CN108945009A - Broadcasting for train monitoring system - Google Patents

Broadcasting for train monitoring system Download PDF

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Publication number
CN108945009A
CN108945009A CN201810963520.0A CN201810963520A CN108945009A CN 108945009 A CN108945009 A CN 108945009A CN 201810963520 A CN201810963520 A CN 201810963520A CN 108945009 A CN108945009 A CN 108945009A
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China
Prior art keywords
train
broadcasting
pis
platform
vehicle
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CN201810963520.0A
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Chinese (zh)
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CN108945009B (en
Inventor
张有利
李跃群
于子飞
吴增强
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TIANJIN BEIHAI COMMUNICATION TECHNOLOGY Co Ltd
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TIANJIN BEIHAI COMMUNICATION TECHNOLOGY Co Ltd
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Priority to CN201810963520.0A priority Critical patent/CN108945009B/en
Publication of CN108945009A publication Critical patent/CN108945009A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61LGUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L27/00Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
    • B61L27/20Trackside control of safe travel of vehicle or train, e.g. braking curve calculation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61LGUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L27/00Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
    • B61L27/40Handling position reports or trackside vehicle data
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61LGUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L27/00Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
    • B61L27/50Trackside diagnosis or maintenance, e.g. software upgrades
    • B61L27/57Trackside diagnosis or maintenance, e.g. software upgrades for vehicles or trains, e.g. trackside supervision of train conditions

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Train Traffic Observation, Control, And Security (AREA)

Abstract

The invention discloses a kind of broadcasting for train monitoring systems, it include: broadcasting for train management platform (OCC-TPA), PIS system, TCMS and control centre's signal system, broadcasting for train manages platform and is equipped with external interface, external interface includes: vehicle-mounted external interface and OCC external interface, broadcasting for train management platform is communicated with PIS grid, broadcasting for train business operation is carried out, and train operation state and equipment state are monitored.The present invention can carry out relevant operation to vehicle-mounted PIS by network, can complete it is unmanned under train manually broadcast, prerecorded broadcast, the business operations function such as passenger's intercommunication, again can complete it is unmanned under train operation state actively and passively monitoring, it can also complete the monitoring of unmanned Train equipment state, and subway train real-time running state can be monitored in real time, failure is found in time and obtains the reason of breaking down, to solve failure problems.

Description

Broadcasting for train monitoring system
Technical field
The present invention relates to technical field of rail traffic more particularly to a kind of broadcasting for train monitoring systems.
Background technique
With Chinese city economy, the quickening of social sustained and rapid development and urbanization paces, urban congestion goes out to citizen Row brings inconvenience, and the vehicles such as subway, light rail, tramcar, high-speed rail are due to its convenient, fast, punctual operation Advantage and increasingly become citizens' activities preferred traffic tool.
Currently, it is usually provided with vehicle-mounted passenger information system (PIS system) on the train of these field of track traffic, PIS system provides real-time train information for passenger, and directing passengers are ridden.It, can be inevitable however during train operation The some uncertain failures of generation.Such as passenger, when taking subway, subway immediately enters subway platform, subway carries out Arrival reminding broadcast, but since Equipment causes arrival reminding broadcast not send.Cause passenger without and at present Vehicle causes passenger to complain.Due to arrival reminding broadcast time will not last very long, if at this moment driver does not record in time The event and phenomenon that failure occurs.Especially subway train can normally call out the stops again in the next stop, be likely to not look in this way To the basic reason of failure.
Therefore, it is necessary to provide a solution, realizes to the intellectual monitoring of broadcasting for train state, find failure in time And the reason of breaking down is obtained, to solve failure.
Summary of the invention
The present invention provides a kind of broadcasting for train monitoring system that can be monitored to broadcasting for train state and failure real-time intelligent.
To achieve the above object, the present invention provides a kind of broadcasting for train monitoring system, the broadcasting for train monitoring system packet Include: broadcasting for train manages platform (OCC-TPA), PIS system, TCMS and control centre's signal system, wherein the train is wide It broadcasts management platform and is equipped with external interface, the external interface includes: vehicle-mounted external interface and OCC external interface, and the train is wide Management platform is broadcast connect with the PIS system communication by the vehicle-mounted external interface, and pass through the OCC external interface and Control centre's signal system communication connection, the vehicle-mounted external interface and the PIS system are connected by wireless network It connects;The PIS system and TCMS communication connection;Wherein:
The broadcasting for train management platform with the PIS grid for communicating, progress broadcasting for train business operation, with And train operation state and equipment state are monitored.
Wherein, the PIS system is equipped with double network interfaces and gateway, the broadcasting for train monitoring system further include: Cloud Server, The PIS system passes through double network interface connection wireless networks and manages Platform communication with the broadcasting for train to reach, wherein Double network interfaces play the role of Network Isolation;The PIS system is communicated by the gateway with Cloud Server, the Cloud Server connection Exterior terminal equipment;
The broadcasting for train management platform is also used to, and obtains column by double network interfaces that wireless network connects PIS system Vehicle operation state and equipment state, and broadcasting service operation is carried out to train;
Then the Cloud Server is sent for obtaining train operation state and equipment state by the gateway of PIS system To exterior terminal equipment.
Wherein, train running information is sent to PIS system, by described for obtaining train running information by the TCMS Train running information is sent to the broadcasting for train by wireless network and manages platform by PIS system;
The PIS system is also used to be broadcasted and shown automatically related content according to the train running information received.
Wherein, the broadcasting for train manages platform, is also used to receive the train that control centre's signal system reports Actual motion state carries out people to a train or multiple row vehicle or whole trains according to the actual motion state of the train The voice document prestored in the broadcast of work microphone or dispatching platform.
Wherein, the broadcasting for train manages platform, is also used to compare the train running information and institute that the PIS system reports The actual motion state for stating the train that control centre's signal system reports judges whether train current operating conditions are normal.
Wherein, the broadcasting for train manages platform, is also used to receiving passenger's triggering train by PIS system forwards On emergency alarm alarm command after, according to the alarm command selection hang up or answer, when answering, with passenger complete The control camera of video intercom linkage interior.
Wherein, the broadcasting for train manages platform, is also used to carry out emergency processing according to the burst instruction received.
Wherein, the PIS system includes: the control unit of train operator room to be arranged in, and be arranged in each compartment Power amplifier unit;Wherein:
Described control unit is transferred to the power amplifier unit of each compartment, by power amplifier list for selecting corresponding voice document Member carries out signal amplification, is played out by loudspeaker.
Wherein, the PIS system further include: double network interface modules, several power amplifier audio output with double network interfaces detect mould Block, each power amplifier audio output detection module are at least correspondingly connected with the power amplifier unit in a compartment.
Wherein, it includes: to carry out to PIS internal system equipment that the broadcasting for train management platform, which is monitored equipment state, Communication class detection, whether detection device work normally, PIS internal system equipment include: LED, dynamic map, host board, NVR。
Compared with prior art, a kind of broadcasting for train monitoring system proposed by the present invention, OCC-TPA pass through car-ground radio system It is connected to the network with vehicle-mounted PIS system.OCC-TPA can carry out relevant operation to vehicle-mounted PIS by network, can complete nothing People drive under train manually broadcast, prerecorded broadcast, the business operations function such as passenger's intercommunication, and can complete it is unmanned under The actively and passively monitoring of train operation state, moreover it is possible to complete the monitoring of unmanned Train equipment state.In addition, by vehicle-mounted Passenger information system (PIS system) is combined with intellectual monitoring platform, passes through the comparison judgement side to train status real-time monitoring Method can effectively record the vehicle run signal (information such as ATS) in train real-time running state and contrast signal system source. Thus it is possible to prevente effectively from when breaking down, the influence of human factor is avoided, guarantees the accuracy of record fault time.It is another logical The trigger signal for crossing contrast signal system can be with clear failure problem types (do not call out the stops, the station that reports an error etc.), when passing through failure logging Between, out of order basic reason can be analyzed in conjunction with the running log that PIS system and signal system record.
Subway train real-time running state can be monitored in real time by above-mentioned judgment method, and compared letter The signal number evidence of number system, so that it may further deepen to monitor subway train status, convenient for metro operation company to column The supervision of vehicle operating status finds failure and obtains the reason of breaking down, in time to solve failure problems.
Detailed description of the invention
Fig. 1 is broadcasting for train schematic diagram of monitoring system structure of the present invention;
Fig. 2 is the schematic diagram of a scenario of broadcasting for train monitoring system of the present invention;
Fig. 3 is the refinement block diagram of broadcasting for train monitoring system of the present invention;
Fig. 4 is that a kind of whether normal logical schematic of the operating status of train is judged in the embodiment of the present invention;
Fig. 5 is that the whether normal another logical schematic of the operating status of train is judged in the embodiment of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
Term of the present invention is explained:
TCMS:Train Control Management System, Train Control management system
PIS:Passenger Information System, passenger information system
CBTC:Communication Based Train Control, movable block are the train controls based on the communication technology System processed
ATC:Automatic Train Control, train automatic controlling system.
ATS, control centre's signal system.
The present invention program can be applied to rail vehicle technical field, be particularly suitable for Unmanned Systems.The present embodiment It is illustrated with crewless train, but not limited to this.
Unmanned Systems refer to that absolutely not driver and crew member participate in, and vehicle is uniformly controlled control centre The lower full-automatic operation of realization, automatic realization train suspend mode, wake-up, preparation, self-test, automatic running, parking and close door, and Realize that the functions such as automatic recovery, including carwash can also be completed in the case where unattended in case of a fault.
Unmanned grade (GoA:Grades of Automation) includes:
GoA1 grades: the pilot steering under ATP protection is controlled starting, operation, the stopping, close door of train by driver, And emergency case is handled.
GoA2 grades: semi-automatic driving.Driver controls train operation, close door and reply emergency case.But train opens Dynamic, stopping is automation.
GoA3 grades: unmanned.But train is equipped with an appliance crew, controls the switch and reply emergency case of car door. The starting of train stops as automation.
GoA4 grades: unmanned, the wake-up of train, starting, stopping, door contact interrupter and reply emergency case are all automatic Change, anyone participation no.
The subway line that the existing country has opened operation is largely designed as GOA3.With track, Unmanned Systems are got over Come more mature, GOA4 has been increasingly becoming the unpiloted standard of subway train.It is right with gradualling mature for Unmanned Systems The demand of vehicle-mounted PIS system also changes.
Specifically, Fig. 1, Fig. 2 and Fig. 3 are please referred to, the embodiment of the present invention proposes a kind of broadcasting for train monitoring system, the column Vehicle broadcast monitoring systems include: broadcasting for train management platform (OCC-TPA), PIS system, TCMS and signal system of control centre System, wherein the broadcasting for train management platform is equipped with external interface, and the external interface includes: outside vehicle-mounted external interface and OCC Portion's interface, the broadcasting for train management platform is connect by the vehicle-mounted external interface with the PIS system communication, and is passed through The OCC external interface and control centre's signal system communication connection, the vehicle-mounted external interface and the PIS system are logical Cross wireless network connection;The PIS system and TCMS communication connection;Wherein:
The broadcasting for train management platform with the PIS grid for communicating, progress broadcasting for train business operation, with And train operation state and equipment state are monitored.
Further, as shown in figure 3, the PIS system is equipped with double network interfaces and gateway, the broadcasting for train monitoring system is also It include: Cloud Server,
The PIS system passes through double network interface connection wireless networks to reach logical with broadcasting for train management platform Letter, wherein double network interfaces play the role of Network Isolation;The PIS system is communicated by the gateway with Cloud Server, the cloud clothes Business device connects exterior terminal equipment;
The broadcasting for train management platform is also used to, and obtains column by double network interfaces that wireless network connects PIS system Vehicle operation state and equipment state, and broadcasting service operation is carried out to train;
Then the Cloud Server is sent for obtaining train operation state and equipment state by the gateway of PIS system To exterior terminal equipment.
Specifically, train running information is sent to PIS system, by institute for obtaining train running information by the TCMS It states PIS system and train running information is sent to the broadcasting for train management platform by wireless network;
The PIS system is also used to be broadcasted and shown automatically related content according to the train running information received.
The broadcasting for train manages platform, is also used to receive the practical fortune for the train that control centre's signal system reports Row state carries out artificial microphone to a train or multiple row vehicle or whole trains according to the actual motion state of the train The voice document prestored in broadcast or dispatching platform.
The broadcasting for train manages platform, is also used to compare the train running information and the control that the PIS system reports The actual motion state for the train that center signal system processed reports judges whether train current operating conditions are normal.
The broadcasting for train manages platform, is also used on receiving passenger's triggering train by PIS system forwards It after the alarm command of emergency alarm, hangs up or answers according to alarm command selection, when answering, completed with passenger visual The control camera of intercommunication linkage interior.
The broadcasting for train manages platform, is also used to carry out emergency processing according to the burst instruction received.
The broadcasting for train management platform includes: that train real-time voice is wide to the content that train operation state is monitored It broadcasts, terminus LED and guest room LED display present displayed content;The TCMS is sent to the train running information packet of PIS system Include: the inception point that train is advanced encodes, terminus encodes, when coding of setting out in advance to make arrangements, next stop coding, train number, broadcast of arriving at a station in advance Trigger signal, broadcast triggers of arriving at a station, temporal information, information of more standing.
The PIS system include: the control unit of train operator room is set, and each compartment setting power amplifier list Member;Wherein:
Described control unit is transferred to the power amplifier unit of each compartment, by power amplifier list for selecting corresponding voice document Member carries out signal amplification, is played out by loudspeaker.
It includes: to communicate to PIS internal system equipment that the broadcasting for train management platform, which is monitored equipment state, Whether class detection, detection device work normally, and PIS internal system equipment includes: LED, dynamic map, host board, NVR.
Specifically, as an implementation, as shown in figure 4, broadcasting for train management platform will be in the PIS system The train operation state of report and the actual motion state of the train obtained in real time from signal system compare, described in judgement The whether normal step of the operating status of train includes:
The train operation state that broadcasting for train management platform reports the PIS system with it is real from the signal system When the actual motion state of the train that obtains compare, whether consistent both judge;
If the two is inconsistent, determine that the PIS system is misrepresented deliberately;
If the two is consistent, judge the PIS system whether according to predetermined case progress broadcast playback;
If the PIS system does not carry out broadcast playback according to predetermined case, determine that the PIS system is failed to report;
If the PIS system carries out broadcast playback according to predetermined case, determine that the operating status of the train is normal.
As another embodiment, as shown in figure 5, the broadcasting for train manages, the preparatory autonomous learning of platform is practical to call out the stops Logic, the train operation state that broadcasting for train management platform reports the PIS system with it is real-time from the signal system The actual motion state of the train obtained compares, and judges the whether normal step packet of the operating status of the train It includes:
The train operation state that broadcasting for train management platform reports the PIS system with it is real from the signal system When the actual motion state of the train that obtains compare, whether consistent both judge;
If the two is consistent, judge whether the train operation state obtained and train actual motion logic are consistent;
If the train operation state obtained is consistent with train actual motion logic, the operating status of the train is being determined just Often;
If the train operation state and train actual motion logic that obtain are inconsistent, signal system exception is determined.
Wherein, the train operation state that broadcasting for train management platform reports the PIS system with from the signal Whether the actual motion state for the train that system obtains in real time compares, both judge also to wrap after consistent step It includes:
If the two is inconsistent, the actual motion state and train of the train that the signal system obtains in real time are judged Whether actual motion logic is consistent;
If the actual motion state for the train that the signal system obtains in real time is consistent with train actual motion logic, Then determine the PIS system exception, and judges the fault type of the PIS system according to the data that the PIS system reports;
If the actual motion state for the train that the signal system obtains in real time and train actual motion logic are different It causes, then judges whether train operation state that the PIS system reports and train actual motion logic are consistent;
If the train operation state that the PIS system reports is consistent with train actual motion logic, the signal is determined System exception;
If the train operation state that the PIS system reports and train actual motion logic are inconsistent, the letter is judged Number system and PIS system are abnormal.
Further, broadcasting for train management platform is when the operating status for determining the train is abnormal, externally into Row alarm;And/or the broadcasting for train management platform is fed back when receiving information inquiry instruction according to the inquiry instruction Corresponding query result;And/or the broadcasting for train management platform train operation state is sent to by Cloud Server it is each Terminal, platform rely primarily on data analysis technique and cloud service communication technology;The operation of train is obtained by data analysis technique State and fault message send information to each terminal by cloud service communication technology.
Further, the broadcasting for train manages platform, the train operation state for being also used to monitor and/or equipment state Feed back to the APP of exterior terminal equipment;Alternatively, providing corresponding SDK to third party's APP access platform, passed through by third party APP SDK transfers respective function and obtains train operation state and/or equipment state, and is shown on interface.
Compared with prior art, a kind of broadcasting for train monitoring system proposed by the present invention, OCC-TPA pass through car-ground radio system It is connected to the network with vehicle-mounted PIS system.OCC-TPA can carry out relevant operation to vehicle-mounted PIS by network, can complete nothing People drive under train manually broadcast, prerecorded broadcast, the business operations function such as passenger's intercommunication, and can complete it is unmanned under The actively and passively monitoring of train operation state, moreover it is possible to complete the monitoring of unmanned Train equipment state.In addition, by vehicle-mounted Passenger information system (PIS system) is combined with intellectual monitoring platform, passes through the comparison judgement side to train status real-time monitoring Method can effectively record the vehicle run signal (information such as ATS) in train real-time running state and contrast signal system source. Thus it is possible to prevente effectively from when breaking down, the influence of human factor is avoided, guarantees the accuracy of record fault time.It is another logical The trigger signal for crossing contrast signal system can be with clear failure problem types (do not call out the stops, the station that reports an error etc.), when passing through failure logging Between, out of order basic reason can be analyzed in conjunction with the running log that PIS system and signal system record.
Subway train real-time running state can be monitored in real time by above-mentioned judgment method, and compared letter The signal number evidence of number system, so that it may further deepen to monitor subway train status, convenient for metro operation company to column The supervision of vehicle operating status finds failure and obtains the reason of breaking down, in time to solve failure problems.
The embodiment of the present invention is described in detail below:
OCC-TPA is connected to the network by car-ground radio system and vehicle-mounted PIS system.OCC-TPA can pass through network Relevant operation is carried out to vehicle-mounted PIS, can complete it is unmanned under train manually broadcast, prerecorded broadcast, passenger's intercommunication etc. Business operation function, but can complete it is unmanned under train operation state actively and passively monitoring, moreover it is possible to complete nobody and drive Drive off the monitoring of train apparatus state.
The actively and passively monitoring of train operation state under unmanned and unmanned Train equipment state Monitoring includes: to provide operation vehicle front, inside for control centre dispatcher and along line image, pass through video surveillance devices pair The monitoring of vehicle front and back and record accident information, are convenient for later analysis cause of accident;When vehicle trouble, subcontrol center is remote Process control vehicle is wriggled to line to be avoided, station;Interior video monitor links, to the condition monitoring of vehicular communication equipment.
Wherein, crewless train's broadcast control platform alleged by the present invention, English abbreviation are as follows: OCC-TPA.
It is briefly described as OCC (control centre), T (train), PA (vehicle-mounted train broadcasting system).
Whole system is made of OCC central management platform (broadcasting for train management platform), vehicle-mounted PIS system, external interface. Its external interface is divided into vehicle-mounted external interface (TMCS) and OCC external interface (other platforms TISCS, ATS etc.).
Work-based logic is that OCC-TPA is connected to the network by car-ground radio system and vehicle-mounted PIS system.OCC-TPA can With by network to vehicle-mounted PIS carry out relevant operation, can complete it is unmanned under train manually broadcast, prerecorded broadcast, The business operations function such as passenger's intercommunication, but can complete it is unmanned under train operation state actively and passively monitoring, moreover it is possible to Complete the monitoring of unmanned Train equipment state.
Wherein, business operation includes:
1. automatic traveling crane is broadcasted
By TMCS automatic trigger, related content is broadcasted and shown in time to vehicle-mounted broadcasting system;
2. artificial broadcast
Initiated by control centre, can be carried out for a train or multiple row vehicle or whole trains microphone broadcast or under The voice document prestored on hair platform.
3. passenger's intercommunication
After passenger triggers the emergency alarm on crewless train, there is OCC-TPA to manage platform uniform management, selection is hung Break and answers.Video intercom linkage interior, which is completed, with passenger when answering compares camera.
4. emergency
The emergency of unpiloted train is divided into three kinds, and one is directly joined in vehicle-mounted PIS by TMCS triggering Dynamic emergency.Such as car door failure emergency.
Another kind is emergency than more serious, and needing OCC-TPA confirmation, carrying out vehicle-mounted PIS correlation dredges rescue later Emergency.Such as fire, both ends evacuation stops operation emergency.
The broadcast of prefabricated some special circumstances under a kind of last platform for OCC-TPA.Such as peak is broadcasted, is temporarily stopped Vehicle pacifies broadcast etc..
Business monitoring includes:
1. hand monitor
Vehicle-mounted PIS business can remotely be monitored by OCC-TPA, monitoring content mainly includes train real-time voice Broadcast, terminus LED and guest room LED display present displayed content.
2. automatic monitoring
Each vehicle-mounted PIS system transmits crewless train's operation state information to control centre in real time.Real-time status letter Breath includes: call out the stops operation data, execution normal broadcast event, execution urgent broadcast event.And OCC-TPA (is arranged according to ATS Vehicle signal system) operation information compares, discover whether there is the phenomenon that misrepresenting deliberately and failing to report station and interior broadcast system The link detecting of system power amplifying device and connected loudspeaker.
Monitoring of tools includes:
1. vehicle-mounted PIS equipment detection
OCC-TPA can also lead to the equipment such as vehicle-mounted PIS internal unit such as LED, dynamic map, host board, NVR Believe class detection, whether detection device works normally.
Compared with prior art, platform character of the present invention are as follows:
1, vehicle-mounted PIS system uses full Ethernet architecture, and all control data, audio data, video data are all ether Net mode is communicated.
2, the failure that vehicle-mounted PIS system can carry out single indicating equipment (LCD dynamic map) according to single door failure joins It is dynamic.And not all linkage.
3, OCC-TPA can be according to the different adjustment control modes of GOA grade.It is fully controlled at GOA4, it is excellent under GOA3 First grade is lower than driver operation.
4, OCC-TPA internal staff management has multi-level division, can carry out more proper industry according to business is practical Business operation and management.
Specifically, in the present embodiment, broadcasting for train management platform can be running train status monitoring platform, movement column Car state monitoring platform can be set ON TRAINS, can also be independently disposed to except train, such as ground center or train On the hand-held mobile terminal of administrative staff, gateway is connect with the Cloud Server by MQTT protocol, i.e., by remotely leading to Letter mode (MQTT) carries out data communication;The exterior terminal equipment may is that mobile terminal or other terminal devices.
MQTT has the following characteristics that
1, using publish/subscribe massage pattern, one-to-many news release is provided, releases application program coupling;
2, the message of load contents shielding is transmitted;
3, network connection is provided using TCP/IP;
4, there are three types of news release service quality:
" at most primary ", news release is completely dependent on bottom TCP/IP network.Information drop-out or repetition can occur.This level-one It not can be used for following situation, environmental sensor data, losing a read record, it doesn't matter, because also having second of hair shortly after It send.
" at least once ", it is ensured that message reaches, but message repeats to occur.
" only once ", it is ensured that message reaches primary.This rank can be used for following situation, in charge system, message It repeats or loses to will lead to incorrect result.
5, small-sized transmission, expense very little (head of regular length is 2 bytes), agreement exchange minimizes, to reduce network Flow;
6, it is circularized all the parties concerned the mechanism of client abnormal interrupt using Last Will and Testament characteristic.
Wherein, the TCMS obtains train running information, is sent to the PIS system for setting mode according to vehicle System;The vehicle setting mode includes: automatic mode, semiautomatic-mode, manual mode.
The PIS system, the train running information sent for receiving the TCMS, carries out automatic broadcast playback, and lead to It crosses vehicle-ground wireless communication and the content uploading of broadcasting is managed into platform to the broadcasting for train;
The broadcasting for train manages platform, is also used to receive the broadcasting content that the PIS system reports, and obtains train operation State, and the actual motion state of the train, the train that the PIS system is reported are obtained from the signal system in real time Operating status and the actual motion state of the train obtained in real time from the signal system compare, and judge the train Operating status it is whether normal.
The train running information that the TCMS is sent to PIS system includes: the inception point coding of train traveling, terminus volume Code, when set out in advance to make arrangements coding, next stop coding, train number, in advance arrive at a station broadcast triggers, broadcast triggers of arriving at a station, the time believe Breath, information of more standing.
The content of the PIS system plays include: train advance inception point coding, terminus coding, when set out in advance to make arrangements coding, Next stop coding, train number, the broadcast singal that arrives at a station in advance, the broadcast singal that arrives at a station, temporal information, power amplifier work state, vehicle-mounted PIS Other equipment working condition.
The PIS system include: the control unit of train operator room is set, and each compartment setting power amplifier list Member;Wherein:
Described control unit is transferred to the power amplifier unit of each compartment, by power amplifier list for selecting corresponding voice document Member carries out signal amplification, is played out by loudspeaker.
Below by taking subway train as an example, system architecture and realization principle of the invention are described in detail:
Vehicle-mounted PIS system (or vehicle-mounted broadcasting system), vehicle-mounted PIS system are set on subway train (or other types train) System includes: the control unit that vehicle-mounted PIS system (broadcast system) is arranged in drivers' cab, and power amplifier unit is arranged in each compartment, vehicle-mounted PIS system is connected with train control system (TCMS);
Railcar condition monitoring platform (broadcasting for train management platform) is arranged in ground control centre, and vehicle state monitoring is flat Platform is communicated by tunnel radio with vehicle-mounted PIS and is attached, meanwhile, then pass through wired side with control centre's signal system (ATS) Formula connection, or forwarded by other systems, obtain train signal data.
TCMS sets mode (automatic mode, semiautomatic-mode, manual mode) according to vehicle and receives vehicle operating information.
Vehicle-mounted PIS carries out automatic broadcast playback by receiving the vehicle operating information that TCMS is sent, and casting content includes " pre- Arrive at a station broadcast " " broadcast of arriving at a station " etc.;When each vehicle-mounted PIS system plays, vehicle-mounted PIS system master unit is responsible for Response to selection Voice document is transferred to the power amplifier of every section vehicle, carries out signal amplification by power amplifier, is played out by loudspeaker.
It includes (and being not limited to), the inception point that train is advanced that TCMS, which is sent to vehicle-mounted PIS vehicle operation information content, Coding, terminus encode, when coding of setting out in advance to make arrangements, next stop coding, train number, arrive at a station in advance broadcast triggers, broadcast touching of arriving at a station Signalling, temporal information, information etc. of more standing;
Travel condition of vehicle is uploaded to subway by car-ground radio system by the operation that PIS system is carried out according to system itself Vehicle state monitoring platform.
Vehicle-mounted PIS passes through vehicle-ground wireless communication in real time and gives the content uploading of broadcasting to railcar condition monitoring platform, interior Hold includes (and being not limited to): the inception point that train is advanced encodes, terminus encodes, when coding of setting out in advance to make arrangements, next stop coding, train volume Number, the broadcast singal that arrives at a station in advance, the broadcast singal that arrives at a station, temporal information, power amplifier work state, vehicle-mounted PIS other equipment working condition Deng;
Platform is connect with signal system (ATS etc.), is obtained the operation of each train on route in real time and is stopped information, beacon Including platform number, section number, the temporal information etc. where (and being not limited to) train;
The data that platform is obtained by comparison from vehicle-mounted PIS and signal system ATS, to judge whether PIS broadcast is correct:
The site information uploaded by vehicle-mounted PIS determines train at which section (or platform);It is obtained by ATS Data also may determine that train at which section (or platform);Comparison two is as a result, if it is different, then can determine whether train Broadcast mistake;
By presetting, it can determine that vehicle-mounted PIS is broadcasted several times in a section and (respectively arrive at a station in advance wide It broadcasts, broadcast etc. of arriving at a station);According to the comparison of the vehicle-mounted PIS broadcast singal uploaded and ATS data, judge vehicle-mounted PIS whether same Scheduled broadcasted content is sequentially completed in a section, if it is not, can determine whether to fail to report;
Vehicle-mounted PIS system detects whether the power amplifier unit in each compartment has signal defeated when being broadcasted every time Out, and in real time the state of power amplifier unit is uploaded to railcar condition monitoring platform, if in vehicle-mounted PIS broadcast, each Power amplifier unit has signal output, it is possible to determine that correct;It, can be with if there is some or all of power amplifier unit does not have signal output Broadcast Fault is prompted to operator according to pre-set fault level.
It is docked in addition, platform can also be realized with third party APP:
Platform provides corresponding SDK to third party's APP access platform, transfers respective function by SDK by third party APP and obtains Train status information is obtained, and is shown on interface.
Platform can provide corresponding SDK for third party APP access platform, and third party APP transfers respective function by SDK Obtain train status information.Third party APP is shown on interface by handling train status information.To complete third party APP is docked with mobile platform of calling out the stops.
SDK completes following function: receiving the train status information of Cloud Server;Train status information is sent to APP.
Compared with prior art, running train status monitoring platform of the present invention mainly uses the MQTT communication technology, train Status information is shown on mobile terminals, and is issued and reminded when train breaks down.
In addition, as shown in figure 3, PIS system can also include: double network interface modules, several power amplifier audios with double network interfaces Detection module is exported, each power amplifier audio output detection module is at least correspondingly connected with the power amplifier unit in a compartment.PIS system is also It may include: control unit (middle control shown in Fig. 3), middle control unit is also connected with control box and power amplifier unit, and control box connection is various Train apparatus, in addition, middle control unit is also connected with TMS (Train Management system) interface board on train.
Pass through audio real-time monitoring special equipment (broadcasting for train Voice Surveillance platform), real-time monitoring power amplifier audio, with reality When the train operation information collected do comparative analysis, obtain broadcasting for train output to wrong information, while counting full vehicle device Fault message is sent to Cloud Server by MQTT agreement, is transmitted to terminal in need by Cloud Server, realizes train shape The real time remote intelligent monitoring of state.
Specifically, firstly, the power amplifier audio output detection module obtains the audio of corresponding power amplifier unit output in real time Information specifically includes:
The power amplifier audio output detection module obtains the audio signal of corresponding power amplifier unit output in real time;
The audio signal that the power amplifier unit is exported is converted by high-precision AD, converts digital sound for analogue audio frequency Frequently;Then, parser is monitored by preset audio, whether there is or not information for the power of the audio signal after obtaining AD conversion.
Then, double network interface modules obtain train status and operation information, wherein double network interface modules can be wide from driver It broadcasts triggering and/or TCMS broadcast triggering obtains train status and operation information.
After double network interface modules obtain train status and operation information, the power amplifier audio output monitoring modular is cooperated to send out The audio-frequency information come, judges whether the broadcast state of each power amplifier unit is normal.
The double network interface modules obtain train status and operation information, and described by the train status and operation information The audio-frequency information that power amplifier audio output monitoring modular is sent is compared, judge each power amplifier unit broadcast state whether Normally, and obtain broadcasting for train output to wrong information, count the fault message of full vehicle device, cloud be sent to by MQTT agreement Server.
Compared with prior art, the present invention is received by audio real-time monitoring special equipment, real-time monitoring power amplifier audio with real-time The train operation information of collection does comparative analysis, obtain broadcasting for train output to wrong information, while counting the failure of full vehicle device Information, is sent to Cloud Server by MQTT agreement, is transmitted to terminal in need by Cloud Server.It can by the above method To be monitored in real time by remote cloud server to train real-time running state, convenient for metro operation company to train operation shape The supervision of state finds failure and obtains the reason of breaking down, in time to solve failure problems.
Further, it is also possible to vehicle-mounted passenger information system (PIS system) be combined with intellectual monitoring platform, by train The comparison judgment method of status real time monitor can effectively record train real-time running state and contrast signal system source Vehicle run signal (information such as ATS).Thus it is possible to prevente effectively from when breaking down, the influence of human factor is avoided, is guaranteed Record the accuracy of fault time.The another trigger signal by contrast signal system can with clear failure problem types (do not call out the stops, Report an error station etc.), by the failure logging time, it can analyze and be out of order in conjunction with the running log that PIS system and signal system record Basic reason.
Subway train real-time running state can be monitored in real time by the above method, and compared signal system The signal number evidence of system, so that it may further deepen to monitor subway train status, train is transported convenient for metro operation company The supervision of row state finds failure and obtains the reason of breaking down, in time to solve failure problems.
It should be noted that the serial number of the above embodiments of the invention is only for description, do not represent the advantages or disadvantages of the embodiments.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art The part contributed out can be embodied in the form of software products, which is stored in a storage as above In medium (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal device (can be mobile phone, TV Machine, computer etc.) method that executes each embodiment of the present invention.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all utilizations Equivalent structure made by description of the invention and accompanying drawing content or process transformation, are applied directly or indirectly in other relevant skills Art field, is included within the scope of the present invention.

Claims (10)

1. a kind of broadcasting for train monitoring system, which is characterized in that the broadcasting for train monitoring system includes: that broadcasting for train management is flat Platform (OCC-TPA), PIS system, TCMS and control centre's signal system, wherein the broadcasting for train management platform is equipped with outer Portion's interface, the external interface include: vehicle-mounted external interface and OCC external interface, and the broadcasting for train management platform passes through institute It states vehicle-mounted external interface to connect with the PIS system communication, and passes through the OCC external interface and control centre's signal System communication connection, the vehicle-mounted external interface are connect with the PIS system by wireless network;The PIS system with TCMS communication connection;Wherein:
Broadcasting for train management platform with the PIS grid for communicate, progress broadcasting for train business operation and right Train operation state and equipment state are monitored.
2. system according to claim 1, which is characterized in that the PIS system is equipped with double network interfaces and gateway, the train Broadcast monitoring systems further include: Cloud Server,
The PIS system passes through double network interface connection wireless networks and manages Platform communication with the broadcasting for train to reach, Wherein, double network interfaces play the role of Network Isolation;The PIS system is communicated by the gateway with Cloud Server, the cloud service Device connects exterior terminal equipment;
The broadcasting for train management platform is also used to, and obtains train fortune by double network interfaces that wireless network connects PIS system Battalion's state and equipment state, and broadcasting service operation is carried out to train;
The Cloud Server is then forwarded to outer for obtaining train operation state and equipment state by the gateway of PIS system Portion's terminal device.
3. system according to claim 1, which is characterized in that
Train running information is sent to PIS system for obtaining train running information by the TCMS, will by the PIS system Train running information is sent to the broadcasting for train by wireless network and manages platform;
The PIS system is also used to be broadcasted and shown automatically related content according to the train running information received.
4. system according to claim 2, which is characterized in that
The broadcasting for train manages platform, is also used to receive the actual motion shape for the train that control centre's signal system reports State carries out artificial microphone broadcast to a train or multiple row vehicle or whole trains according to the actual motion state of the train Or the voice document prestored on dispatching platform;And it is also used to compare train running information and institute that the PIS system reports The actual motion state for stating the train that control centre's signal system reports judges whether train current operating conditions are normal.
5. system according to claim 2, which is characterized in that
The broadcasting for train manages platform, is also used to feed back to the train operation state of monitoring and/or equipment state external whole The APP of end equipment;Alternatively, providing corresponding SDK to third party's APP access platform, transferred accordingly by third party APP by SDK Function obtains train operation state and/or equipment state, and is shown on interface.
6. system according to claim 2, which is characterized in that
The broadcasting for train manages platform, be also used to receive the passenger by PIS system forwards trigger it is urgent on train It after the alarm command of alarm, hangs up or answers according to alarm command selection, when answering, complete video intercom with passenger The control camera of linkage interior.
7. system according to claim 2, which is characterized in that
The broadcasting for train manages platform, is also used to carry out emergency processing according to the burst instruction received.
8. system according to claim 6, which is characterized in that the PIS system includes: that the control of train operator room is arranged in Unit processed, and the power amplifier unit in the setting of each compartment;Wherein:
Described control unit is transferred to the power amplifier unit of each compartment for selecting corresponding voice document, by power amplifier unit into The amplification of row signal, is played out by loudspeaker.
9. system according to claim 8, which is characterized in that the PIS system further include: double network interfaces with double network interfaces Module, several power amplifier audio output detection modules, each power amplifier audio output detection module are at least correspondingly connected with a compartment Power amplifier unit.
10. system according to claim 1 to 9, which is characterized in that broadcasting for train management platform is to setting It includes: to carry out communication class detection to PIS internal system equipment that standby state, which is monitored, and whether detection device works normally, PIS system Internal unit of uniting includes: LED, dynamic map, host board, NVR.
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