CN108039016A - A kind of subway underground operation space safety monitoring and early warning system - Google Patents
A kind of subway underground operation space safety monitoring and early warning system Download PDFInfo
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 53
- 230000007613 environmental effect Effects 0.000 claims abstract description 68
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- 230000008569 process Effects 0.000 claims abstract description 47
- 230000005540 biological transmission Effects 0.000 claims abstract description 29
- 238000004458 analytical method Methods 0.000 claims abstract description 28
- 238000012545 processing Methods 0.000 claims abstract description 17
- 238000007405 data analysis Methods 0.000 claims abstract description 14
- 238000007726 management method Methods 0.000 claims description 64
- 238000001514 detection method Methods 0.000 claims description 20
- 238000012423 maintenance Methods 0.000 claims description 12
- 238000012546 transfer Methods 0.000 claims description 10
- 238000013079 data visualisation Methods 0.000 claims description 9
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- 238000007689 inspection Methods 0.000 claims description 8
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/10—Services
- G06Q50/26—Government or public services
- G06Q50/265—Personal security, identity or safety
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- G06Q50/40—
-
- 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
- G08B25/002—Generating a prealarm to the central station
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/18—Prevention or correction of operating errors
- G08B29/185—Signal analysis techniques for reducing or preventing false alarms or for enhancing the reliability of the system
- G08B29/188—Data fusion; cooperative systems, e.g. voting among different detectors
Abstract
The invention discloses a kind of subway underground to run space safety monitoring and early warning system, for finding safety problem and security risk in metro operation in time, including：Sensor subsystem, data transmission sub-system, server and user terminal, wherein, server is equipped with database subsystem, data process subsystem, application subsystem；The data of acquisition are passed through data transmission sub-system write into Databasce subsystem by sensor subsystem, administrative staff are connected to after server by data transmission sub-system using user terminal and choose institute's application to be used, corresponding environmental information and default judgement information in the application selection database subsystem that application subsystem is chosen according to administrative staff simultaneously send it to data process subsystem, and data analysis and processing are carried out by data process subsystem, and the data result of analysis is returned into corresponding applying unit, the data result of analysis is visualized by visualizing administrative unit by corresponding applying unit.
Description
Technical field
The present invention relates to metro safety technical field, the more particularly to a kind of monitoring of subway underground operation space safety and early warning
System.
Background technology
Subway reduces noise because it possesses saving soil, saves the energy, reduces pollution, and freight volume is big, takes aboveground area
Less, the features such as travelling speed is fast, is just increasingly favored be subject to masses.Currently, subway becomes big and medium-sized cities in global range
The essential vehicles of people's trip, significant progress has been obtained all over the world.At present, the city for having subway is built in the whole world
City is up to more than 120, and the speed that remain annual newly-increased 2 cities is fast-developing.
The subway construction of first, China has increased to 22 in January, 1971, to put into effect the city of subway of China in 2014
Seat, shares 95 subways and puts into effect.In recent years, with the constantly improve of subway construction technology, the mileage open to traffic of China's subway
Growth trend in high speed.
During high speed development and construction with subway, subway construction and operation, the safety problem in especially runing,
Due to its residing space and densely populated place, the particularity such as extensive is influenced, also more and more obtains people or even entire society
Attention.
How efficiently, the safe condition in operation space in underground in the daily operation of subway is accurately monitored, so as to find in time
Safety problem and security risk, ensure people's safety, accurately tackle the security incident that will, even have occurred and that,
Become the major issue during metro operation.
The content of the invention
To solve problem above, the present invention provides a kind of subway underground operation space safety monitoring and early warning system, mainly
Space, such as underground station, passage etc. are runed for subway underground, collection space environment, fire-fighting and security device state, transport are set
Apply, the key element such as passenger flow personnel, realize monitoring in real time, analysis and early warning, investigation is administered, emergency response is managed in the intelligent of one
Control platform, electronic, intelligent, the round-the-clock various operation details and frastructure state of monitoring, by the integrated technology of innovation with
And big data analysis function, the various security risk and hidden danger in metro operation are preferably minimized, or even prevents trouble before it happens, it is ensured that
The person and property safety, the safe operation of sound assurance subway during metro operation.
A kind of subway underground operation space safety monitoring provided by the invention and early warning system, including：
Sensor subsystem, data transmission sub-system, server and user terminal, wherein, server is equipped with database subsystem
System, data process subsystem, application subsystem；
The sensor subsystem is used to perceive environmental information, including camera, smoke sensor device, toxic gas
One or more in sensor, PM2.5 detectors；
The data transmission sub-system is used between sensor subsystem and server, and between user terminal and server
Data transfer；
The database subsystem is used to storing the subway underground operation environmental information in space, warning information and default
Judge that information, including environmental monitoring and warning data storehouse, fire-fighting monitoring and warning data, monitor video database, GIS trains are moved
One or more in state operation database, risk source data storehouse and emergency response database；
The data process subsystem is used to analyze and process the data in database subsystem, including data are located in advance
Manage unit, data analysis unit and data statistics unit；
The application subsystem is used to select corresponding environmental information and default judgement to believe according to different applying units
Breath is sent to data process subsystem, and carries out data analysis and processing by data process subsystem, and by the data knot of analysis
Fruit returns to corresponding applying unit；Including environmental warning unit, fire fire-fighting prewarning unit, safety monitoring and linkage management list
Member, intelligent video analysis and alarm unit, risk source information management unit, equipment and information data acquisition management unit, GIS believe
Cease the one or more and data visualization displaying administrative unit in administrative unit；The data result of the analysis includes early warning
Rank；
The user terminal be used for choose, use application, show application content；Including computer end, mobile phone end and tablet
One or more in computer end；The application content includes early warning information；
Sensor subsystem makes the data of acquisition by data transmission sub-system write into Databasce subsystem, administrative staff
It is connected to user terminal by data transmission sub-system after server and chooses institute's application to be used, application subsystem is according to management
The corresponding environmental information applied in selection database subsystem of personnel's selection and default judgement information are simultaneously sent it to
Data process subsystem, and data analysis and processing are carried out by data process subsystem, and the data result of analysis is returned to
Corresponding applying unit, passes through user by visualizing administrative unit by corresponding applying unit by the data result of analysis
End visualizes administrative staff.
Preferably, the data transmission sub-system, uses asynchronous transmission technology, in the data of transmission, data transfer subsystem
System is transmitted after digital date to be cut into the package of multiple regular lengths using optical fiber or DS1/DS3, after reaching transfer destination
Reconfigure again.
Preferably,
The sensor subsystem, is additionally operable to when increasing sensor, in real time by increased sensor information send
To data process subsystem, the information of the sensor includes purposes, the reliability using position and sensor of sensor；
The data process subsystem, is additionally operable to analyze the reliability of the sensor subsystem, the reliability in real time
Represented with the normal function rate of sensor subsystem, the normal function rate of the sensor subsystem is by normal function rate by system
Normal function rate calculation formula obtains, and the system normal function rate calculation formula is：
Wherein,
Wherein, S (t) is the system normal function rate of sensor subsystem, and m is measured information in sensor subsystem
The quantity of species, to be the normal function rate of sensor for the quantity for the independent sensor for measuring the species, Q (t), t is n
The usage time of sensor, μ (t) are the fault recovery rate of sensor, and λ (t) is the failure rate of sensor；
When the normal function rate of sensor subsystem is less than default warning value, data process subsystem is to database subsystem
System writes warning information, and sends warning information to user terminal.
Preferably,
The sensor subsystem includes poisonous harmful gas sensor, PM2.5 sensors, CO2 concentration sensor, air
Humidity sensor, air temperature sensor, noise intensity sensor, temperature sensing optical fiber；
The environmental warning unit,
Its corresponding environmental information includes：Toxic and harmful gas information, PM2.5 information, CO2 concentration informations, air humidity
Locus, model, maintenance conditions and the operation letter of information, air themperature information, noise intensity information, ventilation and air-conditioning equipment
Breath；
Its corresponding default judgement information includes：Dangerous matter sources judge that information, hidden danger rank judge that information, monitoring point judge
Information, influence grade judge that information, early warning judge information.
Preferably,
The sensor subsystem includes smoke sensor device, air temperature sensor, acousto-optic sensor；
The fire fire-fighting prewarning unit,
Its corresponding environmental information includes：Smog information, air themperature information, acoustic and light information, fire protection warning equipment alarm
Information, the locus of broadcaster, model, maintenance conditions and operation information, fire-fighting host and water system facility locus,
Model, maintenance conditions and operation information, including the pressure of water system facility, liquid level information；
Its corresponding default judgement information includes：Dangerous matter sources judge that information, hidden danger rank judge that information, monitoring point judge
Information, influence grade judge that information, early warning judge information.
Preferably,
The sensor subsystem includes camera；
The safety monitoring and linkage management unit,
Its corresponding environmental information includes：The operation information and peace of electronic map information, equipment flowsheet linkage management equipment
Locus, model, maintenance conditions and the operation information of anti-equipment；The security device includes vibrations fiber optic cable plant, infrared right
Penetrate warning device, camera, entrance guard management equipment, state of elevator monitoring and control management equipment, broadcast and remote speech management
Equipment；
Its corresponding default judgement information includes：Invasion judges that information, invasion point judge that information, invasion grade judge letter
Breath, early warning judge information.
Preferably,
The application subsystem includes environmental warning unit, fire fire-fighting prewarning unit, safety monitoring and linkage management list
Member, intelligent video analysis and alarm unit, risk source information management unit, equipment and information data acquisition management unit, GIS believe
Cease administrative unit and data visualization displaying administrative unit；
The data visualization shows administrative unit, for carrying out real-time visual exhibition to the data in database subsystem
Show, and to environmental warning unit, fire fire-fighting prewarning unit, safety monitoring and linkage management unit, intelligent video analysis with
Number in alarm unit, risk source information management unit, equipment and information data acquisition management unit, GIS information management units
According to progress real-time visual displaying；The visual presentation includes：Data and information visuallization are rendered and shown, to data
It is shown with information in the form of the icon of multidimensional, curve situation map, the visualization that the superposition, data to data drawing list are deduced
Displaying.
Preferably,
The application subsystem selects environmental information corresponding with fire fire-fighting prewarning unit and default judgement information hair
Data process subsystem is given, corresponding environmental information includes smog information, air themperature information, acoustic and light information, fire-fighting
Warning device warning message, the default judgement information judge information including dangerous matter sources；
Data process subsystem carries out data analysis according to corresponding environmental information and the default judgement information
Judging result is obtained with processing, the judging result includes dangerous matter sources judging result；
The dangerous matter sources judging result is obtained by following methods：
Subway underground operation space according to detection difficulty and is fled from the difference of difficulty and is divided into different detection zones, it is described not
Include walking area, outskirt of standing in running enclosed area, the area that waits, standing with region；
The different environmental information includes environmental information numerical value, detection zone, the detection probability of sensor and biography
Probability, the probability of false and the probability of missing inspection of sensor normal work, the different environmental information include smog information, air
Temperature information, acoustic and light information, fire protection warning equipment alarm information；
When one or more environmental information numerical value exceed default threshold value, it is by the location determination obtained by the first formula
The position of dangerous matter sources, and dangerous matter sources judging result is used as, first formula is：
Wherein, L is the possible position of dangerous matter sources, and i is to detect that environmental information numerical value exceedes the sensor of default threshold value；
PiDuring to occur dangerous matter sources at L, probability that i-th of sensor should detect, for same class sensor, different detections
Region, its probable value are different；J is to detect that environmental information numerical value is no more than the sensor of default threshold value；PjTo occur at L
During dangerous matter sources, probability that j-th of sensor should detect, for same class sensor, different detection zones, its probable value
It is different；PwiAnd PeiThe probability of the normal work of respectively i-th sensor and the probability of false；PwjAnd PejRespectively j-th biography
The probability of the normal work of sensor and the probability of missing inspection.
Preferably,
The data process subsystem, is additionally operable to analyze the crowd evacuation time in real time, is preset when the evacuation time exceedes
Evacuation when prescribe a time limit, data process subsystem sends warning information to user terminal；
The analysis crowd evacuation time, is to be obtained according to evacuation formula or emulation；
People's said conditions in the evacuation formula or emulation, including number and outer number of standing in station；
Number in the station, to be obtained by the access control system at each station and the position of train；
Number outside the station, for by being analyzed to obtain to the photographed data of camera.
Preferably,
The data process subsystem, is additionally operable in the crowd of evacuation, sends crowd's dispersal plan to client, the people
Group's dispersal plan includes commander direction of the position of crowd evacuation commander's point with each commander's point to the stream of people；
The crowd evacuation scheme is optimizes to obtain according to the quantity and position of current crowd to the time of evacuation, institute
The constraints for stating optimization is the quantity of crowd evacuation commander point, and the quantity of the current crowd and position are by camera
Photographed data analyzed to obtain.
Some beneficial effects of the present invention can include：
A kind of subway underground operation space safety monitoring provided by the invention and early warning system, can solve the operation of subway underground
The monitoring real time implementation of space emphasis security factor and security risk management and control heavy workload, treatment of details are not comprehensive enough and timely
Problem, so as to lift a wide range of of management of safe operation in Subway Underground Space, all standing, the comprehensive coverage energy of full information
Power.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages can be by the explanations write
Specifically noted structure is realized and obtained in book, claims and attached drawing.
Below by drawings and examples, technical scheme is described in further detail.
Brief description of the drawings
Attached drawing is used for providing a further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
Apply example to be used to explain the present invention together, be not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is that space safety monitoring and the schematic diagram of early warning system are runed in a kind of subway underground in the embodiment of the present invention.
Embodiment
The preferred embodiment of the present invention is illustrated below in conjunction with attached drawing, it will be appreciated that described herein preferred real
Apply example to be merely to illustrate and explain the present invention, be not intended to limit the present invention.
Fig. 1 is that space safety monitoring and the schematic diagram of early warning system are runed in a kind of subway underground in the embodiment of the present invention.Such as
Shown in Fig. 1, a kind of subway underground operation space safety monitoring provided by the invention and early warning system, including：
Sensor subsystem, data transmission sub-system, server and user terminal, wherein, server is equipped with database subsystem
System, data process subsystem, application subsystem；
The sensor subsystem is used to perceive environmental information, including camera, smoke sensor device, toxic gas
One or more in sensor, PM2.5 detectors；
The data transmission sub-system is used between sensor subsystem and server, and between user terminal and server
Data transfer；
The database subsystem is used to storing the subway underground operation environmental information in space, warning information and default
Judge that information, including environmental monitoring and warning data storehouse, fire-fighting monitoring and warning data, monitor video database, GIS trains are moved
One or more in state operation database, risk source data storehouse and emergency response database；
The data process subsystem is used to analyze and process the data in database subsystem, including data are located in advance
Manage unit, data analysis unit and data statistics unit；
The application subsystem is used to select corresponding environmental information and default judgement to believe according to different applying units
Breath is sent to data process subsystem, and carries out data analysis and processing by data process subsystem, and by the data knot of analysis
Fruit returns to corresponding applying unit；Including environmental warning unit, fire fire-fighting prewarning unit, safety monitoring and linkage management list
Member, intelligent video analysis and alarm unit, risk source information management unit, equipment and information data acquisition management unit, GIS believe
Cease the one or more and data visualization displaying administrative unit in administrative unit；The data result of the analysis includes early warning
Rank；
The user terminal be used for choose, use application, show application content；Including computer end, mobile phone end and tablet
One or more in computer end；The application content includes early warning information；
Sensor subsystem makes the data of acquisition by data transmission sub-system write into Databasce subsystem, administrative staff
It is connected to user terminal by data transmission sub-system after server and chooses institute's application to be used, application subsystem is according to management
The corresponding environmental information applied in selection database subsystem of personnel's selection and default judgement information are simultaneously sent it to
Data process subsystem, and data analysis and processing are carried out by data process subsystem, and the data result of analysis is returned to
Corresponding applying unit, passes through user by visualizing administrative unit by corresponding applying unit by the data result of analysis
End visualizes administrative staff.
Due to carrying the information datas such as huge monitoring, early warning in system, and data mode is various, including data drawing list,
The various modes such as figure, video image, voice transfer, therefore in the security, speed in data transfer aspect and network transmission ring
Technical guarantee is needed on border, in order to realize various QoS (service quality), in a preferred embodiment of the invention, institute
Data transmission sub-system is stated, using asynchronous transmission technology, in the data of transmission, data transmission sub-system cuts into digital date
Transmitted using optical fiber or DS1/DS3 after the package of multiple regular lengths, reconfigured again after reaching transfer destination.
Sensor subsystem breaks down in order to prevent, it is difficult to is monitored and early warning in time, in the reality of the present invention
Apply in example, the reliability of sensor subsystem monitored in real time,
The sensor subsystem, is additionally operable to when increasing sensor, in real time by increased sensor information send
To data process subsystem, the information of the sensor includes purposes, the reliability using position and sensor of sensor；
The data process subsystem, is additionally operable to analyze the reliability of the sensor subsystem, the reliability in real time
Represented with the normal function rate of sensor subsystem, the normal function rate of the sensor subsystem is by normal function rate by system
Normal function rate calculation formula obtains, and the system normal function rate calculation formula is：
Wherein,
Wherein, S (t) is the system normal function rate of sensor subsystem, and m is measured information in sensor subsystem
The quantity of species, to be the normal function rate of sensor for the quantity for the independent sensor for measuring the species, Q (t), t is n
The usage time of sensor, μ (t) are the fault recovery rate of sensor, and λ (t) is the failure rate of sensor；
When the normal function rate of sensor subsystem is less than default warning value, data process subsystem is to database subsystem
System writes warning information, and sends warning information to user terminal.
In order to provide unified Space environment monitor and control workbench, realize to subway Underground Space Environment quality pack
Include toxic and harmful gas, PM2.5, CO2 concentration, air humidity etc. monitoring and major hazard source, hidden danger rank, monitoring will
Point, the management for influencing the information such as grade, support reporting, examine, assess, classify, analyze and handling for space quality monitoring information
Function.In a preferred embodiment of the invention,
The sensor subsystem includes poisonous harmful gas sensor, PM2.5 sensors, CO2 concentration sensor, air
Humidity sensor, air temperature sensor, noise intensity sensor, temperature sensing optical fiber；
The environmental warning unit,
Its corresponding environmental information includes：Toxic and harmful gas information, PM2.5 information, CO2 concentration informations, air humidity
Locus, model, maintenance conditions and the operation letter of information, air themperature information, noise intensity information, ventilation and air-conditioning equipment
Breath；
Its corresponding default judgement information includes：Dangerous matter sources judge that information, hidden danger rank judge that information, monitoring point judge
Information, influence grade judge that information, early warning judge information.
So it is not only to realize environmental quality and dangerous matter sources monitoring, environmental quality forewarning management, ventilation and air-conditioning equipment fortune
Basic data processing is completed in row monitoring and the realization of control management, energy consumption and energy-saving analysis management etc., moreover it is possible to simplify process flow,
Make the realization more fast and flexible of corresponding management function.Early warning not only can be sent in time to the situation more than preset standard to lead to
Know, moreover it is possible to reach the basic management of the control management to environmental quality using ventilation, air-conditioning equipment, while also using big data
Analyze and the dosage of these control device energy consumptions is managed, wasted so as to fulfill reduction, the purpose of reasonable energy.
In order to realize the daily state of monitoring fire-fighting equipment in real time, fire-fighting day-to-day supervision.When there are abnormal conditions, system
Abnormal point position can be obtained automatically, and is alarmed and is notified in time, and can be coordinated with linkage function, realize public broadcasting function mould
Coordinated signals between block.In a preferred embodiment of the invention,
The sensor subsystem includes smoke sensor device, air temperature sensor, acousto-optic sensor；
The fire fire-fighting prewarning unit,
Its corresponding environmental information includes：Smog information, air themperature information, acoustic and light information, fire protection warning equipment alarm
Information, the locus of broadcaster, model, maintenance conditions and operation information, fire-fighting host and water system facility locus,
Model, maintenance conditions and operation information, including the pressure of water system facility, liquid level information；
Its corresponding default judgement information includes：Dangerous matter sources judge that information, hidden danger rank judge that information, monitoring point judge
Information, influence grade judge that information, early warning judge information.
It is convenient according to the characteristics of practical business flow in order to provide abundant prediction scheme and flow management function, formulate various
Automatically, automanual intelligent interlink pattern.In a preferred embodiment of the invention,
The sensor subsystem includes camera；
The safety monitoring and linkage management unit,
Its corresponding environmental information includes：The operation information and peace of electronic map information, equipment flowsheet linkage management equipment
Locus, model, maintenance conditions and the operation information of anti-equipment；The security device includes vibrations fiber optic cable plant, infrared right
Penetrate warning device, camera, entrance guard management equipment, state of elevator monitoring and control management equipment, broadcast and remote speech management
Equipment；
Its corresponding default judgement information includes：Invasion judges that information, invasion point judge that information, invasion grade judge letter
Breath, early warning judge information.
In order to realize subway underground is runed space acquisition to all data be managed and inquire about, transfer real-time
And displaying, realize and subway circulation safety-related data all to the monitoring data in metro operation, basic information data etc.
Docked and integrated management.Especially to environmental warning, fire fire-fighting early warning, safety monitoring and linkage management, intelligent video
Analyze real-time with the unification of the data such as alarm, risk source information management, equipment and information data acquisition management, GIS information managements
Transfer, file, screening, analyzing, exporting and the realization of early warning etc..In a preferred embodiment of the invention,
The application subsystem includes environmental warning unit, fire fire-fighting prewarning unit, safety monitoring and linkage management list
Member, intelligent video analysis and alarm unit, risk source information management unit, equipment and information data acquisition management unit, GIS believe
Cease administrative unit and data visualization displaying administrative unit；
The data visualization shows administrative unit, for carrying out real-time visual exhibition to the data in database subsystem
Show, and to environmental warning unit, fire fire-fighting prewarning unit, safety monitoring and linkage management unit, intelligent video analysis with
Number in alarm unit, risk source information management unit, equipment and information data acquisition management unit, GIS information management units
According to progress real-time visual displaying；The visual presentation includes：Data and information visuallization are rendered and shown, to data
It is shown with information in the form of the icon of multidimensional, curve situation map, the visualization that the superposition, data to data drawing list are deduced
Displaying.
Since sensor occurs the possibility of failure, and even if under normal operation, it is also possible to have false or missing inspection
Possibility, in order to more accurately judge the position of dangerous matter sources, it is necessary to consider the probability, therefore, the present invention one it is excellent
Select in embodiment,
The application subsystem selects environmental information corresponding with fire fire-fighting prewarning unit and default judgement information hair
Data process subsystem is given, corresponding environmental information includes smog information, air themperature information, acoustic and light information, fire-fighting
Warning device warning message, the default judgement information judge information including dangerous matter sources；
Data process subsystem carries out data analysis according to corresponding environmental information and the default judgement information
Judging result is obtained with processing, the judging result includes dangerous matter sources judging result；
The dangerous matter sources judging result is obtained by following methods：
Subway underground operation space according to detection difficulty and is fled from the difference of difficulty and is divided into different detection zones, it is described not
Include walking area, outskirt of standing in running enclosed area, the area that waits, standing with region；
The different environmental information includes environmental information numerical value, detection zone, the detection probability of sensor and biography
Probability, the probability of false and the probability of missing inspection of sensor normal work, the different environmental information include smog information, air
Temperature information, acoustic and light information, fire protection warning equipment alarm information；
When one or more environmental information numerical value exceed default threshold value, it is by the location determination obtained by the first formula
The position of dangerous matter sources, and dangerous matter sources judging result is used as, first formula is：
Wherein, L is the possible position of dangerous matter sources, and i is to detect that environmental information numerical value exceedes the sensor of default threshold value；
PiDuring to occur dangerous matter sources at L, probability that i-th of sensor should detect, for same class sensor, different detections
Region, its probable value are different；J is to detect that environmental information numerical value is no more than the sensor of default threshold value；PjTo occur at L
During dangerous matter sources, probability that j-th of sensor should detect, for same class sensor, different detection zones, its probable value
It is different；PwiAnd PeiThe probability of the normal work of respectively i-th sensor and the probability of false；PwjAnd PejRespectively j-th biography
The probability of the normal work of sensor and the probability of missing inspection.
Since sensor occurs the possibility of failure, and even if under normal operation, it is also possible to have false or missing inspection
Possibility, judge to more accurately make early warning, it is necessary to consider the probability, therefore, at one of the present invention further
In preferred embodiment, different detection zones are set using different early warning, including：
For different warning information, the probability worked normally according to instrument and equipment, obtains the standard of different types of early warning
True rate；
The loss caused by according to being lost caused by empty early warning and leaking early warning of different detection zones sets different early warning weights；
The standard value for using the regions of different early warning weights different early warning accuracys rate to be divided as warning grade.
In order to when causing danger, crowd evacuation can be carried out in time, it is necessary to the moment monitoring crowd evacuation time so that
Some regions increase crowd evacuation speed is targetedly opened, in one embodiment of the invention,
The data process subsystem, is additionally operable to analyze the crowd evacuation time in real time, is preset when the evacuation time exceedes
Evacuation when prescribe a time limit, data process subsystem sends warning information to user terminal；
The analysis crowd evacuation time, is to be obtained according to evacuation formula or emulation；
People's said conditions in the evacuation formula or emulation, including number and outer number of standing in station；
Number in the station, to be obtained by the access control system at each station and the position of train；
Number outside the station, for by being analyzed to obtain to the photographed data of camera.
In order to which when causing danger, crowd evacuation can be carried out in time, it is necessary to optimize commander's point and the commander of evacuation crowd
Information, in one embodiment of the invention,
The data process subsystem, is additionally operable in the crowd of evacuation, sends crowd's dispersal plan to client, the people
Group's dispersal plan includes commander direction of the position of crowd evacuation commander's point with each commander's point to the stream of people；
The crowd evacuation scheme is optimizes to obtain according to the quantity and position of current crowd to the time of evacuation, institute
The constraints for stating optimization is the quantity of crowd evacuation commander point, and the quantity of the current crowd and position are by camera
Photographed data analyzed to obtain.
A kind of subway underground operation space safety monitoring provided by the invention and early warning system, can solve the operation of subway underground
The monitoring real time implementation of space emphasis security factor and security risk management and control heavy workload, treatment of details are not comprehensive enough and timely
Problem, so as to lift a wide range of of management of safe operation in Subway Underground Space, all standing, the comprehensive coverage energy of full information
Power.
It should be understood by those skilled in the art that, the embodiment of the present invention can be provided as method, system or computer program
Product.Therefore, the present invention can use the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Apply the form of example.Moreover, the present invention can use the computer for wherein including computer usable program code in one or more
The shape for the computer program product that usable storage medium is implemented on (including but not limited to magnetic disk storage and optical memory etc.)
Formula.
The present invention be with reference to according to the method for the embodiment of the present invention, the flow of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that it can be realized by computer program instructions each in flowchart and/or the block diagram
The combination of flow and/or square frame in flow and/or square frame and flowchart and/or the block diagram.These computers can be provided
Processor of the programmed instruction to all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices
To produce a machine so that the instruction performed by computer or the processor of other programmable data processing devices produces use
In the dress for realizing the function of being specified in one flow of flow chart or multiple flows and/or one square frame of block diagram or multiple square frames
Put.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, thus in computer or
The instruction performed on other programmable devices is provided and is used for realization in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a square frame or multiple square frames.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and scope.In this way, if these modifications and changes of the present invention belongs to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these modification and variations.
Claims (10)
1. a kind of subway underground operation space safety monitoring and early warning system, it is characterised in that including：
Sensor subsystem, data transmission sub-system, server and user terminal, wherein, server is equipped with database subsystem,
Data process subsystem, application subsystem；
The sensor subsystem is used to perceive environmental information, including camera, smoke sensor device, toxic gas sensing
One or more in device, PM2.5 detectors；
The data transmission sub-system is used between sensor subsystem and server, and the number between user terminal and server
According to transmission；
The database subsystem is used for environmental information, warning information and the default judgement for storing subway underground operation space
Information, including environmental monitoring and warning data storehouse, fire-fighting monitoring and warning data, monitor video database, GIS Train Dynamics fortune
One or more in row database, risk source data storehouse and emergency response database；
The data process subsystem is used to analyze and process the data in database subsystem, including data prediction list
Member, data analysis unit and data statistics unit；
The application subsystem is used to select corresponding environmental information and default judgement information hair according to different applying units
Data process subsystem is given, and data analysis and processing are carried out by data process subsystem, and the data result of analysis is returned
Back to corresponding applying unit；Including environmental warning unit, fire fire-fighting prewarning unit, safety monitoring and linkage management unit,
Intelligent video analysis and alarm unit, risk source information management unit, equipment and information data acquisition management unit, GIS information
One or more and data visualization displaying administrative unit in administrative unit；The data result of the analysis includes early warning level
Not；
The user terminal be used for choose, use application, show application content；Including computer end, mobile phone end and tablet computer
One or more in end；The application content includes early warning information；
The data of acquisition are used use by sensor subsystem by data transmission sub-system write into Databasce subsystem, administrative staff
Family end is connected to after server by data transmission sub-system and chooses institute's application to be used, and application subsystem is according to administrative staff
The corresponding environmental information applied in selection database subsystem of selection and default judgement information simultaneously send it to data
Processing subsystem, and data analysis and processing are carried out by data process subsystem, and the data result of analysis is returned to accordingly
Applying unit, the data result of analysis is passed through into user terminal pair by visualizing administrative unit by corresponding applying unit
Administrative staff are visualized.
2. the system as claimed in claim 1, it is characterised in that the data transmission sub-system, using asynchronous transmission technology,
During transmission data, data transmission sub-system utilizes optical fiber or DS1/ after digital date to be cut into the package of multiple regular lengths
DS3 is transmitted, and is reconfigured again after reaching transfer destination.
3. the system as claimed in claim 1, it is characterised in that
The sensor subsystem, is additionally operable to when increasing sensor, in real time by the information of increased sensor be sent to number
According to processing subsystem, the information of the sensor includes purposes, the reliability using position and sensor of sensor；
The data process subsystem, is additionally operable to analyze the reliability of the sensor subsystem in real time, and the reliability is to pass
The normal function rate of sensor subsystem represents that the normal function rate of the sensor subsystem is normal by system by normal function rate
Utilization rate calculation formula obtains, and the system normal function rate calculation formula is：
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Wherein, S (t) is the system normal function rate of sensor subsystem, and m is the species of measured information in sensor subsystem
Quantity, n is for the quantity for the independent sensor for measuring the species, and Q (t) is the normal function rate of sensor, and t is sensing
The usage time of device, μ (t) are the fault recovery rate of sensor, and λ (t) is the failure rate of sensor；
When the normal function rate of sensor subsystem is less than default warning value, data process subsystem is to database subsystem
Warning information is write, and warning information is sent to user terminal.
4. the system as claimed in claim 1, it is characterised in that
The sensor subsystem includes poisonous harmful gas sensor, PM2.5 sensors, CO2 concentration sensor, air humidity
Sensor, air temperature sensor, noise intensity sensor, temperature sensing optical fiber；
The environmental warning unit,
Its corresponding environmental information includes：Toxic and harmful gas information, PM2.5 information, CO2 concentration informations, air humidity information,
Locus, model, maintenance conditions and the operation information of air themperature information, noise intensity information, ventilation and air-conditioning equipment；
Its corresponding default judgement information includes：Dangerous matter sources judge that information, hidden danger rank judge that information, monitoring point judge letter
Breath, influence grade judge that information, early warning judge information.
5. the system as claimed in claim 1, it is characterised in that
The sensor subsystem includes smoke sensor device, air temperature sensor, acousto-optic sensor；
The fire fire-fighting prewarning unit,
Its corresponding environmental information includes：Smog information, air themperature information, acoustic and light information, fire protection warning equipment alarm information,
Locus, model, maintenance conditions and the operation information of broadcaster, the locus of fire-fighting host and water system facility, model,
Maintenance conditions and operation information, including the pressure of water system facility, liquid level information；
Its corresponding default judgement information includes：Dangerous matter sources judge that information, hidden danger rank judge that information, monitoring point judge letter
Breath, influence grade judge that information, early warning judge information.
6. the system as claimed in claim 1, it is characterised in that
The sensor subsystem includes camera；
The safety monitoring and linkage management unit,
Its corresponding environmental information includes：Electronic map information, the operation information of equipment flowsheet linkage management equipment and security protection are set
Standby locus, model, maintenance conditions and operation information；The security device includes vibrations fiber optic cable plant, infrared emission report
Alert equipment, camera, entrance guard management equipment, state of elevator monitoring and control management equipment, broadcast and remote speech management equipment；
Its corresponding default judgement information includes：Invasion judge information, invasion point judge information, invade grade judge information,
Early warning judges information.
7. the system as claimed in claim 1, it is characterised in that
The application subsystem includes environmental warning unit, fire fire-fighting prewarning unit, safety monitoring and linkage management unit, intelligence
Can video analysis and alarm unit, risk source information management unit, equipment and information data acquisition management unit, GIS message tubes
Manage unit and data visualization displaying administrative unit；
The data visualization shows administrative unit, for carrying out real-time visual displaying to the data in database subsystem,
And to environmental warning unit, fire fire-fighting prewarning unit, safety monitoring and linkage management unit, intelligent video analysis and alarm
Data in unit, risk source information management unit, equipment and information data acquisition management unit, GIS information management units into
Row real-time visual is shown；The visual presentation includes：Data and information visuallization are rendered and shown, to data and letter
Breath is shown in the form of the icon of multidimensional, curve situation map, the visualization exhibition that the superposition, data to data drawing list are deduced
Show.
8. system as claimed in claim 5, it is characterised in that
The application subsystem selects environmental information corresponding with fire fire-fighting prewarning unit and default judgement information to be sent to
Data process subsystem, corresponding environmental information include smog information, air themperature information, acoustic and light information, fire protection warning
Equipment alarm information, the default judgement information judge information including dangerous matter sources；
Data process subsystem carries out data analysis and place according to corresponding environmental information and the default judgement information
Reason obtains judging result, and the judging result includes dangerous matter sources judging result；
The dangerous matter sources judging result is obtained by following methods：
Subway underground operation space is divided into different detection zones, the not same district according to detection difficulty with the difference for fleeing from difficulty
Domain includes walking area, outskirt of standing in running enclosed area, the area that waits, standing；
The different environmental information includes environmental information numerical value, detection zone, the detection probability of sensor and sensor
Probability, the probability of false and the probability of missing inspection of normal work, the different environmental information include smog information, air themperature
Information, acoustic and light information, fire protection warning equipment alarm information；
It is danger by the location determination obtained by the first formula when one or more environmental information numerical value exceed default threshold value
The position in source, and dangerous matter sources judging result is used as, first formula is：
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Wherein, L is the possible position of dangerous matter sources, and i is to detect that environmental information numerical value exceedes the sensor of default threshold value；PiFor
When occurring dangerous matter sources at L, probability that i-th of sensor should detect, for same class sensor, different detection zones
Domain, its probable value are different；J is to detect that environmental information numerical value is no more than the sensor of default threshold value；PjTo endanger at L
During dangerous source, probability that j-th of sensor should detect, for same class sensor, different detection zones, its probable value is not
Together；PwiAnd PeiThe probability of the normal work of respectively i-th sensor and the probability of false；PwjAnd PejRespectively j-th sensing
The probability of the normal work of device and the probability of missing inspection.
9. the system as claimed in claim 1, it is characterised in that it is characterized in that,
The data process subsystem, is additionally operable to analyze the crowd evacuation time in real time, when the evacuation time exceedes default dredge
Prescribe a time limit when scattered, data process subsystem sends warning information to user terminal；
The analysis crowd evacuation time, is to be obtained according to evacuation formula or emulation；
People's said conditions in the evacuation formula or emulation, including number and outer number of standing in station；
Number in the station, to be obtained by the access control system at each station and the position of train.
Number outside the station, for by being analyzed to obtain to the photographed data of camera.
10. the system as claimed in claim 1, it is characterised in that
The data process subsystem, is additionally operable in the crowd of evacuation, and transmission crowd's dispersal plan to client, the crowd is dredged
Dissipating scheme includes commander direction of the position of crowd evacuation commander's point with each commander's point to the stream of people；
The crowd evacuation scheme is described excellent to optimize to obtain to the time of evacuation according to the quantity and position of current crowd
The constraints of change is the quantity of crowd evacuation commander's point, and the quantity of the current crowd and position are to pass through the bat to camera
Data are taken the photograph to be analyzed to obtain.
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| CN113674127A (en) * | 2021-08-25 | 2021-11-19 | 深圳市盛泰博康智能技术有限公司 | Emergency mobile monitoring command platform based on Internet of things |
| CN113674127B (en) * | 2021-08-25 | 2023-04-28 | 深圳市盛泰博康智能技术有限公司 | Emergent mobile monitoring command platform based on thing networking |
| CN114613128A (en) * | 2022-02-11 | 2022-06-10 | 河南中医药大学 | Subway epidemic prevention monitoring management system based on data analysis |
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