考慮工序之間相關(guān)性的網(wǎng)絡(luò)計(jì)劃仿真模型研究.pdf

1、天津大學(xué)碩士學(xué)位論文考慮工序之間相關(guān)性的網(wǎng)絡(luò)計(jì)劃仿真模型研究姓名：吳桂蘭申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：水工結(jié)構(gòu)指導(dǎo)教師：王仁超20030101ABSTRACTAllactivitieswereconsideredindependentlyinTraditionalnetworkplanningtechniques，whichwasnotconsistentwiththefactofthenetworkInfact，allactivitieso

2、fthenetworkaleinasystem，andthe5mayinteractInthispaperwecalltheinteractionasrelativityTherelativityoftheactivitiesmaybecausedbycircumstance，thenatureoftheactivitiesandthebiasoftheleaderWemainlystudytherelativitybecauseofh

3、ecircumstanceinthispaperItisdeemedthatonlytheactivitiesoncriticalpathsarecriticalworkInpracticebecauseoftherelativities，thecompletionoftheactivitiesonuncriticalpathsmayaffectthecompletionoftheactivitiesoncriticalpathsThe

4、floattimeoftheactivitiesonuncriticalpathsmaynotheusedentirelySosomeactivitiesonuncriticalpathale“critical”activitiestocertainextentTherefore，Thecriticalactivitiesdonotonlyincludetheactivitiesonthecriticalpaths，butalsoinc

5、ludesomeactivitiesontheuncriticalpathsInthispaperweusethemodelbasedonMonteCarlo(MC)methodtostudytheeffectoftherelativityonthedurationofactivitiesandthedurationoftheprojectAtlast，weusethemodeltocomputeanengineerexample，ou

6、tputtheprobabilityoftheactivityonthecriticalpathandthefloattimeofuncriticalactivitiesconsideringtheeffectofrelativitiesBycomparingtheresultofthetraditionalnetworktechniques，wecandrawaconclusionthattheprobabilityofthesome

7、activitiesonuncriticalpathintraditionalnetworkplanningtechniquearehi曲，andthefloattimeoftheseactivitiesCan’theusedfullyInpracticalconstructionofproject，theseactivitiesarealsocriticalactivities，andtheseactivitiesmustbepaid