AutoCAD在園林綠地噴灌系統(tǒng)中的應(yīng)用研究與開發(fā).pdf

1、同濟(jì)大學(xué)軟件學(xué)院碩士學(xué)位論文AutoCAD在園林綠地噴灌系統(tǒng)中的應(yīng)用研究與開發(fā)姓名：鄭芳申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：軟件工程指導(dǎo)教師：尹長(zhǎng)青夏波涌20090501AbstractABSTRACTTurfisgenerallyusedinthecityandintheroadconstructionprojects，becauseithasthefunctionswhichmaintainwaterandsoil，beautifytheenv

2、ironment，freshairandSOonThenaturalwaterresourcesusuallycannotmeetthewaterdemandofthenormalgrowthoftheturfThus，thefixedpipelinetypesprinklerirrigationsystemiswidelyappliedtomakeupthewaterinturfFirstlyafteranalyzingthediff

3、erencesamongtheturfsprinklerirrigationsystemandothercropssprinklerirrigationsystem，theresearcherpointsitoutthatthepipenetworkofturfsprinklerirrigationsystemrequireslargeinvestment，andtherequirementsofsprinklercoefficient

4、ofuniformityishighThen，theinefficientdesignandcalculationworkloadshortcomingshavebeenanalyzedbytheresearchonthetraditionalplananddesignmethodoftheturfsprinklerirrigationsystemSimultaneouslythemulti—outletadjustablepipeis

5、adoptedintheturfsprinklerirrigationsystempipenetworkbecauseitCanenhancethesprinklerirrigationuniformityandreducethepipenetworkinvestmentSo，researchingonthemultioutletadjustablepipehasbeenconductedThemathematicalmodelofth

6、emultioutletadjustablepipelineswhichregardstheminimumpipenetworkinvestmentastheobjectivefunctionhasbeenestablished，andtheapproachwhichcombinesthegeneticalgorithmwiththepenaltyfunctionlawhasbeenapplied，andtheoptimizationc

7、omputationOilthismathematicalmodelwhichapplytheMATLABgeneticalgorithmtoolboxbytwostephasbeencardedonAndthebestoptimalsolutionofobjectivefunctionhasbeenobtainedOnthebaseofthepipenetworkoptimization，thecomputeraideddesigns

8、oftwareontheturfsprinklerirrigationsystemusingAutoCADVBAhasbeendeveloped，whichhasthefunctionsforpipenetworkdisposalandoptimizationandparametercalculationTheapplicationinthe”GreenlawndesignofthecentralareaofHuanghuaiInsti