CN209441385U - The communication detection system of train network control system - Google Patents
The communication detection system of train network control system Download PDFInfo
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- CN209441385U CN209441385U CN201821232100.7U CN201821232100U CN209441385U CN 209441385 U CN209441385 U CN 209441385U CN 201821232100 U CN201821232100 U CN 201821232100U CN 209441385 U CN209441385 U CN 209441385U
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Abstract
The utility model provides a kind of communication detection system of train network control system, which includes: the control equipment and HDLC equipment of train；It controls between equipment and HDLC equipment through the connection of wireless or wired mode, it controls equipment and obtains communication test instruction, and communication test instruction is sent to High-Level Data Link Control HDLC equipment, communication test instruction includes the master address and tributary address of test data and HDLC equipment, receives the communication data that HDLC equipment returns.According to HDLC protocol, communication data and test data, determine the communication between the main website of HDLC equipment and the slave station of HDLC equipment with the presence or absence of failure.Frequent manual operation is reduced by the control and monitoring system that host computer, upper computer software and Communication Card form, reduces reliability that is time-consuming and improving testing result.
Description
Technical field
The utility model embodiment is related to the communication detection system of the communications field more particularly to a kind of train network control system
System.
Background technique
The communication intercept of Train Communication Network and detection technique are based on controller local area network mostly at present
(Controller Area Network, CAN) communication and Ethernet, for High-Level Data Link Control (High-Level
Data Link Control, HDLC) monitoring and detection technique application it is not universal, existing HDLC communicates Monitor detection equipment
It is by recording the data information listened to, then again by manually comparing and analyzing mostly；Furthermore current skill
Art is that the data such as testing time, test data, transmitting and receiving delay are written as to the program of slave computer mostly, brushes HDLC equipment
In tested.
However, being recorded monitoring with the bus data detected, then in such a way that artificial contrast analyzes, there are time-consumings
Long, data analyze the low problem of reliability.
Utility model content
The utility model embodiment provides a kind of communication detection system of train network control system, to solve the prior art
Middle will monitor is analyzed with the bus data that detects by artificial contrast, there is that time-consuming, the low problem of data analysis reliability.
In a first aspect, the utility model embodiment provides a kind of communication detection system of train network control system, this is
System includes: the control equipment and High-Level Data Link Control HDLC equipment of train；The control equipment and the HDLC equipment
Between pass through the connection of wireless or wired mode；
The control equipment is sent to HDLC equipment for obtaining communication test instruction, and by communication test instruction；
The communication test instruction includes the master address and tributary address of test data and the HDLC equipment；
The HDLC equipment is used for:
Receive the communication test instruction that the control equipment is sent；Communication test instruction includes test data and described
The master address and tributary address of HDLC equipment；
According to the master address, communication test instruction is sent to the main website of the HDLC equipment, so that described
The test data is sent to the slave station of the HDLC equipment by main website；
The communication data that the slave station of the HDLC equipment returns is obtained, and the communication data is returned into the control and is set
It is standby；
The control equipment is also used to:
Receive the communication data that the HDLC equipment returns；
According to HDLC protocol, the communication data and the test data, the main website of the HDLC equipment and described is determined
Communication between the slave station of HDLC equipment whether there is failure.
In a specific embodiment, the control equipment includes control module and Communication Card；The control module
It is connected with the Communication Card；
The Communication Card is used to communication test instruction being sent to HDLC equipment.
In a specific embodiment, the HDLC equipment includes main website and slave station, and the main website and slave station establish number
According to connection；
The main website is used for:
Receive communication test instruction；The communication test instruction includes test data and tributary address；
According to the tributary address, the test data is sent to the slave station of the HDLC equipment.
In a specific embodiment, the control equipment is specifically used for:
According to the HDLC protocol, it is whether consistent with the test data to compare the communication data；
If the communication data is consistent with the test data, determine that there is no events between the main website and the slave station
Barrier；
If the communication data and the test data are inconsistent, determine there is event between the main website and the slave station
Barrier.
In a specific embodiment, the control equipment is also used to:
If it is determined that there are failures between the main website and the slave station, then warning message is pushed；The warning message is used
There are failures between the instruction main website and the slave station.
In a specific embodiment, the control equipment further includes reception device:
The reception device is used to receive user and is instructed by the communication test that control interface inputs；The communication is surveyed
Examination instruction includes testing time.
In a specific embodiment, the control equipment includes display, and the display is for showing the report
Alert information.
In a specific embodiment, the control equipment includes loudspeaker, and the loudspeaker is for playing the report
Alert information.
In a specific embodiment, the control equipment further includes the storage with computer program for storing data
Device.
In a specific embodiment, the HDLC equipment includes receiver and transmitter.
The control equipment of the communication detection system of train network control system provided by the utility model, train obtains communication
Test instruction, and communication test instruction is sent to High-Level Data Link Control HDLC equipment, communication test instruction includes test
The master address and tributary address of data and HDLC equipment receive the communication data that HDLC equipment returns.According to HDLC protocol, lead to
Data and test data are interrogated, determines the communication between the main website of HDLC equipment and the slave station of HDLC equipment with the presence or absence of failure.It is logical
The control and monitoring system for crossing host computer, upper computer software and Communication Card composition reduces frequent manual operation, reduces time-consuming and mentions
The reliability of high detection result.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the communication detection system schematic of train network control system provided by the embodiment of the utility model；
Fig. 2 is the interaction of the communication detection system embodiment of train network control system provided by the embodiment of the utility model
Flow chart；
Fig. 3 is the host computer applicating flow chart of train network control system provided by the embodiment of the utility model；
Fig. 4 is the slave computer applicating flow chart of train network control system provided by the embodiment of the utility model；
Fig. 5 is the structural schematic diagram of control apparatus embodiments provided by the embodiment of the utility model；
Fig. 6 is the structural schematic diagram of HDLC apparatus embodiments provided by the embodiment of the utility model.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, all other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
The prior art will be monitored and be recorded with the bus data detected, then in such a way that artificial contrast analyzes, there is consumption
Duration, data analyze the low problem of reliability.Furthermore the upper computer softwares such as LabView due to not being applied to by current technology
In HDLC communication monitoring and detection field, so that carrying out test experiments every time.It will modify again to test program, such as
The cycle-index of test is modified, test data, transmission and reception delay etc., the in this way modification to test program progress and debugging are not
It only takes a substantial amount of time and the requirement to practitioner is also very high.
In view of the above problems, the utility model proposes a kind of communication detection systems of train network control system.
Frequent manual operation is reduced by the control and monitoring system that host computer, upper computer software and Communication Card form, reduces time-consuming simultaneously
Improve the reliability of testing result.The program is described in detail below by several specific embodiments.
Fig. 1 is the communication detection system schematic of train network control system provided by the embodiment of the utility model, such as Fig. 1
It is shown, the control equipment and High-Level Data Link Control HDLC equipment of train；The control equipment and the HDLC equipment it
Between pass through the connection of wireless or wired mode；
The executing subject of the program is control equipment and HDLC equipment.
The control equipment includes: host computer, upper computer software, Communication Card.
The HDLC equipment includes: HDLC main website, HDLC slave station, slave computer test software.HDLC main website can also be called
Perhaps HDLC communicates main website or HDLC main website to be monitored to HDLC main equipment；HDLC slave station can also be called HDLC from setting
Standby or HDLC communication slave station or HDLC slave station to be monitored.
Specifically, upper computer software is mounted in host computer and Communication Card collectively constitutes control equipment.
The control equipment includes control module and Communication Card；The control module is connected with the Communication Card；
The Communication Card is used to communication test instruction being sent to HDLC equipment.
Slave computer test software is mounted in HDLC communication apparatus, logical using HDLC between HDLC main website and HDLC slave station
News, host computer pass through Communication Card and HDLC device talk.
Optionally, HDLC equipment main website and slave station use the half duplex communication of RS-485 standard in physical layer, in data-link
Road floor uses HDLC communications protocol.Normal response mode (Normal Responses Mode, NRM), institute can be used in HDLC communication
State NRM mode of operation suitable for the point-to-point of terminaloriented or some link with multiple spot.The main website of HDLC equipment is responsible for data
The initialization of link, data flow control, link reset, the slave station of HDLC equipment issues after the instruction for receiving main website sending to be rung
It answers.
Exploitation environment can be any one programmed environment, and the graphical composing software of LabView can be used for example and generate
The program of block diagram format, with the advantage in terms of human-computer interaction, this programme is without limitation.
Fig. 2 is the interaction of the communication detection system embodiment of train network control system provided by the embodiment of the utility model
Flow chart, as shown in Fig. 2, the program is applied in the communication detection system of above-mentioned train network control system shown in FIG. 1, it should
The specific implementation step of system are as follows:
S101: communication test instruction is obtained, and communication test instruction is sent to HDLC equipment.
In this step, communication test instruction includes the master address and tributary address of test data and HDLC equipment, by
Host computer is sent to Communication Card after obtaining, test is instructed and completes protocol conversion by Communication Card, is converted to HDLC protocol transmission
The communications protocol of the test instruction received to HDLC equipment, Communication Card can be any one communications protocol, and this programme is to this
With no restrictions.
Optionally, communication test instruction can be obtained by user in the input of control interface, and communication test instruction is also wrapped
Include testing time.
Optionally, communication test instruction can be used for single test, can be used for multiple loop test, the purpose of test
It can be the network class failure of the detection sub- equipment of train, the sub- equipment of train can be setting of arbitrarily needing to monitor on train
It is standby, such as air-conditioning or door.
S102: the communication test instruction that receiving control apparatus is sent.
Specifically, the communication test instruction that HDLC equipment receiving control apparatus is sent by Communication Card, communication test refer to
Enable includes test data and HDLC master address to be monitored and tributary address.According to the master address to be monitored, will communicate
Test instruction is sent to the main website of HDLC equipment to be measured, so that the main website is according to tributary address to be monitored by the test number
According to the slave station for being sent to the HDLC equipment.
S103: the communication data that the slave station of HDLC equipment returns is obtained.
In this step, HDLC equipment obtains the communication data that slave station returns, and the communication data is used for and test data
It compares, result indicates that testing result whether there is network class failure.
S104: communication data is returned into the control equipment.
In this step, the communication data that HDLC equipment returns is received；
S105: according to HDLC protocol, communication data and test data, determine HDLC equipment main website and the HDLC equipment
Slave station between communication whether there is failure.
In a kind of specific implementation, according to the HDLC protocol, the communication data and the test data are compared
It is whether consistent；If the communication data is consistent with the test data, determine that there is no events between the main website and the slave station
Barrier；If the communication data and the test data are inconsistent, determine that there are failures between the main website and the slave station.
Specifically, HDLC communications protocol is a kind of data link control protocol of Bit Oriented, the agreement is independent of appointing
A kind of what character set；Data message can transparent transmission, for realizing transparent transmission " 0 bit insertion " be easy to hardware reality
It is existing；Full-duplex communication has higher data link transmission efficiency；All frames use CRC check, to information frame carry out sequence volume
Number, can anti-leak-stopping receive or retransmit, transmission reliability is high；Transmission control function is separated with processing function, has larger flexibility.
Optionally, in another specific implementation, if being confirmed between the main website and the slave station there are failure,
When can be described as control system and detect mistake, then the control system pushes warning message；The warning message is for referring to
Show that there are failures between the main website and the slave station.
Optionally, the warning message can be is shown by display screen, is also possible to play by loudspeaker, to this
Case is with no restrictions.
The communication detection system of train network control system provided in this embodiment is obtained by host computer in control equipment
Test instruction sends test instruction by Communication Card and gives HDLC equipment, and HDLC equipment is according to the master address in test instruction
Test data and tributary address are sent to corresponding HDLC main website, test data is sent to HDLC slave station, HDLC by HDLC main website
Slave station Returning communication data give HDLC main website, and final HDLC equipment Returning communication data give control equipment, control equipment foundation
HDLC communications protocol, communication data and test data judge to pass through increasing with the presence or absence of failure between HDLC main website and HDLC slave station
Add control system that can reduce frequent manual operation, reduces reliability that is time-consuming and improving testing result.
On the basis of the above embodiments, the train network control system is led to below by a kind of specific implementation
The application process of news detection system is illustrated.
Fig. 3 is the host computer applicating flow chart of train network control system provided by the embodiment of the utility model；Such as Fig. 3 institute
Show, the specific implementation step of the host computer procedure process of equipment controlled in train network control system are as follows:
S201: configuration HDLC communicates read-write capability.
In this step, the upper computer software configuration HDLC controlled in equipment communicates read-write capability.
S202: initializing and configures communication baud rate.
In this step, upper computer software is sequentially completed: initialization HDLC communication writes function and configures communication baud rate；Just
Beginningization HDLC communication reads function and configures communication baud rate.
S203: setting testing time, and test instruction is sent to HDLC equipment.
In this step, test assignment setting is completed, i.e. setting task testing time, test instruction, test instruction includes
Test data and HDLC equipment master address, tributary address.
Optionally, test assignment setting can be obtained by user in the input of control interface.
Further, data transmission procedure of the test instruction in HDLC equipment includes: that 1, HDLC main website sends test number
According to waiting test data forward delay interval, exact p-value data are all sent；2, HDLC slave station receives test data, waits
Test data reception delay, exact p-value data all receive；3, HDLC slave station Returning communication data wait forward delay interval, really
Recognize communication data to be all sent.
S204:HDLC equipment returns to monitoring data.
In this step, HDLC equipment returns to monitoring data, and monitoring data include communication data and test data.
S205: judge whether data meet agreement.
In this step, according to HDLC protocol, it is whether consistent with test data to compare communication data；If communication data and survey
It is consistent to try data, determines that there is no failures, i.e. data fit agreement between HDLC main website and HDLC slave station, execute step in next step
S206；If the communication data and the test data are inconsistent, determine that there are failures between the main website and the slave station, i.e.,
Data do not meet agreement, execute step 208 in next step.
(1) according to S205 judging result, if data fit agreement, executes following steps:
S206: judge whether testing time is less than setting testing time.
In this step, the testing time for comparing HDLC completed testing time and setting, if complete testing time is small
In the testing time of setting, returns to S203 and execute the second wheel test；If it is not, then performing the next step S207.
S207: test passes through, and releasing memory, test terminates.
In this step, host computer procedure completes testing time and discriminating test passes through, and can terminate to test and discharge interior
Deposit resource.
Optionally, testing the information passed through can be shown by display screen, can also be played by loudspeaker, to this this case
With no restrictions.
(2) following steps are executed if data do not meet agreement according to S205 judging result:
S208: warning note wrong content simultaneously releases test.
In this step, control system pushes warning message；The warning message be used to indicate the main website and it is described from
There are failures between standing.
Optionally, the warning message can be is shown by display screen, is also possible to play by loudspeaker, to this
Case is with no restrictions.
In train network control system provided in this embodiment control equipment host computer procedure detection method, configuration and
After initializing HDLC communication function and configuration baud rate, host computer procedure obtains test instruction, sends test instruction and sets to HDLC
Standby, test data and tributary address are sent to corresponding HDLC main website according to the master address in test instruction by HDLC equipment,
Test data is sent to HDLC slave station by HDLC main website, and HDLC slave station Returning communication data give HDLC main website, final HDLC equipment
Returning communication data give control equipment, and control equipment judges HDLC master according to HDLC communications protocol, communication data and test data
It stands with the presence or absence of failure between HDLC slave station, frequent manual operation can be reduced by increasing control system, reduce time-consuming and mention
The reliability of high detection result.
Further, test data and communication data transmission process include waiting pending datas forward delay interval and waiting data receiver
Delay.
Optionally, upper computer software program can be used LabView and write, other programming development environments also can be used,
With no restrictions to this this programme.
On the basis of Fig. 2 and Fig. 3 embodiment, the utility model is mentioned by a kind of specific implementation further below
The communication detection system of the train network control system of confession is illustrated.
Fig. 4 is the slave computer applicating flow chart of train network control system provided by the embodiment of the utility model；Such as Fig. 4 institute
Show, the specific implementation step that the program of lower computer process of equipment is controlled in train network control system includes:
S301: system initialization.
In this step, program of lower computer executes system initialization and configures HDLC communications protocol in HDLC equipment.
Specifically, HDLC communications protocol is a kind of data link control protocol of Bit Oriented, the agreement is independent of appointing
A kind of what character set；Data message can transparent transmission, for realizing transparent transmission " 0 bit insertion " be easy to hardware reality
It is existing；Full-duplex communication has higher data link transmission efficiency；All frames use CRC check, to information frame carry out sequence volume
Number, can anti-leak-stopping receive or retransmit, transmission reliability is high；Transmission control function is separated with processing function, has larger flexibility.
S302: the test instruction for waiting equipment to be controlled to send.
In this step, the test instruction that program of lower computer waits receiving control apparatus to send, test instruction include test
Data and HDLC equipment master address and tributary address.
S303: judge whether to receive the test instruction that control equipment is sent.
In this step, program of lower computer judges whether to receive the test instruction that control equipment is sent, if so, executing step
Rapid S304 is executed and is received data delay, and confirms that data all receive；If it is not, executing step S302, continue waiting for controlling
Control equipment sends test instruction.
According to the judging result of S303 step, if receiving the test instruction that control equipment is sent, S304 is thened follow the steps,
Specific steps include:
S304: it executes and receives data delay, and confirm that data all receive.
In this step, HDLC equipment, which executes, receives data delay, and confirms that data all receive.
Further, data transmission procedure of the test instruction in HDLC equipment includes: that 1, HDLC main website sends test number
According to waiting test data forward delay interval, exact p-value data are all sent；2, HDLC slave station receives test data, waits
Test data reception delay, exact p-value data all receive；3, HDLC slave station Returning communication data wait forward delay interval, really
Recognize communication data to be all sent.
S305: the HDLC communication data listened to is returned into control equipment.
In this step, HDLC equipment Returning communication data give control equipment, and program of lower computer executes forward delay interval, confirmation
Communication data is sent.
S306: test terminates.
In this step, program of lower computer terminates this test.
The program of lower computer detection method that equipment is controlled in train network control system provided in this embodiment, at the beginning of system
After beginningization, the test that the equipment to be controlled such as program of lower computer is sent is instructed；Judge whether to receive the test that control equipment is sent
Instruction if so, executing reception delay, and confirms that data all receive, and refers to if it is not, then continuing waiting for control equipment and sending test
It enables；HDLC equipment receives all test instructions；HDLC equipment executes test, and finally returns that communication data gives control equipment, with
Make to control equipment according to HDLC communication protocol analysis data, confirmation equipment whether there is failure.
Optionally, upper computer software program can be used LabView and write, other programming development environments also can be used,
With no restrictions to this this programme.
Fig. 5 is the structural schematic diagram of control apparatus embodiments provided by the embodiment of the utility model, if Fig. 5 shows, the control
Equipment 10 includes:
Module 11 is obtained, is sent to high-level data chain for obtaining communication test instruction, and by communication test instruction
Road controls HDLC equipment；Master address and slave station of the communication test instruction including test data and the HDLC equipment
Location；
Receiving module 12, the communication data returned for receiving the HDLC equipment；
Processing module 13, for determining that the HDLC is set according to HDLC protocol, the communication data and the test data
Communication between the slave station of standby main website and the HDLC equipment whether there is failure.
Control equipment provided in this embodiment is used to execute the technical solution that equipment side is controlled in aforementioned any embodiment, when
When the acquisition module 11 of control equipment gets communication test instruction, communication test instruction is sent to by Communication Card described
HDLC equipment, while waiting HDLC equipment Returning communication data；When HDLC equipment Returning communication data, triggering control equipment
Receiving module 12 receives communication data.Processing module 13 in control equipment is according to the HDLC protocol, the communication data
With the test data, determine the communication between the main website of the HDLC equipment and the slave station of the HDLC equipment with the presence or absence of event
Barrier.
On the basis of the above embodiments, the processing module 13 is specifically used for:
According to the HDLC protocol, it is whether consistent with the test data to compare the communication data；
If the communication data is consistent with the test data, determine that there is no events between the main website and the slave station
Barrier；
If the communication data and the test data are inconsistent, determine there is event between the main website and the slave station
Barrier.
Optionally, the processing module 13 is also used to:
If it is determined that there are failures between the main website and the slave station, then warning message is pushed；The warning message is used
There are failures between the instruction main website and the slave station.
Optionally, the acquisition module 11 is specifically used for:
User is received to instruct by the communication test that control interface inputs；The communication test instruction includes test time
Number.
The control equipment that any of the above-described embodiment provides is used to execute the technology that equipment side is controlled in aforementioned any embodiment
Scheme, it is similar that the realization principle and technical effect are similar, and details are not described herein.
Fig. 6 is the structural schematic diagram of HDLC apparatus embodiments provided by the embodiment of the utility model, as shown in fig. 6, should
HDLC equipment 20 includes:
Receiving module 21, the communication test instruction sent for receiving control apparatus；The communication test instruction includes surveying
Try the master address and tributary address of data and the HDLC equipment；
Sending module 22, for according to the master address, communication test instruction to be sent to the HDLC equipment
Main website so that the test data is sent to the slave station of the HDLC equipment by the main website；
Module 23 is obtained, the communication data that the slave station for obtaining the HDLC equipment returns；
Optionally, the sending module 23 is also used to the communication data returning to the control equipment.
HDLC equipment provided in this embodiment is used to execute the technical solution of HDLC equipment side in aforementioned any embodiment,
The communication test instruction that 21 receiving control apparatus of receiving module of HDLC equipment is sent；The sending module 22 of HDLC equipment is according to institute
Master address is stated, communication test instruction is sent to the main website of the HDLC equipment, so that the main website is by the test
Data are sent to the slave station of the HDLC equipment；It is returned eventually by the slave station that acquisition module 23 obtains the HDLC equipment logical
Interrogate data.
The utility model embodiment also provides a kind of control equipment, comprising: processor, for storing data with computer journey
Memory, receiver and the transmitter of sequence, the processor execute the computer program stored in memory and realize preceding method
The communication detecting method of the train network control system of embodiment.
The utility model embodiment provides a kind of HDLC equipment, comprising: processor, for storing data and computer program
Memory, receiver and transmitter, the processor executes the computer program stored in memory and realizes that preceding method is real
Apply the communication detecting method of the train network control system in example.
The utility model embodiment also provides a kind of readable storage medium storing program for executing, stores computer journey in the readable storage medium storing program for executing
Sequence, the computer program for realizing in previous embodiment control equipment side train network control system communication detection side
Method.
The utility model embodiment also provides a kind of readable storage medium storing program for executing, stores computer journey in the readable storage medium storing program for executing
Sequence, the computer program for realizing the train network control system of HDLC equipment side in previous embodiment communication detection side
Method.
In above-mentioned control equipment and HDLC equipment in the specific implementation, it should be understood that processor can be central processing list
Member (English: Central Processing Unit, referred to as: CPU), it can also be other general processors, Digital Signal Processing
Device (English: Digital Signal Processor, abbreviation: DSP), specific integrated circuit (English: Application
Specific Integrated Circuit, referred to as: ASIC) etc..General processor can be microprocessor or the processor
It is also possible to any conventional processor etc..The step of method in conjunction with disclosed in the utility model embodiment, can directly embody
Execute completion for hardware processor, or in processor hardware and software module combination execute completion.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above-mentioned each method embodiment can lead to
The relevant hardware of program instruction is crossed to complete.Program above-mentioned can be stored in a computer readable storage medium.The journey
When being executed, execution includes the steps that above-mentioned each method embodiment to sequence；And storage medium above-mentioned includes: read-only memory (English
Text: read-only memory, abbreviation: ROM), RAM, flash memory, hard disk, solid state hard disk, tape (English: magnetic
Tape), floppy disk (English: floppy disk), CD (English: optical disc) and any combination thereof.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments,
Or equivalent substitution of some or all of the technical features；And these are modified or replaceed, and are not made
The essence of corresponding technical solution departs from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. a kind of communication detection system of train network control system characterized by comprising the control equipment and height of train
Grade data link controls HDLC equipment；Connected between the control equipment and the HDLC equipment by wireless or wired mode
It connects；
The control equipment is sent to HDLC equipment for obtaining communication test instruction, and by communication test instruction；It is described
Communication test instruction includes the master address and tributary address of test data and the HDLC equipment；
The HDLC equipment is used for:
Receive the communication test instruction that the control equipment is sent；The communication test instruction includes test data and the HDLC
The master address and tributary address of equipment；
According to the master address, communication test instruction is sent to the main website of the HDLC equipment, so that the main website
The test data is sent to the slave station of the HDLC equipment；
The communication data that the slave station of the HDLC equipment returns is obtained, and the communication data is returned into the control equipment；
The control equipment is also used to:
Receive the communication data that the HDLC equipment returns；
According to HDLC protocol, the communication data and the test data, determine the HDLC equipment main website and the HDLC
Communication between the slave station of equipment whether there is failure.
2. system according to claim 1, which is characterized in that the control equipment includes control module and Communication Card；
The control module is connected with the Communication Card；
The Communication Card is used to communication test instruction being sent to HDLC equipment.
3. system according to claim 1 or 2, which is characterized in that the HDLC equipment includes main website and slave station, the master
It stands and slave station establishes data connection；
The main website is used for:
Receive communication test instruction；The communication test instruction includes test data and tributary address；
According to the tributary address, the test data is sent to the slave station of the HDLC equipment.
4. system according to claim 1 or 2, which is characterized in that the control equipment is specifically used for:
According to the HDLC protocol, it is whether consistent with the test data to compare the communication data；
If the communication data is consistent with the test data, determine that there is no failures between the main website and the slave station；
If the communication data and the test data are inconsistent, determine that there are failures between the main website and the slave station.
5. system according to claim 1 or 2, which is characterized in that the control equipment is also used to:
If it is determined that there are failures between the main website and the slave station, then warning message is pushed；The warning message is for referring to
Show that there are failures between the main website and the slave station.
6. system according to claim 1 or 2, which is characterized in that the control equipment further includes reception device:
The reception device is used to receive user and is instructed by the communication test that control interface inputs；The communication test refers to
Enabling includes testing time.
7. system according to claim 5, which is characterized in that the control equipment includes display, and the display is used
In the display warning message.
8. system according to claim 5, which is characterized in that the control equipment includes loudspeaker, and the loudspeaker is used
In the broadcasting warning message.
9. system according to claim 1, which is characterized in that the control equipment further includes for storing data and calculating
The memory of machine program.
10. system according to claim 1, which is characterized in that the HDLC equipment includes receiver and transmitter.
Priority Applications (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113179201A (en) * | 2021-04-13 | 2021-07-27 | 湖南世优电气股份有限公司 | Multi-region multi-device remote joint debugging and testing system and method |
| CN113504774A (en) * | 2021-09-09 | 2021-10-15 | 卡斯柯信号(北京)有限公司 | Train control interlocking integration and dispatching centralized system interface data checking method and device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113179201A (en) * | 2021-04-13 | 2021-07-27 | 湖南世优电气股份有限公司 | Multi-region multi-device remote joint debugging and testing system and method |
| CN113504774A (en) * | 2021-09-09 | 2021-10-15 | 卡斯柯信号(北京)有限公司 | Train control interlocking integration and dispatching centralized system interface data checking method and device |
| CN113504774B (en) * | 2021-09-09 | 2021-12-24 | 卡斯柯信号(北京)有限公司 | Train control interlocking integration and dispatching centralized system interface data checking method and device |
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