CN104309652A - Intelligent tramcar signal system - Google Patents
Intelligent tramcar signal system Download PDFInfo
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- CN104309652A CN104309652A CN201410562453.3A CN201410562453A CN104309652A CN 104309652 A CN104309652 A CN 104309652A CN 201410562453 A CN201410562453 A CN 201410562453A CN 104309652 A CN104309652 A CN 104309652A
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Abstract
The invention relates to an intelligent tramcar signal system. The intelligent tramcar signal system comprises a dispatching management subsystem, a turnout junction controlling and interlocking subsystem, a vehicle-mounted subsystem, a level crossing optimized subsystem, a closed circuit television subsystem, a passenger information subsystem, a broadcast television subsystem, a maintenance subsystem and a communication subsystem, wherein the dispatching management subsystem is respectively connected with the turnout junction controlling and interlocking subsystem, the vehicle-mounted subsystem, the level crossing optimized subsystem, the closed circuit television subsystem, the passenger information subsystem and the broadcast television subsystem; the vehicle-mounted subsystem is respectively connected with the passenger information subsystem and the broadcast television subsystem, and is respectively connected with the turnout junction controlling and interlocking subsystem and the level crossing optimized subsystem through the communication subsystem; and the maintenance subsystem is respectively connected with the turnout junction controlling and interlocking subsystem and the level crossing optimized subsystem. Compared with the prior art, the intelligent tramcar signal system has the advantages of high integration level, high automation and the like.
Description
Technical field
The present invention relates to a kind of electric car signal system, especially relate to a kind of intelligent tramway train signal system.
Background technology
Modern tram is a kind of modern design, environmental friendliness, resource-effective medium-heavy road traffic public conveyance and transportation instrument, construction period short, reduced investment, comfortable convenient, as track traffic main line extension and supplement and just becoming track traffic variation and build indispensable component part.
Modern rail signal system should design around the core driver of tramway train operation, and mobile unit support operation as much as possible function, improves the system availability under backup mode.And center is more a lot of to auxiliary function, needing each weak electronic system to carry out interlock measure provides more perfect scheduling visual angle and operation means.The sharpest edges of modern tram are safety and traveling comfort, provide circuit efficiency of operation by Automated condtrol.
The driving principle of tramway train is visual driving, and driver judges to drive authorization terminal and speed by the extraneous information of range estimation.For under some particular surroundings, the visual range of driver does not meet the demand of stopping distance, in order to improve the operation ability of train, need set up vehicle-mounted and trackside signalling set to ensure traffic safety.These particular surroundingss comprise switch zones, the sections such as tunnel, bridge, bend, single track, level crossing, platform.Trackside signalling set making a dash across the red light and hypervelocity behavior in conjunction with vehicle-mounted signal device primary protection train.
In some region, if low speed is not by having security risk, but have security risk under high-speed case.Comparatively large for current domestic passenger flow, capacity requires higher circuit, the configuration vehicle-mounted automatic protection of tramway train signal system more suitable for China.
Tramway train travels in city environment, and periphery traffic environment is complicated and changeable.If et out of order or the operation that not only can affect tramway train of sliding down also can affect the operation of highway communication.Reliability and the safety of tramway train can not be ignored more.For the section that overhead, tunnel, large turning visual isopter are bad, it is essential that make a dash across the red light protection and speed limit are protected.When not sacrificing efficiency of operation, increasing signal mobile unit guarantee driving safety, reducing operations risks, reduce the workload of driver simultaneously.
Because the availability of modern tram Signal Products and reliability significantly improve, rescue or failure mode often seldom occur.Therefore the control center staff establishment of general tramway train is less than other track traffic modes, carries out responsibility merging for each post.Thus new demand is proposed to signal system, dispatcher needs to grasp line information comprehensively.The Main Means of acquisition of information comprises: scheduling screen shows train status information and all fronts status information of equipment, phone confirmation, the field data that closed-circuit TV captured in real-time arrives.By the acquisition of above information, dispatcher in conjunction with operation professional etiquette, can carry out related remote operation.
Summary of the invention
Object of the present invention is exactly provide the intelligent tramway train signal system of a kind of high integration and high automation to overcome defect that above-mentioned prior art exists, can the tramway train traffic safety of effective guarantee based on visual driving.
Object of the present invention can be achieved through the following technical solutions:
A kind of intelligent tramway train signal system, it is characterized in that, comprise scheduling management subsystem, track switch controls interlocking subsystem, onboard subsystem, level crossing optimizes subsystem, closed-circuit TV subsystem, Customer information subsystem, broadcasting call subsystem, maintenance subsystem and communication subsystem, described scheduling management subsystem controls interlocking subsystem with track switch respectively, onboard subsystem, level crossing optimizes subsystem, closed-circuit TV subsystem, Customer information subsystem, broadcasting call subsystem connects, described onboard subsystem respectively with Customer information subsystem, broadcasting call subsystem connects, described onboard subsystem controls interlocking subsystem with track switch respectively by communication subsystem, level crossing is optimized subsystem and is connected, described maintenance subsystem controls interlocking subsystem with track switch respectively, level crossing is optimized subsystem and is connected.
Described scheduling management subsystem by train identification, follow the trail of with show, running chart is worked out, train route is handled, Train Interval adjusts, operating data record realizes train on automatic supervision, control line operation.Scheduling management subsystem provides timetable to manage: operator can create timetable or manual edit timetable automatically.Control center's subsystem provides warehouse-in plan editting function: after going out warehouse-in plan and planning the same day to mate completely, control center's subsystem can distribute running number automatically according to the plan of car warehouse-in.Alarm management and playback management are provided, monitor and failure analysis for equipment state.Scheduling management subsystem provides the function of remote operation main track equipment.
Described track switch controls interlocking subsystem and is responsible for train in positive line switch region and the traffic safety of car depot being furnished with signalling set, provides must follow traffic light system to chaufeur.Be specially: set up route according to safety philosophy, prevent the train colliding in zone of protection and survey punching, guarantee and the switch locking that open route is associated, cause due to track switch movement after preventing train from sailing switch zones into and squeeze trouble or overstep the limit.The route indicating device of switch zones have represent switch locking after open to, and the function of block off traffic.
Described onboard subsystem comprises car-mounted computer and the man-machine display operation interface be connected with car-mounted computer respectively, vehicle positioning speed measuring device and vehicular communication unit;
Described onboard subsystem is used for the operation management after from operation and monitoring and controlling traffic system, communicate with OCC (running control center) in real time, realize the location tracking of train, train is late tracking correction early, and automatically sends route order according to the plan information that OCC issues.Onboard subsystem can control the Customer information display on vehicle, informs destination, passenger front.
The street railway that described level crossing optimization subsystem is directed to level crossing is configured, ensure that train is safe and efficient when passing through crossing, namely for the circuit having level crossing, carry out crossing priority control, the implementation that this crossing priority controls is control based on the crossing priority request of loop-line arrangement along the line and green ripple, tramway train is obtained close to information by loop wire, active response is passed through demand, active response demand of passing through not only can reduce can also guarantee tramway train to highway communication impact preferentially pass through success ratio; Described level crossing is optimized subsystem and is driven tramway train level crossing special signal lamp, this special signal lamp can represent that train is detected close to crossing, tramway train crossing priority is by asking successfully, open crossing is passed through, active response demand of passing through not only can reduce can also guarantee tramway train to highway communication impact preferentially pass through success ratio.
Described closed-circuit TV subsystem is used for the object being reached monitoring by camera, and described camera is arranged on Special Areas for observing the transfer of passenger, described Special Areas comprises dangerous road junction, region of turning back, switch zones, car depot and car stop.Due to the line condition of tramway train opening driving, make the role of CCTV in tramway train operation independent and particularly important.By complex automatic system, fault can be provided to link, automatic switchover CCTV camera monitoring range, improve Ability of emergency management.
Described Customer information subsystem comprises platform Customer information unit and vehicle-mounted Customer information unit, described platform Customer information unit is connected with scheduling management subsystem, for the platform Customer information shown, and know that arriving of train sends out station time and a destination information; Described vehicle-mounted Customer information unit is connected with onboard subsystem, for showing vehicle-mounted Customer information.
Center dispatcher can pass through Customer information subsystem center interface, and appointed object conveys a message.Require flexible, auxiliary operation.This system includes central system, man-machine interface, accessory display devices, the public display interface in station, vehicle-mounted public display interface.Customer information subsystem has text-to-speech function.
Described broadcasting call subsystem issues the relevant information of operation according to order, and the synchronous broadcast voice information of the function realizing text-to-speech, described broadcasting call subsystem comprises platform broadcasting call unit and vehicle-mounted broadcasting telephone unit, described platform broadcasting call unit is connected with scheduling management subsystem, and described vehicle-mounted broadcasting telephone unit is connected with onboard subsystem.
Broadcasting call subsystem is used for center and driver, and passenger carries out language message transmission.Developing and managing of call completes on center dispatcher workstation.The priority of telephone communication mainly contains: normal (standard request), urgent (request priority processing), urgent (trigger alarm).When driver needs to converse with dispatcher, he will press urgent or common calling request button.Wireless data will send and be presented on the screen of dispatcher afterwards.Dispatcher builds on the communication of driver, communicates with being set up by server, feeds back to the message of a board units connection setup.Communication between chaufeur and scheduling is half-duplex operation or two way communication.In half-duplex operation, driver needs to pin intercommunication button and just can speak, and release intercommunication button can listen the sound of scheduling.Broadcast-telephone subsystems center operations window mainly contains: window shows the call from driver.This moment normal phone is by according to time-sequencing, and emergency call can come on normal telephone, and alarm telephone can be placed in top; Show the phone connected to connect; Menu bar contains the icon of contact staff or vehicle.
Described maintenance subsystem, for monitoring all devices of whole signal system, carries out alert process for improper equipment.Maintenance subsystem, by all fronts equipment access, realizes carrying out remote detection to the state of intelligent tramway train signal system all fronts equipment.Find signalling set hidden danger, analytic signal breakdown of equipment reason, coaching device is safeguarded.Complete the real time monitoring to field, station status of using, signalling set application, Job Operations record, stored record and history playback.
Described communication subsystem comprises backbone network and wireless network.The data transmitted in main track and car depot are wherein needed to have:
Backbone network needs transmission trackside interlocking data and monitor data
Control center and vehicle are conversed: control center operator can converse with a train or the tramway train of a series of car or all operations on the line
The request of data of train is passed to from control center
The request of data of OCC is passed to from vehicle
Media application (closed-circuit TV, broadcast-phone, Customer information): transmit video-audio signal
Compared with prior art, the present invention has the following advantages:
1, native system is different from legacy communications system and the separate structure of signal system, the communication system that is closely connected and other weak electronic system, forms a kind of tramway train signal system based on the design of intelligent travelling crane thought.
2, native system is different from subway and state's iron and other rail traffic signal system standards, for tramway train system, and auxiliary driver's guarantee driving safety.
3, in street railway, for the situation of bad visibility, realize automatic protection by signal system, reduce manual intervention.
4, the mutual interlock of tramway train completely between warning and each subsystem, such as, cannot dispatch a car when train conductor is trapped in platform the time, center control inerface can produce corresponding warning and call live video picture.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is typical stations field device arrangement plan of the present invention
Fig. 3 is Customer information subsystem structure schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment
As shown in Figure 1, a kind of intelligent tramway train signal system, comprise scheduling management subsystem 1, track switch controls interlocking subsystem 2, onboard subsystem 3, level crossing optimizes subsystem 4, closed-circuit TV subsystem 5, Customer information subsystem, broadcasting call subsystem, maintenance subsystem 8 and communication subsystem 9, described scheduling management subsystem 1 controls interlocking subsystem 2 with track switch respectively, onboard subsystem 3, level crossing optimizes subsystem 4, closed-circuit TV subsystem 5, Customer information subsystem, broadcasting call subsystem connects, described onboard subsystem 3 respectively with Customer information subsystem, broadcasting call subsystem connects, described onboard subsystem 3 controls interlocking subsystem 2 with track switch respectively by communication subsystem 8, level crossing is optimized subsystem 4 and is connected, described maintenance subsystem 8 controls interlocking subsystem 2 with track switch respectively, level crossing is optimized subsystem 4 and is connected.
Described Customer information subsystem comprises platform Customer information unit 61 and vehicle-mounted Customer information unit 62, described platform Customer information unit 61 is connected with scheduling management subsystem 1, for the platform Customer information shown, and know that arriving of train sends out station time and a destination information; Described vehicle-mounted Customer information unit 62 is connected with onboard subsystem 3, for showing vehicle-mounted Customer information.
Described broadcasting call subsystem comprises platform broadcasting call unit 71 and vehicle-mounted broadcasting telephone unit 72, and described platform broadcasting call unit 71 is connected with scheduling management subsystem 1, and described vehicle-mounted broadcasting telephone unit 72 is connected with onboard subsystem 3.
The each subsystem of tramway train is connected by communication subsystem.Center arranges scheduling management subsystem and maintenance subsystem for monitoring line condition and equipment situation completely, can organize multiple cross-channel with regard to line feature.。For switch zones configuration interlocking subsystem, for controlling route.Onboard subsystem is connected with center by communication, obtains plan information from center, and auxiliary driver driving ensures punctuality rate.Send command information by wire loop antenna to trackside by onboard subsystem, this command information can be used for track switch and controls or optimize subsystem to level crossing to send tramway train preferentially by the request of level crossing.Because tramway train does not generally arrange watch keeper at platform, care workers needs subsystem by way of closed-circuit television, Customer information subsystem, and broadcast-telephone subsystems realizes the information interaction with on-site actual situations.Maintenance subsystem then as the unified repair and maintenance system to all fronts equipment, watch-dog mode of operation.Communication subsystem ensures the reliability and security of information transmission completely, connects each subsystem and normally works.
All operation trains all equip mobile unit and the two-way car-ground Wireless Telecom Equipment of continuous print, arrange trackside interlocking equipment be responsible for ensureing the traffic safety of train in switch zones in trackside (main track/test run line) switch zones.This engineering, based on visual driving, is engaged in the operation management under degraded mode.
Completely only take check implement for switch zones deployment rails, realize train and take detection in switch zones.Route order can be sent from trend trackside loop wire by vehicle-mounted loop wire; Or to be got off to trackside by driver, select the mode of route to handle route by the button on pressing access way control box.The command information that basis collects by interlocking equipment, interlocking computing machine according to the corresponding equipment state of outside input checking, will calculate through interlock logic and judge whether that can open route performs corresponding operational order control switch machine and signal.If accompanying drawing 2 is typical stations field device arrangement plan.
Handling of switch zones route must meet the following conditions:
Route is set up order and is arranged;
This track switch is not by other route lockings (track switch can freely be changed);
This track switch place section is idle.
If interlocking subsystem is malfunctioning:
Cancel the route of all cross-pressure track switches;
This region display red band;
Cancel the electronic machine control of track switch, restriction exports;
According to operation operating instruction, track switch indicator for displaying red light resets.
In Project Process, need to arrange visual signal designation equipment along track completely.Driver should judge according to on-site actual situations, selects suitable speed steering vehicle operation under indicated speed, ensures traffic safety.
Onboard subsystem is by network and center real-time communication, and being satisfied with the function of the various operation management after from operation and monitoring and controlling traffic system service, 3 seconds is a communication cycle.Can by train on the line timely, road junction, the information feed back of side line, to OCC, equally also can feed back to operation centre and service center; Can predict likely with the error of depositing timetable generation; The mission bit stream of train.By these information, onboard subsystem provides advisory information in conjunction with actual conditions automatically according to Train operation plan information.For preventing operation chaotic, the deviation of the report of train actual position and desired location can make dispatcher take appropriate measures and adjust operation.In order to simplify the work of dispatcher, onboard subsystem provides management accessory appliances to select to adjust the scheme of operation for operator.Onboard subsystem can ensure the lasting operation efficiently of line system.
Customer information subsystem, broadcasting call subsystem, closed-circuit TV subsystem, communication subsystem together constitutes public information system/public broadcasting/communication; Information interaction between connection control center and passenger.Include central system, man-machine interface, accessory display devices, station Public Address system, car ground phone/internal unit.Connection mode as shown in Figure 3.
Backbone network adopts the ring network scheme based on ethernet technology, utilizes the rapidly self-healing agreement of backbone switches to realize fiber optic protection, guarantees that the communication between signal application has higher reliability.Two-way bandwidth is not less than 2*1Gbps.Arrange backbone network node in the switch zones including signal control scope in, each backbone network node arranges 2 industrial ethernet switchs.
The data of signal system and control information by backbone transport networks at OCC, mutual between each station and car depot.Have with the signaling subsystem of backbone interface:
Interlocking subsystem
Scheduling management subsystem
Customer information subsystem
Level crossing subsystem
Broadcasting call subsystem
Closed-circuit TV subsystem
Maintenance subsystem
Backbone network provides some network interfaces for signal system, makes to be connected by private network between signalling set.
Wireless communication system generally adopts ad Hoc wireless network, and frequency of operation is ISM 2.4Ghz; Thus ensure the availability of signal system radio communication.
Wireless coverage street railway scope comprises station, main track, car depot and test run line.There is following functions:
A. data transmission, such as, between vehicle-mounted and OCC.
B., when train leaves for another station from World War I, the network base station accessed is changed automatically.
Because scheduling management subsystem is not high to onboard subsystem data bandwidth, be generally two-way each more than 100kbps, the WiFi AP of arrowband 5MHz can be used to carry out networking, data capacity (can be stablized and reach 1.5Mbps, the highest 5.5Mbps), coverage distance (can reach 350m ~ 400m), on obstacle overcome ability, can satisfy the demands completely.
Cordless communication network physically provides separate red, blue two cover Wireless Communication Equipment: each TRE of trackside comprises red, blue two AP; On train, headstock, the tailstock configure red, blue in-vehicle wireless device respectively, and the equipment of headstock (tailstock) can access red, blue wireless network simultaneously, guarantees the availability of radio communication, various degradation communication connection.
Above subsystems, all with self-diagnostic function, effectively judges subsystems mode of operation and record.Maintenance subsystem, according to actual items demand configuration special maintenance net, realizes communicating with extraneous subsystem with in each intelligent tramway train signal system professional range.The various job information of real-time collecting, and process alarm message.Unified issue, for operation personnel and service personnel provide the Information issued measure of friendly interface.
According to the alarm message that maintenance subsystem or other subsystems are issued to control center, intelligent tramway train signal system provides linkage function.
Such as when train conductor rest on the time station do not dispatch a car time, the operation interface of scheduling will point out alarm message, guide dispatcher to click simultaneously and call the camera of monitoring site situation.Dispatcher can be linked up with field man by camera and phone, takes adequate measures.
When the actual operation information controlling to monitor certain train in the heart and plan deviation comparatively greatly, control center can regulate expectation plan automatically, and sends it to passenger information system.It is actual in sending out the station time that passenger information system will upgrade train.When error is larger, center dispatcher can carry out voice broadcast by telephone subsystems, pacifies passenger's mood.
When certain row or a few train stop suddenly, even if center dispatcher can obtain train completely follow the trail of the train position information showing and obtain and stop suddenly.Shown by the state of relevant device, can know that whether Train Stopping is normal.If due to the non-normal stop that breakdown of equipment causes, dispatcher can know fault type by maintenance subsystem; Confirm parking reason, which subsystem causes.Organize related personnel's trouble-shooting, recover operation.
Claims (10)
1. an intelligent tramway train signal system, it is characterized in that, comprise scheduling management subsystem, track switch controls interlocking subsystem, onboard subsystem, level crossing optimizes subsystem, closed-circuit TV subsystem, Customer information subsystem, broadcasting call subsystem, maintenance subsystem and communication subsystem, described scheduling management subsystem controls interlocking subsystem with track switch respectively, onboard subsystem, level crossing optimizes subsystem, closed-circuit TV subsystem, Customer information subsystem, broadcasting call subsystem connects, described onboard subsystem respectively with Customer information subsystem, broadcasting call subsystem connects, described onboard subsystem controls interlocking subsystem with track switch respectively by communication subsystem, level crossing is optimized subsystem and is connected, described maintenance subsystem controls interlocking subsystem with track switch respectively, level crossing is optimized subsystem and is connected.
2. the intelligent tramway train signal system of one according to claim 1, it is characterized in that, described scheduling management subsystem by train identification, follow the trail of with show, running chart is worked out, train route is handled, Train Interval adjusts, operating data record realizes train on automatic supervision, control line operation.
3. the intelligent tramway train signal system of one according to claim 1, it is characterized in that, described track switch controls interlocking subsystem and is responsible for train in positive line switch region and the traffic safety of car depot being furnished with signalling set, be specially: set up route according to safety philosophy, prevent the train colliding in zone of protection and survey punching, guarantee and the switch locking that open route is associated, cause due to track switch movement after preventing train from sailing switch zones into and squeeze trouble or overstep the limit.
4. the intelligent tramway train signal system of one according to claim 1, it is characterized in that, described onboard subsystem comprises car-mounted computer and the man-machine display operation interface be connected with car-mounted computer respectively, vehicle positioning speed measuring device and vehicular communication unit;
Described onboard subsystem is used for the operation management after from operation and monitoring and controlling traffic system, communicate with OCC (running control center) in real time, realize the location tracking of train, train is late tracking correction early, and automatically sends route order according to the plan information that OCC issues.
5. the intelligent tramway train signal system of one according to claim 1, it is characterized in that, the street railway that described level crossing optimization subsystem is directed to level crossing is configured, ensure that train is safe and efficient when passing through crossing, namely for the circuit having level crossing, carry out crossing priority control, the implementation that this crossing priority controls is control based on the crossing priority request of loop-line arrangement along the line and green ripple, obtain tramway train close to information by loop wire, active response is passed through demand; Described level crossing is optimized subsystem and is driven tramway train level crossing special signal lamp, and this special signal lamp can represent that train is detected close to crossing, and tramway train crossing priority is by asking successfully, and open crossing is passed through.
6. the intelligent tramway train signal system of one according to claim 1, it is characterized in that, described closed-circuit TV subsystem is used for the object being reached monitoring by camera, described camera is arranged on Special Areas for observing the transfer of passenger, described Special Areas comprises dangerous road junction, region of turning back, switch zones, car depot and car stop.
7. the intelligent tramway train signal system of one according to claim 1, it is characterized in that, described Customer information subsystem comprises platform Customer information unit and vehicle-mounted Customer information unit, described platform Customer information unit is connected with scheduling management subsystem, for the platform Customer information shown, and know that arriving of train sends out station time and a destination information; Described vehicle-mounted Customer information unit is connected with onboard subsystem, for showing vehicle-mounted Customer information.
8. the intelligent tramway train signal system of one according to claim 1, it is characterized in that, described broadcasting call subsystem issues the relevant information of operation according to order, and the synchronous broadcast voice information of the function realizing text-to-speech, described broadcasting call subsystem comprises platform broadcasting call unit and vehicle-mounted broadcasting telephone unit, described platform broadcasting call unit is connected with scheduling management subsystem, and described vehicle-mounted broadcasting telephone unit is connected with onboard subsystem.
9. the intelligent tramway train signal system of one according to claim 1, is characterized in that, described maintenance subsystem, for monitoring all devices of whole signal system, carries out alert process for improper equipment.
10. the intelligent tramway train signal system of one according to claim 1, it is characterized in that, described communication subsystem comprises backbone network and wireless network.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104691576A (en) * | 2015-03-23 | 2015-06-10 | 苏州富欣智能交通控制有限公司 | Tramcar traffic control system |
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| CN108082222A (en) * | 2017-11-23 | 2018-05-29 | 交控科技股份有限公司 | It is a kind of be used in the synthesis running control system that floats of low freight volume single track/magnetic |
| CN110884530A (en) * | 2019-11-20 | 2020-03-17 | 中车青岛四方机车车辆股份有限公司 | Intelligent train system |
| CN111137328A (en) * | 2020-01-22 | 2020-05-12 | 卡斯柯信号有限公司 | Tramcar driving scheduling management system |
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| CN111301491B (en) * | 2020-05-15 | 2020-09-08 | 北京全路通信信号研究设计院集团有限公司 | Train operation plan adjusting method and system |
| CN112896245A (en) * | 2021-03-25 | 2021-06-04 | 中铁二院工程集团有限责任公司 | Medium-low traffic volume rail transit signal system |
| CN113371038A (en) * | 2021-05-14 | 2021-09-10 | 中国铁道科学研究院集团有限公司 | Tramcar management method and system |
| CN113371038B (en) * | 2021-05-14 | 2022-03-18 | 中国铁道科学研究院集团有限公司 | Tramcar management method and system |
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