CN102923165A - Integrated train overspeed protection vehicle-mounted equipment - Google Patents
Integrated train overspeed protection vehicle-mounted equipment Download PDFInfo
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- CN102923165A CN102923165A CN2011102293291A CN201110229329A CN102923165A CN 102923165 A CN102923165 A CN 102923165A CN 2011102293291 A CN2011102293291 A CN 2011102293291A CN 201110229329 A CN201110229329 A CN 201110229329A CN 102923165 A CN102923165 A CN 102923165A
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Abstract
The invention discloses integrated train overspeed protection vehicle-mounted equipment. The integrated train overspeed protection vehicle-mounted equipment comprises a host rear panel, and an external expansion channel board card, a recorder board card, a multi-functional host board card and a transmission interface unit (TIU) input and output board card which are inserted into the host rear panel respectively; and the external expansion channel board card, the recorder board card and the TIU input and output board card interact information with the multi-functional host board card through a bus provided by the host rear panel. The integrated train overspeed protection vehicle-mounted equipment has the characteristics of low cost, small size, light weight and the like, can be applied to a bullet train, locomotives with the harsh installation conditions, and is convenient to install and maintain; the size, the weight and the cost of the integrated train overspeed protection vehicle-mounted equipment are reduced, the safety of the overspeed protection vehicle-mounted equipment is not reduced, and the reliability of the train overspeed protection vehicle-mounted equipment is improved further.
Description
Technical field
The present invention relates to the safety control field of train operation control system, particularly a kind of integrated train overspeeding protection mobile unit.
Background technology
The ATP(Automatic Train Protection of train protection system) be one of component part of high speed railway, subway, urban track traffic operation control system, it is mainly used to provide speed limiting information to keep the personal distance between train, and train is moved meeting under the standard of limited speed.Train overspeeding protection's mobile unit is an important component part in the train protection system, and it is the train operation control command that receives according to from train overspeeding protection's wayside equipment, a kind of safety control equipment that train is carried out the real-time speed supervision.
At present, train overspeeding protection's mobile unit often adopts rack to install, and its component devices is more, and volume is larger, and price is more expensive, and is mainly used on the motor train unit.And the mobile unit that uses on the existing locomotive is train operation monitoring device, but the safety of train operation monitoring device, reliability and maintainability level are all not as good as train overspeeding protection's mobile unit.
In the face of the existing locomotive of domestic enormous amount, in order to guarantee the traffic safety of existing locomotive, train operation monitoring device of the prior art can not satisfy the demands, but in the urgent need to a mobile unit with high security, high reliability and high maintainability.
Summary of the invention
Deficiency for existing train overspeeding protection mobile unit and train operation monitoring device, the invention provides a kind of integrated train overspeeding protection mobile unit that is applicable to simultaneously existing locomotive and motor train unit, have little, easy for installation, the lower-cost characteristics of volume, have simultaneously high security, high reliability, the maintainable characteristics such as strong.
A kind of integrated train overspeeding protection mobile unit, described mobile unit comprises:
Host backplane, and be plugged on respectively external expanding communication integrated circuit board, logger integrated circuit board, Multifunctional main machine board card and TIU input and output integrated circuit board on the described host backplane;
Bus and described Multifunctional main machine board card that described external expanding communication integrated circuit board, logger integrated circuit board and TIU input/output board cartoon are crossed described host backplane to be provided carry out information interaction.
The invention has the beneficial effects as follows: the invention provides a kind of integrated train overspeeding protection mobile unit, it is low to have cost, volume is little, the characteristics such as lightweight, can not only be applied on the motor-car, can also be applicable to the existing locomotive of mounting condition harshness, be convenient to installation and maintenance, and the integrated train overspeeding protection mobile unit that the embodiment of the invention provides is reducing volume, in the time of weight and cost, do not reduce its safety, further improved reliability, integrated train overspeeding protection provided by the invention mobile unit has solved existing train overspeeding protection mobile unit and has been difficult to widespread adoption in the problem of existing locomotive, for railway development has been made contribution.
Description of drawings
Fig. 1 is the block diagram of the integrated train overspeeding protection mobile unit of the embodiment of the invention 1;
Fig. 2 is another block diagram of the integrated train overspeeding protection mobile unit of the embodiment of the invention 2;
Fig. 3 is the detailed construction scheme drawing of the integrated train overspeeding protection mobile unit of the embodiment of the invention 3.
The specific embodiment
For making the purpose, technical solutions and advantages of the present invention more explicit, the present invention is further illustrated below in conjunction with the drawings and specific embodiments.At this, exemplary embodiment of the present invention and explanation thereof are mainly used in explaining the present invention, but not as a limitation of the invention.
Embodiment one
The invention provides a kind of integrated train overspeeding protection mobile unit, have the characteristics such as cost is low, volume is little, lightweight, can be applied to also can be applied on the existing locomotive on the motor-car, and further improve the reliability and maintainability of integrated train overspeeding protection mobile unit.
As shown in Figure 1, integrated train overspeeding protection mobile unit comprises: host backplane, and be plugged on respectively external expanding communication integrated circuit board, logger integrated circuit board, Multifunctional main machine board card and TIU input and output integrated circuit board (TIU train interface unit, English full name Train Interface Unit) on the described host backplane;
Bus and above-mentioned Multifunctional main machine board card that external expanding communication integrated circuit board, logger integrated circuit board and TIU input/output board cartoon are crossed above-mentioned host backplane to be provided carry out information interaction.
In the present embodiment, externally the expanding communication integrated circuit board links to each other with external device by the multi-path serial interface, from the external device acquired information, and utilize secure communication protocols to send the Multifunctional main machine board card to from the bus that the information exchange that external device obtains is crossed host backplane and provided;
The logger integrated circuit board, the main related data of being responsible for the integrated train overspeeding protection of record mobile unit;
The Multifunctional main machine board card is the core processing unit of integrated train overspeeding protection mobile unit, is used for the data that receive are carried out safe handling, and utilizes TIU input/output board card to carry out Safety output by the bus that host backplane provides;
TIU input and output integrated circuit board, the bus and the Multifunctional main machine board card that provide by host backplane carry out information interaction, realize Safety output.
The integrated train overspeeding protection mobile unit that the embodiment of the invention provides has the characteristics such as cost is low, volume is little, lightweight, be not only applicable to motor-car, also be applicable to the existing locomotive of mounting condition harshness, be convenient to installation and maintenance, and the integrated train overspeeding protection mobile unit that the embodiment of the invention provides is when reducing volume, weight and cost, do not reduce its safety, further improved the reliability of integrated train overspeeding protection mobile unit.
Embodiment two
The integrated train overspeeding protection mobile unit that the embodiment of the invention provides can be finished the function that multiple devices are finished in the existing train protection system.
As shown in Figure 2, the integrated train overspeeding protection mobile unit that present embodiment provides also comprises: filtering integrated circuit board, BTM power amplifier integrated circuit board (BTM answering machine information receiving unit, English full name Balise Transmission Module), BTM decoding and communication card, above-mentioned integrated circuit board is plugged on respectively on the host backplane, and the bus and the Multifunctional main machine board card that provide by host backplane carry out information interaction;
Wherein, the filtering integrated circuit board is used for the interference that filtering comes from external power supply;
BTM power amplifier integrated circuit board is used for the responser information that receives is carried out first treatment, and the responser information after processing is passed to BTM decoding and communication card;
BTM decoding and communication card are used for finishing the further processing of responser information, and the responser user's message that obtains are passed to the Multifunctional main machine board card use.
Concrete, external power supply in the present embodiment is the 110V direct supply of existing locomotive or motor-car, because this integrated train overspeeding protection mobile unit utilizes the 110V DC power supply of existing locomotive or motor-car, in order to adapt to the abominable electromagnetic environment of existing locomotive or high speed motor car, the filter band fixture body in the embodiment of the invention is used for isolating the interference between above-mentioned electromagnetic environment and the integrated train overspeeding protection mobile unit;
BTM power amplifier integrated circuit board, directly drive the BTM antenna, activate ground transponder and receive the responser information that ground transponder sends by the BTM antenna, the responser information that receives is carried out first treatment, and result passed to the BTM decoding and communication card is further processed;
BTM decoding and communication card, to the responser information that receives processings of decoding, and the bus that the responser user's message that utilizes secure communication protocols that decoding is obtained provides by host backplane sends the use of Multifunctional main machine board card to.
Further, host backplane in the integrated train overspeeding protection of the embodiment of the invention mobile unit except for filtering integrated circuit board, BTM power amplifier integrated circuit board, BTM decoding and communication card, externally expanding communication integrated circuit board, logger integrated circuit board, Multifunctional main machine board card, TIU input and output integrated circuit board provide physically plug-in mounting fixing, also comprise power module in this host backplane, be used for independently providing power supply for above-mentioned each integrated circuit board;
Be specially that BTM power amplifier integrated circuit board, BTM decoding and communication card provide independently, reliable and stable 24V direct supply, for externally expanding communication integrated circuit board, logger integrated circuit board, Multifunctional main machine board card provide independently, reliable and stable 5V direct supply, for TIU input and output integrated circuit board provides independently, reliable and stable 5V and 24V direct supply;
And the bus packet that this host backplane provides contains multiple communication bus, be specially BTM decoding and communication card, external expanding communication integrated circuit board, logger integrated circuit board and Multifunctional main machine board card reliable and stable CAN bus (CAN controller local area network is provided, English full name Controller Area Network), provide reliable and stable parallel bus for Multifunctional main machine board card and TIU input and output integrated circuit board.
Further, external expanding communication integrated circuit board in the present embodiment links to each other with external apparatus interface by the multi-path serial interface, specifically refer to the Railways with GSM-R(GSM for) vehicle radio station and with multifunctional vehicle MVB(Multifunction Vehicle Bus) external device of bus interface, Profibus bus interface and other serial interfaces links to each other, and utilize secure communication protocols to send the Multifunctional main machine board card to from the CAN bus that the information exchange that said external equipment obtains is crossed host backplane and provided and use.
Accordingly, the logger integrated circuit board receives, the related data of record ATP mobile unit specifically refers to: the CAN bus and the outside CAN bus received communication information frame that provide from host backplane carry out analyzing and processing, record the related datas such as running state of integrated train overspeeding protection mobile unit according to certain processing rule, and this logger integrated circuit board can also track record circuit waveform information;
Simultaneously, this logger integrated circuit board can also receive and treatment of simulated amount input message, as characterizing the analog quantity information of diesel engine speed, train tube pressure, brake-cylinder pressure, bow net voltage, bow net electric current etc.;
In addition, this logger integrated circuit board can also comprise data transmission unit DTU(Data Transfer Unit), can utilize DTU that the information exchange of record is crossed remote wireless network and be sent in real time the ground control center.
Accordingly, the Multifunctional main machine board card is the core processing unit of this integrated train overspeeding protection mobile unit, mainly finish fault-tolerant processing function, general track circuit reception/decoding function, the distance measurement function that tests the speed, vehicle-mounted track data storage and processing capacity, the reception of responser message and processing capacity, row control application processing function, braking output and feedback audit function, with DMI interface function etc. (DMI human and machine interface unit, English full name Driver Machine Interface Unit).
Accordingly, bus and Multifunctional main machine board card that TIU input/output board cartoon is crossed host backplane to be provided carry out information interaction, and realization Safety output, specifically refer to: harvester turner condition incoming signal, the parallel bus that provides by host backplane sends the Multifunctional main machine board card to, and the parallel bus that provides by host backplane receives the control command of Multifunctional main machine board card, carries out control command output;
Simultaneously, this TIU input and output integrated circuit board is Real-time Collection braking feedback signal also, and sends the Multifunctional main machine board card to by the parallel bus that host backplane provides, so that behind the Multifunctional main machine board card discovery braking output abnormality, take stricter braking output, reach the purpose of fault-safety principle.
The integrated train overspeeding protection mobile unit that the embodiment of the invention provides has the characteristics such as cost is low, volume is little, lightweight, be not only applicable to motor-car, also be applicable to the existing locomotive of mounting condition harshness, be convenient to the installation and maintenance of mobile unit, and the ATP mobile unit that the embodiment of the invention provides is when reducing volume, weight and cost, do not reduce its safety, further improved the reliability of train overspeeding protection's mobile unit.
Embodiment three
The embodiment of the invention provides a kind of integrated train overspeeding protection mobile unit in detail, only utilize in the integrated train overspeeding protection mobile unit in the present embodiment that 5 CPU have just finished that information acquisition, BTM information decoding and message data are processed, track circuit information collection and decoding, test the speed range finding processings, internal security communication interaction, externally security extension communication, fault-tolerant processing, its main operational, safe input and output, data logging and dump, to DMI demonstration, vehicle-mounted track data reads and a plurality of equipment such as processing just can be finished function;
Present embodiment only contains 5 CPU in the integrated train overspeeding protection mobile unit and describes as example; any function that CPU in the present embodiment is finished is divided into the behavior that polylith CPU processes; all protected by the present invention; in addition; double-core CPU is equivalent to two independently CPU; can finish two independently functions of finishing of CPU, same, multi-core CPU is equivalent to independently CPU of polylith.
As shown in Figure 3, the particular content of this integrated train overspeeding protection mobile unit is as follows:
Host backplane is connected reliable communication to connect for integrated train overspeeding protection mobile unit provides the CAN bus with parallel bus, the CAN bus that 5 CPU in the integrated train overspeeding protection mobile unit all have a CAN interface and host backplane to provide is connected, and is respectively communication interface 1, communication interface 2, communication interface 3, communication interface 5, communication interface 6.
Accordingly, BTM power board fixture body comprises driver element and signal processing unit;
Driver element mainly comprises pumping signal generation module, filtration module and preliminary amplification module;
Wherein, the pumping signal generation module is the responser pumping signal of 27.095MHz for generation of frequency, activates ground transponder by the BTM antenna, thereby obtains the responser uplink signal that comprises responser information that ground transponder sends;
Filtration module carries out filtering for the responser uplink signal that to the central frequency from the BTM antenna is 4.23 ± 0.28MHz to be processed;
Preliminary amplification module is used for the signal after the filtering processing is tentatively amplified, and gives signal processing unit and process;
Signal processing unit comprises amplification module and demodulation module;
Wherein, amplification module is used for amplifying processing from the less responser uplink signal of the energy of driver element;
Demodulation module is used for amplifying the base band code that responser uplink signal after processing is demodulated into 564.48KHz, decodes and communication card for BTM.
Accordingly, BTM decoding and communication card specifically comprise decoding unit, communication interface 1,
Decoding unit comprises further that again cache module, hard decoder module, soft decoder module, 2 get 2 modules, state detection module and communication module;
Wherein, cache module will be stored in the data memory from the 564.48KHz base band code of the serial of signal processing unit, makes things convenient for the rear class decoding processor to decode;
The hard decoder module is finished the hardware decoding function by programmable logic device (PLD), prepares enough data in base band code sorting module, after the legitimacy of verification base band code, obtains the responser user's message by the hardware decoding;
Soft decoder module realized by CPU1, prepares enough data in base band code sorting module, verification after the legitimacy of base band code, can obtain the responser user's message by software decode;
2 get 2 modules, obtain final responser user's message after will getting 2 algorithms by corresponding 2 from the responser user's message of hard decoder module and soft decoder module, and export simultaneously the CD signal;
Communication module links to each other with the CAN bus by communication interface 1, and the responser user's message that finally obtains according to secure communication protocols, is sent to the Multifunctional main machine board card via the CAN bus.
Accordingly, externally the expanding communication integrated circuit board comprises CPU2, multi-channel serial port, communication interface 2;
Wherein, multi-channel serial port is used for being connected with external device, specifically be connected with the GSM-R vehicle radio station, can also with the equipment connection with MVB bus interface or Profibus bus interface or other serial interfaces;
Communication interface 2 is used for linking to each other with CAN bus in the host backplane;
CPU2 is the core cell of external expanding communication integrated circuit board, the safety communication that is used for realization and external device is mutual, to utilize communication interface 2 by the information that multi-channel serial port obtains, adopt secure communication protocols, and send the Multifunctional main machine board card to by the CAN bus in the host backplane and process.
Accordingly, the logger integrated circuit board comprises: CPU3, data storage cell, data conversion storage unit, analog acquisition unit, communication interface 3 and communication interface 4;
Wherein, CPU3 is the core cell of logger integrated circuit board, link to each other with data storage cell, data dump unit, analog acquisition unit, be used for each unit operation of control, and CPU3 is connected with CAN bus in the host backplane by communication interface 3, be used for gathering the operating data of integrated train overspeeding protection mobile unit, be connected with outside CAN bus by communication interface 4, be used for monitoring the communication data between Multifunctional main machine board card and the DMI equipment;
Data storage cell is connected with CPU3, is used for the operating data of the integrated train overspeeding protection of record storage mobile unit, is stored in respectively in non-volatile ram and the multimedia storage medium;
The data dump unit, be connected with CPU3, be used for the data of multimedia storage medium are derived, store mobile memory medium into, in order to guarantee the safety storing of data, be convenient to the analysis of data and put on record, wherein the data dump unit further comprises the DTU interface, is used for that the data communication device in the multimedia storage medium is crossed wireless network and is sent to the ground control center;
The analog acquisition unit is connected with CPU3, gathers the signals such as train tube pressure, brake-cylinder pressure, diesel engine speed, bow net voltage, bow net electric current, ambient temperature by respective sensor, in order to carry out calculating and the storage of relevant parameter.
Accordingly, the Multifunctional main machine board card comprises: first signal conditioning unit, two signal acquisition module, secondary signal conditioning unit, CPU4, CPU5, two track data unit, four communication interfaces, two parallel ports, a serial ports, and wherein the optional usefulness of CPU4 and CPU5 has digital signal processor or the microprocessor of QEP Peripheral Interface, CAN interface, asynchronous communication serial interface, synchronous communication serial interface, expansion interface and FPU Float Point Unit;
The first signal conditioning unit, link to each other with the track circuit receiving coil, be used for the track-circuit signalling that the track circuit receiving coil induces is carried out filtering, amplitude limit and isolation processing, and the track-circuit signalling that obtains offered coupled signal gathering unit, particularly, the electric circuit constitute that can be consisted of by signal adaptation resistance-capacitance network, stabilivolt, isolation op amp and insulating power supply chip of the first signal conditioning unit in the present embodiment;
Two signal gathering unit, function and structure are identical, all link to each other with the first signal conditioning unit, and link to each other with CPU5 with CPU4 respectively, be used for the track-circuit signalling that receives is carried out the A/D conversion, and the digital signal after the conversion offered CPU4 separately and CPU5 deciphers processing, and particularly, the electric circuit constitute that the signal gathering unit in the present embodiment can be made of signal adaptation resistance network and modulus acquisition chip;
The secondary signal conditioning unit, link to each other with speed sensor, and link to each other with CPU5 with CPU4 respectively, be used for the impulse singla of speed sensor output is carried out filtering, amplitude limit and isolation processing, and the signal that processing obtains is offered CPU4 and the CPU5 range finding of testing the speed process, particularly, the electric circuit constitute that can be consisted of by capacitance-resistance filter network, stabilivolt, comparator and photoelectric coupling chip of the secondary signal conditioning unit in the present embodiment;
Two parallel bus interface unit, function and structure are identical, all link to each other with parallel bus in the host backplane, by the information interaction of the realization of the parallel bus in the host backplane with TIU input and output integrated circuit board, be used for the isolation buffer of parallel data, address and control bus is processed, realize that two CPU information outputs, input messages obtain and export the passage that feedback information obtains, particularly, the electric circuit constitute that can be consisted of by logic control chip and level transferring chip of the parallel bus interface unit in the present embodiment;
Two track data unit, function and structure are identical, are used for the non-volatile memories to vehicle-mounted track data, and particularly, the track data unit in the present embodiment can be comprised of the high-capacity FLASH chip;
Above-mentioned CPU4 finishes identical function with CPU5, consist of the operation platform of two CPU, each CPU all links to each other with signal acquisition module, first signal conditioning unit, secondary signal conditioning unit, communications interface unit, parallel bus interface unit and track data unit; Two CPU realize the mutual and synchronous of information by synchronous serial interface; Each CPU all finishes and 2 gets that the decoding of 2 fault-tolerant comparison process, track-circuit signalling processes, tests the speed that range finding is processed, the reception of responser message data and processing, vehicle-mounted storage line circuit-switched data read and process, dynamically Speed limit curve calculate, the functions such as control command output and call management, wherein testing the speed range finding process by gather the light electricity velocity sensor signal, the receiving radar speed sensor signal is comprehensively processed.
Above-mentioned CPU4 utilizes communication interface 5 to link to each other with CAN bus in the host backplane, realize the information interaction of CPU4 and BTM decoding and communication card, external expanding communication integrated circuit board, logger integrated circuit board etc., and utilize communication interface 7 to link to each other with DMI equipment, logger integrated circuit board, realize showing and data recording function to DMI;
Accordingly, the communication interface 6 of utilizing CPU5 equally realizes the information interaction of CPU4 and BTM decoding and communication card, external expanding communication integrated circuit board, logger integrated circuit board etc., utilize communication interface 8 to realize showing and data recording function to DMI, and CPU5 also is connected with the radar velocity measurement sensor by serial ports 1, comprehensive photoelectric measure speeding sensor information is to realize the high-precision range finding requirement of testing the speed of train protection system.
Accordingly, in the present embodiment, TIU input/output board fixture body comprises optocoupler IO interface and relay output interface;
Wherein, the optocoupler IO interface is used for Real-time Collection locomotive operating mode incoming signal and braking feedback signal, and sends the signal that collects to the Multifunctional main machine board card by the parallel bus that host backplane provides and process;
The control command that the parallel bus that the relay output interface be used for to receive the Multifunctional main machine board card to be provided by host backplane sends is carried out Safety output, such as emergency braking output, service braking output, disconnected traction output etc.
The embodiment of the invention provides a kind of integrated train overspeeding protection mobile unit, its cost is low, volume is little, lightweight, be applicable to the existing locomotive of mounting condition harshness and Price Sensitive, be convenient to installation and maintenance, and the integrated train overspeeding protection mobile unit that the embodiment of the invention provides is reducing volume, in the time of weight and cost, do not reduce its safety, owing to adopt Systematic Design and simplified design, further improved the reliability and maintainability of integrated train overspeeding protection mobile unit, solve existing train overspeeding protection mobile unit and be difficult to widespread adoption in the problem of existing locomotive, for railway development has been made contribution.
The above; only for the better specific embodiment of the present invention, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.
Claims (12)
1. integrated train overspeeding protection mobile unit is characterized in that described mobile unit comprises:
Host backplane, and be plugged on respectively external expanding communication integrated circuit board, logger integrated circuit board, Multifunctional main machine board card and TIU input and output integrated circuit board on the described host backplane;
Bus and described Multifunctional main machine board card that described external expanding communication integrated circuit board, logger integrated circuit board and TIU input/output board cartoon are crossed described host backplane to be provided carry out information interaction.
2. as power 1 described mobile unit, it is characterized in that described host backplane is used to also that described external expanding communication integrated circuit board, logger integrated circuit board, Multifunctional main machine board card and TIU input and output integrated circuit board provide independently, reliable and stable direct supply.
3. such as power 1 described mobile unit, it is characterized in that, described external expanding communication integrated circuit board links to each other with external device by the multi-path serial interface, and from described external device acquired information, the CAN bus that described information exchange is crossed described host backplane and provided sends described Multifunctional main machine board card to.
4. as power 3 described mobile units, it is characterized in that described external device comprises the GSM-R vehicle radio station or with the equipment of MVB bus interface or Profibus bus interface or other serial interfaces.
5. such as power 1 described mobile unit, it is characterized in that the CAN bus that provides by described host backplane is provided described logger integrated circuit board and outside CAN bus receives and the related data of record mobile unit.
6. such as power 5 described mobile units, it is characterized in that described logger integrated circuit board also comprises:
The analog acquisition unit is used for gathering analog input information, processes and record;
The DTU interface unit is used for that the data communication device of record is crossed remote wireless network and is sent in real time the ground control center.
7. such as power 1 described mobile unit, it is characterized in that, described Multifunctional main machine board card is used for the data that the CAN bus that provides by described host backplane receives are carried out safe handling, and utilizes described TIU input/output board card to carry out Safety output by the parallel bus that described host backplane provides.
8. such as power 7 described mobile units, it is characterized in that described Multifunctional main machine board card comprises: the first signal conditioning unit that links to each other with the track circuit receiving coil; Two signal gathering unit identical and that link to each other with described first signal conditioning unit respectively; The secondary signal conditioning unit links to each other with speed sensor; The serial ports unit that links to each other with the radar velocity measurement sensor; Two track data unit that are used for storing vehicle-mounted track data.
9. such as power 1 described mobile unit, it is characterized in that parallel bus and described Multifunctional main machine board card that described TIU input/output board cartoon is crossed described host backplane to be provided carry out alternately, realize Safety output.
10. such as power 9 described mobile units, it is characterized in that described TIU input and output integrated circuit board comprises:
The optocoupler IO interface is used for harvester turner condition incoming signal and braking feedback signal, and the parallel bus that provides by described host backplane sends described Multifunctional main machine board card to;
The relay output interface is used for the control command of described Multifunctional main machine board card is carried out Safety output.
11. such as power 1 described mobile unit, it is characterized in that described mobile unit also comprises:
Be plugged on BTM decoding and communication card on the described host backplane, finish the decoding to responser information, the CAN bus that the responser user's message that obtains provides by described host backplane is passed to described Multifunctional main machine board card.
12. such as power 11 described mobile units, it is characterized in that described mobile unit also comprises:
Be plugged on respectively filtering integrated circuit board and BTM power amplifier integrated circuit board on the described host backplane;
Described filtering integrated circuit board is used for the interference of filtering from external power supply;
Described BTM power amplifier integrated circuit board is used for driving the BTM antenna, activates ground transponder, and the responser information that receives is carried out first treatment, sends result to described BTM decoding and communication card.
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| CN107888470A (en) * | 2017-06-21 | 2018-04-06 | 比亚迪股份有限公司 | Vehicle control syetem |
| WO2018233466A1 (en) * | 2017-06-21 | 2018-12-27 | 比亚迪股份有限公司 | On-board control system |
| CN109367582A (en) * | 2018-10-30 | 2019-02-22 | 卡斯柯信号有限公司 | A kind of enhanced column control vehicle-mounted cabinet of ITCS |
| CN110395296A (en) * | 2019-08-13 | 2019-11-01 | 北京交大思诺科技股份有限公司 | A kind of novel LKJ recording unit |
| CN110395296B (en) * | 2019-08-13 | 2021-04-09 | 北京交大思诺科技股份有限公司 | Novel LKJ recording unit |
| WO2022262022A1 (en) * | 2021-06-17 | 2022-12-22 | 北京全路通信信号研究设计院集团有限公司 | Point-type train control on-board system and train control method |
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|---|---|
| CN102923165B (en) | 2015-06-24 |
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