CN104238518B - Material state monitoring system for freight train - Google Patents
Material state monitoring system for freight train Download PDFInfo
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- CN104238518B CN104238518B CN201410471804.XA CN201410471804A CN104238518B CN 104238518 B CN104238518 B CN 104238518B CN 201410471804 A CN201410471804 A CN 201410471804A CN 104238518 B CN104238518 B CN 104238518B
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Abstract
The invention provides a material state monitoring system for a freight train. The material state monitoring system comprises a locomotive monitoring subsystem and a plurality of compartment monitoring subsystems. Each compartment is provided with one compartment monitoring subsystem. The locomotive monitoring subsystem comprises a wireless access point, a master station directional antenna connected with the wireless access point, a first programmable logic controller (PLC) connected with the wireless access point, and an RFID read and write system. Each compartment monitoring subsystem comprises a wireless client side, a slave station directional antenna, a slave station PLC and a first RFID read and write system, wherein the slave station direction antenna is connected with the wireless client side, the slave station PLC is connected with the wireless cline side and a compartment material collecting device, and the first RFID read and write system is connected with the slave station PLC. The material state monitoring system for the freight train can monitor the material state in real time and monitor the state change of materials in the transporting process in real time.
Description
Technical field
The application is related to Industry Control and the communications field, more particularly to a kind of cargo train material state monitoring system.
Background technology
Cargo train usually transports the materials such as coal, oil plant, chemical raw material, natural gas, and these materials are in transport
During physical state, safe condition, missing status be less able to carry out monitor in real time, lead to not monitoring in time and transported
Potential safety hazard present in journey.
Existing most of cargo train cannot be to the monitoring state of material, for carrying out material state monitoring
Cargo train, the mode for carrying out data acquisition frequently with instrument is monitored to material state.But line number is entered using instrument
According to the mode of collection, monitoring can only be realized when vehicle carries out manual metering into terminal, it is impossible to by the material shape for collecting
State real-time data transmission is to locomotive engine or remote central station, it is impossible to realize the monitor in real time of material state.Again as instrument is only entered
Row collection, no data management function, it is impossible to which the data to collecting carry out data filing record, therefore cannot be to material in fortune
State change during defeated carries out real-time monitoring.
Therefore, it is badly in need of a kind of implementing monitoring that can realize material state and can be to material in transportation at present
In the state change system that carries out real-time monitoring.
The content of the invention
To solve above-mentioned technical problem, the embodiment of the present application provides a kind of cargo train material state monitoring system, to reach
To the purpose for realizing the state change of monitor in real time and real-time monitoring material to material state in transportation, technical scheme
It is as follows：
A kind of cargo train material state monitoring system, including：Locomotive engine Monitor And Control Subsystem and multiple compartments monitoring subsystem
System, often saves compartment and is provided with a compartment Monitor And Control Subsystem；
The locomotive engine Monitor And Control Subsystem includes：WAP, the main website being connected with WAP orientation day
Line, the main website programmable logic controller (PLC) PLC being connected with the WAP and the main website RFID for being installed on train head-tail
Storage card and main website RFID read-write head, the train head-tail are one end that locomotive engine connects compartment；
The compartment Monitor And Control Subsystem includes：Wireless client, the slave station beam antenna being connected with the wireless client,
The slave station PLC being connected with the wireless client and carriage material harvester respectively and the slave station being connected with the slave station PLC
RFID read-write device；
The main website PLC is stored with multiple master station transmission control protocol TCP communication parameters, the main website TCP communication parameter
IP address, the passage ID of intercommunication and communication port numbers at least including slave station PLC；
The main website RFID read-write head, for locomotive engine station number, the WAP are read from the main website PLC
The IP address of SSID name and IP address and the main website PLC, and the information for reading is write into the main website RFID storages
Card；
The RFID storage cards, for storing the SSID names of the station number of locomotive engine station number or compartment, the WAP
Claim the IP address with IP address and the main website PLC；
The slave station RFID read-write device is used to read belonging to locomotive engine station number or reading and the slave station RFID read-write device
The IP ground of the station number, the SSID name of the WAP and IP address and the main website PLC in the front end compartment that compartment is connected
Location, and the information for reading is write into the slave station PLC, the front end compartment is on direction of traffic, near the locomotive engine
Compartment；
The slave station PLC uses the locomotive engine station number or the front end being connected with the affiliated compartment of slave station RFID read-write device
The station number in compartment, generates the slave station TCP communication parameter of the station number and slave station PLC in the affiliated compartments of slave station PLC；
The wireless client passes through the slave station beam antenna, the main website beam antenna and from the slave station PLC
The SSID name and IP address of the WAP for getting, sets up Ethernet radio communication company with the WAP
Connect；
On the basis of Ethernet wireless communication connection is set up, the main website PLC and slave station PLC passes through the slave station
TCP communication parameter sets up TCP connections, to realize material state that the carriage material harvester is gathered by the slave station PLC
Data are sent in real time to the main website PLC；
The main website PLC is stored to the material state data that the slave station PLC for receiving sends.
Preferably, the slave station RFID read-write device is specially：First slave station RFID read-write head.
Preferably, the slave station RFID read-write device includes：Be installed on carriage head the second slave station RFID read-write head and
The 3rd slave station RFID read-write head and slave station RFID storage cards of compartment afterbody are installed on, the carriage head is in direction of traffic
On, compartment is the other end corresponding with the head near described locomotive one end, the compartment afterbody；
The second slave station RFID read-write head be used to reading information in the main website RFID storage cards or read with this
Information in the slave station RFID storage cards in the front end compartment that compartment belonging to two slave station RFID read-write heads is connected, and by the letter for reading
The breath write slave station PLC, wherein, the slave station RFID storages in the compartment being connected with the compartment belonging to the second slave station RFID read-write head
Information in card includes the station number in the front end compartment being connected with the compartment belonging to the second slave station RFID read-write head, the wireless access
The IP address of the SSID name and IP address and the main website PLC of point；
The 3rd slave station RFID read-write head is for obtaining the station in the affiliated compartments of the slave station PLC from the slave station PLC
Number, the IP address of the SSID name of the WAP and IP address and the main website PLC, and the information for getting is write
Enter the slave station RFID storage cards.
Preferably, the WAP is provided with the first serial communicating programme mouth, and the wireless client is provided with
Two serial communicating programme mouths.
Preferably, the locomotive engine Monitor And Control Subsystem also includes：The man machine interface being connected with the main website PLC.
Preferably, the locomotive engine Monitor And Control Subsystem also includes：
The remote communication module being connected with the main website PLC, for the material state data for receiving the main website PLC
Send to train ground central station monitoring system.
Preferably, the remote communication module includes：
GPRS module.
Preferably, the remote communication module includes：
3G SIMs.
Preferably, the remote communication module includes：
4G SIMs.
Compared with prior art, the application has the beneficial effect that：
In this application, the locomotive engine in cargo train installs locomotive engine Monitor And Control Subsystem, in the often section car of cargo train
Railway carriage or compartment is respectively mounted a compartment Monitor And Control Subsystem, often saves compartment and passes through respective wireless client, slave station beam antenna and train
The WAP and slave station beam antenna of head, sets up Ethernet wireless communication connection, so as to get through main website PLC and slave station
PLC realizes the physical channel of wireless ethernet communication, (gets through main website PLC and slave station Ethernet wireless communication connection is set up
PLC realizes the physical channel of wireless ethernet communication) on the basis of, main website PLC sets up TCP with slave station PLC and is connected, to realize
State slave station PLC to send the material state data that the carriage material harvester is gathered to the main website PLC, so as to reality in real time
The material state real-time data transmission that carriage material harvester is gathered is showed to main website PLC, main website PLC can be connect in real time
The material state data is activation for receiving is shown or is sent to remote central station to be shown to man machine interface, is reached to material
State carries out the purpose of monitor in real time.
Again as main website PLC is stored to the material state data that the slave station PLC for receiving sends, therefore can be according to
Go out state change of the material in transportation according to the material state data analysiss of storage, it is achieved thereby that real-time monitoring material exists
State change in transportation.
Description of the drawings
For the technical scheme being illustrated more clearly that in the embodiment of the present application, below will be to making needed for embodiment description
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present application, for
For those of ordinary skill in the art, without having to pay creative labor, can be obtaining which according to these accompanying drawings
His accompanying drawing.
Fig. 1 is a kind of logic connection diagram of the cargo train material state monitoring system that the application is provided；
Fig. 2 is a kind of physical arrangement schematic diagram of the cargo train material state monitoring system that the application is provided；
Fig. 3 is a kind of structural representation of the locomotive engine Monitor And Control Subsystem that the application is provided；
Fig. 4 is a kind of logic connection diagram of the compartment Monitor And Control Subsystem that the application is provided；
Fig. 5 is another kind of logic connection diagram of the cargo train material state monitoring system that the application is provided；
Fig. 6 is a kind of entity schematic diagram of the compartment Monitor And Control Subsystem that the application is provided；
Fig. 7 is the communication scheme of RFID read-write head in full-automatic read schemes；
Fig. 8 is the communication scheme of the wireless client that the application is provided and WAP；
Fig. 9 is the communication scheme of main website PLC and multiple slave station PLC that the application is provided；
Figure 10 is another kind of structural representation of the locomotive engine Monitor And Control Subsystem that the application is provided；
Figure 11 is a kind of entity schematic diagram of the locomotive engine Monitor And Control Subsystem that the application is provided；
Figure 12 is the yet another construction schematic diagram of the locomotive engine Monitor And Control Subsystem that the application is provided.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only some embodiments of the present application, rather than the embodiment of whole.It is based on
Embodiment in the application, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of the application protection.
Present solution provides a kind of cargo train material state monitoring system, refers to Fig. 1, the application offer is it illustrates
Cargo train material state monitoring system a kind of logic connection diagram, cargo train material state monitoring system includes：
Locomotive engine Monitor And Control Subsystem 11 and multiple compartment Monitor And Control Subsystems 12.
Wherein, locomotive engine Monitor And Control Subsystem 11 is installed on locomotive engine.Compartment Monitor And Control Subsystem 12 is installed on compartment, often saves car
Railway carriage or compartment is provided with a compartment Monitor And Control Subsystem 12, as shown in Fig. 2 it illustrates one kind of cargo train material state monitoring system
Physical arrangement schematic diagram, the i={ 1,2,3 ..., N } in Fig. 2, N is the integer more than or equal to 1.
In this programme, the concrete structure of locomotive engine Monitor And Control Subsystem 11 refers to Fig. 3, it illustrates the application offer
A kind of structural representation of locomotive engine Monitor And Control Subsystem, locomotive engine Monitor And Control Subsystem 11 include：WAP 21, main website is oriented
Antenna 22, main website PLC (programmable logic controller (PLC), Programmable Logic Controller) 23, main website RFID (are penetrated
Frequency recognizes, Radio Frequency Identification) storage card 24 and main website RFID read-write 25.
Main website beam antenna 22 is connected with WAP 21.Specifically, main website beam antenna 22 by feeder with
WAP 21 is connected.
Main website PLC23 is connected with WAP 21 and main website RFID read-write 25 respectively.
Main website RFID storage cards 24 and main website RFID read-write 25 are mounted on train head-tail, and main website RFID storage cards
24 installation site distance can be with close, the one end of the train head-tail for locomotive engine connection compartment.
Main website RFID read-write 25, for locomotive engine station number, the WAP are read from the main website PLC23
The IP address of SSID name and IP address and the main website PLC23, and the information for reading is write into the main website RFID storages
Card 24.
Main website RFID storage cards 24, are connected with main website RFID read-write 25, for storing the station of locomotive engine station number or compartment
Number, the IP address of the SSID name of the WAP and IP address and the main website PLC23.
Main website PLC23 is previously stored with main website TCP (the Transmission Control communicated with multiple slave station PLC33
Protocol, transmission control protocol) messaging parameter, every group of train formation one group of main website PLC23 and multiple slave station PLC33's is logical
Letter, the part for belonging to main website PLC23 messaging parameters all pre-sets and is stored in main website PLC23.Each slave station PLC33's
The compartment station number that TCP communication parameter is then located according to itself is calculated and is arranged the TCP parameters of oneself.It should be noted that
Multiple main website TCP communication parameters of main website PLC23 storages are changeless.Main website TCP communication parameter at least includes：Slave station
The IP address of PLC33, the passage of intercommunication ID and communication port numbers.Slave station TCP communication parameter at least includes：It is communicated right
IP address as being main website PLC23, the IP address of slave station PLC33, the passage of intercommunication ID and communication port numbers.
Wherein, the passage of intercommunication ID includes first passage ID and second channel ID, and first passage ID is
Slave station PLC33 sends No. ID of data to main website PLC23, and second channel ID is that slave station PLC33 receives main website PLC23 transmission numbers
According to No. ID.
Although main website PLC23 is stored with multiple main website TCP communication parameters, each main website TCP communication parameter and each slave station
The slave station TCP communication parameter of PLC33 has corresponding relation, but slave station PLC33's does not obtain from main website PLC23 in each compartment
Corresponding main website TCP communication parameter is taken as slave station TCP communication parameter, but it is respective by each self-generatings of each slave station PLC33
TCP communication parameter is slave station TCP communication parameter.
In this programme, the concrete logic connection of compartment Monitor And Control Subsystem 12 refers to Fig. 4, it illustrates the application offer
Compartment Monitor And Control Subsystem a kind of logic connection diagram, compartment Monitor And Control Subsystem 12 includes：Wireless client 31, from standing firm
To antenna 32, slave station PLC33 and slave station RFID read-write device 34.
Slave station beam antenna 32 is connected with wireless client 31.Specifically, slave station beam antenna 32 by feeder with
Wireless client 31 is connected.
Slave station PLC33 is connected with wireless client 31, carriage material harvester and slave station RFID read-write device 34 respectively.
The carriage material harvester specifically includes sensor and instrument.
Fig. 5 is referred to, another kind of logic that it illustrates the cargo train material state monitoring system of the application offer connects
Connect schematic diagram.
The entity schematic diagram of compartment Monitor And Control Subsystem 12 refers to Fig. 6, it illustrates compartment monitoring of the application offer
A kind of entity schematic diagram of system.
In this programme, carriage material harvester (i.e. sensor and instrument) collection material state data, slave station PLC33
Obtain the material state data of carriage material harvester collection.4- can be passed through between sensor or instrument and slave station PLC33
20mA current modes analog quantity is connected by the industrial bus mode such as Profibus-DP, i.e. slave station PLC33 needs to support analog quantity
Gather and carry Profibus-DP master station communication abilities.
Wherein, PROFIBUS-DP communications are the exemplary field controlling bus of industrial automation communication.DP therein is
Decentralized Periphery.Decentralized Periphery have low cost at a high speed, for device level control
The communication of system and distributing I/O.PROFIBUS, is a kind of internationalization. it is open. the scene for not relying on equipment manufacturer is total
Line standard.
It is specifically as follows by 2 line of 4-20mA current modes analog quantity or 4 line systems by the connection of 4-20mA current modes analog quantity
Signal connects.
Slave station RFID read-write device 34, for reading locomotive engine station number, the SSID name of the WAP 21 and IP
Address and the IP address of main website PLC23, and by the information for reading (the i.e. SSID of locomotive engine station number, the WAP 21
The IP address of (Service Set Identifier, service set) title and IP address and main website PLC23) write is described
Slave station PLC33；
Or, slave station RFID read-write device 34, before being connected with the compartment belonging to slave station RFID read-write device 34 for reading
The IP address of the station number, the SSID name of WAP 21 and IP address and the main website PLC23 in end compartment, and will read
Information (station number in the front end compartment being connected with the compartment belonging to slave station RFID read-write device 34, the WAP 21 for arriving
The IP address of SSID name and IP address and the main website PLC23) write the slave station PLC33.
For reading the IP of locomotive engine station number, the SSID name of the WAP 21 and IP address and main website PLC23
Address, and by the information for reading write the slave station RFID read-write device 34 of the slave station PLC33 positioned at the direct phase of locomotive engine
Compartment even.
For reading station number, the WAP in the front end compartment being connected with the compartment belonging to slave station RFID read-write device 34
The IP address of 21 SSID name and IP address and the main website PLC23, and the information for reading is write into the slave station
The slave station RFID read-write device 34 of PLC33 is located at the compartment not being joined directly together with locomotive engine.
Wherein, the front end compartment is on direction of traffic, near the locomotive compartment.
In this programme, slave station PLC33 reads the SSID of locomotive engine station number, the WAP 21 by RFID technique
The IP address or the front end car being connected with the compartment belonging to slave station RFID read-write device 34 of title and IP address and main website PLC23
The IP address of the station number, the SSID name of WAP 21 and IP address and the main website PLC23 in railway carriage or compartment, specific embodiment party
Case is divided into semi-automatic read schemes and full-automatic read schemes.Wherein, in semi-automatic read schemes, the slave station RFID read-write
Device 34 is specially：First slave station RFID read-write head, i.e. each compartment each only need to configure a first slave station RFID read-write
Head, RFID read-write head are communicated with the slave station PLC33 configured in its compartment.In practical operation, operator will obtain and install
In the main website RFID storage cards 24 of train head-tail, hand-held main website RFID storage cards 24 go to the train tailstock from train head, by
One each compartment the first slave station RFID read-write head induction zone " brush " once.Each first slave station RFID read-write head is being sensed
Operation during main website RFID storage cards 24 is to read information in main website RFID storage cards 24 first, and being transferred to slave station PLC33 is carried out
Information processing, slave station PLC33 obtain the station number in the affiliated compartments of slave station PLC33 after carrying out information processing, and slave station PLC33 is believed
New data (the i.e. station number in the affiliated compartments of slave station PLC33, the SSID name of the WAP 21 that breath is obtained after having processed
With IP address and the IP address of the main website PLC23) write main website RFID storage cards 24.It should be noted that each first from
Operation of RFID read-write of the standing head when main website RFID storage cards 24 are sensed is write-after-read.
In semi-automatic read schemes, slave station PLC33 is by RS232 or RS422 or RS485 serial communications mode and RFID
Read/write head communicates.
In semi-automatic read schemes, due to using the mode swiped the card in RFID read-write head induction zone that manually holds,
Therefore the radio-frequency transmissions distance of the first slave station RFID read-write head is in 10cm or so.
In full-automatic read schemes, the main website RFID read-write 25 reads locomotive engine station from the main website PLC23
Number, the IP address of the SSID name of the WAP 21 and IP address and the main website PLC23, and by the letter for reading
Breath writes the main website RFID storage cards 24.
In full-automatic read schemes, the slave station RFID read-write device 34 is specifically included：It is installed on the of carriage head
Two slave station RFID read-writes 341 and it is installed on the 3rd slave station RFID read-write 342 and slave station RFID storage cards of compartment afterbody
343, the carriage head be on direction of traffic, compartment near described locomotive one end, the compartment afterbody be with it is described
The corresponding other end of head.
The second slave station RFID read-write 341 be used to reading information in the main website RFID storage cards 24 or read with
Information in the slave station RFID storage cards 343 in the front end compartment that the compartment belonging to the second slave station RFID read-write 341 is connected, and will
The information for reading writes the slave station PLC33, wherein, the car being connected with the compartment belonging to the second slave station RFID read-write 341
Information in the slave station RFID storage cards 343 in railway carriage or compartment includes the front end being connected with the compartment belonging to the second slave station RFID read-write 341
The IP address of the station number in compartment, the SSID name of the WAP 21 and IP address and the main website PLC23.
Second slave station RFID read-write 341 writes the information for reading after the slave station PLC33, and slave station PLC33 is carried out
Information processing, specific information process at least include the station number for calculating the affiliated compartments of slave station PLC33.Slave station PLC33
After information processing is carried out, the station number in the affiliated compartments of slave station PLC33 is obtained.
The 3rd slave station RFID read-write 342 is for obtaining the affiliated compartments of slave station PLC33 from the slave station PLC33
Station number, the SSID name of the WAP 21 and IP address and the main website PLC23 IP address, and will get
Information write the slave station RFID storage cards 343.
In full-automatic read schemes, locomotive station number, the SSID name of the WAP 21 and IP address and
The station number of the IP address and each compartment of the main website PLC23, the SSID name of the WAP 21 and IP address and institute
The transmission for stating the IP address of main website PLC23 is by the realization that communicates between locomotive engine and compartment and between compartment and compartment, such as
Lorry includes locomotive engine and four section compartments, respectively compartment a1, compartment a2, compartment a3 and compartment a4, the car being connected with locomotive engine
Railway carriage or compartment is compartment a1, and the compartment being connected with compartment a1 is a2, and the compartment being connected with compartment a2 is a3, then the second slave station in compartment a1
RFID read-write 341 reads information (i.e. locomotive station number, the wireless access in locomotive main website RFID storage cards 24
The IP address of the SSID name and IP address and the main website PLC23 of point 21), the information for reading is write compartment by compartment a1
Locomotive engine station number is added 1 by the slave station PLC33 of a1, slave station PLC33, obtains the station number of compartment a1, and by the station number of compartment a1, described
The IP address of the SSID name and IP address of WAP 21 and the main website PLC23 writes the 3rd slave station of compartment a1
RFID read-write 342, the 3rd slave station RFID read-write 342 of compartment a1 is by the station number of compartment a1, the WAP 21
The IP address of SSID name and IP address and the main website PLC23 writes the slave station RFID storage cards 343 of compartment a1；
Information in the slave station RFID storage cards 343 of the reading compartment a1 of the second slave station RFID read-write 341 of compartment a2 is (i.e.
The IP address of the station number of compartment a1, the SSID name of the WAP 21 and IP address and the main website PLC23), compartment
The information for reading is write a2 the slave station PLC33 of compartment a2, and the station number of compartment a1 is added 1, obtained by the slave station PLC33 of compartment a2
The station number of compartment a2, and by the station number of compartment a2, the SSID name of the WAP 21 and IP address and the main website
The IP address of PLC23 writes the 3rd slave station RFID read-write 342 of compartment a2, the 3rd slave station RFID read-write 342 of compartment a2
The IP address of the station number of compartment a2, the SSID name of the WAP 21 and IP address and the main website PLC23 is write
The slave station RFID storage cards 343 of compartment a2；
Information in the slave station RFID storage cards 343 of the reading compartment a2 of the second slave station RFID read-write 341 of compartment a3 is (i.e.
The IP address of the station number of compartment a2, the SSID name of the WAP 21 and IP address and the main website PLC23), compartment
The information for reading is write a3 the slave station PLC33 of compartment a3, and the station number of compartment a2 is added 1, obtained by the slave station PLC33 of compartment a3
The station number of compartment a3, and by the station number of compartment a3, the SSID name of the WAP 21 and IP address and the main website
The IP address of PLC23 writes the 3rd slave station RFID read-write head of compartment a3, and the 3rd slave station RFID read-write 342 of compartment a3 is by car
The IP address write compartment of the station number of railway carriage or compartment a3, the SSID name of the WAP 21 and IP address and the main website PLC23
The slave station RFID storage cards 343 of a3；
Information in the slave station RFID storage cards 343 of the reading compartment a3 of the second slave station RFID read-write 341 of compartment a4 is (i.e.
The IP address of the station number of compartment a3, the SSID name of the WAP 21 and IP address and the main website PLC23), compartment
The information for reading is write a4 the slave station PLC33 of compartment a4, and the station number of compartment a3 is added 1, obtained by the slave station PLC33 of compartment a4
The station number of compartment a4.
It should be noted that in full-automatic read schemes, the slave station RFID read-write device in the final section compartment of lorry
The the second slave station RFID read-write 341 for being installed on carriage head and the 3rd slave station RFID for being installed on compartment afterbody can be included
Read/write head 342 and slave station RFID storage cards 343.Certainly, the slave station RFID read-write device in the final section compartment of lorry can be only
Including the second slave station RFID read-write 341, to reduce system cost.
In full-automatic read schemes, need to select installed in the second slave station RFID read-write 341 for often saving carriage head
Support high-frequency apparatus, its radio-frequency transmissions distance needs to reach 2-3m distances, with guarantee from the second slave station RFID read-write
Information is read in the slave station RFID storage cards 343 in the front end compartment that compartment belonging to 341 is connected.
Fig. 7 is referred to, the communication scheme of RFID read-write head in full-automatic read schemes is it illustrates.
Each compartment gets locomotive engine station number, the nothing by semi-automatic read schemes or full-automatic read schemes
The IP address of the SSID name and IP address and main website PLC23 of line access point 21 or with belonging to the slave station RFID read-write device 34
The IP ground of the station number, the SSID name of WAP 21 and IP address and the main website PLC23 in the front end compartment that compartment is connected
After the information such as location, the station number and slave station TCP that the respective slave station PLC33 in each compartment generates the affiliated compartments of respective slave station PLC is logical
Letter parameter.
Due to the generating process of the slave station TCP communication parameter of slave station PLC33 in each compartment it is identical, therefore in this programme
The generating process of the slave station TCP communication parameter of any one slave station PLC33 is illustrated, any one slave station PLC33 from
The generating process of TCP communication of standing parameter is as follows：First preset IP address is added the affiliated cars of slave station PLC33 by slave station PLC33
The station number in railway carriage or compartment, generates the new IP address i.e. IP address of slave station PLC33, and the IP address of such as slave station PLC33 is
192.168.0.N (station number in the N=10+ compartments), wherein, 192.168.0.10 be the first preset IP address；
First No. ID station number plus the affiliated compartments of slave station PLC33 of default passage is generated new leading to by slave station PLC33
Road ID i.e. first passage ID, the such as first passage of slave station PLC33 ID are X, (the station in the affiliated compartments of the X=110+ PLC
Number), wherein, X is the first default passage ID；
Second No. ID station number plus the affiliated compartments of slave station PLC33 of default passage is generated new leading to by slave station PLC33
Road ID i.e. second channel ID, the such as second channel of slave station PLC33 ID are Y, (the station in the affiliated compartments of the Y=210+ PLC
Number), wherein, Y is the second default passage ID；
Slave station PLC33 using the communication port numbers for prestoring as slave station PLC33 communication port numbers；
Transmission of the IP address of main website PLC23 by 34 1 compartments of slave station RFID read-write device then compartment, is arranged
To in each slave station PLC33, as a part for the slave station TCP communication parameter of slave station PLC33.
Wherein, the generating process of the station number in the affiliated compartments of slave station PLC33 is as follows：
When the compartment is the compartment being joined directly together with locomotive engine, the generating process of the station number in the compartment is：The compartment
Slave station PLC33 reads locomotive engine station number from the slave station RFID read-write device 34 of itself, to the locomotive engine station number and 1 for reading
It is added, station number obtain and for the compartment；When the compartment is not the compartment being joined directly together with locomotive engine, the compartment
The generating process of station number is：The slave station PLC33 in the compartment is read from the slave station RFID read-write device 34 of itself and the slave station
Compartment belonging to RFID read-write device 34 be connected front end compartment station number, to the compartment phase belonging to slave station RFID read-write device 34
The station number and 1 in front end compartment even is added, station number obtain and for the compartment.
In each compartment, the IP address of wireless client 31 is by each self-generatings of each slave station PLC33.Due in each compartment
The generating process of the IP address of wireless client 31 is identical, therefore to wireless client in any one compartment in this programme
The generating process of 31 IP address is illustrated, as follows：In the compartment, the second preset IP address is added the compartment by slave station PLC33
Station number, generate the IP address of wireless client 31 in new IP address i.e. compartment, the IP address of such as wireless client 31 is
192.168.0.M (station number in the M=100+ compartments), wherein, 192.168.0.100 be the second preset IP address.
In this programme, slave station PLC33 writes nothing to slave station RFID read-write device 34 by the second serial communicating programme mouth
Wireless client in the SSID name and IP address of line access point 21, and the affiliated compartments of slave station PLC33 that slave station PLC33 is generated
End 31 IP address write wireless client 31 in the affiliated compartments of slave station PLC33, with update wireless client 31 IP address,
SSID parameters.
Certainly, WAP 21 can also reserve the first serial communicating programme mouth, whenever necessary, can be by main website
PLC23 is modified to the IP address and SSID name of WAP 21 by the first serial communicating programme mouth.
Wireless client 31 obtains the SSID name and IP address of WAP 21 from slave station PLC33, and passes through institute
State slave station beam antenna 32, the main website beam antenna 22 and the WAP got from the slave station PLC33
21 SSID name and IP address, set up Ethernet wireless communication connection with the WAP 21, so as to get through main website
The physical channel that wireless ethernet communicates is realized between PLC23 and slave station PLC33.
Wireless client 31 sets up Ethernet using 802.11g or 802.11n wireless transmission protocols with WAP 21
Wireless communication connection.The communication distance of main website beam antenna 22 and slave station beam antenna 32 is at least up to 2km, to meet conventional goods
Fortune train 50-60 saves the demand in compartment.
Wireless client 31 refers to Fig. 8 with the schematic diagram that WAP 21 carries out Ethernet radio communication, and which illustrates
The communication scheme of the wireless client that the application is provided and WAP.
The operating temperature model of wireless client 31, WAP 21, main website beam antenna 22 and slave station beam antenna 32
Enclose width, concrete scope is 0 DEG C -60 DEG C, or even -20 DEG C -70 DEG C.
On the basis of Ethernet wireless communication connection is set up, the main website PLC23 and slave station PLC33 is by described
Slave station TCP communication parameter sets up TCP connections, to realize thing that the carriage material harvester is gathered by the slave station PLC33
Material status data is sent in real time to the main website PLC23.
Main website PLC23 and the slave station PLC33 set up the necessary factor that TCP is connected includes that both sides have IP address, both sides
The ID channel numbers of communication, communication port numbers (are located at server end).Due to the main website TCP communication parameter that is stored with main website PLC23,
Slave station PLC33 itself generate slave station TCP communication parameter, therefore main website PLC23 and slave station PLC33 possess set up TCP connection must
Want factor.
As the technology for setting up TCP connections is existing highly developed technology, therefore the main website PLC23 and the slave station
PLC33 will not be described here by the process that the slave station TCP communication parameter sets up TCP connections.
In this programme, main website PLC23 actively initiates TCP communication to each slave station PLC33 and connects as communication customer end
Connect.Set up connection after, all slave station PLC33 are communicated with main website PLC23, i.e. main website PLC23 as center TCP communication station,
It is responsible for collecting the data that each slave station PLC33 sends, it is possible to send data to each slave station PLC33.Main website PLC is due to needing
Communication is set up with tens slave station PLC33, therefore which is needed with while the ability of tens communication connections can be carried out, i.e., which leads to
Letter connection resource needs very many.
The schematic diagram communicated with multiple slave station PLC33 by main website PLC23 refers to Fig. 9, it illustrates the application offer
Main website PLC and multiple slave station PLC communication scheme.
The main website PLC23 is stored to the material state data that the slave station PLC33 for receiving sends.
In this programme, if locomotive engine occur change, as long as locomotive engine Monitor And Control Subsystem 11 by its corresponding first
Preset IP address, locomotive engine station number, the SSID messaging parameters of wireless transmitting terminals inform each slave station PLC33, and slave station PLC33 can
By above- mentioned information (i.e. the first preset IP address, locomotive engine station number, wireless transmitting terminals SSID messaging parameters) calculate slave station TCP
Messaging parameter such as first presets passage ID, the second default passage ID and communication port numbers.Automatically generate corresponding slave station TCP
The IP address of messaging parameter and wireless client 31, it is ensured that each slave station PLC33 connection difference main website PLC23 can be normally carried out
Connection, realizes adjust automatically communication object.
In this application, the locomotive engine in cargo train installs locomotive engine Monitor And Control Subsystem, in the often section car of cargo train
Railway carriage or compartment is respectively mounted a compartment Monitor And Control Subsystem, often saves compartment and passes through respective wireless client, slave station beam antenna and train
The WAP and slave station beam antenna of head, sets up Ethernet wireless communication connection, so as to get through main website PLC and slave station
PLC realizes the physical channel of wireless ethernet communication, (gets through main website PLC and slave station Ethernet wireless communication connection is set up
PLC realizes the physical channel of wireless ethernet communication) on the basis of, main website PLC sets up TCP with slave station PLC and is connected, to realize
State slave station PLC to send the material state data that the carriage material harvester is gathered to the main website PLC, so as to reality in real time
The material state real-time data transmission that carriage material harvester is gathered is showed to main website PLC, main website PLC can be connect in real time
The material state data is activation for receiving is shown or is sent to remote central station to be shown to man machine interface, is reached to material
State carries out the purpose of monitor in real time.
Again as main website PLC is stored to the material state data that the slave station PLC for receiving sends, therefore can be according to
Go out state change of the material in transportation according to the material state data analysiss of storage, it is achieved thereby that real-time monitoring material exists
State change in transportation.
Further, as the cargo train material state monitoring system that the application is provided adopts Ethernet side wireless communication
Formula carries out data transmission, complete monitoring, therefore between the compartment of cargo train, locomotive engine and need not connection communication cable,
When cargo train compartment is sequentially adjusted or compartment is reintegrated, it is not necessary to communication cable is reconnected, is kept away
Long-term grafting operation is exempted from and has caused to connect the hidden danger that insecure caused communication is unstable, interrupt；And due to connecting
Communication cable is connected, therefore after the adjustment of compartment order, it is not necessary to communication cable is reconnected, workload is little.
Fig. 9 is referred to, the communication scheme of RFID read-write head in full-automatic read schemes is it illustrates.
In this programme, main website PLC23 and slave station PLC33 is respectively provided with wireless ethernet communication capacity and industrial bus communication
Ability, it is desirable to which its small volume, modularized design, stability are strong, operating temperature width (0-60 DEG C, or even -20-70 DEG C).Main website
The program and significant data of PLC23 and slave station PLC33 keeps function with power down.While the volume of main website PLC23 and slave station PLC33
Journey supports LAD ladder diagrams and the programming of SCL structured texts.
In this programme, if it (is the generation change that puts in order in each compartment that the compartment of string cargo train occurs restructuring
Change), as the slave station PLC33 in each compartment can be each generated in respective slave station TCP communication parameter and its affiliated compartment
The IP address of wireless client 31, and by the IP address write wireless client 31 of the wireless client 31 for generating, and each
Slave station TCP communication parameter has corresponding relation with the main website TCP communication parameter of locomotive engine storage, is automatically performed communication configuration, therefore
Ensure that, it is not necessary to which each slave station is manually set
The IP address of the slave station TCP communication parameter and respective wireless client 31 of PLC33, motility are strong.
In this programme, Figure 10 is referred to, another kind of knot of the locomotive engine Monitor And Control Subsystem of the application offer is provided
Structure schematic diagram, locomotive engine Monitor And Control Subsystem 11 also include：The man machine interface 81 being connected with the main website PLC23.With main website PLC23
Connected man machine interface 81 is specifically as follows industrial computer.Monitoring software is run on industrial computer.Monitoring software by with
The functions such as picture monitoring, warning, data filing, the inquiry of historical data are realized in main website PLC23 communications.
Specifically, industrial computer carries out ethernet line communication connection with main website PLC23.11 energy of locomotive engine Monitor And Control Subsystem
The all materials status data gathered on the compartment for enough completing monitor all carryings of this headstock, monitors all carriage material state reports
Police simultaneously can file to the material state data for gathering.The data of filing can easily carry out the inquiry of historical data in the later stage
With review.Locomotive engine Monitor And Control Subsystem 11 is typical SCADA system in industrial automation control system, therefore here is no longer gone to live in the household of one's in-laws on getting married
State.
Figure 11 is referred to, a kind of entity schematic diagram of the locomotive engine Monitor And Control Subsystem of the application offer is provided.
In this programme, Figure 12 is referred to, another knot of the locomotive engine Monitor And Control Subsystem of the application offer is provided
Structure schematic diagram, locomotive engine Monitor And Control Subsystem 11 can also include：The remote communication module 111 being connected with the main website PLC23, is used
In the material state data is activation for receiving the main website PLC23 to train ground central station monitoring system.
Remote communication module is specifically as follows GPRS (general packet radio service technology, General Packet Radio
Service) module or 3G SIMs or 4G SIMs.
The router of remote communication module and remote central station constitute VPN (Virtual Private Network, virtually
Dedicated network) wireless ethernet communication network.Main website PLC23 passes through VPN wireless ethernets communication network by each section collected
The information transmissions such as the material state data in compartment, vehicle position information, train integrality are to train ground central station monitoring system
System, completes teledata monitor in real time.
Train ground central monitor system configures public network fixed ip address and the router with VPN functions, this router
VPN passages are configured with remote communication module, realization can cover nationwide wireless ethernet monitoring network.Meanwhile, train ground
Face central station monitoring system sets up total monitoring system, be responsible for each long-range locomotive engine Monitor And Control Subsystem 11 carry out data acquisition with
Control, the material state monitored in each compartment in each train of monitoring, vehicle-state and GPS address informations etc..While train ground
Face central station monitoring system can also send control instruction to the locomotive engine Monitor And Control Subsystem 11 of each train, assign control and refer to
Order.
In this programme, the mounting means of each equipment is as follows：
Control chamber can be installed in its side in each cargo train compartment, and compartment Monitor And Control Subsystem 12 is installed in control chamber.
The instrument and sensor of collection material state data is arranged near container, for detecting the signals such as pressure, temperature, is passed through
Profibus-DP fieldbus or 4-20mA signal transmission forms are sent to the slave station PLC33 in control chamber.Wherein, packaging
Case is the device for depositing material.
The installation of each RFID read-write head in this programme, needs to be placed on nonmetallic box more than an IP65 grade
In.In semi-automatic read schemes, RFID read-write head may be mounted at compartment side, and the height of RFID read-write head is and adult
It is highly moderate, it is easy to operator's swiping card.
In this programme, slave station beam antenna 32 is arranged on container top, and installation site needs and main website beam antenna
22 in same level position, and reaches direct line of sight and do not block.Slave station beam antenna 32 and wireless client 31 (Client)
The feeder line mode that is connected by connect, main website beam antenna 22 is connected with the feeder line mode that is connected by of WAP 21.Must
When wanting, slave station beam antenna 32 can with the connection of wireless client 31 and the connection of main website beam antenna 22 and WAP 21
Do lightning protection process.
If the contained material of cargo train has requirement of explosion proof, control chamber needs to do explosion-proof tank process.Collection signal instrument makes
The instrument used with support anti-explosion area, such as Profibus-PA instrument, are connected to slave station PLC33 by explosion-proof bus mode.
In terms of power supply, Monitor And Control Subsystem 12 required voltage in compartment is powered for direct current 24V.Compartment is sequentially connected with locomotive engine
After good, the electric control system on compartment is powered and can take two ways.One kind is power supply from locomotive engine, often saves compartment
Head and the tail have quick connection to supply plug, and be capable of achieving alternating current 220V/380V or direct current 24V supplies electrical connection.Supply if exchange
Electricity, then need to configure the power module that 220V/380V turns direct current 24V inside control chamber.Another kind is using battery powered side
Formula, battery can provide 24V DC sources.
It should be noted that each embodiment in this specification is described by the way of progressive, each embodiment weight
Point explanation is all difference with other embodiment, between each embodiment identical similar part mutually referring to.
For device class embodiment, due to itself and embodiment of the method basic simlarity, so description is fairly simple, related part ginseng
See the part explanation of embodiment of the method.
Finally, in addition it is also necessary to explanation, herein, such as first and second or the like relational terms be used merely to by
One entity or operation are made a distinction with another entity or operation, and are not necessarily required or implied these entities or operation
Between there is any this actual relation or order.And, term " including ", "comprising" or its any other variant are anticipated
Covering including for nonexcludability, so that a series of process, method, article or equipment including key elements not only includes that
A little key elements, but also including other key elements being not expressly set out, or also include for this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element for being limited by sentence "including a ...", does not arrange
Except also there is other identical element in including the process of the key element, method, article or equipment.
For convenience of description, it is divided into various units with function when describing apparatus above to describe respectively.Certainly, implementing this
The function of each unit can be realized in same or multiple softwares and/or hardware during application.
As seen through the above description of the embodiments, those skilled in the art can be understood that the application can
By software plus required general hardware platform mode realizing.Based on such understanding, the technical scheme essence of the application
On part that in other words prior art is contributed can be embodied in the form of software product, the computer software product
Can be stored in storage medium, such as ROM/RAM, magnetic disc, CD etc., use so that a computer equipment including some instructions
(can be personal computer, server, or network equipment etc.) performs some of each embodiment of the application or embodiment
Method described in part.
Above a kind of cargo train material state monitoring system provided herein is described in detail, herein
Apply specific case to be set forth the principle and embodiment of the application, the explanation of above example is only intended to help
Understand the present processes and its core concept；Simultaneously for one of ordinary skill in the art, according to the thought of the application,
Will change in specific embodiments and applications, in sum, this specification content is should not be construed as to this
The restriction of application.
Claims (9)
1. a kind of cargo train material state monitoring system, it is characterised in that include：Locomotive engine Monitor And Control Subsystem and multiple compartments
Monitor And Control Subsystem, often saves compartment and is provided with a compartment Monitor And Control Subsystem；
The locomotive engine Monitor And Control Subsystem includes：WAP, the main website beam antenna being connected with the WAP and
The main website programmable logic controller (PLC) PLC that the WAP is connected and the main website RFID storage cards for being installed on train head-tail
With main website RFID read-write head, the train head-tail is one end that locomotive engine connects compartment；
The compartment Monitor And Control Subsystem includes：Wireless client, the slave station beam antenna being connected with the wireless client, difference
The slave station PLC being connected with the wireless client and carriage material harvester and slave station RFID being connected with the slave station PLC
Read-write equipment；
The main website PLC is stored with multiple main website TCP communication parameters, and the main website TCP communication parameter is at least including slave station PLC's
IP address, the passage ID of intercommunication and communication port numbers；
The main website RFID read-write head, for the SSID for reading locomotive engine station number, the WAP from the main website PLC
The IP address of title and IP address and the main website PLC, and the information for reading is write into the main website RFID storage cards；
The main website RFID storage cards, for storing the locomotive engine station number, the SSID name of the WAP and IP ground
Location and the IP address of the main website PLC；
The slave station RFID read-write device is used to read locomotive engine station number or reads and the affiliated compartment of slave station RFID read-write device
The IP address of the station number, the SSID name of the WAP and IP address and the main website PLC in connected front end compartment,
And the information for reading is write into the slave station PLC, the front end compartment is on direction of traffic, near the locomotive car
Railway carriage or compartment；
The slave station PLC uses the locomotive engine station number or the front end compartment being connected with the affiliated compartment of slave station RFID read-write device
Station number, generate the slave station TCP communication parameter of the station number and slave station PLC in the affiliated compartments of slave station PLC；
The wireless client passes through the slave station beam antenna, the main website beam antenna and obtains from the slave station PLC
The SSID name and IP address of the WAP for arriving, sets up Ethernet wireless communication connection with the WAP；
On the basis of Ethernet wireless communication connection is set up, the main website PLC and slave station PLC passes through the slave station TCP
Messaging parameter sets up TCP connections, to realize material state data that the carriage material harvester is gathered by the slave station PLC
Sent to the main website PLC in real time；
The main website PLC is stored to the material state data that the slave station PLC for receiving sends.
2. cargo train material state monitoring system according to claim 1, it is characterised in that the slave station RFID read-write
Device is specially：First slave station RFID read-write head.
3. cargo train material state monitoring system according to claim 1, it is characterised in that the slave station RFID read-write
Device includes：The the second slave station RFID read-write head for being installed on carriage head and the 3rd slave station RFID read-write for being installed on compartment afterbody
Head and slave station RFID storage cards, the carriage head is that, on direction of traffic, compartment is near described locomotive one end, the car
Railway carriage or compartment afterbody is the other end corresponding with the head；
The second slave station RFID read-write head be used to reading information in the main website RFID storage cards or read with this second from
Information in the slave station RFID storage cards in the front end compartment that compartment belonging to RFID read-write of standing head is connected, and the information for reading is write
Enter the slave station PLC, wherein, in the slave station RFID storage cards in the compartment being connected with the compartment belonging to the second slave station RFID read-write head
Information include the station number in the front end compartment being connected with the compartment belonging to the second slave station RFID read-write head, the WAP
The IP address of SSID name and IP address and the main website PLC；
The 3rd slave station RFID read-write head is for obtaining station number, the institute in the affiliated compartments of the slave station PLC from the slave station PLC
The IP address of the SSID name and IP address and the main website PLC of WAP is stated, and will be the information for getting write described
Slave station RFID storage cards.
4. cargo train material state monitoring system according to claim 1, it is characterised in that the WAP sets
The first serial communicating programme mouth is equipped with, the wireless client is provided with the second serial communicating programme mouth.
5. cargo train material state monitoring system according to claim 1, it is characterised in that locomotive engine monitoring
System also includes：The man machine interface being connected with the main website PLC.
6. cargo train material state monitoring system according to claim 1, it is characterised in that locomotive engine monitoring
System also includes：
The remote communication module being connected with the main website PLC, for the material state data is activation for receiving the main website PLC
To train ground central station monitoring system.
7. cargo train material state monitoring system according to claim 6, it is characterised in that the remote communication module
Including：
GPRS module.
8. cargo train material state monitoring system according to claim 6, it is characterised in that the remote communication module
Including：
3G SIMs.
9. cargo train material state monitoring system according to claim 6, it is characterised in that the remote communication module
Including：
4G SIMs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410471804.XA CN104238518B (en) | 2014-09-16 | 2014-09-16 | Material state monitoring system for freight train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410471804.XA CN104238518B (en) | 2014-09-16 | 2014-09-16 | Material state monitoring system for freight train |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104238518A CN104238518A (en) | 2014-12-24 |
| CN104238518B true CN104238518B (en) | 2017-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410471804.XA Expired - Fee Related CN104238518B (en) | 2014-09-16 | 2014-09-16 | Material state monitoring system for freight train |
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Families Citing this family (2)
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| CN108594772A (en) * | 2018-04-17 | 2018-09-28 | 河南华东工控技术有限公司 | A kind of control method for industrial control system transformation |
| CN111137700B (en) * | 2019-09-02 | 2021-09-03 | 浙江中控技术股份有限公司 | Method suitable for batch ordering of train loading |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6883710B2 (en) * | 2000-10-11 | 2005-04-26 | Amerasia International Technology, Inc. | Article tracking system and method |
| DE102006010292A1 (en) * | 2006-03-03 | 2007-09-06 | Jungheinrich Ag | Industrial truck with an on-board computer |
| CN201145907Y (en) * | 2008-01-14 | 2008-11-05 | 浙江大学 | Transportation Monitoring System for Sensing Radio Frequency Identification and General Packet Radio Service |
| CN101799898A (en) * | 2010-01-22 | 2010-08-11 | 广东工业大学 | Vehicle-mounted cargo monitoring system based on RFID and monitoring method |
| CN102194170A (en) * | 2011-05-23 | 2011-09-21 | 湖南大学 | System and method for monitoring and managing whole logistics transportation process based on RFID (radio frequency identification devices) |
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