CN107161175A - A kind of monitoring and warning system of railroad train and construction maintenance - Google Patents
A kind of monitoring and warning system of railroad train and construction maintenance Download PDFInfo
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- CN107161175A CN107161175A CN201710379499.5A CN201710379499A CN107161175A CN 107161175 A CN107161175 A CN 107161175A CN 201710379499 A CN201710379499 A CN 201710379499A CN 107161175 A CN107161175 A CN 107161175A
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- 238000010276 construction Methods 0.000 title claims abstract description 55
- 238000012544 monitoring process Methods 0.000 title claims abstract description 44
- 238000012423 maintenance Methods 0.000 title claims abstract description 31
- 230000004224 protection Effects 0.000 claims abstract description 37
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- 238000004891 communication Methods 0.000 claims abstract description 26
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- 230000002045 lasting effect Effects 0.000 claims description 4
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- 238000004364 calculation method Methods 0.000 claims description 3
- 238000007405 data analysis Methods 0.000 claims description 3
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- 238000005516 engineering process Methods 0.000 abstract description 10
- 238000007726 management method Methods 0.000 description 12
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- 230000003137 locomotive effect Effects 0.000 description 6
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning, or like safety means along the route or between vehicles or vehicle trains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning, or like safety means along the route or between vehicles or vehicle trains
- B61L23/06—Control, warning, or like safety means along the route or between vehicles or vehicle trains for warning men working on the route
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The present invention relates to communications and transportation railway signal automatic control system technical field, more particularly, to the monitoring and warning system of a kind of railroad train based on technology of Internet of things and construction maintenance.Be characterized in including being equipped with to upper track construction machinery, protected personnel, attendant, workmen mobile handheld terminal, described handheld terminal is positioned using big-dipper satellite, positional information is transmitted to RGIS (GIS) data server of construction maintenance command centre by handheld terminal by communication server GSM R, and the application server of construction maintenance command centre calls the data of RGIS (GIS) data server to be analyzed；Upper track construction machinery, protected personnel, monitoring personnel handheld terminal are mutually paired, and invalid protective alarming is started beyond effective protection distance, are shown simultaneously with sound and light signal in display terminal in each terminal.Its safety and stability, both ensure that the normal operation of train, can make again our both wired construction safety protection more science, effectively.
Description
Technical field
The present invention relates to communications and transportation railway signal automatic control system technical field, Internet of Things is based on more particularly, to one kind
The railroad train of network technology and the monitoring and warning system of construction maintenance.
Background technology
China railways are related in fields such as train positioning, Along Railway geological disaster and infrastructure monitoring, engineering constructions
The product of satellite navigation application technology is typically dependent on cheap GPS.But the ownership of gps system, control, operation
Power belongs to U.S. Department of Defense, its there are problems that artificial disturbance, at present, the railway system's positive approach and application north
Struggle against satellite navigation system, so that the safety and reliability of the General Promotion railway system.Compared with gps system, dipper system
Advantage is that short message service and navigation are combined, and adds communication function；Autonomous system, high strength encrypting design, it is safe and reliable and
It is stable.But based on Beidou satellite navigation system, the prison of comprehensive technical support and fit solutions is provided for railway systems
Detection early warning system or technological gap.The monitoring and warning system of existing railroad train and construction maintenance with both wired speeds not
Disconnected to improve, rate of traffic flow constantly increases, and equipment state unstability is constantly aggravated, and causes various both wired construction, maintenance activity
Amount increased dramatically, bring therewith be we at present with people control based on construction protection system potential safety hazard become increasingly conspicuous；Both
In wired construction, maintenance process, current security protection system simply provides security protection by security protection personnel, without fine
The means of technology ensure between attendant, workmen, protected personnel, construction equipment and running train in the anti-of safety
Outside shield distance, leader on duty can not accurately, timely obtain attendant, workmen, protected personnel, construction equipment
Positional information, and ensure between them outside safe distance scope.
The content of the invention
The monitoring of railroad train and construction maintenance a kind of is provided it is an object of the invention to avoid the defect of prior art
Early warning system, efficiently solves the problem of prior art is present.
To achieve the above object, the technical scheme taken of the present invention is：A kind of described railroad train and construction maintenance
Monitoring and warning system, is characterized in including being equipped with to upper track construction machinery, protected personnel, attendant, workmen
Mobile handheld terminal, described handheld terminal is positioned using big-dipper satellite, and positional information is passed through the communication server by handheld terminal
GSM-R is transmitted to RGIS (GIS) data server of construction maintenance command centre, construction maintenance command centre
Application server calls the data of RGIS (GIS) data server to be analyzed, and checks same day production plan,
Such as no operatton plan or protection, monitoring personnel are absent from the scene, and start Warning Service device, show that no plan is applied in each monitoring display terminal
Work is alarmed；Indices meet regulation and then show normal construction, lasting monitoring are shown in each terminal, while being sent to train terminal
Information, starts train approach warning；Upper track construction machinery, protected personnel, monitoring personnel handheld terminal are mutually paired, beyond effective
Protection distance starts invalid protective alarming, is shown simultaneously with sound and light signal in display terminal in each terminal.
Described handheld terminal positions train with vehicular map database matching, by with odometer fusion calculation train
Kilometer post, train position information transfer is carried out using cordless communication network between car ground or network, and positional information is transported including train
Row kilometer post, speed, direction, line number, timestamp.
Described Warning Service device is to each train, railcar, protected personnel and attendant's hand in the compass of competency of acquisition
Hold terminal positional information and carry out comprehensive detection and processing, carry out location determination logical calculated, train and maintained equipment, attendant
Calculated with protected personnel handheld terminal dynamic distance, when following the trail of distance less than predetermined safe early warning limit value, pass through channel radio
Communication network sends warning information to railcar, protected personnel and attendant's handheld terminal, and mobile unit is pre- according to what is received
Alert information, provides the prompting of current safe state on safe early warning display device to driver, and auxiliary letter is provided for driver driving
Breath；When attendant and protected personnel distance be more than protection safety set in advance apart from when, attendant and protected personnel hand
Hold terminal and be simultaneously emitted by warning information.
Described database server receives the train operation real time information come from communication server transmission and provides user
Various shared information and track data, handle and exist in database through integrating, and provided accordingly for application services at different levels
Information service；The described communication server be responsible for data message integration and data flow dynamic management, its content include train-
The forwarding of railcar information, train-attendant's handheld terminal information forwarding, train-protected personnel handheld terminal information forwarding；Institute
The application server stated completes the integrated treatment to each item data of input system, includes the state monitoring information of train safety traffic
Acquisition, safe early warning calculate, information inquiry and statistics；Described RGIS (GIS) server storage railway
The geographic information data of network, handles the inquiry request of other servers transmission, carries out spatial geography data analysis；Described is pre-
Alert server travels train and railcar, the spacing of protected personnel handheld terminal by Warning Service device comprehensive descision, less than safety
Position will trigger warning message, and the safe distance of attendant and protected personnel is triggered beyond safe distance set in advance alarms
Information, then by GSM-R passages to be dealt into train-installed alarm, railcar car alarm, protected personnel and attendant hand-held
Terminal alarm, passes through verbal cue three-level early warning order, i.e. prompting, early warning, alarm；Described display terminal is responsible for two dimension
The forms such as view, 3-D view show train operation and alert status, realize visualized management.To Big Dipper precise position data
Train is carried out on the basis of informix processing in way running operation state, track truck position, attendant position, protected personnel
Position, train and railcar are pre- close to early warning, train and protected personnel close to early warning, attendant and protected personnel safe distance
Alert visual presentation, and provide intuitively view displaying for other application service system in leading body at a higher level or train scheduling system
And decision support.
A kind of described railroad train and the monitoring and warning system of construction maintenance, during implementation, train is interior by advance AT STATION
The train route set, operation is shown according to the semaphore of the route is protected；Train is in interval operation, due to track block
It can be made up of between the difference of standard, 2 stations of train operation one or more block sections.And running number can essentially be recognized
Constantly to be transmitted forward with the movement of train, the general principle that running number is followed the trail of is that the same place of synchronization has and only
There is 1 row train running or stopping, key technology is exactly that the situation according to train operation, current time and current location come automatic
Calculate the current train number number for running or stopping.Therefore the running number managed according to CTC system calculates the station track currently taken
It is more accurate, finally according to the running number information calculated, carry out the explanation of many station tracks.After attendant's upper track, to hand-held
Terminal is manually entered current station track numbering, and is sent by GSM-R to Warning Service device, and Warning Service device integrates railway geography letter
Breath system, Beidou satellite navigation system, by computing, check current location information, and by the accurate positional information after check
Send to maintained equipment (such as railcar), protection and attendant's handheld terminal.
Present invention introduces Beidou satellite navigation technology, Big Dipper railroad train satellite fix and auxiliary early warning system are proposed, is led to
Cross BEI-DOU position system and obtain field operation vehicle, the positional information of personnel, and registration of vehicle, the motion track of personnel are monitored
Operation process, prevents the generation of train from overtaking collision accident.The system is that a kind of train for being relatively independent of signal system follows the trail of close
Early warning system, system can be accurately positioned to train in traveling, and enter ranks according to the run location of railway operation train
Car and the early warning of railway maintenance following distance are calculated.When the distance of train and railway maintenance workshop reaches early-warning conditions, driver is pointed out
Driven with caution with attendant, railcar and at present road.Train in the process of running, due to circuit, landform and other feelings
Condition is changed greatly, and different places needs to use different positioning method.Situation is received in railway section Big Dipper satellite signal
In the case of good, positioned using big-dipper satellite.When in tunnel, mountain area, forest and architecture ensemble etc., Big Dipper satellite signal
It can weaken or disappear, at this moment need to use other auxiliary positioning modes.It is both economical it is practical be exactly to use vehicle-wheel speed sensor,
Using train wheel velocity sensor pulse signal, train real time execution speed is calculated.When Big Dipper satellite signal fails, according to
Train speed calculates train operation position.
Realized by application BEI-DOU position system, handheld terminal, railway GIS map to field operation vehicle and personnel
Overall process monitoring position, is aided with the means such as planning management, safety door monitoring, and the whole process monitoring to construction safety and pipe can be achieved
Reason.Operating personnel and the protection of train safe distance, in real time collection and analysis train and operating personnel position, are surveyed according to people truck position
Both distance position kilometer posts are calculated away from algorithm, central server actively issues train approaching protection alarm during not enough safe distance
Remind electric business personnel.Novel intelligent handheld terminal can send construction protection early warning to LBJ, and the train protection for receiving LBJ equipment is pre-
It is alert.The emphasis of current R＆D work is the high accuracy positioning that the on-site personnel based on Beidou satellite navigation system is carried with
Device, need to possess high accuracy, and can recognize track, and be contrasted with the positioner of locomotive, realize when locomotive is close can and
When to related personnel's early warning, strengthen the safety of on-site personnel in the way of machine control redundancy.
Described handheld terminal uses open operation system, supports the allocation function software of independent development, and the integrated Big Dipper is defended
Star positioning unit, GSM-R modules, receive the protection early warning of LBJ equipment trains, and receiving device is safeguarded and job management Surveillance center hair
The Train Approaching early warning sent, construction protection alarm is sent to LBJ, support electronic tag, inspection to take pictures, copy editor,
The functions such as video transmission, satellite fix, GSM-R calls, task management, record management, early warning.The system is based on the Big Dipper
Global position system, with reference to the electronic map of terminal, realizes the real-time control positioning of personnel and equipment positioning, has merged train pre-
Alert function, safer early warning protection is provided for operating personnel.Train positioning should ensure to exceed accreditation in train spacing
Driver is reminded in time during safe range, avoids frequently reminding the interference to the normal driving of driver again；Secondly need by not collinear
Road, not collinear not (up, descending) carry out position identification to running train, are considered according to technical indicators such as circuit spacing and are
To the requirement of train positioning precision in system.Big Dipper railroad train satellite fix is led to auxiliary early warning system by warning center, GSM-R
Communication network, positioning and early warning system car-mounted terminal (abbreviation car-mounted terminal) etc. are constituted.Big Dipper railroad train satellite fix and auxiliary
Early warning system is made up of train satellite positioning subsystem and train safety traffic auxiliary early warning subsystem.Train satellite fix subsystem
System is realized and train operation position is accurately positioned, and is mainly made up of car-mounted terminal, GSM-R communication networks.Car-mounted terminal is real-time
The signal of Big Dipper position location satellite, calculating location information are received, and passes through GSM-R network positional information (including longitude, latitude etc.)
The data processing centre of train safety traffic auxiliary early warning subsystem is sent in real time.
Described train safety traffic auxiliary early warning subsystem is mainly made up of warning center, GSM-R communication networks.Early warning
Center receives the location information for coming from train satellite positioning subsystem, calculates the distance between train, train spacing is supervised in real time
Control.When train spacing reaches early warning distance, then warning information is sent to driver by wireless network, provide auxiliary for driver
Early warning is helped, the generation of train from overtaking collision accident is prevented.
The beneficial effects of the invention are as follows：A kind of described railroad train and the monitoring and warning system of construction maintenance, it is utilized
More ripe technology of Internet of things, introduces Beidou satellite navigation and positioning system, in real time in construction of railways area of maintenance at this stage
Monitoring tracking operating personnel and the running orbit of working truck, its safety and stability both ensure that the normal operation of train, and can make again
Our both wired construction safety protection more science, effectively.
Brief description of the drawings
Fig. 1 is Train Approaching early warning system structural representation of the invention；
Fig. 2 is train and the railcar of the present invention close to the overall composition schematic diagram of early warning system.
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
As illustrated in fig. 1 and 2, the monitoring and warning system of a kind of described railroad train and construction maintenance, is characterized in including
Be equipped with to upper track construction machinery, protected personnel, attendant, workmen mobile handheld terminal, described hand-held end
Positional information is transmitted to construction maintenance command centre by end using big-dipper satellite positioning, handheld terminal by communication server GSM-R
RGIS (GIS) server, the application server of construction maintenance command centre calls railway geography information system
The data of system (GIS) data server are analyzed, and check same day production plan, such as no operatton plan or protection, monitoring personnel
It is absent from the scene, starts Warning Service device, is shown in each monitoring display terminal without plan construction alarm；Indices meet regulation and then shown
Show normal construction, lasting monitoring is shown in each terminal, while sending information to train terminal, start train approach warning；Upper track
Construction machinery, protected personnel, monitoring personnel handheld terminal are mutually paired, and invalid protective alarming is started beyond effective protection distance,
Shown simultaneously with sound and light signal in display terminal in each terminal.
Described handheld terminal positions train with vehicular map database matching, by with odometer fusion calculation train
Kilometer post, train position information transfer is carried out using cordless communication network between car ground or network, and positional information is transported including train
Row kilometer post, speed, direction, line number, timestamp.
Described Warning Service device is to each train, railcar, protected personnel and attendant's hand in the compass of competency of acquisition
Hold terminal positional information and carry out comprehensive detection and processing, carry out location determination logical calculated, train and maintained equipment, attendant
Calculated with protected personnel handheld terminal dynamic distance, when following the trail of distance less than predetermined safe early warning limit value, pass through channel radio
Communication network sends warning information to railcar, protected personnel and attendant's handheld terminal, and mobile unit is pre- according to what is received
Alert information, provides the prompting of current safe state on safe early warning display device to driver, and auxiliary letter is provided for driver driving
Breath；When attendant and protected personnel distance be more than protection safety set in advance apart from when, attendant and protected personnel hand
Hold terminal and be simultaneously emitted by warning information.
Described database server receives the train operation real time information come from communication server transmission and provides user
Various shared information and track data, handle and exist in database through integrating, and provided accordingly for application services at different levels
Information service；The described communication server be responsible for data message integration and data flow dynamic management, its content include train-
The forwarding of railcar information, train-attendant's handheld terminal information forwarding, train-protected personnel handheld terminal information forwarding；Institute
The application server stated completes the integrated treatment to each item data of input system, includes the state monitoring information of train safety traffic
Acquisition, safe early warning calculate, information inquiry and statistics；Described RGIS (GIS) server storage railway
The geographic information data of network, handles the inquiry request of other servers transmission, carries out spatial geography data analysis；Described is pre-
Alert server travels train and railcar, the spacing of protected personnel handheld terminal by Warning Service device comprehensive descision, less than safety
Position will trigger warning message, and the safe distance of attendant and protected personnel is triggered beyond safe distance set in advance alarms
Information, then by GSM-R passages to be dealt into train-installed alarm, railcar car alarm, protected personnel and attendant hand-held
Terminal alarm, passes through verbal cue three-level early warning order, i.e. prompting, early warning, alarm；Described display terminal is responsible for two dimension
The forms such as view, 3-D view show train operation and alert status, realize visualized management.To Big Dipper precise position data
Train is carried out on the basis of informix processing in way running operation state, track truck position, attendant position, protected personnel
Position, train and railcar are pre- close to early warning, train and protected personnel close to early warning, attendant and protected personnel safe distance
Alert visual presentation, and provide intuitively view displaying for other application service system in leading body at a higher level or train scheduling system
And decision support.
A kind of described railroad train and the monitoring and warning system of construction maintenance, during implementation, train is interior by advance AT STATION
The train route set, operation is shown according to the semaphore of the route is protected；Train is in interval operation, due to track block
It can be made up of between the difference of standard, 2 stations of train operation one or more block sections.And running number can essentially be recognized
Constantly to be transmitted forward with the movement of train, the general principle that running number is followed the trail of is that the same place of synchronization has and only
There is 1 row train running or stopping, key technology is exactly that the situation according to train operation, current time and current location come automatic
Calculate the current train number number for running or stopping.Therefore the running number managed according to CTC system calculates the station track currently taken
It is more accurate, finally according to the running number information calculated, carry out the explanation of many station tracks.After attendant's upper track, to hand-held
Terminal is manually entered current station track numbering, and is sent by GSM-R to Warning Service device, and Warning Service device integrates railway geography letter
Breath system, Beidou satellite navigation system, by computing, check current location information, and by the accurate positional information after check
Send to maintained equipment (such as railcar), protection and attendant's handheld terminal.
Present invention introduces Beidou satellite navigation technology, Big Dipper railroad train satellite fix and auxiliary early warning system are proposed, is led to
Cross BEI-DOU position system and obtain field operation vehicle, the positional information of personnel, and registration of vehicle, the motion track of personnel are monitored
Operation process, prevents the generation of train from overtaking collision accident.The system is that a kind of train for being relatively independent of signal system follows the trail of close
Early warning system, system can be accurately positioned to train in traveling, and enter ranks according to the run location of railway operation train
Car and the early warning of railway maintenance following distance are calculated.When the distance of train and railway maintenance workshop reaches early-warning conditions, driver is pointed out
Driven with caution with attendant, railcar and at present road.Train in the process of running, due to circuit, landform and other feelings
Condition is changed greatly, and different places needs to use different positioning method.Situation is received in railway section Big Dipper satellite signal
In the case of good, positioned using big-dipper satellite.When in tunnel, mountain area, forest and architecture ensemble etc., Big Dipper satellite signal
It can weaken or disappear, at this moment need to use other auxiliary positioning modes.It is both economical it is practical be exactly to use vehicle-wheel speed sensor,
Using train wheel velocity sensor pulse signal, train real time execution speed is calculated.When Big Dipper satellite signal fails, according to
Train speed calculates train operation position.
Realized by application BEI-DOU position system, handheld terminal, railway GIS map to field operation vehicle and personnel
Overall process monitoring position, is aided with the means such as planning management, safety door monitoring, and the whole process monitoring to construction safety and pipe can be achieved
Reason.Operating personnel and the protection of train safe distance, in real time collection and analysis train and operating personnel position, are surveyed according to people truck position
Both distance position kilometer posts are calculated away from algorithm, central server actively issues train approaching protection alarm during not enough safe distance
Remind electric business personnel.Novel intelligent handheld terminal can send construction protection early warning to LBJ, and the train protection for receiving LBJ equipment is pre-
It is alert.The emphasis of current R＆D work is the high accuracy positioning that the on-site personnel based on Beidou satellite navigation system is carried with
Device, need to possess high accuracy, and can recognize track, and be contrasted with the positioner of locomotive, realize when locomotive is close can and
When to related personnel's early warning, strengthen the safety of on-site personnel in the way of machine control redundancy.
Described handheld terminal uses open operation system, supports the allocation function software of independent development, and the integrated Big Dipper is defended
Star positioning unit, GSM-R modules, receive the protection early warning of LBJ equipment trains, and receiving device is safeguarded and job management Surveillance center hair
The Train Approaching early warning sent, construction protection alarm is sent to LBJ, support electronic tag, inspection to take pictures, copy editor,
The functions such as video transmission, satellite fix, GSM-R calls, task management, record management, early warning.The system is based on the Big Dipper
Global position system, with reference to the electronic map of terminal, realizes the real-time control positioning of personnel and equipment positioning, has merged train pre-
Alert function, safer early warning protection is provided for operating personnel.
Train positioning should ensure to remind driver in time when train spacing exceedes the safe range of accreditation, avoid again frequently
Interference of numerous prompting to the normal driving of driver；Next needs to enter running train by different circuits, not collinear not (up, descending)
Line position puts identification, and the requirement in system to train positioning precision is considered according to technical indicators such as circuit spacing.Big Dipper railway
Train satellite fix is with auxiliary early warning system by warning center, GSM-R communication networks, positioning and the (letter of early warning system car-mounted terminal
Claim car-mounted terminal) etc. constitute.Big Dipper railroad train satellite fix is with auxiliary early warning system by train satellite positioning subsystem and row
Car safety traffic auxiliary early warning subsystem is constituted.The realization of train satellite positioning subsystem is accurately positioned to train operation position,
Mainly it is made up of car-mounted terminal, GSM-R communication networks.The signal of car-mounted terminal real-time reception Big Dipper position location satellite, calculates position
Information, and train safety traffic auxiliary early warning is sent to by GSM-R network positional information (including longitude, latitude etc.) in real time
The data processing centre of system.
Train safety traffic auxiliary early warning subsystem is mainly made up of warning center, GSM-R communication networks.Warning center connects
The location information for coming from train satellite positioning subsystem is received, the distance between train is calculated, train spacing is monitored in real time.Work as row
When following distance reaches early warning distance, then warning information is sent to driver by wireless network, auxiliary early warning is provided for driver,
Prevent the generation of train from overtaking collision accident.
A kind of described railroad train and the monitoring and warning system of construction maintenance, the positioning of its railroad train and auxiliary early warning system
Unification and independence stand on existing signal system, are not involved in controlling car, by the positional information of big-dipper satellite real-time reception train, when train spacing
During from reaching early-warning conditions, system sends early warning to driver, prevents the generation of train from overtaking collision accident.Its job step is such as
Under：
1) accurate positional information is established：Pass through Beidou navigation satellite system and accurate RGIS
(GIS) map sets up accurate positional information, by cab integrated radio communication (CIR) itself with GPS module and
GSM-R modules, by GSM-R can be uploaded to console for centralized control, GPS administrative centers utilize iron by the GPS position information of oneself
Curb line GPS reference station information, is corrected, calculating is handled to the positional information that locomotive is uploaded, is wirelessly transferred by GSM-R logical
Positional information is transmitted to locomotive by road；
2) positional information and running number after correction are transmitted to the database purchase on ground by GSM-R passages again；Data
Not only the position of train car and running number information in storehouse, at the same also on storage circuit track switch positional information, interchange of position letter
The route that breath and train number are run；The positional information of track switch can provide accurate main track and side line information for train；
3) train information (train number, position, circuit) is sent to map server, by map server on different circuits
Train classified, calculate traveling train and railcar and the spacing of attendant's handheld terminal on same circuit；
4) train information from database switch location information and on the good same circuit of map server consolidation
(such as pitch information) is together sent to Warning Service device；
5) traveling train and railcar, the spacing of protected personnel handheld terminal are judged by Warning Service device, less than security bit
Warning message will be triggered by putting, and the safe distance of attendant and protected personnel triggers alarm signal beyond safe distance set in advance
Breath, then train-installed alarm, railcar car alarm, protected personnel and attendant's hand-held end are dealt into by GSM-R passages
Alarm is held, passes through verbal cue three-level early warning order, i.e. prompting, early warning, alarm.
Exemplified by closing on both wired construction big machineries：Machinery, protected personnel, monitoring personnel difference device handheld terminal.
Close on after both wired zone of protections, handheld terminal sends positional information to data server, application server calls railway geographical
Information system (GIS) server data is analyzed, and checks same day production plan, such as no operatton plan or protection, monitoring personnel
It is absent from the scene, starts Alarm Server, is shown in each monitor terminal without plan construction alarm.Indices meet regulation and then shown just
Often construction, lasting monitoring is shown in each terminal, while sending information to train terminal, starts train approach warning.Machinery, protection
Personnel, monitoring personnel handheld terminal are mutually paired, and invalid protective alarming is started beyond effective protection distance, each terminal simultaneously with
Sound and light signal is shown.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, all spiritual and originals in the present invention
Within then, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (4)
1. the monitoring and warning system of a kind of railroad train and construction maintenance, it is characterized in that including being equipped with giving upper track construction machine
Tool, protected personnel, attendant, the mobile handheld terminal of workmen, described handheld terminal are positioned using big-dipper satellite, hand
Hold the RGIS GIS that positional information is transmitted to construction maintenance command centre by terminal by communication server GSM-R
Data server, the application server of construction maintenance command centre calls the number of RGIS GIS data server
According to being analyzed, same day production plan is checked, such as no operatton plan or protection, monitoring personnel are absent from the scene, starts Warning Service device,
Shown in each monitoring display terminal without plan construction alarm；Indices meet regulation and then show normal construction, aobvious in each terminal
Show lasting monitoring, while sending information to train terminal, start train approach warning；Upper track construction machinery, protected personnel, monitoring
Personnel's handheld terminal is mutually paired, and invalid protective alarming is started beyond effective protection distance, in each terminal simultaneously with sound and light signal
Shown in display terminal.
2. a kind of monitoring and warning system of railroad train and construction maintenance as claimed in claim 1, it is characterised in that：Described
Handheld terminal positions train with vehicular map database matching, by the kilometer post with odometer fusion calculation train, using car
Cordless communication network or network carry out train position information transfer between ground, positional information include train operation kilometer post, speed,
Direction, line number, timestamp.
3. a kind of monitoring and warning system of railroad train and construction maintenance as claimed in claim 1, it is characterised in that：Described
Warning Service device is to each train, railcar, protected personnel and attendant's handheld terminal positional information in the compass of competency of acquisition
Comprehensive detection and processing are carried out, location determination logical calculated is carried out, train and maintained equipment, attendant and protected personnel are hand-held
Terminal dynamic distance calculate, when follow the trail of distance be less than predetermined safe early warning limit value when, by cordless communication network to railcar,
Protected personnel and attendant's handheld terminal send warning information, and mobile unit is pre- in safety according to the warning information received
The prompting of current safe state is provided on alert display device to driver, auxiliary information is provided for driver driving；When attendant with
Protected personnel distance be more than protection safety set in advance apart from when, attendant and protected personnel handheld terminal are simultaneously emitted by pre-
Alert information.
4. a kind of monitoring and warning system of railroad train and construction maintenance as claimed in claim 1, it is characterised in that：Described
Database server receives the train operation real time information come from communication server transmission and the various shared information for providing user
And track data, handle and exist in database through integrating, and corresponding information service is provided for application services at different levels；Described
The communication server be responsible for data message integration and data flow dynamic management, its content include Train Track car information forwarding,
Train-attendant's handheld terminal information forwarding, train-protected personnel handheld terminal information forwarding；Described application server
Complete integrated treatment to each item data of input system, including the acquisition of state monitoring information of train safety traffic, safety are pre-
Alert calculating, information inquiry and statistics；The geography information of described RGIS (GIS) server storage railway network
Data, handle the inquiry request of other servers transmission, carry out spatial geography data analysis；Described Warning Service device is by early warning
Server comprehensive descision travels train and railcar, the spacing of protected personnel handheld terminal, will trigger and alarms less than home
The safe distance of information, attendant and protected personnel triggers warning message beyond safe distance set in advance, then by GSM-R
Passage is dealt into train-installed alarm, railcar car alarm, protected personnel and attendant's handheld terminal alarm, passes through
Verbal cue three-level early warning order, i.e. prompting, early warning, alarm；Described display terminal is responsible for two dimension view, 3-D view etc.
Form shows train operation and alert status, realizes visualized management.What is handled Big Dipper precise position data informix
On the basis of carry out train in way running operation state, track truck position, attendant position, protected personnel position, train and rail
Visualization exhibition of the road car close to early warning, train and protected personnel close to early warning, attendant and protected personnel safe distance early warning
Show, and intuitively view displaying and decision support are provided for other application service system in leading body at a higher level or train scheduling system.
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| CN108639105A (en) * | 2018-04-11 | 2018-10-12 | 四川瑞云信通科技有限公司 | Train protection method and system based on rail traffic wireless communication system |
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