Computerized System for Remote Level Control with Discrete Self-Testing计算机测定

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1、ComputerizedSystemforRemoteLevelControlwithDiscreteSelf-Testing1,22YuriyP.Kondratenko,OleksiyV.Kozlov,AndriyM.Topalov2,OleksandrS.Gerasin21PetroMohylaBlackSeaStateUniversity,10,68thDesantnykivStr.,Mykolaiv,54003,Ukrainey_kondrat2002@yahoo.com,y_kondratenko@rambler.ru2Ad

2、miralMakarovNationalUniversityofShipbuilding,9HeroesofUkraineAv.,Mykolaiv,54025,Ukraineoleksiy.kozlov@nuos.edu.ua,topalov_ua@ukr.net,oleksandr.gerasin@nuos.edu.uaAbstract.Thisarticledescribesthefunctionalstructure,human-machineinter-faceaswellassoftwareandhardwaremeanso

3、facomputerizedsystemforre-motecontrolofliquidlevelwithdiscreteself-testingimplementation.Thesys-temhasahierarchicalstructureinwhichinformationprocessingisdecentral-ized,andsoftwareandhardwarecomponentsareremovedfromeachother.Theproposedbyauthorsmethodofself-testingofhyd

4、rostaticsensorcorrectness,thatgenerallyincreasessystemreliability,isconsideredindetail.Resultedsys-temisthentestedoncomputersimulationandexperimentalsetup.Keywords:self-testing;human-machineinterface;modeling;PLC;liquidslev-elmeasurement.KeyTerms:Research,ICTComponent,C

5、omputerscience,Industry1IntroductionTasksrequiringlevelmeasurementofliquidproductsareextremelydiverseandarefoundinvariousareasoftechnology.Levelmeasuringisrequiredinmostproductionprocesses;inthesystemsofenvironmentalmonitoringandsafety;formassorflowrateofliquidproductsa

6、ccountingduringtheirstorageandtransportation.Theurgen-cyofliquidslevelmeasurementincreaseswithincreasingdegreeofautomationofproductionprocesses,monitoringandregistrationsystems.Therearemanydifferentmethodsanddevicesofmeasuringthelevelofliquidproducts[1,2].Someofthemarew

7、idelyusedinindustry,othershavehighlyspecificdestinationduetocertainshortcomings.Themostcommonmethodsoflevelmeas-urementaredividedintothewave,non-waveandcombined.Wavemethodsinclude:ultrasoniclocal;radar;locallaser;optical.Non-wavemethodsinclude:capacitance;hydrosta

8、tic;buoyancy;mechanicalfloat.Combinedinclude:magnetostrictivefloat;floatradar.Effectsassociatedwiththespre