Summary of the invention
In order to solve the above problem, the present invention provides a kind of monitoring of subway underground operation space safety and early warning system, mainly
For subway underground operation space, such as underground station, channel etc., collection space environment, fire-fighting and security device state, transport are set
It applies, the key elements such as passenger flow personnel, realizes that real-time monitoring, analysis and early warning, investigation are administered, emergency response is in the intelligent pipe of one
Control platform, electronization, the various operation details of intelligent, round-the-clock monitoring and frastructure state, 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, comprising:
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 of sensor, PM2.5 detector are a variety of;
The data transmission sub-system is used between sensor subsystem and server and between user terminal and server
Data transmission;
The database subsystem is used to store the subway underground operation environmental information in space, warning information and preset
Judge information, including environmental monitoring and warning data storehouse, fire-fighting monitoring and warning data, monitor video database, GIS train are dynamic
One of state operation data library, risk source data library and emergency response database are a variety of;
The data process subsystem is used to be analyzed and processed 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 preset 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
It ceases one of administrative unit or a variety of and data visualization shows administrative unit;The data result of the analysis includes early warning
Rank;
The user terminal is used to choose, uses application, shows application content;Including computer end, mobile phone end and plate
One of computer end is a variety of;The application content includes early warning information;
Database subsystem is written by data transmission sub-system in the data that sensor subsystem will acquire, and administrative staff make
It is connected to after server with user terminal by data transmission sub-system and chooses institute's application to be used, application subsystem is according to management
The corresponding environmental information of personnel's selection applied in selection database subsystem and preset 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
The data result of analysis is passed through user by visualizing administrative unit by corresponding applying unit by corresponding applying unit
End visualizes administrative staff.
Preferably, the data transmission sub-system uses asynchronous transmission technology, in the data of transmission, data transmission system
System utilizes optical fiber or DS1/DS3 to transmit after digital date to be cut into the package of multiple regular lengths, after reaching transfer destination
It reconfigures again.
Preferably,
The sensor subsystem is also used to when increasing sensor, in real time by increased sensor information send
To data process subsystem, the information of the sensor includes the purposes of sensor, using the reliability of position and sensor;
The data process subsystem is also used to analyze the reliability of the sensor subsystem, the reliability in real time
It is indicated 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, the system normal function rate calculation formula are as follows:
Wherein,
Wherein, S (t) is the system normal function rate of sensor subsystem, and m is measured information in sensor subsystem
The quantity of type, n are the quantity for measuring the independent sensor of the type, and Q (t) is the normal function rate of sensor, and t is
Sensor uses the time, and μ (t) is 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 preset warning value, data process subsystem is to database subsystem
Warning information is written in system, and sends warning information to user terminal.
Preferably,
The sensor subsystem includes toxic harmful gas sensor, PM2.5 sensor, 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 information, air humidity
Spatial position, model, maintenance conditions and the operation letter of information, air themperature information, noise intensity information, ventilation and air-conditioning equipment
Breath;
Its corresponding preset judgement information includes: that danger source judges that information, hidden danger rank judge information, monitoring point judgement
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 spatial position of broadcaster, model, maintenance conditions and operation information, fire-fighting host and water system facility spatial position,
Model, maintenance conditions and operation information, pressure, liquid level information including water system facility;
Its corresponding preset judgement information includes: that danger source judges that information, hidden danger rank judge information, monitoring point judgement
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
Spatial position, model, maintenance conditions and the operation information of anti-equipment;The security device includes vibration 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 preset judgement information includes: that invasion judges that information, invasion point judge information, invasion grade judgement 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
It ceases administrative unit and data visualization shows 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 unit
According to progress real-time visual displaying;The visual presentation includes: to data and information visuallization rendering and to show, to data
It is shown in the form of the icon of multidimensional, curve situation map with information, the visualization that the superposition of data drawing list, data are deduced
It shows.
Preferably,
The application subsystem selects environmental information corresponding with fire fire-fighting prewarning unit and preset 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 preset judgement information includes that danger source judges information;
Data process subsystem carries out data analysis according to corresponding environmental information and the preset judgement information
Judging result is obtained with processing, the judging result includes danger source judging result;
The danger source 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 that sensor works normally, the different environmental information includes smog information, air
Temperature information, acoustic and light information, fire protection warning equipment alarm information;
When one or more environmental information numerical value are more than preset threshold value, the position obtained by the first formula is determined as
The position of danger source, and as danger source judging result, first formula are as follows:
Wherein, L is the possible position of danger source, and i is to detect that environmental information numerical value is more than the sensor of preset threshold value;
PiWhen to occur danger source at L, the probability that i-th of sensor should detect, for same class sensor, different detections
Region, probability value are different;J is to detect that environmental information numerical value is no more than the sensor of preset threshold value;PjTo occur at L
When danger source, the probability that j-th of sensor should detect, for same class sensor, different detection zones, probability 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 also used to analyze the crowd evacuation time in real time, when the evacuation time is more than default
Evacuation when prescribe a time limit, data process subsystem to user terminal issue warning information;
The analysis crowd evacuation time, to be obtained according to evacuation formula or emulation;
Number condition in the evacuation formula or emulation, including stand interior number and outer number of standing;
Number in the station, to be obtained by the access control system at each station and the position of train;
Number outside the station, to be analyzed to obtain by the photographed data to camera.
Preferably,
The data process subsystem is also used in the crowd of evacuation, sends crowd's dispersal plan to client, the people
Position that group's dispersal plan includes crowd evacuation commander's point and each commander's point are to the commander direction of the stream of people;
The crowd evacuation scheme is to optimize to obtain to the time of evacuation according to the quantity and position of current crowd, institute
The constraint condition for stating optimization is the quantity of crowd evacuation commander's point, and the quantity of the current crowd and position are by camera
Photographed data analyzed to obtain.
Some beneficial effects of the invention may 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 manage heavy workload, and treatment of details is not comprehensive enough and timely
Problem, thus promoted a wide range of of management of safe operation in Subway Underground Space, all standing, full information comprehensive coverage energy
Power.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by written explanation
Specifically noted structure is achieved and obtained in book, claims and attached drawing.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Fig. 1 is a kind of schematic diagram of the operation of subway underground space safety monitoring and early warning system 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, comprising:
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 of sensor, PM2.5 detector are a variety of;
The data transmission sub-system is used between sensor subsystem and server and between user terminal and server
Data transmission;
The database subsystem is used to store the subway underground operation environmental information in space, warning information and preset
Judge information, including environmental monitoring and warning data storehouse, fire-fighting monitoring and warning data, monitor video database, GIS train are dynamic
One of state operation data library, risk source data library and emergency response database are a variety of;
The data process subsystem is used to be analyzed and processed 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 preset 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
It ceases one of administrative unit or a variety of and data visualization shows administrative unit;The data result of the analysis includes early warning
Rank;
The user terminal is used to choose, uses application, shows application content;Including computer end, mobile phone end and plate
One of computer end is a variety of;The application content includes early warning information;
Database subsystem is written by data transmission sub-system in the data that sensor subsystem will acquire, and administrative staff make
It is connected to after server with user terminal by data transmission sub-system and chooses institute's application to be used, application subsystem is according to management
The corresponding environmental information of personnel's selection applied in selection database subsystem and preset 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
The data result of analysis is passed through user by visualizing administrative unit by corresponding applying unit by corresponding applying unit
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 safety in data transfer layer face, rate 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, digital date is cut by data transmission sub-system
It utilizes optical fiber or DS1/DS3 to transmit after the package of multiple regular lengths, is reconfigured again after reaching transfer destination.
Sensor subsystem breaks down in order to prevent, it is difficult to be monitored and early warning in time, in a reality of the invention
It applies in example, the reliability of sensor subsystem is monitored in real time,
The sensor subsystem is also used to when increasing sensor, in real time by increased sensor information send
To data process subsystem, the information of the sensor includes the purposes of sensor, using the reliability of position and sensor;
The data process subsystem is also used to analyze the reliability of the sensor subsystem, the reliability in real time
It is indicated 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, the system normal function rate calculation formula are as follows:
Wherein,
Wherein, S (t) is the system normal function rate of sensor subsystem, and m is measured information in sensor subsystem
The quantity of type, n are the quantity for measuring the independent sensor of the type, and Q (t) is the normal function rate of sensor, and t is
Sensor uses the time, and μ (t) is 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 preset warning value, data process subsystem is to database subsystem
Warning information is written in system, 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 want
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 toxic harmful gas sensor, PM2.5 sensor, 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 information, air humidity
Spatial position, model, maintenance conditions and the operation letter of information, air themperature information, noise intensity information, ventilation and air-conditioning equipment
Breath;
Its corresponding preset judgement information includes: that danger source judges that information, hidden danger rank judge information, monitoring point judgement
Information, influence grade judge that information, early warning judge information.
It is not so only to realize environmental quality and danger source 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.It not only can be logical to early warning is issued the case where being more than preset standard in time
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
It analyzes and the dosage of these control equipment energy consumptions is managed, to realize the purpose for reducing waste, reasonable energy.
In order to realize the daily state of real-time monitoring fire-fighting equipment, fire-fighting day-to-day supervision.When an abnormal situation occurs, system
Abnormal point can be obtained automatically, and is alarmed and is notified in time, and can be cooperated with linkage function, realize public broadcasting function mould
Linkage control 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 spatial position of broadcaster, model, maintenance conditions and operation information, fire-fighting host and water system facility spatial position,
Model, maintenance conditions and operation information, pressure, liquid level information including water system facility;
Its corresponding preset judgement information includes: that danger source judges that information, hidden danger rank judge information, monitoring point judgement
Information, influence grade judge that information, early warning judge information.
The characteristics of in order to provide prediction scheme and flow management function abundant, facilitate according to practical business process, formulates various
Automatically, automanual intelligent interlink mode.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
Spatial position, model, maintenance conditions and the operation information of anti-equipment;The security device includes vibration 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 preset judgement information includes: that invasion judges that information, invasion point judge information, invasion grade judgement letter
Breath, early warning judge information.
In order to realize to subway underground run space acquisition to all data be managed and inquire, transfer real-time, quickly
And show, it realizes all to monitoring data, basic information data in metro operation etc. with the safety-related data of subway circulation
Carry out docking and integrated management.Especially to environmental warning, fire fire-fighting early warning, safety monitoring and linkage management, intelligent video
It analyzes real-time with the unification of the data such as alarm, risk source information management, equipment and information data acquisition management, GIS information management
It transfers, 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
It ceases administrative unit and data visualization shows 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 unit
According to progress real-time visual displaying;The visual presentation includes: to data and information visuallization rendering and to show, to data
It is shown in the form of the icon of multidimensional, curve situation map with information, the visualization that the superposition of data drawing list, data are deduced
It shows.
Since sensor occurs the possibility of failure, and even if under normal operation, it is also possible to have false or missing inspection
Possibility need to consider the probability to more accurately judge the position of danger source, it is therefore, excellent in of the invention one
It selects in embodiment,
The application subsystem selects environmental information corresponding with fire fire-fighting prewarning unit and preset 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 preset judgement information includes that danger source judges information;
Data process subsystem carries out data analysis according to corresponding environmental information and the preset judgement information
Judging result is obtained with processing, the judging result includes danger source judging result;
The danger source 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 that sensor works normally, the different environmental information includes smog information, air
Temperature information, acoustic and light information, fire protection warning equipment alarm information;
When one or more environmental information numerical value are more than preset threshold value, the position obtained by the first formula is determined as
The position of danger source, and as danger source judging result, first formula are as follows:
Wherein, L is the possible position of danger source, and i is to detect that environmental information numerical value is more than the sensor of preset threshold value;
PiWhen to occur danger source at L, the probability that i-th of sensor should detect, for same class sensor, different detections
Region, probability value are different;J is to detect that environmental information numerical value is no more than the sensor of preset threshold value;PjTo occur at L
When danger source, the probability that j-th of sensor should detect, for same class sensor, different detection zones, probability 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, in order to more accurately make early warning judgement, need to consider the probability, therefore, of the invention one further
In preferred embodiment, different detection zones are arranged using different early warning, comprising:
The standard of different types of early warning is obtained according to the probability that instrument and equipment works normally for different warning information
True rate;
Different detection zones are according to loss caused by empty early warning and leak the early warning weight that loss setting is different caused by early warning;
The standard value for using different early warning accuracys rate to divide as warning grade in the region of different early warning weights.
In order to carry out crowd evacuation in time, need to monitor the evacuation time of crowd constantly when causing danger, thus
It targetedly opens some regions and increases crowd evacuation speed, in one embodiment of the invention,
The data process subsystem is also used to analyze the crowd evacuation time in real time, when the evacuation time is more than default
Evacuation when prescribe a time limit, data process subsystem to user terminal issue warning information;
The analysis crowd evacuation time, to be obtained according to evacuation formula or emulation;
Number condition in the evacuation formula or emulation, including stand interior number and outer number of standing;
Number in the station, to be obtained by the access control system at each station and the position of train;
Number outside the station, to be analyzed to obtain by the photographed data to camera.
In order to which crowd evacuation can be carried out in time when causing danger, need to optimize commander's point and the commander of evacuation crowd
Information, in one embodiment of the invention,
The data process subsystem is also used in the crowd of evacuation, sends crowd's dispersal plan to client, the people
Position that group's dispersal plan includes crowd evacuation commander's point and each commander's point are to the commander direction of the stream of people;
The crowd evacuation scheme is to optimize to obtain to the time of evacuation according to the quantity and position of current crowd, institute
The constraint condition for stating optimization is the quantity of crowd evacuation commander's 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 manage heavy workload, and treatment of details is not comprehensive enough and timely
Problem, thus promoted a wide range of of management of safe operation in Subway Underground Space, all standing, full information comprehensive coverage energy
Power.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The shape for the computer program product implemented in usable storage medium (including but not limited to magnetic disk storage and optical memory etc.)
Formula.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.