CN103895670B - The operating method that train operation monitoring device screen display foundation-free data store - Google Patents
The operating method that train operation monitoring device screen display foundation-free data store Download PDFInfo
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- CN103895670B CN103895670B CN201210567293.2A CN201210567293A CN103895670B CN 103895670 B CN103895670 B CN 103895670B CN 201210567293 A CN201210567293 A CN 201210567293A CN 103895670 B CN103895670 B CN 103895670B
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Abstract
The operating method that train operation monitoring device screen display foundation-free data store, main control unit adopts the storage medium of data based on linear FLASH, and sends the basic data required for screen display in real time according to train operation state; The essential information of main control unit real-time broadcast train operation ahead two block sections; When the beginning of basic data location, the transfer of train pathway, main control unit initiatively sends the basic data of train operation ahead to screen display; Screen display judges that whether the essential information of train operation ahead two block sections of real-time broadcast is consistent with the basic data of the train operation ahead received; If the two is inconsistent, or because when power down restarts, initiatively to main control unit application basic data; After main control unit receives application, send the basic data of train operation ahead to screen display from train current location immediately; Screen display utilizes the various status informations of the basic data display train operation ahead received.
Description
Technical field
The present invention relates to one and be applied in train operation monitoring device (hereinafter referred to as LKJ) basic data
Background technology
Train operation monitoring device (hereinafter referred to as LKJ) basic data is the basis of LKJ controlling functions realization and the foundation of operating analysis, the accuracy of LKJ basic data is prerequisite and the guarantee of monitoring safe train operation, and current LKJ basic data (vehicle-mounted part) is stored in LKJ monitoring host computer and LKJ screen display respectively.
The basic data that LKJ screen display stores according to it, real-time display train operation ahead signal information, and be no less than the information such as route curve within 3km, the ramp gradient, road junction, bridge tunnel and station, signal, contact system phase-splitting mark facilities with curve, symbol and written form display train operation ahead, the content of driver according to screen display operates, thus ensures train safe, smooth running.
Basic data in LKJ monitoring host computer is used for the basic controlling of LKJ, and the basic data in screen display is for showing train operation forward box condition information, thus driver instructor is handled.When each basic data changes the outfit (current basic data changes the outfit quite frequent), need to upgrade the basic data in LKJ monitoring host computer and two ends screen display, there is following drawback in this kind of mode simultaneously.
1) work capacity that changes the outfit of basic data is large
1., each basic data is when upgrading, and needs point to be clipped between I end driver's cab, machinery and II end driver's cab upgrades the data of I end telltale, monitoring host computer and II end telltale respectively;
2., each basic data is when upgrading, and needs the basic data in spare unit (screen display for subsequent use and monitoring host computer for subsequent use) to change.
2) there is certain potential safety hazard
1., basic data change time, if any one data do not upgrade or upgrade version error, all can affect the normal operation of train;
2., screen display needs to store LKJ basic data, and the validity that data store exists certain risk;
3., when Data Update is correct, if there is condition of instant error because of certain n segment display n, this end telltale can be caused correctly cannot to call basic data, thus affect the normal operation of train.
3) bad adaptability of screen display
When train operation is broken down to during other Railway Bureau, when needing to change screen display, because the basic data of storage inside is different, cause the screen display (or replacing is got up very complicated, needs data again) can not changing other Railway Bureau.
4) screen display software processing logic is complicated, bad adaptability
LKJ basic data is called and processing logic more complicated, and software needs to expend more resource process basic data, and when basic data form changes, needs to revise simultaneously and change screen display software; If when screen display software and LKJ monitoring host computer software occur difference to data processing method, screen display can be caused to show and control to occur inconsistent situation.
Summary of the invention
The object of the invention is to cancel telltale track data to store, LKJ basic data is concentrated and is processed by LKJ monitoring host computer, and displaying contents notification screen telltale will be needed, to reduce the work capacity that LKJ basic data data change the outfit, the processing logic eliminating safe hidden trouble, simplify screen display software, to improve the comformability of screen display.
For achieving the above object, the present invention is by the following technical solutions:
The operating method that train operation monitoring device screen display foundation-free data store, main control unit adopts the storage medium of data based on linear FLASH, and sends the basic data required for screen display in real time according to train operation state;
The essential information of main control unit real-time broadcast train operation ahead two block sections; When the beginning of basic data location, the transfer of train pathway, main control unit initiatively sends the basic data of train operation ahead to screen display;
Screen display judges that whether the essential information of train operation ahead two block sections of real-time broadcast is consistent with the basic data of the train operation ahead received; If the two is inconsistent, initiatively to main control unit application basic data, or because when power down restarts, initiatively to main control unit application basic data; After main control unit receives application, send the basic data of train operation ahead to screen display from train current location immediately; Screen display utilizes the various status informations of the basic data display train operation ahead received.
Main control unit before transmitting, first carries out check sum redundancy check.
The workflow of described screen display is:
The first, the essential information of train operation ahead two block sections of real-time reception main control unit broadcast;
The second, when screen display be in basic data call state time, obtain the basic data of train operation ahead to main control unit application;
3rd, intercept the basic data of train operation ahead, and it is verified, then judge that whether the essential information of train operation ahead two block sections of real-time broadcast is consistent with the basic data of the train operation ahead received; If the two is inconsistent, initiatively again apply for basic data to main control unit, or because when power down restarts, initiatively again apply for basic data to main control unit; If the two is consistent, then, when the satisfied pre-picture of data volume of basic data requires, screen display utilizes the basic data received to show the various status informations of train operation ahead.
Adopt the present invention of technique scheme, can improve LKJ basic data by the present invention and change efficiency, improve the safety of LKJ system, strengthen the comformability of LKJ screen display, reduce the processing logic of screen display, its concrete manifestation is as follows:
1) improve LKJ basic data and change efficiency
1. the basic data, changing a locomotive at present needs to change the basic data 10min in LKJ monitoring host computer, the basic data time changing a screen display needs 5min(two screen displays to need 10min), after cancelling the basic data storage of LKJ screen display, the replacing efficiency of 100% can be improved;
2., the basic data of screen display spare unit changes, and the basic data of spare unit is changed to be needed these spare unit to move on test cell to power on, and then changes data, then one-time detection is carried out, approximately need the time of 20min, the spare unit according to 20% calculate, and can shorten the data replacing construction of 20%.
2) safety of LKJ system is improved
After cancelling screen display storage basic data, eliminate because screen display data and the inconsistent potential safety hazard caused of LKJ monitoring host computer store data inside, eliminate screen display and store the risk that is tampered of data, eliminate abnormal condition sub-screen telltale calling data and the inconsistent situation of LKJ monitoring host computer calling data simultaneously.
3) comformability of LKJ screen display is strengthened
After cancelling the basic data storage of screen display, significantly can improve the comformability of screen display, be mainly manifested in screen display and screen display adaptability of software, its particular content is as follows:
1., when screen display needs to change, do not need to detect the basic data that screen display stores whether correct, when eliminating factor data mal, change the complex process (search corresponding versions of data, data write be updated in screen display on data updating device, again) of data;
2., screen display adaptability of software is improved.When LKJ basic data form changes, do not need amendment screen display software, the risk decreasing software change and change, improves screen display adaptability of software.
4) processing logic of screen display is reduced
Screen display greatly simplify the processing logic of screen display software, eliminates because screen display software and LKJ monitoring software are to the difference that basic data processing exists after cancelling basic data storage, and control is inconsistent with display.
5) for the online updating of later LKJ basic data makes basis deposit
After cancelling the basic data storage of screen display, the basic data that LKJ mobile unit only remains in monitoring host computer stores, and is conducive to by wireless device, online updating LKJ vehicle-mounted basic data.
Accompanying drawing explanation
Fig. 1 is main control unit and screen display basic data interaction figure.
Fig. 2 is main control unit and screen display basic data interactive relation schematic diagram.
Fig. 3 is main control unit basic data processing diagram of circuit.
Fig. 4 is that screen display basic data judges and flow for displaying figure.
Detailed description of the invention
As shown in Figure 1 and Figure 2, the operating method that a kind of train operation monitoring device screen display foundation-free data store, main control unit adopts the storage medium of data based on linear FLASH, and sending the basic data required for screen display in real time according to train operation state, the data simultaneously eliminated in screen display store.
As shown in Figure 3, main control unit before transmitting, first carries out check sum redundancy check to the basic data in FLASH.Then, the essential information of main control unit real-time broadcast train operation ahead two block sections.In addition, when the beginning of basic data location, the transfer of train pathway, main control unit initiatively sends the basic data of train operation ahead to screen display.
As shown in Figure 4, the workflow of screen display is:
The first, the essential information of train operation ahead two block sections of real-time reception main control unit broadcast;
The second, when screen display be in basic data call state time, obtain the basic data of train operation ahead to main control unit application;
3rd, intercept the basic data of train operation ahead, and it is verified, then judge that whether the essential information of train operation ahead two block sections of real-time broadcast is consistent with the basic data of the train operation ahead received; If the two is inconsistent, initiatively again apply for basic data to main control unit, or because when power down restarts, initiatively again apply for basic data to main control unit, after main control unit receives application, send the basic data of train operation ahead to screen display from train current location immediately; If the two is consistent, then, when the satisfied pre-picture of data volume of basic data requires, screen display utilizes the basic data received to show the various status informations of train operation ahead.
Claims (3)
1. the operating method of a train operation monitoring device screen display foundation-free data storage, it is characterized in that: main control unit adopts the storage medium of data based on linear FLASH, and send the basic data required for screen display in real time according to train operation state;
The essential information of main control unit real-time broadcast train operation ahead two block sections; When the beginning of basic data location, the transfer of train pathway, main control unit initiatively sends the basic data of train operation ahead to screen display;
Screen display judges that whether the essential information of train operation ahead two block sections of real-time broadcast is consistent with the basic data of the train operation ahead received, if the two is inconsistent, initiatively to main control unit application basic data, or because when power down restarts, initiatively to main control unit application basic data; After main control unit receives application, send the basic data of train operation ahead to screen display from train current location immediately; Screen display utilizes the various status informations of the basic data display train operation ahead received.
2. the operating method of train operation monitoring device screen display foundation-free data storage according to claim 1, is characterized in that: main control unit before transmitting, first carries out check sum redundancy check.
3. the operating method of train operation monitoring device screen display foundation-free data storage according to claim 1, it is characterized in that, the workflow of described screen display is:
The first, the essential information of train operation ahead two block sections of real-time reception main control unit broadcast;
The second, when screen display be in basic data call state time, obtain the basic data of train operation ahead to main control unit application;
3rd, intercept the basic data of train operation ahead, and it is verified, then judge that whether the essential information of train operation ahead two block sections of real-time broadcast is consistent with the basic data of the train operation ahead received; If the two is inconsistent, initiatively again apply for basic data to main control unit, or because when power down restarts, initiatively again apply for basic data to main control unit; If the two is consistent, then, when the satisfied pre-picture of data volume of basic data requires, screen display utilizes the basic data received to show the various status informations of train operation ahead.
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| CN104925096B (en) * | 2015-04-29 | 2016-09-14 | 中国铁道科学研究院 | Bullet train operating environment monitoring car ground information calibration method, Apparatus and system |
| CN105383522B (en) * | 2015-12-09 | 2017-08-08 | 湖南中车时代通信信号有限公司 | A kind of preparation method and system of navigation-type train operation pathway figure |
Citations (4)
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| CN1710827A (en) * | 2005-06-10 | 2005-12-21 | 上海新干通通信设备有限公司 | Locomotive number and train number registration and deregistration method in locomotive wireless communication system |
| CN101497342A (en) * | 2009-01-13 | 2009-08-05 | 杭州创联电子技术有限公司 | System integrated supervision method and system thereof of self-movement special equipment safe operation |
| CN101739314A (en) * | 2010-01-13 | 2010-06-16 | 浙江大学 | Method and system for updating ground base data storage of train running monitor |
| CN102039915A (en) * | 2010-12-10 | 2011-05-04 | 河南思维自动化设备有限公司 | Vehicle-mounted basic data dynamic approval system for train operation monitoring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7395140B2 (en) * | 2004-02-27 | 2008-07-01 | Union Switch & Signal, Inc. | Geographic information system and method for monitoring dynamic train positions |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1710827A (en) * | 2005-06-10 | 2005-12-21 | 上海新干通通信设备有限公司 | Locomotive number and train number registration and deregistration method in locomotive wireless communication system |
| CN101497342A (en) * | 2009-01-13 | 2009-08-05 | 杭州创联电子技术有限公司 | System integrated supervision method and system thereof of self-movement special equipment safe operation |
| CN101739314A (en) * | 2010-01-13 | 2010-06-16 | 浙江大学 | Method and system for updating ground base data storage of train running monitor |
| CN102039915A (en) * | 2010-12-10 | 2011-05-04 | 河南思维自动化设备有限公司 | Vehicle-mounted basic data dynamic approval system for train operation monitoring device |
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