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ID:36501164
大小:1.35 MB
页数:55页
时间:2019-05-11
《基于WINDOWSCE的多点计轴系统设计与实现》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、西南交通大学硕士学位论文基于WindowsCE的多点计轴系统设计与实现姓名:黄重子申请学位级别:硕士专业:计算机应用技术指导教师:郭进20070501西南交通大学硕士研究生学位论文第Ⅱ页AbstractAxle..countingDevicesareusedtoperformreal·.timecheckofthestatusofrailwaysections,whichareoccupiedornot.Thefunctionsareequaltothatoftrackcircuits.Theoperat
2、ionalprinciplesarebasedonthecomputationresultusingtheaxle·countinginformationinthesection.Atpresent,trackcircuitsarewildlyusedinourcountry.Buttheyareeasilyinfluencedbycircumstancesuchaslowroadbedbleederresistance,badshunting,etc.Theseinstancesmakewrongope
3、rationsoccurandleadtothemalfunctionofsignalinginterlock.Thesecircumstancesbafnetheimprovementofsafetyandthetrainspeed.Axle.countingdevicesarenotinfluencedbythecircumstancehasmentioned,andcanensurethetransportsafety.Inthispaper,therequirementsandspecialtie
4、softheintra-stationmultipointaxle-countingsystemarestudied.Thenwiththeintegrationofcomputertechnology,networkcommunicationtechnologyandautomaticcontroltechnology,akindofsolutioniSproposed,inwhichtheembeddedreal.timeoperationsystem,WindowsCE.NETiSused.Thec
5、ontentsofthepaperconsistofintroduction,systemframeworkdesign,hardwaredesign,introductionofWindowsCE,so,waredesignandimplementation,etc.Intheintroduction,thebackgroundandthesignificanceofthestudyinthesystemaredescribed.Inchapter2,theanalysisforthesystemreq
6、uirementsisdescribed,andthesystemframeworkisdesigned.Thenthesystemhardwaredesignusingtwovotingmethodisdescribedbyanalysis.Inchapter4,theprocedureofdevelopingandcustomizingWindowsCEoperatingsystem,andoftheapplication,isintroduced.Inchapter5,theObject·Orien
7、tedtechnologyisapplied,andthesoftwareofthesystemisdesignedandimplemented.Atlast,thedesignandtheimplementationaresummarized,andthemethodswhichcanimprovethesystemaredescribed.KeyWords:Railwaysignaling;Multipointaxle-counting;2voting;WindowsCE西南交通大学硕士研究生学位论文
8、第1页第1章绪论1.1研究意义与必要性铁路信号设备是铁路运输安全生产的重要技术设备之一,对保障行车安全、提高运输效率和运营管理水平具有关键性作用。现阶段车站站内的轨道电路系统是重要的铁路信号设备之一.轨道电路的工作状况直接影响到铁路行车安全及行车效率。轨道电路有其特定的优点,但是也有一些自身无法克服的缺点。如不经常行车的区段,出现钢轨生锈现象;码头地带由于潮湿,钢轨也易生锈;沙漠地带,风沙大。沙尘浮于钢轨表面;轨道区段跳线锈断
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