CN105634858B - For detecting the test macro of braking gate performance - Google Patents
For detecting the test macro of braking gate performance Download PDFInfo
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- CN105634858B CN105634858B CN201410712424.0A CN201410712424A CN105634858B CN 105634858 B CN105634858 B CN 105634858B CN 201410712424 A CN201410712424 A CN 201410712424A CN 105634858 B CN105634858 B CN 105634858B
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Abstract
The present invention provides a kind of for detecting the test macro of braking gate performance, after tester receives the MVB bus and/or HDLC bus test request command of computer transmission, test data is sent to braking gateway by the port MVB and/or the port HDLC, and according to the performance of corresponding first parameter information of feedback information of braking gateway and the second parameter information corresponding with test data detection braking gateway.Performance so as to the detection braking gateway of convenience and high-efficiency improves the reliability of locomotive operation to find existing security risk in time.
Description
Technical field
The present embodiments relate to communication test technical field more particularly to it is a kind of for detect braking gate performance survey
Test system.
Background technique
In recent years, China railways kept quickly development, and HXD3D type electric locomotive is six axis main line passenger traffic of alternating current drive
Electric locomotive, for the passenger-carrying version locomotive of 200km grade, maximum continues overall trip speed 160km/h, 7200KW, most for the country at present
One of powerful passenger-carrying version locomotive.HXD3D type locomotive can be relieved the pressure of system-wide Quasi High-Speed Locomotive utilization, fill up China
The blank of interior ground AC Drive high-power locomotive practice in quasi high-speed range.Traditional Shaoshan type electric power will gradually be substituted
Locomotive.
The state-of-the-art electrically controlled brake system of configuration of locomotives, buffers very little when carrying out acceleration, deceleration movement, avoids
When traditional passenger train speeds change, the phenomenon that passenger's vacillating and staggering " having not a leg to stand on ".In practice, electronic air brake
The transmission of system signal is exactly that locomotive brake gateway is realized.However, in the prior art, braking gateway product without periodic detection work
Whether tool, the working performance that can not detect braking gateway comply with standard, and there are some potential safety problemss.
Summary of the invention
In view of the above drawbacks of the prior art, the embodiment of the present invention provides a kind of for detecting the test of braking gate performance
System.
One aspect of the present invention provide it is a kind of for detect braking gate performance test macro, including：
Computer, tester and braking gateway, the tester is by carrying out the first of data interaction with the computer
Port is connected with the computer, by double-unit traction controller port and the port High-Level Data Link Control HDLC with
The braking gateway is connected；Wherein,
The computer, for sending MVB bus and/or the survey of HDLC bus to the tester by the first port
Try request command；
The tester, for according to test-request command by the port MVB and/or the port HDLC to the braking
Gateway send test data, and according to it is described braking gateway corresponding first parameter information of feedback information and with the survey
Corresponding second parameter information of examination data detects the performance of the braking gateway；
The braking gateway, the test data sent for receiving the tester, and send and feed back to the tester
Information.
The test macro provided in an embodiment of the present invention for being used to detect braking gate performance, when tester receives computer
After the MVB bus and/or HDLC bus test request command of transmission, sent out by the port MVB and/or the port HDLC to braking gateway
Send test data, and according to corresponding first parameter information of feedback information of braking gateway and corresponding with test data the
The performance of two parameter informations detection braking gateway.So as to the performance of the detection braking gateway of convenience and high-efficiency, to send out in time
Existing existing security risk, improves the reliability of locomotive operation.
Detailed description of the invention
Fig. 1 is the structural representation of the one provided in an embodiment of the present invention test macro for detecting braking gate performance
Figure；
Fig. 2 is that provided in an embodiment of the present invention another is used to detect the structural representation of the test macro of braking gate performance
Figure；
Fig. 3 is that provided in an embodiment of the present invention another is used to detect the structural representation of the test macro of braking gate performance
Figure；
Fig. 4 is the structural representation of another test macro for detecting braking gate performance provided in an embodiment of the present invention
Figure.
Specific embodiment
Fig. 1 is the structural representation of the one provided in an embodiment of the present invention test macro for detecting braking gate performance
Figure, as shown in Figure 1, the system includes：Computer 1, tester 2 and braking gateway 3, tester 2 with computer 1 by being counted
It is connected according to interactive first port with computer 1, passes through double-unit traction controller port and High-Level Data Link Control
The port HDLC is connected with braking gateway 3；Wherein, computer 1, it is total for sending MVB to tester 2 by the first port
Line and/or HDLC bus test request command；Tester 2, for according to test-request command by the port MVB and/or
The port HDLC to braking gateway 3 send test data, and according to braking gateway corresponding first parameter information of feedback information, with
And the performance of the second parameter information detection braking gateway 3 corresponding with test data；Gateway 3 is braked, is sent out for receiving tester 2
The test data sent, and feedback information is sent to tester 2.
Specifically, on the one hand tester passes through first port and computer carries out data interaction, wherein first port is specific
Including：The port RS232 and the port RS485, can be configured according to the actual application.On the other hand, due to HXD3D type machine
Vehicle brakes gateway according to Train Communication Network TCN standard, controls multifunctional vehicle bus (Multifunction Vehicle
Bus, MVB) and High-Level Data Link Control (High-Level Data Link Control, HDLC) interface between information pass
It is defeated.Specifically, braking between gateway and brak control unit is MVB bus communication mode, gateway and Train Control and management is
It is HDLC bus communication mode between system TCMS, therefore, tester passes through double-unit traction controller port and high-level data chain
Road controls the port HDLC and is connected with braking gateway, and tester brakes the communication capacity of gateway by simulated locomotive working condition measurement,
Specifically, when the MVB bus communication capacity of test braking gateway, braking gateway does MVB equipment, and tester is as control for brake
Unit passes through computer sending and receiving data, the MVB communication quality of detection braking gateway；When the HDLC bus of test braking gateway is logical
When letter ability, braking gateway does MVB equipment, and tester passes through computer sending and receiving data, detection braking as brak control unit
The MVB communication quality of gateway；Braking gateway does HDLC equipment, and tester passes through computer sending and receiving data, detection system as TCMS
The HDLC communication quality of dynamic gateway.
When being tested, computer sends MVB bus to tester by the first port between tester
And/or HDLC bus test request command, specifically, when tester receives the MVB bus test request life of computer transmission
After order, test data is sent to braking gateway by the port MVB, when the HDLC bus that tester receives computer transmission is surveyed
After trying request command, test data is sent to braking gateway by the port HDLC, when tester receives computer transmission
After MVB bus and HDLC bus test request command, test number is sent to braking gateway by the port MVB and the port HDLC
According to after braking gateway receives the test data of tester transmission, to tester transmission feedback information, so that tester receives
After the feedback information sent to braking gateway, processing is carried out to feedback information and obtains the second parameter corresponding with the feedback information
Information, and processing is carried out to the test data sent before and obtains corresponding with test data the first parameter information, then basis
Brake corresponding first parameter information of feedback information and the second parameter information corresponding with the test data detection braking of gateway
The performance of gateway, specifically, tester can obtain the difference of the first parameter information and the second parameter information by comparing, according to
Difference is compared with preset normal threshold value, is confirmed whether to comply with standard performance of the threshold value to detect braking gateway.It needs
It is noted that parameter information can be depending on specific test content, normal threshold value can also be according in specific test
Appearance is adjusted, and the present embodiment is without limitation.
The test macro provided in this embodiment for being used to detect braking gate performance is sent when tester receives computer
MVB bus and/or HDLC bus test request command after, sent and surveyed to braking gateway by the port MVB and/or the port HDLC
Data are tried, and according to corresponding first parameter information of feedback information of braking gateway and the second ginseng corresponding with test data
The performance of number infomation detection braking gateway.So as to the performance of the detection braking gateway of convenience and high-efficiency, to find to deposit in time
Security risk, improve the reliability of locomotive operation.
Fig. 2 is that provided in an embodiment of the present invention another is used to detect the structural representation of the test macro of braking gate performance
Figure, as shown in Fig. 2, being based on embodiment illustrated in fig. 1, tester 2 includes：Controller 21 and processor 22, wherein controller 21 divides
It is not connected with the port MVB and the port HDLC, processor 22 is connect with controller 21, controller 21, is used for basis
Test-request command sends test data to braking gateway 3 by the port MVB and/or the port HDLC, and passes through the MVB
Port and the port HDLC receive the feedback information that will be braked gateway 3 and send, and by the test data and the feedback letter
Breath is sent to processor 22；Processor 22 obtains the first parameter information for carrying out processing to the test data, and to institute
It states feedback information and carries out processing the second parameter information of acquisition, and examined according to first parameter information and second parameter information
Survey the performance of the braking gateway.
It should be noted that processor can be carried out specifically depending on specific test content with embodiment illustrated in fig. 3
Bright, Fig. 3 is that provided in an embodiment of the present invention another is used to detect the structural schematic diagram of the test macro of braking gate performance, institute
Stating processor 22 includes：Oscillograph 221, oscillograph 221 export first waveform for carrying out waveform analysis to the test data
And be stored in local, when the feedback information for receiving the braking gateway that the controller is sent, to the feedback information into
Traveling wave conformal analysis exports the second waveform, and the first waveform is compared with second waveform, whether determines error amount
Less than preset threshold value, to detect the performance of the braking gateway.
Further, processor includes 22：Frequency spectrograph 222, frequency spectrograph 222, for carrying out frequency spectrum to the test data
Analysis the first spectrogram of output is simultaneously stored in local, when the feedback letter for receiving the braking gateway that the controller is sent
Breath carries out spectrum analysis to the feedback information and exports the second spectrogram, and by first spectrogram and second frequency spectrum
Figure is compared, and determines whether error amount is less than preset threshold value, to detect the performance of the braking gateway.
Further, the processor 22 includes：Timer 223, timer 223, for the test to be locally stored
The sending time of data, when the feedback information for receiving the braking gateway that the controller is sent, to the feedback information
Receiving time recorded, and the sending time is compared with the receiving time, determines whether the time difference is less than
Preset threshold value, to detect the performance of the braking gateway.
It should be noted that processor shown in Fig. 3 specifically includes：Oscillograph, frequency spectrograph and timer, according to actually answering
With needs, processor may include any combination of any appliance or above-mentioned three kinds of equipment, and processor can also be according to specific
Test content be not limited to above-mentioned three kinds of equipment.
Specifically, shown system, specific implementation process are as follows referring to figs. 2 and 3：It is sent when tester receives computer
MVB bus test-request command after, controller by the port MVB to braking gateway send test data, when tester connects
After the HDLC bus test request command for receiving computer transmission, controller sends test to braking gateway by the port HDLC
Data, after tester receives the MVB bus and HDLC bus test request command of computer transmission, controller passes through
The port MVB and the port HDLC are to braking gateway transmission test data, after controller has sent test data, by test data
It is sent to processor, processor carries out processing the first parameter information of acquisition to test data and is stored in local.When braking gateway
After the test data for receiving tester transmission, feedback information is sent to controller, so that controller receives braking gateway
After the feedback information of transmission, feedback information is sent to processor, processor carries out processing to feedback information and obtains the second ginseng
Number information, and according to the performance of the first parameter information and the second parameter information detection braking gateway.
Specifically, if processor is oscillograph, oscillograph carries out waveform analysis output first waveform to test data and deposits
Storage is in local, when the feedback information for the braking gateway for receiving controller transmission, carries out waveform analysis output the to feedback information
Two waveforms, and first waveform is compared with the second waveform, determine whether error amount is less than preset threshold value, to detect system
The performance of dynamic gateway illustrates to brake the functional of gateway if judgement is known less than preset threshold value, if judgement is known greatly
In being equal to preset threshold value, then illustrates that the performance for braking gateway is poor, need to carry out detection debugging.Brake the performance tool of gateway
Body includes communication capacity, response time etc..
If processor is frequency spectrograph, frequency spectrograph carries out spectrum analysis the first spectrogram of output to test data and is stored in this
Ground carries out spectrum analysis to feedback information and exports the second frequency spectrum when the feedback information for the braking gateway for receiving controller transmission
Figure, and the first spectrogram is compared with the second spectrogram, determine whether error amount is less than preset threshold value, if judgement obtains
Know and be less than preset threshold value, then illustrates to brake the functional of gateway, if judgement is known more than or equal to preset threshold value,
Illustrate that the performance for braking gateway is poor, need to carry out detection debugging, the performance for braking gateway specifically includes communication capacity, when response
Between etc..
If processor is timer, timer is sent out in the sending time that test data is locally stored when receiving controller
The feedback information of the braking gateway sent, records the receiving time of feedback information, and by sending time and receiving time into
Row compares, and determines whether the time difference is less than preset threshold value, to detect the performance of braking gateway, specifically, if judgement is known
Time difference is less than preset threshold value, then illustrates to brake the functional of gateway, presets if judgement knows that the time difference is more than or equal to
Threshold value, then illustrate brake gateway performance it is poor, need to carry out detection debugging, the performance for braking gateway specifically includes communication
Ability, response time etc..
The test macro provided in this embodiment for being used to detect braking gate performance is sent when tester receives computer
MVB bus and/or HDLC bus test request command after, controller is by the port MVB and/or the port HDLC to braking gateway
Test data is sent, and test data is sent to processor, processor carries out processing to test data and obtains the first parameter letter
Breath, and the feedback information for braking gateway is sent to processor, processor carries out processing to feedback information and obtains the second parameter letter
Breath, processor brake the performance of gateway according to the first parameter information and the detection of the second parameter information.So as to convenience and high-efficiency
The performance of detection braking gateway improves the reliability of locomotive operation to find existing security risk in time.
Fig. 4 is the structural representation of another test macro for detecting braking gate performance provided in an embodiment of the present invention
Figure, as shown in figure 4, being based on embodiment illustrated in fig. 3, tester 2 further includes：Regulated power supply 23；Tester 2 passes through regulated power supply 23
It powers for braking gateway 3, regulated power supply 23, for providing test voltage T1 to braking gateway 3, T1 is greater than T2, and is less than T3,
In, T2 is the minimum for braking gateway 3, and T3 is the maximum working voltage for braking gateway 3.
Specifically, tester has the regulated power supply of out-put supply adjustable function, amplitude 0-36VDC.I.e. from 220VAC
Power supply is adjusted to the output of 0-36VDC power supply.According to standard, braking gateway will work normally in 16.8V to 32V power supply section,
And it is worked normally in the case where allowing power supply to disturb.Its operation interval voltage exported by regulated power supply, observation braking gateway
Whether normal operation.
The test macro provided in this embodiment for being used to detect braking gate performance is sent when tester receives computer
MVB bus and/or HDLC bus test request command after, controller is by the port MVB and/or the port HDLC to braking gateway
Test data is sent, and test data is sent to processor, processor carries out processing to test data and obtains the first parameter letter
Breath, and the feedback information for braking gateway is sent to processor, processor carries out processing to feedback information and obtains the second parameter letter
Breath, processor is according to the performance of the first parameter information and the second parameter information detection braking gateway, during the test, by can
Power supply is adjusted to provide variable power supply to braking gateway, whether test gateway can work normally.So as to the detection of convenience and high-efficiency
The performance of gateway is braked, and tests the voltage dynamic response performance of gateway, to find existing security risk in time, is improved
The reliability of locomotive operation.
Based on the above embodiment, further, tester 2 is also used to：Test result is fed back by the first port
To computer 1, test result is carried out data input by computer 1, after receiving downloading request, provides test result for it
Download service.
Those of ordinary skill in the art will appreciate that：Realize that all or part of the steps of above method embodiment can pass through
The relevant hardware of program instruction is completed, and program above-mentioned can be stored in a computer readable storage medium, the program
When being executed, step including the steps of the foregoing method embodiments is executed；And storage medium above-mentioned includes：ROM, RAM, magnetic disk or light
The various media that can store program code such as disk.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that：It still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (4)
1. a kind of for detecting the test macro of braking gate performance, which is characterized in that including：Computer, tester and braking
Gateway, the tester are connected with the computer by the first port for carrying out data interaction with the computer, are passed through
Double-unit traction controller port and the port High-Level Data Link Control HDLC are connected with the braking gateway；Wherein,
The computer, for being asked by the first port to tester transmission MVB bus and/or HDLC bus test
Ask order；
The tester, for according to test-request command by the port MVB and/or the port HDLC to the braking gateway
Send test data, and according to it is described braking gateway corresponding first parameter information of feedback information and with the test number
The performance of the braking gateway is detected according to corresponding second parameter information；
The braking gateway, the test data sent for receiving the tester, and feedback information is sent to the tester；
The tester includes：Controller and processor, wherein the controller respectively with the port MVB and the HDLC
Port is connected, and the processor is connect with the controller,
The controller, for according to test-request command by the port MVB and/or the port HDLC to the braking gateway
Test data is sent, and the feedback information that the braking gateway is sent is received by the port MVB and the port HDLC,
And the test data and the feedback information are sent to the processor；
The processor obtains the first parameter information for carrying out processing to the test data, and to the feedback information
It carries out processing and obtains the second parameter information, and the braking is detected according to first parameter information and second parameter information
The performance of gateway；
The processor includes：Oscillograph,
The oscillograph works as reception for carrying out waveform analysis output first waveform to the test data and being stored in local
The feedback information of the braking gateway sent to the controller carries out waveform analysis to the feedback information and exports the second wave
Shape, and the first waveform is compared with second waveform, determine whether error amount is less than preset threshold value, with inspection
Survey the performance of the braking gateway；
The processor includes：Frequency spectrograph,
The frequency spectrograph exports the first spectrogram and is stored in local for carrying out spectrum analysis to the test data, when connecing
The feedback information for receiving the braking gateway that the controller is sent carries out spectrum analysis output second to the feedback information
Spectrogram, and first spectrogram is compared with second spectrogram, determine whether error amount is less than preset door
Limit value, to detect the performance of the braking gateway；
The processor includes：Timer；
The timer, in the sending time that the test data is locally stored, when receiving what the controller was sent
The feedback information of the braking gateway, records the receiving time of the feedback information, and by the sending time and institute
It states receiving time to be compared, determines whether the time difference is less than preset threshold value, to detect the performance of the braking gateway.
2. according to claim 1 for detecting the test macro of braking gate performance, which is characterized in that the first end
Mouthful include：The port RS232 and the port RS485.
3. any test macro for being used to detect braking gate performance according to claim 1, which is characterized in that the survey
Trying instrument further includes：Regulated power supply；The tester is braking gateway power supply by the regulated power supply,
The regulated power supply, for providing test voltage T1 to the braking gateway, T1 is greater than T2, and less than T3, wherein T2 is
The minimum of the braking gateway, T3 are the maximum working voltage of the braking gateway.
4. any test macro for being used to detect braking gate performance according to claim 1, which is characterized in that
The tester is also used to：Test result is fed back into the computer by the first port, so that the calculating
The test result is carried out data input by machine, to be requested to provide test result download service according to downloading.
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106453254B (en) * | 2016-09-08 | 2019-08-27 | 北京知道未来信息技术有限公司 | A kind of stateless scan method for evading firewall detection |
| CN108228444B (en) * | 2016-12-14 | 2021-08-17 | 阿里巴巴集团控股有限公司 | Test method and device |
| CN109309601A (en) * | 2018-10-18 | 2019-02-05 | 北京新能源汽车股份有限公司 | A kind of gateway test macro and method |
| CN110958295B (en) * | 2019-10-23 | 2023-04-07 | 北京全路通信信号研究设计院集团有限公司 | Testing method and system based on vehicle-mounted ATP equipment |
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