CN109739161A - A kind of hybrid network monitoring system and method for speed rail shipping - Google Patents
A kind of hybrid network monitoring system and method for speed rail shipping Download PDFInfo
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- CN109739161A CN109739161A CN201811479376.XA CN201811479376A CN109739161A CN 109739161 A CN109739161 A CN 109739161A CN 201811479376 A CN201811479376 A CN 201811479376A CN 109739161 A CN109739161 A CN 109739161A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 27
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- 230000002452 interceptive effect Effects 0.000 claims abstract description 38
- 230000032258 transport Effects 0.000 claims description 39
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 230000003993 interaction Effects 0.000 claims description 7
- 238000004806 packaging method and process Methods 0.000 claims description 7
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- 238000007906 compression Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 abstract description 13
- 239000007789 gas Substances 0.000 description 54
- 238000009434 installation Methods 0.000 description 3
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- 239000000463 material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
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- 239000002341 toxic gas Substances 0.000 description 1
Abstract
The present invention relates to a kind of hybrid networks for hot-short to monitor system and method.Hybrid network monitoring system includes that vehicle-mounted load monitoring system, vehicle-mounted gas concentration monitor terminal, vehicle-mounted barcode scanning equipment, compartment gateway, two whole vehicle information interactive terminals, server apparatus, the client device of each website and several casees carry wireless device, it can solve the communication issue inside freight loading system between each equipment, goods information in compartment may be implemented simultaneously to monitor, the railway hot-short for that will promote provides technical support.
Description
Technical field
The present invention relates to network communication technology fields, monitor system more particularly to a kind of hybrid network for hot-short
System and method, the speed rail shipping refer to the speed of goods train not less than 200km/h, such as EMU or high-speed rail.
Background technique
Generally by the way of aviation or goods vehicle, Railway Freight Transportation generally uses low current smallclothes express transportation
Fast train and entire compartment transport the transport such as bulk supply tariff, such as coal, and the high-speed rail or EMU as speed rail are more
For transporting passenger.However as the continuous development of logistics transportation economy and high-speed railway in recent years, speed rail shipping is gradually
Gradually implement as the focus of social concerns, and in the case where national each department pushes.
Relatively tend to by the way of mini standards express container for the cargo of smallclothes express transportation at present, it is so-called
" small-sized " is the means of transportation for transporting bulk supply tariff container such as coal etc. using entire compartment for being different from, for fast
In the train of fast shipping, each compartment can load multiple mini standards express containers, be equipped in each container multiple small-sized
Express mail；So-called " standard " refers to that these containers are sought unity of standard using full railway, and shape, size are identical, has full railway unified
Number, transmitted between each website.It is limited by transport power, the container quantity that each train can transport is limited, but each website
Container quantity to be shipped is very big, therefore every transportation route needs the server apparatus of a unified prestowage, for coordinating
Which container of each website can be loaded onto current train train number and complete to transport.
Hot-short loading system is related to running train, each shipping website, the corresponding yard of each shipping website, mark
The container of standardization and the server for being responsible for entire communication scheduling, different type, different location, different levels equipment need
Realize information exchange, comprising: 1) between each shipping website and the communication with server: the information that website uploads includes cargo collection
The relevant information of vanning, server need to send each route website for the prestowage result after optimization according to these information；2) vehicle
Ground communication: in train travelling process, the data of cargo need on vehicle and ground-based server carries out communications；3) cargo in yard
Communication between container and corresponding website: a large amount of containers need to complete cargo according to virtual prestowage result before sending to know
Not, container to be loaded quickly is positioned in a wide range of goods yard to facilitate, staff is helped quickly and accurately to find target
Container；4) load detection and information upload on vehicle.For it is above need to solve inside freight loading system each equipment it
Between communicate the isomerism problem being related to, comprising: 1) communication between website, train-ground communication, the demand that communicates in yard are different,
The information content being related to is also different；2) difference of transmission medium, can use wired mode between website, necessary between vehicle ground
It, can be by the way of wireless or wire communication inside yard using wireless mode；3) requirement of the various communications to real-time
It is different.Therefore need to determine the practicable communication plan of each section and each section subsystem under several scenes according to demand
Between equipment internal information conversion.
In view of transport in safety problem, need in compartment load-carrying and gas concentration information be monitored.Wherein
Weight information is the state of the art for transfiniting and directly threatening vehicle itself, such as the wheel and axis discontinuity of train, is in tired
Labor state will cut axis, off-axis, climb the accidents such as rail and train overturning.In addition, though there is stringent safety check at train station
Measure, dangerous material gas can not directly get on the bus under normal circumstances, but be not excluded for some danger got on the bus by illegal means carrying
Product gas, simultaneously because cargo is transported using container sealing, during train operation, with items such as time, temperature, vibrations
Part variation, it is possible that some toxic gas, flammable explosive gas, since compartment, container belong to during transportation
Confined space, artificial disengaging are restricted, and in the case where not knowing internal gas type, concentration, temperature, into compartment
Danger coefficient is bigger, opens compartment, container also than relatively hazardous, so needing reality for the safety of train, cargo, the person
When gas in compartment is monitored, when detect toxic, pernicious gas concentration be more than arm's length standard when, need carry out must
The warning note wanted takes measures to prevent the generation of harm in time convenient for staff.
Summary of the invention
The present invention provides a kind of hybrid network monitoring system and method for hot-short.
The invention discloses a kind of hybrid networks for hot-short to monitor system, which includes being used for shipping
Rapid, train stop the mini standards express container in website and the corresponding shipping yard of each website, yard, wherein
Difference for the rapid of shipping and current passenger traffic EMU or high-speed rail is to eliminate in compartment to be taken for passenger
Seat, increase the card slot of installation, fixed mini standards express container, mini standards express container is stored before delivery
In the corresponding shipping yard of each website, when delivery, is loaded into each compartment on train by each website.
A kind of hybrid network monitoring system for hot-short, including several vehicle-mounted load monitoring systems,
Several vehicle-mounted gas concentration monitor terminals, vehicle-mounted barcode scanning equipment, compartment gateway, 2 whole vehicle information interactive terminals, service
Device equipment, the client device of each website and several casees carry wireless device, wherein vehicle-mounted load monitoring system is mounted on train
On the bogie in compartment, vehicle-mounted gas concentration monitor terminal, vehicle-mounted barcode scanning equipment and compartment gateway are mounted on compartment
Interior, 2 whole vehicle information interactive terminals are mounted on the drivers' cab at train both ends, server apparatus, each website client device and
It is the ground installation of non-installation ON TRAINS that case, which carries wireless device, namely is not resided on train, wherein the client of each website
End equipment is mounted on each website of train operation route, case carry wireless device be mounted on each website correspond to it is small in shipping yard
In type standard express container.
The vehicle-mounted load monitoring system includes baroceptor, displacement sensor, load-carrying data acquisition equipment；
The baroceptor is installed inside the air spring of each wagon bogies ON TRAINS, for obtaining air spring
Air pressure inside, displacement sensor is mounted on the air spring side of bogie in train, for obtaining the decrement of air spring；
The load-carrying data acquisition equipment has ultra wide band UWB wireless network card, and load-carrying data acquisition equipment is mounted on railway carriage
The position of interior close air spring, for receiving the barometric information of baroceptor output and the decrement of displacement sensor output
Data, and send by ultra wide band UWB wireless network card these data informations to the compartment gateway when front compartment；
Every section compartment inner top is mounted on vehicle-mounted gas concentration monitor terminal, vehicle-mounted gas concentration monitor terminal packet
Include gas concentration sensor, gas concentration acquisition device；
The gas concentration sensor is for obtaining gas concentration information in compartment；
The gas concentration acquisition device has ultra wide band UWB wireless network card, and gas concentration acquisition device is for obtaining gas
Gas concentration data provided by concentration sensors, and send gas concentration information to by ultra wide band UWB wireless network card
When the compartment gateway of front compartment；
One vehicle-mounted barcode scanning equipment is installed at the place of entering in each compartment, loads and unloads mini standards express container in each website
It is used to scan the bar code in the case load wireless device in each mini standards express container of loading or unloading in the process,
Mini standards express container id information therein is obtained, and will be believed as mini standards express container ID existing in front compartment
Breath is sent to the compartment gateway when front compartment by ultra wide band UWB wireless network card；
Compartment gateway installs one in each compartment, has ultra wide band UWB wireless network card and Ethernet card, by super
The gas that broadband UWB wireless network card receives the vehicle-mounted load monitoring system in this compartment respectively, vehicle-mounted gas concentration monitor terminal transmits
The information that concentration information and vehicle-mounted barcode scanning equipment transmit, then by these information by Ethernet card through Ethernet reach 2 it is whole
Vehicle information interactive terminal；
2 whole vehicle information interactive terminals are separately mounted to the drivers' cab at train both ends, and each drivers' cab installs 1, including
Ethernet card, GPRS wireless network card, display screen and man-machine interface receive the vehicle-mounted net in each compartment by Ethernet card through Ethernet
The information that equipment transmits is closed, these information are shown, and the interaction of the whole vehicle information by being located at train direction of travel tail portion is eventually
These information are uploaded to server apparatus through GPRS wireless network by GPRS wireless network card by end, while judging whether information deposits
It is transfiniting, warning note is carried out to staff by the way of sound and image if transfiniting；
The whole vehicle information interactive terminal, which judges that information whether there is, transfinites, including two parts content, and first is by each
The air pressure of cabin air spring and decrement judge whether each compartment loading capacity transfinites, using being stored in whole vehicle information interaction before
Each cabin air spring air pressure of the train of terminal and the static test matched curve of compartment loading capacity, each cabin air spring pressure
The weight of the static test matched curve of contracting amount and compartment loading capacity, setting air spring atmospheric pressure value and decrement is respectively 0.8
With 0.2, to obtain each compartment compartment loading capacity corresponding with currently transmitted air spring air pressure, decrement, and should
Compartment loading capacity is compared with preset threshold value, if it exceeds threshold value is then judged as that the compartment loading capacity transfinites；Second
It is to be compared by the gas concentration information in each compartment and such preset gas concentration threshold, if it exceeds threshold value is then sentenced
Breaking transfinites for the compartment gas concentration；
Server apparatus is placed on railway freight administrative staff convenient for the working space of operation, is received by computer network
The mini standards express container information that the client device of each website is sent, and prestowage knot is calculated according to these information
Prestowage result is sent to the client device of each website by fruit by computer network, and in addition server apparatus also passes through GPRS
Wireless network receives the information that whole vehicle information interactive terminal is sent and is shown；
The server apparatus is calculated according to the mini standards express container information that the client device of each website is sent
Prestowage result is obtained to refer to: first is that according to each mini standards express container starting station, terminal station information, it can with this train
The mini standards express container quantity of acknowledgement of consignment is up to target, calculates and selects the mini standards express mail that this transport can load
Container, second is that the more specific location information that these mini standards express containers are placed on this train is provided, so that
Each mini standards express container does not stop mutually in cargo handling process, achievees the purpose that quick despatch, reduces each website berthing time；
The client device of each website places each website along the railway, by scanning small-size standard express container
The mode of bar code or staff's craft typing bar code number obtains mini standards express mail packaging in this site-bound
The relevant information of case, and information is sent to server apparatus by computer network, and receive matching for server apparatus return
It carries as a result, being selected in the corresponding yard of this website according to prestowage result, this transport can load the container got on the bus, and pass through
The case that prestowage result is sent to each mini standards express container in yard is carried wireless device by ZigBee wireless network；
Case load wireless device is mounted on each website and corresponds in shipping yard in each mini standards express container, including
ZigBee wireless network card, processor, acousto-optic hint element, bar code and supplying cell, wherein ZigBee wireless network card is for connecing
It receives the prestowage result that this website client device is sent and gives processor, if showing current mini standards in prestowage result
Express container is selected this transport and can load and get on the bus, then is prompted by processor control acousto-optic hint element sending sound, light
So that staff is quickly found out the mini standards express container in the yard that container quantity is more, physical extent is wide, supply
Battery is used to carry wireless device power supply to case, and bar code is used to store the information of this container, wherein needing includes small-sized mark
The id information of quasi- express container whole nation Unified coding, this starting station and point of destination, weight information for transporting；
Staff on train can monitor train shipping relevant information, ground work by whole vehicle information interactive terminal
Train shipping relevant information can be monitored by server apparatus by making personnel.
A kind of hot-short prestowage monitoring method based on hybrid network of the invention, its step are as follows:
(1) prepare each website and correspond to the bar shaped that each mini standards express container top box in shipping yard carries wireless device
Code, the starting station, terminal station including determining mini standards express container, obtains mini standards express mail packaging by meausring apparatus
The id information of above- mentioned information and mini standards express container oneself is formed bar code, pasted after printing by the weight information of case
In corresponding mini standards express container；
(2) server apparatus is handed over by being located at the whole vehicle information of train direction of travel tail portion on GPRS wireless network and train
Mutual terminal completion is shaken hands, and is shaken hands by the client device completion of computer network and each website, the client device of each website
Wireless device completion is carried with mini standards express container top box each in corresponding shipping yard by ZigBee wireless network to shake hands,
It is shaken hands by the compartment gateway completion of Ethernet and each compartment on this train 2 whole vehicle information interactive terminals；
(3) client device of each website is by the bar code in scanning small-size standard express container or by work along
The mode for making personnel's craft typing obtains the relevant information of each mini standards express container in the corresponding shipping yard of this website, packet
The id information of national Unified coding, the starting station and point of destination, weight information of this transport are included, and the above- mentioned information that will acquire are logical
It crosses computer network and is sent to server apparatus；
(4) prestowage is calculated as a result, including root according to the information that the client device of each website is sent in server apparatus
According to each mini standards express container starting station, terminal station information, the mini standards express mail packaging that can be carried with this train
Box number is up to target, and calculating, which selects this and transports each website, can be loaded the mini standards express container got on the bus, and
The more specific location information that these mini standards express containers are placed on this train is provided, and the prestowage result is passed through into meter
The client device of each website along calculation machine net distribution to this train；
(5) client device of each website shows prestowage result, and this website is corresponded to goods according to prestowage result
Fortune yard is interior, this transport can load the mini standards express container got on the bus and be identified, and mark result is passed through
The case that ZigBee wireless network is sent to each mini standards express container in yard carries wireless device；
(6) after each case load wireless device receives the mark result that this website client device is sent, if judging itself institute
Mini standards express container can load and get on the bus, then acousto-optic hint is issued, to help yard staff in container
This train is quickly found out in the yard that quantity is more, physical extent is wide to transport wait load the mini standards express container got on the bus simultaneously
Train is placed it in stop near platform；
(7) along train arrival after each website, staff is listed according to the prestowage that client device is shown as a result, first unloading
Che Shangben website is the mini standards express container of terminal station, then will be placed on train and stops near platform, this fortune
Defeated to get on the bus wait load the mini standards express container got on the bus loading, container gets on the bus in loading, unloads during get off, by
Bar code in the vehicle-mounted barcode scanning equipment box load wireless device that place is entered in compartment, the container that will be currently located at this compartment are believed
Breath is sent to compartment gateway by ultra wide band UWB wireless network card；
(8) container is after the completion of certain website loads, and each vehicle-mounted load monitoring system in each compartment is by corresponding air
Spring air pressure and decrement information are sent to compartment gateway, while vehicle-mounted gas concentration by ultra wide band UWB wireless network card
It monitors terminal and compartment gateway is sent by ultra wide band UWB wireless network card by gas concentration information；
(9) the compartment gateway in each compartment is by this above-mentioned compartment container information received, air spring air pressure
With decrement information, gas concentration information, handed over by the whole vehicle information that Ethernet card reaches train both ends drivers' cab through Ethernet
Mutual terminal；
(10) whole vehicle information interactive terminal shows the information that the compartment gateway in each compartment received is sent, judgement
Information, which whether there is, to transfinite, and carries out warning note to staff by the way of sound and image if transfiniting and transfers to work
Make personnel's processing, otherwise train can normally dispatch a car, while the whole vehicle information interactive terminal by being located at train direction of travel tail portion
By these information by being uploaded to server apparatus.
Beneficial effect
The present invention proposes a set of for mainstay think of in the case where current speed rail shipping does not have actual motion
The hybrid network of the railway hot-short prestowage mode on road monitors system and method, can solve each inside freight loading system
Communication issue between equipment, while goods information in compartment may be implemented and monitor, the railway hot-short for that will promote mentions
For technical support.
Detailed description of the invention
Fig. 1 is a kind of hybrid network monitoring system structure diagram for hot-short described in the embodiment of the present invention.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
Embodiment
EMU is using 8 marshallings in embodiment, and there are two bogies in each compartment, and there are 8 mini standards goods in each compartment
The card slot (can also carry 8 containers simultaneously) of container is transported, the current line of operation copies current passenger transport line G5,
It dispatches a car from Bei Jingnan, approach Tian Jinnan, Ji Nanxi, Nan Jingnan, terminal station are Shanghai, to simplify the explanation, it is assumed that Bei Jingnan, day
Jin Nan, Jinan west and Nanjing south respectively have 200 containers to need to transport；
A kind of hybrid network for hot-short applied to above-described embodiment monitors system, as shown in Figure 1, including 16
A vehicle-mounted load monitoring system, 8 vehicle-mounted gas concentration monitor terminals, 8 vehicle-mounted barcode scanning equipment, 8 compartment gateways, two
A whole vehicle information interactive terminal, 1 server apparatus, the client device of 5 websites and 800 casees carry wireless devices；
Each bogie in every section compartment installs a vehicle-mounted load monitoring system；
A vehicle-mounted gas concentration monitor terminal, vehicle-mounted barcode scanning equipment and compartment gateway are mounted in every section compartment
Equipment；
It is mounted on case on the cabinet of each mini standards express container and carries wireless device；
One whole vehicle information interactive terminal is mounted on the drivers' cab of train one end, and the interaction of another whole vehicle information is eventually
End is mounted on the drivers' cab of the train other end；
Bei Jingnan, Tian Jinnan, Ji Nanxi, Nanjing south and five, Shanghai website are mounted on client device；
The case, which carries, bar code on wireless device, include the mini standards express mail packaging where it in bar code information
The id information of the national Unified coding of case, the starting station of this transport, the point of destination of this transport and weight information；
The vehicle-mounted load monitoring system includes baroceptor, displacement sensor and load-carrying data acquisition equipment；
The baroceptor is installed inside the air spring of each wagon bogies ON TRAINS, for obtaining air bullet
Spring air pressure inside, displacement sensor is mounted on the air spring side of bogie in train, for obtaining the compression of air spring
Amount；
The load-carrying data acquisition equipment is used to receive the barometric information that baroceptor exports and displacement sensor is defeated
Decrement data out, and the compartment gateway when front compartment is sent by barometric information and decrement data；
The vehicle-mounted gas concentration monitor terminal includes gas concentration sensor and gas concentration acquisition device, each
Car body top is evenly distributed with the gas concentration that 4 gas concentration sensors are used to obtain oneself institute overlay area in compartment,
The gas concentration information is sent to the compartment gateway when front compartment by gas concentration acquisition device；
The vehicle-mounted barcode scanning equipment is mounted on the place that enters in each compartment, and vehicle-mounted barcode scanning equipment is being loaded or unloaded respectively
The bar code that case carries wireless device is scanned when mini standards express container, obtains the whole nation of wherein mini standards express container
The id information of Unified coding and the compartment gateway for being sent to current compartment；
The compartment gateway is used to receive the barometric information and compression that the vehicle-mounted load monitoring system in this compartment is sent
Data are measured, is also used to receive the gas concentration information of vehicle-mounted gas concentration monitor terminal transmission, is also used to receive vehicle-mounted barcode scanning and sets
The mini standards express container id information that preparation is sent, and received barometric information, decrement data, gas concentration are believed
Breath and mini standards express container id information are sent to two whole vehicle information interactive terminals by Ethernet；
The whole vehicle information interactive terminal includes Ethernet card, GPRS wireless network card, display screen and message handler, is led to
It crosses Ethernet card and receives barometric information, the decrement data, gas concentration that the car borne gateway equipment in each compartment is sent through Ethernet
Information and mini standards express container id information, by these barometric informations, decrement data, gas concentration information and small-sized mark
Quasi- express container id information is shown by display screen, and the interaction of the whole vehicle information by being located at train direction of travel tail portion is eventually
Barometric information, decrement data, gas concentration information and mini standards express container id information are passed through GPRS wireless network by end
Card is uploaded to server apparatus through GPRS wireless network, while judging barometric information, decrement data, gas by message handler
Bulk concentration information carries out warning note to staff by the way of sound and image if transfiniting with the presence or absence of transfiniting；
800 groups of small-sized marks that the server apparatus is sent by the client device that computer network receives each website
Quasi- express container information, and prestowage is calculated as a result, prestowage result is sent by computer network according to these information
To the client device of each website, in addition server apparatus also passes through GPRS wireless network reception whole vehicle information interactive terminal and sends
Information；
The client device (removing outside the Shanghai Station of terminus) of each website passes through scanning small-size standard express mail packaging
The mode of bar code or staff's craft typing bar code number on case obtains mini standards express mail in this shipping yard
Container information, and mini standards express container information is sent to server apparatus by computer network, each website
Client device is also used to receive the prestowage of server apparatus return as a result, selecting in this shipping yard, originally according to prestowage result
Secondary transport can load the mini standards express container got on the bus, and prestowage result is sent to this by ZigBee wireless network
The case of each mini standards express container carries wireless device in shipping yard；
The mini standards express container information includes the ID of the national Unified coding of mini standards express container
Information, the starting station of this transport, the point of destination of this transport and weight information.
It includes ZigBee wireless network card, acousto-optic hint processor, acousto-optic hint element, bar shaped that the case, which carries wireless device,
Code and supplying cell, wherein ZigBee wireless network card is used to receive prestowage result that this website client device is sent and give
Acousto-optic hint processor, if showing that current mini standards express container is selected this transport and can load in prestowage result
It gets on the bus, then acousto-optic hint element sending sound and light prompt is controlled so that staff finds the small-sized mark by acousto-optic hint processor
Quasi- express container, supplying cell are used to carry wireless device power supply to case, and bar code is used to store this container relevant information.
The load-carrying data acquisition equipment has ultra wide band UWB wireless network card, and gas concentration acquisition device has ultra-wide
Band UWB wireless network card, compartment gateway have ultra wide band UWB wireless network card；
Load-carrying data acquisition equipment, gas concentration acquisition device and compartment gateway by ultra wide band UWB wireless network into
Row information interaction；
The whole vehicle information interactive terminal, which judges that information whether there is, transfinites, including two parts content, and first is by each
The air pressure of cabin air spring and decrement judge whether each compartment loading capacity transfinites, using being stored in advance in whole vehicle information interaction
The static test matched curve of each cabin air spring air pressure of the train of terminal and compartment loading capacity come obtain each compartment with
The corresponding compartment loading capacity 1 of currently transmitted air spring air pressure, using be stored in advance in whole vehicle information interactive terminal should
The static test matched curve of each cabin air amount of spring compression of train and compartment loading capacity is sent out to obtain each compartment with current
Weight is set separately for compartment loading capacity 1 and compartment loading capacity 2 in the corresponding compartment loading capacity 2 of the air spring decrement sent
For 0.8 and 0.2, each compartment loading capacity of COMPREHENSIVE CALCULATING；Each compartment loading capacity and preset loading capacity threshold value are compared,
If it exceeds threshold value is then judged as that the compartment loading capacity transfinites；Second be by the gas concentration information in each compartment with preset
Such gas concentration threshold comparison, if it exceeds threshold value is then judged as that the compartment gas concentration transfinites.
The server apparatus is calculated according to the mini standards express container information that the client device of each website is sent
Prestowage result is obtained to refer to: first is that according to each mini standards express container starting station, terminal station information, it can with this train
The mini standards express container quantity of acknowledgement of consignment is up to target, calculates and selects the mini standards express mail that this transport can load
Container, second is that the more specific location information that these mini standards express containers are placed on this train is provided, so that
Each mini standards express container does not stop mutually in cargo handling process.It is assumed that this transport can be by Tianjin south as the result is shown for prestowage
57 container loadings are got on the bus, and have 15 containers to arrive at a station to be unloaded and get off in Tian Jinnan.
A kind of hot-short prestowage monitoring method based on hybrid network of the present embodiment, using Tianjin southern station point as target
The step of (other websites are similar), this method includes:
(1) case of 200 mini standards express containers in Tianjin southern station shipping yard is carried into stickup pair on wireless device
It should be in the bar code of this transport；
(2) server apparatus is handed over by being located at the whole vehicle information of train direction of travel tail portion on GPRS wireless network and train
Mutual terminal completion is shaken hands, and is shaken hands by the client device completion of computer network and each website, the client device of each website
Wireless device completion is carried with mini standards express container top box each in corresponding shipping yard by ZigBee wireless network to shake hands,
It is shaken hands by the compartment gateway completion of Ethernet and each compartment on this train 2 whole vehicle information interactive terminals；
(3) client device at Tianjin southern station is by the bar code in scanning small-size standard express container or by working
The mode of personnel's craft typing obtains 200 mini standards express container information in the corresponding shipping yard of this website, and will obtain
The information taken is sent to server apparatus by computer network, Bei Jingnan, Tian Jinnan to be transported, Jinan before this transport
West, totally 800, Nanjing southern station whole container；
(4) prestowage is calculated as a result, in order to protect according to the information that the client device of each website is sent in server apparatus
Do not stop mutually to save the time in card cargo handling process, and limited by transport power, this each website of transport is selected in calculating can
To be loaded the mini standards express container got on the bus, and provides these mini standards express containers and be placed on this train
More specific location information, and the prestowage result is set by the client that computer network is distributed to each website along this train
It is standby, assume that calculated result is that Tianjin southern station there can be 53 containers this is got on the bus in the present embodiment, there are 17 containers in day
Saliva southern station, which is unloaded, gets off, and provides the container that one, Tianjin southern station number is 1234567890, will be loaded at Tianjin southern station
To No. 3 container card slot in No. 5 compartments of train；
(5) client device at Tianjin southern station shows prestowage result, and according to prestowage result that this website is corresponding
Shipping yard is interior, this transport can load the mini standards express container got on the bus and be identified, and mark result is passed through
The case that ZigBee wireless network is sent to each mini standards express container in yard carries wireless device, by taking the southern station of Tianjin as an example,
It receives in prestowage result, discovery has 53 containers to get on the bus from our station, and 17 containers are got off from our station；
(6) after 200 casees load wireless devices receive the mark result that client device is sent in Tianjin southern station shipping yard,
It gets on the bus if the mini standards express container where judgement itself can load, acousto-optic hint is issued, to help yard work
This train is found as personnel to transport wait load the mini standards express container got on the bus and place it in train stop platform
Near, there are 53 sending acousto-optic hints in 200 containers, by staff it is placed into train before dispatching a car and stops platform
Near corresponding compartment doorway, wherein the container that number is 1234567890 is placed on No. 5 compartments of train doorway in advance；
(7) along train arrival behind the southern station of Tianjin, the prestowage that staff provides according to client device is as a result, first unload
On train this website be terminal station 17 mini standards express containers, then will be placed on train stop platform near,
This is transported gets on the bus wait load get on the bus 53 mini standards express containers loading, and container gets on the bus in loading, unloads and get off
During, by the bar code being located in the vehicle-mounted barcode scanning equipment entered in compartment scanning case load wireless device, will be currently located at
The container information in this compartment is sent to compartment gateway by ultra wide band UWB wireless network card；
(8) container is after the completion of Tianjin southern station loads, and each vehicle-mounted load monitoring system in each compartment is by corresponding sky
Gas spring air pressure and decrement information are sent to compartment gateway by ultra wide band UWB wireless network card, while vehicle-mounted gas is dense
Degree monitoring terminal sends compartment gateway by ultra wide band UWB wireless network card for gas concentration information；
(9) the compartment gateway in each compartment is by the container id information received, air spring air pressure and decrement
Information, gas concentration information reach the whole vehicle information interactive terminal of train both ends drivers' cab by Ethernet；
(10) whole vehicle information interactive terminal shows the information that the compartment gateway in each compartment received is sent, judgement
Information, which whether there is, to transfinite, and carries out warning note to staff by the way of sound and image if transfiniting and transfers to work
Make personnel's processing, otherwise train can normally dispatch a car from Tianjin southern station, while the vehicle by being located at train direction of travel tail portion is believed
Interactive terminal is ceased by these information by being uploaded to server apparatus.
Staff on train can monitor train shipping relevant information, ground work by whole vehicle information interactive terminal
Train shipping relevant information can be monitored by server apparatus by making personnel, be found the abnormal situation and notified at relevant staff
Reason, abnormal conditions include that overweight, gas concentration is exceeded, and there are also be exactly by currently should be on train in comparison prestowage result
Container id information and transmitted by current whole vehicle information interactive terminal come each compartment container id information it is inconsistent.
Claims (8)
1. a kind of hybrid network for hot-short monitors system, it is characterised in that: the hot-short includes for shipping
Rapid, train stop website and each train and stop the shipping yard of website, the mini standards express mail packaging in shipping yard
Case, mini standards express container are stored in shipping yard before delivery, are stopped website in each train when delivery and are loaded into fastly
In each compartment on fast train；
The hybrid network monitoring system include vehicle-mounted load monitoring system, vehicle-mounted gas concentration monitor terminal, vehicle-mounted barcode scanning equipment,
Compartment gateway, two whole vehicle information interactive terminals, server apparatus, the client device of each website and case load are wirelessly set
It is standby；
Bogie in every section compartment installs a vehicle-mounted load monitoring system；
Vehicle-mounted gas concentration monitor terminal, vehicle-mounted barcode scanning equipment and compartment gateway are mounted in every section compartment；
It is mounted on case on the cabinet of each mini standards express container and carries wireless device；
One whole vehicle information interactive terminal is mounted on the drivers' cab of train one end, another whole vehicle information interactive terminal peace
Mounted in the drivers' cab of the train other end；
The client device of each website is mounted on corresponding website；
The case, which carries, bar code on wireless device, include the mini standards express container where it in bar code information
The id information of national Unified coding, the starting station of this transport, the point of destination of this transport and weight information.
2. a kind of hybrid network for hot-short according to claim 1 monitors system, it is characterised in that:
The vehicle-mounted load monitoring system includes baroceptor, displacement sensor and load-carrying data acquisition equipment；
The baroceptor is installed inside the air spring of each wagon bogies ON TRAINS, for obtaining in air spring
Portion's air pressure, displacement sensor is mounted on the air spring side of bogie in train, for obtaining the decrement of air spring；
Barometric information and displacement sensor of the load-carrying data acquisition equipment for receiving baroceptor output export
Decrement data, and the compartment gateway when front compartment is sent by barometric information and decrement data；
The vehicle-mounted gas concentration monitor terminal includes gas concentration sensor and gas concentration acquisition device, and gas concentration passes
For obtaining gas concentration in compartment, which is sent to by gas concentration acquisition device when front compartment sensor
Compartment gateway；
The vehicle-mounted barcode scanning equipment is mounted on the place that enters in each compartment, vehicle-mounted barcode scanning equipment load or unload it is each small-sized
The bar code that case carries wireless device is scanned when standard express container, the whole nation for obtaining wherein mini standards express container is unified
The id information of coding and the compartment gateway for being sent to current compartment；
The compartment gateway is used to receive the barometric information and decrement number that the vehicle-mounted load monitoring system in this compartment is sent
According to being also used to receive the gas concentration information of vehicle-mounted gas concentration monitor terminal transmission, be also used to receive vehicle-mounted barcode scanning equipment hair
The mini standards express container id information sent, and by received barometric information, decrement data, gas concentration information and
Mini standards express container id information is sent to two whole vehicle information interactive terminals by Ethernet；
The whole vehicle information interactive terminal includes Ethernet card, GPRS wireless network card, display screen and message handler, by with
Too network interface card receives barometric information, the decrement data, gas concentration information that the car borne gateway equipment in each compartment is sent through Ethernet
It is with mini standards express container id information, these barometric informations, decrement data, gas concentration information and mini standards are fast
Part container id information is shown by display screen, and the whole vehicle information interactive terminal by being located at train direction of travel tail portion is incited somebody to action
Barometric information, decrement data, gas concentration information and mini standards express container id information are passed through by GPRS wireless network card
GPRS wireless network is uploaded to server apparatus, while judging that barometric information, decrement data, gas are dense by message handler
Degree information carries out warning note to staff by the way of sound and image if transfiniting with the presence or absence of transfiniting.
3. a kind of hybrid network for hot-short according to claim 1 monitors system, it is characterised in that:
The mini standards express mail collection that the server apparatus is sent by the client device that computer network receives each website
Bin information, and prestowage is calculated as a result, prestowage result is sent to each website by computer network according to these information
Client device, in addition server apparatus also passes through GPRS wireless network and receives the information sent of whole vehicle information interactive terminal；
The client device of each website passes through bar code or staff in scanning small-size standard express container
The mode of manual typing bar code number obtains mini standards express container information in this shipping yard, and mini standards are fast
Part container information is sent to server apparatus by computer network, and the client device of each website is also used to receive server
The prestowage that equipment returns according to prestowage result as a result, select in this shipping yard, this transport can load the small-sized mark got on the bus
Quasi- express container, and prestowage result is sent to by each mini standards express mail collection in this shipping yard by ZigBee wireless network
The case of vanning carries wireless device；
The mini standards express container information include the national Unified coding of mini standards express container id information,
The starting station of this transport, the point of destination of this transport and weight information.
4. a kind of hybrid network for hot-short according to claim 1 monitors system, it is characterised in that: described
It includes ZigBee wireless network card, acousto-optic hint processor, acousto-optic hint element, bar code and supplying cell that case, which carries wireless device,
Wherein ZigBee wireless network card is used to receive prestowage result that this website client device is sent and gives acousto-optic hint processing
Device, if showing that current mini standards express container is selected this transport and can load and get on the bus in prestowage result, by sound
Light prompt processor control acousto-optic hint element sending sound and light prompt to find the mini standards express mail packaging so as to staff
Case, supplying cell are used to carry wireless device power supply to case, and bar code is used to store this container relevant information.
5. a kind of hybrid network for hot-short according to claim 1 to 4 monitors system, it is characterised in that:
The load-carrying data acquisition equipment has ultra wide band UWB wireless network card, and gas concentration acquisition device is wireless with ultra wide band UWB
Network interface card, compartment gateway have ultra wide band UWB wireless network card；
Load-carrying data acquisition equipment, gas concentration acquisition device and compartment gateway carry out letter by ultra wide band UWB wireless network
Breath interaction.
6. a kind of hybrid network for hot-short according to claim 2 monitors system, it is characterised in that:
The whole vehicle information interactive terminal, which judges that information whether there is, transfinites, including two parts content, and first is by each compartment
Air spring air pressure and decrement judge whether each compartment loading capacity transfinites, using being stored in advance in whole vehicle information interactive terminal
Each cabin air spring air pressure of the train and the static test matched curve of compartment loading capacity obtain each compartment and current
The corresponding compartment loading capacity 1 of the air spring air pressure of transmission utilizes the train for being stored in advance in whole vehicle information interactive terminal
The static test matched curve of each cabin air amount of spring compression and compartment loading capacity obtains each compartment and currently transmitted
The corresponding compartment loading capacity 2 of air spring decrement, a point ratio are that compartment loading capacity 1 and compartment loading capacity 2 set weight to count
Calculate each compartment loading capacity；Each compartment loading capacity and preset loading capacity threshold value are compared, if it exceeds threshold value is then sentenced
Breaking transfinites for the compartment loading capacity；Second is the gas concentration information and such preset gas concentration threshold by each compartment
Value comparison, if it exceeds threshold value is then judged as that the compartment gas concentration transfinites.
7. a kind of hybrid network for hot-short according to claim 1 monitors system, it is characterised in that: the clothes
The mini standards express container information sent according to the client device of each website of business device equipment prestowage is calculated the result is that
Refer to: first is that according to each mini standards express container starting station, terminal station information, the mini standards that can be carried with this train
Express container quantity is up to target, calculates and selects the mini standards express container that this transport can load, second is that giving
These mini standards express containers are placed on the more specific location information on this train out, so that each small in cargo handling process
Type standard express container does not stop mutually.
8. a kind of the step of hot-short prestowage monitoring method based on hybrid network, this method, includes:
(1) case of each mini standards express container in each website shipping yard is carried to paste on wireless device and corresponds to this fortune
Defeated bar code；
(2) server apparatus is interacted eventually by GPRS wireless network with the whole vehicle information for being located at train direction of travel tail portion on train
End completes to shake hands, and is shaken hands by the client device completion of computer network and each website, the client device of each website passes through
ZigBee wireless network carries wireless device completion with mini standards express container top box each in corresponding shipping yard and shakes hands, and 2
It is shaken hands by the compartment gateway completion of Ethernet and each compartment on this train whole vehicle information interactive terminal；
(3) client device of each website is by the bar code in scanning small-size standard express container or by the people that works along
The mode of the manual typing of member obtains each mini standards express container information in the corresponding shipping yard of this website, and the letter that will acquire
Breath is sent to server apparatus by computer network；
(4) server apparatus is calculated prestowage according to the information that the client device of each website is sent and selects this as a result, calculating
Secondary each website of transport can be loaded the mini standards express container got on the bus, and provide these mini standards express containers and put
The more specific location information on this train is set, and the prestowage result is distributed to by computer network each along this train
The client device of website；
(5) client device of each website shows prestowage result, and this website is corresponded to goods station according to prestowage result
Field is interior, this transport can load the mini standards express container got on the bus and be identified, and mark result is passed through ZigBee
The case that wireless network is sent to each mini standards express container in yard carries wireless device；
(6) after each case load wireless device receives the mark result that this website client device is sent, if where judgement itself
Mini standards express container can be loaded and be got on the bus, then issues acousto-optic hint, to help yard staff to find this train
It transports and is stopped near platform wait load the mini standards express container got on the bus and place it in train；
(7) along train arrival after each website, the prestowage that staff provides according to client device is as a result, first unload on train
This website be terminal station mini standards express container, then will be placed on train stop platform near, this transport to
It loads the mini standards express container loading got on the bus to get on the bus, container gets on the bus in loading, unloads during get off, by being located at
Compartment enter place vehicle-mounted barcode scanning equipment scanning case carry wireless device in bar code, will be currently located at this compartment container letter
Breath is sent to compartment gateway by ultra wide band UWB wireless network card；
(8) container is after the completion of certain website loads, and each vehicle-mounted load monitoring system in each compartment is by corresponding air spring
Air pressure and decrement information are sent to compartment gateway, while vehicle-mounted gas concentration monitor by ultra wide band UWB wireless network card
Terminal sends compartment gateway by ultra wide band UWB wireless network card for gas concentration information；
(9) the compartment gateway in each compartment by the container id information received, air spring air pressure and decrement information,
Gas concentration information reaches the whole vehicle information interactive terminal of train both ends drivers' cab by Ethernet；
(10) whole vehicle information interactive terminal shows the information that the compartment gateway in each compartment received is sent, and judges information
With the presence or absence of transfiniting, warning note is carried out to staff by the way of sound and image if transfiniting and transfers to work people
Member's processing, otherwise train is normally dispatched a car, while these are believed in the whole vehicle information interactive terminal by being located at train direction of travel tail portion
Breath is by being uploaded to server apparatus.
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| CN201811479376.XA CN109739161B (en) | 2018-12-05 | 2018-12-05 | Hybrid network monitoring system and method for rapid railway freight |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110738198A (en) * | 2019-11-20 | 2020-01-31 | 北京宜世通信息技术有限公司 | Railway coal transportation is lost and is spilt monitoring system |
| CN110852301A (en) * | 2019-11-20 | 2020-02-28 | 北京宜世通信息技术有限公司 | Railway coal transportation dust suppression information monitoring method and system |
| CN111942412A (en) * | 2020-08-11 | 2020-11-17 | 中车株洲电力机车有限公司 | Freight transportation motor train unit load management system and management method |
| CN113665636A (en) * | 2021-09-02 | 2021-11-19 | 中铁第一勘察设计院集团有限公司 | Subway intelligent passenger guidance system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6450411B1 (en) * | 2001-02-02 | 2002-09-17 | Logis-Tech Corporation | Environmental stabilization system and method for maintenance and inventory |
| US20080061994A1 (en) * | 2003-03-06 | 2008-03-13 | Gentile Charles A | Radionuclide Detector and Software for Controlling Same |
| CN201259633Y (en) * | 2008-08-25 | 2009-06-17 | 铁道部运输局 | Remote input-output unit based on MVB network |
| CN102208052A (en) * | 2011-05-17 | 2011-10-05 | 大连海事大学 | Container and container terminal management system |
| CN102267480A (en) * | 2011-05-18 | 2011-12-07 | 长沙南睿轨道交通电气设备有限公司 | Locomotive wireless reconnection control method based on wireless broadband communication |
| CN204116924U (en) * | 2014-09-16 | 2015-01-21 | 何安 | A kind of cargo train material state supervisory system |
| CN104460491A (en) * | 2014-11-13 | 2015-03-25 | 宁夏中远天宇科技有限公司 | Electrical control system of wagon shop repair wheel set suspension type axle machining assembly line |
| CN207937805U (en) * | 2018-01-15 | 2018-10-02 | 天津锐敏科技发展有限责任公司 | Railway Dangerous Goods tracking monitor system |
-
2018
- 2018-12-05 CN CN201811479376.XA patent/CN109739161B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6450411B1 (en) * | 2001-02-02 | 2002-09-17 | Logis-Tech Corporation | Environmental stabilization system and method for maintenance and inventory |
| US20080061994A1 (en) * | 2003-03-06 | 2008-03-13 | Gentile Charles A | Radionuclide Detector and Software for Controlling Same |
| CN201259633Y (en) * | 2008-08-25 | 2009-06-17 | 铁道部运输局 | Remote input-output unit based on MVB network |
| CN102208052A (en) * | 2011-05-17 | 2011-10-05 | 大连海事大学 | Container and container terminal management system |
| CN102267480A (en) * | 2011-05-18 | 2011-12-07 | 长沙南睿轨道交通电气设备有限公司 | Locomotive wireless reconnection control method based on wireless broadband communication |
| CN204116924U (en) * | 2014-09-16 | 2015-01-21 | 何安 | A kind of cargo train material state supervisory system |
| CN104460491A (en) * | 2014-11-13 | 2015-03-25 | 宁夏中远天宇科技有限公司 | Electrical control system of wagon shop repair wheel set suspension type axle machining assembly line |
| CN207937805U (en) * | 2018-01-15 | 2018-10-02 | 天津锐敏科技发展有限责任公司 | Railway Dangerous Goods tracking monitor system |
Non-Patent Citations (2)
| Title |
|---|
| FRANCESCA BOVOLO等: "Freight traffic surveillance in VHR SAR images by multiscale information extraction", 《ADVANCES IN RADAR AND REMOTE SENSING》 * |
| 徐恩利, 崔高峰: "铁路剧毒品货物运输实时监控系统", 《中国铁道科学》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110738198A (en) * | 2019-11-20 | 2020-01-31 | 北京宜世通信息技术有限公司 | Railway coal transportation is lost and is spilt monitoring system |
| CN110852301A (en) * | 2019-11-20 | 2020-02-28 | 北京宜世通信息技术有限公司 | Railway coal transportation dust suppression information monitoring method and system |
| CN111942412A (en) * | 2020-08-11 | 2020-11-17 | 中车株洲电力机车有限公司 | Freight transportation motor train unit load management system and management method |
| CN111942412B (en) * | 2020-08-11 | 2022-11-08 | 中车株洲电力机车有限公司 | Freight transportation motor train unit load management system and management method |
| CN113665636A (en) * | 2021-09-02 | 2021-11-19 | 中铁第一勘察设计院集团有限公司 | Subway intelligent passenger guidance system |
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|---|---|
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