CN110224912A - A kind of locomotive Multi net voting Configuration Communication system and method - Google Patents
A kind of locomotive Multi net voting Configuration Communication system and method Download PDFInfo
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- CN110224912A CN110224912A CN201910604622.8A CN201910604622A CN110224912A CN 110224912 A CN110224912 A CN 110224912A CN 201910604622 A CN201910604622 A CN 201910604622A CN 110224912 A CN110224912 A CN 110224912A
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- locomotive
- display screen
- bus
- central controller
- diesel engine
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- 230000003137 locomotive effect Effects 0.000 title claims abstract description 86
- 238000004891 communication Methods 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 9
- 239000002283 diesel fuel Substances 0.000 claims description 7
- 238000007689 inspection Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000003993 interaction Effects 0.000 claims description 3
- 241001269238 Data Species 0.000 claims description 2
- 239000010710 diesel engine oil Substances 0.000 claims 1
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 101100285426 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) HMI1 gene Proteins 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
- H04L12/40013—Details regarding a bus controller
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40208—Bus networks characterized by the use of a particular bus standard
- H04L2012/40215—Controller Area Network CAN
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40208—Bus networks characterized by the use of a particular bus standard
- H04L2012/40228—Modbus
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40267—Bus for use in transportation systems
- H04L2012/40273—Bus for use in transportation systems the transportation system being a vehicle
Abstract
The invention discloses a kind of locomotive Multi net voting Configuration Communication system and methods, the system includes central controller, the first locomotive display screen, the second locomotive display screen, Ethernet switch, diesel engine communication gate, diesel engine controller and power supply unit controller, central controller is connect by RS485 bus with the first locomotive display screen, first locomotive display screen, Ethernet switch and the second locomotive display screen pass sequentially through Ethernet connection respectively, and the second locomotive display screen is connect by RS485 bus with power supply unit controller;First locomotive display screen also passes through RS485 bus and connect with diesel engine communication gate, and diesel engine communication gate is connect by CAN bus with diesel engine controller.Central controller has been internally integrated weight gang mould block, and the central controller of this vehicle carries out two-shipper by the central controller of RS485 bus and his vehicle and joins again.Central controller, the first locomotive display screen and the second locomotive display screen in RS485 bus are all made of Modbus-RTU agreement and carry out data communication.For the present invention using mature network configuration, communication is reliable and stable, suitable for high request, the shunter of low cost.
Description
Technical field
The present invention relates to field of track traffic more particularly to a kind of locomotive Multi net voting Configuration Communication system and methods.
Background technique
Early stage shunter network communicating system is fairly simple, and control unit is mainly microcomputer and display screen, needs to communicate
Number of nodes it is less, the PPI communication mode based on RS485 is mainly used between microcomputer and display screen, or is used based on PLC
The RS485 MODBUS communication mode stood, network communicating system design is simple, and network communication data amount is less.
With the raising of user demand, increased on shunter and diesel generating set (1MA), Diesel Engine Control unit
The communication requirement of control unit (ECM), net inspection vehicle, while increasing and joining again between two locomotives, weight between locomotive and net inspection vehicle
The communication of connection.Need between each locomotive transmission and interactive information mutually.The network design of shunter is more complicated, network
Amount of communication data is big.
Summary of the invention
To solve the above-mentioned problems, the present invention proposes a kind of locomotive Multi net voting Configuration Communication system, including central controller,
First locomotive display screen, the second locomotive display screen, Ethernet switch, diesel engine communication gate, diesel engine controller and power supply
Generator set controller, the central controller are connect by RS485 bus with the first locomotive display screen, and first locomotive is shown
Screen, Ethernet switch and the second locomotive display screen pass sequentially through Ethernet connection respectively, and second locomotive display screen passes through
RS485 bus is connect with power supply unit controller.First locomotive display screen also passes through RS485 bus and diesel engine communication network
Connection connects, and the diesel engine communication gate is connect by CAN bus with diesel engine controller.
Further, the central controller has been internally integrated weight gang mould block, and the central controller of this vehicle is total by RS485
The central controller of line and his vehicle carries out two-shipper and joins again.
Further, the central controller in the RS485 bus, the first locomotive display screen and the second locomotive display screen are equal
Data communication is carried out using Modbus-RTU agreement.
Preferably, first locomotive display screen is set as the main website of RS485 Modbus, the center
Controller is set as the first slave station of RS485 Modbus, and second locomotive display screen is set as the second of RS485 Modbus
Slave station.
Preferably, it is provided with third locomotive display screen on net inspection vehicle, the third locomotive display screen passes through
Ethernet switch and the first locomotive display screen carry out data communication, and all information of real-time display locomotive.
In addition, the present invention also proposes a kind of locomotive Multi net voting Configuration Communication method, with RS485 bus for main wire guide network,
It is secondary to use Ethernet and CAN bus, the wherein central controller in RS485 bus, the first locomotive display screen and the second locomotive
Display screen is all made of Modbus-RTU agreement and carries out data communication, specific as follows:
The central controller is set as the first slave station of RS485 Modbus, real while completing the traction control of this vehicle
Now with the reconnection communication of his vehicle, on the one hand, communicated with the first locomotive display screen, be transmitted through come diesel engine initial data carry out
It calculates, then final data is returned to the first locomotive display screen;On the other hand, according on console host setting switch come
Determine main website and/or slave station signal, when configuration switch is at this parking stall, determines this vehicle for main website locomotive, carry out and his vehicle center
The connection again of controller completes the interaction of two car datas, realizes that two-shipper joins again.
First locomotive display screen is set as the main website of RS485 Modbus, on the one hand, carries out with central controller double
To data transmit, be responsible for receive and display central controller obtain digital quantity signal, analog signals, on-off model and
Failure amount information, and fault message is alarmed and recorded;On the other hand, also logical by diesel engine communication gate and diesel engine
Letter, and diesel oil machine information is shown on interface, wherein diesel engine communication gate is communicated with diesel engine by CAN bus.
Second locomotive display screen is set as the second slave station of RS485 Modbus, acquires except through Ethernet and aobvious
Show that the first locomotive display screen is transmitted through to come except data, also communicated with by RS485 bus with power supply unit, acquires power supply machine
The initial data of group, and handle collected data and show final data again.
Preferably, the central controller has been internally integrated weight gang mould block, on this basis, in this vehicle
Centre controller carries out two-shipper by the central controller of RS485 bus and his vehicle and joins again.
Preferably, it is provided with third locomotive display screen on net inspection vehicle, the third locomotive display screen passes through
Ethernet switch and the first locomotive display screen carry out data communication, and all information of real-time display locomotive.
The beneficial effects of the present invention are:
(1) it using mature network configuration, communicates reliable and stable;
(2) at low cost, suitable for high request, the shunter of low cost;
(3) display screen is used as main website for the first time, has shared the workload of central controller, makes central controller program operation week
Phase shortens, and communication speed improves, and the accuracy for transmitting data improves;
(4) two-shipper dynamic reconnection communication is realized;
(5) Multi net voting Configuration Communication function sufficiently is realized with the advantages of network.
Detailed description of the invention
Fig. 1 is grid topological diagram of the invention;
Fig. 2 is the grid topological diagram of the specific embodiment of the invention 1.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, this hair of Detailed description of the invention is now compareed
Bright specific embodiment.It should be appreciated that described herein, specific examples are only used to explain the present invention, is not used to limit
The present invention, i.e., described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually here
The component of the embodiment of the present invention described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations.Therefore, with
Under the range of claimed invention is not intended to limit to the detailed description of the embodiment of the present invention provided in the accompanying drawings,
But it is merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art are not making wound
Every other embodiment obtained under the premise of the property made is worked, shall fall within the protection scope of the present invention.
Specific embodiment 1:
The present embodiment is secondly total with Ethernet (Ethernet) and CAN mainly with RS485 bus for main wire guide network
Line.The advantages of playing heterogeneous networks completes microcomputerized controller (hereinafter referred to as ACC), display screen, gateway, power supply unit and diesel oil
The logic control, diesel engine of this vehicle and Ta Che are realized in communication between machine by operative position selection switch and present networks system
Control and two-shipper join again and the functions such as more display interfaces are shown, specific as follows:
One, hardware forms
According to network signal demand of shunting, the other factors such as Bindery security, reliability and agility determine the network system
System selects hardware to see the table below 1.
Table 1
Wherein, ACC mainly carries out logic parameter operation, including locomotive logic control, diesel oil to collected various data
Machine start-up and shut-down control, fault detection, diagnosis, protection and related data record, parameter setting modification etc., and can be with frequency acquisition amount
Signal (locomotive speed and diesel engine speed), digital quantity signal, analog signals.Weight gang mould block is mounted in as an expansion module
In ACC, mainly Ben Che or the collected information of his vehicle are sent to other side, complete two-shipper and join again.Diesel engine communication gate master
If being used to and diesel engine carrying out CAN communication, diesel oil machine information is acquired, and ACC is sent to by RS485 bus.Locomotive is shown
Screen (HMI) is used to show the information sent from ACC and diesel engine, and will carry out from the collected information of power supply unit macro
It handles and shows.The grid topological diagram of the present embodiment is as shown in Figure 2.
Two, network is divided the work
(1) RS485 bus: it is logical that the intelligent cell in all RS485 buses is all made of Modbus-RTU agreement progress data
Letter.
ACC is the control core of entire locomotive as RS485 Modbus slave station 1, completes the function such as this vehicle traction control
Reconnection communication function is realized while energy.ACC is on the one hand and HMI0 communication, acquisition are transmitted through the data come from HMI1 and HMI0, and
HMI0 is transmitted through the diesel engine initial data come to calculate, then by final data transmission to HIM0 and other terminals;Together
When, master/slave station signal is determined according to the host setting switch on console, when configuration switch is at this parking stall, ACC determines this
Vehicle is main website locomotive, is carried out and the connection again of his vehicle ACC, completes this vehicle, the interaction of his car data, realizes that two-shipper joins again.
HMI0 carries out bidirectional data transfers as RS485 Modbus main website, with ACC, is responsible for receiving the collected number of ACC
Word amount, switching value, analog quantity and failure amount information etc. show on interface and alarm and record to fault message;And
And communicated by diesel engine communication gate (GW7228) with diesel engine, diesel oil machine information is shown on interface.
Slave station 2 of the HMI1 as RS485 Modbus, other than acquiring and showing that main website is transmitted through and carrys out data, with power supply machine
Group is communicated, and the initial data of power supply unit is acquired, and is handled collected data with macrodoce and shown final number
According to.
(2) Ethernet: using the Ethernet of quick 100Mbit/s between HMI, not to each HMI setting
With IP carry out transmission data, the IP setting of 3 HMI be respectively 192.168.0.100,192.168.0.101,
192.168.0.102。
HMI0 serves as the function of sending and receiving data in Ethernet, the number of this vehicle, Ta Che and HMI1 are received from ACC
According to being then transferred to each display screen by Ethernet.
HMI2 acquires the information of HMI0 in the present system, for showing all information of locomotive on net inspection vehicle, is only used as
It has been shown that, is not involved in control.
(3) CAN bus:
In this system, since HMI0 can not choose gateway GW7228 and diesel engine carries out with diesel engine direct communication
CAN J1939 communication, acquires diesel oil machine information, and send locomotive microcomputer to by RS485.
The above is only a preferred embodiment of the present invention, it should be understood that the present invention is not limited to described herein
Form should not be regarded as an exclusion of other examples, and can be used for other combinations, modifications, and environments, and can be at this
In the text contemplated scope, modifications can be made through the above teachings or related fields of technology or knowledge.And those skilled in the art institute into
Capable modifications and changes do not depart from the spirit and scope of the present invention, then all should be in the protection scope of appended claims of the present invention
It is interior.
Specific embodiment 2:
The present embodiment is on the basis of embodiment 1:
Microcomputerized controller (ACC) in the present embodiment uses Siemens's programmable controller, concrete model 6ES7
288-1ST60-0AA0, weight gang mould block use Siemens Communications module, and concrete model is 6ES7 288-7DP01-0AA0
(PROFIBUS-DP), locomotive display screen uses step section display, concrete model MT4523TE.
In the description of the present invention, it should be noted that term " first ", " second ", " third " etc. are only used for distinguishing and retouch
It states, is not understood to indicate or imply relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects;It can be mechanical connection, be also possible to be electrically connected;It can be wired connection, be also possible to be wirelessly connected.
Claims (6)
1. a kind of locomotive Multi net voting Configuration Communication system, which is characterized in that including central controller, the first locomotive display screen,
Two locomotive display screens, Ethernet switch, diesel engine communication gate, diesel engine controller and power supply unit controller, it is described in
Centre controller is connect by RS485 bus with the first locomotive display screen, first locomotive display screen, Ethernet switch and the
Two locomotive display screens pass sequentially through Ethernet connection respectively, and second locomotive display screen passes through RS485 bus and power supply unit
Controller connection;First locomotive display screen also passes through RS485 bus and connect with diesel engine communication gate, and the diesel engine is logical
Letter gateway is connect by CAN bus with diesel engine controller;
The central controller has been internally integrated weight gang mould block, and the central controller of this vehicle passes through in RS485 bus and his vehicle
Centre controller carries out two-shipper and joins again;
Central controller, the first locomotive display screen and the second locomotive display screen in the RS485 bus are all made of Modbus-
Rtu protocol carries out data communication.
2. a kind of locomotive Multi net voting Configuration Communication system according to claim 1, which is characterized in that first locomotive is aobvious
Display screen is set as the main website of RS485 Modbus, and the central controller is set as the first slave station of RS485 Modbus, described
Second locomotive display screen is set as the second slave station of RS485 Modbus.
3. a kind of locomotive Multi net voting Configuration Communication system according to claim 1, which is characterized in that be provided on net inspection vehicle
Third locomotive display screen, the third locomotive display screen carry out data by Ethernet switch and the first locomotive display screen and lead to
Letter, and all information of real-time display locomotive.
4. a kind of locomotive Multi net voting Configuration Communication method, which is characterized in that with RS485 bus be main wire guide network, secondly with
Too net and CAN bus, wherein the central controller in RS485 bus, the first locomotive display screen and the second locomotive display screen are equal
Data communication is carried out using Modbus-RTU agreement, specific as follows:
The central controller is set as the first slave station of RS485 Modbus, while completing the traction control of this vehicle realize with
The reconnection communication of his vehicle, on the one hand, communicated with the first locomotive display screen, be transmitted through the diesel engine initial data come and counted
It calculates, then final data is returned to the first locomotive display screen;On the other hand, sentenced according to the host setting switch on console
Determine main website and/or slave station signal, when configuration switch is at this parking stall, determine this vehicle for main website locomotive, controlled with his vehicle center
The connection again of device processed completes the interaction of two car datas, realizes that two-shipper joins again;
First locomotive display screen is set as the main website of RS485 Modbus, on the one hand, carries out two-way number with central controller
According to transmission, it is responsible for digital quantity signal, analog signals, on-off model and the failure received and display central controller obtains
Information is measured, and fault message is alarmed and recorded;On the other hand, it is also communicated by diesel engine communication gate with diesel engine,
And diesel oil machine information is shown on interface, wherein diesel engine communication gate is communicated with diesel engine by CAN bus;
Second locomotive display screen is set as the second slave station of RS485 Modbus, and the is acquired and shown except through Ethernet
One locomotive display screen, which is transmitted through, to be come except data, is also communicated with by RS485 bus with power supply unit, acquires power supply unit
Initial data, and handle collected data and show final data again.
5. a kind of locomotive Multi net voting Configuration Communication method according to claim 4, which is characterized in that the central controller
It is internally integrated weight gang mould block, on this basis, the central controller of this vehicle passes through the central controller of RS485 bus and his vehicle
Two-shipper is carried out to join again.
6. a kind of locomotive Multi net voting Configuration Communication method according to claim 4, which is characterized in that be provided on net inspection vehicle
Third locomotive display screen, the third locomotive display screen carry out data by Ethernet switch and the first locomotive display screen and lead to
Letter, and all information of real-time display locomotive.
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CN112208582A (en) * | 2020-10-26 | 2021-01-12 | 中国神华能源股份有限公司神朔铁路分公司 | Determination method, device and equipment for automatic driving control data of multi-locomotive |
CN112738144A (en) * | 2019-10-28 | 2021-04-30 | 标致雪铁龙汽车股份有限公司 | Cloud communication system and method combined with vehicle distributed computing architecture and vehicle |
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Application publication date: 20190910 |