机场场面冲突检测告警系统的设计与实现

中文摘要: 针对日益突出的跑道侵入和飞机滑行冲突问题，从滑行道冲突监视告警、跑道侵入监视告警、禁区闯入监视告警、道路通过性检测、偏离计划告警5个方面，设计机场场面冲突检测告警系统。基于航空器地面运行规则和临界资源互斥访问原理的分析，建立冲突检测临界模型，提出4类机场组件的定义规则，配合专业数据结构、类型的定义，实现计划冲突检测。为防止虚警或漏警，对每架飞机划设3层冲突警戒区域，运用多边形碰撞检测，实现短期预警。实验表明，计划路由信息能够与路网模型快速匹配，通过遍历组件，检测冲突类型、时间和位置，并显示告警。具体仿真计算结果与理论分析结论吻合。
Abstract:Concerningtheprominentproblemsofrunwayincursionsandaircrafttaxiconflicts,thedesignworkofconflictdetectionandalarmingsystemforairportsurfacewasanalyzedbasedonthefiveprospects of taxiwayconflictalarming,runwayincursiondetectionalarming,restrictedareaintrudingdetectionalarming,passingpathabilitydetectionanddeviationplanningalarming.Basedontheanalysisoftheoperationrulesofaircraftonthegroundandexclusiveprincipleofaccessingtocriticalresources,thresholdtraitsmodelforconflictdetectionalarmwasestablished.Definedrulesaboutfourkindsofairportcomponentsweregiven.Andwiththedefinitionofprofessionaldatastructureandtype,planconflictdetectionwasimplemented.Topreventfalsealarmandmissingalarm,threeconflictalertregionsweredesignatedforeachaircraft.Theconflictintheshorttermwaspredictedbasedonpolygonoverlapdetection.Simulationresultsshowedthatplanroutinginformationcanmatchwithroadnetworkmodelquickly.Throughtraversingcomponents,thetype,timeandlocationoftheconflictcanbetested,andalarmcanbedisplayedinthecorrespondingwindow.Thesimulationresultscoincidedwithconclusionsoftheoreticalanalysis.