Vapour Compression Stills
MainfeaturesTheprinciplefeaturesofthestilmasthermocompressorare:• PossibilitytoproducecoldWFIwater of25°Corhotof85°Cduetolowvelocityseparation• Noneedcoolingwater• Highenergeticperformance dueanoptimizedconfigurationoftheheatrecoverysystemanddesignofthe
compressor• Fastresponse:instandbyconditionsthedistillateisproducedin10minutes• Reducedandeasymaintenance withalonglifeofthethermocompressor• Duetolackofhightemperaturesoftenedfeedwater issuitable• Non-condensablegasesarehighlyefficientremoved
Operatingprinciple• Feedwaterispre-heatedinthreeheadexchangerstorecoverthesensibleheatofproduced
WFI,concentratedandNon-condensableGases.• Thefeedwateristhensendtothestillmainbodybottom,whereitispre-heatedtoevaporation
temperaturebyanexternalenergysource– electricalorsteam.• Theevaporationtakesplaceinaverticalshellandtubeheatexchangerwhichisanintegralpart
ofthestillbody• Theproducedsteamisflowingintotheevaporationcolumnwherethedecontaminationoccurs.• Thepuresteamsthansuckedbythecompressorandsendbacktothesametubeheatexchanger• Theslightlypressurizedsteamcondensesatahighertemperaturethantheboilingwatertube
side,sotransferringthelatentheat.• ThecondensedWFIissenttothehydrostaticcolumnfordegassingandfinallyispressurizedbya
sanitarypump,senttotheheatrecoverysystemandthentobatterylimits.
Contact
Steritec BelgiumAv.J.Wybran45 BBE-1070 BrusselsT+32(0)252011 50E [email protected]
Steritec TheNederlandsVanNelleweg6060*NL-3044BCRotterdamPostbox13060*NL-3004HBRotterdamT+31 (0)10 753 72 21E [email protected]
ConstructionTheplantiscompletelymadeinAISI316Lstainlesssteel,thefinishingoftheactivesurfacesarepickledandpassivatedandmirrororelectropolishing(to0,6µR)canbemadeonrequest.Product(WFI)contactpartsaremechanicallypolishedandpipingisorbitallywelded.Forbestpossibleinspection,thedecontaminationchamberistotallyempty.Theabsenceinthisareaofweldingdramaticallyreducestheriskofcorrosion,foraverylongexpectedlife.Thepre-heaterincontactwithNon-condesablegasesisshellandtubeDTS.
StilmasindustrialcompanyhasengineeredtheVapourcompressionseriesthatproducedistilledWaterforInjectionthatmeetsthelatestrequirementsoftheinternationalPharmacopeiasincludingUSP,EPandJP.StilmasThermocompressorsSeriescanbefedwithdeionizedwaterorevensoftenedwater.TheycanalsobeusedtoproduceUSPpurifiedwater.
THE SPECIALISTS IN STERILIZATION TECHNOLOGIES
CompressorsTechnology
Therearetwoalternativesolutionsforthesteamcompressordeveloped.Bothtypesarecharacterisedbyanextremelylimitedandeasymaintenancethatconsistsinbearingssubstitutionevery8000– 10000workinghoursdonebycustomers’technicians.
FA- HRSSeries
Thevolumetriccompressorisequippedwitharotarypiston.• Constructedinabronzealloy,nickelplated• IschemicaldepositionFDA-approved• Lowrotationalspeed,implyinglownoiseandasimplemechanicalexecution(Lessthan700rpm).• Specialtransmissionforpreventinganyoilcontamination
BD– ThermopharmaStillSeries
Equippedwithsidechannelblower.• Thebodyandrotorisconstructedinaluminiumandnickelplated.TheshaftisinAISI316L.• IschemicaldepositionFDA-approved.• RotorinstalledontwoexternalbearingswithmechanicalsealsFDA-approved.• Low/Mediumrationalspeed, implyinglownoiseandasimplemechanicalexecution (Lessthan2.000rpm).• Limitedandeasymaintenancerequired
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