CN101020463A - Precise fault locating method and device for railway track checking car - Google Patents
Precise fault locating method and device for railway track checking car Download PDFInfo
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- CN101020463A CN101020463A CN 200710064655 CN200710064655A CN101020463A CN 101020463 A CN101020463 A CN 101020463A CN 200710064655 CN200710064655 CN 200710064655 CN 200710064655 A CN200710064655 A CN 200710064655A CN 101020463 A CN101020463 A CN 101020463A
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Abstract
The present invention discloses precise track fault locating method and device for railway track checking car, and belongs to the field of railway track detecting technology. The increased precise track fault locating device includes passive RF electronic labels embedded in the kilometer posts beside railway, antenna, RF electronic label reading out device and locating device set on the railway track checking car. While the railway track checking car passes through the kilometer post, precise position information is automatically input by means of adaptive fusion algorithm so as to provide the track fault detecting device with precise location. The present invention makes it possible for the track repairing person to find the track fault quickly.
Description
Technical field:
The present invention relates to the accurate positioning method and the device of a kind of railway track checking car disease place and railroad vehicle, belong to railroad track maintenance field of locating technology.
Background technology:
Railway track checking car adopts the position of meter axle instrument measuring and calculating train, thereby obtains the position in the disease place of institute's survey track.Owing to have problems such as producing sliding property, vibration during the train wheel operation, make that position that track checking car is remembered and actual position are variant, and this species diversity can be accumulated with the length of range ability.Adopt the calibrating method of the other kilometer post of artificial observation rail at present, can the part degree reduce cumulative errors.Yet still can not provide accurate location, and along with the raising of operating speed, error will be big more, more can't operate under dull thread.The position in disease place is inaccurate, with strengthening the intensity of railroad track service work even can't finding the inhomogeneous type disease of rigidity, incurs loss through delay the time of track Disease Processing, causes train accident hidden danger or influences ride quality, and is particularly serious down at a high speed.With regard to broad sense, the control of railroad vehicle need provide vehicle pinpoint location information.
Summary of the invention:
The objective of the invention is to provide a kind of method and apparatus that compared with prior art can disease place, more accurate location, thereby make things convenient for track service personnel and repair apparatus accurately and timely to handle disease.
The objective of the invention is to be achieved through the following technical solutions.
The present invention is on the basis of the detection of former track checking car disease and registration device, a kind of track checking car disease place accurate positioning device is provided, it comprises imbeds a kind of passive RF electronic tag or electronic tag movably temporarily on the other kilometer post of ground rail, this electronic tag writes down the location information and the out of Memory (electronic tag kilometer board) of kilometer post in the electronics mode, the information that interim movably electronic tag storage is transmitted on car, track checking car is provided with antenna and radio electronic label readout device, the radio electronic label readout device sends energy to the direction of burying dress passive RF electronic tag continuously by antenna in the track checking car operational process, in case the operation track checking car walks near the kilometer post that buries dress passive RF electronic tag, the passive RF electronic tag will receive energy and be waken up, and the radio electronic label readout device on track checking car sends the unique address information of this kilometer post of expression, the radio electronic label readout device is received the unique address information of this kilometer post by Car antnna, and the position of installing according to antenna, the speed per hour of train operation, and the input keyboard interface that the reading of meter axle instrument adopts " self adaptation blending algorithm " to provide precise position information and the disease detecting device (object computer) by track checking car is imported automatically, thereby give the disease detecting device one accurate reference position location of track checking car, guaranteed disease that the disease detecting device of track checking car detected with respect to track other kilometer indicate accurate location positioning.On the basis of accurate positioning correcting, realize the correction of accumulated error.In like manner, just read the information of on car, transmitting during near interim label, take some countermeasures for object computer when readout device.
For the application of this technology on engineering, take in label, to provide the time-delay correction for the installation of electronic tag lack of standardization with the effect correction precision, thereby under disavantage, guarantee correction accuracy.
Precision for corrective system is determined, special track form (bed hedgehopping track) is made in employing at required definite orbital position place (electronic tag corresponding position), when track checking car by the time from the track geometry map sheet, can obviously find out the expression of the special track form of doing, thereby can find out the distance of figure peak point by figure or graph data to check point, this can be revised by adjusting amount of delay apart from the correction error of expressing.
The invention has the beneficial effects as follows will make correction accuracy from originally smaller or equal to 30 meters bring up to ± 0.2 meter, the accurate location in track checking car disease place can allow the railroad track service personnel find the disease place quickly and accurately, in time get rid of the track fault, guarantee that safety of railway traffic on schedule.Realize that meanwhile terrestrial information transmits on car.
Description of drawings
Fig. 1 is railway track checking car disease place accurate positioning method of the present invention and apparatus structure scheme drawing.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is further described.
As shown in Figure 1, the present invention with a kind of passive RF electronic tag place the other kilometer post of fixing track or temporarily movably passive electronic label place by the track, antenna and radio electronic label readout device are placed on the mobile track checking car.The radio electronic label readout device is in the track checking car operational process, send energy to the direction of burying dress passive RF electronic tag continuously by antenna, the passive RF electronic tag will receive energy and be waken up, and the radio electronic label readout device on track checking car sends the unique address information of this kilometer post of expression.Registration device is received the unique address information of this kilometer post by Car antnna by received RF electronic tag readout device, and according to the position of antenna installation, the speed per hour of train operation and the reading of meter axle instrument, adopt " self adaptation blending algorithm " to provide precise position information, and the input keyboard interface of the disease detecting device by track checking car, input position control information automatically.
The self adaptation blending algorithm is with the pulse count of amount of delay conversion for meter axle instrument, and two interpulse length equal to take turns 1/ (meter axle instrument turns around and sends pulse number) of circumference.The sky line-spacing mileage of electronic tag readout device determines that the some design has lead, in order to the communication between correcting electronic label readout device, the disease place detecting device and the time-delay of detecting device data handing, the different speed of a motor vehicle need different corrections, its value is stored in the address relevant with number of pulses, need not to calculate the speed of a motor vehicle, the time-delay value of detecting device data handing is got whole sampling 1/2 of instrument pulse count of using tricks.For guarantee satisfy not install its time-delay under the label condition accurately, design amount of delay correction in the frame structure of electronic tag, it is worth big I by calculating or the measurement error amount obtains.
The frame structure of electronic tag: electronic tag producer: 1, keyword: 4, increase and decrease property: 1, milimeter number: 16, correction number: 6, parity check: 1, innings name: 7, the section name: 13, the line name: 12, row is other: 3, other: 64.
Realization in order to demonstrate the invention; above-mentioned specific embodiment has been described; but other variation of the present invention and modification; it will be apparent to those skilled in the art that, all belong to claim protection domain of the present invention in the essence of the disclosure of invention and any modification/variation in the fundamental principle scope or equivalent transformation.
Claims (5)
1, a kind of railway track checking car disease place accurate positioning device, it is characterized in that: comprise and imbed a kind of passive RF electronic tag or passive RF electronic tag movably temporarily on the other kilometer post of ground rail, antenna and radio electronic label readout device are set on the track checking car, meter axle instrument, registration device, disease detecting device and disease place registration device; Electronic tag writes down the location information and the out of Memory (electronic tag kilometer board) of kilometer post in the electronics mode, the radio electronic label readout device sends energy to the kilometer post direction of burying dress passive RF electronic tag continuously by antenna in the track checking car operational process, walk near the kilometer post or the interim electronic tag that uses that buries dress passive RF electronic tag when track checking car, the passive RF electronic tag will receive energy and be waken up, and the radio electronic label readout device on track checking car sends the unique address information and the out of Memory of this kilometer post of expression, the radio electronic label readout device is received the unique address information of this kilometer post by Car antnna, and the position of installing according to antenna, the speed per hour of train operation, and the reading of meter axle instrument, the input keyboard interface that adopts " self adaptation blending algorithm " to provide precise position information and the disease detecting device by track checking car is imported automatically, thereby give the location of the disease detecting device one accurate reference position of track checking car, guaranteed that the disease kilometer other with respect to track that the disease detecting device of track checking car is detected indicates accurate position location data, other information that also can obtain simultaneously in the radio electronic label take some countermeasures for object computers.
2, the localization method of a kind of track checking car disease according to claim 1 place accurate positioning device, it is characterized in that the vehicle positioning device is by locating information that receives the electronic tag readout device and the meter axle pulse of counting the axle instrument, provide the delay pulse amount of accurate location by " self adaptation blending algorithm ", from trend object computer input position control information.
3, a kind of railway track checking car disease according to claim 2 place accurate positioning method is characterized in that said " self adaptation blending algorithm " is with the pulse count of amount of delay conversion for meter axle instrument.
4, according to claim 2,3 described a kind of railway track checking car disease place accurate positioning method, the sky line-spacing mileage that it is characterized in that the electronic tag readout device determines that the some design has lead, in order to the communication between correcting electronic label readout device, the disease place registration device and the time-delay of data handing, the different speed of a motor vehicle need different corrections, its value is stored in the address relevant with number of pulses, need not to calculate the speed of a motor vehicle, track checking car detecting device both its time-delay value of object computer is got its sampling 1/2 of instrument pulse count of using tricks; For guarantee satisfy not install its time-delay under the label condition accurately, design amount of delay correction in the frame structure of electronic tag, it is worth big I by calculating or the measurement error amount obtains.
5, a kind of railway track checking car disease according to claim 2 place accurate positioning method, it is characterized in that determining and modification method for the precision of corrective system, special track form (bed hedgehopping track) is made in employing at required definite orbital position place (electronic tag corresponding position), when track checking car by the time from the track geometry map sheet, can obviously find out the special track form of doing expression, thereby can find out the distance of figure peak point by figure or graph data to check point, this can be revised by adjusting amount of delay apart from the correction error of expressing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 200710064655 CN101020463A (en) | 2007-03-22 | 2007-03-22 | Precise fault locating method and device for railway track checking car |
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| CN 200710064655 CN101020463A (en) | 2007-03-22 | 2007-03-22 | Precise fault locating method and device for railway track checking car |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101244723B (en) * | 2008-01-25 | 2010-12-22 | 深圳市丰泰瑞达实业有限公司 | Method and device for summarized information transmission of railway operation |
| 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 |
| CN101758836B (en) * | 2008-12-23 | 2011-09-07 | 中国铁道科学研究院基础设施检测研究所 | Proofreading method and system for mileage of track inspection car |
| CN101224752B (en) * | 2008-01-25 | 2012-02-15 | 深圳市丰泰瑞达实业有限公司 | Railway interval kilometer post amending method and device thereof |
| CN102673605A (en) * | 2011-03-08 | 2012-09-19 | 哈尔滨市科佳通用机电有限公司 | Method for locating fault in steel rail detection |
| US8576114B2 (en) | 2011-06-24 | 2013-11-05 | Thales Canada Inc. | Location of a transponder center point |
| CN104386093A (en) * | 2014-09-28 | 2015-03-04 | 株洲南车时代电气股份有限公司 | Train positioning device and method |
| CN106152950A (en) * | 2016-07-29 | 2016-11-23 | 上海岩土工程勘察设计研究院有限公司 | A kind of based on lining section geometric properties motion scan data mileage localization method |
| CN109577116A (en) * | 2018-12-31 | 2019-04-05 | 北京天高科科技有限公司 | Railway construction is laid a railway track mechanical navigation system |
| CN109583544A (en) * | 2018-12-31 | 2019-04-05 | 北京天高科科技有限公司 | Railway based on track version, sleeper flush type electronic tag overhauls positioning system |
| CN110346295A (en) * | 2019-07-15 | 2019-10-18 | 北京神州同正科技有限公司 | Defect combined positioning method and device, equipment and storage medium |
| CN110525479A (en) * | 2018-05-25 | 2019-12-03 | 比亚迪股份有限公司 | Mobile axle-counting device, track, Rail Transit System and control system |
| CN111522044A (en) * | 2020-05-06 | 2020-08-11 | 扬州哈工科创机器人研究院有限公司 | Vehicle positioning method and device |
| CN112743559A (en) * | 2020-12-29 | 2021-05-04 | 上海市东方海事工程技术有限公司 | Suspension type tunnel inspection robot, system and method |
| CN112860952A (en) * | 2020-12-17 | 2021-05-28 | 成都盛锴科技有限公司 | Method and system for positioning and repairing parts of inspection robot |
-
2007
- 2007-03-22 CN CN 200710064655 patent/CN101020463A/en active Pending
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101244723B (en) * | 2008-01-25 | 2010-12-22 | 深圳市丰泰瑞达实业有限公司 | Method and device for summarized information transmission of railway operation |
| CN101224752B (en) * | 2008-01-25 | 2012-02-15 | 深圳市丰泰瑞达实业有限公司 | Railway interval kilometer post amending method and device thereof |
| CN101758836B (en) * | 2008-12-23 | 2011-09-07 | 中国铁道科学研究院基础设施检测研究所 | Proofreading method and system for mileage of track inspection car |
| 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 |
| CN102673605A (en) * | 2011-03-08 | 2012-09-19 | 哈尔滨市科佳通用机电有限公司 | Method for locating fault in steel rail detection |
| US8576114B2 (en) | 2011-06-24 | 2013-11-05 | Thales Canada Inc. | Location of a transponder center point |
| CN104386093A (en) * | 2014-09-28 | 2015-03-04 | 株洲南车时代电气股份有限公司 | Train positioning device and method |
| CN106152950B (en) * | 2016-07-29 | 2018-12-25 | 上海岩土工程勘察设计研究院有限公司 | One kind being based on lining section geometrical characteristic motion scan data mileage localization method |
| CN106152950A (en) * | 2016-07-29 | 2016-11-23 | 上海岩土工程勘察设计研究院有限公司 | A kind of based on lining section geometric properties motion scan data mileage localization method |
| CN110525479A (en) * | 2018-05-25 | 2019-12-03 | 比亚迪股份有限公司 | Mobile axle-counting device, track, Rail Transit System and control system |
| CN109577116A (en) * | 2018-12-31 | 2019-04-05 | 北京天高科科技有限公司 | Railway construction is laid a railway track mechanical navigation system |
| CN109583544A (en) * | 2018-12-31 | 2019-04-05 | 北京天高科科技有限公司 | Railway based on track version, sleeper flush type electronic tag overhauls positioning system |
| CN110346295A (en) * | 2019-07-15 | 2019-10-18 | 北京神州同正科技有限公司 | Defect combined positioning method and device, equipment and storage medium |
| CN111522044A (en) * | 2020-05-06 | 2020-08-11 | 扬州哈工科创机器人研究院有限公司 | Vehicle positioning method and device |
| CN111522044B (en) * | 2020-05-06 | 2023-02-17 | 扬州哈工科创机器人研究院有限公司 | Vehicle positioning method and device |
| CN112860952A (en) * | 2020-12-17 | 2021-05-28 | 成都盛锴科技有限公司 | Method and system for positioning and repairing parts of inspection robot |
| CN112860952B (en) * | 2020-12-17 | 2023-06-20 | 成都盛锴科技有限公司 | Method and system for positioning and overhauling parts by inspection robot |
| CN112743559A (en) * | 2020-12-29 | 2021-05-04 | 上海市东方海事工程技术有限公司 | Suspension type tunnel inspection robot, system and method |
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