CN113763664B - Intelligent building fire control system - Google Patents
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- CN113763664B CN113763664B CN202111120109.5A CN202111120109A CN113763664B CN 113763664 B CN113763664 B CN 113763664B CN 202111120109 A CN202111120109 A CN 202111120109A CN 113763664 B CN113763664 B CN 113763664B
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- 238000002485 combustion reaction Methods 0.000 claims abstract description 37
- 239000000779 smoke Substances 0.000 claims abstract description 22
- 238000005507 spraying Methods 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 9
- 230000007613 environmental effect Effects 0.000 claims description 47
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 16
- 229910052760 oxygen Inorganic materials 0.000 claims description 16
- 239000001301 oxygen Substances 0.000 claims description 16
- 238000013210 evaluation model Methods 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 5
- 230000035807 sensation Effects 0.000 claims description 3
- 238000012937 correction Methods 0.000 claims description 2
- 238000012360 testing method Methods 0.000 claims description 2
- 238000013480 data collection Methods 0.000 claims 1
- 230000000007 visual effect Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 description 9
- 239000007921 spray Substances 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
-
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
- G08B17/125—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions by using a video camera to detect fire or smoke
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
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- Public Health (AREA)
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Abstract
The invention discloses an intelligent building fire control system, relates to the technical field of intelligent building fire control, and solves the technical problems of intelligent building fire assessment and personnel evacuation; including the treater for smoke feeling signal, video signal and environment signal carry out analysis processes, and the process includes: calling a video signal and an environment signal of a corresponding site of the smoke sensing signal; when no open fire exists on the spot, acquiring the flammability index of the on-spot object, and generating an alarm signal when the flammability index is greater than or equal to a set threshold value; generating a check signal when the flammability indexes are all smaller than a set threshold value; when open fire exists on the site, acquiring the combustion index of combustible materials on the site, and generating an evacuation signal, a spraying signal and an alarm signal to be respectively sent to an evacuation module, a spraying module and a fire center when the combustion index is greater than or equal to a set threshold value, wherein the evacuation signal comprises a plurality of evacuation routes; when the burning index is smaller than a set threshold value, a first aid signal is generated. The intelligent building fire-fighting management system is reasonable in design and convenient for intelligent building fire-fighting management.
Description
Technical Field
The invention belongs to the technical field of intelligent building fire protection, and particularly relates to an intelligent building fire protection control system.
Background
The building fire-fighting system is a fire-fighting linkage control system applied to buildings, and generally comprises a fire detection system, a fire-fighting control system and a plurality of execution terminals. When the fire detection system detects that a fire disaster occurs in a building, the fire control system controls various execution terminals to make designated actions. In the prior art, when a smoke sensor in a building gives an alarm, a spraying system in the building automatically sprays. Therefore, the spray system is possibly misoperation caused by false alarm of the smoke sensor, unnecessary loss is caused, and in addition, people in the building are alarmed due to false alarm, so that the intelligent building fire control system is needed to evaluate the fire condition on the site, and then a corresponding solution is made according to the fire condition.
Disclosure of Invention
The invention provides an intelligent building fire control system, which is used for solving the technical problems of fire evaluation and personnel evacuation of an intelligent building.
The purpose of the invention can be realized by the following technical scheme:
an intelligent building fire control system, comprising:
the processor is used for analyzing and processing the smoke sensation signal, the video signal and the environment signal, and the analyzing and processing process comprises the following steps:
after receiving the smoke sensing signal, the processor calls a video signal and an environment signal of a corresponding site of the smoke sensing signal; judging whether the site has an open fire, acquiring the flammability index of the site object when the site has no open fire, generating an alarm signal when the flammability index is greater than or equal to a set threshold value, and sending the alarm signal to an alarm module and an intelligent terminal of a manager; when the flammability indexes are all smaller than a set threshold value, generating a check signal and sending the check signal to an intelligent terminal of a manager;
when open fire exists on the site, acquiring the combustion index of combustible materials on the site, and when the combustion index is greater than or equal to a set threshold value, generating an evacuation signal, a spraying signal and an alarm signal which are respectively sent to an evacuation module, a spraying module and a fire center, wherein the evacuation signal comprises a plurality of evacuation routes; and when the burning index is smaller than a set threshold value, generating an emergency signal and sending the emergency signal to an intelligent terminal of an emergency worker.
Further, the device also comprises an alarm module which is used for executing alarm signals and carrying out sound-light alarm; the evacuation module is used for receiving evacuation signals and guiding people to evacuate; and the spraying module is used for executing a spraying signal and spraying and extinguishing fire on the site.
Further, the generating process of the flammability index comprises:
the method comprises the steps of obtaining names of all objects and surface temperatures of the objects in video signals, then obtaining the environmental temperature, the environmental humidity and the environmental oxygen content of environmental signals, then inputting the environmental temperature, the environmental humidity and the environmental oxygen content into an evaluation model, and obtaining the flammability index of the objects.
Further, the generating process of the burning index comprises the following steps:
analyzing the video signal to obtain the flame height, the bottom area, the combustion object and the average flame temperature, obtaining the environmental temperature, the environmental humidity and the environmental oxygen content in the environmental signal, and inputting the environmental temperature, the environmental humidity and the environmental oxygen content into a combustion model to obtain the combustion index.
Further, the system also comprises a data acquisition module which is used for acquiring the on-site environmental signals and the virtual ID of all the personnel in the building.
Further, the process of people evacuation comprises:
the evacuation signal is also sent to intelligent terminals of all people in the building, the people select an evacuation route, then virtual IDs are sent to all evacuation modules on the evacuation route, the evacuation modules receive and store the virtual IDs of users, the virtual IDs are obtained and checked when the people pass through the evacuation modules, and when the virtual IDs are matched, pointing information of two evacuation modules under the route is sent to the intelligent terminals of the people; and when the virtual IDs are not matched, sending reminding information to the intelligent terminal of the person.
Further, the reminding information comprises a route error reminding and an evacuation route where the evacuation module is located.
Further, the virtual ID includes location information.
Further, the process of spraying and extinguishing fire comprises the steps of firstly identifying the position of the root of the ignition point, and then aligning the spray head to the root of the ignition flame for extinguishing fire.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, by acquiring the video signal and the environmental signal of the smoke signal field, respectively acquiring the flammability index and the combustion index by inputting the evaluation model and the combustion model, and then generating the alarm signal, the first-aid signal and the like according to specific conditions, the actual fire condition is effectively judged, so that a smaller fire source can be extinguished in time, and personnel evacuation is organized in time for a larger fire source. So that people in the building can evacuate in time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic block diagram of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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.
The terminology used herein is for the purpose of describing embodiments and is not intended to be limiting and/or restrictive of the present disclosure; it should be noted that the singular forms "a," "an," and "the" include the plural forms as well, unless the context clearly indicates otherwise; also, although the terms first, second, etc. may be used herein to describe various elements, the elements are not limited by these terms, which are only used to distinguish one element from another.
As shown in fig. 1, an intelligent building fire control system includes:
the smoke sensing module is used for acquiring a smoke signal on site; the smoke sensing module is arranged on the roof of the intelligent building;
and the video monitoring module is used for acquiring the video signal of the site. The video monitoring module comprises an infrared temperature measuring unit for measuring the surface temperature of an object and the central temperature of flame.
It should be noted that the smoke sensing module and the video monitoring module are both provided with positioning devices, and the smoke sensing signal and the video signal both comprise position information. The video monitoring module is internally provided with a standby power supply, after the video monitoring module is powered off due to fire or other reasons, the standby power supply supplies power to the video monitoring module, so that the video monitoring module can transmit the on-site monitoring video to the processor before the power is turned off, and the video monitoring module sends a check signal to the processor regularly.
The data acquisition module is used for acquiring an environmental signal and virtual IDs (identities) of all personnel in the building, wherein the environmental signal comprises an environmental temperature, an environmental humidity and an environmental oxygen content, and for a storage room in which combustible materials and inflammable materials are stored, the environmental signal also comprises the type and the quantity of the combustible materials; when the personnel are in the intelligent building, the virtual ID of the intelligent personnel terminal is generated, the virtual ID comprises real-time position information, and the virtual ID can only be used in the intelligent building and is used for protecting the privacy of the personnel and simultaneously conveniently communicating with the intelligent building.
The processor is used for analyzing and processing the smoke sensation signal, the video signal and the environment signal. The processor generates a processed signal comprising:
after the processor receives the smoke sensing signal, a video signal and an environment signal corresponding to the position information in the smoke sensing signal are called; then analyzing the video signal, when no flame exists in the video signal, acquiring all objects and surface temperatures thereof of the video signal, acquiring the environmental temperature, the environmental humidity and the environmental oxygen content, and then respectively inputting the object name, the object surface temperature, the environmental temperature and the environmental oxygen content into an evaluation model, wherein the process of acquiring the flammability index by the evaluation model comprises the following steps:
acquiring the ignition point of an object through the name of the object, and acquiring the difference value between the surface temperature of the object and the ignition point of the object, namely the flammability index; then revising the flammability index by taking the environmental temperature, the environmental humidity and the environmental oxygen content as correction factors; when the environmental temperature is low, the environmental humidity is high, and the environmental oxygen content is low, the flammability index is negatively influenced; when the ambient temperature is higher, the ambient humidity is less, the ambient oxygen content is higher, the flammability index is positive influence, the size of specific influence is obtained through big data, and this application document does not need to be repeated here.
Acquiring the flammability index of an object in the video signal, generating an alarm signal when the flammability index is greater than or equal to a set threshold value, and sending the alarm signal to an alarm module and an intelligent terminal of a nearest manager; the alarm signal includes the name of the object, the flammability index, and the nearest fire extinguisher.
When the flammability indexes of all the objects on site are smaller than the set threshold value, the situation that fire disasters do not occur on the site is indicated, the smoke sensing module and the site environment need to be checked, so that a checking signal is generated and sent to an intelligent terminal of a manager in the intelligent building, wherein the manager is closest to the site, and the checking signal comprises the ambient temperature and the ambient oxygen content.
Acquiring the distance of a manager to a site, comprising:
the method comprises the steps of obtaining real-time positions of all managers in the intelligent building, inputting the real-time positions into a route analysis model, obtaining the sum of the distance from each manager to a fire extinguisher placing place and the distance from each manager to a site, and then sending alarm signals or inspection signals to a plurality of intelligent terminals of the managers closest to each manager; when the check signal is transmitted, the distance from the manager to the location where the fire extinguisher is placed is 0. The route analysis model obtains the position of the manager through big data, obtains a plurality of routes of the manager reaching the appointed place, and takes the shortest route as the distance between the manager and the fire scene.
When the video signal contains flames, identifying and calculating the height, the bottom area and the average temperature of the flames, then acquiring names of combustion objects through video identification or environmental signals, then inputting the height, the bottom area, the center temperature and the names of the combustion objects into a combustion model to generate a combustion index, and when the combustion index is larger than or equal to a set threshold value, generating an evacuation signal, a spraying signal and an alarm signal, wherein the evacuation signal is sent to an evacuation module and intelligent terminals of all people in an intelligent building; the evacuation signal comprises a number of evacuation routes, which are obtained by means of an evacuation route database.
It should be noted that the combustion model is obtained through a combustion test, and the process of obtaining the combustion index by the combustion model includes:
estimating the volume of the flame by using a volume formula of a cone through the height of the flame and the area of the bottom of the flame, and then obtaining the flame energy Q which is the combustion index according to the average temperature of the flame and the name of a combustion object.
The controllable degree of the field fire can be judged through the burning index, when the burning index is smaller than a set threshold value, the fire is represented in a controllable range, the burning quantity is less, fire extinguishment can be carried out by utilizing fire extinguishers through a plurality of persons, and when the burning index is larger than or equal to the set threshold value, the field fire is represented not in the control range, and spraying and professional fire fighters are required to carry out treatment. The spraying signals are sent to corresponding spraying modules, the alarm signals are sent to a fire fighting center, and the alarm signals comprise the types of the combustibles, the number of the combustibles, the combustion positions, the number of the buildings and fire fighting channel routes;
and when the burning index is smaller than a set threshold value, generating an emergency signal, acquiring an emergency worker nearest to the site position, sending the emergency signal to an intelligent terminal of the emergency worker nearest to the site in the intelligent building, and informing nearby people of extinguishing the fire.
It should be noted that the intelligent terminal includes a smart phone, a tablet computer and an intelligent patrol instrument.
The alarm module is used for executing alarm signals, the alarm module is provided with a plurality of alarm signals which are respectively arranged at each position of the intelligent building, the alarm module is provided with a positioning device, the processor acquires position information of all the alarm signals in the corresponding position setting area of the smoke sensing signals when the alarm signals are sent, and then the alarm signals are sent to the alarm module.
The evacuation system comprises evacuation modules, an evacuation module and an evacuation module, wherein the evacuation modules are used for guiding people in the intelligent building to evacuate, the evacuation modules are arranged at emergency evacuation channels in the intelligent building, the number of the evacuation modules is multiple, after the people receive evacuation signals, the people select one evacuation route, then intelligent terminals of the people send virtual IDs to all the evacuation modules on the routes, the evacuation modules receive and store the virtual IDs of users, when the people pass through the evacuation modules, the virtual IDs are checked, and when the virtual IDs are matched, pointing information of the next two evacuation modules is sent to the intelligent terminals of the people; when the virtual IDs are not matched, reminding information is sent to the intelligent terminals of the personnel to remind the personnel of route errors and send evacuation routes where the evacuation modules are located to the intelligent terminals of the personnel, and after the personnel select the intelligent terminals of the personnel, the intelligent terminals send the virtual IDs to all the evacuation modules on the routes.
And the spraying module is used for spraying and extinguishing fire on the site, identifying the root position of the ignition point after receiving the spraying signal, and then aligning the spray head to the root of the ignition flame for extinguishing fire.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely illustrative and explanatory of the present invention and various modifications, additions or substitutions may be made to the specific embodiments described by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (7)
1. The utility model provides an intelligent building fire control system which characterized in that includes:
the processor is used for analyzing and processing the smoke sensation signal, the video signal and the environment signal, and the analyzing and processing process comprises the following steps:
the video signal comprises the surface temperature of an object and the central temperature of flame;
the environmental signals comprise environmental temperature, environmental humidity, environmental oxygen content, combustible types and quantity;
after receiving the smoke sensing signal, the processor calls a video signal and an environment signal of a corresponding site of the smoke sensing signal; judging whether the scene has an open fire or not, acquiring the flammability index of a scene object when the scene has no open fire, generating an alarm signal when the flammability index is greater than or equal to a set threshold value, and sending the alarm signal to an alarm module and an intelligent terminal of a manager, wherein the alarm signal comprises an object name, the flammability index and a nearest fire extinguisher; when the flammability indexes are all smaller than a set threshold value, the smoke sensing module and the field environment need to be checked to generate a checking signal, and the checking signal is sent to an intelligent terminal of a manager in the intelligent building, wherein the manager is closest to the field, and the checking signal comprises the ambient temperature and the ambient oxygen content;
when there is no open fire on the spot, the process of obtaining the flammability index of the object on the spot comprises the following steps:
when no flame exists in the video signal, all objects and surface temperatures of the video signal are obtained, the environmental temperature, the environmental humidity and the environmental oxygen content are obtained, then the object name, the object surface temperature, the environmental temperature and the environmental oxygen content are respectively input into an evaluation model, and the process of obtaining the flammability index by the evaluation model comprises the following steps:
acquiring the ignition point of an object through the name of the object, and acquiring the difference value between the surface temperature of the object and the ignition point of the object, namely the flammability index; then revising the flammability index by taking the environmental temperature, the environmental humidity and the environmental oxygen content as correction factors;
the specific process of acquiring the distance from the manager to the site comprises the following steps:
acquiring real-time positions of all managers in the intelligent building, inputting the real-time positions of all the managers into a route analysis model, acquiring the sum of the distance from each manager to a fire extinguisher placing place and the distance from each manager to a site, extracting a plurality of managers corresponding to the minimum value in the sum, marking the managers as priority personnel, and sending an alarm signal or a check signal to an intelligent terminal of the priority personnel; when the check signal is sent, the distance from the manager to the place where the fire extinguisher is placed is set to be 0; the route analysis model acquires the positions of the managers through big data, acquires a plurality of routes from the managers to the appointed places, and takes the shortest route as the distance between the managers and the fire scene;
when open fire exists on the site, acquiring the combustion index of combustible materials on the site, and generating an evacuation signal, a spraying signal and an alarm signal to be respectively sent to an evacuation module, a spraying module and a fire center when the combustion index is greater than or equal to a set threshold value, wherein the evacuation signal comprises a plurality of evacuation routes;
when the burning index is smaller than a set threshold value, generating an emergency signal and sending the emergency signal to an intelligent terminal of an emergency worker; the alarm signal comprises the types of the combustion objects, the quantity of the combustion objects, the combustion positions, the number of people in the building and a fire fighting access route;
when open fire exists on the site, the specific process for acquiring the combustion index of combustible materials on the site comprises the following steps:
when flame exists in the video signal, identifying and calculating the height of the flame, the bottom area and the average temperature of the flame, then obtaining the name of a combustion object through video identification or an environment signal, and then inputting the height of the flame, the bottom area, the central temperature and the name of the combustion object into a combustion model to generate a combustion index;
the combustion model is obtained through a combustion test, and the process of obtaining the combustion index by the combustion model comprises the following steps:
estimating the volume of the flame by using a volume formula of a cone through the height of the flame and the area of the bottom of the flame, and then obtaining the flame energy Q which is a combustion index according to the average temperature of the flame and the name of a combustion object.
2. The intelligent building fire control system according to claim 1, further comprising an alarm module for executing an alarm signal to perform an audible and visual alarm; the evacuation module is used for receiving evacuation signals and guiding people to evacuate; and the spraying module is used for executing a spraying signal and spraying and extinguishing fire on the site.
3. The intelligent building fire control system according to claim 1, further comprising a data collection module for collecting on-site environmental signals and virtual IDs of all people in the building.
4. The intelligent building fire control system of claim 3, wherein the evacuation of people comprises:
the evacuation signal is also sent to intelligent terminals of all people in the building, the people select evacuation routes, then virtual IDs are sent to all evacuation modules on the evacuation routes, the evacuation modules receive and store the virtual IDs of the users, when people pass through the evacuation modules, the virtual IDs of the passing people are obtained and checked, and when the virtual IDs stored by the evacuation modules are matched with the virtual IDs of the passing people, the pointing information of two evacuation modules under the routes is sent to the intelligent terminals of the passing people; and when the virtual ID stored by the evacuation module is not matched with the virtual ID of the passing person, sending reminding information to the intelligent terminal of the passing person.
5. The intelligent building fire control system of claim 4, wherein the prompting information comprises a route error prompt and an evacuation route in which the evacuation module is located.
6. The intelligent building fire control system of claim 3, wherein the virtual ID comprises location information.
7. The intelligent building fire control system as claimed in claim 2, wherein the spraying fire extinguishing process comprises first identifying the root position of the ignition point and then aligning the nozzle with the root of the ignition flame to extinguish the fire.
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| CN106710128A (en) * | 2017-01-23 | 2017-05-24 | 无锡觅睿恪科技有限公司 | Fire alarm early-warning unmanned aerial vehicle |
| JP6980188B2 (en) * | 2017-08-04 | 2021-12-15 | モリタ宮田工業株式会社 | Fire identification device |
| CN109359858A (en) * | 2018-10-15 | 2019-02-19 | 温州洪启信息科技有限公司 | Intelligent campus security-protection management system Internet-based |
| CN112116775A (en) * | 2020-10-14 | 2020-12-22 | 珠海格力电器股份有限公司 | Fire detection method of multi-split air-conditioning equipment and multi-split air-conditioning system |
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