工厂化养殖循环水处理控制系统的设计刘雨青

127201231671—1815201207-1526-05ScienceTechnologyandEngineeringVol.12No.7Mar．20122012Sci.Tech.Engrg.201306S7—200PLC。、pH、、。、、、。。、。PLCX524MTP273.1A2012146771712011976—。[e-mail]。、。、1。2、3。、4。S7—200PLC。1“”、。5%50m20.8m40m3。15。、。、。。14F16F10。。F13。、、、pH、F15。。613～18℃5～8mg/LpH7.5～8.5NH30.02mg/L0.2mg/L0.02mg/L。72.4h/。1—2—3—4—5—6—7—8—9—10—11—12—13—14、15—122.11、、、、、2、pH、、、、、。、、、、PLC。S7—200PLC。/CPU226。/EM2353EM231、2/EM223。———2、pH、、、、、214211。2.2PLCI/O10、2515、1。/2。3、、、。3。。725172/。31。、8。4。30～40d。30d。24。、pH、。3。PLC。/。4、pH、、A/DPLC、。5。5～8mg/L。AIW2PLCVW14205mg/L8mg/L6.5mg/L。82511250～20mg/LPLC0～32000EM2351214～20mAI=20－4x/20+411ImAxmg/L。2PLCy=32000/20I22yPLC。1、2166401280016560。5PLCPID。4PLC、。。1．．20093641—72．．2009310—133．．2006647—504．PLC．201111204734—47395．．200823168—726．．20032416—107．．20073434—78．．2006216—1992517TheDesignofCirculatingWaterTreatmentControlSystemforIndustrializedAquacultureLIUYu-qingWUYan-xiangWUXiao-dongCollegeofEngineeringShanghaiOceanUniversityShanghai201306P．R．ChinaAbstractThroughresearchandanalysisthecontrolprocessofindustrializedaquaculturecirculatingwatertreatmentsystemcirculatingaquaculturecontrolsystembasedonS7—200PLCisdesigned.Thesystemautomati-callydetectsandcontrolsvariousenvironmentalfactorsinthepondsuchasdissolvedoxygenpHNH3Bisulfatewatertemperatureetc.Forwhattheaquacultureenvironmentiskeptinthebestconditiontopromotetherapidgrowthoffish.Theentiresystemhasbeenclassifiedinto5partsbioreactorself-recyclingtheemergencycircula-tionandfiltrationwaterqualitymonitoringandcontrolandthermostatictemperaturecontrol.Thesystematichard-wareandsoftwarearedesignedandthesoftwareflowchartsareintroduced.Throughdebuggingtheautomationsys-temisstableandcredibleeasytomaintain.Itisaneffectivemeansofraisingthelevelofdomesticindustrializedaquaculture.KeywordsindustrializedaquaculturecirculatingwatertreatmentPLCenvironmentalfactors檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸檸auto-adjustment15163MSDNSilverlightEB/OL．http//msdn．microsoft．com/zh-cn/sil-verlight/default．aspx20084．SilverlightWeb．20085．3G—W-CDMACDMA2000．20036.ARM．20111910257—2597..2011301062—65DesignandImplementationofWirelessVideoTransmissionSystemBasedonSilverlightLIUYun-feiLITaoCHENKunCHENZi-liSchoolofMechtronicNorthwesternPolytechnicalUniversityXian710072P．R．ChinaAbstractAimingatreal-timemonitoringdemandofpowernetworkfaultrepairavideotransmissionsystembasedonSilverlightandwirelessisproposed.ThesystemframeworkofwirelessvideotransmissionsystemismainlyintroducedawirelessvideotransmissionmodelbaseonSilverlightandvideotransmissionprotocolaredesignedatlastthesystemisrealizedbasedontheframework.Itisdemonstratedthattherealizedsystemcansatisfythemoni-toringdemandofpowernetworkfaultrepair．KeywordsvideotransmissionsystemSilverlightnetworkcommunicationprotocol035112