CN102779221A - System and method for monitoring and analyzing traction and braking real-time information of railway vehicles - Google Patents
System and method for monitoring and analyzing traction and braking real-time information of railway vehicles Download PDFInfo
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Abstract
The invention relates to a system and a method for monitoring and analyzing traction and braking real-time information of railway vehicles. The system comprises a recording device mainframe, a vehicle information center and a data processing terminal, wherein the recording device mainframe adopts an industrial processor and is used for performing real-time receiving and recording and providing data download; the vehicle information center is used for providing vehicle operating data and vehicle basic operating state information which are relevant to traction and braking for the recording device mainframe; and the data processing terminal is used for subjecting downloaded data received by the recording device mainframe to real-time displaying, online monitoring, analyzing and processing. According to the system and the method for monitoring and analyzing the traction and braking real-time information of the railway vehicles, traction and braking key data and basic operating parameters of high-speed running vehicles can be recorded in a high-density, long-period and high-capacity mode, the downloaded data can be subjected to analysis, statistics and filing, historical data can be shown in a multiform mode, and the real-time online monitoring and analyzing of the relevant traction and braking data can be achieved.
Description
Technical field
The present invention relates to a kind of method and system of monitoring and analyzing to rail vehicle traction braking information, particularly a kind of rail vehicle traction braking real-time information monitoring analysis system and method based on embedded real-time operating system.
Background technology
At present; China's track traffic gets into fast-developing period, the particularly implementation of project such as EMUs, high ferro, and China's track traffic has been pushed into a new peak; Along with the fast development of rail vehicle, the safe operation of rail vehicle becomes a vital problem.
Under the situation that rail vehicles such as EMUs are runed at a high speed, when the emerged in operation traction convertor fault relevant, need check the parameters with traction convertor, brake control this moment, so that carry out fault analysis with brake control.To existing systems; Check that correlation parameter need go to download through traction convertor under the car that stops and BCU side; Or through on the monitor screen of cab, checking partial data, what do like this is not, the one, and in vehicle operating, stopping to cause train delays; The 2nd, can make whole malfunction elimination time lengthening; Be unfavorable for the expansion of efficient work, so under the situation that is not influencing the normal operation of vehicle, to traction convertor with brake rigging carries out the real-time online operational monitoring and durability analysis is significant.
Summary of the invention
Fundamental purpose of the present invention is to address the above problem and is not enough, provides a kind of and can move rail vehicle traction braking real-time information monitoring analysis system and the method that high-density acquisition, huge storage capacity recording, demonstration in real time and performance analysis are carried out in real-time information basically to rail vehicle traction braking critical data and vehicle.
For realizing above-mentioned purpose, technical scheme of the present invention is:
A kind of rail vehicle traction braking real-time information monitoring analysis system, this system comprises:
The pen recorder main frame adopts 32 built-in industrial level processors, is used for real-time reception, writes down and provides data to download;
Vehicle information center is used for the basic parameter, travel condition of vehicle data and the basic operation information of vehicle that provide traction, braking to be correlated with to said pen recorder main frame;
Data processing terminal, be used for said pen recorder main frame receive that data downloaded shows in real time, on-line monitoring and analyzing and processing;
Connect through telecommunication cable between said pen recorder main frame, vehicle information center and the data processing terminal.
Further, said pen recorder main frame comprises:
The CPU module is used to carry out the processing of data, accomplishes the management of file reception, file storage;
Memory module is used to accomplish the storage of data, for data storage provides the space;
Power module is used to carry out power source conversion, for whole pen recorder provides power supply;
Communication module, be used to accomplish and said vehicle information center between the reception and the transmission of communication, accomplish the output of hardwired signals;
Signal is indicated and output module, is used to accomplish the function of man-machine interaction unit, and man-machine interface is provided.
Further, said pen recorder main frame comprises one tunnel communication interface, one tunnel download and in-service monitoring interface, a data memory interface, a fault output interface, a debugging interface at least.
Further, said communication interface is an electric current loop interface or for the RS485 interface or for Ethernet interface or for the MVB interface.
Further, said download and in-service monitoring interface are electric current loop interface or for the RS485 interface or for Ethernet interface.
Further, said debugging interface is a RS232 interface or for Ethernet interface or for the MVB interface.
Further, data processing terminal is equipped with the notebook computer of data processing software in being.
Further, said data processing terminal shows in real time data and analyzes the form that comprises chart or graph curve.
A kind of method based on rail vehicle traction braking information monitoring analytic system as claimed in claim 1; Through telecommunication cable said vehicle information center and said pen recorder main frame, data processing terminal are coupled together; Monitoring frequency is set; Select monitoring channel; Traction converter and brake control are monitored in real time, and said data processing terminal is according to frequency image data from said pen recorder main frame of setting, and through data processing software data shown and the dissection process analysis in real time.
Further, when breaking down in system, said data processing terminal is pointed out failure message automatically, and sends failure alarm signal to said vehicle information center simultaneously.
Content to sum up; Rail vehicle traction braking real-time information monitoring analysis system provided by the present invention and method; Only need data processing terminal and pen recorder main frame and information of vehicles control center be coupled together through telecommunication cable; Just can carry out the situation of change of the parameters of real-time, online detection traction convertor and brake control to the vehicle of runing; And can carry out high-density acquisition, huge storage capacity recording and data are analyzed related data, simultaneously can be through curve or chart to gather and data recorded showed intuitively comprehensively.Through the relevant data of real time on-line monitoring, can remove parking in service to download related data, make the vehicle detection operation more convenient.
In addition, this system can realize the purpose that comprehensive monitoring traction convertor and brake rigging dynamic behaviour and parameter change, but to the functional reliability of further investigation traction convertor and brake rigging the data foundation is provided, and is significant.
Description of drawings
Fig. 1 is a structural drawing of the present invention;
Fig. 2 is an on-line monitoring FB(flow block) of the present invention.
As depicted in figs. 1 and 2, central means 1, end device 2, pen recorder main frame 3, data processing terminal 4.
Embodiment
Below in conjunction with accompanying drawing and embodiment type of the present invention is described in further detail:
As shown in Figure 1, a kind of rail vehicle traction braking real-time information monitoring analysis system, this system comprises: vehicle information center, pen recorder main frame 3 and data processing terminal 4.
Wherein, Vehicle information center is made up of with end device 2 and relevant transmission cable central means 1; End device 2 is connected through telecommunication cable with brake control BCU with traction converter CI; End device 2 is connected with central means 1, and central means 1 is connected with pen recorder main frame 3, and end device 2 is gathered the various running state data of traction converter CI and brake control BCU in real time; Again through central means 1; Together with the basic running state information real-time Transmission of vehicle to pen recorder main frames 3 such as travelling speed, mileage, calendar clocks, central means 1 plays a part to pen recorder main frame 3 transmission data as the device to information Control such as train traction, braking, supervision simultaneously.
Pen recorder main frame 3 is used for real-time reception, writes down and provides data to download from all related datas of vehicle information center reception; And can be through telecommunication cable being illustrated on the dedicated notebook computer that is used as data processing terminal 4 with relevant data in real time; Be one and realize real-time reception, high-density acquisition, huge storage capacity recording, and the storage platform of data download and on-line monitoring interface is provided simultaneously.Pen recorder main frame 3 adopts the physical construction of distributed power source and standalone module, further improves the reliability and the cost performance of system, greatly convenient on-the-spot I&M.
Pen recorder main frame 3 in the present embodiment adopts general at present 32 built-in industrial level processors (Freescale MPC5200B has plumbous model), and dominant frequency reaches as high as 400MHz, can satisfy the needs of high-speed communication and data processing.Embedded popular commercial real-time multi-task operating system (VxWorks) is to guarantee the reliability and the real-time of software.
Pen recorder main frame 3 (TBDR) comprises CPU module, memory module, power module, communication module, signal indication and output module, and each module is accomplished interface communication and the data storage function of remembering that device main 3 is external in the coordination of CPU module and control down.
Wherein, CPU module: be used to carry out the processing of data, accomplish the management of file reception, file storage.Mainly comprise circuit such as CPU, BOOT LOADER and file system FLASH and dynamic volatile memories DDR SDRAM; Wherein BOOT FLASH is used to deposit guidance code, operating system code and deposits application code, user's configuration data etc. with the file system format of operating system support, and capacity is the 16M byte; And DDR SDRAM storer is mainly used in the dynamic load of program, and a large amount of intermediate data is temporary, and capacity is the 64M byte.
Memory module: be used to accomplish the storage of data, for data storage provides the space.Memory module is the 40-PIN CF draw-in groove of a standard on the ata interface that CPU carries, expanding, and the user can select the capacity of CF card according to actual needs voluntarily, in order to accomplish the large-capacity data storage, during use, inserts draw-in groove to the CF card and gets final product.
Power module: be used to carry out power source conversion, the power supply of 5V, 3.3V, 2.5V and 1.5V is provided for whole pen recorder.
Communication module: be used to accomplish and said vehicle information center between the reception and the transmission of communication, accomplish the output of hardwired signals.
Signal indication and output module: be used to accomplish the function of man-machine interaction unit, man-machine interface is provided.
For communicate by letter, the needs of debugging etc.; On pen recorder main frame 3, comprise one tunnel communication interface X2, one tunnel download and in-service monitoring interface X6, a data memory interface X4, a fault output interface X3, a debugging interface X5 at least; Also include a spare interface X1; A power interface X7, and a plurality of pilot lamp L1-L4.
Wherein, communication interface X2 includes but not limited to following mode: 20mA electric current loop interface, RS485 interface, Ethernet interface, MVB interface or other communication modes.Vehicle information center is connected with pen recorder main frame 3 through communication interface X2.In the present embodiment, communication interface X2 adopts 20mA electric current loop interface, in order to provide based on the communication interface under the 20mA electric current loop agreement, accomplishes the reception of train informations such as traction braking data, and baud rate is 9.6Kbps;
Download and in-service monitoring interface X6 employing electric current loop interface, RS485 interface or Ethernet interface; Adopt the adaptive Ethernet interface of 10M/100M in the present embodiment; Data processing terminal 4 is connected with pen recorder main frame 3 through this Ethernet interface, realizes the function of network service, on-line debugging, program download, data download, on-line monitoring etc.
Data memory interface X4 then is the 40-PINCF draw-in groove of a standard that on the ata interface that CPU carries, expands, in order to satisfy the requirement of mass data storage.The CF card of selecting for use then is technical grade CF card, and read-write number of times is up to 2,000,000 times.As requested, pen recorder main frame 3 can be come reception information stores such as traction braking in the CF card, and is full like storage, and data fail in time to download, and then the earliest data message can be covered earlier.Select for use the CF card as memory carrier, mainly good based on the CF card compatibility, memory capacity is big, non-damageable characteristics.In addition, existing C F card is generally all supported the ECC error correction algorithm, can effectively reduce the failure rate of storage data, has also just alleviated the workload of software greatly.
The alerting signal output of fault output interface X3 when accomplishing the system failure is connected with data processing terminal 4.Mainly comprise supply voltage monitoring circuit (accomplishing the monitoring of 3.3V, 1.5V power supply supply voltage), general status indication (through the duty of LED display system), internal temperature supervision (temperature around the main monitoring CPU) and fault alarm output (when the system failure, accomplishing the output of alerting signal through the adhesive of relay) etc.Detecting when pen recorder main frame 3 or data processing terminal 4 have fault to take place; Or pen recorder main frame 3 is communicated by letter with vehicle information center when bad; Data processing terminal 4 will be pointed out failure message automatically; Light the corresponding failure pilot lamp of equipment of itself, and send failure alarm signal to vehicle information center simultaneously.This system only obtains desired data from vehicle information center, and does not participate in vehicle control, no matter when equipment work or fault, does not all influence the functional reliability of vehicle information center.
Debugging interface X5 can be any interface that can realize communication function, as adopting RS232 interface, Ethernet interface, MVB interface etc., adopts the RS232 interface in the present embodiment.Examination terminal interface mainly as based on the data processing terminal 4 of PC is used for debug functioies such as the download of bottom program, supervision, and baud rate is 115.2Kbps to the maximum.
Data processing terminal 4 is equipped with the dedicated notebook computer of related data interpretation software in being; Be connected with pen recorder main frame 3 through Ethernet interface; Be used for receiving that data downloaded show in real time from pen recorder main frame 3, on-line monitoring and dynamic analysis process, realize data assessment and filing.Wherein, 4 pairs of data of data processing terminal show in real time and analyze and can comprise chart or two kinds of forms of graph curve.
The function that data analyzing and processing software in the data processing terminal 4 can also be accomplished has: the real time monitoring of vehicle online data; Data show and analysis with the form of chart or graph curve; Data are analyzed, added up and file; The file data library management; Record data quick-downloading etc.Can also accurately carry out braking energy calculates with statistics, takes rate calculating, braking number of times statistics etc.But data query result form shows and imports the Excel file, also can adopt squiggle to show that bmp bitmap picture can directly printed or save as to waveform.Braking energy calculates with statistics and comprises that gross energy calculating and statistics, regeneration electric weight calculating and statistics, the calculating of resistance energy and statistics, mechanical energy calculate and statistics.But multiple display modes such as braking energy calculating and statistics form, curve, pie chart can file or print.
As shown in Figure 2, describe online monitoring and analytical approach below in detail:
Data analyzing and processing software in the data processing terminal 4 (PTU software) is accomplished user's certain applications function according to the predefined task priority of user under the uniform dispatching of embedded OS; Application layer is accomplished by PTU software, accomplishes the on-line monitoring function through Ethernet interface.
Concrete steps are following:
(1) pen recorder main frame 3 is connected through communication interface X2 and telecommunication cable with vehicle information center, the dedicated notebook computer of PTU software will be housed again, be connected with the Ethernet interface X6 of pen recorder main frame 3 with Ethernet cable.
(2) the IP address of input pen recorder main frame 3 is connected with port numbers;
(3) after the successful connection, monitoring frequency is set, earlier such as 50ms, 100ms, 200ms etc.Select the passage that to monitor then.After completion is set, start monitoring;
(4) PTU software promptly according to the frequency that is provided with from pen recorder main frame 3 image data, and data are shown and the dissection process analysis in real time through data processing software.
Realize the real-time demonstration of data, can select chart or graph curve to show.Wherein, graph curve shows the control that adopts special use, and this control real-time is good, function is strong.After suspending monitoring, can amplify, dwindle graph curve, operations such as printing or preservation.
When data in real time showed, system also can accomplish the performance analysis of data, and performance analysis also can select chart or graph curve dual mode to show.
If there is fault to take place, data processing terminal 4 is the prompting failure message automatically, and sends failure alarm signal to said vehicle information center simultaneously.
Type of the present invention can draw EMU/and trig key data and EMUs basic operating conditions carry out real-time high density, long period, high capacity data record; Data download is analyzed, added up and files; The multi-form displaying of historical data; Incident inquiry and assistant analysis; The braking energy of EMUs during braking calculated and gather, research brake disc and brake lining energy charge situation, in conjunction with the abrasion situation of brake disc and brake lining, the utilization state of comprehensive assessment brake disc and brake lining; Grasp EMUs brake disc and the laws of use of brake lining etc. under the specific objective special line road operation simultaneously.
As stated, in conjunction with accompanying drawing and the given scheme content of embodiment, can derive the similar techniques scheme.In every case be the content that does not break away from technical scheme of the present invention, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of technical scheme of the present invention according to technical spirit of the present invention.
Claims (10)
1. rail vehicle traction braking real-time information monitoring analysis system is characterized in that this system comprises:
The pen recorder main frame adopts 32 built-in industrial level processors, is used for real-time reception, writes down and provides data to download;
Vehicle information center is used for the basic operation information of basic parameter, vehicle operation data and vehicle that provides traction, braking to be correlated with to said pen recorder main frame;
Data processing terminal, be used for said pen recorder main frame receive that data downloaded shows in real time, on-line monitoring and analyzing and processing;
Connect through telecommunication cable between said pen recorder main frame, vehicle information center and the data processing terminal.
2. system according to claim 1 is characterized in that: said pen recorder main frame comprises,
The CPU module is used to carry out the processing of data, accomplishes the management of file reception, file storage;
Memory module is used to accomplish the storage of data, for data storage provides the space;
Power module is used to carry out power source conversion, for whole pen recorder provides power supply;
Communication module, be used to accomplish and said vehicle information center between the reception and the transmission of communication, accomplish the output of hardwired signals;
Signal is indicated and output module, is used to accomplish the function of man-machine interaction unit, and man-machine interface is provided.
3. system according to claim 2 is characterized in that: said pen recorder main frame comprises one tunnel communication interface, one tunnel download and in-service monitoring interface, a data memory interface, a fault output interface, a debugging interface at least.
4. system according to claim 3 is characterized in that: said communication interface is an electric current loop interface or for the RS485 interface or for Ethernet interface or for the MVB interface.
5. system according to claim 3 is characterized in that: said download and in-service monitoring interface are electric current loop interface or for the RS485 interface or for Ethernet interface.
6. system according to claim 3 is characterized in that: said debugging interface is a RS232 interface or for Ethernet interface or for the MVB interface.
7. system according to claim 1 is characterized in that: data processing terminal is equipped with the notebook computer of data processing software in being.
8. system according to claim 7 is characterized in that: said data processing terminal shows in real time data and analyzes the form that comprises chart or graph curve.
9. method based on rail vehicle traction braking real-time information monitoring analysis system as claimed in claim 1; It is characterized in that: said vehicle information center and said pen recorder main frame, data processing terminal are coupled together through telecommunication cable; Monitoring frequency is set; Select monitoring channel; Traction converter and brake control are monitored in real time, and said data processing terminal is according to frequency image data from said pen recorder main frame of setting, and through data processing software data shown and the dissection process analysis in real time.
10. method according to claim 9 is characterized in that: when breaking down in system, said data processing terminal is pointed out failure message automatically, and sends failure alarm signal to said vehicle information center simultaneously.
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| CN113468031A (en) * | 2021-07-29 | 2021-10-01 | 湖南中车时代通信信号有限公司 | Monitoring method, system and device for magnetic levitation vehicle-mounted operation control system |
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Address after: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88 Patentee after: CRRC QINGDAO SIFANG CO., LTD. Patentee after: Zhuzhou CSR Times Electric Co., Ltd. Address before: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88 Patentee before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. Patentee before: Zhuzhou CSR Times Electric Co., Ltd. |