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ID:36586793
大小:2.68 MB
页数:81页
时间:2019-05-12
《高速公路视频监控系统联网技术的研究与实现》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、上海海事大学硕士学位论文高速公路视频监控系统联网技术的研究与实现姓名:张伟申请学位级别:硕士专业:交通信息工程与控制指导教师:顾心正;徐鸿平20040701本文提出的高速公路视频监控联网己在辽宁省得到应用。实践证明,它不仅具有视频图像清晰、抗干扰能力强,图像传输量大等优点,而且依托通信系统、光纤网络系统,真正发挥了宽带传输的优势,实现了全省视频监控系统的联网,适应了当前交通数字化、网络化和智能化的发展趋势。目前,国内外掀起了建设信息化高速公路的热潮。高速公路省域联网监控才刚刚起步,视频监控联网还
2、是一个崭新的课题。为了更高效的对高速公路进行管理,高速公路视频监控系统联网(特别是省际间)已成为公路界新的热门话题。本课题的研究为目前高速公路科学的管理提供了可靠和有效的技术手段,必将促进高速公路事业的蓬勃发展。关键词:高速公路,视频监控,联网设计,异常事件,联动控制策略IlABSTRACTThevideosurveillancesystemoftheexpresswayisanimportancepartinthesurveillancesystems,andplaysadecisiverol
3、eintheintelligenttransportadministrativesystem.Withthebornoftheintelligenttransportsystem(ITS)andthehigh-speeddevelopmentofthecomputertechnology,automaticcontroltechnologyandcommunicationtechnology。thesystemoftraditionalsingle—pointandlocalsupervisei
4、shardtosatisfythedemandofrapidadvance.Torealizefullysharingofinformationandresource.uniformlymanagementandcontrol,itisnecessarytocarryoutITSnetworkandthevideosurveillancenetworksystemoftheexpressway.Thenetworkingtechnologyoftheexpresswayvideosurveill
5、anceinvolvesmanyfields,suchascommunication,computernetwork,industrialcontrolandimagedigitalcodingtechnologyetc。Thispaperputforwardhowtocarryouttwo—levelnetworkingbasedonthepracticalfunctiondemandandstructuralsystemoftheLiaoningprovinceexpresswayvideo
6、surveillance.Thatis,howtotransmitvideofromasectionofhighwaytoadministrativesubcenterandfromadminis:rativesubcentertoadministrativecenter,howtorealize协O-levelvideocontrolandhowtotransferandmanagevideocontrolaccordingtopriority.Wethinkofthenettingofvid
7、eoimagetransmitandvideosignalcontrolastwoimportantaspectswhicharediscussedinthethesis.Atlast,Tosatisfyintelligentmanagement,thispaperputforwardhowtorealizeexceptionalaccidentslinkagecontr01.Sothefollowingaspectsaresuggestedbythispaper:Inchapter2,rese
8、archthekeytechnologyofthenetworkingofvideoimagetransmitandvideosignalcontrol,andcomparetheirdifferenceinthewayofthetechnology.Inchapter3,putforwardthedesignalschemeoffull-digitalvideo111surveillancesystemnetworkonthebasisofrequirementofLiaoningprovin
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