CN103569165A - Train central control unit - Google Patents
Train central control unit Download PDFInfo
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- CN103569165A CN103569165A CN201210269524.1A CN201210269524A CN103569165A CN 103569165 A CN103569165 A CN 103569165A CN 201210269524 A CN201210269524 A CN 201210269524A CN 103569165 A CN103569165 A CN 103569165A
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Abstract
The invention provides a train central control unit which comprises a receiver, a first processor and a wireless transmitter. The receiver is used for receiving failure data transmitted by train data recorders; the first processor is used for packaging the failure data and is connected with the receiver; the wireless transmitter is used for wirelessly transmitting the packaged failure data to monitoring equipment and is connected with the first processor. The train central control unit has the advantages that the packaged failure data are transmitted to the monitoring equipment by the wireless transmitter, and maintenance staff do not need to download historical failure records from each train, so that workload on the maintenance staff can be reduced, and the trains can be monitored in real time.
Description
Technical field
The present invention relates to networked control system of the train field, relate in particular to a kind of train Central Processing Unit (CPU).
Background technology
Train Central Processing Unit (CPU) (Central Control Unit is called for short CCU) is the brain of train network control system, and the various information of train all collect in train Central Processing Unit (CPU).Train Central Processing Unit (CPU), by various information is judged to computing, is carried out relevant action thereby control other subsystem.Finally, guarantee that train moves according to related needs.
Train Central Processing Unit (CPU) in train network control system is all by cable network, the subsystems on train is controlled and monitored at present.Therefore, when service personnel need to be analyzed train fault, need to download historical failure record from the train Central Processing Unit (CPU) of each train, then historical failure data importing watch-dog is analyzed, can not monitor in real time train fault.And service personnel is downloaded the fault data that lasts on each train, has greatly increased work capacity.
Summary of the invention
For the defect of above-mentioned prior art, the invention provides a kind of train Central Processing Unit (CPU), to realize the real-time radio transmission of fault data, improve the reliability of train operation.
The invention provides a kind of train Central Processing Unit (CPU), comprising:
For receiving the receptor of the fault data of train data recording instrument transmission;
For described fault data being carried out to the first processor of encapsulation process, described first processor is connected with described receptor;
Be used for the Wireless Transmitter of the fault data wireless transmission watch-dog after encapsulation, described Wireless Transmitter is connected with described first processor.
Train Central Processing Unit (CPU) provided by the invention, by adopting Wireless Transmitter that the fault data after encapsulation is sent to watch-dog, avoided service personnel to download historical failure record from each train, thereby reduced the work capacity of service personnel, also can monitor in real time train.
Accompanying drawing explanation
The structural representation of a kind of train Central Processing Unit (CPU) that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the another kind of train Central Processing Unit (CPU) that Fig. 2 provides for the embodiment of the present invention.
The specific embodiment
A kind of train Central Processing Unit (CPU) structural representation that Fig. 1 provides for the embodiment of the present invention.As shown in Figure 1, the train Central Processing Unit (CPU) that the embodiment of the present invention provides specifically comprises:
For receiving the receptor 101 of the fault data of train data recording instrument transmission;
For described fault data being carried out to the first processor 102 of encapsulation process, described first processor 102 is connected with described receptor 101;
Be used for the Wireless Transmitter 103 of the fault data wireless transmission watch-dog after encapsulation, described Wireless Transmitter 103 is connected with described first processor 102.
Particularly, train data recording instrument can be a data memory, this train data recording instrument can receive and train car in the train information that sends of subsystems, this train information comprises fault data.This train data recording instrument sends to train Central Processing Unit (CPU) by fault data, and train Central Processing Unit (CPU) receives this fault data by receptor 101.This receptor 101 is concrete to be connected with train data recording instrument by MVB (Multifunction Vehicle Bus is called for short MVB), to realize and the communicating by letter of train data recording instrument.
Train Central Processing Unit (CPU) provided by the invention, by the setting of Wireless Transmitter, can by the fault data real-time radio of train send to watch-dog, service personnel can receive fault data by watch-dog, and analyze in real time, improved the reliability of train operation.And service personnel need to not downloaded historical failure record in the train Central Processing Unit (CPU) from each train, has greatly reduced the work capacity of service personnel.
In the present embodiment, described Wireless Transmitter 103 is specifically as follows Wireless Fidelity (Wireless Fidelity is called for short Wi-Fi) module.The antenna of this Wi-Fi module can for built-in also can be for peripheral hardware.Wi-Fi module can communicate with mode and the first processor 102 of Universal Asynchronous Receiver & sending set (Universal Asynchronous Receiver/Transmitter), and this communication specifically meets IEEE802.11b/g/n agreement.
In the present embodiment, described Wireless Transmitter 103 is specifically as follows the transmitter that adopts GPRS (General Packet Radio Service) (General Packet Radio Service), enhanced data rates global system for mobile communications evolution (Enhanced Data Rate for GSM Evolution) or third generation partner program Long Term Evolution (Long Term Evolution).
In the present embodiment, described Wireless Transmitter 103 can also be for adopting the transmitter of evolved high-speed packet access (High-Speed Packet Access Evolution) and ViMax.
The embodiment of the present invention provides the way of realization of above-mentioned Wireless Transmitter 103, and still, this Wireless Transmitter 103 can also adopt other wireless communication technologys, with the present embodiment, is not limited.Correspondingly, the watch-dog that carries out radio communication with this train Central Processing Unit (CPU) is provided with corresponding Wireless Transmitter.
The structural representation of the another kind of train Central Processing Unit (CPU) that Fig. 2 provides for the embodiment of the present invention.As shown in Figure 2, in the present embodiment, this train Central Processing Unit (CPU) can also comprise: for passing through described Wireless Transmitter 103 receiving remote monitored instructions, and according to described remote monitor and control instruction, by Wireless Transmitter 103, sending the second treater 104 of train information, described the second treater 104 is connected with described Wireless Transmitter 103.
Particularly, this second treater 104 also can adopt CPU to realize.The second treater 104 can adopt same CPU to realize with first processor 102.Remote monitor and control instruction is specifically as follows that watch-dog or other wayside equipments send to train Central Processing Unit (CPU) carries out the instruction of remote monitor and control to this train Central Processing Unit (CPU) in order to indication.Train Central Processing Unit (CPU) receives this remote monitor and control instruction by Wireless Transmitter 103, the second treater 104 is according to this remote monitor and control instruction, train information is carried out to encapsulation process, and the train information after encapsulation process is sent to watch-dog by Wireless Transmitter 103, to realize the remote monitor and control of watch-dog to train Central Processing Unit (CPU).
Train Central Processing Unit (CPU) provided by the invention, by adopting the second treater and Wireless Transmitter, can make service personnel pass through monitoring equipment and receive in real time train information, by train information being analyzed to the monitoring realizing the state of train subsystems.
In actual application, train Central Processing Unit (CPU) can also comprise CCU cabinet, power panel, interface board (Base Board), JTAG(Joint TestAction Group) plate and CPU board etc.
Wherein, train Central Processing Unit (CPU) is supported the input of two-way DC power supply, and two-way power supply can work alone, and also can work simultaneously.And this two-way redundancy DC power module meets the test specification that " during power supply hit 10ms, needs keeping system work " in EN50155.
Interface board (Base Board) comprises 1 10Base-T/100Base-Tx Ethernet Ethernet interface, two serial ports for debugging, and 2 DB-9 MVBs (Multifunction Vehicle Bus) interface.
Particularly, Ethernet interface can be for communicating with locomotive communication network.Because this Ethernet interface adopts M12 connector, so the netting twine being connected with this Ethernet interface also must have M12 plug.This netting twine can be used shielding netting wire.Wherein, the hardware address of network interface (Media Access Control) can need to carry out burning according to client when dispatching from the factory.2 serial ports can connect final terminal or PC carries out system software debugging, and this serial ports can adopt RS-232.2 DB-9MVB interfaces adopt DB-9F and two kinds of interface modes of DB-9M.Wherein MVB cable must be used shielded cable.
JTAG plate mainly comprises a USB (Universal Serial BUS is called for short USB) 1.1/2.0 interface, and this interface adopts USB TYPE-A connector.
CPU board mainly comprises 256Mbyte random access memory (Random Access Memory) and 2048Mbyte flash memory (Flash Memory).
For convenient, train Central Processing Unit (CPU) is managed and used, on this train Central Processing Unit (CPU) front panel, be also provided with a Male type Ethernet interface, two Female type serial ports, two Female/Male type MVB interfaces and a Male type power port and 7 indicator lamps.Arranging of indicator lamp specifically can be with reference to table 1.
Table 1
In front panel, can also comprise an address switch of 16 in service panel (service pannel), in order to set device address.
In order to carry out system hard reset when crashing appears in system, in train Central Processing Unit (CPU), be also provided with local reset switch, to carry out hard reset.Train Central Processing Unit (CPU) is also supported the input of remote system reset switch signal, this signal is 110V DC signal, for responding the reset signal that the driving position reset button on train sends, when reset signal is greater than 72V DC, time length and is greater than 0.5 second, system also can re-power reset automatically.
Finally it should be noted that: each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit above; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (4)
1. a train Central Processing Unit (CPU), is characterized in that, comprising:
For receiving the receptor of the fault data of train data recording instrument transmission;
For described fault data being carried out to the first processor of encapsulation process, described first processor is connected with described receptor;
Be used for the Wireless Transmitter of the fault data wireless transmission watch-dog after encapsulation, described Wireless Transmitter is connected with described first processor.
2. train Central Processing Unit (CPU) according to claim 1, is characterized in that:
Described Wireless Transmitter is wireless fidelity module.
3. train Central Processing Unit (CPU) according to claim 1, is characterized in that:
Described Wireless Transmitter is for adopting the transmitter of GPRS (General Packet Radio Service), the evolution of enhanced data rates global system for mobile communications or third generation partner program Long Term Evolution.
4. train Central Processing Unit (CPU) according to claim 1, is characterized in that, also comprises:
For passing through described Wireless Transmitter receiving remote monitored instruction, according to described remote monitor and control instruction, train information is carried out to encapsulation process, and the second treater that the train information after encapsulation process is sent by Wireless Transmitter, described the second treater is connected with described Wireless Transmitter.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210269524.1A CN103569165A (en) | 2012-07-31 | 2012-07-31 | Train central control unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210269524.1A CN103569165A (en) | 2012-07-31 | 2012-07-31 | Train central control unit |
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| CN103569165A true CN103569165A (en) | 2014-02-12 |
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| CN201210269524.1A Pending CN103569165A (en) | 2012-07-31 | 2012-07-31 | Train central control unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004929A (en) * | 2016-07-04 | 2016-10-12 | 中车青岛四方车辆研究所有限公司 | Wireless monitoring device of motor train unit |
| CN110968076A (en) * | 2019-12-14 | 2020-04-07 | 中车大连电力牵引研发中心有限公司 | Train intelligent network monitoring system based on Ethernet technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004929A (en) * | 2016-07-04 | 2016-10-12 | 中车青岛四方车辆研究所有限公司 | Wireless monitoring device of motor train unit |
| CN110968076A (en) * | 2019-12-14 | 2020-04-07 | 中车大连电力牵引研发中心有限公司 | Train intelligent network monitoring system based on Ethernet technology |
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Effective date of registration: 20140312 Address after: 100078 Beijing Fengtai District city park is a district 15 building Applicant after: China CNR Corporation Limited Address before: 116022 Shahekou, Liaoning, China No. 51 The Strip Applicant before: Dalian Electric Traction Research & Development Center of China North Locomotive Co., Ltd. |
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