulation grid size is 0.5mX0.5mX0.5 m, and the total number is 115200 in the office which is far away from the evacuation outlet. The influence of wind speed on smoke flow during fire combustion is not considered in the process of fire simulation, and outdoor windless is set, and the temperature is 20 ℃. The walls around the room are set as 'GYPSUM' GYPSUM, the floor is made of YELLOW PINE 'YELLOW PINE', and the stair step is made of ceramic tiles 'TILE MATERIAL'. All fireproof doors in the building are always in a closed state, and other outlets through which pedestrians can pass are all in an open state. And simulating the stage of rapid fire combustion, and selecting t2 rapid fire. Three observation points are arranged for observing the influence of temperature, visibility and CO concentration change on evacuation of people in distress, namely a left evacuation outlet, a right evacuation outlet and a middle corridor; according to the standard height of the common person, a temperature observation slice, a CO concentration observation slice and a visibility observation slice are respectively arranged at the height of 1.8 m.
The following 4 conditions were set: A. maximum heat release power is 6MW, no smoke discharging system exists, and smoke blocking vertical walls are arranged; B. the maximum heat release power is 6MW, a smoke discharging system is arranged, and a smoke blocking vertical wall is arranged; C. maximum heat release power is 1.5MW, no smoke exhaust system is provided, and a smoke blocking vertical wall is arranged; D. the maximum heat release power is 6MW, and the smoke exhaust system is provided with a smoke blocking vertical wall.
Through the simulation analysis of the temperature change condition, the CO concentration change condition and the visibility change condition with time measured at the 1.8m positions of the left side outlet, the right side outlet and the middle corridor of the floor under four different fire working conditions, the safety evacuation time under four different working conditions is 150s, 260s, 340s and 440s. When a fire disaster occurs, the smoke exhaust system and the spraying system are started, so that the control of the indoor fire disaster is facilitated. The smoke-blocking vertical wall has a certain inhibition effect on the spreading of the fire smoke in the horizontal direction during fire combustion, is beneficial to improving the smoke discharging effect in the smoke-preventing partition and prolongs the safe time of indoor personnel evacuation near the right corridor.
According to the result of fire simulation, the time required for people to successfully evacuate to the safety zone is far longer than the time required for people to evacuate to the safety zone under different fire combustion conditions, so that the evacuation scheme needs to be optimized, the time required for safe evacuation is shortened as much as possible, for example, fire-fighting facilities are increased, refractory materials are selected, and the management of fire-fighting safety is improved.
According to the technical scheme, the BIM is built, then the BIM is used for carrying out fire simulation and personnel evacuation simulation in combination with a fire emergency evacuation scheme, the fire emergency evacuation scheme is improved according to the simulation result, and information support is provided for fire control command rescue work, so that orderly evacuation is carried out.
An intelligent fire safety management system comprises a main controller, a monitoring module, a communication module, a data analysis module and an execution module;
and (3) a main controller: the system is connected with the monitoring module, the processing module, the communication module, the data processing module and the execution module and is used for controlling the operation of the whole system;
and a monitoring module: the device is connected with the main controller, is worn on a specific person and is used for monitoring a smoke concentration signal in the air;
and a communication module: the smoke concentration monitoring device is connected with the main controller, and is used for monitoring smoke concentration signal data in the air to be monitored to the upper device;
and a data analysis module: the device is connected with the main controller and is used for processing the monitored smoke concentration signal data in the monitored air and judging whether fire risks exist or not;
the execution module: and the fire control device is connected with the main controller and used for remotely starting the fire control equipment.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.
Claims (8)
1. An intelligent fire safety management method is characterized by comprising the following steps:
s1, constructing a fire emergency plan frame system, and building a BIM model according to the fire emergency plan frame system;
s2, performing fire disaster simulation and personnel evacuation simulation by using a BIM model, and improving a fire disaster emergency evacuation scheme according to simulation results;
s3, formulating a fire protection scheme according to the fire emergency evacuation scheme;
s4, arranging monitoring equipment and fire-fighting equipment according to a fire disaster fire-fighting scheme;
step S5: the monitoring equipment is utilized to monitor the whole building in real time, and monitoring data is fed back to the upper equipment;
step S6: the upper equipment analyzes the monitored data through the data analysis module, judges whether fire risks occur or not, and repeats the step S5 when the fire risks do not occur;
step S7: when a fire risk occurs, immediately organizing personnel evacuation according to the fire emergency evacuation scheme in step S2, and starting fire-fighting equipment.
2. The intelligent fire safety management method according to claim 1, wherein the fire emergency plan framework system in step S1 comprises: building basic information, emergency work and organization allocation, emergency treatment and other scheduling programs and guarantee facilities;
building basic information: the fire-fighting equipment comprises building inner space structure information, fire monitoring nodes, distribution positions of fire-fighting equipment and emergency evacuation outlets;
emergency work and organization allocation: the method is characterized in that the communication, fire extinguishment, evacuation and rescue of the fire scene are clarified, specific work responsibilities are shared, and each person is responsible for respective work content; so as to orderly perform emergency fire-fighting work and ensure that the fire-fighting emergency work can be orderly and normally performed
Emergency treatment: the method comprises the steps of formulating a fire-extinguishing rescue scheme and an evacuation scheme;
other schedulers and security facilities: including communication, security, personnel rescue, emergency equipment, and materials.
3. The intelligent fire safety management method according to claim 2, wherein the specific method for fire simulation in step S2 is as follows:
a1, exporting a BIM model from a file format which can be identified by fire simulation software, and importing the fire simulation software;
step A2, setting a fire scene: selecting t according to the principle of fire disaster most adverse 2 Quick fire, according to the characteristics of the imported model, the fire source point and the condition of combustibles, selecting corresponding simulation time, fire development coefficient and maximum heat release rate;
step A3, meshing the building model by using fire simulation software;
a4, setting observation points for observing the change rule of temperature, visibility and CO concentration along with time;
and step A5, analyzing data of the change rule of temperature, visibility and CO concentration along with time, and calculating the available safe evacuation time ASET of the personnel according to the corresponding human body critical value requirements.
4. The intelligent fire safety management method according to claim 2, wherein the specific method for simulating the evacuation of personnel in step S2 is as follows:
step B1, exporting the BIM model to a file format which can be identified by the personnel evacuation simulation software, and importing the personnel evacuation simulation software;
step B2, setting evacuation parameters: setting the number of people and the type of the people at each floor according to the actual conditions in the building, setting the horizontal evacuation speed and the downstairs speed of the people according to different physical characteristics of the type of the people, and setting the personnel behavior mode as a training mode in order to enable the evacuation process to be closer to the actual conditions;
and step B3, combining the established fire emergency evacuation scheme, and obtaining time RSET in the building, wherein the time RSET is needed for the personnel in the office building to be evacuated to a safe place completely through software simulation.
5. The intelligent fire safety management method according to claim 1, wherein the specific method for improving the fire emergency evacuation scheme according to the simulation result in the step S2 is as follows:
analyzing and comparing available safe evacuation time ASET and required evacuation time RSET, if ASET is larger than RSET, indicating that personnel can evacuate to a safe place in the safe evacuation time after a fire disaster occurs, and the emergency evacuation scheme is feasible; if ASET is less than RSET, it means that people cannot evacuate to safe place after fire disaster occurs, the emergency evacuation scheme does not meet the requirement, and corresponding improvement measures need to be put forward to optimize the emergency evacuation scheme until people can evacuate to safe area.
6. The intelligent fire safety management method according to claim 1, wherein the specific working method of the monitoring device and the fire protection device is as follows:
step C1, monitoring smoke concentration signals in the air at any time by using a smoke sensor, and sending the smoke concentration signals to upper equipment through a communication module;
step C2, the upper equipment sets a smoke concentration threshold value in advance, and compares the detected smoke concentration signal in the air with the set smoke concentration threshold value after data processing is carried out on the detected smoke concentration signal through the data processing module;
step C3, judging that the fire risk occurs when the monitored smoke concentration is greater than or equal to a threshold value, and immediately informing the responsible person in the aspects of fire-fighting communication, fire extinguishment, evacuation and rescue in a form of a short message;
and C4, immediately starting related fire extinguishing equipment and organizing personnel evacuation after the responsible person confirms that the fire is true.
7. The intelligent fire safety management method according to claim 6, wherein the responsible person in step C3 receives the inspection command at regular time, and when the inspection command is sent, the information transmission device of each responsible person sends out a prompt tone, and the on-duty person needs to press a key to answer, if no person answer is taken off the duty within 60 seconds.
8. An intelligent fire safety management system adopting the method as claimed in any one of claims 1 to 7, comprising a main controller, a monitoring module, a communication module, a data analysis module and an execution module;
and (3) a main controller: the system is connected with the monitoring module, the processing module, the communication module, the data processing module and the execution module and is used for controlling the operation of the whole system;
and a monitoring module: the device is connected with the main controller, is worn on a specific person and is used for monitoring a smoke concentration signal in the air;
and a communication module: the smoke concentration monitoring device is connected with the main controller, and is used for monitoring smoke concentration signal data in the air to be monitored to the upper device;
and a data analysis module: the device is connected with the main controller and is used for processing the monitored smoke concentration signal data in the monitored air and judging whether fire risks exist or not;
the execution module: and the fire control device is connected with the main controller and used for remotely starting the fire control equipment.
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