CN109166269A - Fire early warning device and system based on wireless communication - Google Patents
Fire early warning device and system based on wireless communication Download PDFInfo
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- CN109166269A CN109166269A CN201811002245.2A CN201811002245A CN109166269A CN 109166269 A CN109166269 A CN 109166269A CN 201811002245 A CN201811002245 A CN 201811002245A CN 109166269 A CN109166269 A CN 109166269A
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- 238000004891 communication Methods 0.000 title claims abstract description 48
- 239000002245 particle Substances 0.000 claims abstract description 84
- 238000000197 pyrolysis Methods 0.000 claims abstract description 75
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 238000012545 processing Methods 0.000 claims description 15
- 238000001914 filtration Methods 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/117—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means by using a detection device for specific gases, e.g. combustion products, produced by the fire
-
- 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
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Alarm Systems (AREA)
- Fire Alarms (AREA)
Abstract
The invention provides a fire early warning device and system based on wireless communication. This conflagration early warning device based on radio communication includes: the pyrolysis particle sensor is used for acquiring pyrolysis particle concentration data; the infrared temperature sensor is used for acquiring temperature data; the controller is respectively connected with the pyrolysis particle sensor and the infrared temperature sensor and is used for storing a preset threshold value and acquiring pyrolysis particle concentration data within preset time and temperature data within preset time; a comparison circuit coupled to the controller for: comparing the pyrolytic particle concentration data within preset time and/or the temperature data within preset time with preset threshold values respectively to obtain comparison results; determining whether to output an alarm signal according to the comparison result; and the alarm circuit is connected with the comparison circuit and used for alarming according to the alarm signal, finding out the fire sign before the fire happens, and giving out an alarm in time to prevent the fire from happening.
Description
Technical field
The present invention relates to fire alarm technical fields, and in particular, to a kind of fire disaster alarming device based on wireless communication
And system.
Background technique
Current existing fire alarm equipment is just dense to smog caused by fire after fire occurs for interior of building
Degree and flame temperature are detected, therefore existing fire alarm equipment could alarm after combustible lights fire, can not prevent
The generation of fire.
Summary of the invention
The main purpose of the embodiment of the present invention is to provide a kind of fire disaster alarming device and system based on wireless communication, with
Fire sign is found before fire occurs, and is sounded an alarm in time, it can be with the generation of fire preventing.
To achieve the goals above, the embodiment of the present invention provides a kind of fire disaster alarming device based on wireless communication, comprising:
It is pyrolyzed particle sensor, for acquiring pyrolysis particle concentration data；
Infrared temperature sensor is used for temperature collection data；
The controller being connect respectively with pyrolysis particle sensor and infrared temperature sensor, for storing preset threshold value,
Obtain the temperature data in the pyrolysis particle concentration data and preset time in preset time；
Comparison circuit connected to the controller, is used for: by preset time pyrolysis particle concentration data and/or it is default when
Interior temperature data is compared with preset threshold value respectively, obtains comparison result；Determine whether to export according to comparison result
Alarm signal；
The warning circuit being connect with comparison circuit, for being alarmed according to alarm signal；
Wireless transceiver circuit connected to the controller, for obtaining the alarm signal from comparison circuit by controller,
And upload alarm signal.
In a kind of wherein embodiment, preset threshold value includes preset pyrolysis particle concentration threshold range and preset temperature
Spend threshold range.
In a kind of wherein embodiment, comparison circuit is specifically used for:
When the pyrolysis particle concentration data of the first preset ratio in preset time is all larger than preset pyrolysis particle concentration threshold
When being worth the maximum value of range, alarm signal is exported；
Or, when the pyrolysis particle concentration data of the first preset ratio in preset time is respectively positioned on preset pyrolysis particle concentration
It is defeated in threshold range, and when the temperature data of the second preset ratio is respectively positioned within the scope of preset temperature threshold in preset time
Alarm signal out；
Or, when the temperature data of the second preset ratio in preset time is all larger than the maximum value of preset temperature threshold range
When, export alarm signal.
In a kind of wherein embodiment, further includes:
Data processing circuit connect respectively with pyrolysis particle sensor, infrared temperature sensor and controller, is used for pair
It is pyrolyzed particle concentration data and temperature data carries out analog-to-digital conversion；
Controller is specifically used for: obtain pyrolysis particle concentration data by analog-to-digital conversion in preset time and it is default when
The interior temperature data by analog-to-digital conversion.
In a kind of wherein embodiment, data processing circuit is also used to: to the pyrolysis particle concentration number Jing Guo analog-to-digital conversion
It is filtered according to the hot temperature data Jing Guo analog-to-digital conversion；
Controller is specifically used for: obtain preset time in by filtering processing pyrolysis particle concentration data and it is default when
The interior temperature data by filtering processing.
In a kind of wherein embodiment, warning circuit includes:
Indicator light, indicator light are used to carry out light warning according to alarm signal.
In a kind of wherein embodiment, warning circuit further include:
Buzzer, buzzer are used to carry out audible alarm according to alarm signal.
In a kind of wherein embodiment, wireless transceiver circuit includes one of WIFI, NFC, GPRS or bluetooth.
The fire disaster alarming device based on wireless communication of the embodiment of the present invention includes pyrolysis particle sensor, for acquiring heat
Solve particle concentration data；Infrared temperature sensor is used for temperature collection data；Respectively with pyrolysis particle sensor and infrared temperature
The controller of sensor connection, for storing preset threshold value, obtaining the pyrolysis particle concentration data in preset time and presetting
Temperature data is stated in time；Comparison circuit connected to the controller, for by preset time pyrolysis particle concentration data and/
Or the temperature data in preset time is compared with preset threshold value respectively, obtains comparison result；It is determined according to comparison result
Whether alarm signal is exported；The warning circuit being connect with comparison circuit, it is connected to the controller for being alarmed according to alarm signal
Wireless transceiver circuit for obtaining the alarm signal from comparison circuit by controller, and uploads alarm signal, can be in fire
Calamity finds fire sign before occurring, and sounds an alarm in time, the generation of fire preventing.
The embodiment of the present invention also provides a kind of fire early-warning system based on wireless communication, comprising:
It is multiple as described above based on the fire disaster alarming device of wireless communication, with multiple fire alarms based on wireless communication
Transmission circuit in the functions of wireless of device connection, and the master control computer being connect with transmission circuit in functions of wireless；
Transmission circuit is for will be from the alarm signal of each fire disaster alarming device based on wireless communication in functions of wireless
Reach master control computer；
Master control computer for showing the alarm signal from each fire disaster alarming device based on wireless communication, and according to
Alarm signal alarm.
The fire early-warning system based on wireless communication of the embodiment of the present invention includes: that multiple fire based on wireless communication are pre-
Alarm device, transmission circuit in the functions of wireless being connect with multiple fire disaster alarming devices based on wireless communication, and in functions of wireless
The master control computer of transmission circuit connection；Transmission circuit will be from each fire disaster alarming device based on wireless communication in functions of wireless
Alarm signal be uploaded to master control computer, master control computer is shown from each fire disaster alarming device based on wireless communication
Alarm signal, and alarmed according to alarm signal, fire sign can be found before fire occurs, sound an alarm in time, it is pre- to prevent fires
The generation of calamity.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, embodiment will be described below
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the structural block diagram of the fire disaster alarming device in the embodiment of the present invention based on wireless communication；
Fig. 2 is the chip schematic diagram of controller in the embodiment of the present invention；
Fig. 3 is the circuit diagram of comparison circuit in the embodiment of the present invention；
Fig. 4 is the circuit diagram of warning circuit in the embodiment of the present invention；
Fig. 5 is the circuit diagram of wireless transceiver circuit in the embodiment of the present invention；
Fig. 6 is the structural block diagram of the fire early-warning system in the embodiment of the present invention based on wireless communication；
Fig. 7 is the circuit diagram that transmission circuit is concentrated in the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Could alarm after combustible lights fire in view of current fire alarm equipment, can not fire preventing generation, this
Inventive embodiments provide a kind of fire disaster alarming device based on wireless communication, the heat generated before open fire can occur to combustible material
It solves particle concentration and carries out Detection And Warning, to find fire sign, the generation of timely fire preventing before fire occurs.It ties below
Closing attached drawing, the present invention is described in detail.
Fig. 1 is the structural block diagram of the fire disaster alarming device in the embodiment of the present invention based on wireless communication.Fig. 2 is of the invention real
Apply the chip schematic diagram of controller in example.Fig. 3 is the circuit diagram of comparison circuit in the embodiment of the present invention.Fig. 4 is the present invention
The circuit diagram of warning circuit in embodiment.Fig. 5 is the circuit diagram of wireless transceiver circuit in the embodiment of the present invention.Such as figure
1 to shown in Fig. 5, and the fire disaster alarming device based on wireless communication includes:
It is pyrolyzed particle sensor, for acquiring pyrolysis particle concentration data.
Infrared temperature sensor is used for temperature collection data.
The controller being connect respectively with pyrolysis particle sensor and infrared temperature sensor, for storing preset threshold value,
Obtain the temperature data in the pyrolysis particle concentration data and preset time in preset time.Wherein controller uses LPC11C14
Chip.
Comparison circuit connected to the controller, is used for: by preset time pyrolysis particle concentration data and/or it is default when
Interior temperature data is compared with preset threshold value respectively, obtains comparison result；Determine whether to export according to comparison result
Alarm signal.
The warning circuit being connect with comparison circuit, for being alarmed according to alarm signal；
Wireless transceiver circuit connected to the controller, for obtaining the alarm signal from comparison circuit by controller,
And upload alarm signal.IC1 in Fig. 5 is LM358 operational amplifier.Wherein, wireless transceiver circuit may include WIFI, NFC,
One of GPRS or bluetooth.
The pyrolysis particle that pyrolysis particle sensor of the invention is precipitated when being heated to combustible material has sensitivity characteristic, pyrolysis
Particle concentration value becomes resistance value output in pyrolysis particle sensor, can visit early stage not yet fire occurs for combustible material
Measure whether material is heated or overheat to find fire early stage sign in time can effectively prevent that fire occurs.It is pyrolyzed particle
Sensor start to work when first acquisition around be pyrolyzed particle concentration, and as measurement beginning when local parameter,
The value added of pyrolysis particle concentration on the basis of this is just by the Effective Numerical as metering pyrolysis particle concentration.
In one embodiment, preset threshold value includes preset pyrolysis particle concentration threshold range and preset temperature threshold model
It encloses.Wherein it is possible to record the pyrolysis grain of different combustibles at different temperatures in the laboratory of simulant building thing inner space
The experiment value of sub- concentration, to obtain pyrolysis particle concentration threshold range and temperature threshold range.
In one embodiment, comparison circuit is specifically used for:
When the pyrolysis particle concentration data of the first preset ratio in preset time is all larger than preset pyrolysis particle concentration threshold
When being worth the maximum value of range, alarm signal is exported；
Or, when the pyrolysis particle concentration data of the first preset ratio in preset time is respectively positioned on preset pyrolysis particle concentration
It is defeated in threshold range, and when the temperature data of the second preset ratio is respectively positioned within the scope of preset temperature threshold in preset time
Alarm signal out；
Or, when the temperature data of the second preset ratio in preset time is all larger than the maximum value of preset temperature threshold range
When, export alarm signal.
Specifically, when not there is fire hazard, the temperature of combustible material is identical with room temperature, basic at this time without pyrolysis particle
It is precipitated.When thermal accumlation occurs for the inside of combustible material or combustible material outside is heated, has pyrolysis particle and be precipitated, be pyrolyzed grain
Sub- sensor can detect the rising of pyrolysis particle concentration.If a certain proportion of pyrolysis particle concentration is beyond pre- in preset time
If pyrolysis particle concentration threshold range maximum value, then combustible has burning risk；If a certain proportion of in preset time
Temperature data exceeds the maximum value of preset temperature threshold range, then combustible has burning risk.If pyrolysis particle concentration reaches
To preset pyrolysis particle concentration threshold range, and in an of short duration time (1-5 minutes), temperature data also rises simultaneously
To preset temperature threshold range, then combustible has burning risk.If being pyrolyzed particle concentration data is lower than preset pyrolysis
The minimum value or temperature data of particle concentration threshold range are lower than the minimum value of preset temperature threshold range, then combustible does not have
There is burning risk.
In one embodiment, the fire disaster alarming device based on wireless communication further include: respectively with pyrolysis particle sensor, infrared
The data processing circuit that temperature sensor is connected with controller, for carrying out modulus to pyrolysis particle concentration data and temperature data
Conversion；Controller is specifically used for: obtaining the pyrolysis particle concentration data and preset time by analog-to-digital conversion in preset time
The interior temperature data by analog-to-digital conversion.Data processing circuit is also used to: to the pyrolysis particle concentration number Jing Guo analog-to-digital conversion
It is filtered according to the hot temperature data Jing Guo analog-to-digital conversion；Controller is specifically used for: obtaining the process in preset time
The temperature data by filtering processing in the pyrolysis particle concentration data and preset time of filtering processing.
As shown in figure 4, warning circuit includes indicator light and buzzer, indicator light is used to carry out light report according to alarm signal
Alert, buzzer is used to carry out audible alarm according to alarm signal.U20 in Fig. 4 is buzzer, and LCD_LED is indicator light.
The fire alarm process of fire disaster alarming device based on wireless communication of the invention is as follows:
1, pyrolysis particle sensor acquires pyrolysis particle concentration data, the real-time temperature collection number of infrared temperature sensor in real time
According to.
2, data processing circuit obtains pyrolysis particle concentration data and temperature data, to pyrolysis particle concentration data and temperature
Data carry out analog-to-digital conversion and filtering processing.
3, controller is obtained by the pyrolysis particle concentration data and temperature in analog-to-digital conversion and the preset time of filtering processing
Degree evidence, extremely by the pyrolysis particle concentration data in preset time, the temperature data in preset time and preset threshold packet transmission
Comparison circuit.
4, the pyrolysis particle concentration data of comparison circuit the first preset ratio within a preset time is all larger than preset pyrolysis
When the maximum value of particle concentration threshold range, alarm signal is exported；Or, the pyrolysis particle of the first preset ratio within a preset time
Concentration data is respectively positioned in preset pyrolysis particle concentration threshold range, and in preset time the second preset ratio temperature data
When being respectively positioned within the scope of preset temperature threshold, alarm signal is exported；Or, the temperature number of the second preset ratio within a preset time
When according to the maximum value for being all larger than preset temperature threshold range, alarm signal is exported.Alarm signal be output to warning circuit and
Controller.
5, the indicator light of warning circuit carries out light warning according to alarm signal, and the buzzer of warning circuit is according to alarm signal
Number audible alarm is carried out, alarm signal is transmitted to wireless transceiver circuit by controller.
6, wireless transceiver circuit uploads alarm signal to host computer.
To sum up, the fire disaster alarming device based on wireless communication of the embodiment of the present invention can find fire before fire occurs
Sign sounds an alarm in time, the generation of fire preventing.
Fig. 6 is the structural block diagram of the fire early-warning system in the embodiment of the present invention based on wireless communication.Fig. 7 is of the invention real
Apply the circuit diagram that transmission circuit is concentrated in example.As shown in Figure 6 and Figure 7, the fire early-warning system based on wireless communication includes:
It is multiple as described above based on the fire disaster alarming device of wireless communication, with multiple fire alarms based on wireless communication
Transmission circuit in the functions of wireless of device connection, and the master control computer being connect with transmission circuit in functions of wireless.
Transmission circuit is for will be from the alarm signal of each fire disaster alarming device based on wireless communication in functions of wireless
Reach master control computer.Wherein, transmission circuit is concentrated to use NRF905 wireless chip.
Master control computer for showing the alarm signal from each fire disaster alarming device based on wireless communication, and according to
Alarm signal alarm.
When it is implemented, transmission circuit is by the wireless receiving and dispatching from the fire disaster alarming device based on wireless communication in functions of wireless
The alarm signal of circuit uploads master control computer, and the fire disaster alarming device based on wireless communication can be located in multiple buildings
Different floors, master control computer can be located at total monitoring room or fire department.Fire fighter is monitored each by master control computer
Fire risk in building can issue the alarm for enabling that personnel withdraw in building in time, and carry out before fire generation
The preparation of fire extinguishing.
To sum up, the fire early-warning system based on wireless communication of the embodiment of the present invention can find fire before fire occurs
Sign sounds an alarm in time, the generation of fire preventing.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
Describe in detail it is bright, it should be understood that the above is only a specific embodiment of the present invention, the guarantor being not intended to limit the present invention
Range is protected, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in this
Within the protection scope of invention.
Claims (9)
1. a kind of fire disaster alarming device based on wireless communication characterized by comprising
It is pyrolyzed particle sensor, for acquiring pyrolysis particle concentration data；
Infrared temperature sensor is used for temperature collection data；
The controller being connect respectively with the pyrolysis particle sensor and the infrared temperature sensor, for storing preset threshold
Value obtains the temperature data in the pyrolysis particle concentration data and preset time in preset time；
The comparison circuit connecting with the controller, is used for: by the pyrolysis particle concentration data in preset time and/or in advance
If the temperature data in the time is compared with the preset threshold value respectively, comparison result is obtained；According to the comparison
As a result determine whether to export alarm signal；
The warning circuit being connect with the comparison circuit, for being alarmed according to the alarm signal；
The wireless transceiver circuit being connect with the controller, for obtaining the report from the comparison circuit by the controller
Alert signal, and upload the alarm signal.
2. the fire disaster alarming device according to claim 1 based on wireless communication, which is characterized in that
The preset threshold value includes preset pyrolysis particle concentration threshold range and preset temperature threshold range.
3. the fire disaster alarming device according to claim 2 based on wireless communication, which is characterized in that the comparison circuit tool
Body is used for:
When the pyrolysis particle concentration data of the first preset ratio in preset time is all larger than preset pyrolysis particle concentration threshold value model
When the maximum value enclosed, alarm signal is exported；
Or, when the pyrolysis particle concentration data of the first preset ratio in preset time is respectively positioned on preset pyrolysis particle concentration threshold value
In range, and when the temperature data of the second preset ratio is respectively positioned within the scope of preset temperature threshold in preset time, output report
Alert signal；
Or, when the temperature data of the second preset ratio in preset time is all larger than the maximum value of preset temperature threshold range,
Export alarm signal.
4. the fire disaster alarming device according to claim 1 based on wireless communication, which is characterized in that further include:
The data processing electricity being connect respectively with the pyrolysis particle sensor, the infrared temperature sensor and the controller
Road, for carrying out analog-to-digital conversion to the pyrolysis particle concentration data and the temperature data；
The controller is specifically used for: obtain pyrolysis particle concentration data by analog-to-digital conversion in preset time and it is default when
The interior temperature data by analog-to-digital conversion.
5. the fire disaster alarming device according to claim 4 based on wireless communication, which is characterized in that
The data processing circuit is also used to: to the pyrolysis particle concentration data Jing Guo analog-to-digital conversion and the heat Jing Guo analog-to-digital conversion
Temperature data is filtered；
The controller is specifically used for: obtain preset time in by filtering processing pyrolysis particle concentration data and it is default when
The interior temperature data by filtering processing.
6. the fire disaster alarming device according to claim 1 based on wireless communication, which is characterized in that the warning circuit packet
It includes:
Indicator light, the indicator light are used to carry out light warning according to the alarm signal.
7. the fire disaster alarming device according to claim 6 based on wireless communication, which is characterized in that the warning circuit is also
Include:
Buzzer, the buzzer are used to carry out audible alarm according to the alarm signal.
8. the fire disaster alarming device according to claim 1 based on wireless communication, which is characterized in that
The wireless transceiver circuit includes one of WIFI, NFC, GPRS or bluetooth.
9. a kind of fire early-warning system based on wireless communication characterized by comprising
It is multiple such as the described in any item fire disaster alarming devices based on wireless communication of claim 1-8, described be based on nothing with multiple
Transmission circuit in the functions of wireless of the fire disaster alarming device connection of line communication, and connect with transmission circuit in the functions of wireless total
Control computer；
Transmission circuit is for will be from the alarm signal of each fire disaster alarming device based on wireless communication in the functions of wireless
Reach the master control computer；
The master control computer for showing the alarm signal from each fire disaster alarming device based on wireless communication, and according to
The alarm signal alarm.
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| CN201811002245.2A CN109166269A (en) | 2018-08-30 | 2018-08-30 | Fire early warning device and system based on wireless communication |
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| CN201811002245.2A CN109166269A (en) | 2018-08-30 | 2018-08-30 | Fire early warning device and system based on wireless communication |
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| CN110060444A (en) * | 2019-03-11 | 2019-07-26 | 视联动力信息技术股份有限公司 | A kind of fire early-warning system and method based on view networking |
| CN110715873A (en) * | 2019-11-22 | 2020-01-21 | 南京工业大学 | Thin combustible pyrolysis temperature and quality synchronous determination experimental system and determination method |
| CN110930656A (en) * | 2019-11-26 | 2020-03-27 | 深圳市华翼智能有限公司 | Method and system for judging vehicle warning condition based on vehicle CAN data |
| CN114821941A (en) * | 2022-05-20 | 2022-07-29 | 河南工程学院 | Automobile fire early-stage defense system and working method thereof |
| CN115938062A (en) * | 2022-11-18 | 2023-04-07 | 江苏荣夏安全科技有限公司 | Automatic fire extinguishing system and method for electrical equipment |
| CN116071884A (en) * | 2023-02-17 | 2023-05-05 | 北京中消睿安科技发展有限公司 | Electrical fire alarm monitoring method, system, equipment and medium |
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