CN105759226A - Train internal static magnetic field state testing and analyzing method - Google Patents
Train internal static magnetic field state testing and analyzing method Download PDFInfo
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- CN105759226A CN105759226A CN201610035112.XA CN201610035112A CN105759226A CN 105759226 A CN105759226 A CN 105759226A CN 201610035112 A CN201610035112 A CN 201610035112A CN 105759226 A CN105759226 A CN 105759226A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
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- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The invention discloses a train internal static magnetic field state testing and analyzing method. The method comprises steps of system building and testing. Train internal static magnetic field change conditions are monitored together by a computer, a fiber transceiver and an electromagnetic radiation monitoring instrument. Compared with the prior art, the method of the invention can carry out real-time monitoring and analysis on multiple points inside the train, the reason for magnetic field generation can be analyzed accurately, data judgment can be timely carried out, a change relation curve for the train internal magnetic field along with the operation state of the train is compared and verified, the train internal magnetic field is further researched, and a train internal electromagnetic field fault point can be searched conveniently.
Description
Technical field
The present invention relates to train to test based on the signal compatibility of track circuit and data process, belong to test and technical field of data processing, particularly method is analyzed in the internal magnetostatic field state verification of a kind of train.
Background technology
Current vehicle interior magnetostatic field is mainly tested according to magnet field probe, fixed test magnetic field size in train travelling process, if the data of test can not meet standard-required, analyzes magnetic field Producing reason relatively difficult, data judgement can not be carried out in time, affect testing progress.
Invention if application number is 200610113122.7 proposes method of testing and the device thereof of a kind of Distribution of Magnetic Field, for testing the Distribution of Magnetic Field of coil.The method includes coil is applied alternating current to produce alternating magnetic field;The induction electromotive force simultaneously measured in alternating magnetic field on multiple positions;And gather and process induced electromotive force signal and obtain the Distribution of Magnetic Field of described coil.This device includes the multiple probes being arranged in described alternating magnetic field, is used for sensing described alternating magnetic field to produce induction electromotive force;The multi-channel data acquisition board being connected with described multiple probes, is used for gathering the induced electromotive force signal of described multiple probes;And the processor being connected with described multi-channel data acquisition board, it is used for processing the induced electromotive force signal collected to obtain the Distribution of Magnetic Field of described coil.The method of testing of Distribution of Magnetic Field of the present invention and device thereof eliminate the interference in earth's magnetic field by testing the alternating magnetic field of coil, thus improving measuring accuracy;The signal simultaneously tested by multichannel collecting improves the efficiency of test；The method uses multiple probes to test, and increases use cost, and the method can not meet train inner fiber transceiver when being used in train to carry out magnetic field monitoring and the data record of the high accuracy brought monitored jointly in real time by electromagnetic radiation monitoring instrument.
Summary of the invention
The technical issues that need to address of the present invention are for above-mentioned the deficiencies in the prior art, and provide a kind of internal magnetostatic field state verification of train with high accuracy and real-time to analyze method.
For solving above-mentioned technical problem, the technical solution used in the present invention is:
Method is analyzed in the internal magnetostatic field state verification of a kind of train, it is characterised in that include system building step and testing procedure；
Described system building step includes:
A. netting twine is utilized to connect train server data output port and the first fiber optical transceiver；
B. single-mode fiber is utilized to connect the first fiber optical transceiver and the second fiber optical transceiver respectively；
C. the second fiber optical transceiver is connected computer equipment by netting twine, computer equipment is provided with data logging software；
D. electromagnetic radiation monitoring instrument is connected computer equipment；
Described testing procedure includes:
E. the magnet field probe height on electromagnetic radiation monitoring instrument is regulated；
F. open the measurement of electromagnetic radiation monitoring instrument, record data；
G. the magnet field probe in this height translating electromagnetic radiation monitoring instrument takes multiple measurements, and records data;
H. data logging software is utilized to generate data drawing list；
I. according to the variation relation of internal magnetic field under the charting train operation state generated in real time.
Magnet field probe on electromagnetic radiation monitoring instrument at least translation measurement twice in described step G.
In described step F and step G, the magnet field probe measurement of magnetic field time on electromagnetic radiation monitoring instrument is 4 milliseconds, and the single data record time is continuously 1 minute.
In described step E, magnet field probe height is positioned at train near ground level.
Beneficial effect
Compared with prior art, method is analyzed in the internal magnetostatic field state verification of a kind of train of the present invention, Real Time Monitoring can be carried out at the internal multiple spot of train, can accurate analysis magnetic field Producing reason, carrying out data judgement in time, contrast verification train internal magnetic field, with the variation relation curve of train operation state, studies car internal magnetic field further, it is easy to search electromagnetic field trouble point in car, specifically has following technical effect that
1., in complete vehicle test, the method is applied in the middle of the magnetostatic field test of vehicle interior, it is possible to records data conveniently and efficiently, and can exceeding standard in car be a little analyzed, it is simple to grasps the relation between travel condition of vehicle and magnetic field.
2. in test process, the method is simple to operate, it is simple to one removes tester's operating instrument, professional work out test program, relatively the calculating of Data Post.
3. conveniently the information such as the speed of train, power and electric current are obtained from existing train maintenance module, by temporal information and measurement of magnetic field result synchronised, on this basis data are processed, realize train internal magnetic field with train operation state (such as electric current, power, speed etc.) structure of graph of a relation.
Detailed description of the invention
The following detailed description of the preferred technical solution of the present invention.
Method is analyzed in the internal magnetostatic field state verification of a kind of train, including system building step and testing procedure；
Described system building step includes:
A. netting twine is utilized to connect train server data output port and the first fiber optical transceiver；
B. single-mode fiber is utilized to connect the first fiber optical transceiver and the second fiber optical transceiver respectively；Using the reason of fiber optical transceiver, realize Tong Bu in order to realize train data in time with measurement of magnetic field data, it is ensured that the accuracy of data, 160 meters of SC-SC single mode armored fiber optics selected by single-mode fiber.
C. the second fiber optical transceiver is connected computer equipment by netting twine, computer equipment is provided with data logging software；Use same computer testing equipment, it is ensured that the reading of train data is not affected by environment, therefore employs a set of photoelectric conversion device, and computer equipment is equipped with software THM1176 measurement of magnetic field software.
First fiber optical transceiver and the second fiber optical transceiver select fixed network HT-9119S2 single-mode fiber transceiver, the first fiber optical transceiver and the second fiber optical transceiver is connected, it is ensured that the RX port of the first fiber optical transceiver is corresponding with the TX port of the second fiber optical transceiver and RX port respectively with TX port to be connected with single-mode fiber.
D. electromagnetic radiation monitoring instrument being connected computer equipment, electromagnetic radiation monitoring instrument has magnet field probe: the interface USB2.0 of magnet field probe is excuse at full speed, power supply USB powers 4.3V to 5.25V, the minimum 30mA of electric current, maximum 90mA；Magnet field probe can also direct computer equipment, computer equipment additionally connects electromagnetic radiation monitoring instrument again.
The function that system building realizes: realize the synchronous recording of magnetic induction and train data in distance, it is possible to be applied to the magnetic flux density measurement in whole compartment
Described testing procedure includes:
E. the magnet field probe height on electromagnetic radiation monitoring instrument is regulated；Get out electromagnetic radiation monitoring instrument, confirm its range and applicable frequency range；Check software THM1176 and DCUTerm, computer IP and test parameter are set
F. open the measurement of electromagnetic radiation monitoring instrument, record data；
G. the magnet field probe in this height translating electromagnetic radiation monitoring instrument takes multiple measurements, and records data；
H. data logging software is utilized to generate data drawing list；
I. according to the variation relation of internal magnetic field under the charting train operation state generated in real time.Use labview to read train and magnetic field list data, owing to the data dimension of contrast is more, therefore select curve chart to carry out.
Further, being provided with data logging software in described step C Computer equipment is DCUTerm Pang Badische train supervision software.
Further, magnet field probe at least translation measurement twice on electromagnetic radiation monitoring instrument in described step G.
Further, in described step F and step G, the magnet field probe measurement of magnetic field time on electromagnetic radiation monitoring instrument is 4 milliseconds, and the single data record time is continuously 1 minute.
Further, in described step E, magnet field probe height is positioned at train near ground level.
The above; being only the application preferably detailed description of the invention, but the protection domain of the application is not limited thereto, any those familiar with the art is in the technical scope that the application discloses; the change that can readily occur in or replacement, all should be encompassed within the protection domain of the application.Therefore, the protection domain of the application should be as the criterion with scope of the claims.
Claims (4)
1. method is analyzed in the internal magnetostatic field state verification of train, it is characterised in that: include system building step and testing procedure；
Described system building step includes:
A. netting twine is utilized to connect train server data output port and the first fiber optical transceiver；
B. single-mode fiber is utilized to connect the first fiber optical transceiver and the second fiber optical transceiver respectively；
C. the second fiber optical transceiver is connected computer equipment by netting twine, computer equipment is provided with data logging software；
D. electromagnetic radiation monitoring instrument is connected computer equipment；
Described testing procedure includes:
E. the magnet field probe height on electromagnetic radiation monitoring instrument is regulated；
F. open the measurement of electromagnetic radiation monitoring instrument, record data；
G. the magnet field probe in this height translating electromagnetic radiation monitoring instrument takes multiple measurements, and records data;
H. data logging software is utilized to generate data drawing list；
I. according to the variation relation of internal magnetic field under the charting train operation state generated in real time.
2. method is analyzed in the internal magnetostatic field state verification of a kind of train according to claim 1, it is characterised in that: at least translation measurement twice of the magnet field probe on electromagnetic radiation monitoring instrument in described step G.
3. method is analyzed in the internal magnetostatic field state verification of a kind of train according to claim 1, it is characterized in that: in described step F and step G, the magnet field probe measurement of magnetic field time on electromagnetic radiation monitoring instrument is 4 milliseconds, the single data record time is continuously 1 minute.
4. method is analyzed in the internal magnetostatic field state verification of a kind of train according to claim 1, it is characterised in that: in described step E, magnet field probe height is positioned at train near ground level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610035112.XA CN105759226B (en) | 2016-01-19 | 2016-01-19 | Magnetostatic field state verification analysis method inside a kind of train |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610035112.XA CN105759226B (en) | 2016-01-19 | 2016-01-19 | Magnetostatic field state verification analysis method inside a kind of train |
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| Publication Number | Publication Date |
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| CN105759226A true CN105759226A (en) | 2016-07-13 |
| CN105759226B CN105759226B (en) | 2018-06-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113687167A (en) * | 2021-08-27 | 2021-11-23 | 襄阳达安汽车检测中心有限公司 | Vehicle electromagnetic field measuring device for EMC test |
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| JP4044891B2 (en) * | 2003-12-09 | 2008-02-06 | 新日本製鐵株式会社 | Magnetic field analysis method and computer program |
| CN101339215A (en) * | 2007-07-04 | 2009-01-07 | 中冶赛迪工程技术股份有限公司 | Electromagnetic radiation measuring and analysis system |
| CN102866294A (en) * | 2012-09-20 | 2013-01-09 | 南车南京浦镇车辆有限公司 | Signal compatibility testing method based on rail circuit |
| CN103278706A (en) * | 2013-04-22 | 2013-09-04 | 深圳市速普瑞科技有限公司 | Intelligent testing system and method for rail transit |
| CN203377882U (en) * | 2013-06-26 | 2014-01-01 | 南车青岛四方机车车辆股份有限公司 | Diagnostic device used for rail vehicle fiber network and rail vehicle employing diagnostic device |
| CN103968893A (en) * | 2014-03-17 | 2014-08-06 | 南车株洲电力机车有限公司 | Train operation experimental device based on distributed testing system |
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2016
- 2016-01-19 CN CN201610035112.XA patent/CN105759226B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4044891B2 (en) * | 2003-12-09 | 2008-02-06 | 新日本製鐵株式会社 | Magnetic field analysis method and computer program |
| CN101339215A (en) * | 2007-07-04 | 2009-01-07 | 中冶赛迪工程技术股份有限公司 | Electromagnetic radiation measuring and analysis system |
| CN102866294A (en) * | 2012-09-20 | 2013-01-09 | 南车南京浦镇车辆有限公司 | Signal compatibility testing method based on rail circuit |
| CN103278706A (en) * | 2013-04-22 | 2013-09-04 | 深圳市速普瑞科技有限公司 | Intelligent testing system and method for rail transit |
| CN203377882U (en) * | 2013-06-26 | 2014-01-01 | 南车青岛四方机车车辆股份有限公司 | Diagnostic device used for rail vehicle fiber network and rail vehicle employing diagnostic device |
| CN103968893A (en) * | 2014-03-17 | 2014-08-06 | 南车株洲电力机车有限公司 | Train operation experimental device based on distributed testing system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113687167A (en) * | 2021-08-27 | 2021-11-23 | 襄阳达安汽车检测中心有限公司 | Vehicle electromagnetic field measuring device for EMC test |
| CN113687167B (en) * | 2021-08-27 | 2023-09-05 | 襄阳达安汽车检测中心有限公司 | Vehicle electromagnetic field measuring device for EMC test |
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| CN105759226B (en) | 2018-06-26 |
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