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《水質(zhì)參數(shù)在線監(jiān)測及遠(yuǎn)程傳輸系統(tǒng)的研究與設(shè)計》由會員上傳分享,免費在線閱讀,更多相關(guān)內(nèi)容在學(xué)術(shù)論文-天天文庫。
1、青島海洋大學(xué)碩士學(xué)位論文水質(zhì)參數(shù)在線監(jiān)測及遠(yuǎn)程傳輸系統(tǒng)的研究與設(shè)計姓名:張鴻祥申請學(xué)位級別:碩士專業(yè):信號與信息處理指導(dǎo)教師:傅圣雪2002.6.1水質(zhì)參數(shù)在線監(jiān)測及遠(yuǎn)程傳輸系統(tǒng)的研究與設(shè)計摘要、r\水質(zhì)監(jiān)測數(shù)據(jù)是環(huán)境保護(hù)及水利部門決策的重要依據(jù)。水體中的pH值、溶解氧、電導(dǎo)率、濁度和溫度等五項指標(biāo)是水質(zhì)監(jiān)測的常規(guī)參數(shù)。、為了提高我、國水質(zhì)監(jiān)測的自動化水平,加速水質(zhì)在線監(jiān)測設(shè)備的國產(chǎn)化進(jìn)程,體論文采用國外先進(jìn)的水質(zhì)五項參數(shù)檢測傳感器,自行設(shè)計現(xiàn)場參數(shù)在線監(jiān)溯子系統(tǒng)、數(shù)據(jù)遠(yuǎn)程傳輸子系統(tǒng)與數(shù)據(jù)管理子系統(tǒng)研制出一種水質(zhì)參數(shù)在線監(jiān)測及遠(yuǎn)程傳輸系統(tǒng)。該系統(tǒng)分別用于各監(jiān)測站點和監(jiān)控中心。系統(tǒng)的軟件采
2、用MCS-51匯編語言和面向?qū)ο蟮某绦蛟O(shè)計語言VB6.0編寫。在監(jiān)測站點,以AT89C51單片機為核心器件,實現(xiàn)了對現(xiàn)場五項水質(zhì)參數(shù)的實時采集、數(shù)據(jù)處理以及上述化學(xué)或物理量的動態(tài)顯示。在監(jiān)控中心,用Pc機作為服務(wù)器接收各監(jiān)測站點傳來的數(shù)據(jù),并存入數(shù)據(jù)庫,還設(shè)計了數(shù)據(jù)管理程序,用于數(shù)據(jù)查詢、統(tǒng)計和圖形分析。系統(tǒng)的數(shù)據(jù)傳輸子系統(tǒng),采用自定義的通信協(xié)議,經(jīng)過調(diào)制解調(diào)器接入公共電話網(wǎng),利用電信部門的交換設(shè)備實現(xiàn)數(shù)據(jù)的遠(yuǎn)程傳輸。通信軟件用賀氏AT命令設(shè)置調(diào)制解調(diào)器,通過自動撥號方式建立監(jiān)控中心與各監(jiān)禊4站點之間的連接。用vB的MSComⅡ控件實現(xiàn)串行口通信。在實驗室條件下進(jìn)行測試,系統(tǒng)各項參數(shù)的技
3、術(shù)指標(biāo)均達(dá)到國家環(huán)保標(biāo)準(zhǔn)要求,經(jīng)過一段時間的運行,系統(tǒng)工作性能穩(wěn)定,數(shù)據(jù)傳輸可靠。、.一關(guān)鍵詞:水質(zhì)參數(shù);在線監(jiān)測;遠(yuǎn)程傳輸;數(shù)據(jù)管理;單片瓤ResearchandDesIgningofWaterOualityParameters0nl-BeMonitoringandRemoteTransmiSSionSystemAbstractThemonitoringdataofwaterqualityisimportantbasisofpolicydecisiontheenvironmentprotectionandwaterconservancydepartmentsmake.PHvalue,d
4、issolvedoxygen,conductivity,turbidityandtemperaturefivecriteriaaretheroutineparametersofwatermonitoring.Thispaperhasdevelopedawaterqualityparameterson—linemonitoringandremotetransmissionsystemutilizingfiveforeignadvancedwatersensorsanddesigningthespotparametersonlinemonitoringsubsystem,thedatarem
5、otetransmissionsubsystemandthedatamanagementsubsystemforraisingtheautomaticlevelofwaterqualitymonitoringinourcountryandacceleratingtheprocessofthewaterqualityonlinemonitoringequipmentmadeinChina.Thesystemisusedineverymonitoringstationandthemonitoringcenterrespectively.Thesoftwareofthesystemisprog
6、rammedwithMCS一51compilelanguageandobject-orientedlanguageVB6.0.Fivespotwaterqualityparametersaregathered,thedataaredisposedandaborechemicorphysicalvaluesaredisplayeddynamicallyutilizingAT89C51single—chipmicrocomputerasthecentralcomponentinthemonitoringstation.Thedatafromeverymonitoringstationarer
7、eceivedandstoredintothedatabasebythePCserverinthemonitoringcenter.Datamanagementprogramisdesignedfordataquery,statisticandchartanalysis.ThedatatransmissionsubsystemisimpIementedbytheself—definingcommunicationprotoc01.T