CN110104026A - Rail vehicle positioning system - Google Patents
Rail vehicle positioning system Download PDFInfo
- Publication number
- CN110104026A CN110104026A CN201910441892.1A CN201910441892A CN110104026A CN 110104026 A CN110104026 A CN 110104026A CN 201910441892 A CN201910441892 A CN 201910441892A CN 110104026 A CN110104026 A CN 110104026A
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- positioning
- positioning device
- identifier
- vehicle
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- 230000000875 corresponding effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or trains
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The present invention relates to a kind of rail vehicle positioning systems, including several the first positioning devices, several second positioning devices, first identifier, second identifier, the positioning accuracy of first positioning device is lower than the positioning accuracy of the second positioning device, several first positioning devices are arranged along orbital spacing, several second positioning devices are arranged along orbital spacing, and first positioning device and second positioning device are one group, it is reference with vehicle traffic direction, the second positioning device in same group is located at the front of the first positioning device, first identifier and the second identifier are mounted on vehicle, first identifier is for identifying first positioning device in vehicle driving to current first positioning device, second identifier is for identifying second positioning device in vehicle driving to current second positioning device.The present invention carries out Primary Location by the first positioning device, then is accurately positioned by the second positioning device, therefore positional accuracy can be improved.
Description
Technical field
The present invention relates to rail vehicle control technology field, in particular to a kind of rail vehicle positioning system.
Background technique
With popularizing for automobile, urban transportation receiving pressure is increasing, and accident is also to be stepped up.Since traffic above-ground
It is difficult to bear, underground traffic is expensive and space is limited, therefore overhead rail traffic is come into being.
The unmanned car steering of track in the process of development, needs the acquisition, processing and control of various information, especially in real time
The higher the better for property and required precision.Such as the location information of vehicle, only vehicle, which is run to behind designated position, controls vehicle again and holds
Row corresponding operating (such as stop, merge, point of rail) is just able to achieve the accurate operation control of vehicle.It at present can be real by GPS etc.
Existing station acquisition, but real-time and accuracy are but difficult to ensure.Therefore, how to realize that accurate positioning is urgently to be resolved at present
Technical problem.
Summary of the invention
It is an object of the invention to improve the not high deficiency of positional accuracy in the presence of the prior art, a kind of rail is provided
Road vehicle positioning system, to improve the accuracy of positioning.
In order to achieve the above-mentioned object of the invention, the embodiment of the invention provides following technical schemes:
A kind of rail vehicle positioning system, including several first positioning devices, several second positioning devices, the first knowledge
Other device, the second identifier, the positioning accuracy of the first positioning device are lower than the positioning accuracy of the second positioning device, several are first fixed
Position device is arranged along orbital spacing, several second positioning devices are arranged along orbital spacing, and first positioning device and one
A second positioning device is one group, is reference with vehicle traffic direction, and the second positioning device in same group is located at the first positioning
The front of device, first identifier and the second identifier are mounted on vehicle, the first identifier be used for vehicle driving extremely
First positioning device is identified when current first positioning device, the second identifier is used in vehicle driving to current second positioning
Second positioning device is identified when device.
In above-mentioned rail vehicle positioning system, when the first identifier identifies the first positioning device, that is, realize probably
Primary Location；Since the positioning accuracy of the second positioning device is higher than the positioning accuracy of the first positioning device, when the second knowledge
When other device identifies the second positioning device, that is, further fine positioning is realized, therefore positioning accuracy can be improved.
In one embodiment, first positioning device is RFID label tag, and first identifier is RFID card reading
Device.RFID tag technology is mature, and at low cost, therefore realizes that Primary Location not only may be implemented tentatively to determine using RFID label tag
Position, can also reduce cost, and positioning accuracy is also relatively high, can achieve meter level.
In one embodiment, second positioning device is light device, and second identifier is light-receiving device.Light out
Device and light-receiving device constitute photoelectric tube, and the transversely acting distance of photoelectric tube is Centimeter Level, and the response time is Millisecond, therefore is adopted
Positioning accuracy can be greatlyd improve by carrying out secondary positioning with photoelectric tube.
Above-mentioned rail vehicle positioning system further includes vehicle operating control device, respectively with card reader and light-receiving device signal
Connection.
On the basis of above-mentioned dual-positioning, vehicle operating control device is just ready when level-one positions, once two
Grade orientation triggering exports control signal, executes corresponding actions, therefore the movements such as accurate parking, merger, point of rail may be implemented, and protects
Barrier vehicle is accurately safely operated.
Compared with prior art, accurate position determination may be implemented in the present invention, then realizes vehicle in high-precision requirement position
Corresponding operation is executed when setting, and also complies with the tomorrow requirement of automatic driving vehicle development.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of rail vehicle positioning system provided in an embodiment of the present invention.
Description of symbols in figure
Track 1, RFID label tag 2, out light device 3, light-receiving device 4, RFID card reader 5, vehicle 6.
Specific embodiment
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually exist
The component of the embodiment of the present invention described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause
This, is not intended to limit claimed invention to the detailed description of the embodiment of the present invention provided in the accompanying drawings below
Range, but it is merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
Referring to Fig. 1, in the rail vehicle positioning system provided in the present embodiment, including several RFID label tags 2, it is several
It is a go out light device 3, a RFID card reader 5, a light-receiving device 4, two RFID label tags 2 are illustrated only in Fig. 1 and one goes out light device 3
As signal.
Several RFID label tags 2 are spaced along track 1 to be arranged, several go out light device 3 and are also spaced setting along track 1, works as RFID
Label 2 and after light device 3 is arranged in track 1 out, each RFID label tag 2 and the out position of light device 3 i.e. it has been determined that be known quantity,
It can be labeled in map.Several RFID label tags 2 go out light device 3 with several can be uniformly arranged along track, can also unevenly set
It sets.It is one group that one RFID label tag 2 and one, which go out light device 3, is reference with 6 traffic direction of vehicle (in figure shown in arrow), same
The front for going out light device 3 and being located at RFID label tag 2 in group.
RFID card reader 5 and light-receiving device 4 are mounted on vehicle 6, and RFID card reader 5 is used to travel in vehicle 6 to current
The information of the RFID label tag 2 is read when RFID label tag 2, light-receiving device 4 is used for should in the traveling of vehicle 6 to reception when currently going out light device 3
The light that light device 3 is emitted out.
The positioning accuracy of RFID label tag 2 is that meter level, out light device 3 and light-receiving device 4 constitute photoelectric tube, the positioning of photoelectric tube
Precision is Centimeter Level, and the response time is Millisecond, when the induction range of the traveling of vehicle 6 to Current RFID tags 2, RFID card reading
Device 5 is the information (such as ID number) that the RFID label tag 2 can be read, then the current location of vehicle 6 can primarily determine；When vehicle 6 after
It continues and sails, after light-receiving device 4 receives out the light of the transmitting of light device 3, since the positioning accuracy of photoelectric tube is Centimeter Level, vehicle
6 current location can determine Centimeter Level, realizes and is accurately positioned.
The purpose that light device 3 is provided is that positioning accuracy is further increased in the orientation range of RFID label tag, therefore, generally
Ground, in same group, RFID label tag 2 can be set to the distance of reaction of used RFID label tag with the distance between light device 3 out,
Or it is bigger or smaller.
If vehicle operating control device is connect with card reader and 4 signal of light-receiving device respectively, then vehicle operating control device
Start to monitor light-receiving device 4 when card reader reads the information of RFID label tag 2, receives out what light device 3 was emitted in light-receiving device 4
Output control signal when light, control execute corresponding operating, such as stop, and vehicle 6 can be realized and accurately stop.Vehicle operation control
Device is the device for referring to control vehicle 6 and running, and can receive signal, and different control letters are exported in different trigger conditions
Number, such as control parking controls point of rail, has in current rail vehicle, is also possible to be located at control centre, therefore, this implementation
It does not run business into particular one and states to its structure in example.
Generally, in order to avoid mutual interference, the spacing distance of two neighboring RFID label tag 2 is greater than its positioning accurate
Degree, can also save label cost in this way.If inevitably two RFID label tags 2 are closer, such as the point of rail time-division
Not She Zhi the RFID label tag 2 on two tracks 1 can read since each RFID label tag 2 has an independent ID number
When getting the information of RFID label tag 2, due RFID label tag 2 on current driving path is judged whether it is by ID number, if not
It is to ignore, if then starting to monitor whether light-receiving device 4 receives light, the reliability controlled with this support vehicles.
Readily comprehensible, in 1 vehicle of track, 6 positioning system provided in this embodiment, RFID label tag 2 and photoelectric tube are only
It illustrates as a kind of preferably embodiment, the core concept of 1 vehicle of track, 6 positioning system provided in this embodiment is to pass through
The setting of dual-positioning device, and the positioning accuracy of dual-positioning device is different, first realizes tentatively substantially to position and realize again accurately
Positioning, and then realize accurate effective control of vehicle 6.
It will therefore be appreciated that being, the present invention provides a kind of rail vehicle positioning systems, including several the first positioning dresses
It sets, several second positioning devices, the first identifier, the second identifier, the positioning accuracy of the first positioning device is fixed lower than second
The positioning accuracy of position device, several first positioning devices are arranged along orbital spacing, several second positioning devices are along interorbital
Every setting, and first positioning device and second positioning device are one group, are to refer to vehicle traffic direction, same group
In the second positioning device be located at the front of the first positioning device, first identifier and the second identifier are mounted on vehicle
, the first identifier is for identifying first positioning device, the second identification in vehicle driving to current first positioning device
Device is for identifying second positioning device in vehicle driving to current second positioning device.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, term " first ", " second " etc. be only used for distinguish description, and should not be understood as instruction or
Imply relative importance.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.
Claims (4)
1. a kind of rail vehicle positioning system, which is characterized in that including several first positioning devices, several the second positioning dresses
It sets, the first identifier, the second identifier, the positioning accuracy of the first positioning device is lower than the positioning accuracy of the second positioning device, if
Dry the first positioning device is arranged along orbital spacing, several second positioning devices are arranged along orbital spacing, and one first fixed
Position device and second positioning device are one group, are reference with vehicle traffic direction, the second positioning device position in same group
In the front of the first positioning device, first identifier and the second identifier are mounted on vehicle, and the first identifier is used for
Identify first positioning device when vehicle driving to current first positioning device, the second identifier is used in vehicle driving to working as
Second positioning device is identified when preceding second positioning device.
2. rail vehicle positioning system according to claim 1, which is characterized in that first positioning device is RFID mark
Label, first identifier are RFID card reader.
3. rail vehicle positioning system according to claim 1 or 2, which is characterized in that second positioning device is
Light device, second identifier are light-receiving device.
4. rail vehicle positioning system according to claim 3, which is characterized in that it further include vehicle operating control device,
It is connect respectively with card reader and light-receiving device signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910441892.1A CN110104026A (en) | 2019-05-24 | 2019-05-24 | Rail vehicle positioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910441892.1A CN110104026A (en) | 2019-05-24 | 2019-05-24 | Rail vehicle positioning system |
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| Publication Number | Publication Date |
|---|---|
| CN110104026A true CN110104026A (en) | 2019-08-09 |
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ID=67492210
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910441892.1A Pending CN110104026A (en) | 2019-05-24 | 2019-05-24 | Rail vehicle positioning system |
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| CN (1) | CN110104026A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111452841A (en) * | 2020-04-13 | 2020-07-28 | 江苏飞梭智行设备有限公司 | Rail car control system and method for a merging or splitting area |
| CN113511235A (en) * | 2020-04-10 | 2021-10-19 | 北京瑞途科技有限公司 | Positioning calibration method based on track |
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| US5803411A (en) * | 1996-10-21 | 1998-09-08 | Abb Daimler-Benz Transportation (North America) Inc. | Method and apparatus for initializing an automated train control system |
| CN101590864A (en) * | 2008-05-30 | 2009-12-02 | 黄金富 | Adopt the railway signal system of no center communication modes |
| CN102139704A (en) * | 2011-02-01 | 2011-08-03 | 中国铁道科学研究院基础设施检测研究所 | High-accuracy train positioning system based on radio frequency technology and positioning method thereof |
| EP3281839A1 (en) * | 2016-08-04 | 2018-02-14 | ALSTOM Transport Technologies | Method for locating a railway vehicle |
| CN109334718A (en) * | 2018-11-12 | 2019-02-15 | 徐州翔和高科电气有限公司 | A kind of mine locomotive transport monitor system ranging localization device and localization method |
| CN210083239U (en) * | 2019-05-24 | 2020-02-18 | 江苏飞梭智行设备有限公司 | Rail vehicle positioning system |
-
2019
- 2019-05-24 CN CN201910441892.1A patent/CN110104026A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5803411A (en) * | 1996-10-21 | 1998-09-08 | Abb Daimler-Benz Transportation (North America) Inc. | Method and apparatus for initializing an automated train control system |
| CN101590864A (en) * | 2008-05-30 | 2009-12-02 | 黄金富 | Adopt the railway signal system of no center communication modes |
| CN102139704A (en) * | 2011-02-01 | 2011-08-03 | 中国铁道科学研究院基础设施检测研究所 | High-accuracy train positioning system based on radio frequency technology and positioning method thereof |
| EP3281839A1 (en) * | 2016-08-04 | 2018-02-14 | ALSTOM Transport Technologies | Method for locating a railway vehicle |
| CN109334718A (en) * | 2018-11-12 | 2019-02-15 | 徐州翔和高科电气有限公司 | A kind of mine locomotive transport monitor system ranging localization device and localization method |
| CN210083239U (en) * | 2019-05-24 | 2020-02-18 | 江苏飞梭智行设备有限公司 | Rail vehicle positioning system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113511235A (en) * | 2020-04-10 | 2021-10-19 | 北京瑞途科技有限公司 | Positioning calibration method based on track |
| CN113511235B (en) * | 2020-04-10 | 2023-06-30 | 北京瑞途科技有限公司 | Positioning calibration method based on track |
| CN111452841A (en) * | 2020-04-13 | 2020-07-28 | 江苏飞梭智行设备有限公司 | Rail car control system and method for a merging or splitting area |
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