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《基于網(wǎng)絡(luò)化水輪機組狀態(tài)監(jiān)測的節(jié)點設(shè)計.pdf》由會員上傳分享，免費在線閱讀，更多相關(guān)內(nèi)容在應(yīng)用文檔-天天文庫。
1、第31卷第7期機電工程VoI
2、31No．72014年7月JournalofMechanical＆ElectricalEngineeringJu1．2014DOI：10．3969／j．issn．1001—4551．2014．07．028基于網(wǎng)絡(luò)化水輪機組狀態(tài)監(jiān)測的節(jié)點設(shè)計水葉悅情，裴爽，王海倫(衢州學(xué)院電氣與信息工程學(xué)院，浙江衢州324000)摘要：針對水輪機組運行時各設(shè)備參數(shù)的實際值、上／下位機的信號傳輸、設(shè)備是否發(fā)生故障等問題，將數(shù)據(jù)信號采集技術(shù)、A／D轉(zhuǎn)換技術(shù)和收發(fā)器分別應(yīng)用到信號的采集轉(zhuǎn)換和傳輸中。開展了水輪機組狀態(tài)監(jiān)測原理和網(wǎng)絡(luò)
3、化水輪機組狀態(tài)監(jiān)測的節(jié)點設(shè)計分析，建立了水輪機組工作時過程層中設(shè)備數(shù)據(jù)的現(xiàn)場采集、監(jiān)測層中信號的傳輸與站控層中系統(tǒng)Pc機通訊之間的關(guān)系，提出了在現(xiàn)場節(jié)點設(shè)計的基礎(chǔ)上數(shù)據(jù)的采集、信號的轉(zhuǎn)換和傳輸?shù)确椒?。在以ATmega8515單片機為核心的系統(tǒng)結(jié)構(gòu)上，對各芯片構(gòu)成的現(xiàn)場節(jié)點進行了評價，進行了對該設(shè)計的測試和性能分析試驗。研究結(jié)果表明：采用網(wǎng)絡(luò)化水輪機組狀態(tài)監(jiān)測的節(jié)點設(shè)計，實現(xiàn)了水輪機組的數(shù)據(jù)信號的采集、存儲、轉(zhuǎn)換和傳輸，從而完成了采樣數(shù)據(jù)和狀態(tài)特征的實時監(jiān)測和遠程監(jiān)控。關(guān)鍵詞：水輪機組；節(jié)點設(shè)計；A／D轉(zhuǎn)換；ATmega8515中圖分類號
4、：TP273文獻標志碼：A文章編號：1001—4551(2014)07～0951—04NetworknodedesignbasedonturbineconditionmonitoringYEYue—qing，PEIShuang，WANGHai—lun(ElectricandInformationEngineeringAcademy，QuzhouCollege，Quzhou324000，China)Abstract：Aimingatsolvingtheproblemsoftheactualvaluesofparameters，thesig
5、naltransmissionofupperandlowermachinesorfaultsofeachequipmentappearedduringtheoperationofhydraulicturbinegroup，thedatasignalacquisitiontechnology，theA／Dconversiontechnol-ogyandtransceiverswereappliedtothetechnologyofthesignalconversionandtransmissionrespectively．Thecondi
6、tionmonitoringprinciplesandthenodedesignoftheconditionmonitoringofthenetworkinghydraulicturbinegroupwereinvestigatedandtherelationshipbetweenthesiteacquisitionoftheequipmentdata，thesignaltransmissionandthesystematicPCcommunicationsduringtheoperationofthehydraulicturbineg
7、roupwereestablished．Accordingly，amethodwaspresentedtodataacquisition，signalconversionandtransmission．ThesitenodesconstitutedofeachchipwereevaluatedonthesystematicstructurewherethecorewasATmega8515singlechip．Thedesignedefectandper-formanceweretestedandanalyzed．Theresultsi
8、ndicatethatdesignedefectofthedataacquisition，storage，conversionandtransmissionofthehydraulicturbinegrouphavebeenachievedbyusingthedesignednodesofconditionmonitoringofnetworkinghydraulicturbinegroup，thuscompletingthereal—timeandremotemonitoringofthesampledataandstatuschar
9、acteristics．Keywords：hydraulicturbinegroup；nodedesign；A／Dconversion；ATmega8515礎(chǔ)設(shè)施建設(shè)重要目標之一，因此，水能開發(fā)是未來l5年
