CN104986188A - Rail train positioning system and method - Google Patents
Rail train positioning system and method Download PDFInfo
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- CN104986188A CN104986188A CN201510350150.XA CN201510350150A CN104986188A CN 104986188 A CN104986188 A CN 104986188A CN 201510350150 A CN201510350150 A CN 201510350150A CN 104986188 A CN104986188 A CN 104986188A
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Abstract
The invention relates to the field of traffic, and in particular to a rail train positioning system and method which are suitable for a rail train. The rail train positioning system comprises a measurement device, a control device, a drawing device and a positioning analysis device. The measurement device is arranged at the preset position on the outer surface of the rail train and used for obtaining corresponding real-time measured data. The control device is connected with the measurement device and used for storing and transmitting data. The drawing device is remotely connected with the control device and used for drawing a real-time positioning curve. The positioning analysis device is connected with the drawing device and used for determining the real-time position of the rail train according to the number of waveforms and/or waveform sets included in the real-time positioning curve of the corresponding measurement device and waveforms and/or waveform combinations included in a datum curve. The rail train positioning system has the beneficial effects that scheduling and transport managing personnel can better and more accurately master the running position of the train and the change situation of the running speed, find whether overspeeding and other situations happen to the assigned position or not in time, accurately manage the overspeeding and other situations and comprehensively arrange operation and the number of trains, the train operation safety is ensured, and the control efficiency is improved.
Description
Technical field
The present invention relates to field of traffic, particularly relate to a kind of track train position fixing system and method.
Background technology
Railway, subway is as modern vehicles of common, inseparable with the trip of people; In real time, accurately determine that train position is in the line the prerequisite ensureing safely, play efficiency, provide optimal service, a lot of location technology is all the exact location that cannot provide train now, accurately locating in real time train can not be accomplished, like this to the scheduling of train, speed-raising, the analyzing and processing of precision data is all current track traffic problems faced.
Summary of the invention
For above-mentioned Problems existing, a kind of is now provided to draw a kind of track train position fixing system that train is located in real time and method in the tracing analysis of utilization range finding collection of illustrative plates.
Specific embodiment of the invention scheme is:
A kind of track train position fixing system, is applicable to track train, wherein, comprises:
At least one measurement mechanism, is arranged on the predeterminated position of the outside face of described track train, for measuring the distance of described predeterminated position to object under test when described track train is run, obtains corresponding real-time measuring data;
One control setup, connects described measurement mechanism respectively, for storing and transmitting data;
One drawing apparatus, is connected with described control setup is long-range, for drawing corresponding real-time auditory localization cues according to the described real-time measuring data of the described track train obtained operationally continuous gauging;
Adopt the pre-rendered datum curve being associated with described track train operation whole process of described measurement mechanism, described datum curve comprises multistage squiggle, every section of described squiggle comprises multiple waveform with the first shape, and/or multiple waveform combination with fisrt feature;
One location analytical equipment, be connected with described drawing apparatus, for the quantity of the described waveform that comprises according to the described real-time auditory localization cues of the described measurement mechanism of correspondence and/or described waveform combination, and the described waveform that comprises of described datum curve and/or the contrast of described waveform combination, determine the real time position of described track train.
Above-mentioned track train position fixing system, wherein, also comprises:
Identification label, is arranged on the track desired location of described track train, comprising the identifying information of the current location for representing described identification label place;
Recognizer, being arranged on the position described track train outside face corresponding to described identification label, being connected, for reading described identifying information, to determine the real time position of described track train with described control setup.
Above-mentioned track train position fixing system, wherein, described positioning analysis device comprises:
First processing unit, is connected with described drawing apparatus, for obtaining the first real time position according to real-time auditory localization cues process;
Second processing unit, is connected with described control setup is long-range, for obtaining the second real time position of described track train according to described identifying information process;
Matching unit, is connected with described first processing unit and described second processing unit, for mating the information of described first real time position and described second real time position, judges the real time position of described track train.
Above-mentioned track train position fixing system, wherein, comprises
One alarm unit, is connected with described matching unit, for unsuccessfully sending alarm to described first real time position and described second real time position coupling.
Above-mentioned track train position fixing system, wherein, described measurement mechanism is laser sensor.
A kind of track train localization method, wherein, at the outside face of described track train, at least one measurement mechanism is set, described measurement mechanism is pre-rendered is associated with the datum curve that described track train runs whole process, described datum curve comprises multistage squiggle, every section of described squiggle comprises multiple waveform with the first shape, and/or multiple waveform combination with fisrt feature; Concrete steps comprise:
Step S1, obtains described track train operationally, the real-time measuring data from described measurement mechanism to object under test that described measurement mechanism gathers;
Step S2, according to described real-time measuring data, draw corresponding real-time auditory localization cues, described real-time auditory localization cues comprises multiple waveform with described first shape, and/or multiple waveform combination with described fisrt feature;
Step S3, carries out the matching analysis by described real-time auditory localization cues and described datum curve;
Step S4, the match is successful, obtains the first real time position of described track train, otherwise perform step S5;
Step S5, exports failed information and carries out alarm.
Above-mentioned track train localization method, wherein, the described the matching analysis of described step S3 refers to, what comprise according to described real-time auditory localization cues has the described waveform of described first shape and/or the quantity of described waveform combination, and described datum curve comprise there is the described waveform of described first shape and/or the combination of described waveform, determine the real time position of described track train.
Above-mentioned track train localization method, wherein, the track desired location of described track train arranges identification label, and described identification label comprises the identifying information of current location, adjusted the real time position error of described track train by described label information, concrete steps comprise:
Step S101, reads the described current location on described identification label, obtains the second real time position of described track train;
Step S102, contrasts described first real time position and described second real time position, obtains a correlative value;
Step 103, when described correlative value is less than a preset value, described first real time position is described track train real time position;
Step 104, when described correlative value is greater than described preset value, carries out alarm.
The invention has the beneficial effects as follows: by making scheduling to the accurate location of track train, fortune pipe personnel grasp train operation position more accurately, the situation of change of moving velocity, whether energy Timeliness coverage assigned position exists the situations such as hypervelocity is accomplished Precision management, the operation of overall arrangement train number and quantity, ensure train operating safety, improve management and control efficiency.
Accompanying drawing explanation
Fig. 1, Fig. 2 are the constructive embodiment of system in a kind of track train position fixing system of the present invention and method;
Fig. 3, Fig. 4 are the flow embodiment of method in a kind of track train position fixing system of the present invention and method.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of protection of the invention.
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as limiting to the invention.
As shown in Figure 1;
A kind of track train position fixing system, be applicable to track train, comprise: at least one measurement mechanism 1, control setup 2, drawing apparatus 3, positioning analysis device 4, wherein, measurement mechanism 1 is arranged on the predeterminated position of the outside face of track train, for measuring the distance of predeterminated position to object under test when track train operation, and obtains corresponding real-time measuring data; Control setup 2 connects measurement mechanism 1 respectively, for storing and transmitting data; Drawing apparatus 3 is connected with control setup 2 is long-range, for drawing corresponding real-time auditory localization cues according to the real-time measuring data of the track train obtained operationally continuous gauging; Adopt the pre-rendered track train that is associated with of measurement mechanism 1 to run omnidistance datum curve, datum curve comprises multiple waveform with the first shape, and/or multiple waveform combination with fisrt feature; Positioning analysis device 4 is connected with drawing apparatus 3, for the waveform with the first shape comprised according to the real-time auditory localization cues of corresponding measurement mechanism 1, and/or multiple quantity with the waveform combination of fisrt feature, and the waveform that comprises of datum curve and/or waveform combination contrast, determine the real time position of track train
Track train operationally, need to position it, locate more accurate then operating safety factor higher, therefore the present invention installs at least one measurement mechanism 1 in track train, measure measurement mechanism 1 in track train with this measurement mechanism 1 and arrive the distance of object under test, object under test comparatively can be determined for number, the track sleeper that arrangement is comparatively regular or station platform etc., track train operationally carries out the measurement of distance, obtain the real-time measuring data of track train, this real-time measuring data is transferred to drawing apparatus 3 by control setup 2, real-time auditory localization cues corresponding to real-time measuring data is drawn out by drawing apparatus 3, this real-time auditory localization cues comprises multiple waveform with the first shape, and/or multiple waveform combination with fisrt feature, waveform combination comprises the first shaped wave, and the waveform different from the first shaped wave feature that first is formed before and after shaped wave, the one group of waveform for identification formed, real-time auditory localization cues and drawing apparatus 3 are comprised the datum curve of multiple squiggle to the drafting of same road segment in advance, and (each squiggle comprises multiple waveform with the first shape, and/or multiple waveform combination with fisrt feature) be analyzed, namely by the waveform quantity of the first shape in real-time auditory localization cues, and/or there is the comparative result of quantity of waveform combination of fisrt feature, determine the real time position of track train.
In present pre-ferred embodiments, native system also comprises: identification label and recognizer, and wherein, identification label is arranged on track desired location, comprises the identifying information of the current location for representing identification label place; Recognizer is arranged on position track train outside face corresponding to identification label, is connected, for reading identifying information, to determine the real time position of track train with control setup 2.The recognizer of native system and identification label play the corrective action of locating in real time track train, recognizer is arranged in track train, when by identification label, identification label is read, identification label is set on default fixed position usually, as set an identification label every a segment distance, when track train is run, may because of the disappearance of object under test, there is deviation in the quantity calculating object under test, and then affect the accuracy that track train is located in real time, at this moment by reading the information of the identification label current location being arranged on desired location, the error of the real-time location of the track train drawn through tracing analysis is revised.
As shown in Figure 2;
In present pre-ferred embodiments, positioning analysis device 4 comprises: the first processing unit 41, second processing unit 42, matching unit 43, and wherein, the first processing unit 41 is connected with drawing apparatus 3, for obtaining the first real time position according to real-time auditory localization cues process; Second processing unit 42 is connected with control setup 2 is long-range, for obtaining the second real time position of track train according to identifying information process; Matching unit 43 is connected with the first processing unit 41 and the second processing unit 42, for mating the information of the first real time position and the second real time position, judges the real time position of track train.In positioning analysis device 4, first processing unit 41 obtains the first real time position mainly through the comparison of the waveform quantity of the first shape in the real-time auditory localization cues drawn drawing apparatus 3 and datum curve, second processing unit 42 is by reading second real time position of identification label acquisition when reading tag being arranged on track predeterminated position, through the contrast of matching unit 43 to two real time positions, in order to correct the error of the first real time position, ensure the accuracy to track train location.
In present pre-ferred embodiments, native system also comprises an alarm unit 5, and alarm unit 5 is connected with matching unit 43, for mating unsuccessful giving the alarm to the first real time position and the second real time position.Excessive the giving the alarm of error is processed in time in order to reminding user.
In present pre-ferred embodiments, measurement mechanism 1 is laser sensor.Laser sensor can the range observation of enterprising line stabilization at the train of running at high speed.
As shown in Figure 3;
In present pre-ferred embodiments, this track train position fixing system comprises a kind of track train localization method, at track train outside face, at least one measurement mechanism 1 is set, the pre-rendered waveform with the first waveform of measurement mechanism 1, and multiple datum curve (datum curve comprises multistage squiggle, and every section of squiggle comprises multiple waveform and/or waveform combination) with the waveform combination of fisrt feature; Method concrete steps comprise:
Step S1, obtains track train operationally, the real-time measuring data from measurement mechanism 1 to object under test that measurement mechanism 1 gathers;
Step S2, according to real-time measuring data, draw corresponding real-time auditory localization cues, real-time auditory localization cues comprises multiple waveform with the first shape, and/or multiple waveform combination with fisrt feature;
Step S3, carries out the matching analysis by real-time auditory localization cues and datum curve;
Step S4, the match is successful, obtains the first real time position of track train, otherwise perform step S5;
Step S5, exports failed information and carries out alarm.
Method of the present invention is when track train is by a predetermined road section, the range data of this measurement mechanism 1 to object under test measured by measurement mechanism 1 in its track train, and form datum curve according to the data measured, this datum curve comprises multistage squiggle, every section of squiggle comprises multiple waveform with the first shape, and multiple waveform combination with fisrt feature; The basis of datum curve is measured in real time to track train, real-time auditory localization cues corresponding to real time data is gone out according to the Plotting data that this measures acquisition in real time, because of the object that object under test is multiple aligned transfer, therefore the real-time auditory localization cues obtained is multiplely have the waveform of the first shape and multiple squiggle with the waveform combination of fisrt feature, real-time auditory localization cues and datum curve are carried out contrast mate, obtain the real time position of track train.
On technique scheme basis, further, the matching analysis of step S3 refers to, what comprise according to real-time auditory localization cues has the waveform of the first shape and/or the quantity of waveform combination, and the combination of the waveform and/or waveform with the first shape that datum curve comprises is analyzed, and determines the first real time position of track train.
This technical scheme is that the waveform of the first shape and/or the quantity of waveform combination by contrasting datum curve and real-time auditory localization cues carries out contrasting the real time position specifically determining track train, to obtain the elaborate position of track train.
As shown in Figure 4;
On technique scheme basis, further, the track desired location of track train arranges identification label, and identification label comprises the information of current location, and by the real time position error of label information adjustment track train, concrete steps comprise:
Step S101, reads the current location on identification label, obtains the second real time position of track train;
Step S102, contrasts the first real time position and the second real time position, obtains a correlative value;
Step 103, when correlative value is less than a preset value, the first real time position is track train real time position;
Step 104, when correlative value is greater than preset value, carries out alarm.
When track train is run, analyze the real-time auditory localization cues that there is the correspondence of drafting in the section passed through, the current location information of the identification label of track predeterminated position is arranged on according to the curve quantity of shape approximation in real-time auditory localization cues and reading, to track train Dual positioning, continuous alignment error in time, the real-time current position of positioning track train, when track train stops, the particular location that track train stops at predetermined object is accurately oriented in the position that can stop according to real-time auditory localization cues, and error is extremely low.
The foregoing is only preferred embodiment of the present invention; not thereby embodiments of the present invention and protection domain is limited; to those skilled in the art; should recognize and all should be included in the scheme that equivalent replacement done by all utilizations specification sheets of the present invention and diagramatic content and apparent change obtain in protection scope of the present invention.
Claims (8)
1. a track train position fixing system, is applicable to track train, it is characterized in that, comprising:
At least one measurement mechanism, is arranged on the predeterminated position of the outside face of described track train, for measuring the distance of described predeterminated position to object under test when described track train is run, obtains corresponding real-time measuring data;
One control setup, connects described measurement mechanism respectively, for storing and transmitting data;
One drawing apparatus, is connected with described control setup is long-range, for drawing corresponding real-time auditory localization cues according to the described real-time measuring data of the described track train obtained operationally continuous gauging;
Adopt the pre-rendered datum curve being associated with described track train operation whole process of described measurement mechanism, described datum curve comprises multistage squiggle, every section of described squiggle comprises multiple waveform with the first shape, and/or multiple waveform combination with fisrt feature;
One location analytical equipment, be connected with described drawing apparatus, for the quantity of the described waveform that comprises according to the described real-time auditory localization cues of the described measurement mechanism of correspondence and/or described waveform combination, and the described waveform that comprises of described datum curve and/or described waveform combination, determine the real time position of described track train.
2. track train position fixing system as claimed in claim 1, is characterized in that, also comprise:
Identification label, is arranged on the track desired location of described track train, comprising the identifying information of the current location for representing described identification label place;
Recognizer, being arranged on the position described track train outside face corresponding to described identification label, being connected, for reading described identifying information, to determine the real time position of described track train with described control setup.
3. track train position fixing system as claimed in claim 1, it is characterized in that, described positioning analysis device comprises:
First processing unit, is connected with described drawing apparatus, for obtaining the first real time position according to real-time auditory localization cues process;
Second processing unit, is connected with described control setup is long-range, for obtaining the second real time position of described track train according to described identifying information process;
Matching unit, is connected with described first processing unit and described second processing unit, for mating the information of described first real time position and described second real time position, judges the real time position of described track train.
4. track train position fixing system as claimed in claim 3, is characterized in that, comprise
One alarm unit, is connected with described matching unit, for unsuccessfully sending alarm to described first real time position and described second real time position coupling.
5. track train position fixing system as claimed in claim 1, it is characterized in that, described measurement mechanism is laser sensor.
6. a track train localization method, it is characterized in that, at the outside face of described track train, at least one measurement mechanism is set, described measurement mechanism is pre-rendered is associated with the datum curve that described track train runs whole process, described datum curve comprises multistage squiggle, every section of described squiggle comprises multiple waveform with the first shape, and/or multiple waveform combination with fisrt feature; Concrete steps comprise:
Step S1, obtains described track train operationally, the real-time measuring data from described measurement mechanism to object under test that described measurement mechanism gathers;
Step S2, according to described real-time measuring data, draw corresponding real-time auditory localization cues, described real-time auditory localization cues comprises multiple waveform with described first shape, and/or multiple waveform combination with described fisrt feature;
Step S3, carries out the matching analysis by described real-time auditory localization cues and described datum curve;
Step S4, the match is successful, obtains the first real time position of described track train, otherwise perform step S5;
Step S5, exports failed information and carries out alarm.
7. track train localization method as claimed in claim 6, it is characterized in that, the described the matching analysis of described step S3 refers to, what comprise according to described real-time auditory localization cues has the described waveform of described first shape and/or the quantity of described waveform combination, and described datum curve comprise there is the described waveform of described first shape and/or the combination of described waveform, determine the real time position of described track train.
8. track train localization method as claimed in claim 6, it is characterized in that, the track desired location of described track train arranges identification label, described identification label comprises the identifying information of current location, adjusted the real time position error of described track train by described label information, concrete steps comprise:
Step S101, reads the described current location on described identification label, obtains the second real time position of described track train;
Step S102, contrasts described first real time position and described second real time position, obtains a correlative value;
Step 103, when described correlative value is less than a preset value, described first real time position is described track train real time position;
Step 104, when described correlative value is greater than described preset value, carries out alarm.
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|---|---|---|---|
| CN201510350150.XA CN104986188A (en) | 2015-06-19 | 2015-06-19 | Rail train positioning system and method |
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| CN201510350150.XA CN104986188A (en) | 2015-06-19 | 2015-06-19 | Rail train positioning system and method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106080674A (en) * | 2016-08-30 | 2016-11-09 | 湖南中车时代通信信号有限公司 | The calibration steps of a kind of train location and system |
| CN107402006A (en) * | 2017-07-24 | 2017-11-28 | 武汉大学 | Train precision positioning method and system based on the matching of track geometry characteristic information |
| CN109693678A (en) * | 2017-10-23 | 2019-04-30 | 株式会社大福 | Vehicle |
| CN112109774A (en) * | 2020-09-30 | 2020-12-22 | 西南交通大学 | Train positioning system based on sleeper defect characteristic detection |
-
2015
- 2015-06-19 CN CN201510350150.XA patent/CN104986188A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106080674A (en) * | 2016-08-30 | 2016-11-09 | 湖南中车时代通信信号有限公司 | The calibration steps of a kind of train location and system |
| CN106080674B (en) * | 2016-08-30 | 2017-11-03 | 湖南中车时代通信信号有限公司 | The calibration method and system of a kind of train positioning |
| CN107402006A (en) * | 2017-07-24 | 2017-11-28 | 武汉大学 | Train precision positioning method and system based on the matching of track geometry characteristic information |
| CN107402006B (en) * | 2017-07-24 | 2019-10-25 | 武汉大学 | Based on the matched train precision positioning method of track geometry characteristic information and system |
| CN109693678A (en) * | 2017-10-23 | 2019-04-30 | 株式会社大福 | Vehicle |
| CN112109774A (en) * | 2020-09-30 | 2020-12-22 | 西南交通大学 | Train positioning system based on sleeper defect characteristic detection |
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Application publication date: 20151021 |