frick 螺杆压缩机

frick 螺杆压缩机

ID:40135743

大小:4.94 MB

页数:55页

时间:2019-07-22

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1、1In2003FrickIsCelebrating150YearsinManufacturingand120YearsinRefrigeration2FrickhasProducedover60,000ScrewCompressorssincetheFirstRWB-IIwasintroducedin19823ScrewCompressorBasicGeometry4ConstructionMaleandFemaleRotorsMountedonRadialandAxialBearingsFittedinclosetoleranceinterse

2、ctingbores.5Suctionprocess6MaximumSuctionVolumeTrappedVsVs7Compression8Continuationof Compression9BeginningofDischargeVd101112EndofDischarge13AxialDischargePort14Vi(VolumeRatio)Vs(Volumeofgasatsuction)VD(Volumeofgasatdischarge)=15VolumeRatioAllFrickscrewsbuiltsince1981incorpo

3、rateVolumizerTMVariableVolumeRatiocontrol,tominimizepowerconsumptionduetooverandundercompression.Thisiseffectiveatfullandpartload.16VolumeRatioLowViSLIDEVALVESUCTIONOPENINGRECIRCULATIONSLOTDISCHARGEOPENING17VolumeRatioHiViSLIDEVALVESUCTIONOPENINGRECIRCULATIONSLOTDISCHARGEOPEN

4、ING18192021PartingLineMoveableSlideStop2223FrickVolumizerTMvariablevolumeratiocontrol savespowerautomaticallyasconditionschange24CapacityControlAllFrickscrewsofferpreciseandefficientcapacitycontrolbyuseofaslidevalveandslidestopcontrollinginconcerttogether.25SlideValveUnloadin

5、gSLIDEVALVESUCTIONOPENINGRECIRCULATIONSLOTDISCHARGEOPENING26HowSlideValvesImprove PartLoadVolumeRatio27CapacityControlMethods-2RecirculationPassageSlideValveRegulatingCapacityandDischargePortLocationMoveableSlideStopRegulatingVolumeRatio28SlideValveSlideStopSVPistonSSPiston29

6、ViiscontrolledbytheQuantumTM,anadvancedPentiumbasedmicroprocessorcontrol30AllFrickScrewsuse100%Anti-FrictionBearings313233CylindricalRollerBearing34Anti-FrictionBearingsConsumeLessFrictionalHorsepower Approximately11HPona300HPapplication35Anti-frictionBearingsallowtighterrot

7、ortorotorclearanceforlessgasleakageandreducedpowerconsumption.36OilReservoir37RefrigerantGasPressureOilOilabsorbsgaswhenpressurizedPressuredropcausesabsorbedgastomakefoam38OilCoolerRefrigerantGasPressureOilJournalBearingFilterRefrigerantFormsBubblesintheOilasitpassesThroughth

8、eOilSystemduetoPressureDrop39OilCoolerRefrigerantGasPressureOilOilPu

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