CombiTunnel-VentilationTheintelligentclimatecontroloption
foryourpoultryhouse
CombiTunnel ventilation is a combination of two different ventilation systems for an intelligent solution to maximise the performance potential of your birds at any time of the year
Ventilation in side modeToensureastablenegativepressureventilation,itismandatorytoinstalltherespectiveairinletandexhaustairele-ments,heatersandanautomaticcontrolsystem,includingemergencyopeningsystem.
1. Fresh airWallinletsinstalledalongtheentirelengthofthehouse:4 all-purposewallinletsCLFlexand CL1200withautomaticmotorwinch forincorporationintoawalloras flangeinlet,dependingonthebuilding design;
4 bafflesandsplitbaffleswithautomatic motorwinch.Freshairentersthehouseatahighspeed(3-5m/s)butwithoutcausingdraughtintheanimalarea.Thisensuresuniformtemperaturesandagoodairqualitythroughouttheentirehouse.
2. Exhaust airThefollowingproductsareavailable:4 exhaustairchimneysforroof-instal- lation,designedforprecise,continu- ously-controlledexhaustairremoval;4 wallfansinstalledatthelongsideof thehouse.
Iftheexhaustairremovalrateisnotsufficient,itispossibletoincreasetheairratebystartingindividualexhaustairfansinstalledinthegable–AirMasterwithorwithoutlightprotection–whicharealsoactiveintunnelmode.
3. Heating devicesBigDutchmanoffersthefollowingheatingdevicesinitsproductrangetosatisfythebirds‘heatrequirementsinthewinter:4 hotairblower(JetMaster);4 gasradiators;4 boxheaters4 infraredheaters
CombiTunnel ventilation is a combination of two different ventilation systems for an intelligent solution to maximise the performance potential of your birds at any time of the year
CombiTunnel -Ventilation
Duringventilationinsidemode,airentersthehouseevenlythroughthebaffleinletsinstalledonthelongsidesofthehouseandispartlyremovedfromthehousebythegablefans.
Duringventilationintunnelmode,theairinletsareclosedandairispulledthroughthetunnelinlettravellingthelengthofthehouseathighspeed.ThefreshaircanadditionallybecooledbymeansofaRainMakercoolingsystem.
Ventilation in side mode Ventilation in tunnel mode
TheCombiTunnelventilationrecommen-dedbyBigDutchmanisacombinationoftwoventilationsystemsinonehouse.Thismakesitpossibletoprofitfromtheadvantagesofbothsystems:4 incaseoflowoutsidetemperatures: ventilationinsidemode,uniform temperaturesthroughouttheentire house;4 incaseofhighoutsidetemperatures: ventilationintunnelmode;high coolingefficiencythroughwindchill effectatalowenergyconsumption.
Thissolutionisparticularlysuitableforclimatesthatarecharacterizedbystrongfluctuationsintemperatures–hightemperaturesinthesummer,lowtemperaturesinthewinterormajordifferencesintemperaturefromdaytonight.BothventilationsystemsarecontrolledbyaViperTouchclimatecomputer.Thisalsoincludesautomaticswitchingbetweenthetwoventilationsystems.Whenthesystemrunsintunnelmodethecomputeralsorecordstheairspeedandthereforethewindchilleffect.
Incaseofpowerfailureortechnicalfailure,theemergencyopeningsystemMC378CTwithintegratedmaintenance-free 24Vbatteryopenstheservomotorsfortheairinletsandoutletsbasedonthetemperaturerequirementsinthehouse.
Inverylonghouses,theairspeedintunnelmodecanincreasetoover4m/s.Inthiscase,werecommendusingadoubletunnel.Thismethodkeepspressurelosstoaminimum.
Abb. 762 Abb. 762
CombiTunnel ventilation is a combination of two different ventilation systems for an intelligent solution to maximise the performance potential of your birds at any time of the year
Ventilation in tunnel modeWhenitiswarmoutsideandtheventi-lationsystemoperatesintunnelmode,freshairentersthehouseviaairinletsthatarelocatedclosetothegable.Thefreshairis»pulled«throughthehouseinlongitudinaldirectionbymeansofhigh-performancefans.Thisisaso-calleddisplacementventilationatminimumenergyconsumption.Thefreshairentersthehouseonalargesurfaceanddisplacesthestaleairwithoutmixingwithit.Thankstotheuniformlyhighairspeedof2-3m/satbirdlevel,thewindchilleffectreducesthetemperaturefeltbytheanimalsby3-8°C,dependingontheageandtheweightofthebirds.Iftheoutsidetemperatureexceeds30°C,thecoolingeffectcausedbytheairspeedbecomeslesspronounced.Ifthisisthecase,thefreshoutsideairshouldbecooledadditionallybeforeitentersthehouse.
1. Tunnel air inletsTheairinletsarelargeopeningsequippedwithasafetyguard.Theinletsareopenedandclosedautomaticallybymeansofrollercurtains,flapsorshutters.
2. Exhaust air removalExhaustairisremovedbymeansofAirMasterfanswhichproducehighairflowratesatalowenergyconsumption(availablewithorwithoutcone,withorwithoutshades).Conefansareusedespeciallyinhousesthatareoperatedwithahighbackpressure,upto-80Pa,orinhouseswithonlylittlespaceavailablefortheinstallationoffans.Thesefansachievesignificantlyhigherairratesandarethereforeideallysuitedfortunnelventilationincagehouses.
3. CoolingIftheoutsidetemperatureexceeds30°C,theRainMakercoolingsystemisused.Thecoolingsystemshouldbeinstalledinaseparatebuilding,theso-calleddoghouse.Thishasthefollowingadvantages:4 thetunnelopeningsaresmaller –>higherairspeedscanbeachieved –>betterdistributionofair –>therequiredairspeedcanbe adjustedmoreprecisely –>betterinsulation,i.e.fewer insulationplatesareneededfor thewintertime4 curtains,flapsandshuttersare protectedbetteragainstdustand otherenvironmentalinfluences4 betterprotectionagainstwindandrain4 nodangerofwaterenteringthehouse4 thepadscanbeaccessedfromboth sides–>easymaintenance,even whenthehouseisoccupied.
• freshandexhaustaircontrol: –sidemode –tunnelmode –CombiTunnelventilation• max.no.ofmotorsforfreshair:6• max.no.ofmotorsfortunnelopening:2• max.no.oftemperaturesensors:8• max.no.ofhumiditysensors:2• sensoroutsidetemperature:1• no.ofcontrollableheaters:6
• easyswitchingofthecomputer, if onlyonehalfofthehouseisused• ventilationsteps/groups:14steps• minimumventilationinpulse/pause mode• controlofcoolingandhumidifying• controlofcoolingviapadsensors (option)• automaticnegativepressurecontrol withpressuresensor
• max.no.ofrelays:20,30,40• temperature-controlledemergency openingsystem• optionsforventilationcontrol: –BasicMode(simplecontrol) –FlexMode(flexiblecontrol) –ProfiMode(sophisticatedcontrol)• displayofthewindchillfactor in ProfiMode
Important functions of the ViperTouch with CombiTunnel ventilation
Currentclimatesituation
Climateoverview
Alarmoverview
BigFarmNet-ManagerisaPCprogramwhichallowsthecustomertolistandvisualizeaswellasprocessandcontrolthebarnclimateandproductiondatafromhisofficePC.Productionresultscanbeanalyzedcomfortably.Itisalsopossibletomakeandautomaticallytransfersettingsregardingfeed,waterandlighttootherhousesinthesame
productionmode.Thesearethebestprerequisitesfortheproducertosavecostsandachieveconsistentlygoodresultsatahighdegreeofefficiency.
ViperTouch and BigFarmNet-Manager
4thesoftwareusessimple,easy-to- understandsymbols;4quickdataoverview,bothasgraphs andaslists;
4fastconnectiontotheofficePCvia LANEthernetincombinationwith fibreopticcables;4detailedalarmprotocol,historyand analysis;
4communicationwithexistingcom- putersviaBFN-WebLink;4useofstandardITcomponents;4remotedataaccessvianetwork.
The advantages at a glance
InternetRouter
LAN LAN
Fibreopticcable
Switch
SwitchFibreopticcable
FarmwithexistingBDclimate/productioncomputers
FarmwithViperTouchviacable(max.length100m)
FarmwithViperTouchviacable(max.length100m)
Office PC
4 especiallysuitableforregionswith coldwintersandhotsummers –>idealclimateconditionsthrough- outtheentireyear,healthybirds;
4 constantclimaticconditions throughouttheentireyear –>excellentproductionresults,full utilisationofthebirds‘genetic potential;goodfeedconversion;
4 itispossibletocompensateawide temperaturerangefromapprox.-20°C to+40°C –>lowoutsidetemperaturesventi- lationinsidemode:evenasmall airratecanbepreciselyregulated tomaintainauniformtemperature intheentirehouse; –>highoutsidetemperaturesventi- lationintunnelmode:
highairvelocitiescalculatedbased onthebirds‘age,takingadvantageof thewindchilleffect;
4 theViperTouchclimatecomputer allowsforasmoothtransitionfrom sidetotunnelmodeandviceversa.
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USA: Big Dutchman, Inc.Tel.+16163925981·[email protected]
Brasil: Big Dutchman Brasil Ltda.Tel.+551621085300·[email protected]
Russia: OOO “Big Dutchman”Tel.+74952295171·[email protected]·www.bigdutchman.ru
Asia / Pacific: BD Agriculture (Malaysia) Sdn. Bhd.Tel.+60333615555·[email protected]·www.bigdutchman.com
China: Big Dutchman (Tianjin) Livestock Equipment Co., Ltd.Tel.+861064761888·[email protected]
Germany: Big Dutchman International GmbHPostfach1163·49360VechtaTel.+49(0)4447801-0·[email protected]
Advantages of CombiTunnel ventilation
CombiTunnel ventilation and layout options
Air intake in tunnel mode• withorwithoutRainMakercooling system• rack-and-pinion-geardriventunnelflap system• automaticadjustmentoftheroller curtainviaservomotor
Air intake in side mode• viawallinlets• viabaffleorsplitbaffle (forcagehouses)
Exhaust air removal in side mode• viaexhaustairchimneys• viawallfans
Sensorsfortemperatureandhumidityinthehouse
Sensorforoutsidetemperature(hastobeprotectedagainstdirectsunlight)
CombiTunnel ventilation control• viatheViperTouchclimatecomputerandtemperature- controlledemergencyopeningMC378CT
Exhaust air removal in tunnel mode• viaexhaustairfansinthegable withorwithoutcone
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