CN106347415A - Positioning method of train operation monitoring device - Google Patents
Positioning method of train operation monitoring device Download PDFInfo
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- CN106347415A CN106347415A CN201610935127.1A CN201610935127A CN106347415A CN 106347415 A CN106347415 A CN 106347415A CN 201610935127 A CN201610935127 A CN 201610935127A CN 106347415 A CN106347415 A CN 106347415A
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- ground point
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000012806 monitoring device Methods 0.000 title claims abstract description 13
- 230000004044 response Effects 0.000 claims abstract description 21
- 230000004807 localization Effects 0.000 claims description 8
- 238000012546 transfer Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000012937 correction Methods 0.000 abstract description 9
- 238000009413 insulation Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 3
- 238000004891 communication Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000003137 locomotive effect Effects 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 235000009566 rice Nutrition 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
- B61L25/026—Relative localisation, e.g. using odometer
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The invention provides a positioning method of a train operation monitoring device. The positioning method comprises the following steps: setting a plurality of ground point type information storage devices along a line; storing all existing ground point type information on the line in advance in an LKJ internal storage unit; in a train driving process, sending a signal to the ground point type information storage devices in a pre-set distance of the front side; meanwhile, receiving signal response, sent by the ground point type information storage devices, through a receiving device; acquiring signal response content through the communication between the LKJ and the ground point type information storage devices; analyzing the signal response content by the LKJ to acquire a ground point ID (Identity) number in the ground point type information; matching the ground point ID number with the ground point type information stored in the LKJ internal storage unit; and carrying out automatic positioning operation on the LKJ according to position information of ground points in the signal response content. According to the positioning method provided by the invention, manual interference of a driver is not needed, so that manual errors caused by manual intervention are reduced; and incorrect correction caused by the fact that an insulation joint signal is not accurate is avoided.
Description
Technical field
The present invention relates to a kind of train operation monitoring device localization method.
Background technology
Train Positioning Technology is one of core technology of Locomotive Running Monitor System, when train position error is big, may
Lead to preventing train from advancing rashly, preventing the functions closely related with train position such as train hypervelocity from losing in Locomotive Running Monitor System
The accuracy of effect, therefore train positioning is directly connected to the operation safety of train.
In the prior art, lkj mainly has a following method that train is positioned:
1) train operation monitoring device (hereinafter referred to as lkj) manually sets train initial bit confidence by special ic card or driver
Breath, during train initial position in train operation to data, driver passes through specific operation, makes lkj start to call data, makes dress
Put display train position to be consistent with train physical location；
2), in train operation way, distance-measurement computation is carried out according to lkj itself velocity sensor, realizes continuous to train position
Follow the trail of；
3), in train operation way, the track circuit information receiving is processed, therefrom obtained insulation joint signal, to train
Carry out position correction；
4), in train operation way, certain reason leads to train physical location to there is larger position error with device display train position
When, driver passes through specific operation, makes device change the train position of self poisoning, is consistent with train physical location；
5) current train gps information is obtained by gps device, be compared with gps information preset in data, line position is entered to train
Put correction；
There are the following problems for the above-mentioned mode that train is positioned:
Mode 1) and mode 4) need driver's manual intervention, directly influence the accuracy of positioning；
Mode 2) measurement result based on velocity sensor carries out locating and tracking, due to having what the factors such as idle running, skidding were brought
Measurement error, under specified conditions, error is larger；
Mode 3) adopt insulation joint information correction train position, due to there are special circumstances (such as: ab rail), need insulation joint is entered
Row accurately identifies, and under specified conditions, error is larger；
Mode 5) adopt gps information correction, and adopt it is impossible to collect gps information in case of when major long tunnel or gps poor signal
Collect gps information and there is certain error it is impossible to precise calibration is carried out to train position.
Content of the invention
It is pinpoint that the technical problem to be solved in the present invention is that offer one kind can be carried out to train operation monitoring device
Method, to solve the problems, such as prior art.
The present invention employs the following technical solutions:
A kind of train operation monitoring device localization method, comprising:
Along circuit, multiple ground point type information-storing device is set；The ground of described ground point type information-storing device storage inside
Point information includes topocentric unique id, ground point present position；
Existing all ground point information on circuit is prestored in lkj internal storage unit；
During train driving, the forwards ground point type information-storing device sending signal in setpoint distance, pass through to set simultaneously
The ground point type information receiver put ON TRAINS receives the signal response that ground point type information-storing device sends, and lkj leads to
Cross the acquisition signal response contents that communicate with ground point type information receiver；
Lkj parses to signal response contents, obtains the ground point id in ground point information, and by ground point id in
In lkj internal storage unit, the ground point information of storage is mated, if matching corresponding point information, then according to signal
Ground point present position information in response contents carries out being automatically positioned operation to lkj；If coupling is less than then abandoning this ground point
Id, is no longer mated.
The ground point type packet prestoring in described lkj internal storage unit includes topocentric unique id, ground point
Absolute position.
When carrying out location positioning using the signal response contents that parse, the time delay that needs always according to data transfer and working as
Retrieve in front speed, the distance that calculating needs compensate, the distance compensating as needed and acquisition lkj is topocentric absolute
Position, the position current to train in lkj is corrected positioning.
The ground point information of described ground point type information-storing device storage inside also includes ground point distance.
Beneficial effects of the present invention: (1) does not need driver's Human disturbance, decrease manual intervention and may bring artificial mistake
Difference；(2) avoid the inaccurate mistake correction leading to due to insulation joint signal；(3) avoid leading to gps to believe due to geographical position reason
Breath cannot obtain it is impossible to timely Correction Problemss.
Brief description
Fig. 1 is the schematic flow sheet of the present invention.
Fig. 2 is the display figure of man machine interface of the present invention.
Specific embodiment
With reference to the accompanying drawings and detailed description the present invention is described in further detail.
As shown in figure 1, the present invention provides a kind of train operation monitoring device localization method, accurately fixed for carrying out to train
Position.
It includes:
Multiple ground point type information-storing device along circuit setting；It is single that this ground point type information-storing device at least includes storage
First and wireless communication unit, for receive that train sends accordingly after corresponding corresponding information be sent to train set
Standby.This ground point type information storing device and transponder can be distinct device because in assembly of the invention the information of storage and
Ground transponder is different；But same equipment may also be employed to save the laying cost of ground installation, now, response can be used directly
Data in device, simultaneously to the memory element point of addition data in transponder.
In the above-mentioned memory element of ground point type information-storing device, the information of storage includes topocentric unique id(ground
The guid(GUID of cake) guarantee to identify different ground points), ground point location information (positional information describe
Including so-and-so line upper descending 123.4567 kilometer posts), ground point distance (such as front signal machine numbering and away from front signal
Machine distance or rear signal machine are numbered and away from rear signal machine distance).
Existing all ground point information on circuit, the information of this storage is prestored in lkj internal storage unit
Including more have the absolute position (for example apart from xx semaphore xxx rice) of topocentric id, ground point position, described absolute position
It is set to the point information characteristics of description storage, for example, have work business wire size, work business up-downgoing, kilometer post information etc.；Train driving process
In, when needing to be positioned, the forwards ground point type information Store in setpoint distance (this setpoint distance sets as needed)
Device sends request signal, after the ground point type information-storing device in setpoint distance receives request signal, believes at outgoing
Number response, setting ground point type information receiver ON TRAINS receives the signal that ground point type information-storing device sends and rings
Should, and lkj is by communicating with obtaining signal response contents with ground point type information receiver.
Lkj needs signal response contents are parsed, and obtains the ground point id in ground point information, and by ground
The ground point information that point id stores in lkj internal storage unit is mated, if matching corresponding point information, then
Existing on circuit according to prestoring in the ground point present position information in signal response contents and lkj internal storage unit
All ground point information carries out being automatically positioned operation to lkj；If coupling is less than then abandoning this ground point id, no longer carry out
Join.Above-mentioned when carrying out location Calculation, first pass through the ground point information that id can retrieve in internal storage unit, according to ground
The positional information that point information provides, is compared with the current location information in vehicle-mounted data, if not being ground in vehicle-mounted data
The positional information that face point information provides, then be modified by the positional information that ground point information provides.
Due to sending request and receiving in response process, have the delay of the time that data transfer causes, and in this phase
Between, train is moved forward with high speed, and therefore, discounting for the delay of information, positioning can be inaccurate.Using the letter parsing
When number response contents carry out location positioning, the time delay needing always according to data transfer and current speed, calculating needs to compensate
The topocentric absolute position retrieving in distance, the distance then compensating as needed and acquisition lkj, works as to train in lkj
Front position is corrected positioning.
As shown in Fig. 2 train operation monitoring device (abbreviation lkj) passes through aforesaid operations, and show each on display interface
The position of labelling point (as semaphore etc.), train is presented on display interface in Fig. 2 mode, and according to the physical location obtaining
It is adjusted showing.
The present invention it is not necessary to driver's Human disturbance, is decreased manual intervention and may bring personal error when positioning；
Avoid the inaccurate mistake correction leading to due to insulation joint signal simultaneously；Also avoid leading to gps to believe due to geographical position reason
Breath cannot obtain it is impossible to timely Correction Problemss.
Above-described is only the preferred embodiment of the present invention it is noted that for a person skilled in the art,
Under the premise of without departing from general idea of the present invention, some changes and improvements can also be made, these also should be considered as the present invention's
Protection domain.
Claims (4)
1. a kind of train operation monitoring device localization method it is characterised in that: include:
Along circuit, multiple ground point type information-storing device is set；The ground of described ground point type information-storing device storage inside
Point information includes topocentric unique id, ground point present position；
Existing all ground point information on circuit is prestored in lkj internal storage unit；
During train driving, the forwards ground point type information-storing device sending signal in setpoint distance, pass through to set simultaneously
The ground point type information receiver put ON TRAINS receives the signal response that ground point type information-storing device sends, and lkj leads to
Cross the acquisition signal response contents that communicate with ground point type information receiver；
Lkj parses to signal response contents, obtains the ground point id in ground point information, and by ground point id in
In lkj internal storage unit, the ground point information of storage is mated, if matching corresponding point information, then according to signal
Ground point present position information in response contents carries out being automatically positioned operation to lkj；If coupling is less than then abandoning this ground point
Id, is no longer mated.
2. a kind of train operation monitoring device localization method according to claim 1 it is characterised in that: inside described lkj
The ground point type packet prestoring in memory element includes topocentric unique id, topocentric absolute position.
3. a kind of train operation monitoring device localization method according to claim 1 it is characterised in that: using parsing
Signal response contents when carrying out location positioning, the time delay needing always according to data transfer and current speed, calculate and need to mend
The topocentric absolute position retrieving in the distance repaid, the distance compensating as needed and acquisition lkj, works as to train in lkj
Front position is corrected positioning.
4. a kind of train operation monitoring device localization method according to claim 1 it is characterised in that: described ground point type
The ground point information of information-storing device storage inside also includes ground point distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610935127.1A CN106347415A (en) | 2016-11-01 | 2016-11-01 | Positioning method of train operation monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610935127.1A CN106347415A (en) | 2016-11-01 | 2016-11-01 | Positioning method of train operation monitoring device |
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| Publication Number | Publication Date |
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| CN106347415A true CN106347415A (en) | 2017-01-25 |
Family
ID=57864279
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610935127.1A Pending CN106347415A (en) | 2016-11-01 | 2016-11-01 | Positioning method of train operation monitoring device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146467A (en) * | 2017-12-21 | 2018-06-12 | 中国铁道科学研究院通信信号研究所 | A kind of magnetic-levitation train is accurately positioned auxiliary device and method |
| CN109211260A (en) * | 2018-10-30 | 2019-01-15 | 奇瑞汽车股份有限公司 | The driving path method and device for planning of intelligent vehicle, intelligent vehicle |
| CN114275016A (en) * | 2021-12-31 | 2022-04-05 | 河南思维自动化设备股份有限公司 | Method for compiling data of LKJ signal machine track circuit distribution table |
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| EP0761522A1 (en) * | 1995-08-30 | 1997-03-12 | Daimler-Benz Aktiengesellschaft | Method and device for determining the position of at least one part of a railborne vehicle and its use |
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| CN101480962A (en) * | 2009-01-22 | 2009-07-15 | 北京全路通信信号研究设计院 | Speed controlling method for running of combined train |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146467A (en) * | 2017-12-21 | 2018-06-12 | 中国铁道科学研究院通信信号研究所 | A kind of magnetic-levitation train is accurately positioned auxiliary device and method |
| CN109211260A (en) * | 2018-10-30 | 2019-01-15 | 奇瑞汽车股份有限公司 | The driving path method and device for planning of intelligent vehicle, intelligent vehicle |
| CN109211260B (en) * | 2018-10-30 | 2022-04-08 | 奇瑞汽车股份有限公司 | Intelligent vehicle driving path planning method and device and intelligent vehicle |
| CN114275016A (en) * | 2021-12-31 | 2022-04-05 | 河南思维自动化设备股份有限公司 | Method for compiling data of LKJ signal machine track circuit distribution table |
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