CN201876922U - Operating data acquisition and analysis system of passenger special line - Google Patents
Operating data acquisition and analysis system of passenger special line Download PDFInfo
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- CN201876922U CN201876922U CN201020279661XU CN201020279661U CN201876922U CN 201876922 U CN201876922 U CN 201876922U CN 201020279661X U CN201020279661X U CN 201020279661XU CN 201020279661 U CN201020279661 U CN 201020279661U CN 201876922 U CN201876922 U CN 201876922U
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Abstract
The utility model discloses an operating data acquisition and analysis system of a passenger special line, which comprises a speed sensor device, a global position system (GPS) device, an array transform processor (ATP) device and a data analysis device, wherein the speed sensor device is arranged on the axle position of a detection motor train unit and used for acquiring speed information of a train; the GPS device is arranged on the carriage position of the detection motor train unit and used for acquiring longitude and latitude output information and time information; the ATP device is arranged on a dynamic monitoring system (DMS) device and used for acquiring all working information and running information of the ATP; the data analysis device is connected with a signal cable of a speed sensor, a data cable of a GPS and an ATP communication card respectively, and used for resolving signals of three acquisition sources, namely the speed sensor device, the GPS device and the ATP device. The operating data acquisition device of the passenger special line realizes automatic acquisition and analysis of operating data, has comprehensive acquired parameters and high data precision, totally can meet the test requirement of tracking train interval time, and meanwhile, can acquire train operating basic information and control information with high frequency and high precision.
Description
Technical field
The utility model relates to the data collection and analysis field, relates in particular to Line for Passenger Transportation service data acquisition analysis system.
Background technology
The China Express Railway construction has entered high-speed development period, running test is after the equipment combined test finishes, for the important stage that every technology is prepared is done in formal operation, comprising service chart parameter testing and trace test, the running test test is by the section operation time-division, the omnidistance operation time-division, play additional time for stopping, following train is the time-division at interval, through-station is to logical, logical gradation parameter when sending out at interval, for formally open route map of train shop, operation back picture completely, the train operation adjustment provides reliable time ruler.Determined in the past that these parameters were by manually vouching manual time-keeping.At the Line for Passenger Transportation that train running speed improves constantly, it is low that method of testing in the past exposes the data recording frequency, accurately not high, has shortcomings such as interference from human factor.
Summary of the invention
The utility model falls behind in order to solve means of testing, and the record data precision is low, has the deficiency of artificial interference, a kind of Line for Passenger Transportation service data acquisition analysis system is provided, comprise: speed sensor implementations is installed in and detects motor train unit axletree place, the velocity information that is used to gather train; The GPS device is installed in place, above-mentioned detection motor train unit compartment, is used for gathering output warp, latitude information and temporal information; The ATP device is installed on the DMS device, is used to gather all job informations of ATP and running information; Data analysis set-up, with the signal cable of speed pickup, the data cable of GPS and ATP address card connect respectively, are used for speed sensor implementations, GPS device and three kinds of signals of gathering the source of ATP device are resolved.
Described speed sensor implementations comprises speed pickup, optical isolation and counter card, and the pulse signal of speed pickup is through inserting the counter card behind the optical isolation.
The signal of described speed pickup collection is to cut off the digital square-wave pulse signal that induces by grating, and its transmission is by shielded cable, and data analysis set-up is counted by counter card pulse signals.
Described GPS device comprises gps antenna, GPS solver box and converter, gps antenna, GPS solver box and converter connect successively, the gps antenna received signal of DMS device connects GPS solver box, directly to data analysis set-up input warp, latitude information and temporal information.
The transmission of described GPS device received signal is the communication cable by RS-232 interface.
Described ATP device comprises vehicle-mounted ATP, the JRU device, the JRU device transmits data to DMS (row control equipment dynamic monitoring system) device in real time by Ethernet in record driving data, by serial communication card and converter data are exported to data analysis set-up successively again.
Described ATP device data are MVB bus (Vehicular multifunction bus) or Profibus bus (vehicle fieldbus) coding, and its communication transmission is the communication cable by the RS-422 interface,
Described data analysis set-up, the speed and the distance that obtain train by speed pickup add up, train position is carried out the key point correction and carry out the mileage conversion by GPS, obtain train maximum speed limit, controlling grade, driving model, target distance parameter by the ATP address card.
Integration can comprehensive three kinds of data sources be mated in described system, also can utilize single data source that train operation state is analyzed, parse train running informations such as mileage, speed, time, row control grade, driving model, maximum speed limit, target range, and render speed-mileage curve map, speed-time curve figure and route map of train and omnidistance, interval time-division and various overtaking, tracking interval time analyzed.
Described data analysis set-up is resolved serial data by serial port communicating protocol.
Line for Passenger Transportation train operation data collector described in the utility model has been realized driving automatic data collection and analysis, and the parameter that equipment is gathered is relatively more comprehensive, data precision is high, can satisfy the test needs of time interval between trains spaced by automatic block signals fully; Simultaneously can high-frequency, high-precision collection train operation Back ground Information and control information; Train is accurately located, and this system can judge that train passes through a station, the correct time of each block section, and this system can be applied to the various tests of Line for Passenger Transportation service chart parameter, also can be applied to trace test.
Description of drawings
Fig. 1 is a Line for Passenger Transportation running test design of data acquisition system frame diagram;
Fig. 2 is a running test data acquisition system (DAS) equipment connection diagram;
Fig. 3 is a running test data acquisition system (DAS) hardware structure diagram.
Wherein, 1-train operation data, 2-data acquisition hardware equipment, 3-speed sensor implementations, 4-GPS device, 5-ATP device, 6-data analysis set-up, 7-GPS antenna, 8-GPS solver box, 9-optical isolation, 10-MVB bus, 11-DMS device, 12-JRU device, 13-profibus bus, 14-speed pickup, 15-grind magnificent counter card, 16-MVB terminator, 17-serial communication card.
The utility model purpose, function and advantage will be in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Central idea of the present utility model, as shown in Figure 1, a kind of Line for Passenger Transportation service data acquisition analysis system, front end data acquisition hardware device 2 is mainly speed sensor implementations 3, GPS device 4 and ATP device 5, and back-end data analytical equipment 6 has comprised that mainly train operation data 1 Treatment Analysis, GPS key point get ready and the analysis of train tracking interval.Train running information is gathered through front end, various original driving coded messages are through isolating, the conversion back is input to data analysis set-up 6 by shielded cable, data analysis set-up 6 is resolved coding automatically, integration can comprehensive three kinds of data sources be mated in system, also can utilize single data source that train operation state is judged, parse mileage, speed, time, row control grade, driving model, maximum speed limit, train running informations such as target range, and render speed-mileage curve map, relational graphs such as speed-time curve figure and route map of train, and to whole process, interval time-division and various overtaking, the tracking interval time is analyzed.
Shown in Fig. 2,3, a kind of Line for Passenger Transportation service data acquisition analysis system comprises:
GPS device 4 is installed in unified the detection on the motor train unit compartment and locates, and is used for gathering output warp, latitude information and temporal information; Described GPS device 4 comprises gps antenna 7, GPS solver box 8 and converter, described gps antenna 7, GPS solver box 8 and converter connect successively, gps antenna 7 received signals of DMS device 11, connect GPS solver box 8, directly to data analysis set-up 6 input warps, latitude information and temporal information.The transmission of GPS device 4 received signals is the communication cables by RS-232 interface.
Data analysis set-up 6, the speed and the distance that obtain train by speed pickup 14 add up, train position is carried out the key point correction and carry out the mileage conversion by GPS, obtain train maximum speed limit, controlling grade, driving model, target distance parameter by the ATP address card.Data analysis set-up 6, with the signal cable of speed pickup 14, the data cable of GPS and ATP address card connect respectively, are used for speed sensor implementations 3, GPS device 4 and 5 three kinds of signals of gathering the source of ATP device are resolved.Integration can comprehensive three kinds of data sources be mated in described system, also can utilize single data source that train operation state is analyzed, parse train running informations such as mileage, speed, time, row control grade, driving model, maximum speed limit, target range, and render speed-mileage curve map, speed-time curve figure and route map of train and omnidistance, interval time-division and various overtaking, tracking interval time analyzed.Described data analysis set-up 6 is resolved serial data by serial port communicating protocol.Host computer is a data analysis set-up 6.
Three kinds of data sources using in this system are as follows:
(1) speed pickup data acquisition sources
Detecting motor train unit axletree place installation rate sensor 14, speed pickup 14 adopts the H25 type incremental encoder of U.S. BEI company, the scrambler degree of protection reaches the requirement of IP66 technical grade, the precision of scrambler is up to 1500 pulse/commentaries on classics, the square pulse signal of scrambler is isolated the back access through optical isolation and is ground magnificent counter card 15, the counter card can pulse signals be counted, and daemon software is judged accumulative total train traveling speed and distance by the increase of number of pulses.After artificial or high-precision GPS provide the initial point mileage, system can add up the distance of speed pickup 14 and change mileage into and add up, the omnidistance dependence high-precision GPS in service of train is revised the continuous cumulative errors of speed pickup 14, guarantees that all the time the positioning error of system is no more than 10 meters.
(2) GPS driving data acquisition sources
Utilize gps antenna 7 received signals of DMS device 11, connect high-precision GPS main frame (the locator data output frequency is 10Hz), directly to test run data acquisition system acquisition terminal output warp, latitude information and temporal information, by the daemon software analysis, convert latitude and longitude information to mileage information, thereby effectively write down the time of train by each monitoring point.Its mileage precision can reach meter level, and time precision can reach nanosecond.
The GPS main frame resolves the standard NEMA-0183 industry statement that obtains behind the satellite long-wave signal, and its transmission is the communication cable by RS-232 interface, and terminal processes computer expert crosses serial port communicating protocol serial data is resolved.
(3) ATP driving data acquisition sources
The ATP system equipment of motor train unit is to open MVB bus 10 (Vehicular multifunction buses) of third party device or Profibus bus 13 (vehicle fieldbus) data, job information that ATP is all and running information all can be recorded in the JRU device 12 (the judicial register of driving a vehicle), can obtain driving and car controlling data from JRU device 12.JRU device 12 passes through Ethernet in real time to DMS (row control equipment dynamic monitoring system) equipment transmission data in record driving data, after the DMS device receives that ATP sends to the data of JRU, by installing the address card unit additional, can realize exporting basic running information to the acquisition terminal of running test data acquisition system (DAS) at the DMS expanding element.
The ATP system data is MVB bus 11 (Vehicular multifunction bus) or Profibus bus 13 (vehicle fieldbus) coding, its communication transmission is that terminal processes computer expert crosses serial port communicating protocol serial data is resolved by the communication cable of RS-422 interface.
Three kinds of data sources are that data content, precision, density and collection external environment condition all are distinguishing.Because of the test site circumstance complication, the vehicle complexity, the line condition complexity in order to guarantee normally carrying out of running test, need be taken all factors into consideration the relative merits of various device, Line for Passenger Transportation running test data acquisition system adopted the data acquisition plan of multi-data source.
Start being analyzed as follows of running test equipment data acquisition analyzing:
Processing to image data; Data analysis set-up 6 is supported data are carried out analyzing and processing, clicks the data analysis button on the main interface, will eject the data processing dialog box, and operations such as data processing and data acquisition, operation diplopia can walk abreast.After loading the history data of being gathered automatically by software, software can generate: speed-mileage chart, service chart, key point are by table, friction speed grade number percent table.
According to image data the train tracking interval is analyzed: data analysis set-up 6 is after loading historical driving image data, can carry out graphic plotting, main figure is speed-time curve, distance-time curve and train train diagram for automatic block signals, can follow the trail of index analysis, comprise that following train sends out follow-up analysis, follow-up analysis and to follow-up analysis all, and with analysis result show, output.
Circuit critical importance point is got ready: need get ready key point for wanting distance with speed pickup 14 and GPS to add up to convert mileage to.As long as set up the latitude and longitude information storehouse of critical importance point, just can when passing through this, vehicle show the mileage of this point automatically.
After in getting software ready, setting the gps data reception, whether accept normally by clicking GPS button observation gps data bag.When the GPS star number greater than 4, and GGA and RMC packet receive normal, then can begin to get ready, behind an impact point button, first point will be the mileage of initial mileage, the automatic record of its longitude and latitude, some impact point button can increase the mileage of second point, subtract according to the gradual change mileage next time.Software can form the automatic recording data files of key point longitude and latitude automatically under historical record, the circuit key point log file of formation is through using under the systematic parameter catalogue that is positioned over data collection and analysis software after putting in order.
The foregoing description is the utility model preferred implementation; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under spirit of the present utility model and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within the protection domain of the present utility model.
Claims (4)
1. a Line for Passenger Transportation service data acquisition analysis system is characterized in that, comprising:
Speed sensor implementations (3) is installed in and detects motor train unit axletree place, the velocity information that is used to gather train;
GPS device (4) is installed in place, above-mentioned detection motor train unit compartment, is used for gathering output warp, latitude information and temporal information;
ATP device (5) is installed on the DMS device (11), is used to gather all job informations of ATP and running information;
Data analysis set-up (6), with the signal cable of speed pickup (14), the data cable of GPS and ATP address card connect respectively, are used for speed sensor implementations (3), GPS device (4) and (5) three kinds of signals of gathering the source of ATP device are resolved.
2. according to the described system of claim 1, it is characterized in that: described speed sensor implementations (3), comprise speed pickup (14), optical isolation (9) and counter card, the pulse signal of speed pickup (14) inserts the counter card through optical isolation (9) back.
3. according to the described system of claim 1, it is characterized in that: described GPS device (4) comprises gps antenna (7), GPS solver box (8) and converter, gps antenna (7), GPS solver box (8) and converter connect successively, gps antenna (7) received signal of DMS device (11), connect GPS solver box (8), directly to data analysis set-up (6) input warp, latitude information and temporal information.
4. according to the described system of claim 1, it is characterized in that: described ATP device (5) comprises vehicle-mounted ATP, JRU device (12), JRU device (12) transmits data to DMS device (11) in real time by Ethernet in record driving data, by serial communication card (17) data are exported to data analysis set-up (6) again.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201020279661XU CN201876922U (en) | 2010-08-03 | 2010-08-03 | Operating data acquisition and analysis system of passenger special line |
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| CN201020279661XU CN201876922U (en) | 2010-08-03 | 2010-08-03 | Operating data acquisition and analysis system of passenger special line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017099689A1 (en) | 2015-12-10 | 2017-06-15 | Tofas Turk Otomobil Fabrikasi Anonim Sirketi | A vehicle drivability evaluation system and method |
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- 2010-08-03 CN CN201020279661XU patent/CN201876922U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017099689A1 (en) | 2015-12-10 | 2017-06-15 | Tofas Turk Otomobil Fabrikasi Anonim Sirketi | A vehicle drivability evaluation system and method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TRANSPORT AND ECONOMICS RESEARCH INSTITUTE, CHINA Effective date: 20120821 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120821 Address after: 100081 Beijing city Haidian District Daliushu Road No. 2 Patentee after: China Academy of Railway Sciences Patentee after: Transport and Economics Research Institute, China Academy of Railway Sciences Address before: 100081 Beijing City, Haidian District Road No. 2 Daliushu No. 1 building 10 layer quality center Patentee before: Transport and Economics Research Institute, China Academy of Railway Sciences |
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| CX01 | Expiry of patent term |
Granted publication date: 20110622 |
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| CX01 | Expiry of patent term |