CN205005064U - RIOM and have RIOM's train - Google Patents

RIOM and have RIOM's train Download PDF

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Publication number
CN205005064U
CN205005064U CN201520650547.6U CN201520650547U CN205005064U CN 205005064 U CN205005064 U CN 205005064U CN 201520650547 U CN201520650547 U CN 201520650547U CN 205005064 U CN205005064 U CN 205005064U
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China
Prior art keywords
gateway
board
riom
output
bus
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CN201520650547.6U
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Chinese (zh)
Inventor
王永刚
连承华
刘鹏
王延超
朱明茗
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CRRC Dalian Electric Traction R&D Center Co Ltd
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Co Ltd Of Bei Che Dalian Electric Traction R & D Center
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Abstract

The utility model provides a RIOM and have RIOM's train, wherein, RIOM, include: power strip, gateway board, input board, output board and backplate, this power strip, gateway board, input board, output board are equallyd divide and bie are connected with the backplate, this backplate includes: two piece at least backplane bus and a power bus, input board, output board are communicated with the gateway board through every backplane bus respectively, the power strip passes through power bus and is connected with gateway board, input board, output board respectively for for gateway board, input board, the power supply of output board. The utility model provides a technical scheme, in case a backplane bus among the RIOM receives the interference, other integrated circuit boards in the RIOM still remaining backplane bus of accessible are communicated, have avoided the problem that whole RIOM unit can break down, have improved the stability and the reliability of RIOM unit, and then have improved the reliability of train safe operation.

Description

RIOM and there is the train of RIOM
Technical field
The utility model relates to train communication, control technology field, particularly relates to a kind of RIOM and has the train of RIOM.
Background technology
Remote input output module (RemoteInputOutputModule, being called for short RIOM) unit can be used for executive signal collection, and export control command to actuator, it is an important module in TCN, improve stability and the reliability of RIOM unit, the reliability of safe train operation can be improved.
At present, existing RIOM unit realizes the information interaction of each part in RIOM unit by a core bus.Concrete, the external information collected is transferred to processing module through this root core bus by the tablet in RIOM unit, the output board in RIOM unit is transferred to after treatment again through this root core bus, at train control unit (VehicleControlUnit, be called for short VCU) control action under export, and then achieve the control to whole locomotive safety running.
But, owing to communicating for all boards in RIOM unit by means of only a core bus in RIOM unit, once this core bus is interfered, then can there is exception in the information so utilizing this core bus to carry out communicating, cause whole RIOM cell failure, thus have influence on the safe operation of train.
Utility model content
The utility model provides a kind of RIOM and has the train of RIOM, be interfered with the core bus solved in RIOM, the problem causing whole RIOM unit to break down, can improve stability and the reliability of RIOM unit, and then improves the reliability of safe train operation.
A kind of RIOM that the utility model provides, comprising: power panel, gateway board, tablet, output board and backboard; Described power panel, described gateway board, described tablet, described output board are connected with described backboard respectively;
Described backboard, comprising: at least two core buss and a power bus;
Described tablet, described output board communicate with described gateway board respectively by core bus described in every root; Described power panel is connected with described gateway board, described tablet, described output board, for powering for described gateway board, described tablet, described output board respectively by described power bus.
In an embodiment of the present utility model, described power panel, comprising: protection, filter circuit and power transfer module; Described protection, filter circuit are connected with described power transfer module by described power bus; Described protection, filter circuit are connected with power supply, and described power transfer module is connected with described backboard;
Described protection, filter circuit, for filtering external interference, also for the protection of the safety of described backboard, described gateway board, described tablet and described output board; Described power transfer module, the supply voltage for being provided by described power supply is transformed into the voltage of described gateway board, described tablet and described output board demand.
In another embodiment of the present utility model, described gateway board, comprising: gateway external bus controller, gateway processor, at least two gateway internal bus controllers; The quantity of described gateway internal bus controller is equal with the quantity of described core bus;
Each described gateway internal bus controller is connected with described backboard by corresponding described core bus, at least two gateway internal bus controllers, described gateway external bus controllers described in described gateway processor connects respectively, described gateway external bus controller is linked by external bus and external plates and connects.
In above-described embodiment of the present utility model, described gateway external bus controller is double-unit traction controller communication control circuit, and described external bus is MVB.
In above-described embodiment of the present utility model, described gateway board, also comprises: processor interface circuit;
Described processor interface circuit is connected between described gateway external bus controller and described gateway processor, for assisting the communication between described gateway external bus controller and described gateway processor.
In above-described embodiment of the present utility model, described tablet, comprising: digital input and analog input;
Described digital input and described analog input comprise respectively: at least one group of input channel, input processor, at least two input internal bus controllers; The quantity of described input internal bus controller is equal with the quantity of described core bus;
Each described input internal bus controller is connected with described backboard by corresponding described core bus, and described input processor inputs internal bus controller with described at least two respectively, described at least one group of input channel is connected.
In above-described embodiment of the present utility model, described output board, comprising: digital output and analog output;
Described digital output and described analog output comprise respectively: at least one group of output channel, output processor, at least two output internal bus controllers; The quantity of described output internal bus controller is equal with the quantity of described core bus;
Each described output internal bus controller is connected with described backboard by corresponding described core bus, and described output processor exports internal bus controller with described at least two respectively, described at least one group of output channel is connected.
The utility model additionally provides a kind of train with RIOM, comprising: the RIOM that the utility model provides, train control unit VCU and double-unit traction controller; Described RIOM is communicated with described VCU by described MVB;
Described RIOM, for Gather and input information, also for exporting control command to VCU;
Described VCU, for controlling the running status of described train.
The RIOM that the utility model provides and there is the train of RIOM, power panel is that gateway board, tablet and output board are powered by the power bus on backboard, the communication between tablet, output board and gateway board is realized by least two core buss, once a core bus in RIOM is interfered, tablet, output board and gateway board also communicate by remaining core bus, thus solve the phenomenon that whole RIOM unit there will be fault, improve stability and the reliability of RIOM unit, and then improve the reliability of safe train operation.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model RIOM embodiment;
Fig. 2 is the structural representation of power panel in RIOM shown in Fig. 1;
Fig. 3 is the structural representation of gateway board in RIOM shown in Fig. 1;
Fig. 4 is the composition schematic diagram of tablet in the utility model RIOM;
Fig. 5 is the structural representation of digital input in the utility model RIOM;
Fig. 6 is the structural representation of analog input in the utility model RIOM;
Fig. 7 is the composition schematic diagram of output board in the utility model RIOM;
Fig. 8 is the structural representation of digital output in the utility model RIOM;
Fig. 9 is the structural representation of analog output in the utility model RIOM;
Figure 10 is the structural representation that the utility model has the train of RIOM.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Along with networked control system of the train technical development, TCN has become " nervous system " of subway train and EMU.Remote input output module (RemoteInputandOutputModule is called for short RIOM) is a kind of network equipment of extensive use in train network topology, and its structure has the feature of the typical train network equipment.RIOM is Train Control and management system (TrainControlandManagementSystem, be called for short TCMS) with the network interface of train unintelligent device, the data acquisition to most of unintelligent device (medium-voltage equipment, sensor unit etc.) and on off control operation can be realized, and according to the difference of train teledata I/O demand, each RIOM can the different I/O parts of Configuration Type.Therefore, improve stability and the reliability of RIOM unit, the reliability of safe train operation can be improved.
But, be not all there is RIOM in each TCN (TrainCommunicationNetwork is called for short TCN) topology.Remote input output function is specialized by subnetwork topology, and such as, MITRAC system carrys out the input-output operation of combine digital amount and analog quantity respectively by design DX and AX module; Or, subnetwork topology according to RIOM at TCN, Train Control and management system TCMS (TrainControlandManagementSystem, be called for short TCMS) in practical function, title also may change, such as, in CRH3 type car, whether RIOM changes according to Inport And Outport Node quantity, is called close-coupled I/O and intelligent peripheral terminal.Above-mentioned equipment is all RIOM equipment categories of the utility model research.
Existing RIOM unit realizes the information interaction of each part in RIOM unit by a core bus.Concrete, the external information collected is transferred to processing module through this root core bus by the tablet in RIOM unit, the output board in RIOM unit is transferred to after treatment again through this root core bus, at train control unit (VehicleControlUnit, be called for short VCU) control action under export, and then achieve the control to whole locomotive safety running.But, current control area net(CAN) (ControllerAreaNetwork, be called for short CAN) all adopt cheap twisted-pair feeder as transmission medium, and, communicate for all boards in RIOM unit by means of only a core bus in RIOM unit, because the electromagnetic interference on train is very strong, the reliability communicated can not be guaranteed, twisted-pair feeder is also easy causes short circuit or open circuit fault because of physical damnification, then can there is exception in the information so utilizing this core bus to carry out communicating, whole RIOM cell failure will be caused, thus have influence on the safe operation of train.
For the problems referred to above, the utility model provides a kind of RIOM and has the train of RIOM, backboard due to this RIOM comprises at least two core buss and a power bus, power panel is gateway board by this root power bus, tablet and output board are powered, tablet, communicate by every root core bus between output board and gateway board, once a core bus is wherein interfered, tablet, output board and gateway board communicate by remaining core bus, thus solve the phenomenon that whole RIOM unit there will be fault, improve stability and the reliability of RIOM unit, and then improve the reliability of safe train operation.
Fig. 1 is the structural representation of the utility model RIOM embodiment.As shown in Figure 1, the RIOM that the utility model embodiment provides, comprising: power panel 1, gateway board 2, tablet 3, output board 4 and backboard 5; Wherein, power panel 1, gateway board 2, tablet 3, output board 4 are connected with backboard 5 respectively; Backboard 5, comprising: at least two core buss 51 and a power bus 52.
Concrete, tablet 3, output board 4 communicate with gateway board 2 respectively by every root core bus 51; Power panel 1 is connected with gateway board 2, tablet 3, output board 4 respectively by power bus 52, for powering for gateway board 2, tablet 3, output board 4.
Core bus 51 is specifically as follows CAN, and because CAN is when transmitting longer-distance signal, the transmission time is short, the probability be disturbed is low, and transmission speed is high, therefore, the utility model realizes tablet 3, communication between output board 4 and gateway board 2 based on CAN.Have the RIOM of CAN, improve the accuracy of remote input output signal transmission, real-time performance is high, reliable.Therefore, the RIOM cellular construction that the utility model provides is simple, integrated level, intelligence degree are high, and structure and fuction extensibility is good, safe and reliable.
The RIOM that the utility model embodiment provides, power panel can be gateway board, tablet and output board by the power bus on backboard and powers, the communication between tablet, output board and gateway board can be realized by above-mentioned at least two core buss, once a core bus in RIOM is interfered, tablet, output board and gateway board also communicate by remaining core bus, thus solve the phenomenon that whole RIOM unit there will be fault, improve stability and the reliability of RIOM unit, and then improve the reliability of safe train operation.
Fig. 2 is the structural representation of power panel in RIOM shown in Fig. 1.As shown in Figure 2, the above-mentioned power panel 1 in the utility model embodiment, comprising: protection, filter circuit 11 and power transfer module 12.Protection, filter circuit 11 are connected with power transfer module 12 by power bus 52; Protection, filter circuit 11 are connected with power supply 13, and power transfer module 12 is connected with backboard 5.
Protection, filter circuit 11, for filtering external interference, also for the protection of the safety of backboard 5, gateway board 2, tablet 3 and output board 4; Power transfer module 12, the supply voltage for being provided by power supply 13 is transformed into the voltage of gateway board 2, tablet 3 and output board 4 demand.
Concrete, power panel 1 primary responsibility power source conversion function, the voltage provided by train power supply power supply 13 (such as, direct current 110V) adjusts to the voltage of each board demand in applicable RIOM unit (such as, direct current 5V), in RIOM unit, other boards are powered.As shown in Figure 2, the voltage that power supply 13 provides arrives power transfer module 12 after overprotection, filter circuit 11, the voltage finally exporting each board demand to the power bus 52 on backboard 5, for other boards in RIOM unit are powered.
Power panel in the utility model RIOM; under the effect of protection, filter circuit; not only protect the safety of each board in RIOM unit; the also extraneous interference of filtering; by the transformation of power transfer module; the voltage transitions that power supply is provided to suitable size, for the proper communication of board each in RIOM is laid a good foundation.
Fig. 3 is the structural representation of gateway board in RIOM shown in Fig. 1.As shown in Figure 3, the gateway board 2 in the utility model embodiment, comprising: gateway external bus controller 21, gateway processor 22, at least two gateway internal bus controllers 23, and the quantity of gateway internal bus controller 23 is equal with the quantity of core bus 51.
Concrete, each gateway internal bus controller 23 is connected with backboard 5 by corresponding core bus 51, gateway processor 22 connects at least two gateway internal bus controllers 23, gateway external bus controllers 21 respectively, and gateway external bus controller 21 is connected with outside board 25 by external bus 24.
The utility model comprises two core buss 51 with backboard 5 and a power bus 52 is described, and accordingly, the quantity of gateway internal bus controller 23 is also two.Each gateway internal bus controller 23 is connected with backboard 5 by corresponding core bus 51, realizes the intercommunication of whole RIOM unit.Concrete, when core bus 51 adopts CAN to realize, gateway internal bus controller 23 can be CAN communication controller TJA1050, and it is controller zone network (CAN) interface between protocol controller and physical bus, is a kind of high-speed CAN transceiver of standard.TJA1050 can provide differential sending performance for bus, for CAN controller provides differential receptivity.
Gateway processor 22 is connected between gateway internal bus controller 23 and gateway external bus controller 21, for realizing the control to gateway internal bus controller 23 and gateway external bus controller 21, is the key equipment that gateway board 2 carries out data processing.What deserves to be explained is, gateway processor in the utility model need meet support at least two core buss, concrete, gateway processor 22 can adopt up-to-date ARMCortex-M processor STM32F207VG, ARMCortex-M series is of new generation, is a processor that can be that broad range of techniques provides standard architecture.Different from other arm processor, Cortex-M series is a complete processor core, the CPU of a standard and system architecture.STM32F207VG has higher efficiency, lower dynamic power consumption, the high-performance peripheral hardware of more innovations with flexibilities and the integrated level of Geng Gao.
Gateway external bus controller 21 is connected between outside board 25 and gateway processor 22, can realize gateway board 2 and the information interaction between Train Control and management system TCMS.
Optionally, gateway external bus controller 21 is double-unit traction controller communication control circuit, and external bus is MVB.It is fast that MVB has transmission speed, the advantage that antijamming capability is strong.When said external bus 24 is MVB, gateway board 2, also comprises: processor interface circuit 26.
Processor interface circuit 26 is connected between gateway external bus controller 21 and gateway processor 22, for assisting the communication between gateway external bus controller 21 and gateway processor 22.Processor interface circuit 26 can be field programmable gate array (Field-ProgrammableGateArray, be called for short FPGA) interface circuit, also can be digital signal processor (DigitalSignalProcessor, be called for short DSP) interface circuit, the address bus provided by processor interface circuit, data/address bus control the information interaction between gateway processor 22 and gateway external bus controller 21.
In actual applications, gateway external bus controller 21 can also be RS485 communication controller MAX485 or RS232 communication controller ST3241EBPR etc., the utility model does not limit the concrete device of gateway external bus controller, can be used as long as can realize the controller that gateway board and external system carry out information interaction.When adopting RS485 communication controller, external bus is RS485 bus, and when adopting RS232 communication controller, external bus is RS232 bus, and the communication distance that RS485 bus and RS232 bus are suitable for is short, and its transmission speed is slow.
Further, gateway board 2, also comprise: power-switching circuit 27, power-switching circuit 27 is connected with gateway external bus controller 21, gateway processor 22, at least two gateway internal bus controllers 23 and processor interface circuit 26 respectively, for the voltage transitions that will input from power bus 52 voltage to each device requirement.
The RIOM that the utility model provides, its gateway board comprised is the core processing equipment of RIOM unit, can be used for realizing external bus, the management of core bus and the external interface service of gateway external bus controller, therefore, gateway board is the interface of RIOM unit access TCMS system.
Fig. 4 is the composition schematic diagram of tablet in the utility model RIOM, and Fig. 5 is the structural representation of digital input in the utility model RIOM, and Fig. 6 is the structural representation of analog input in the utility model RIOM.As shown in Figure 4, the RIOM that the utility model above-described embodiment provides, tablet 3, comprising: digital input 31 and analog input 32.Digital input 31 and analog input 32 comprise respectively: at least one group of input channel, input processor, at least two input internal bus controllers, and the quantity of input internal bus controller is equal with the quantity of core bus; Each input internal bus controller is connected with backboard by corresponding core bus, and input processor inputs internal bus controller with at least two respectively, at least one group of input channel is connected.
Concrete, as shown in Figure 5, digital input 31, comprising: at least one group of digital quantity input channel 311, digital quantity input processor 312, at least two digital quantity input internal bus controllers 313.The quantity of digital quantity input internal bus controller 313 is equal with the quantity of core bus 51; Each digital quantity input internal bus controller 313 is connected with backboard 5 by corresponding core bus, and digital quantity input processor 312 inputs internal bus controller 313 with at least two digital quantities respectively, at least one group of digital quantity input channel 311 is connected.At least one group of digital quantity input channel 311 carries out data processing by the information conveyance collected from outside board 315 to digital quantity input processor 312.
The public public input negative terminal of often group digital quantity input channel 311 of digital input 31, every Zu Zhongmei road input channel is connected with a pin of digital quantity input processor 312, the information collected is passed to digital quantity input processor 312, digital quantity input processor 312 is responsible for the data processing of whole digital input 31, once receive the request that gateway board 2 sends to send information, digital input 31 is just by board Information Monitoring, board software version number, running time, life signal, the data such as self-inspection information are sent to corresponding core bus 51 by least two digital quantity input internal bus controllers 313, process is received by gateway board 2.
Further, digital input 31, also comprise: power-switching circuit 314, power-switching circuit 314 inputs internal bus controller 313 with digital quantity input processor 312, at least two digital quantities respectively and is connected, for the voltage transitions that will input from power bus 52 voltage to each device requirement.
The collection of the train signals such as digital input 31 primary responsibility Lighting control, door state, high-voltaghe compartment selector switch state, carries out exchanges data by least two core buss 51 and the gateway board 2 of backboard 5.
Further, as shown in Figure 6, analog input 32, comprising: at least one group of analog input channel 321, analog input processor 322, at least two analog input internal bus controllers 323.The quantity of analog input internal bus controller 323 is equal with the quantity of core bus 51; Each analog input internal bus controller 323 is connected with backboard 5 by corresponding core bus, and analog input processor 322 is connected with at least two analog input internal bus controllers 323, at least one group of analog input channel 321 respectively.Data processing is carried out by the information conveyance collected from outside board 325 to analog input processor 322 at least one group of analog input channel 321.
Zhong Mei road, analog input channel 321 input channel of often organizing of analog input 32 is connected with a pin of analog input processor 322, the information collected is passed to analog input processor 322, the data processing of whole analog input 32 is responsible for by analog input processor 322, once receive the request that gateway board 2 sends to send information, analog input 32 is just by board Information Monitoring, board software version number, running time, life signal, the data such as self-inspection information are sent to corresponding core bus 51 by least two analog input internal bus controllers 323, process is received by gateway board 2.
Further, analog input 32, also comprise: power-switching circuit 324, power-switching circuit 324 is connected with analog input processor 322, at least two analog input internal bus controllers 323 respectively, for the voltage transitions that will input from power bus 52 voltage to each device requirement.
The collection of the information such as analog input 32 primary responsibility driver Consoles place handle level signal, cylinder pressure, power supply, carries out exchanges data by least two core buss 51 on backboard 5 with gateway board 2.
Fig. 7 is the composition schematic diagram of output board in the utility model RIOM, and Fig. 8 is the structural representation of digital output in the utility model RIOM, and Fig. 9 is the structural representation of analog output in the utility model RIOM.As shown in Figure 7, the RIOM that the utility model above-described embodiment provides, output board 4, comprising: digital output 41 and analog output 42; Digital output 41 and analog output 42 comprise respectively: at least one group of output channel, output processor, at least two output internal bus controllers, and the quantity exporting internal bus controller is equal with the quantity of core bus; Each output internal bus controller is connected with backboard by corresponding core bus, and output processor exports internal bus controller with at least two respectively, at least one group of output channel is connected.
Concrete, as shown in Figure 8, digital output 41, comprising: at least one group of digital output passage 411, digital output processor 412, at least two digital output internal bus controllers 413.The quantity of digital output internal bus controller 413 is equal with the quantity of core bus 51; Each digital output internal bus controller 413 is connected with backboard 5 by corresponding core bus, and digital output processor 412 is connected with at least two digital output internal bus controllers 413, at least one group of digital output passage 411 respectively.Information after digital output processor 412 processes by least one group of digital output passage 411 is transported to outside board 415.
The often group digital output passage 411 of digital output 41 is the digital output passage of the complete independent isolating in each road, adopts relay as isolation components and parts.Often organize the public public input anode of digital output passage 411, be connected with relay common port, relay coil is connected with a pin of digital output processor 412, digital output processor 412 carrys out the output of control relay by the height controlling pin level, once receive the control information that gateway board 2 sends, digital output 41 just will perform concerned control command, simultaneously by board software version number, running time, life signal, the data such as self-inspection information are sent to corresponding core bus 51 by least two digital output internal bus controllers 413, process is received by gateway board 2.
Optionally, digital output 41, also comprise: power-switching circuit 414, power-switching circuit 414 is connected with digital output processor 412, at least two digital output internal bus controllers 413 respectively, for the voltage transitions that will input from power bus 52 voltage to each device requirement.
The on off control of digital output 41 primary responsibility air-conditioning, the opening and closing of guest room door and Lighting control etc., carry out exchanges data by least two core buss 51 on backboard 5 with gateway board 2.
Further, as shown in Figure 9, analog output 42, comprising: at least one group of analog output channel 421, analog output processor 422, at least two analog output internal bus controllers 423.The quantity of analog output internal bus controller 423 is equal with the quantity of core bus 51; Each analog output internal bus controller 423 is connected with backboard 5 by corresponding core bus, and analog output processor 422 is connected with at least two analog output internal bus controllers 423, at least one group of analog output channel 421 respectively.Information after analog output processor 422 processes by least one group of analog output channel 421 is transported to outside board 425.
Analog output 42 is often organized the every paths in analog output channel 421 and is connected with a pin of analog output processor 422, analog output processor 422 controls every paths by the voltage levels controlling pin level and exports corresponding analog quantity, once receive the control information that gateway board 2 sends, analog output 42 just will perform concerned control command, simultaneously by board software version number, running time, life signal, the data such as self-inspection information are sent to core bus 51 by least two analog output internal bus controllers 423, process is received by gateway board 2.
Optionally, analog output 42, also comprise: power-switching circuit 424, power-switching circuit 424 is connected with analog output processor 422, at least two analog output internal bus controllers 423 respectively, for the voltage transitions that will input from power bus 52 voltage to each device requirement.
The utility model comprises two core buss with backboard, and core bus is CAN is that the switching flow of example to bus is described.Concrete, the utility model adopts the design of backboard dual CAN bus fully redundance, and adopt two cover CAN, every suit all comprises bus control unit, bus driver and bus cable.Adopt hot standby working method, namely when the first CAN communication failure, second starts CAN communicates, and maintenance system is normally run.
When RIOM unit normally works, the first CAN is in running order.When the first CAN breaks down, the second CAN enters operating state.If the first CAN fault detected when powering on, the second CAN then enters operating state automatically, can ensure that the communication function of whole RIOM unit is normal like this.Bus failure detection and bus automatic switchover are the keys of double-bus redundancy system.
When after double-bus redundancy system jam, the switching of bus can be completed by gateway board.Break down for the first CAN and be described.When gateway board carries out poll by the first CAN to monitoring node (I/O board), if this monitoring node is without response, so gateway board can again access this monitoring node after certain interval of time, if still without response, then this monitoring node is labeled as fault by gateway board, next, inquiry frame is sent to this monitoring node by the second CAN, if this monitoring node responds not yet, report to the police so immediately, report that this monitoring node breaks down; If this malfunctioning node sends response, show that this detection node does not break down, but the first CAN fault, the bus control unit of the first CAN is resetted, and attempt sending Fault recovery Frame by the first CAN to gateway board, if success, gateway board removes the fault flag of above-mentioned monitoring node, and informs that this monitoring node continues use first CAN and communicates; If still unsuccessful after trial sends N time, so this monitoring node informs the Fault recovery failure of gateway board first CAN by the second CAN, and send warning message, prompting driver has fault to occur.
The RIOM that the utility model provides, designs RIOM unit by two core bus redundancy communication, improves the stability of RIOM unit, have obvious advantage in train network control system, is the direction of track traffic industry future development.
Figure 10 is the structural representation that the utility model has the train of RIOM.As shown in Figure 10, a kind of train with RIOM that the utility model provides, comprising: the RIOM101 described in Fig. 1 ~ Fig. 9, train control unit VCU102 and double-unit traction controller 103.RIOM101 is communicated by MVB103 and VCU102.RIOM101, for Gather and input information, also for exporting control command to VCU102; VCU102, for controlling the running status of this train.
RIOM in the utility model, its concrete structure with realize consistent with Fig. 1 to Fig. 9 of principle, detailed content, see the introduction in above-described embodiment, repeats no more herein.
The RIOM that the utility model provides and there is the train of RIOM, by arranging at least two core buss on backboard, when the core bus of in RIOM is interfered, when the information of its transmission occurs abnormal, tablet, output board and gateway board also communicate by remaining core bus, thus solve the phenomenon that whole RIOM unit there will be fault, improve stability and the reliability of RIOM unit, and then improve the reliability of safe train operation.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.

Claims (8)

1. a RIOM, is characterized in that, comprising: power panel, gateway board, tablet, output board and backboard; Described power panel, described gateway board, described tablet, described output board are connected with described backboard respectively;
Described backboard, comprising: at least two core buss and a power bus;
Described tablet, described output board communicate with described gateway board respectively by core bus described in every root; Described power panel is connected with described gateway board, described tablet, described output board, for powering for described gateway board, described tablet, described output board respectively by described power bus.
2. RIOM according to claim 1, is characterized in that, described power panel, comprising: protection, filter circuit and power transfer module; Described protection, filter circuit are connected with described power transfer module by described power bus; Described protection, filter circuit are connected with power supply, and described power transfer module is connected with described backboard;
Described protection, filter circuit, for filtering external interference, also for the protection of the safety of described backboard, described gateway board, described tablet and described output board; Described power transfer module, the supply voltage for being provided by described power supply is transformed into the voltage of described gateway board, described tablet and described output board demand.
3. RIOM according to claim 1, is characterized in that, described gateway board, comprising: gateway external bus controller, gateway processor, at least two gateway internal bus controllers; The quantity of described gateway internal bus controller is equal with the quantity of described core bus;
Each described gateway internal bus controller is connected with described backboard by corresponding described core bus, at least two gateway internal bus controllers, described gateway external bus controllers described in described gateway processor connects respectively, described gateway external bus controller is linked by external bus and external plates and connects.
4. RIOM according to claim 3, is characterized in that, described gateway external bus controller is double-unit traction controller communication control circuit, and described external bus is MVB.
5. RIOM according to claim 4, is characterized in that, described gateway board, also comprises: processor interface circuit;
Described processor interface circuit is connected between described gateway external bus controller and described gateway processor, for assisting the communication between described gateway external bus controller and described gateway processor.
6. RIOM according to claim 3, is characterized in that, described tablet, comprising: digital input and analog input;
Described digital input and described analog input comprise respectively: at least one group of input channel, input processor, at least two input internal bus controllers; The quantity of described input internal bus controller is equal with the quantity of described core bus;
Each described input internal bus controller is connected with described backboard by corresponding described core bus, and described input processor inputs internal bus controller with described at least two respectively, described at least one group of input channel is connected.
7. RIOM according to claim 6, is characterized in that, described output board, comprising: digital output and analog output;
Described digital output and described analog output comprise respectively: at least one group of output channel, output processor, at least two output internal bus controllers; The quantity of described output internal bus controller is equal with the quantity of described core bus;
Each described output internal bus controller is connected with described backboard by corresponding described core bus, and described output processor exports internal bus controller with described at least two respectively, described at least one group of output channel is connected.
8. there is a train of RIOM, it is characterized in that, comprising: the RIOM described in any one of claim 1 ~ 7, train control unit VCU and double-unit traction controller; Described RIOM is communicated with described VCU by described MVB;
Described RIOM, for Gather and input information, also for exporting control command to VCU;
Described VCU, for controlling the running status of described train.
CN201520650547.6U 2015-08-26 2015-08-26 RIOM and have RIOM's train Active CN205005064U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106325187A (en) * 2016-09-08 2017-01-11 中车大连电力牵引研发中心有限公司 Digital output board, remote input output module and train control system
CN106394538A (en) * 2016-11-02 2017-02-15 中车株洲电力机车有限公司 Locomotive brake control unit and locomotive
CN108248388A (en) * 2016-12-28 2018-07-06 中车株洲电力机车研究所有限公司 The low-voltage distribution system of intelligent self- steering rubber tire low-floor truck combination
CN109254578A (en) * 2018-09-29 2019-01-22 中车永济电机有限公司 India use for electric locomotive TCMS network-control VCU joins cabinet again

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106325187A (en) * 2016-09-08 2017-01-11 中车大连电力牵引研发中心有限公司 Digital output board, remote input output module and train control system
CN106394538A (en) * 2016-11-02 2017-02-15 中车株洲电力机车有限公司 Locomotive brake control unit and locomotive
CN108248388A (en) * 2016-12-28 2018-07-06 中车株洲电力机车研究所有限公司 The low-voltage distribution system of intelligent self- steering rubber tire low-floor truck combination
CN109254578A (en) * 2018-09-29 2019-01-22 中车永济电机有限公司 India use for electric locomotive TCMS network-control VCU joins cabinet again

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