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1、TESEMIIC1073:SensorsandTransducersforChemicalandEnvironmentalMeasurementsObjective:Uponcompletionofthiscourse,studentshouldbeableto:1.Knowfundamentalsofsensors.2.Suggestsuitablesensorforgivenapplications.3.Validatesensoraccordingtogivenspecifications.4.Canbuildsuitablemeasurementtechniqu
2、e.5.Procureandinstallthesensor.Unit1:ChemicalMeasurements-I(8Hrs)i)ViscosityMeasurement:Terminology,Units,Types-Capillary,Effluxcup,Saybolt,Searle’srotatingcylinder,Floattype,Gyratingelement,VibratingReed,Plastometers,Coneandplate,Fallingandrollingball,Covetteeconcentriccylinder,Rotamete
3、rii)DensityMeasurement:·Liquid:Chain-balancedfloattype,Electromagneticsuspension,Angularposition,Hydrometer(Buoyancytype),Gravitrolmeter(Utubetype),HydrostaticHead(Airbubbler,DPCell),OscillatingCoriolis,Radiation·Gas:Gow-Mac,Displacementtype,Centrifugalgas,Galcolumnbalance,Electromagneti
4、csuspension,Displacementtype,thermalconductivitybridgetype.Unit-2:ChemicalMeasurements-II(7Hrs)i)ConsistencyMeasurement:Probetype,bladetype,floattype,Rotatingtype,Optical,Levelconsistencymeter,FlowBridge,CTandPTmethod.ii)TurbidityMeasurement:DoubleBeammethod,Lasertype,LightScattering,Bac
5、kscatteringanalyzer,Nephelometer,Suspendedsolidsandsludgedensitysensor.iii)ConductivityMeasurement:Contactingtype,twoelectrodecells,fourelectrodemeasurement,Electrodelesscell,Cellconstant,WaterPuritymeasurement,measuringcircuitsiv)ConcentrationMeasurement·pHMeasurement:Terminology,Nernst
6、equation,Temperaturecompensation,Buffersolutions,Electrodepotentials,Referenceelectrodes,Measuringelectrodes,Combinedelectrode,Measuringcircuits,Maintenanceandcleaners,Fiber-Optics,Solidstatereferenceelectrode·SpecificGravityMeasurement:OscillatingU-tubeprinciple,UltrasonicUnit-3:Chemica
7、lMeasurements-III(7Hrs)MoistureMeasurement·MoistureinGasesandLiquids:Electrolytichygrometer,capacitance,Piezoelectric,Impedance,HeadofAdsorption,InfraRed,Resistivity/Conductivitytypes.·MoistureinSolids:Nuclearmoisturegauge,InfraRedAbsorptionorReflection,Microwavesolidmois
