CN207337596U - A kind of temp.-measuring type electric fire disaster warning detection system based on Image Acquisition - Google Patents
A kind of temp.-measuring type electric fire disaster warning detection system based on Image Acquisition Download PDFInfo
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- CN207337596U CN207337596U CN201721189298.0U CN201721189298U CN207337596U CN 207337596 U CN207337596 U CN 207337596U CN 201721189298 U CN201721189298 U CN 201721189298U CN 207337596 U CN207337596 U CN 207337596U
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Abstract
The utility model provides a kind of temp.-measuring type electric fire disaster warning detection system based on Image Acquisition, is related to fire alarm technical field.The system includes controller, some detectors and some temperature-sensitive patches；Communicated between controller and some detectors using CAN bus, it is contactless between detector and temperature-sensitive patch；Temperature-sensitive patch uses binary color reversible temperature-sensitive patch, and when application is pasted onto near contact or contact that monitoring is needed in vision detector.System provided by the utility model can judge whether monitoring point temperature is normal based on the tone value of all pixels in temperature-sensitive patch tone section and registration location region, can effectively solve the problems, such as in electric wiring with a large amount of contacts scene under Multipoint synchronous temperature measurement on-line formula electrical fire non-direct contact early warning and monitoring, without largely connecting up, using the teaching of the invention it is possible to provide specific alert locations.
Description
Technical field
It the utility model is related to fire alarm technical field, more particularly to a kind of temp.-measuring type based on Image Acquisition is electrically fiery
Calamity warnlng surveillance system.
Background technology
Electrical fire monitoring technology mainly has thermocouple temperature measurement and residual current to measure two classes at present：Thermocouple temperature measurement formula system
The temperature that system is monitored a little using thermocouple contact measurement, judges measured point by monitoring the electric signal of thermocouple pick-up output
Whether temperature anomaly, a temperature contact of thermocouple temperature measurement formula is only capable of measurement single locus temperature, when needing multimetering
It then need to largely be connected up in system under test (SUT), influence the security to system under test (SUT), installation complexity is high.Residual current formula system is adopted
The residual current of monitored electric loop is measured with hall device, by the presence or absence of the electric current and intensity come early warning.Actually should
In, due to uneven and power utilization environment the complexity of electric wiring construction quality, some monitored systems it is intrinsic or
Instantaneous residual current is larger, can cause the alarm of residual current formula systems stay or false alarm, therefore user's acceptance is relatively low, and
For residual current formula detector in alarm, what it is due to detection is total surplus electric current on the circuit, can not know that it is examined
Specific failure or hidden danger position, it is necessary to manually investigate one by one in survey time road.
Utility model content
The technical problems to be solved in the utility model is in view of the above shortcomings of the prior art, there is provided one kind is adopted based on image
The temp.-measuring type electric fire disaster warning detection system of collection, can effectively solve scene (such as distribution in electric wiring with a large amount of contacts
In cabinet) Multipoint synchronous temperature measurement on-line formula electrical fire non-direct contact early warning and monitoring problem, without a large amount of wirings, and can carry
For specific alert locations.
In order to solve the above technical problems, technical solution adopted in the utility model is：
A kind of temp.-measuring type electric fire disaster warning detection system based on Image Acquisition, including controller, some detectors and
Some temperature-sensitive patches；Communicated between controller and some detectors using CAN bus, nothing connects between detector and temperature-sensitive patch
Touch；For the temperature-sensitive patch using being based on binary color reversible temperature-sensitive patch made of thermochromic material, when application, is pasted onto spy
Survey in the device visual field near the contact or contact for needing to monitor；
The detector includes detecting lenses, cmos imaging module, main control chip, LED with lens changeable interface
Lighting module, photosensitive module and the first CAN interface；Detecting lenses are installed on the lens interface of cmos imaging module, and
And detecting lenses are replaceable；Cmos imaging module, LED illumination module and photosensitive module are connected with main control chip, main control chip
It is connected by the first CAN interface with controller；Cmos imaging module is used to complete to be imaged detecting lenses visual field Scene.
Main control chip is used to trigger LED illumination module and cmos imaging module with the fixed cycle, and the image collected is analyzed,
Judge temperature-sensitive patch temperature whether overtemperature, alarm signal and view data are sent out by the first CAN interface if overtemperature
Give controller；Photosensitive module is used for whether having illumination when differentiating collection image, when LED illumination module is triggered or extraneous ring
When border light is sufficient, photosensitive module sends fault alarm information without output, otherwise photosensitive module to main control chip, then by main control chip
The fault alarm information is reported to by controller by the first CAN interface.
Further, the controller includes core calculation module, I/O expansion module, SD memory modules and LCD display moulds
Block；Core calculation module is used for all analysis computing functions for completing controller；Core calculation module is connected by I/O expansion module
Connect detector and SD memory modules；LCD display module connects core calculation module by its own TTL communication interface, is used for
Show human-computer interaction interface.
Further, the I/O expansion module include the second CAN interface, SD card interface, RJ45 Ethernet interfaces and
USB interface；Core calculation module by the second CAN interface connect detector the first CAN interface, with detector into
Row communication；Core calculation module accesses SD memory modules by SD card interface, connects internet by RJ45 Ethernet interfaces, leads to
Cross USB interface access external keyboard and mouse.
Further, the detector further includes a PCB substrate；Cmos imaging module, main control chip, LED illumination mould
Block, photosensitive module and the first CAN interface are installed in the PCB substrate, and wherein LED illumination module uses multiple LED
Lamp bead arrangement is circlewise and by cmos imaging module around wherein；Photosensitive module is located at the side of COMS chip modules.
Further, which further includes 2DOF visual angle regulating rack, for installing fixed detector and adjusting detector
Visual angle, including firm banking, first angle adjusting mechanism and second angle adjusting mechanism；Detector is fixedly connected on second angle
On adjusting mechanism, second angle adjusting mechanism is rotatably connected on first angle adjusting mechanism, and first angle adjusting mechanism rotates
It is connected on firm banking；The angular adjustment direction of first angle adjusting mechanism and second angle adjusting mechanism is vertical.
Further, the firm banking is U-shaped board, and first angle adjusting mechanism is a T-shaped plate, and second angle is adjusted
Mechanism is a vertical bar plate；Opposite both ends are rotationally connected with the two of U-shaped board by a first angle adjusting bolt on T-shaped plate
On a side arm, the middle part of vertical bar plate is rotationally connected with the 3rd end of T-shaped plate, PCB substrate by a second angle adjusting bolt
Both ends the both ends of vertical bar plate are fixedly connected on by two substrate fixing bolts.
Further, the main control chip is the microcontroller of self-contained storing devices, or is connected including microcontroller and with microcontroller
Outer extension memory.
It is using beneficial effect caused by above-mentioned technical proposal：Survey provided by the utility model based on Image Acquisition
Warm formula electric fire disaster warning detection system, has following advantage compared with existing electrical fire monitoring technology：
(1) non-direct contact measures, no wiring, easy for installation, available for the high stream environment of high pressure on original system without influence；
The system of the utility model is by the way of Image Acquisition and temperature-sensitive patch are combined, since temperature-sensitive patch is without conduction
Property, therefore can be subject to system under test (SUT) electromagnetic interference unlike semiconductor-type temperature measuring device, and will not be pasted via temperature-sensitive
Piece brings interference to system under test (SUT)；In addition, the temperature-sensitive patch back side is covered with pressure sensitive adhesive, using installation is pasted, very convenient, cooperation is schemed
As the mode of collection, extra wiring can be introduced to avoid to system under test (SUT)；
(2) there is multiple spot on-line monitoring ability, reduce artificial input cost during inspection electric disaster hidden-trouble；
The system of the utility model registers each monitoring point position, and detector scans registration location with the fixed cycle
Temperature-sensitive patch image, and communicated by the CAN bus between detector and controller, overtemperature warning and event can be sent in time
Hinder alarm, realize remote on-line monitoring, avoid manually going live inspection；
(3) there is antijamming capability and alarm remote acknowledgement ability, realize the stability of operation and the convenience of management；
The system of the utility model for detector by designing LED illumination module so that detector C MOS imaging modules into
As when with enough illumination, shield the interference of other light, can operate under enclosed environment or light situation of change under；Separately
Detector can upload the view data of registration zone when outside, due to alarm, and operator on duty can just be completed by controller
The remote acknowledgement of alarm, without rushing towards scene at the first time every time.
Brief description of the drawings
Fig. 1 is the temp.-measuring type electric fire disaster warning detection system knot based on Image Acquisition that the utility model embodiment provides
Structure block diagram；
Fig. 2 is the detector that the utility model embodiment provides and its structure diagram being connected with external device；
Fig. 3 is the structure diagram of the detector that the utility model embodiment provides and 2DOF adjusting bracket；
Fig. 4 is the flow chart of the init state for the fire alarm detection method that the utility model embodiment provides；
Fig. 5 is the picture frame in temperature monitoring status scan and temperature-sensitive patch registration area that the utility model embodiment provides
Domain schematic diagram；Wherein, (a) is the picture frame schematic diagram of scanning, and (b) is temperature-sensitive patch registration zone schematic diagram in picture frame；
Fig. 6 is the flow chart of the temperature monitoring state for the fire alarm detection method that the utility model embodiment provides；
Fig. 7 is the number of pixels statistics in two tone sections in the registration location region of the utility model embodiment offer
Figure；Wherein, (a) is normal condition, and (b) is the dirty fault alarm that shifts, and (c) and (d) is generation overtemperature alarm.
In figure：301st, detecting lenses；302nd, lens interface；303rd, cmos imaging module；304th, main control chip；305、LED
Illuminate lamp bead；306th, photosensitive module；307th, PCB substrate；308th, the first CAN interface；309th, firm banking；310th, first jiao
Spend adjusting mechanism；311st, second angle adjusting mechanism；312nd, first angle adjusting bolt；313rd, second angle adjusting bolt；
314th, substrate fixing bolt；501st, picture frame；502nd, temperature-sensitive patch；503rd, temperature-sensitive patch registration location region.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but is not intended to limit the scope of the present invention.
A kind of temp.-measuring type electric fire disaster warning detection system based on Image Acquisition, if as shown in Figure 1, including controller,
Dry detector and some temperature-sensitive patches.Communicated between controller and some detectors using CAN bus, detector and temperature-sensitive patch
Between it is contactless.
Temperature-sensitive patch, which uses, is based on the reversible alternating temperature patch of binary color made of thermochromic material, on whole temperature-sensitive patch
Surface coats hyaline membrane, and lower surface uses high temperature resistant type pressure sensitive adhesive, has and varies with temperature and change the characteristic of color, system is led to
Cross abnormal temperature monitoring method based on tonal analysis and realize abnormal alarm to contact temperature, when application is pasted onto detector and regards
Near the contact or contact that Yezhong needs monitor.The shapes and sizes of temperature-sensitive patch use different size, pin according to actual conditions
To scenes such as power distribution cabinets, the rectangle of minimum 1cm × 1cm to maximum 3cm × 3cm can be used, or the minimum 1cm of diameter is to maximum
The circle of 3cm.
Controller includes core calculation module, I/O expansion module, SD memory modules and LCD display module, as shown in Fig. 2,
I/O expansion module includes the second CAN interface, SD card interface, RJ45 Ethernet interfaces and USB interface；Core calculation module is
Based on ARM cortex-A framework chips, for completing all analysis computing functions of controller, extension is used in the present embodiment
The Cortex-A9IMX6Q core boards of 1GB RAM；Core calculation module is communicated by the second CAN interface with detector,
SD memory modules are accessed by SD card interface, internet is connected by RJ45 Ethernet interfaces, external key is accessed by USB interface
Disk and mouse；LCD display module connects core calculation module by its own TTL communication interface, for showing human-computer interaction
Interface, auxiliary core calculation module are completed analysis and are calculated, using 800 × 600 resolution ratio, 8.0 cun of true coloured silk TFT liquid in the present embodiment
Crystal module.SD memory modules are 16GB high speed SD cards, wherein programming built-in Linux mirror image, and core calculation module is from SD card
Read mirror image and run operating system.
Detector includes detecting lenses 301, cmos imaging module 303, main control chip with lens changeable interface 302
304th, LED illumination module 305, photosensitive module 306, PCB substrate 307,2DOF visual angle regulating rack and the first CAN interface
308, as shown in Figure 3.
Detecting lenses 301 are installed on the lens interface 302 of cmos imaging module 303, and detecting lenses 301 can be more
Change, using the wide-angle fish eye lens at 150 ° to 180 ° visual angles in the present embodiment；Cmos imaging module 303 is used to complete to detection mirror
First 301 visual field Scene is imaged, and OV5640CMOS chips are used in the present embodiment；Cmos imaging module 303, main control chip 304,
LED illumination module 305 and photosensitive module 306 are commonly mounted in same PCB substrate 307, and LED illumination module 305 is adopted
Ring-type is arranged into 12 white light LED illumination lamp beads, surrounds cmos imaging module 303 wherein；Main control chip 304 is using certainly
The microcontroller of tape storage or the microcontroller for being connected with outer extension memory, use stm32f429 chips in the present embodiment, with fixation
Cycle triggers a LED illumination illumination lamp bead and cmos imaging module 303, every time during triggering, first triggers LED illumination lamp bead, prolongs
Cmos imaging module 303 is triggered after Shi Yimiao and gathers image, closes LED illumination lamp bead afterwards, and the image collected is carried out
Analysis, judge temperature-sensitive patch temperature whether overtemperature, by the first CAN interface 308 by alarm signal and figure if overtemperature
As data sending is to controller；Photosensitive module 306 uses 5537 photo resistance, is directly welded at 303 side of COMS imaging modules
PCB substrate 307 on, every time trigger LED illumination lamp bead after, main control chip 304 detect photo resistance resistance value, for differentiate adopt
Whether there is illumination when collecting image, when LED illumination module 305 is triggered or external environmental light is sufficient, i.e. photo resistance
During less than preset value, photosensitive module 306 carries out subsequent acquisition analysis operation without output, main control chip 304, otherwise photosensitive module
306 send illumination fault alarm information to main control chip 304, then will by the first CAN interface 308 by main control chip 304
The fault alarm information is reported to controller.
2DOF visual angle regulating rack is the accessory of detector, supporting installation during use, for installing fixed detector and tune
Save detector visual angle.2DOF visual angle regulating rack includes firm banking 309, first angle adjusting mechanism 310 and second angle tune
Save mechanism 311.The angular adjustment direction of two angle adjusting mechanisms is vertical, realizes that 2DOF is adjusted.Firm banking 309 is U-shaped
Plate, first angle adjusting mechanism 310 are a T-shaped plate, and second angle adjusting mechanism 311 is a vertical bar plate；It is opposite on T-shaped plate
Both ends be rotationally connected with by a first angle adjusting bolt 312 on two side arms of U-shaped board, pass through in the middle part of vertical bar plate
One second angle adjusting bolt 313 is rotationally connected with the 3rd end of T-shaped plate, and the both ends of PCB substrate 307 are consolidated by two substrates
Determine the both ends that bolt 314 is fixedly connected on vertical bar plate.The detection visual angle of detector is adjusted by two angle adjustable bolts.Example
Such as, firm banking 309 is fixed in the horizontal plane, then the shaft that the T-shaped plate of first angle adjusting mechanism 310 can be formed around both ends
Rotate upwardly and downwardly, the vertical bar plate of second angle adjusting mechanism 311 can be around middle point left-right rotation.
The side of fire alarm detection is carried out using the above-mentioned temp.-measuring type electric fire disaster warning detection system based on Image Acquisition
Method, including initialization procedure and monitoring process two parts, it is respectively as shown in Figure 4 and Figure 6, specific as follows.
Step 1：System electrification is started shooting.
Step 2：Detector enters init state, and waits controller to instruct；Judge the first bar instruction that controller is sent
It is that the information that indication detector selection completes initialization according to controller information or selects to be stored according to detector itself is completed
Initialization.
Step 3：Detector receives controller instruction, if the instruction of controller is complete according to controller information for indication detector
Into initialization, then step 3.1 is performed, if the instruction of controller is completed for the information that indication detector is stored according to detector itself
Initialization, then perform step 3.2；
Step 3.1：Detector instructs according to controller and completes initialization, and specific method is：
Step 3.1.1：Temperature-sensitive patch location is registered, and specific method is：
Controller sends Image Acquisition uploading instructions to detector, and detector captures a two field picture upon receipt of the instructions
501, as shown in Fig. 5 (a), which is sent to controller, controller includes showing in LCD by the view data received
Show in module；Operating personnel select the temperature-sensitive patch registration location region 503 in picture frame by mouse, which is square
Shape, as shown in Fig. 5 (b), temperature-sensitive patch transformation region is included；Controller selects 502 position of temperature-sensitive patch of operating personnel
Information, the i.e. coordinate of rectangular area and wide high data are selected, is recorded in SD card memory module；Multiple temperature-sensitives may be selected in operating personnel
Patch registration location region, and its coordinate and wide high information are recorded by controller；
Step 3.1.2：Temperature-sensitive patch location updates, and specific method is：
Temperature-sensitive patch location register information in step 3.1.1 is sent to corresponding detection by operating personnel by controller
Device, detector are recorded in the SRAM memory and non-volatile FLASH memory of main control chip, and initialization is completed, and are turned
Enter monitoring state, perform step 4；
Step 3.2：Detector completes initialization, specific side according to the information stored in detector itself FLASH memory
Method is：
Whether detector detects is stored with temperature-sensitive patch location register information in the FLASH memory of itself, if so, then visiting
Survey device and temperature-sensitive patch location register information is read from itself FLASH memory, and be written into SRAM memory, for monitoring
When use, into monitoring state, perform step 4；If without any temperature-sensitive patch location of storage in detector FLASH memory
Register information, then detector is sent without registration response to controller, and rests on init state, waits the instruction of controller.
Step 4：Detector enters temperature monitoring state, as shown in fig. 6, specific method is：
According to the front and rear color of used temperature-sensitive patch overtemperature discoloration, two tone sections are preset, are that overtemperature becomes respectively
Tone section H2 after after tone section H1 and overtemperature discoloration before color, and the respective range boundary value programming in two sections is existed
In detector FLASH memory；Under temperature monitoring state, detector periodically gathers image, and by the RGB of image pixel
Data are converted to tone data, then count the tone value of all pixels in each registration location region, judge the registration position
Put in region respectively in the number of pixels and the relation of set number of pixels threshold value t in two tone sections.
In the present embodiment, certain temperature spot temperature-sensitive patch uses reversible discoloration type patch, and discoloring temperature point is 70 DEG C, 70 DEG C with
Preceding is red, and 70 DEG C and the above are blueness.In the present embodiment, tone section H1 is set as [- 30,30] before the discoloration of temperature-sensitive patch,
Tone section H2 is set as [210,270] after discoloration.Temperature-sensitive patch is dimensioned to pixel faces of the satisfaction in vision detector
Product reaches at least 300 pixels, and the size in temperature-sensitive patch registration location region should be greater than or be regarded equal to temperature-sensitive patch in detector
The elemental area of Yezhong, and maximum can not exceed the elemental area 2 times.Under these conditions, it is used as registration using 50%
Band of position tone pixel counts percentage threshold, then pixel counts threshold value may be set to t=300*50%=150.
If tone value is in the number of pixels C in the H1 of tone section before temperature-sensitive patch overtemperature changes colour in registration location regionH1
More than or equal to set number of pixels threshold value t, and it is in the number of pixels in the tone section H2 after the discoloration of temperature-sensitive patch overtemperature
CH2Less than set number of pixels threshold value t, as shown in Fig. 7 (a), then temperature is normal in the registration location region；
If tone value is in the number of pixels C in the H1 of tone section before temperature-sensitive patch overtemperature changes colour in registration location regionH1
Less than set number of pixels threshold value t, and it is in the number of pixels C in the tone section H2 after the discoloration of temperature-sensitive patch overtemperatureH2It is small
In set number of pixels threshold value t, as shown in Fig. 7 (b), then illustrate in the registration location region without temperature-sensitive patch, detection mirror hair
Raw offset or dirty dye, or temperature-sensitive chip surface have dirty, and detector sends the dirty failure alarm signal of offset to controller, and
Registration location region image data is sent to controller；
If tone value is in the number of pixels C in the tone section after the discoloration of temperature-sensitive patch overtemperature in registration location regionH2
During more than or equal to set number of pixels threshold value t, as shown in Fig. 7 (c) and (d), illustrate that temperature-sensitive patch temperature has occurred and that exception, visit
Survey device and send over temperature alarm signal to controller, and registration location region image data is sent to controller.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that：
It can still modify the technical solution described in previous embodiment, either to which part or all technical characteristic
Carry out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from the utility model right and want
Seek limited range.
Claims (7)
- A kind of 1. temp.-measuring type electric fire disaster warning detection system based on Image Acquisition, it is characterised in that：Including controller, some Detector and some temperature-sensitive patches；Communicated between controller and some detectors using CAN bus, detector and temperature-sensitive patch it Between it is contactless；The temperature-sensitive patch using being based on binary color reversible temperature-sensitive patch made of thermochromic material, glue by when application It is attached near the contact or contact for needing to monitor in vision detector；The detector includes detecting lenses (301), the cmos imaging module (303) with lens changeable interface (302), master Control chip (304), LED illumination module (305), photosensitive module (306) and the first CAN interface (308)；Detecting lenses (301) it is installed on the lens interface (302) of cmos imaging module (303), and detecting lenses (301) are replaceable；CMOS into Picture module (303), LED illumination module (305) and photosensitive module (306) are connected with main control chip (304), main control chip (304) it is connected by the first CAN interface (308) with controller.
- 2. the temp.-measuring type electric fire disaster warning detection system according to claim 1 based on Image Acquisition, it is characterised in that： The controller includes core calculation module, I/O expansion module, SD memory modules and LCD display module；Core calculation module is used In all analysis computing functions for completing controller；Core calculation module connects detector by I/O expansion module and SD stores mould Block；LCD display module connects core calculation module by its own TTL communication interface.
- 3. the temp.-measuring type electric fire disaster warning detection system according to claim 2 based on Image Acquisition, it is characterised in that： The I/O expansion module includes the second CAN interface, SD card interface, RJ45 Ethernet interfaces and USB interface；Core calculations mould Block connects the first CAN interface (308) of detector by the second CAN interface, communicates with detector；Core meter Calculate module and SD memory modules are accessed by SD card interface, internet is connected by RJ45 Ethernet interfaces, is accessed by USB interface External keyboard and mouse.
- 4. the temp.-measuring type electric fire disaster warning detection system according to claim 1 based on Image Acquisition, it is characterised in that： The detector further includes a PCB substrate (307)；Cmos imaging module (303), main control chip (304), LED illumination module (305), photosensitive module (306) and the first CAN interface (308) are installed in the PCB substrate (307), and wherein LED shines Bright module (305) is arranged circlewise and by cmos imaging module (303) around wherein using multiple LED lamp beads；Photosensitive module (306) it is located at the side of COMS chip modules.
- 5. the temp.-measuring type electric fire disaster warning detection system according to claim 1 based on Image Acquisition, it is characterised in that： The system further includes 2DOF visual angle regulating rack, for installing fixed detector and adjusting detector visual angle, including firm banking (309), first angle adjusting mechanism (310) and second angle adjusting mechanism (311)；Detector is fixedly connected on second angle tune Save in mechanism (311), second angle adjusting mechanism (311) is rotatably connected on first angle adjusting mechanism (310), first angle Adjusting mechanism (310) is rotatably connected on firm banking (309)；First angle adjusting mechanism (310) and second angle adjust machine The angular adjustment direction of structure (311) is vertical.
- 6. the temp.-measuring type electric fire disaster warning detection system according to claim 5 based on Image Acquisition, it is characterised in that： The firm banking (309) is U-shaped board, and first angle adjusting mechanism (310) is a T-shaped plate, second angle adjusting mechanism (311) it is a vertical bar plate；Opposite both ends are rotationally connected with U-shaped by a first angle adjusting bolt (312) on T-shaped plate On two side arms of plate, the middle part of vertical bar plate is rotationally connected with the 3rd of T-shaped plate by a second angle adjusting bolt (313) End, the both ends of PCB substrate (307) are fixedly connected on the both ends of vertical bar plate by two substrate fixing bolts (314).
- 7. the temp.-measuring type electric fire disaster warning detection system according to any one of claims 1 to 6 based on Image Acquisition, its It is characterized in that：The main control chip (304) is the microcontroller of self-contained storing devices, or be connected including microcontroller and with the microcontroller Outer extension memory.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116543522A (en) * | 2023-06-06 | 2023-08-04 | 应急管理部沈阳消防研究所 | Temperature measurement type electric fire detection device and method based on AI image compounding |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116543522A (en) * | 2023-06-06 | 2023-08-04 | 应急管理部沈阳消防研究所 | Temperature measurement type electric fire detection device and method based on AI image compounding |
| CN116543522B (en) * | 2023-06-06 | 2024-02-09 | 应急管理部沈阳消防研究所 | Temperature measurement type electric fire detection device and method based on AI image compounding |
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Address after: 110034 No. 218-20, Wen Da Road, Huanggu District, Shenyang, Liaoning. Patentee after: Shenyang Institute of Fire Protection, Ministry of Emergency Management Address before: 110034 No. 218-20, Wen Da Road, Huanggu District, Shenyang, Liaoning. Patentee before: Shenyang Fire-Extiquishing Inst., Public Security Ministry |