CN106969924A - A kind of test system and method that track traffic brakes is detected and safeguarded - Google Patents
A kind of test system and method that track traffic brakes is detected and safeguarded Download PDFInfo
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- CN106969924A CN106969924A CN201710323562.3A CN201710323562A CN106969924A CN 106969924 A CN106969924 A CN 106969924A CN 201710323562 A CN201710323562 A CN 201710323562A CN 106969924 A CN106969924 A CN 106969924A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/08—Railway vehicles
Abstract
The invention provides a kind of test system and method that track traffic brakes is detected and safeguarded.The test system includes test subsystems, collection for data, compares and exports;Data administration subsystem, is stored in server by result by big data management and is analyzed;And inquiry application subsystem, allow users to carry out detection and maintenance state the understanding and monitoring of instant, dynamic and history using terminal application software and equipment.The detection that the method for testing carries out train braking system using test subsystems is operated, and data management is carried out to testing result using data administration subsystem, and provide the user inquiry service using application subsystem is inquired about.The present invention can be used for realizing the automation and standardization for detecting rail transit train brakes, and the digitlization of test result can be realized, so as to directly export all kinds of forms from server, is directly stored, remote inquiry, while providing data basis for preventive maintenance.
Description
Technical field
Examined the present invention relates to automatic monitoring control device technical field, more particularly to track traffic brakes
The test system and method surveyed and safeguarded.
Background technology
Track traffic is as the high-tech product for adapting to modern civilization and social progress, at full speed, Large Copacity, low stain
And the famous vehicles, with conveying capacity is big, speed is fast, security good, percent of punctuality is high, comfort and convenient and economic benefit
The characteristics of good.In recent years, Chinese track traffic was developed rapidly, it has also become the important vehicles of people's trip.
Brakes is the critical component in track train, either locomotive, and high ferro, light rail or subway are required for braking system
Unite to ensure the security of its operation, but any system or equipment is by natural and artificial effect, in fact it could happen that damage or event
Barrier, once prevention and control link is dealt with improperly, all rail transit train riding quality and safety, which may be produced, influences or jeopardizes track
Even car crash under traffic train operating safety, extreme case, consequence is hardly imaginable.
It is that this vehicle arrangement manufacturer and operation commercial city have detailed maintenance requirement to brakes, such as regularly examines
Test, there is 1 annual test, 2 annual tests, un-wheeling repair, overhaul etc..But in the market is handed over except AEF is not also a for track so far
The detection device and software of logical train braking system.All testing results are all by manually reading it by stopwatch or air gauge
After fill in form.This not only have impact on the efficiency and accuracy rate of detection, more importantly brakes is managed,
It must also could be analyzed and be judged by the data input in these forms into computer.
The content of the invention
The invention provides a kind of test system and method that track traffic brakes is detected and safeguarded.This hair
Bright technical scheme can be used for realizing the automation and standardization of the detection to rail transit train brakes, and can
The digitlization of test result is realized, so as to directly export all kinds of forms from server, is directly stored, remote inquiry, simultaneously
Data basis is provided for preventive maintenance.
On the one hand, the invention provides a kind of test system that track traffic brakes is detected and safeguarded, its
Including:
Test subsystems, for carrying out the collection of data to train braking system according to test specification, comparing, are as a result reported
Output, storage;
Data administration subsystem, carries out big data management, to include test number by what is collected by the test subsystems
According to, test report, the testing result of mistake phenomenon be stored in server, and carry out various analyses;And
Application subsystem is inquired about, it includes terminal application software so that user can be at any time by terminal device to braking
The detection of system and maintenance state carry out the understanding and monitoring of instant, dynamic and history;
Wherein, the test subsystems have multiple sensors for different detection projects and/or detection position, and
Modularized design is employed, i.e., each module corresponds to a detection project, so as to be left for increasing or decreasing for detection project
Interface;The test subsystems include correction verification module, so that can be by checking routine to detection device before each detection
All the sensors verified and supplemented, it is ensured that the accuracy and uniformity of data..
According to different embodiments, the data acquisition of the test subsystems can simultaneously be gathered using multiple spot, so that
The multiple sensor can take orders simultaneously collection signal detected with realizing while permutation car, then by automating mould
The information collected is returned to main frame by block by network.
The data acquisition of the test subsystems further comprises braking simulator, to be carried out to the compartment without driver's cabin
Brake on car is transmitted further to using the various signals produced by simulating brake lock during detection, then observed and recorded brake is anti-
Feedback situation and the state for judging brakes.
The data administration subsystem has the work(for intercepting pressure trend figure automatically using test data in test process
Can, so as to preserve the pressure characteristic parameter of element in real time, also, if pressure trend figure shows pressure in test process
It is abnormal, then burst/chance failure can be found and analyzed with Manual interception picture.
Data storage in the data administration subsystem can be digitized all, computerization, and data can be stored up
It is stored in fixed server or Cloud Server.
Data storage in the data administration subsystem can include a variety of data modes, including JSON data, PDF numbers
According to, tendency chart sectional drawing data and analyze data, it can be safeguarded for detection immediately, record, history is compared, quantitative analysis and standard
Formulate and data support is provided.
The data administration subsystem can include artificial intelligence learning functionality, can build a variety of data models, linear
Model, differential derivative data model, and test result is poured into different models fittings calculating to obtain all members of brakes
The fitting function of part.
The fitting function can for calculating state of the detected element in some following time according to the function of time, with up to
To the failure anticipation to the detected element, so as to point out user in test process, there may be the node of failure and pre-
Surveying those elements needs to replace maintenance.
The inquiry application subsystem can provide the user relevant track traffic according to the demand and authority of user
The basal conditions of brakes, testing time, failure site, the data support safeguarded record, variation tendency, detect plan.
On the other hand, present invention also offers a kind of test side that track traffic brakes is detected and safeguarded
Method, it includes:
The detection operation of train braking system is carried out using test subsystems, including adopting for data is carried out according to test specification
Collect, compare, the output and storage as a result reported;
Data management is carried out to the testing result of train braking system using data administration subsystem, will be surveyed by described
Include test data, test report, the testing result of mistake phenomenon of swab systematic collection are stored in server, and are carried out each
Plant analysis;And
Inquiry service is provided the user using application subsystem is inquired about so that user can be at any time by terminal device to system
The detection of dynamic system and maintenance state are understood and monitored;
Wherein, the data acquisition in the detection operation is by for many of different detection projects and/or detection position
Individual sensor is realized, and employs modularized design, i.e., each module corresponds to a detection project, so as to be detection
Increasing or decreasing for project leaves interface, wherein the signal of the sensor is converted to different measurement units by automating module
Stabilization air pressure digital quantity, the information then collected is returned to main frame by network;Data in the detection operation are adopted
Collection is multiple sensors by correction verification module to realize, so that can be by checking routine to inspection before each detection
The all the sensors of measurement equipment are verified and supplemented, it is ensured that the accuracy and uniformity of data.
According to different embodiments, the data acquisition in the detection operation can simultaneously gather for multiple spot, so that institute
Stating multiple sensors can be while the collection signal that takes orders be detected with realizing while permutation car, then by automating module
The information collected is returned to main frame by network.
Data acquisition in the detection operation further comprises using braking simulator, so as to the compartment without driver's cabin
The various signals produced by simulating brake lock can be utilized to be transmitted further to brake on car when being detected, then observed and recorded system
The feedback of motivation and the state for judging brakes.
The data management operations further comprise intercepting pressure trend figure automatically using test data in test process
Function, so as to preserve the pressure characteristic parameter of element in real time, also, if pressure trend figure is shown in test process
Pressure anomaly, then can be found and be analyzed burst/chance failure with Manual interception picture.
It can include self-defined test program and code test program in the detection operation.
The storage of testing result can be carried out using the text formatting for being totally independent of programming language in the data management
The expression and storage of data.
The inquiry service can include the detection to train braking system and the information of the instant of maintenance, dynamic and history
Inquiry.
Brief description of the drawings
Fig. 1 is described according to a kind of program frame figure of embodiment of the invention.
Fig. 2 describes the AEF main program figures according to a kind of embodiment of the invention.
Fig. 3 describes the self-defined test program according to a kind of embodiment of the invention.
Fig. 4 is described according to a kind of checking routine of embodiment of the invention.
Fig. 5 describes the manually and automatically test program according to a kind of embodiment of the invention.
Embodiment
In order that technical scheme, character of innovation, reached purpose and effect are easy to understand, with reference to tool
Body is illustrated and the invention will be further elaborated by detailed description below.
Software-programming languages
Track, the automatic detection of transit equipment are realized, software is essential, and in numerous schemes, we adopt
With CODESYS as programming language, main cause be it by 3S-Smart Software Solutions stand-alone developments,
Meet IEC 61131-3 standards, be widely accepted in automatic field, have more than 400 companies using CODESYS to develop
Their automation equipment is designed, this is the selection for there are many hardware for us, be easy to reduce cost.Secondly it has one
Individual complete software platform, man-machine interface, operational efficiency is high, and programming is simple, is easy to the training and renewal of software developer.
3rd modularization, ADD-ON modules conveniently increase other functions, and this is conducive to the software upgrading in future.Integrate it is considered that
CODESYS language is best suitable for this application, but this does not repel and realizes identical function with other language, such as oneself is from bottom
C language is used on design, software.
The specification of establishment
The foundation of all software programmings is the norms of mainteaance required by manufacturer, such as the limited public affairs of Zhuzhou electric locomotive
6 axle freight electric locomotives are taken charge of, the static debugging code TA32550/74 that we are just provided in strict accordance with them, version:05.Such as
Fruit metro operation business or iron always have the service regulations oneself defined, and the establishment of software will also install the requirement of client to determine
System.All data in norms of mainteaance, parameter is all to be programmed into by Codesys input modules in program.
Correction verification module
Because the data acquisition modes of the present invention are realized by sensor, because pressure acquisition is to rely on sensor
Realize, be the necessary condition for ensureing data accuracy to the verification of detection device sensor, so in the software of the present invention,
We are designed with single correction verification module and contain linear parity function and anti-null offset technology, before each detection, lead to
Cross checking routine all the sensors of detection device are verified and supplemented, it is ensured that the accuracy and uniformity of data.If
The check results of some sensor are inaccurate, will in a program be labeled and be shown on interface.Then can be by manually replacing
Change.
Data acquisition
By the signal of sensor by automating the air pressure digital quantity that module is converted to the stabilization of different measurement units, relatively
In present air gauge, it has value fast, the characteristics of precision is high, while in this module, we, which devise, to repair automatically
The null offset of correction data.
Multiple spot is gathered simultaneously
We apply network concept, and sensor is spread all over into whole train marshalling list, from the locomotive engine of single-unit to subway, high
Iron, or 8 sections or 16 sections, multiple sensors take orders collection signal simultaneously, then by automating module by the letter collected
Breath is returned to main frame by network, and this just greatly improves operating efficiency.
Human-computer interaction module
In the initial interface of software, we are provided with user account, user cipher, vehicle model to be detected, while boundary
The pictorial diagram of vehicle to be measured is shown on face, the time is automatically generated, this ensure that the uniqueness of operator and the vehicle detected
Uniqueness.
Detection operation is divided into self-defined test program and code test program two parts
Self-defined test program defines the project of required test by engineer oneself and inputs corresponding various parameters, so
Operation program and output result report afterwards.It is mainly used in repairing and reinspection to parts, is also exactly to emerging portion
Part or the function of newly increasing are tested or detected.Code test program is divided into automatically and manually two parts again.It has been automatically brought into operation
It is that detection process is controlled by computer software entirely, as long as operation employee carries out operating accordingly according to the prompting of software, it is impossible to
The content for changing the process of detection and detecting.The manually operated content for being mainly used in detecting a certain item is with suspicion to be needed to confirm
Or failure is had been found that, it is necessary to make a concrete analysis of and position failure, it allows the project for operating staff itself's selection needs detection
And can test repeatedly.
Form pressure trend figure and sectional drawing function
Due to the automation of data acquisition, we devise pressure trend figure and equipped with sectional drawing function.Pressure trend figure is
Refer to the change procedure of the pressure in certain period of time.After the completion of test, software intercepts pressure trend figure automatically, preserves in real time
The pressure characteristic of element., can be with Manual interception figure if observing pressure anomaly by pressure trend figure in test process
Piece, is easy to analyze catastrophic failure.Such as data acquisition is set to 1 millisecond by us, and such a brake just becomes
Into a complete curve, the air pressure change process from first position processed to maximum retarder location is recorded.It is first compared to only testing now
Initial value, end value, this change procedure can help us to detect many sporadic failures.
The data of testing result are preserved
Read and write for the ease of people, while being also easy to the parsing and generation of machine, we have used test result
The full text formatting independently of programming language is stored and represents data, in the present invention, and we are preserved according to JSON forms,
JSON is a kind of data interchange format of lightweight, and this is not excluded for extended formatting.
The form of examining report and automatic output
The form of report can be according to the requirement design typification of client.In the present invention, PDF reports are directly output as, it
The characteristics of be output speed it is fast, test result is clear, and report can be readability strong.Detection is finished every time, and report can be automatically defeated
Go out to specified place and be stored in server, so avoid the interference of anyone work, such as the clerical mistake of operator, keyboarder
Misread or erroneous input, it also avoid operator or the intentional change of other employees.It ensure that the accuracy of data.
The way of output of examining report
Different from traditional upload data or USB flash disk copy mode, AEF carries data upload function.We set on software
Three kinds of way of outputs are counted, wireless WIFI output, 3G/4G passes through the output of data in mobile phone flow mode, or wired connection
Output such as pass through USB interface.For long-range output, using C# language and SSL network data encryption technologies, it is ensured that data energy
Reach quick and safe is uploaded to remote server.While the loss in order to ensure data, devises automatic pull far in a program
Journey server directory, by MD5 calibration technologies, contrast successfully also avoids in repetition for confirmation whether upload of local directory file
Pass.
Brake simulator
When it is the locomotive engine being commonly called as to test locomotive, because brake and driver's cabin are the various braking sides with locomotive
Formula can complete to complete by damper brake in driver's cabin, but when for motor-car, high ferro or subway, they are more pieces, are led
Draw and brake and evenly distribute., it is necessary to which a braking simulator, we are referred to as when being detected to the compartment without driver's cabin
For adapter, its effect is exactly that the various signals produced by simulating brake lock are transmitted further to brake on car.So of the invention
One function be exactly detect the compartment without driver's cabin brake when, simulate various brakings when signal, pass through adaptation
Device passes to brake, and then the feedback of observed and recorded brake is so as to judge the state of brakes.
The scalability of monitoring project
The design of the present invention is modular, i.e., each detection project is a module, so as to be the increasing of detection project
Plus/minus leaves interface less.Such as the pressure data on train about brakes derives from vehicle-mounted pressure sensor, but
At least annual verification required by national standard can not be accomplished at all at present.Once have in the service regulations of client pair
The requirement of sensor calibration, by increasing a correction verification module, the present invention to the sensor on train with regard to that not only can carry out school
Test but also be the verification of linear mode, the reliability of verification, which is far longer than, traditional takes a verification.
The test system that track traffic brakes is detected and safeguarded includes three big parts, that is, tests
Subsystem, data administration subsystem and inquiry application subsystem.
The collection of Part I test subsystems, the test process carried out according to test specification, including data, compares,
As a result the output reported, storage.What it mainly told about is method of testing.
Part II data administration subsystem is big data management, and it collects all test datas, test report, mistake
Phenomenon etc. is stored in server, and carries out various analyses to them.
Data storage is all digitized, and computerization instead of traditional paper files management.Produced by test subsystems
Various reports and data can be stored in any one fixed server or Cloud Server.We have selected Ali's Cloud Server
Because Ali's cloud is world-leading cloud computing and artificial intelligence scientific & technical corporation, it can provide safe and reliable for the storage of teledata
Calculating and data-handling capacity, provide reliable guarantee for data storage security.It is various produced by Part I software
JSON data, PDF data, tendency chart sectional drawing data, analyze data etc. are all stored in Ali's Cloud Server in the form of database.
On database, facilitate various data queries, we have selected MySQL.It is the mini-relational under Oracle
Property database, sql like language used in MySQL be access database the most frequently used standardized language.Due to its small volume, speed
Hurry up, the total cost of ownership it is low, especially this feature of open source code provides flexible solution for the customization storage scheme of data
Certainly scheme.Data in MySQL database have its correlation, such as some atmospheric pressure value and its project tested, test
Time, place, vehicle model etc. has relation, and this provides feasibility for us to the analysis of these data.Per a
Number and time that examining report is marked, so we are easy to the history of same train braking system detecting number
According to comparing, manually consulted better than traditional archives of paper quality.
The storage (various JSON data, PDF data, tendency chart sectional drawing data, analyze data) of a variety of data modes, is better than
Present only record pressure value.These data can also provide data to the production domesticization of parts and support, by replacing domestic member
Device, the test result before and after contrast, can be pushed away with the advantage and deficiency of the domestic component of quantitative analysis, the improvement of convenient device
The localization rate of parts and components of motor-car, lowers maintenance and operations cost.Data branch can be provided for the technical standard for the brakes that domesticizes
Hold.
Containing artificial intelligence learning system, by building a variety of data models, linear model, differential derivative data model is simultaneously
Test result is poured into different models fittings to calculate so as to obtain after fitting function, it is possible to according to the function of time, calculate this yuan
State of the part in some following time, to reach the anticipation to element fault.By the fitting for obtaining all elements of brakes
Function, final goal is that user can be pointed out in test process there may be the node of failure and predicts that those elements need replacement
Maintenance.Current periodic maintenance is just transformed into preventive maintenance by this, regular compared to traditional, tears open unload formula maintenance side greatly greatly
Formula, this can save substantial amounts of manpower and materials.By these fit time functions, we can also be to the standby redundancy of brakes
Quantitative management is carried out, being capable of the substantial amounts of stock for reducing standby redundancy.
Part III inquiry application subsystem is terminal application software so that user can pass through tablet personal computer, intelligence at any time
Can the maintenance state understanding in detail again of mobile phone or computer to brakes.
In view of the operating system of the existing terminal of in the market, in addition to PC (PC), we have separately designed apple
Fruit version and Android two sets of application systems of version, client can download according to the terminal device of oneself and apply.
Subscriber authentication module and user right module, each user possess the account and corresponding password and access right of oneself
Limit, for different users, we distribute different authorities.Such as locomotive depot can see this locomotive depot motor vehicle braking system
State:Total vehicle number, has repaired vehicle, Awaiting Overhaul vehicle number etc..This engineering place is can see at each Railway Bureau's engineering
There is the vehicle-state of locomotive depot, and iron always can see the maintenance state of Chinese all locomotive braking systems.
The present invention is by keyword search, vehicle model, the testing time, and the mode such as trouble point inquiry can have following work(
Energy:
1. the management of test equipment:The map denotation that test equipment list display or test equipment last time are used
2. at any time it will be seen that the maintenance record of any train braking system, maintenance report etc..By to same train
The comparison of the examining report of different times, it can be seen that some part or the parameter variation tendency of some module of brakes,
So as to safeguard that providing data supports for prepayment property.The initiation value of such as some pressure switch be 600KPA+/- 10, the elapsed time,
Its error can be partial to +/- 9, then we will prepare this pressure switch have modified.
3. the job placement that brakes is safeguarded:Total vehicle number, has detected vehicle number, vehicle number to be checked, during detection next time
Between etc..
4. statistics:The use time of the type of brakes, quantity statistics, system, subsystem, part or original paper, failure
Rate statistics etc..Benchmark statistice, we can more reasonably arrange the stock of standby redundancy, if each part or module
Fault rate it is higher, once confirming the problem of be part or module itself, what we can even propose to recall to supplier will
Ask, rather than present, even the problem of supplier, due to the detection of no method, operator must also pay to come to supplier
Amendment.
5. staff's benefits:The quantity and its work plan of qualified detection employee, training of new detection employee etc..
Our department's molecular system also possesses subscribed services:For the user of different levels, the push function of relevant information is designed
Or warning function.And this part software program is also modularization, the increase (ADD-ON) of convenient other in the future modules or function.
Program frame figure
According to a kind of program frame figure of embodiment of the invention as shown in figure 1, wherein label 101-130 distinguishes table
Show:
101. man-machine interaction program --- intelligent prompt user's operating process, user's input, user's output, pressure adjustment, pressure
The display of power tendency chart etc.;
102.Codesys gateway servers --- CodesysHMI programs are communicated with PLC (programmable logic controller (PLC)) program
Network control module;
The communication mould that 103.OPC servers --- HMI (man-machine interface) is communicated between operating computer and detection device such as AEF
Block, the Industry Control communication criterion of standard, compatible major part industrial control unit (ICU);
104.DDE servers --- the interprogram communication agreement built in windows, is easy to generate the related reports of Office
Document;
105. image processing server --- pressure trend map generalization is with preserving, the contrast of tendency chart curve, the number of picture
Inserted according to storehouse;
106. data acquisition module --- the signal of sensor is converted to the mould of the stable digital quantity of different measurement units
Block;
107. data conversion module --- according to the check results of checking routine, correct the linearity and the zero point drift of sensor
Move, improve the accuracy of the data collected;Parse bus data.The signal output that computer command is changed.
It is pressure checking 108. pressure stability monitors whether pressure is stablized in real time, the important of pressure value is captured during test
Reference index;
109. verification --- realize the test sensor of detection device with the linear ratio of built-in high-precision sensor compared with verification is surveyed
The precision of sensor is tried, and judges the accuracy error of sensor;
110. code --- refer to test according to the inspection content (vehicle static mode code) required by vehicle manufacturer
Process, wherein point automatically and manually two parts again.
111. self-defined test --- it is that the items carried out by User Defined are tested, including performing leak test, pressure
Lifting time is tested, pressure switch test etc..
112. manual --- refer among code is repaiied, user can the project tested of the demand selection of oneself.
113. it is automatic --- refer to repair required detection content and order fully according to code, gone forward side by side by computer guiding
The process of row detection, without manual intervention.
114. parameter is inputted --- when referring to self-defined test, the input of all kinds of parameters, including magnetic valve, proportioning valve, pressure
Scope etc..
115. built-in testing --- pre-designed test module, including sealing, pressure lifting time, pressure switch
Deng.
116. preserve data --- refer to the data for collecting sensor, program calculates resulting result data and figure
Shape etc. is saved in the database on local hard drive in real time, prevents the loss of data.
117. generation report --- the automatic result by test is full-automatic by backstage with certain form according to customer requirement
Output, prosthetic interference;
118. local data base --- the Various types of data produced by storing and managing in test process, is provided for generation report
Data-interface;
119. data are uploaded --- and various reports are uploaded to remote data base by encryption technology, and ensure to upload successfully.
120. remote data base --- store and manage the Various types of data of upload and report that there is provided remote data access interface
With big data management interface;
121. various data storages --- the upload data received are classified, compressed, the storage management such as backup.
122. big data is analyzed --- according to the time, vehicle, brakes model, service life, running environment etc. is to magnanimity
Data examining and analyzing compares.
123. artificial intelligence learns --- artificial intelligence study concept is introduced, by being drawn to automatically analyzing for mass data
Various time match functions, reach the anticipation to part or the system failure.Supported to realize that offer data are repaiied in prevention.
124. it is each type operating system
125. all kinds of terminal devices include computer, smart mobile phone and tablet personal computer.
126. remote access --- it is that a kind of communication modes allow terminal user to have secure access to a database.
127.ID is managed --- and it is the account to user, password, the management of the user profile such as authority.
128. searching and managing --- the keyword query remote data base inputted according to user, searches for and shows matched data;
129. vehicle maintenance is managed --- according to the content of remote data base, according to the use unit of vehicle, service life,
Model, maintenance level etc. carries out Classification Management.
130. spare parts management --- the inventories of standby redundancy are shown in real time, according to big data Analysis result calculation
Tomorrow requirement.
Wherein there are wireless and wired two kinds of connected modes between man-machine interaction program and test equipment, both realized that device talk connected
The portability connect also ensures the reliability of device talk.
Main program figure
According to a kind of embodiment of the invention, AEF main programs are as shown in Figure 2.
According to the difference and the difference of application places of user, main program contains following three major function:It is self-defined
Program, checking routine and code test program.Self defining programm and checking routine are discussed in detail below, and in code test
In program, contained to be tested all subprograms of object naming according to the difference of tested object, there is locomotive, subway is high
Iron/motor-car, light rail etc..Just there are Faville Lay brakes, Ke Nuoer brakes such as on locomotive.Each system is exactly one
Subprogram.And the subprogram for each system can be divided to manually and automatically two kinds of test functions.
201. self-defined test programs:User's tracing trouble for convenience, while providing the state verification after alternate maintenance.
202. checking routine:The linear sensor self check program that equipment is carried, easily and fast, accurately.
203. code test programs:Test procedure good auto-programming prepared in advance, automatic prompting operation, automatic note are installed
Record test result, automatic decision test result, the function such as automatic output report.
Self-defined test program
According to a kind of embodiment of the invention, self-defined test program is as shown in Figure 3.
Self-defined test program defines the project of required test by engineer oneself and inputs corresponding various parameters, so
Operation program and output result report afterwards.It is mainly used in repairing and reinspection to parts, is also exactly to emerging portion
Part or the function of newly increasing are tested or detected.According to the difference of test object, its point three module, test module, control
Need to detect sealing sexual function (module 4) again after module and HMI module, such as one valve of replacing, it belongs to test mould
Block.It is accomplished by selecting performing leak test module after this program is entered, its time required, air pressure change amount etc. is then inputted again
Parameter, system can confirm the correctness of input data and then start test first, and test result can show and automatically save.Specifically
The function introduction of each module is as follows:
301. test module:For brakes test functional module, mainly including but not limited to pressure update time,
The test that sealing, pressure switch, pressure are inspired;
302. control module:User's control test equipment action correlation module, mainly including but not limited to magnetic valve,
The output control of VPPM proportioning valves;
303.HMI man-machine interaction:With the correlation module of user mutual, display pressure trend figure, display operation indicating, user
The interactive functions such as input operation;
304. dip times are tested:Illustrated for the specific implementation method of the dip time test module in test module, it is defeated
Enter after starting and termination pressure standard, whether module automatic decision input parameter is qualified and provides prompting, if going out in test process
Now abnormal boosting program can also capture abnormal prompting in time, and the rapid time that sample frequency height is realized manual test and can not completed is adopted
Collection.
305. performing leak test:Illustrated for the specific implementation method of the performing leak test module in test module, start to survey
After examination, program self-clocking, while backstage monitors pressure change in real time, if occurring ftercompction situation in test process can carry in time
Wake up, exact p-value pressure process is stable, it is ensured that reliable test result.
306. solenoid valve control:For the solenoid valve control module specific implementation method citing in control module:Electric control electromagnetic
Valve, reaches high-speed switch pressure source, it is to avoid the problem of reacting slow manually by programme-control.
307. ratio pressure regulation:For the ratio pressure regulation specific implementation method citing in control module:Pressure source control module, leads to
Cross programme-control and reach and quickly accurately export any testing requirement pressure, for sensor rapid verification, the input and output of module
The function such as checking.
308. pressure curves are shown:Lifted for the pressure curve display module specific implementation method in HMI human-computer interaction modules
Example:According to the variation track of test content and pressure size and time, in real time display pressure value, facilitate in test process user and
Shi Faxian instantaneous pressures are abnormal, while comparing pressure trajectories, timely discovering device failure by observing.
309. operation indicatings are shown:Lifted for the operation indicating display module specific implementation method in HMI human-computer interaction modules
Example:User's operation indicating, instructs which kind of operation user should carry out, while confirming the operational motion of user.
310. input test parameter:The data input module of the suction parameter of correspondence test module
311. preserve and show test result:Test result is preserved and database is inserted in real time, is shown in real time currently
Test result and relevant parameter.
Checking routine
According to a kind of embodiment of the invention, checking routine is as shown in Figure 4.
Because pressure acquisition is realized by sensor, the inaccurate of sensor can directly influence reliable test result
Property.So being the necessary condition for ensureing data accuracy to the verification of detection device sensor.In the present invention, we are designed with
Single correction verification module contains linear parity function and anti-null offset technology, before each detection, passes through checking routine
The all the sensors of detection device are verified and compensated, it is ensured that the accuracy and uniformity of data.If some sensor
Check results it is inaccurate, will in a program be labeled and be shown on interface.Then can be by manually replacing.
When being verified to sensor, program can initialize pressure first, after proportioning valve pressure regulation, be sentenced by module 1
Whether the pressure broken on each sensor is stablized, and also needs to judge whether be that default pressure is reached within the defined time after stabilization
Power, if also failing to reach standard by activating timeout module (module 2), then program can remind some/some sensors
Failure or inlet pressure are not enough.Enter low precision computing module 3 if standard is reached, obtain sensor in some pressure spot
The confirmation of upper precision, (if not confirming to make marks to corresponding sensor) preserves and enters uniform plus-minus pressing mold after information
Block 5, by increasing or decreasing pressure, is verified until no to scale again on another pressure spot.Marked sensor
Artificial replacement is then needed, so as to ensure the reliability of all the sensors.The concrete function introduction of each module on this program flow diagram
It is as follows:
401. judgement of stability modules:After VPPM proportioning valve pressure regulation, the pressure stability to each check sensor is carried out
Automatic decision, it is ensured that the pressure of value is stable during verification, it is ensured that checking precision;
402. timeout module:After VPPM pressure regulation, if certain time accesses interior remain unchanged and do not reach preset pressure, it can carry automatically
Show user entry insufficient pressure, ensure verification pressure, while avoiding program from entering wrong flow;
403. low precision computing modules:Pressure stability simultaneously meets after specification, the automatic average ratio pair in program backstage, in real time display
The precision difference of verified sensor;
404. preserve information:Preserve the verification pressure and relevant parameter of checkpoint;
405. uniform plus-minus die blocks:Both 5 bucks verification of standard can be adjusted to, verification can also have been set more
Point, with the Da Genggao verification degree of accuracy, while the high-precision pressure regulator valve of electrical control, it is ensured that the efficiency of verification;
406. sectional drawing:The check results of interface display are intercepted at any time.
Manually and automatically test program
According to a kind of embodiment of the invention, autotest program is as shown in Figure 5.
Inspection to train braking system is mainly completed by this subprogram.User have selected vehicle (module 501) and
After brake model (module 502), manual (module 505) or autotest program (module 503) can be selected.The latter also needs
There are different titles in the grade (module 504) of inspection needed for selecting, different field, is repaiied on locomotive for 1-5 grades, in subway
It is upper to be referred to as monthly test, annual test, un-wheeling repair etc..So each autotest program is made up of several subprograms.These are completed to move
After work, user can log in (module 506), input username and password, program can be loaded into test event after logining successfully
(module 507) and the required operational motion (module 508) carried out is pointed out, program can call measuring and calculation automatically after the completion of action
(module 509) judges test result, and test result can show and automatically save (module 510), if this test does not terminate,
With regard to carrying out next step test, until this test terminates, so circulate, until all items terminate.If needed can also be right
Project re-test above.In this process, have several selection functions such as sectional drawing (module 511), preserve (module 512) and
Report (module 513).The detailed description of each module is as follows:
501. Truck type choice:Selection is the species of vehicle, is subway, high ferro, locomotive or other producers;
502. brake models are selected:The model of brakes is selected, is Faville Lay, Ke Nuoer or other producers;
503. automatic tests:Refer to repair required detection content and order fully according to code, by computer guiding simultaneously
The process detected, without manual intervention;
504. maintenance levels are selected:Select the grade of maintenance, the different test event of different maintenance level Auto-matchings;
505. manually select test event:Among referring to repair in code, user can the demand selection of oneself to be carried out
The project of test;
506. log in input:User is verified, while recording user profile;
507. are loaded into initial testing data:The test event selected according to user, be automatically loaded correlation test module and
Prompt message;
508. are automatically brought into operation prompting:The operation that intelligent prompt user need to be carried out, alarm is pointed out when user misoperation;
509. call test module to calculate:Every operation is ready, and program calls respective modules to carry out backstage meter automatically
Calculate;
510. preserve and show test result:After being completed, the automatic validation test result of program is simultaneously shown to user, together
Test result is inserted database by Shi Zidong;
511. sectional drawing:In test process, user can record pressure trend figure by sectional drawing;
512. preserve:When keeping data failure automatically, test result can be inserted database by user manually;
513. report:Test terminates rear program meeting AutoBackground generation test report, and user can also manually generate.
Test report can record the complete letters such as vehicle, time, tester, test content, the test result of test automatically
Breath.Test report can insert database simultaneously, facilitate user to have access to.
In summary, by adopting the above-described technical solution, beneficial effects of the present invention include:
● operator or vehicle maintenance department can detect to brakes oneself and safeguard and no longer need to give former system
Business is made, is so the time that saves to decrease expense, the saving time namely accelerates the turnover rate of train.
● there is provided detection efficiency.Such as the train of one row 8 of detection section marshalling now is, it is necessary to the 3 people time of 8 days, and makes
Integrated testability is carried out with our software, can at least be halved.
● the computerization of detecting system make it that the detection project that cannot be realized originally is feasible, such as non-skid braking requirement
The reaction time of checking cylinder air pressure is less than 1 second, and this detection is not accomplished using existing intercom and air gauge.
● the standardization and the work interference of automation nobody of the scope of examination.
● the efficiency of management and administrative standard are improved, manager and any authorized user can understand train system whenever and wherever possible
The situation of dynamic system.
● third party safeguards, reaches iso standard.An acceptance checkout equipment is provided for operator.
● periodic maintenance and fault maintenance are transformed into preventive maintenance, fault rate is reduced, maintenance cost is reduced
● modular Software for Design make it that increasing or decreasing inspection project becomes very easy.
● the application of CODESYS programming languages make it that this software is very high to the compatibility of hardware.Set so as to reduce detection
Standby hardware cost.The highly compatible of software in itself provides feasibility for the upgrading in future simultaneously.
The embodiment of the present invention is described herein in conjunction with accompanying drawing, and for some specific embodiments
Some detailed parameters are provided for illustration purposes.It is understood, however, that these specifically describe skill not to the present invention
Art scheme produces restriction effect, for example, the selection of programming software, the selection of hardware is also not limited to AEF.It should be appreciated that at this
On the basis of the technical scheme of invention, those skilled in the art can make various modifications or deformation, be still included in the present invention
Protection domain within.
Claims (17)
1. a kind of test system that track traffic brakes is detected and safeguarded, it includes:
Test subsystems, for carrying out the collection of data to train braking system according to test specification, comparing, that as a result reports is defeated
Go out, store;
Data administration subsystem, carries out big data management, to include test data, survey by what is collected by the test subsystems
Examination report, the testing result of mistake phenomenon are stored in server, and carry out various analyses;And
Application subsystem is inquired about, it includes terminal application software so that user can be at any time by terminal device to brakes
Detection and safeguard that state carries out the understanding and monitoring of instant, dynamic and history;
Wherein, the test subsystems have multiple sensors for different detection projects and/or detection position, and use
Modularized design, i.e., each module corresponds to a detection project, so as to leave interface for increasing or decreasing for detection project;
The test subsystems include correction verification module, so as to can own before each detection by checking routine to detection device
Sensor is verified and supplemented, it is ensured that the accuracy and uniformity of data.
2. test system according to claim 1, wherein the data acquisition of the test subsystems can be same using multiple spot
When gather so that the multiple sensor can take orders simultaneously collection signal detected with realizing while permutation car, then
Main frame is returned to by network by automating module by the information collected.
3. test system according to claim 1, wherein the data acquisition of the test subsystems further comprises braking
Simulator, car is transmitted further to during being detected to the compartment without driver's cabin using the various signals produced by simulating brake lock
Upper brake, then the feedback of observed and recorded brake and judges the state of brakes.
4. test system according to claim 1, is utilized wherein the data administration subsystem has in test process
Test data intercepts the function of pressure trend figure automatically, so as to preserve the pressure characteristic parameter of element in real time, also, is surveying
If pressure trend figure shows pressure anomaly during examination, then burst/accidental can be found and analyzed with Manual interception picture
Failure.
5. test system according to claim 1, wherein the data storage in the data administration subsystem is all digital
Change, computerization, and data can be stored in fixed server or Cloud Server.
6. test system according to claim 1, wherein the data storage in the data administration subsystem is including a variety of
Data mode, including JSON data, PDF data, tendency chart sectional drawing data and analyze data, can be detection immediately, record dimension
Shield, history are compared, quantitative analysis and standard formulation provide data and supported.
7. test system according to claim 1, wherein the data administration subsystem includes artificial intelligence learning functionality,
A variety of data models, linear model, differential derivative data model can be built, and test result is poured into different models fitting meters
Calculate to obtain the fitting function of all elements of brakes.
8. test system according to claim 7, wherein the fitting function can be for according to function of time calculating quilt
State of the element in some following time is surveyed, to reach the failure anticipation to the detected element, so as in test process
Middle prompting user is there may be the node of failure and predicts that those elements need to replace maintenance.
9. test system according to claim 1, wherein demand and authority of the inquiry application subsystem according to user
The basal conditions about track traffic brakes, testing time, failure site, maintenance record, change can be provided the user
Trend, the data of detection plan are supported.
10. a kind of method of testing that track traffic brakes is detected and safeguarded, it includes:
Using test subsystems carry out train braking system detection operation, including according to test specification carry out data collection,
Compare, the output and storage as a result reported;
Data management is carried out to the testing result of train braking system using data administration subsystem, son will be tested by described
Include test data, test report, the testing result of mistake phenomenon of systematic collection are stored in server, and carry out various points
Analysis;And
Inquiry service is provided the user using application subsystem is inquired about so that user can be at any time by terminal device to braking system
The detection of system and maintenance state are understood and monitored;
Wherein, the data acquisition in the detection operation is by multiple biographies for different detection projects and/or detection position
Sensor is realized, and employs modularized design, i.e., each module corresponds to a detection project, so as to be detection project
Increase or decrease and leave interface, wherein the signal of the sensor is converted to the steady of different measurement units by automating module
Fixed air pressure digital quantity, the information then collected is returned to main frame by network;It is described detection operation in data acquisition be
Realized by multiple sensors of correction verification module, so as to can set before each detection by checking routine to detection
Standby all the sensors are verified and supplemented, it is ensured that the accuracy and uniformity of data.
11. method of testing according to claim 10, wherein the data acquisition in the detection operation can be same for multiple spot
When gather so that the multiple sensor can take orders simultaneously collection signal detected with realizing while permutation car, then
Main frame is returned to by network by automating module by the information collected.
12. method of testing according to claim 10, wherein the data acquisition in the detection operation further comprises making
With braking simulator, so that the various signals produced by simulating brake lock can be utilized when being detected to the compartment without driver's cabin
Brake on car is transmitted further to, then the feedback of observed and recorded brake and the state of brakes is judged.
13. method of testing according to claim 10, wherein the data management operations further comprise in test process
Middle utilization test data intercepts the function of pressure trend figure automatically, so as to preserve the pressure characteristic parameter of element in real time, and
And, if pressure trend figure shows pressure anomaly in test process, then it can find and analyze prominent with Manual interception picture
Hair/chance failure.
14. method of testing according to claim 10, wherein in the detection operation include self-defined test program and
Code test program.
15. method of testing according to claim 14, wherein the data storage in detection management operation is all digital
Change, computerization, and data can be stored in fixed server or Cloud Server.
16. method of testing according to claim 15, wherein the storage of testing result is used in the data management operations
The text formatting for being totally independent of programming language carries out the expression and storage of data.
17. method of testing according to claim 14, wherein the inquiry service includes the detection to train braking system
With the information inquiry of the instant of maintenance, dynamic and history.
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