连采机降尘介绍

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1、DustSuppressionSystemComponentsEfficientsystemsareaproperlydesignedcombinationofthreesub-systemsMineVentilationMachineMountedFloodedBedDustCollectorMachineMountedDustSuppressionWaterSpraysInefficientcombinationofthethreewillequalainefficientdustsuppressionsystem1MineVentil

2、ationMineventilationmustbedesignedandmaintainedinaccordancewithoverallminelayoutandconditions.Minerdustcollectorcapacity,configurationandwatersprayconfiguration,and/orWetheadheadoptionmustbebasedonminelayoutandconditions:VentilationfancapacitytoproperlyventilateminefaceVen

3、tilationdesignplantoprovidefreshairtominer/faceMineconditionsPastexperience2MachineMountedFloodedBedDustCollector(FBDC)3MachineMountedFloodedBedDustCollector(FBDC)Systemdesignedtoremovedustfrommineair,or“scrub”theairFloodedBedDustCollectorComponentsIntakeChassismountedduct

4、workWaterspraysDustimpingementscreenMisteliminator(demister)DustcollectorfanSoundattenuationExhaust4FBDCInletOptionsChassisonlyductworkTypicallyeffectiveupto1.6MseamheightsDirectionalspraysarecommonlyusedtohelpfacilitatefreshairacrossfaceandintoductworkinletCutterframeduct

5、workEffectiveinseamsabove1.6MduetoadditionalheightrequirementsforcutterframeductworkCutterframeductworkprovidesairinletclosertoface,necessaryinseamsabove1.6Mduetolargerarearequiringdustextractionandsuppression5FBDCChassisMountedDuctworkOptionsDuctworkoptionsFansize/capacit

6、yisbasedonmineventilationcapacityandminingheightDuctworksizeisbasedonfansize/capacityinordertoallowfantoperformtodesignspecificationsDuctworkconstructionDuctworkisafabricatedrectangulartubewithaimpingementscreenlocatedbetweeninletanddemisterWaterspraysarelocatednearfiltert

7、ohelpforcleaning.However,regularfiltermaintenanceisrequiredforsystemtofunctionproperlyDemisterboxislocatednexttofantoextractdust/dirtslurryfromairandsystempriortoexhaustthrufan6FBDCWaterSpraysCutterframeductworkspraysoptionsConstantspraysateachinletFlushingspraystocleanduc

8、tworkNospraysCombinationoftheaboveDustimpingementscreensprayDesignedtoprovideconstantwate