CN102167060B - Infrared bearing temperature detection tracking method for independent detection point - Google Patents
Infrared bearing temperature detection tracking method for independent detection point Download PDFInfo
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- CN102167060B CN102167060B CN 201010548890 CN201010548890A CN102167060B CN 102167060 B CN102167060 B CN 102167060B CN 201010548890 CN201010548890 CN 201010548890 CN 201010548890 A CN201010548890 A CN 201010548890A CN 102167060 B CN102167060 B CN 102167060B
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Abstract
The invention belongs to the field of railway infrared equipment and in particular discloses an infrared bearing temperature detection tracking method for an independent detection point. A combination of a detection station and a repeater station is adopted in an infrared bearing temperature detection system in the invention, a train number recognition device is connected with the infrared bearing temperature detection system through a hardware interface, data collected by the train number recognition device is transmitted to the infrared bearing temperature detection system, vehicle bearings are accurately positioned and bearing temperature is tracked by a specially-designed software and database system, and original functions of the infrared bearing temperature detection system are kept unchangeable. According to the invention, the technical difficulty of incapability of tracking by the independent detection point is solved. Compared with the multi-detection-point linked tracking, the invention has the advantages of less investment and low operation and maintenance costs, and is very suitable for railways of mines and other enterprises.
Description
(1) technical field
The invention belongs to railway infrared equipment field, particularly a kind of infrared bearing temperature detection tracking method for independent detection point.
(2) background technology
Rolling stock is in service, and its bearing the unusual hot box accident that raises and cause of bearing temperature easily occurs, and very easily develop into overheating of axle bearing under the effect of deadweight, load-carrying, operational shock load and other factors, causes great driving accident.For preventing the generation of this type of accident, state's iron main line has generally been installed THDS, is used for the timely early warning of vehicle hot box.
Early stage THDS does not possess network function, and the some acquisition station data that arrange along the railway can not be shared, and each acquisition station all is equivalent to an independent point of visiting, the function of not following the tracks of vehicle, and the hot box forecast accuracy is lower.This detection mode, backward in technique, be eliminated.
According to existing railway THDS design specifications, require on railway line, every 30 kilometers a cover infrared hot box detection equipment to be installed.Each visits point by the special communication network, and data and message are mail to monitoring center, and the message of point can be visited according to certain by monitoring center, visits the temperature rise data of the corresponding vehicle of point by checking the front, determines whether real hot box, and provides forecast.The infrared axle temperature that domestic trunk railway adopts is followed the tracks of detection system, all is to adopt this scheme.This shows, the axle temperature following function has important effect to improving the hot box forecast accuracy, and up to the present, domestic also do not have independent spy point to possess the infrared axle temperature detection method of following function.
(3) summary of the invention
The present invention provides a kind of small investment, has measured accurate a kind of infrared bearing temperature detection tracking method for independent detection point in order to remedy the deficiencies in the prior art.
The present invention is achieved through the following technical solutions:
A kind of infrared bearing temperature detection tracking method for independent detection point mainly comprises the steps:
(1) at the electronic tag of vehicle axis installation near a side bogie, makes electronic tag to have no occluder between the rail of ground, the license number identification equipment of reading electronic labels is installed, and it is connected with THDS;
(2) lay down a regulation for the two ends of clear and definite vehicle, given bearing number and set the vehicle operating direction, revise the acquisition station software of THDS, make the axle temperature information of its collection can distinguish traffic direction and the position of bearings numbering of vehicle;
(3) answering of THDS shown that station software expands vehicle axle temperature following function module, vehicle axle temperature following function module deposits infrared axle temperature information database in and forms Study document by license number and axle order.
Middle infrared (Mid-IR) determination system of train wheel axles of the present invention adopts an acquisition station, a combination of showing again the station, and the license number identification equipment linked by hardware interface and THDS, the data of license number identification equipment collection are delivered to THDS, by custom-designed software and Database Systems, realization is to the accurate location of vehicle bearing and the tracking of bearing temperature, and the original function of THDS remains unchanged.
The present invention does not have specific (special) requirements to THDS equipment, adopts II type machine or III type machine all can.Directly the THDS of select tape license number function as existing THDS is transformed, then need be selected the license number equipment that is complementary with THDS.
More excellent scheme of the present invention is:
In the step (2), an end of approach of vehicles electronic tag is called the A end, the other end is the B end, and the traffic direction of the set positions vehicle of A, B end during according to operation, again according to the traffic direction of vehicle A, B end, works out successively from front to back axle number.
In the step (3), vehicle axle temperature following function module is positioned under master routine " operation " menu, and set up and follow the tracks of the license number table, from " train Query Result ", " vehicle query result ", " temperature rise change curve " and " highest temperature Query Result " four aspect analyses.
Characteristics of the present invention are:
(1) follow the tracks of the detection mode of surveying as main take train, require to set up a plurality of acquisition stations, and will have communication network to connect between each station, each data of visiting point is pooled to monitoring center, is realized that by monitoring center's software the tracking of train axle temperature data is surveyed.To a certain car in the train, after the train marshalling list disintegration, to follow the tracks of also and just finish, the axle temperature data of this car no longer are extended in next train marshalling list, and this mode has realized the axle temperature tracking detection of single spy point first, but and axle temperature data long preservation;
(2) visit some networking more and follow the tracks of the detection method investment greatly, the independent point-tracking method small investment of visiting is fit to industrial enterprise's railway and adopts;
(3) the general line condition of industrial enterprise's railway is poor, train running speed is low, distance is short, when bearing fault is slight, the abnormal heating that produces is not enough to cause the warning of detection system, often the system alarm rear bearing is badly damaged, the axletree that also can cause that has is scrapped, the method can be followed the tracks of the variation of each bearing temperature, with the dynamic change situation of bearing temperature in time, reflect intuitively, becoming passive wait hot box occurs as and gives warning in advance, the initiative of vehicle safety operation is rested in the hand, effectively take precautions against the expansion of hot box trouble and reduce the loss;
(4) by the independent some tracking data of visiting of research, can find the axle temperature Changing Pattern of on-site vehicle, such as the absolute temperature rise situation of change of vehicle axle temperature at all seasons, by test as can be known, road speed is below 30 kilometers the time, bearing journey temperature rise in summer is less than 30 degree, and the normal temperature rise of spring and autumn bearings comes maintenance and the maintenance of guiding vehicle less than 20 degree according to these rules;
(5) " highest temperature inquiry " is one of independent Main Means of visiting the tracking of some vehicle axle temperature, and it also can be used as the means of supervision vehicle bearing state of the art, in time arranges maintenance for the vehicle that surpasses normal temperature rise, prevents unnecessary loss.
The invention solves the independent technical barrier that point can not be followed the tracks of of visiting, follow the tracks of with respect to many spy point networkings, small investment, operation and maintenance cost is low, is fit to very much industrial enterprise's railway and adopts.
(4) description of drawings
The present invention is further illustrated below in conjunction with accompanying drawing.
Fig. 1 is electronic tag position view of the present invention;
Fig. 2 is vehicle of the present invention termination and bearing number schematic diagram;
Fig. 3 is the menu item schematic diagram at vehicle axle temperature tracking module of the present invention place;
Fig. 4 is vehicle axle temperature analysis window schematic diagram of the present invention;
Fig. 5 is temperature rise change curve schematic diagram of the present invention.
Among the figure, 1 electronic tag, 2 bogies, 3A end, 4B end, 5 vehicle forward traffic directions.
(5) embodiment
Embodiment:
(1) setting of vehicle label:
In order to realize accurate location and the tracking of axle temperature detection, vehicle must be installed electronic tag 1.When installing, label should follow following provisions:
1. electronic tag 1 must be installed on the vehicle axis, and near vehicle one side bogie 2.As shown in Figure 1.
2. electronic tag 1 must not have shelter between the rail of ground.
(2) acquisition station software
This scheme must be improved the acquisition station software of THDS, and purpose is to judge traffic direction and the position of bearings of vehicle.For the needs of programming, direction of traffic and axle order are provided as follows:
1. the regulation of direction of traffic
Determine the direction of vehicle according to electronic tag 1 installation site.
Electronic tag 1 generally is installed in the end near vehicle, and an end of close label is called A end 3, and an other end is called B end 4.
Take the vehicle operating direction as reference, if A end 3 is called the forward operation front, B end 4 is called inverted running front, as shown in Figure 2.
2. the axle for vehicle order determines
The vehicle left side of forward operation from front to back corresponding axle number is 2,4,6,8, and the vertical axle in right side number is 1,3,5,7; The vehicle left side of inverted running from front to back axle number is 7,5,3,1, and right side from front to back axle number is 8,6,4,2.
Acquisition station software is worked out with assembly language, and program Solidification is in chip, and chip is changed to be needed to carry out under the condition of cutting off the electricity supply.
(3) show again station software
According to the independent needs of visiting the tracking of some vehicle axle temperature, need show that to answering of THDS station software expands vehicle axle temperature following function module.The axle temperature data that infrared equipment is surveyed are processed still take original program as main, and the processing of tracking data is carried out by tracking module.The programing work amount is little like this, only the tracking module performance is tested getting final product, and the reliability of system is guaranteed by original program.
(4) vehicle axle temperature tracking module
Vehicle axle temperature tracking module is one of core content of the method.It according to axle order rule, deposits infrared axle temperature information in database by license number and axle order by the vehicle number information that utilizes the license number system acquisition, the AB client information that acquisition station software provides, and the formation Study document is consulted for the operator on duty.
1. license number table
Tracking module requires to set up follows the tracks of the license number table, and all vehicles that needs to follow the tracks of all must deposit license number in the license number table, and the vehicle axle temperature detection data in table is not counted in track database.The license number table allows continuous license number Range Representation, as: 953001-953179, discontinuous license number independent numbering, as: 07001,18901 etc.
2. main keeping track of content
Vehicle axle temperature tracking module is positioned at " analysis of the vehicle axle temperature " menu item below master routine " operation " menu, as shown in Figure 3.
After clicking menu " analysis of a vehicle axle temperature " window can appear, as shown in Figure 4.
" train Query Result ", " vehicle query result ", " temperature rise change curve ", " highest temperature Query Result " four labels are arranged under this project, realize respectively the different inquiry modes of axle temperature tracking results.Input beginning and ending time and inquiry license number can be inquired about.
" train Query Result " browsed for fast query, to not compiling the solution train tracking meaning arranged.
" vehicle query result " is the basic data that the vehicle axle temperature is followed the tracks of, but situation is followed the tracks of in the temperature rise of the every supplementary bearing of enquiring vehicle.
" temperature rise change curve " is to show the temperature rise situation of change with graphics mode, as shown in Figure 5.
" highest temperature Query Result " can inquire about the maximum temperaturerise of rolling stock in the tracking time section, the maximum temperaturerise that can inquire about separately certain car during the input license number.
Utilize this system, can follow the tracks of the temperature variations of each car, every pair of bearing, also can consult the maximum temperaturerise situation of whole operational vehicles.Guarantee that each car moves under the axle temperature condition of license, the hot box accident occurs on the way in the vehicle that prevents that axle temperature is too high and do not reach the early warning temperature rise.
Claims (2)
1. an infrared bearing temperature detection tracking method for independent detection point is characterized by, and mainly comprises the steps:
(1) at the electronic tag (1) of vehicle axis installation near a side bogie (2), make electronic tag (1) to have no occluder between the rail of ground, the license number identification equipment of reading electronic labels (1) is installed, and it is connected with THDS;
(2) lay down a regulation for the two ends of clear and definite vehicle, given bearing number and set the vehicle operating direction, revise the acquisition station software of THDS, make the axle temperature information of its collection can distinguish traffic direction and the position of bearings numbering of vehicle; One end of approach of vehicles electronic tag (1) is called A end (3), and the other end is B end (4), and the traffic direction of the set positions vehicle of A, B end during according to operation, again according to the traffic direction of vehicle A, B end, works out successively from front to back axle number;
(3) answering of THDS shown that station software expands vehicle axle temperature following function module, vehicle axle temperature following function module deposits infrared axle temperature information database in and forms Study document by license number and axle order.
2. infrared bearing temperature detection tracking method for independent detection point according to claim 1, it is characterized in that: in the step (3), vehicle axle temperature following function module is positioned under master routine " operation " menu, and set up and follow the tracks of the license number table, from " train Query Result ", " vehicle query result ", " temperature rise change curve " and " highest temperature Query Result " four aspect analyses.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010548890 CN102167060B (en) | 2010-11-18 | 2010-11-18 | Infrared bearing temperature detection tracking method for independent detection point |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010548890 CN102167060B (en) | 2010-11-18 | 2010-11-18 | Infrared bearing temperature detection tracking method for independent detection point |
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| CN102167060A CN102167060A (en) | 2011-08-31 |
| CN102167060B true CN102167060B (en) | 2013-04-10 |
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| CN110057453B (en) * | 2019-04-26 | 2020-11-24 | 湖南磁浮技术研究中心有限公司 | Method, device and equipment for detecting temperature rise of electromagnet of maglev train and storage medium |
| CN111942426B (en) * | 2020-08-14 | 2023-04-25 | 宝武集团鄂城钢铁有限公司 | Hot infrared-based axle temperature measurement method for molten iron transportation locomotive |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4878437A (en) * | 1988-03-17 | 1989-11-07 | Consolidated Rail Corporation | Hot bearing simulator |
| US5060890A (en) * | 1988-10-11 | 1991-10-29 | Harmon Industries, Inc. | Detection of overheated railroad wheel and axle components |
| DE202008012250U1 (en) * | 2008-09-16 | 2008-11-20 | Neuroth, Bernd, Colmenar Viejo | Temperature monitoring device for wheel bearings of rail vehicles |
| CN201544992U (en) * | 2009-10-30 | 2010-08-11 | 湖南继善高科技有限公司 | Train vehicular infrared journal temperature monitoring device |
-
2010
- 2010-11-18 CN CN 201010548890 patent/CN102167060B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4878437A (en) * | 1988-03-17 | 1989-11-07 | Consolidated Rail Corporation | Hot bearing simulator |
| US5060890A (en) * | 1988-10-11 | 1991-10-29 | Harmon Industries, Inc. | Detection of overheated railroad wheel and axle components |
| DE202008012250U1 (en) * | 2008-09-16 | 2008-11-20 | Neuroth, Bernd, Colmenar Viejo | Temperature monitoring device for wheel bearings of rail vehicles |
| CN201544992U (en) * | 2009-10-30 | 2010-08-11 | 湖南继善高科技有限公司 | Train vehicular infrared journal temperature monitoring device |
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Granted publication date: 20130410 Termination date: 20131118 |