基于LonWorks技術的水位監(jiān)測控制系統(tǒng)的研究.pdf

1、分類號UDC密級——單位代碼一!曼15l基王LQ塾煦然遮查鯉叢僮墮測控劍丕統(tǒng)的殛窒(中文腿名)嫠宏主(研究生姓名)指導教師王圣囊職稱刮夔援學位授予單位友蔓整里盤堂：申請學位級別亟圭學科與專業(yè)拉扭王捏研究方向輪扭自麴氈與控制————論文提芟日期2Q墮生3雖學位授于日期答辯委員會主席評閱人AbstractWiththedevelopmentofmicroelectronicstechnologyandcomputernetworkcommu

2、nicationtechnologytheautomationcontrolmetertrendstowardsdistributedfieldbustechnologyAsthedevelopmentaldirectionofthefutureoftheautomationtechnologytheFieldbusismaturatinggraduallyandisappliedtoeveryfieldofautocontr01Soe

3、xploitingthel丘eldbussoftwareandhardwareandapplyingittothepracticalcontrolprojectwillaccordwimthedevelopingevaluativedirectionoftheautomationcontrolmeterPrimarilyusingtheLonWorkstechnologyofEcheloncorpandtechnologyofVB，AS

4、PandSQLtosolvetheproblemsThispapermainlyintroducesthedesignandimplementationofanetworkedcontrolsystembasedLonWorksfieldbusstandardwhichiscomposedofahypercomputerwithspecialnetworkcardandthreeintelligentnodesThehypereompu

5、terisusedforconfigurationnetworkcommunicationanddynamicwatch，whiletheintelligemnodesaleresponsibleforcollectinglocalsignal，computingandmakingcontrol。Intelligentnodesa∞designedinthecoreofNeuronchipLonWorksCommunicationtec

6、hnologyisadoptedtofinishISO／OSISeven1ayercommunicationprotoc01TheLNSforWindows，anewtechnologyofLunWorksFieldbusmakesiteasytodevelopthemanagementsyste囅ofintelligentwaterlevelnetworkrealizethemonitoring，control，managementa

7、ndmaintenanceoftheLONThefieldbustechnologybringsthenewconceptofIntelligentnetworkingsensorConsequentlytheIntelligentnetworkingsensorifappHedinthemarineengineroomtobuildupaFCSBasedmonitoringandcontrolsystemwillproducemuch

8、greaterbenefitsThedesignschemedescribedinthisdissertationispartlytestedinlabHoweverthereisstillalongwaytogotomakeaproductofsuchdeviceKtTwords：LonWorkstechnologyDynal血eDataExchange，Networkvariables，ActiveXServerPage，LNSte