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1、薅要_Illlll,Illl!k_㈣摘要隨赭綴濟(jì)的發(fā)展、竄輛的普及，城常交通需求迅速發(fā)展，爨遴阿題目趨≯熬。交逶滾懿猴確鏃綴囂藏效鵑突遵羥筏不鍵霹疆減鄉(xiāng)戳耱者穩(wěn)蕊行成本，而鼠還能減輕環(huán)德污染，減少因交通商帶淶的經(jīng)濟(jì)損失。交通流頸攝私交遙羧裁要潑壤礴瓣鴦簸鵑交遴流摟墼炎鏊戳，傣綾蛉交遴滾攘爨已經(jīng)不魏逶纛邈寒越篾雜、越寒越癱天縋交遴系絞，毽苓鼗兗磐波凌交避系統(tǒng)的滟雜特性。本文主袋是嘗試把混雜Petri嘲邀一新興理論應(yīng)用到燮遇蒸統(tǒng)豹建摸中去。零烹譙分析交滿悉繞瀅雜特住的基礎(chǔ)上，藤澎雜Petri耐建立了交通滾模激，耄要研究凌容擻下；≤1)鎊瓣單鼴鬏袞避浚熬瀵凝，怒葷耱羧分淹籠
2、窶天霾藪：l載秘騫壅久口匝嫩兩種情況。把繇一路段分為N段，段內(nèi)交通屬性越嘏同的，而熙對(duì)手竅臻入蹦藩遙熬憤囂簿～襞疼最多最奢一個(gè)窶秘塹道秘入翻避遘。努捌建立?蠢磁入口匿遂幫獗出入掰匿邀懿路段雯遙漉瀅雜Petri黼模登，捧給出了模濺參數(shù)修潑爨法。(2)靜辯卡字交叉搿數(shù)毅綠燈鬻蘢黲辮蘸攮靼鏊籀覆豹壤提，努烈給出了它們的賦時(shí)Petri閼模型。詳細(xì)分析了十字交叉口的變邋流情況，并辯數(shù)綴燈控割受瓣藤袋黠豹猿凝麓愨了囂穩(wěn)穗終號(hào)囂按髑瓣交叉瓣交遴滾簸混雜Petri爨穰蘩，最詹分析了楱壅鶼黛純遂行過贛。躊段交通流和交叉翻交通滾瓣混雜Petri嬲撩濺的建寂為變邋流預(yù)報(bào)、交遙控潮葵定了愛好
3、萋麓，其努一定瓣參考徐篷。美鍵灝；滋袋系統(tǒng)；交逶渡摟戮{游雜Petri耀；燮冀窶AbstractWiththedevelopmentoftheeconomics。therapidgrowthofhouseholdvehiclesamountmadgrowthofurbantransportationsystemsdemands，trafficproblembecomesmoreandmoreserious．Accuratetrafficflowforecastingandhighlyeffectivetrafficcontrolcansolvethisquestion
4、effectively．Theycanreducenotonlythecostofajourneyexecution，butalsotheenvironmentalpollution，economiclossbroughtbytrafficproblem．Trafficflowforecastingand圩affiCcontrolneedaccurateandeffectivetraffiemodelasfoundation．Traditionaltrafficflowmodelsarenottobeabletoadaptthesituationthattranspo
5、rtationsystemisgettingmoreandmorecomplex，andtheycannotfullyrepresentthehybridcharacteristicoftransportationsystem．Inthisthesis，hybridPetrinetwasappliedintransportationsystemmodelling．Inthisthesishybridcharacteristicsoftransportationsystemwasanalyzed，andtrafficflowmodellingusingHybridPet
6、riNetwasproposed，mainstudiescontentandresearchresultsareaSfollows：1．TramCflowsofsingleroadwasstudied．Therearetwokindsofroads：roadwithrampsandroadwithoutramps．EverysingleroadisdividedintoNsections，andtrafficat綴buteineverysectionare瞧esame。Andfortheroadwithrampsthereareonlyoneon-rampandone
7、off-ramp．Theninthisthesistwomodelswasintroduced：hybridPetrinetmodeloftrafficflowofsingleroadwithoutrampsandhybridPetrinetmodeloftrafficflowofsingleroadwithramps，finallyamodelparametermodifyalgorithmispresentedforthetwomodels．2．Two-phaseandfour-phasetrafficlightofintersectionwas
