Gas/Liquid Separation Technology

Sulzer Chemtech

Introduction

2

Content Page

Introduction 2

ProductSummary 4

MistElimination 8

KnitMeshMistEliminators 11

Mellachevron 14

AxialCyclonicDevices 17

CombinedSystems 18

Applications 20

Sulzerisamajorplayerinthefieldofgas/liquid and liquid/liquid separation tech-nology, offering a full rangeof innovativeproducts and related services. Our com-mitment to development of technology,combinedwithapplicationknowhowandconsistent fabrication standards ensuresthatawell-engineeredsolutionisavailableformostseparationproblems.

Our expertise gained from hundreds ofsuccessful installations in a broad spec-trumofapplicationsensuresthatthebestpossible product is recommended foeeachindividualduty.

OurstrategicallianceagreementwithShellGlobal Solutions International B.V. pro-videsaccesstostateoftheartseparationtechnology,includingtheShellSwirltubeTMandSchoepentoeterTM.Theacquisitionofthe KnitMesh Separation Business hasadded KnitMeshTM Mist Eliminators andCoalescerstoourexistingproductrange.

Specialists in Retro-Fit and Performance Enhancement

Our engineering team relishes the chal-lenges associated with existing installa-tions.Professionaladviceandtailor-madeequipmentdesigns,foundedondecadesof experience, can overcome a host ofseparationproblemsrelatedto:

changesinprocessconditions

de-bottlenecking

agingplant

sub-optimalequipmentlayout

Introduction

3

Service and Supply

Sulzeroffersaflexibleandcomprehensiverangeofservicewhichcanbetailoredtosuityourprojectrequirements,including:

processdesign

feasibilitystudies

detailedengineering

equipmentmanufactureandsupply

installation

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Emergency Delivery

Sulzercan react to themostchallengingdeadlines and can assist with urgent re-placementorrepairofseparatorinternals.For emergencies, contact your nearestSulzerChemtechoffice-detailsofwhichcanbefoundatwww.sulzer.com

If installation services are required, ourtechniciansareavailableonyourworksitetomakesureyourequipmentmeetsspec-ificationsandyourprojectgoessmoothlyfrom start to finish. A Sulzer technicianinspectsyourequipmentbefore it leavesourplant.Atyourworksite,youcancountonourtechnicians,whoarespecialistsinseparationandmasstransfersystems,tomonitoreachphaseofyourinstallationtoensureyouareupandrunningontime.

Research and Development

Werecognizethatinvestmentinresearchand development is an essential com-ponent for long term success.We havelaboratories where separation internalsanddesigntechniquescanbetestedanddevelopedinfullyinstrumentedpilotscalecolumns.

Increasingly, computermodels are beingused to aid the design of new products.Sulzerusescomputationalfluiddynamics(CFD)models to simulate product perfor-

mance.Thistechniquenotonlyeliminatestherequirementforexpensiveprototypesto be constructed, but provides amuchgreater understanding of the productsoperationinadvanceofanylaboratoryoroperational trials. CFD simulations havealsobeenused togreateffect in solvingflow distribution problems in a variety ofsystems.

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4Type of Separator

KnitMeshTM

MistEliminator

KnitMeshV-MISTERTM

MellachevronTM

MistEliminator

ShellSwirltubeTM

ShellSwirltubeLightTM

Materials

StainlesssteelsAlloyC22,C276,400,625,825and20,CopperPP,FEP,ETFE,PTFE,Glassfibers

StainlesssteelsAlloyC22,C276,400,625,825and20,CopperPP,FEP,ETFE,PTFE,Glassfibers

StainlesssteelsAlloyC22,C276,400,625,825and20,PP,PVC,PVDF,FRP

Stainlesssteels,Alloy625,825

Stainlesssteels,Alloy625,825

Applications

Broadrangeofgas/liquidseparationproblems.ScrubbingsystemsandabsorbersEvaporatorsSteamdrumsKnock-outpotsGlycoldehydrationInertgasscrubbersMSF/MEDdesalinationSulfuricacidabsorbersanddryers.

Broadrangeofgas/liquidseparationproblems.ScrubbingsystemsandabsorbersEvaporatorsSteamdrumsKnock-outpotsGlycoldehydrationInertgasscrubbersMSF/MEDdesalinationSulfuricacidabsorbersanddryers.

Broadrangeofgas/liquidseparationproblems.ScrubbingsystemsandabsorbersEvaporatorsSteamdrumsKnock-outpotsGlycolcontactorsInertgasscrubbersMSF/MEDdesalinationSulfurcondenserFlue-gasdesulfurization(FGD)

Gasprocessingapplications;inletsepa-rators,turbo-expandersuctiondrums,dew-pointseparators,compressorsuctiondrums,glycolcontactors.

Gasprocessingapplications;inletsepa-rators,turbo-expandersuctiondrums,compressorsuctiondrums.Scrubbingsystemsandabsorbers,PEBneutraliza-tioncolumn.

Product Summary

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5Typical operational Range

RelativelylowcapacitywithK-valuestypicallyupto0.107m/s(0.35ft/s).Highefficiencyseparationdowntodropletsizesof2to3m.Pressuredroptypicallylessthan2.5mbar.Designsavailableforinstallationineitherhorizontalorverticalgasflow.

EnhancedcapacitywithK-valuestypicallyupto0.15m/s(0.49ft/s).Limitedtohorizontalinstallationwithverti-calgasflow.Highefficiencyseparationdowntodropletsizesof2to3m.Pressuredroptypicallylessthan2.5mbarVeryeffectiveforheavyliquidloadings/irrigatedsystems.

HighcapacitysystemsavailablewithK-valuesupto0.45m/s(1.47ft/s)atthevanefaceinlet.Effectivedropletseparationdownto~20m.Efficiencycanbeenhancedbycombina-tionwithKnitMeshpre-conditioners.Generallyforuseat:-surfacetension>10dynes/cm.-operatingpressure20%moreefficiency

~4.5F-Factor

Characteristics

400%capacity

20%moreefficiency

~6.0F-Factor

TEGTEGTEG

NGNG NG

Drygasoutlet

SulzerKnitMesh9797Glycolcontactor

misteliminator

LeanTEG

Chimneytray

Wetgasinlet

Schoepentoeter

Liquidoutlet

Manway

SulzerKnitMesh9798Scrubbersection

misteliminator

RichTEG

SulzerMellapak/MellapakPlus

Liquiddistributor

Manway

TEG

NG

21

Applications

Using Sulzers MKS Multi CassetteTM Technology in Glycol ContactorsThefirstapplication forSulzerMKSMultiCassette mist eliminators was for instal-lationinGlycolContactorsinRussia.Thecontactorswere revamped from trays toSulzer MellapakPlus and were operatedatveryhighgas loading factors. Inorderto keep the glycol loss low at this highcolumn gas throughput the MKS Multi

Glycol Dehydration Process using Shell SMSM internals in theFeed Inlet Scrubber and MKS Multi Cassette in the Glycol Con-tactor

Highlyefficientliquidscrubbingfromthegasfeedtoglycolcontactorsisneededinor-dertoavoidbottlenecksinthedehydrationsystemcausedbyhydrocarboncarryoverwhichcanleadtofoamingandexcessiveoverallglycollosses.SulzersmisteliminationproductssuchasSulzerKnitMesh,SulzerMKSMultiCassetteandShellSeparatorsmeetforthesehighprocessdemands.

Condensate Treatment Unit

ApplicationofSulzers liquid/liquidsepa-ratorproductssuchas:

SulzerMellaplateplatepack

4Cassettesequippedwithstructuredwiredemistingpacking

CollectorTray

SwirlTube

SwirlingElements DrainPipe

VaporisfreeofmistCassettemisteliminatorswereinstalledinthecontactortopsection.Theapplicationwasshowntomeetmeasuredglycolloss-esof