CN104002834B - Tramcar positive line switch control system based on loop wire sensing and control method - Google Patents
Tramcar positive line switch control system based on loop wire sensing and control method Download PDFInfo
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- CN104002834B CN104002834B CN201410241017.6A CN201410241017A CN104002834B CN 104002834 B CN104002834 B CN 104002834B CN 201410241017 A CN201410241017 A CN 201410241017A CN 104002834 B CN104002834 B CN 104002834B
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Abstract
The tramcar positive line switch control system based on loop wire sensing that the present invention relates to and control method.This system includes being located at the induction loop of track, meter shaft, route indicator, and is located at the goat of track switch；Electric car is provided with on-vehicle host and antenna, antenna and on-vehicle host data cube computation, and antenna also communicates to connect with induction loop；Being additionally provided with track switch controller by track, what track switch controller had that the first control end being connected with route indicator controlled end is connected with goat controlled end second controls the signal input part that is connected with the data exchange end of induction loop data cube computation of end with axle-counting signal outfan.The method includes: track switch controller and the mutual communication of electric car, makes electric car maybe can not control track switch according to current switch status.The present invention uses induction loop, utilizes its two-way communication and speed-position detection function, effectively realizes track switch control, it is ensured that tramcar safe driving.
Description
Technical field
The present invention relates to a kind of tramcar positive line switch control system based on loop wire sensing and control method, it is adaptable to the control of tramcar positive line switch.
Background technology
Modern tram is the track traffic mode of low freight volume in belonging to, and to a certain extent, can not only meet demand of passenger transport, and can provide comfortable environment by bus.Modern tram signaling system is that a functional localization controls and the simple signal system of train scheduling in positive line switch, and by running scheduling, positive line switch control, level crossing signal controls, vehicle-mounted 4 subsystems are constituted.Its shortcoming is that the control of track switch will be based on electronic tag and the wireless network of switch zones, and integrated level is low.
Summary of the invention
The technical problem to be solved is: overcome the problem that prior art exists, a kind of tramcar positive line switch control system based on loop wire sensing and control method are provided, this level of integrated system is high, real-time is good, capacity of resisting disturbance is strong, reliability is high, the method can realize effective control of match line track switch, and safety is high.
The technical scheme that the present invention solves its technical problem is as follows:
Tramcar positive line switch control system based on loop wire sensing, including being located at the induction loop of track, meter shaft, route indicator, and is located at the goat of track switch；Electric car is provided with on-vehicle host and antenna, antenna and on-vehicle host data cube computation, and antenna also communicates to connect with induction loop；Being additionally provided with track switch controller by track, what track switch controller had that the first control end being connected with route indicator controlled end is connected with goat controlled end second controls the signal input part that is connected with the data exchange end of induction loop data cube computation of end with axle-counting signal outfan.
The various device integration of this structure is high, and employing induction loop is transmission signal vector, and real-time is good, and capacity of resisting disturbance is strong, and reliability is high.
The technical scheme that control system of the present invention is the most perfect is as follows:
Preferably, track switch controller includes core processor, and respectively through bus and the monitoring means of core processor data cube computation, loop wire control unit, route indicator control unit, axle-counting signal unit, track switch driver element；First control end of track switch controller is positioned at route indicator control unit, end is positioned at track switch driver element, data exchange end is positioned at loop wire control unit, signal input part is positioned at axle-counting signal unit in the second control.
Preferably, meter shaft includes meter shaft detector and meter shaft main frame, and meter shaft detector is connected with meter shaft host data；Axle-counting signal outfan is positioned at meter shaft main frame；On-vehicle host includes Vehicle Controller and transceiver, and Vehicle Controller is connected with Transceiver Data, and transceiver is connected with antenna data.
Present invention also provide that
Tramcar positive line switch control method based on loop wire sensing, uses aforementioned tramcar positive line switch control system based on loop wire sensing；Control method comprises the following steps:
The first step, track switch controller continue to send location information to electric car by induction loop, and are received the feedback information of electric car by induction loop；Go to second step；
Second step, when track switch controller judges electric car close to switch section, track switch controller by induction loop to electric car send close to the information of switch section；After electric car receives information, request is selected to send to track switch controller default track switch by induction loop；According to the signal that meter shaft sends, track switch controller judges that current switch status is idle or takies, if the free time then goes to the 3rd step, if taking, go to the 5th step；
It is idle information that 3rd step, track switch controller send current switch status by induction loop to electric car, and electric car on-vehicle host sends the prompting continuing to travel to trolleyman room；Track switch controller selects request to send control instruction to goat by track switch, makes current track switch point to and meets track switch selection request, and track switch controller sends control instruction to route indicator simultaneously, makes the expression information of route indicator be consistent with track switch；Go to the 4th step；
Current track switch is pointed to and is sent to electric car by induction loop by the 4th step, track switch controller, and after electric car on-vehicle host confirms that the sensing of current track switch selects request to be consistent with track switch, electric car sails switch section into；After meter shaft detects that electric car takies switch section, sending current switch status to track switch controller is the signal taken, until after electric car rolls switch section away from, sending current switch status to track switch controller is idle signal；Go to finally walk；
It is the information taken that 5th step, track switch controller send current switch status by induction loop to electric car, and electric car on-vehicle host sends parking warning to trolleyman room；Track switch controller sends control instruction to route indicator simultaneously, makes the expression information of route indicator for stopping；Until track switch controller judges that current switch status is as, time idle, going to the 3rd step；
Final step, track switch controller judge whether finishing control, if the most persistently determining whether, electric car will be close to switch section and go to the first step when being judged as YES, if then controlling to terminate.
The method can realize effective control of match line track switch, is prevented effectively from track switch and controls by mistake, and safety is high.
The technical scheme that control method of the present invention is the most perfect is as follows:
Preferably, in track switch controller, communicated alternately by the sensed loop wire of loop wire control unit and electric car, the expression information of route indicator is controlled by route indicator control unit, the action of goat is controlled by track switch driver element, received meter shaft by axle-counting signal unit and send signal, monitoring means monitor current switch status and current track switch is pointed to, mutual with each unit by bus by core processor.
Preferably, in second step, track switch selects request to be the message information including train number, route number；The track switch that electric car is sent by induction loop selects request to send to loop wire control unit, message information is filtered demodulation and sends to core processor by bus by loop wire control unit, according to the current switch status in monitoring means, core processor judges that current switch status is idle or takies.
The present invention uses induction loop, utilizes its two-way communication and speed-position detection function, effectively realizes track switch control, it is ensured that tramcar safe driving.
Accompanying drawing explanation
Fig. 1 is the fundamental diagram of the embodiment of the present invention.
Detailed description of the invention
It is described in further detail with reference to the accompanying drawings and in conjunction with the embodiments to the present invention.But the invention is not restricted to given example.
Embodiment
In the present embodiment, tramcar positive line switch control system based on loop wire sensing includes being located at the induction loop 1 of track, meter shaft, route indicator 11, and is located at the goat 13 of track switch；Electric car 4 is provided with on-vehicle host and antenna 16, antenna 16 and on-vehicle host data cube computation, and antenna 16 also communicates to connect with induction loop 1；Being additionally provided with track switch controller by track, what track switch controller had that the first control end being connected with route indicator 11 controlled end is connected with goat 13 controlled end second controls the signal input part that is connected with the data exchange end of induction loop 1 data cube computation of end with axle-counting signal outfan.
Track switch controller includes core processor 2, and respectively through bus 9 and the monitoring means 3 of core processor 2 data cube computation, loop wire control unit 5, route indicator control unit 6, axle-counting signal unit 7, track switch driver element 8；First control end of track switch controller is positioned at the 6, second control of route indicator control unit, and end is positioned at track switch driver element 8, data exchange end is positioned at loop wire control unit 5, signal input part is positioned at axle-counting signal unit 7.
Meter shaft includes meter shaft detector 12 and meter shaft main frame 10, meter shaft detector 12 and meter shaft main frame 10 data cube computation；Axle-counting signal outfan is positioned at meter shaft main frame 10；On-vehicle host includes Vehicle Controller 14 and transceiver 15, Vehicle Controller 14 and transceiver 15 data cube computation, transceiver 15 and antenna 16 data cube computation.
The present embodiment control method includes:
The first step, track switch controller continue to send location information to electric car 4 by induction loop 1, and are received the feedback information of electric car 4 by induction loop 1；Go to second step；
Second step, when track switch controller judges electric car 4 close to switch section, track switch controller is sent close to the information of switch section to electric car 4 by induction loop 1；After electric car 4 receives information, request is selected to send to track switch controller default track switch by induction loop 1；According to the signal that meter shaft sends, track switch controller judges that current switch status is idle or takies, if the free time then goes to the 3rd step, if taking, go to the 5th step；
It is idle information that 3rd step, track switch controller send current switch status by induction loop 1 to electric car 4, and electric car 4 on-vehicle host sends the prompting continuing to travel to electric car 4 drivers' cab；Track switch controller selects request to send control instruction to goat 13 by track switch, makes current track switch point to and meets track switch selection request, and track switch controller sends control instruction to route indicator 11 simultaneously, makes the expression information of route indicator 11 be consistent with track switch；Go to the 4th step；
Current track switch is pointed to and is sent to electric car 4 by induction loop 1 by the 4th step, track switch controller, and after electric car 4 on-vehicle host confirms that the sensing of current track switch selects request to be consistent with track switch, electric car 4 sails switch section into；After meter shaft detects that electric car 4 takies switch section, sending current switch status to track switch controller is the signal taken, until after electric car 4 rolls switch section away from, sending current switch status to track switch controller is idle signal；Go to finally walk；
It is the information taken that 5th step, track switch controller send current switch status by induction loop 1 to electric car 4, and electric car 4 on-vehicle host sends parking warning to electric car 4 drivers' cab；Track switch controller sends control instruction to route indicator 11 simultaneously, makes the expression information of route indicator 11 for stopping；Until track switch controller judges that current switch status is as, time idle, going to the 3rd step；
Final step, track switch controller judge whether finishing control, if the most persistently determining whether, electric car 4 will be close to switch section and go to the first step when being judged as YES, if then controlling to terminate.
Wherein, in track switch controller, communicated alternately by the sensed loop wire of loop wire control unit 51 and electric car 4, the expression information of route indicator 11 is controlled by route indicator control unit 6, the action of goat 13 is controlled by track switch driver element 8, received meter shaft by axle-counting signal unit 7 and send signal, monitoring means 3 monitor current switch status and current track switch is pointed to, mutual with each unit by bus 9 by core processor 2.
In second step, track switch selects request to be the message information including train number, route number；The track switch that electric car 4 is sent by induction loop 1 selects request to send to loop wire control unit 5, message information is filtered demodulation and sends to core processor 2 by bus 9 by loop wire control unit 5, according to the current switch status in monitoring means 3, core processor 2 judges that current switch status is idle or takies.
In addition to the implementation, the present invention can also have other embodiments.The technical scheme that all employing equivalents or equivalent transformation are formed, all falls within the protection domain of application claims.
Claims (5)
1. tramcar positive line switch control method based on loop wire sensing, is characterized in that, this control method
System include being located at the induction loop of track, meter shaft, route indicator, and be located at the goat of track switch；
It is characterized in that, described electric car is provided with on-vehicle host and antenna, described antenna and on-vehicle host data cube computation, institute
State antenna also to communicate to connect with induction loop；Being additionally provided with track switch controller by described track, described track switch controls
Utensil has the second control that the be connected first control end is connected with goat controlled end with route indicator controlled end
The signal input that end processed is connected with axle-counting signal outfan with the data exchange end of induction loop data cube computation
End；
This control method comprises the following steps:
The first step, track switch controller continue to send location information to electric car by induction loop, and by sensing
Loop wire receives the feedback information of electric car；Go to second step；
Second step, when track switch controller judges electric car close to switch section, track switch controller passes through inductance loop
Alignment electric car sends close to the information of switch section；After electric car receives information, pass through inductance loop
Default track switch is selected request to send to track switch controller by line；The signal that track switch controller sends according to meter shaft is sentenced
Disconnected current switch status is idle or takies, if the free time then goes to the 3rd step, if taking, goes to the
Five steps；
It is idle letter that 3rd step, track switch controller send current switch status by induction loop to electric car
Breath, electric car on-vehicle host sends the prompting continuing to travel to trolleyman room；Track switch controller is selected by track switch
Request sends control instruction to goat, makes current track switch point to and meets track switch selection request, track switch control simultaneously
Device processed sends control instruction to route indicator, makes the expression information of route indicator be consistent with track switch；Go to
4th step；
Current track switch is pointed to and is sent to electric car by induction loop by the 4th step, track switch controller, the vehicle-mounted master of electric car
After machine confirms that the sensing of current track switch selects request to be consistent with track switch, electric car sails switch section into；Meter shaft detects
After electric car takies switch section, sending current switch status to track switch controller is the signal taken, until electric
After car rolls switch section away from, sending current switch status to track switch controller is idle signal；Go to final
Step；
It is the letter taken that 5th step, track switch controller send current switch status by induction loop to electric car
Breath, electric car on-vehicle host sends parking warning to trolleyman room；Track switch controller is to route indicator simultaneously
Send control instruction, make the expression information of route indicator for stopping；Until track switch controller judges current road
When trouble state is idle, go to the 3rd step；
Final step, track switch controller judge whether finishing control, if the most persistently determining whether, electric car will
Close to switch section and go to the first step when being judged as YES, if then controlling to terminate.
Tramcar positive line switch control method based on loop wire sensing the most according to claim 1, its
Feature is, described track switch controller includes core processor, and respectively through bus and core processor data
The monitoring means of connection, loop wire control unit, route indicator control unit, axle-counting signal unit, track switch
Driver element；First control end of described track switch controller is positioned at route indicator control unit, the second control
End is positioned at track switch driver element, data exchange end is positioned at loop wire control unit, signal input part is positioned at meter shaft letter
Number unit.
Tramcar positive line switch control method based on loop wire sensing the most according to claim 1, its
Feature is, described meter shaft includes meter shaft detector and meter shaft main frame, described meter shaft detector and meter shaft host number
According to connection；Described axle-counting signal outfan is positioned at meter shaft main frame；Described on-vehicle host include Vehicle Controller and
Transceiver, described Vehicle Controller is connected with Transceiver Data, and described transceiver is connected with antenna data.
Tramcar positive line switch control method based on loop wire sensing the most according to claim 1, its
Feature is, in described track switch controller, the sensed loop wire of loop wire control unit and electric car communicates alternately,
Controlled the expression information of route indicator by route indicator control unit, track switch driver element control turn-out track
The action of machine, is received meter shaft by axle-counting signal unit and sends signal, monitoring means monitor current switch status
Point to current track switch, mutual with each unit by bus by core processor.
Tramcar positive line switch control method based on loop wire sensing the most according to claim 4, its
Feature is, in second step, described track switch selects request to be the message information including train number, route number；Institute
Stating the track switch that electric car sends by induction loop selects request to send to loop wire control unit, described loop wire control unit
Message information is filtered demodulation and send to core processor by bus, described core processor according to
Current switch status in monitoring means judges that current switch status is idle or takies.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410241017.6A CN104002834B (en) | 2014-05-30 | 2014-05-30 | Tramcar positive line switch control system based on loop wire sensing and control method |
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| CN201410241017.6A CN104002834B (en) | 2014-05-30 | 2014-05-30 | Tramcar positive line switch control system based on loop wire sensing and control method |
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| CN104002834B true CN104002834B (en) | 2016-08-17 |
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| CN104309652B (en) * | 2014-10-21 | 2016-09-07 | 卡斯柯信号有限公司 | A kind of intelligent tramcar signal system |
| CN104354720B (en) * | 2014-10-22 | 2016-06-22 | 北京交控科技股份有限公司 | Tramcar main track Cha Qu interlocking means of defence and system |
| JP6310868B2 (en) * | 2015-02-12 | 2018-04-11 | 株式会社日立製作所 | Course control system, course control method, and ground device |
| CN105711622B (en) * | 2016-02-18 | 2017-08-22 | 杭州钱江称重技术有限公司 | Position loop wire |
| CN105721372B (en) * | 2016-02-18 | 2019-04-12 | 杭州钱江称重技术有限公司 | Communicate loop wire |
| CN107128333B (en) * | 2016-02-29 | 2019-03-19 | 深圳市朗驰欣创科技股份有限公司 | Track switch machine control method, system, track switch machine and track mobile devices |
| CN106394611B (en) * | 2016-08-31 | 2018-09-04 | 交控科技股份有限公司 | A kind of track switch control method, device and controller |
| CN106394614A (en) * | 2016-10-11 | 2017-02-15 | 通号万全信号设备有限公司 | Safety type trackside interlock control method and system for slide way streetcar |
| CN112722001B (en) * | 2021-01-21 | 2022-08-19 | 中车青岛四方机车车辆股份有限公司 | Switch control system and method for tramcar and tramcar |
| CN113247055A (en) * | 2021-05-31 | 2021-08-13 | 中国铁道科学研究院集团有限公司通信信号研究所 | Tramcar signal control system based on distributed target control |
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Address after: 210031 Nanjing province high tech Industrial Development Zone, Taishan Park, North Pearl Road, No. 68 Patentee after: CRRC NANJING PUZHEN CO., LTD. Address before: 210031 Nanjing province high tech Industrial Development Zone, Taishan Park, North Pearl Road, No. 68 Patentee before: CSR NANJING PUZHEN Vehicles Co., Ltd. |