The utility model content
The utility model provides a kind of electric transmission diesel coach set train and heavily joins train, can realize that the equipment of distinct interface carries out data communication in same vehicle bus network.
The utility model provides a kind of electric transmission diesel coach set train on the one hand, comprise vehicle bus, be connected with first kind unit and Equations of The Second Kind unit on described vehicle bus, wherein, the interface of described first kind unit is different from the interface of described vehicle bus, and the interface of described Equations of The Second Kind unit is identical with the interface of described vehicle bus;
Be connected by gateway module between described first kind unit and described vehicle bus, directly be connected between described Equations of The Second Kind unit and described vehicle bus.
In electric transmission diesel coach set train as above, be connected with two control unit for vehicle VCU of redundancy each other on described vehicle bus, described two control unit for vehicle VCU lay respectively in the driver's cab at described train two ends.
In electric transmission diesel coach set train as above, be connected with two human interface device HMI of redundancy each other on described vehicle bus, described two personal-machine interface device HMI lay respectively in the driver's cab at described train two ends.
In electric transmission diesel coach set train as above, be connected with input/output module RIOM on described vehicle bus, described input/output module RIOM is connected with controlled device by control path.
In electric transmission diesel coach set train as above, described gateway module is the gateway module of multiple interfaces, can connect by a described gateway module so that have a plurality of described first kind unit of different interface type.
The utility model provides a kind of heavy train on the other hand, comprises two above-described electric transmission diesel coach set trains, described two train coupled running;
Be connected with train bus-line between described two trains, and the vehicle bus of two trains is connected with described train bus-line all.
In heavy train as above, described train bus-line is wired train bus WTB, and described vehicle bus is double-unit traction controller;
Described double-unit traction controller is connected by the TCN gateway with described wired train bus WTB.
In heavy train as above, described wired train bus WTB adopts the two-way wired train bus WTB of redundancy each other;
Described double-unit traction controller is to adopt the two-way double-unit traction controller of redundancy each other.
In heavy train as above, described TCN gateway is to adopt two TCN gateways of redundancy each other.
The electric transmission diesel coach set train that the utility model provides and heavily join train by gateway module is set, can make the equipment of heterogeneous networks interface realize data communication in a vehicle bus network.
The specific embodiment
The utility model one embodiment provides a kind of electric transmission diesel coach set train, comprise vehicle bus, be connected with first kind unit and Equations of The Second Kind unit on vehicle bus, wherein, the interface of first kind unit is different from the interface of vehicle bus, and the interface of Equations of The Second Kind unit is identical with the interface of vehicle bus; Be connected by gateway module between first kind unit and vehicle bus, directly be connected between Equations of The Second Kind unit and vehicle bus.
Concrete, as shown in Figure 1, vehicle bus is double-unit traction controller, vehicle bus MVB consists of the MVB network.Equipment in train comprises: control unit for vehicle VCU, human interface device HMI, diesel engine controller FFR, hydrostatic pressure system HCU, door control unit EDCU1, door control unit EDCU2 etc., wherein control unit for vehicle VCU, human interface device HMI are identical with the interface of vehicle bus MVB, has the MVB interface, be above-mentioned Equations of The Second Kind unit, can be directly connected on vehicle bus MVB by the MVB interface; Diesel engine controller FFR and hydrostatic pressure system HCU have the CAN bus interface, door control unit EDCU1 and door control unit EDCU2 have the RS485 interface, be above-mentioned first kind equipment, its interface is different from the interface of vehicle bus MVB, all need to be connected on the MVB bus by gateway module, concrete, CAN interface on diesel engine controller FFR is connected with CAN interface on the MVB/CAN/RS485 gateway module by the CAN bus, and the MVB interface on the MVB/CAN/RS485 gateway module is connected on the MVB bus; Hydrostatic pressure system HCU is connected with CAN interface on the MVB/CAN/RS485 gateway module by the CAN bus, and door control unit EDCU1 and door control unit EDCU2 are connected on vehicle bus MVB by the RS485 interface of MVB/CAN/RS485 gateway module.Therefore, the present embodiment is by gateway module, can be with the equipment connection of non-MVB interface on the MVB bus, thus can use simultaneously the equipment of distinct interface on a MVB network.
In the present embodiment, the equipment of two distinct interfaces is as follows by the process that gateway module communicates: two equipment are connected with the MVB bus by gateway module respectively, these two equipment can be crossed information exchange gateway module and be transferred on the MVB bus, and communicate by the control unit for vehicle VCU that is connected with the MVB bus.for example: hydrostatic cooling system HCU need to read the relevant information of diesel engine controller FFR, but two equipment can't directly communicate, the information of diesel engine controller FFR can send on the MVB bus by gateway module, read the information of the diesel engine controller FFR on the MVB bus by control unit for vehicle VCU, and the information relevant to hydrostatic cooling system HCU is re-send on the MVB bus, receive by the gateway module of its connection the data that it needs again by hydrostatic pressure system HCU, thereby solved the problem that hydrostatic cooling system HCU communicates by letter with diesel engine controller FFR.
In the present embodiment, for minimizing equipment, reduce costs, can adopt the gateway module with multiple interfaces, can connect by a gateway module so that have a plurality of first kind units of different interface type.As hydrostatic cooling system and gateway module of the common use of door control unit.Concrete, in Fig. 1, the MVB/CAN/RS485 gateway module has MVB interface, CAN interface and RS485 interface, therefore, hydrostatic pressure system HCU with CAN bus interface, door control unit EDCU1 and door control unit EDCU2 with RS485 bus interface are connected on vehicle bus MVB by a MVB/CAN/RS485 gateway module jointly, by the software in this gateway module, the equipment that connects are distinguished.
In the present embodiment, network control system has also adopted the mode that network is combined with circuit, realizes the technology redundancy of network and traditional circuit.Concrete, can be connected with input/output module RIOM on vehicle bus, input/output module RIOM is connected with controlled device by control path.Control command on network can be transferred on controlled device by the RIOM module, the state of equipment can be transferred on vehicle bus by RIOM simultaneously, if network breaks down, controlled device can directly be controlled by control path, realizes the technology redundancy of network and traditional circuit.In Fig. 1, be connected to the input/output module RIOM on vehicle bus MVB, the RIOM module has the MVB interface, be directly connected on the MVB bus, then the RIOM module also is connected with fire alarm equipment FAS and Pneumatic brake systems PBS by wire, and the state of fire alarm equipment FAS and Pneumatic brake systems PBS is transferred on the MVB bus by the RIOM module.Simultaneously, control unit for vehicle VCU on the MVB bus also can transmit control signal to the RIOM module, the RIOM module is controlled fire alarm equipment FAS and Pneumatic brake systems PBS according to the signal that receives, if the MVB bus breaks down, can automatically switch to the traditional circuit master mode, guarantee the train smooth operation.
For guaranteeing system's reliability of operation, the present embodiment has adopted redundancy, this redundancy is the two-node cluster hot backup redundancy, the two-node cluster hot backup redundancy is: two identical and independently the unit can the complete independently setting function, during normal operation, the work of all switching on of two unit, but only have the output of main unit can control controlled object, the output of stand-by unit is invalid.In case master-failure realizes control to vehicle in setting time as main equipment from equipment, has increased the reliability of train control network.
In the present embodiment, control unit for vehicle VCU and human interface device HMI all adopt redundancy.
as shown in Figure 1, at network topology two ends, a control unit for vehicle VCU is arranged respectively, these two control unit for vehicle VCU are the two-node cluster hot backup redundancy, lay respectively in the driver's cab at train two ends, this device has train monitoring function and train supervision function, as to traction system, brake system, the monitoring of the subsystem such as diesel engine and hydrostatic pressure system, the mutual redundancy of train supervision function of two control unit for vehicle VCU, one is operated in holotype, another is operated in from pattern, default configuration is main VCU for the VCU that at first powers on, if power on simultaneously, it is main VCU that driver's the interior VCU of driver's cab is arranged.Main VCU with from the identical program of VCU operation, and monitor the state of main VCU from VCU, when main VCU et out of order, take at any time the work of main VCU, implement VCU principal and subordinate conversion.When the generation principal and subordinate changed, the MVB communication interruption time was no more than 6s.
In the present embodiment, as shown in Figure 1, a personal-machine interface device HMI is arranged respectively at the two ends of network topology, HMI is the final terminal in network topology structure, correlation parameter, diesel engine fault information, each car communication network status when being used for showing the motor train unit operation.Correlation parameter comprises: this car license number, operating mode, present speed, current date time, each car diesel signal, each vehicle device status signal etc.The traction system that each vehicle device refers to be loaded on each compartment and to participate in the vehicle grade bus communication, fire early-warning system, ancillary system, car door etc.HMI also is used for consulting failure record, modification system time, overload warning and demonstration thereof in the past.Can check train information by HMI, be the man machine interface of train, the present embodiment adopts two personal-machine interface device HMI, and this two personal-machines interface device HMI is redundancy each other, lay respectively in the driver's cab at train two ends, when powering on, the HMI at driver's cab two ends activates simultaneously.But the HMI that only has driver's cab to take end just can carry out command operation (for example: open the door and close the door).
In the present embodiment, vehicle bus MVB adopts the two-way double-unit traction controller of redundancy each other, specifically adopt the serial data bus with the redundant transmission line, this serial data bus is divided into the two-way cable of redundancy each other, cable the connecting bridge of centre adopt two independently adaptor union connect, like this, data can realize redundant transmission in transmitting procedure, reduce data loss rate, increase the reliability of data transmission.
Vehicle bus in the present embodiment adopts the MVB vehicle bus of TCN, it will be understood by those skilled in the art that vehicle bus has MVB vehicle bus, WorldFIP vehicle bus etc., has again CAN bus, LonWorks bus and RS485 bus etc. between each equipment.Therefore, the bus type of the vehicle bus on train and each equipment room does not limit.
The electric transmission diesel coach set train that the utility model provides by gateway module is set, can make the equipment of heterogeneous networks interface realize data communication in a vehicle bus network.
Another embodiment of the utility model provides a kind of heavy train, include two electric transmission diesel coach set trains described in above-described embodiment, two train coupled running, heavily the network control system between the train of connection is the hierarchical network framework, be connected with train bus-line between train, two interior vehicle bus of train are connected with train bus-line, can realize the data communication between train.
Wired train bus WTB has variable topological structure; can the self adaptation train marshalling list change; be mainly used in often hanging together mutually the heavily connection vehicle of conciliating volume; therefore the present embodiment train bus-line used is wired train bus WTB; vehicle bus in train is double-unit traction controller; vehicle bus MVB is connected by the TCN gateway with train bus-line WTB
In the present embodiment, train bus-line WTB adopts the two-way wired train bus WTB of redundancy each other, and vehicle bus MVB adopts the two-way double-unit traction controller of redundancy each other.Concrete, train bus-line WTB and vehicle bus MVB are the serial data bus with the redundant transmission line, serial data bus is divided into the two-way cable of redundancy each other, the middle interconnecting piece of cable divide adopt two independently adaptor union connect, like this, data can realize redundant transmission in transmitting procedure, increase the reliability of data transmission.
In the present embodiment, the TCN gateway that connects vehicle bus MVB and train bus-line WTB is to adopt two TCN gateways of redundancy each other, if a TCN gateway breaks down, another TCN gateway is taken over another TCN gateway work.As the GW in Fig. 1, GW is two TCN gateways of redundancy each other, and vehicle bus MVB is connected on train bus-line WTB by GW.
In the present embodiment, each train has two control unit for vehicle VCU of redundancy each other, and when heavily joining, it is main VCU that driver's the interior train VCU of driver's cab is arranged, and remaining VCU is from VCU.Same, each train has two human interface device HMI of redundancy each other, when heavily joining, has driver's the interior human interface device HMI of driver's cab just can carry out command operation.
It will be understood by those skilled in the art that train or locomotive double heading level bus have WTB train bus-line, WorldFIP train bus-line and the ethernet etc. of TCN, so the bus between train is not limited to train bus-line WTB, also can adopts WorldFIP train bus-line and ethernet etc.
It should be noted that at last: above each embodiment is not intended to limit only in order to the technical solution of the utility model to be described; Although with reference to aforementioned each embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of each embodiment technical scheme of the utility model.