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上海湘乾儀器儀表有限公司>公司動態>上海湘潤介紹西門子新款紫外分析儀SIPROCESS UV600推出

公司動態

上海湘潤介紹西門子新款紫外分析儀SIPROCESS UV600推出

閱讀:1701          發布時間:2013-1-19
  SIPROCESSUV600
  
  SIEMENS德國于2012年10月1日在大陸推出新款紫外在線分析儀SIPROCESSUV600.其特點顯著,測量精度比紅外在線分析儀的精度更高、更準確。
  
  ContinuousgasanalysisforUV-activegases
  
  Individualorsimultaneousmeasurementofuptothreecomponents:
  
  NO,NO2,SO2andH2S
  
  Applications
  
  •Emissionmeasurement
  
  -MeasurementoflowNOconcentrationsinpowerstationsandgasturbines
  
  -MonitoringofNOxindenitrificationplantsbydirectmeasurementofNOandNO2aswellasacombinedNOxvalue
  
  -Efficientmeasurementindenitrificationplants
  
  -RegisteringoflowestSO2andNOconcentrations
  
  -Emissionmeasurementinthepulpandpaperindustry
  
  •Processcontrol
  
  -Measurementofsulfurcompoundsinprocessgasinthepaperandpetrochemicalindustry
  
  -NOandNO2measurementinapplicationsinnitricacidproduction
  
  -OptimizationofNOxemissionsintheexhaustgasoftheautomotiveindustry
  
  -H2SandSO2measurementinresidualgaspurificationofsulfurrecoveryunits(SRU)
  
  -MeasurementofsulfurcomponentsinClausplants
  
  -HighH2Sconcentrationsinreactiveorsourgases
  
  Benefits
  
  •SimultaneousmeasurementofNOandNO2withsubsequentcompilation.NO2convertersorCLD
  
  analyzersarethusnotrequired.Therefore:
  
  -Lowermaintenanceeffort(noconverterfunctioncheck)
  
  -Reducedoperatingcostsbecausenoadditionalequipmentrequired,e.g.ozonegenerator,etc.
  
  •MeasurementintheUVrange
  
  -MeasurementnotaffectedbyH2OandCO2
  
  -VerylowSO2andNOmeasuringrangespossible
  
  •UVResonanceAbsorptionSpectrometry(UVRAS)
  
  -MeasurementofverylowNOconcentrations:Measuringrange10ppm
  
  -Verylowcross-sensitivitytoothergases
  
  •VerylongservicelifeofUVlamp(typically2years)
  
  •Lowdriftsandhighstabilityby
  
  -four-channelmeasuringmethodanddoublequotientcalculation
  
  •Truereferencemeasurementfordrift-free,stablemeasurement
  
  •Allmodules“temperaturecontrolled”;therebyindependentofambienttemperaturefluctuations
  
  •Optionaladjustmentdevice
  
  -Filterwheelwithtestcellswhichareswiveledintotheopticalpathforcalibration;notestgasesare
  
  required
  
  -Adjustment:manualorautomaticMeasuringprincipleTheSIPROCESSUV600processphotometeroperatesaccordingtotheprincipleofabsorptionintheultravioletradiationrange.NO-specificaswellasotherwidebandradiationfractionsareemittedfromanelectrode-lessdischargelampintheultravioletspectralrange.Theradiationspectrum,requiredformeasurementandreferenceoftherespectivegascomponent,isgeneratedinthefilterwheelunitbyoneortworevolvingfilterwheels.ForNOmeasurement,SIPROCESSUV600usesthegasfiltercorrelationwheretheradiationspectrumformeasurementandreferenceisseparatedbyacyclicswivelinginofaNOgasfilter.Forallothergases,interferencefiltercorrelationisused.Here,twointerferencefilterswithdifferenttransmissioncharacteristicsareswiveledintothebeampathinsuccession.Thebeamsplitterdirectsthefilteredradiationtobothreferenceandsamplecuvettes.Thedetectorspositionedbehindthecuvettes,receivetheradiationforthemeasurementandreferencethatarrive
  
  withatimeoffset.Aquotientiscalculatedusingthesignalvaluesreceivedbyeachdetector.Bothdetectorsarethenrelatedtoeachother.Thiscalculationofdoublequotientscompensatesnotonlyforproportionalsignaldriftsbutalsosymmetricdrifts.Thegasconcentrationisderivedfromthedoublequotient.
  
  此款紫外在線分析儀的缺點:
  
  1.不可以防爆,
  
  2.只能單獨測一種氣體,
  
  更多詳情歡迎登陸*咨詢,訂購:
  
  技術部:
  
  SiemensextendsitscontinuousprocessgasanalyticsportfoliowiththenewSIPROCESSUV600analyzerprovidingsolutionsforanevenwiderrangeofapplications.SIPROCESSUV600isanextractiveUVgasanalyzerthatcansimultaneouslymeasureuptothreecomponents.ItisaspecialistforextremelyselectiveNOmeasurementwithsmallmeasuringrangesandanallrounderforotherUV-activegases,e.g.NO2,SO2andH2S.Duetospectralrangenocross-sensitivitiestoCO2andH2Otobeexpected.Innovativesignalprocessingaswellashighlystabledetectorsprovideexcellentlong-termstabilityandcompensationofdriftsandinfluencingeffects.SIPROCESSUV600withstateof-the-arectronicsandsoftwarehastheinterfacesrequiredforremotemonitoringfromanetworkaswellastotheconnectiontoprocesscontrolsystems.

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