余氯檢測系統(tǒng)的研究與設計.pdf

1、镕g：——單位代碼：—業(yè)韭!—j!J旦奪肥工學夫警HefeiUniversityofTechnology碩士學位論文MASTERDISSERTATIoH②論文題目：壘塹掛型至篁盟墅童皇堡鹽學位類別：學科專業(yè)：(工程領域)高校教師在職攻讀碩士學位計算機應用技術作者姓名：型登導師姓名：王造墼堡元成時間：——!!!!圭!旦TheResearchandDesignofExaminingResidualChlorineSystemAbstract

2、ResidualchlorineisoneoftheimportantparameterfortapwaterandwastewaterThisthesisintroducesthedesignprinciple，measuringmethodandsystemstructureofexaminingresidualchlorineequipmentTwoefficientmethodsbasedonelectrochemistryan

3、alyticalmethodandDPDspectralphotometricmethodforexaminingresidualchlorinewerediscussedThetypicalcircuitstructureandrelatedsourcecodeforthetWOmethodsweregivenElectrodemethodisthemostefficientwayforonlineexaminingresidualc

4、hlorinewhichbasedonthemethodofoxidationreductionpotentialmethodThedesignedhardwareincludespreamplifiercircuit，lowpassfiltercircuit，potentiostatcircuit，pHvalueamplifierwatertempomturemeasnecircuitTLC2543basedADconvertef，4

5、20mAcircuit，real—clockcircuit，RS232communicationckcuitanddisplaycircuitn圮detailedhardwarecircuitandsomvaredesignmethodWasgivenineverypartneonlineresidualchlorinemeasurementapparatusdesignedupontheelectrodemethodhastheout

6、standingcharacteristicsofsteadyfunction，advancedtechnologyeasyuse，andtheprecisioncanbeO10mg／LafteradjustingcorrectlynleapparatuscanbeusedtoexaminingtotalandfreeresidualchlorineintapwaterwastewaterandcoolingwaterTheprinci

7、pleofDPDspectralphntome廿icmethodforexaminingresidualchlorineisthattheDPDreagentbecomesredasitmeets、】l，itllthefreechlorineaddsiodicionasactivatortoinakecombinedchlorinereactionanddisplaycolorThenobtainfreeandtotalchlorine

8、throughphotoelectricsensororspectrophotometertomeasllreabsorbencySubtractfreechlorinefromtotaliscombinedchlorineTheprinciplegallbeusedtOmeasnefree，totalandcombinedchlorinefromtapwaterseawatersourcewaterandwastewaterTheth

9、esisdiSCUSSeSthehardwarecircuitandmainprogramofpotablechlorineanalyzerbasedonDPDspectralphotometricmethod，includingpreamplifiercircuit，samplecircuitnegativehighvoltagecircuitsteppingmotordrivecircuitdisplayunitandserialc

10、ommunicationcircuitetcThechlorineanalyzerhasthecharacteristicsofhighprecisionandeasyuseThedesignofoniineresidualchlorineanalyzerbasedontheelectrodemethodwasdesignedaccoMingtotheautomonitoringsystemcommunicationprotocolfo