Vertical_Plate_Pressure_Filter.pdf

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1、VerticalplatepressurefilterVPApressurefiltervpaMechanicaldewateringbypressureAsparticlesgetfinertheresis-Forverticalplatepressurefilterseithercom-Thesecanbeactivatedduringcakedischargepressionoracombinationofcompressiontoensurefullremovalofcakefromthecloths.tanceagainstremovingwaterandairthrou

2、ghblowisused.Thefilterplatesarelinkedtogetherandtoincreases.GravitydewateringTheVPApressurefilterbasicallyconsistsofathemovablehead,sothatthefilterplatescannolongerbeused,pressurefabricatedheadstandandanendframe,areopened“concertina”styleandtoprovidehastobeused.joinedbytwosidebeams,whichsuppor

3、taccuratespacingbetweentheplatesduringthemovablehead(pressurepiece)andtheopening.SimilarlytheclothsupportbarsareBycreatingadifferentialpressurefilterplates,whicharefittedbetweenthealsolinkedtogethertoensurethattheclothsDpacrossacakeofsolids,liquidfixedandmovableheads.arealwayslocatedbetweenfil

4、terplates.canberemovedbyPullingtypehydrauliccylinders,2forVPA10Thefilterclothsupportbarsalsoserveassizeand4forVPA15andVPA20sizefilters,spraypipes,beingfittedwithspraynozzlesCompressionareusedtoopenandclosethefilterandtoandbeingfedfromafixedheaderpipeandprovidethenecessaryclosingforceduringflex

5、iblehoses.Asthespraynozzlesarelocat-“Dewateringbycompressionmeansreplac-filtration.edbetweenthefiltercloths,theclothwashingtheliquidinacakewithparticles”.Filterclothsaresuspendedfromtubularsup-wateriscontainedbetweentheclothsandthroughblowportsandhangbetweenthefilterplates.oversprayiseliminate

6、d.“Dewateringbythroughblowmeansreplac-Theclothsupportbarsarecarriedonanupperingthewaterinacakewithair”.frametowhichvibratormotorsarefitted.2pressurefiltervpatheheartofthesystemisthepressurefilterwhichisavailableintwobasicversions,vpaandvpC.VPAmeansVerticalPlateAirblowanddesignatesthefilterThis

7、machinecanoperatewithpressuresupto16barandiswhichprovidesforcompressedairdewateringofthefilterusedwherehighpressurefiltrationandmembranepressingcake.isrequiredfordewatering.Theoperatingpressureofthismachineisusually7-10barThefieldofappl