CN205050270U - Interval emergent sparse system of subway based on image processing - Google Patents
Interval emergent sparse system of subway based on image processing Download PDFInfo
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- CN205050270U CN205050270U CN201520595678.9U CN201520595678U CN205050270U CN 205050270 U CN205050270 U CN 205050270U CN 201520595678 U CN201520595678 U CN 201520595678U CN 205050270 U CN205050270 U CN 205050270U
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Abstract
The utility model discloses an interval emergent sparse system of subway based on image processing, including vehicle -mounted video monitoring unit, fire detection unit, emergency lighting controller unit, emergency lighting centrally connected power source divides distribution device, the emergency lighting marker light. This system with the detection of conflagration report to the police with sparse indicate to ally oneself with be a whole, the messenger system can be accurate, quick, safe when the conflagration with the people evacuation function. In addition this system implementation the incessant monitor function of whole day 24h, all emergency lighting signal lights and electrical power unit have an independent address coding, the emergency lighting controller can show each some operating condition in real time to the reliability of system's work has been improved.
Description
Technical field
The present invention relates to a kind of Subway Tunnel emergency evacuation system, particularly relate to a kind of Subway Tunnel emergency evacuation system based on image procossing.
Background technology
Near for decades along with the develop rapidly of national economy and living standards of the people, the level of urbanization of China improves constantly, and the development of domestic city enters into the golden period that a Fast Persistence increases.Universal fast due to the city size that constantly expands and urban population density and automobile, the urban issueses such as road is crowded, storing cycle is difficult, traffic jam become increasingly conspicuous.And the path resource Distribution utilization of poor efficiency and the urban road that there is structural defect, urban mass-transit system be can't bear the heavy load.Solve urban transport problems and can not lean on undying increase road, and track traffic is better solution.In recent years, be that the urban track traffic of representative affects increasing in people's lives with subway, in urban transportation, subway has become and has alleviated traffic pressure key player, for urban sustainable development contribution is huge.
Traditional highway communication is compared in underground railway track traffic, and have the advantages such as convenient, fast, the economic and volume of passenger traffic is large, therefore people's choice for traveling takes subway becomes a kind of general phenomenon.Increasing along with the subway volume of passenger traffic, the security of subway seems particularly important.In addition because metro building complex structure is closed, people very easily get lost in such underground space, physiology and can produce anxiety and discomfort psychologically.Blasting, the accident such as fire time, easily there is confusion in crowd evacuation, makes rescue work be difficult to launch.In various subway disaster, fire is the one that danger coefficient is the highest, and the frequency that underground fire hazard occurs becomes ascendant trend.
Due to Metro Train Fire harmfulness, made research both at home and abroad for Subway Tunnel emergency evacuation system, Subway Tunnel emergency evacuation system is divided into Metro Train Fire warning system and interval emergence dispersal lighting indication mechanism according to function." interior of building emergency lighting guide " that current general international standard International Commission on Illumination formulates.Developed country's subway system, according to its current specifications standard, realizes Based Intelligent Control by industrial bus technology to emergency lighting, defines than more complete intelligent emergent illumination evacuation indication system.As the emergency evacuation indication mechanism and the optical flare emergency evacuation indication mechanism that utilize Haas effect of Japan.The emergency evacuation indication mechanism of the U.S. is by detector monitors accident information, and detector receives wireless accident information, and emergency evacuation pilot lamp controls by analyzing the signal intensity judged.
The subway transportation construction of China is started late, but development is fast at present.The middle of this century, China's subway transportation will enter the all-round developing phase.But due to China's large population base, subway is as the important way of urban public transport, and density of personnel overall situation relative closure, once breaking out of fire accident is evacuated and difficulty is carried out in rescue work.And domestic emergency lighting system development is relatively slower, until the nineties in last century, national standard was just brought into use " emergency lighting ".As fire-fighting emergency headlamp tool general technical specifications (GA54-93), " sub. lighting criteria " (GB/T16275-1996) of within 1996, promulgating, " fire emergency and evacuation indication system " (GB17945-2010) of issuing and implementation in 2010 etc. have made detailed specification to the design of each place emergency lighting system.
The early stage emergency lighting evacuating system of China mainly Non-follow control, personnel need moment detection control illuminator, and the efficiency of system can not effectively improve.And major part emergency evacuation pilot lamp direction used is fixed, and points to nearest passageway for fire apparatus, and when in the evacuation route occurring in sensing, personnel cause unnecessary casualties by being drawn towards hazardous location.In the last few years, along with the progress of fire fire-fighting link technology, centralized control type emergency lighting evacuating system obtains extensive promotion and application, solves fixed-direction and evacuates the hidden danger caused, and has had the function of dynamic evacuation.But at present in the relevant specification of domestic current and code, to evacuation strategy not yet clear stipulaties during Subway Tunnel fire, the subway dispersal plan that each city adopts also is not quite similar.Subway Tunnel emergency evacuation system is also unreasonable, rationally evacuates when being unfavorable for fire.Mainly contain the following aspects:
1, emergency evacuation identification light works independently, and does not have to set up the coordinated signals with fire alarm system.
2, traditional sign for safe evacuation lamp direction indication is fixed, and according to fire, position cannot occur and change direction indication, can only point to fire exit nearby.
The maintenance mainly manual type of 3, traditional emergency lighting evacuation indication system, efficiency is not high and maintenance just exists potential safety hazard not in time.
4, when fire alarm occurs, this system response time is slow, cannot realize the rapid evacuation of passenger and staff, incurs loss through delay escape time.
5, equipment operating voltage is line voltage, there is Danger Electric shock risk during fire.
Summary of the invention
Object of the present invention overcomes deficiency of the prior art exactly, provide a kind of based on image procossing can be accurate, quick, safe when fire by evacuating personnel, and there is the Subway Tunnel emergency evacuation system of round-the-clock uninterrupted monitoring function.
For solving the problems of the prior art, technical scheme of the present invention is: a kind of Subway Tunnel emergency evacuation system based on image procossing, comprises Vehicular video monitoring unit, fire detection unit, emergency lighting controller able unit, emergency lighting centrally connected power source, divide power distribution equipment, emergency lighting identification light.
Described Vehicular video monitoring unit is made up of fan-free industrial control computer, power supply adaptor, liquid crystal display, Ethernet switch, video encoder, camera.
Described fire detection unit is made up of industrial control computer and digital radio station, and described industrial control computer obtains monitoring image in car by the ethernet line of access Vehicular video monitoring unit.
Described emergency lighting control unit is made up of emergency lighting controller able and digital radio station, is provided with RS-485 serial bus communication interfaces between above-mentioned emergency lighting controller able and emergency lighting centrally connected power source.
Described emergency lighting controller able comprises emergency lighting controller able main frame, AC/DC power supply, DC/DC power supply, host power supply adapter, mini-printer, digital radio station.
Described emergency lighting centrally connected power source is made up of observing and controlling mainboard, Switching Power Supply, charger, accumulator.
Be provided with bus module in described point of power distribution equipment, above-mentioned bus module is made up of micro controller unit, communication interface and power circuit, and described point is provided with RS-485 communication interface between power distribution equipment and emergency lighting controller able.
Described emergency lighting identification light comprises identification light and illuminating lamp, and described emergency lighting identification light is made up of microprocessor, power-switching circuit and LED, and LED all has geocoding, by emergency lighting controller able unit monitors.
Beneficial effect of the present invention is, the detection alarm of fire and exit signs join as a whole by this system, enables system accurate, quick, safe by evacuating personnel function when fire.In addition this system achieves the continual monitoring function of whole day 24h, and all emergency lighting signal lights and power-supply device have independently geocoding, and emergency lighting controller able can show each several part duty in real time, thus improves the reliability of system works.
Accompanying drawing explanation
Fig. 1 is the Subway Tunnel emergency evacuation systematic schematic diagram that the present invention is based on image procossing.
Fig. 2 is the Subway Tunnel emergency evacuation block diagram of system that the present invention is based on image procossing.
Fig. 3 is Vehicular video monitoring cellular construction schematic diagram.
Fig. 4 is emergency lighting controller able composition frame chart.
Fig. 5 is centrally connected power source structural representation.
Fig. 6 is a point power distribution equipment composition frame chart.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further details.
As shown in figures 1 to 6, the present invention is based on the Subway Tunnel emergency evacuation system of image procossing, comprise Vehicular video monitoring unit, fire detection unit, emergency lighting controller able unit, emergency lighting centrally connected power source, point power distribution equipment, emergency lighting identification light.
Described Vehicular video monitoring unit is made up of fan-free industrial control computer, power supply adaptor, liquid crystal display, Ethernet switch, video encoder, camera.
Described fire detection unit is made up of industrial control computer and digital radio station, and described industrial control computer obtains monitoring image in car by the ethernet line of access Vehicular video monitoring unit.
Described emergency lighting control unit is made up of emergency lighting controller able and digital radio station, is provided with RS-485 serial bus communication interfaces between above-mentioned emergency lighting controller able and emergency lighting centrally connected power source.
Described emergency lighting controller able comprises emergency lighting controller able main frame, AC/DC power supply, DC/DC power supply, host power supply adapter, mini-printer, digital radio station.
Described emergency lighting centrally connected power source is made up of observing and controlling mainboard, Switching Power Supply, charger, accumulator.
Be provided with bus module in described point of power distribution equipment, above-mentioned bus module is made up of micro controller unit, communication interface and power circuit, and described point is provided with RS-485 communication interface between power distribution equipment and emergency lighting controller able.
Described emergency lighting identification light comprises identification light and illuminating lamp, and described emergency lighting identification light is made up of microprocessor, power-switching circuit and LED, and LED all has geocoding, by emergency lighting controller able unit monitors.
In actual applications, when the very first time of breaking out of fire, by the fire hazard aerosol fog that camera captures, by image blurring calculating, result of calculation is dealt in the engineering machine of fire detector, through data processing information sent to the digital radio station in emergency lighting control unit by digital radio station, emergency lighting control unit is the core of Subway Tunnel evacuating system, and its function is that realization receives train fire warning, generation Subway Tunnel is evacuated prediction scheme and made emergency lighting signal light instruction safe escape escape route and link with other system.Emergency lighting controller able main frame is that system normally runs the core with data processing, adopts embedded industrial control computer (IPC) as main frame.Industrial computer is installed fire emergency and evacuation indication system software, realize controlling emergency luminaire and working state of system monitoring, display and the record of failure message.The power supply that emergency lighting centrally connected power source is all emergence lighting lamps by point power distribution equipment is powered, and detects in real time and charge and discharge control accumulator.By the control of emergency lighting controller able to pilot lamp, indicate the direction of escape road rapidly to crowd flurried in underground fire hazard.
Systemic-function characteristic of the present invention is:
(1) train fire detection alarm function
Subway Tunnel emergency evacuation system possesses train fire warning function, the monitoring image in each compartment is obtained by vehicle-mounted video monitoring device, fire alarm control unit judges whether breaking out of fire by image processing techniques, and according to obtaining the camera numbering location fire location of image, send fire alarm information by digital radio station to emergency lighting controller able.Wherein detection principle is, a situation arises to utilize fire hazard aerosol fog to make image blurring principle judge underground fire hazard.Wherein the image blurring edge-diffusion virtualization shown as in image space domain in image, can represent the blur level of image by the diffusion of detail edges, image detail edge-diffusion wider, and the larger image of image blur is more unintelligible.In the ideal case, blur level be zero its edge of image should be step saltus step, now border width is minimum is taken as null value.When image blur and blur level become large, the border width in image increases simultaneously.From theory, image step edge diffusion breadth is actual edge diffusion breadth, and edge-diffusion width gets final product the blur level of token image, and namely both become positive correlations.
(2) equipment working state Real-Time Monitoring
Subway Tunnel emergency evacuation system possesses duty measuring ability characteristic, mainly contains passive monitoring and active monitoring.Passive monitoring function is that the duty of emergency lighting controller able to controller switching equipment and emergency lighting identification light is monitored in real time, stores and show fault alarm information.By to after emergency lighting controller able programming, round-the-clock continuing can be realized and monitor in real time, to improve the reliability of system, complete active monitoring function.
(3) controlling functions
Compare traditional system, Subway Tunnel emergency evacuation system has more powerful controlling functions, and intelligence degree is higher.When train fire warning system sends fire alarm, digital radio station can send emergency lighting controller able to fast.Send control command after emergency lighting controller able processes by analysis, will all emergency-lighting sets in Subway Tunnel be opened, and realize pressure and light function.Send interlock information to subway BAS system simultaneously, control the ventilation smoke exhaust equipment in Subway Tunnel and blowing device.When determining to detect concrete on fire, emergency lighting controller able generates best dispersal plan automatically.By extinguishing the identification light of ignition point position, adjustment controls the direction of other emergent identification lamps, and guide a safest evacuation route, guide column passengers inside the car withdraw conflagration area rapidly, realizes intellectuality and evacuates guiding function.
(4) energy-saving safe
When subway train is in interval breaking out of fire, this system starts emergency lighting identification light, and supply voltage DC24V is that safe voltage ensure that personal safety.The scattering device centralized power supply system that this system adopts not only accident risk and operating cost is all minimum, and the utilization factor of battery capacity is 2 times of battery master station mode and EPS mode.This system realizes the function of timed power on/off, and management and the control of staff are convenient, reach energy-conservation object.Accumulator selected by system, less than 1/40 of conventional power source capacity, uses the feature of environmental protection of system stronger and has saved resource.System source adopts LED, it has high, the radiationless advantage with low-power consumption of long service life, light efficiency, large increase energy saving of system.
Claims (7)
1. based on a Subway Tunnel emergency evacuation system for image procossing, it is characterized in that: comprise Vehicular video monitoring unit, fire detection unit, emergency lighting controller able unit, emergency lighting centrally connected power source, point power distribution equipment, emergency lighting identification light; Described Vehicular video monitoring unit is connected with fire detection unit, above-mentioned fire detection unit is connected with digital radio station, another digital radio station carrying out information transmission with above-mentioned digital radio station is connected with emergency lighting controller able unit, above-mentioned emergency lighting controller able unit is connected with emergency lighting centrally connected power source, above-mentioned emergency lighting centrally connected power source is also connected with a point power distribution equipment, and above-mentioned point of power distribution equipment is connected with emergency lighting identification light; Described fire detection unit is made up of industrial control computer and digital radio station, and described industrial control computer obtains monitoring image in car by the ethernet line of access Vehicular video monitoring unit.
2. the Subway Tunnel emergency evacuation system based on image procossing according to claim 1, is characterized in that: described Vehicular video monitoring unit is made up of fan-free industrial control computer, power supply adaptor, liquid crystal display, Ethernet switch, video encoder, camera.
3. the Subway Tunnel emergency evacuation system based on image procossing according to claim 1, it is characterized in that: described emergency lighting control unit is made up of emergency lighting controller able and digital radio station, is provided with RS-485 serial bus communication interfaces between above-mentioned emergency lighting controller able and emergency lighting centrally connected power source.
4. the Subway Tunnel emergency evacuation system based on image procossing according to claim 3, is characterized in that: described emergency lighting controller able comprises emergency lighting controller able main frame, AC/DC power supply, DC/DC power supply, host power supply adapter, mini-printer, digital radio station.
5. the Subway Tunnel emergency evacuation system based on image procossing according to claim 1, is characterized in that: described emergency lighting centrally connected power source is made up of observing and controlling mainboard, Switching Power Supply, charger, accumulator.
6. the Subway Tunnel emergency evacuation system based on image procossing according to claim 1, it is characterized in that: in described point of power distribution equipment, be provided with bus module, above-mentioned bus module is made up of micro controller unit, communication interface and power circuit, and described point is provided with RS-485 communication interface between power distribution equipment and emergency lighting controller able.
7. the Subway Tunnel emergency evacuation system based on image procossing according to claim 1, it is characterized in that: described emergency lighting identification light comprises identification light and illuminating lamp, described emergency lighting identification light is made up of microprocessor, power-switching circuit and LED, and LED all has geocoding, by emergency lighting controller able unit monitors.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109204106A (en) * | 2018-08-27 | 2019-01-15 | 浙江大丰实业股份有限公司 | Stage equipment mobile system |
| CN109544855A (en) * | 2018-10-31 | 2019-03-29 | 国电南瑞科技股份有限公司 | Track traffic synthetic monitoring fire closed-circuit television system and implementation method based on computer vision |
| CN110379122A (en) * | 2019-06-13 | 2019-10-25 | 宿州市金长城科技门业有限公司 | A kind of water-proof fume-proof dirt automatic alarm device |
| CN114627715A (en) * | 2022-04-01 | 2022-06-14 | 大连大铁通益科技有限公司 | Subway illumination simulation training device |
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2015
- 2015-08-10 CN CN201520595678.9U patent/CN205050270U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109204106A (en) * | 2018-08-27 | 2019-01-15 | 浙江大丰实业股份有限公司 | Stage equipment mobile system |
| CN109204106B (en) * | 2018-08-27 | 2020-08-07 | 浙江大丰实业股份有限公司 | Stage equipment moving system |
| CN109544855A (en) * | 2018-10-31 | 2019-03-29 | 国电南瑞科技股份有限公司 | Track traffic synthetic monitoring fire closed-circuit television system and implementation method based on computer vision |
| CN110379122A (en) * | 2019-06-13 | 2019-10-25 | 宿州市金长城科技门业有限公司 | A kind of water-proof fume-proof dirt automatic alarm device |
| CN114627715A (en) * | 2022-04-01 | 2022-06-14 | 大连大铁通益科技有限公司 | Subway illumination simulation training device |
| CN114627715B (en) * | 2022-04-01 | 2024-01-12 | 大连大铁通益科技有限公司 | Subway illumination simulation training device |
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