OptiSecHigh-capacitymanuredryingtunnelforamaximumdrymattercontent

OptiSec – optimal drying of fresh manure from poultry houses and fermentation substrates from biogas plants

OptiSecisamanuredryingtunnelfromBigDutchmanwhichwasdevelopedforoptimumdryingoffreshorpre-driedmanurefromcagesystemsandaviaries.Drymattercontentsofupto90%arepossible.Thiscreatesidealconditionsforsafestorageandfurtherprocessingoptions.

OptiSecisavailablewith4to14tiersandischaracterisedbyitslargeintakeca-pacity,whichisachievedthankstoitslargebeltwidthof1.78m.Dependingonthesizeofthefarm,everytunnelisplannedbasedontheamountofaccumulatingmanure.Onebelt-dryingtunnelcanbeusedtodry

themanurefromupto200,000layinghens.ItisalsopossibletouseOptiSecfordryingoffermentationsubstratesfrombiogasplantsorseparatedsolidsfromliquidmanure.Letourexpertsadviseyoutofindthebestsolutionforyourindividualrequirements.

OptiSecwith14tiersanddustextraction(optional)

How it worksWhenthemanureremovalprocessisstarted,thefreshmanure(min.30%drymattercontent)istransportedfromthebarntothefillingstationofthedryingtunnel.Theamountofmanureputonthemanurebeltisdeterminedbyweightmeasuredbyelectronicloadcells.Theloadcellscoordinatethespeedsofboththemanurebeltsinsidethebarnandthebeltsofthedryingtunnel.Twocounter-rotatingaugersthenspreadauniformlayerofmanureontothetopmostdryingbeltandsubsequentbeltsuntilthefillingprocessisfinished.Anemergencystoponeverytierensuresthatnomajordamageoccursincaseofmalfunctioning.

Tunnel ventilation concept

Pressurecorridorwithapositivepressureofapprox.25Pa Airexitside

Forthedryingprocess,warmexhaustairispushedintothepressurecorridoratupto4m3/handbird.Inthecorridor,theairpassesthroughalltiersofthedrying

tunnelfromonesidetotheotheralongitsentirelength.Theperforatedmanurebeltsensurethatthewarmairpassesnotonlyoverthemanurebutpassesthroughthe

manure,whichmakesforconsiderablybettermanuredrying.Theresultisadrymattercontentofupto90%!

Thefillingstationisintegratedintothetoptierofthemanuredryingtunnel.Thiseconomicsolutionhasthefollowingadvantages:4 noadditionaltierrequired,which meansthatthetunnelheightcanbe reducedbyonetier;4 noadditionalmanurebeltdrive required.Thequantityofmanurearriving,thespeedofthebeltsandthespeedofthetwodistributionaugersarewellcoordinated,thusensuringanevendistributionofthefreshmanureonthedryingbelts.Thisisoneofthemainprerequisitesforauniformdryingprocess.

ChopperThechopperconsistsofafastrotatingshaft,whichisequippedwithchainlinksofapproximately20cmlength.Theychopupthemanurechunksbeforetheyarefullydried,whichmakesforconsiderablymoreuniformmanuredrying.4 thedriveunitisinstalledontheout- side,whichprotectsitfromdirtand facilitatesmaintenance;4 twoeasy-to-opendoorsfacilitate cleaningandmaintenance.

Feeding the tunnel with fresh manure by means of the filling station

Themanurebeltdrivefeaturesanewpressureunit,whichmakesforanim-provedpowertransmission.Thisallowspullingofthe1.78mwidebeltsloadedwithfreshmanure.Themanurebeltsareperforatedandthusensureanoptimaldryingofthemanure.Themanurebeltsareredirectedbymeansofanaugerwithboth-sidedconveyingdirection.Itensuresthatdustandmanurearetransportedtobothsidesontothenext

levelforatrouble-freeredirectionofthemanurebelt.Beneaththebottomtier,anadditionalsolidbeltwithoutperforationsisinstalled,whichcollectssmallparticlesanddustfromalltiers.Whenthedrymanureisremoved,thesolidbeltisalsocleanedsothatthefloorbeneaththetunnelremainsclean.

Manure belt drive and idler

Belt rollerThebeltrollerconsistsofagalvanizedtubeontowhichplasticrollsarefitted.Therollsareformedinsuchawaythatthemanurebeltrestsontherollerincertainplacesonly.Themanurebeltperforationsarethereforenotcoveredbytherollerswhichensuressufficientcirculationofairalsointhisarea.

Inaddition,lessforceisneededtopullthebelt.

Technical specificationsTiers 4 6 8 10 12 14

SectionheightH1(mm) 1883 2603 3323 4043 4763 5483HeighttotalH2(mm) 2705 3425 4145 4865 5585 6305

TheOptiSeccontrolensuresthefunctionalandoperationalreliabilityoftheentiresystem.

Itcanbeoperatedasstand-alonecontrolorasmodularcontroloftheamacscon-troller.Forthispurposeaseparatebaseunitisinstalledinaseparatecontrolcabinet.Thefarmmanagercanthenviewandmonitortheoperatingdataonthegraphicdisplay.Alldatacanalsooptio-nallybetransferredtoanexternalPC.Thusallowingforacomfortableremoteenquiryatanytime.Allrecordeddatacanalsobemovedtolongtermstorage.Thefollowingpara-meterscanbecontrolled:4 upto5manurecrossbelts;4 tunnelbeltsofupto14tiers;4 tunnelbeltswithorwithoutfrequency converter;4 speedmonitoringbymeansofsensors oneachtier;

4 specialtransferbeltfromthemanure crossbeltstotheinclineconveyor (optional).

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USA: Big Dutchman, Inc.Tel.+16163925981·bigd@bigdutchmanusa.comwww.bigdutchmanusa.com

Brasil: Big Dutchman (Brasil) Ltda.Tel.+551621085310·bigdutchmanbrasil@bigdutchman.com.brwww.bigdutchman.com.br

Russia: OOO “Big Dutchman”Tel.+74952295171·ikotov@bigdutchman.ru·www.bigdutchman.ru

Asia/Pacific region: BD Agriculture (Malaysia) Sdn. Bhd.Tel.+60333615555·bdasia@bigdutchman.com·www.bigdutchman.com

China: Big Dutchman (Tianjin) Livestock Equipment Co., Ltd.Tel.+861064761888·bdcnsales@bigdutchman.comwww.bigdutchman.cn

Germany: Big Dutchman International GmbHPostfach1163·49360VechtaTel.+49(0)4447801-0·Fax-237big@bigdutchman.dewww.bigdutchman.de

Control of the OptiSec drying tunnel

Controlcabinetwithamacsmodule»OptiSecmanuredryingtunnel«

Operationatthetouchscreen

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