biomass success & challenges in public ins5tu5ons in the ... mortl.pdf · androscoggin valley...
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BiomassSuccess&ChallengesinPublicIns5tu5onsintheNortheastU.S.
HistoryofMessersmithManufacturing
• MessersmithManufacturingwasincorporatedin1982.• Weofferfullturn-keybiomassboilersysteminstalla5ons
– EngineeringDesign&LayoutAssistance– BoilerSystem&FuelHandlingEquipmentManufacturing– Installa5on,Commissioning&OperatorTraining– FullService&Supportforthelifeofthesystem
• Wecurrentlyhaveover120successfulinstalla5onsthroughouttheU.S.fromMainetoAlaska.
• Ourproductlinerangesfrom500,000BTU/hroutputto35MMBTU/hroutput(~150kwto10,000kwoutput).– Higheroutputsavailablewithmul5pleboilers
PublicIns5tu5onBoilerSystems
• Messersmithboilersystemsareinstalledinschools,universi5es,hospitals,statefacili5esandmanyotherpublicins5tu5ons
• MessersmithWoodChipBoilerSystemsdisplacetheuseoffossilfuelswhileprovidingclean,reliableenergyasheat,hotwater,andsteam
• Currentinstalla5onsrangeinbuildingfootprintsfrom15,000sq.[.to1.5millionsquarefeet– Singleandmul5plebuildings– En5reCampuses– DistrictEnergy– CombinedHeat&Power
BoilerRoomEquipment
BoilerRoomEquipmentFuelHandling
TheMessersmithTravelingAugerspullwoodchipfueloutofachipbintoconveytothebiomassboilersystem
BoilerRoomEquipmentFuelHandling
Aseriesofbeltconveyorstransferthefuelfromthechipbintothefuelmeteringbin
BoilerRoomEquipmentFuelHandling
Thefuelmeteringbinacceptsfuelfromthebeltconveyorsandmetersthefuelthatgetstransferredintothecombus5onsystem
BoilerRoomEquipmentFuelStorage
• Fuelstoragebinscanbedesignedtobeatorbelowgrade
• Semitrailerswithalivebo]omwalkingflooremptythefuelintothestoragebinwhereitisremovedbytheMessersmithTravelingAuger
BoilerRoomEquipmentCombus5on
TheMessersmithCombus5onSystemburnsavarietyofbiomassfuelsrangingfrom3%to50%moisturecontent(wetbasis)
BoilerRoomEquipmentControls
• MessersmithboilersystemscomewithPLCcontrolsdesignedforyourfacility• RemoteMonitoring&Diagnos5cs• Op5onalBuildingAutoma5onControls
BenefitsofBiomassBoilerSystems
• Therearemanyeconomic,communityandenvironmentalbenefitstoburningwoodchips:• Significantlyloweryourfacili5esenergycost• Createjobsinyourlocalcommunity• Eliminatewastewoodthatcouldotherwisegotoalandfill• Decreasedrelianceonfossilfuels• Stablefuelcostthatdoesn’tfluctuatelikegaseousfuels• Decreaseyourfacili5escarbonfootprint• Woodchipsharvestedfrommanaged5mberstandsareacarbonneutralfuelbecausetheCO2producedbytheiruseisreabsorbedbytheecosystemthroughregrowthoftheforest.
WoodChipvs.PropaneCost
• WoodChips@$45/ton=Propane@$0.56/gallon($0.15/liter)• WoodChips@$50/ton=Propane@$0.62/gallon($0.16/liter)• WoodChips@$55/ton=Propane@$0.68/gallon($0.18/liter)• WoodChips@$60/ton=Propane@$0.74/gallon($0.20/liter)• WoodChips@$65/ton=Propane@$0.80/gallon($0.21/liter)
WoodChipvs.OilCost
• WoodChips@$45/ton=Oil@$0.76/gallon($0.20/liter)• WoodChips@$50/ton=Oil@$0.86/gallon($0.23/liter)• WoodChips@$55/ton=Oil@$0.94/gallon($0.25/liter)• WoodChips@$60/ton=Oil@$1.03/gallon($0.27/liter)• WoodChips@$65/ton=Oil@$1.10/gallon($0.29/liter)
CurrentFuelOilCostinCanada
CaseStudyNorwichUniversity
NorwichUniversityislocatedinNorthfieldVermontandwasfoundedin1819.ThebiomassplantwascompletedinOctober2013
CaseStudyNorwichUniversity
• Two400HP,150PSIsteamboilershaveatotaloutputof26MMBTU/hr(7.6MW)at125psiinwinterand50psiduringsummermonths.Theygenerateupto230kwwithabackpressuresteamturbine.
• Thebiomasssystemdisplaces700,000–800,000gallonsoffueloil/yrbyburning10-13,000tonsofgreenwoodchipswhicharepurchasedfromlocalsupplierswithina100mileradius.• Overallprojectcostof$6millionincludesanewbiomassplant,boiler
equipmentandnewundergroundpipingtotwonewdorms.Savingsof$2.2millioninfirst20monthsofoperaCon!• Usesbestavailabletechnology(electrosta5cprecipitator)toreduce
par5culateemissionsto0.028lb/MMBtu,lessthanhalfofU.S.EPArequirementforthissizeboilersystem.
CaseStudyHotchkissSchool
TheHotchkissSchoolislocatedinLakeville,Connec5cutandserves635studentsingrades9-12.ThebiomassplantwascompletedinJuly2012andhasshowncostsavingsof$600,000peryear.
CaseStudyHotchkissSchool
CaseStudyHotchkissSchool
CaseStudyHotchkissSchool
• TwoMessersmith300HP,10MMBTU/hr.150psisteamboilersgenerateacombined20millionBTU/hr(6MW)burningwoodchipsacquiredfromsustainablyharvestedlocalforests.
• ThisCentralHea5ngFacilityheatsall1.2millionsquarefeetofthe85buildingsthatcomprisethecampusoftheHotchkissSchool.
• Biomasshea5nghasreducedtheHotchkisscarbonfootprintbymorethan6millionpoundsofCO2/year.SulfurDioxideemissionswerecutbyover90%.
• Wasteashfromcombus5oniscollectedforuseasfer5lizerfortheschool’sgardenstoincreasethesoilph,andanelectrosta5cprecipitatorremoves98%ofpar5culatema]erfromemissions.
CaseStudyAndroscogginValleyHospital
• AndroscogginValleyHospitalislocatedinBerlin,NewHampshire.• ThenewbiomassplantwascompletedinMarch2014andhasshown
costsavingsof$350,000peryear.
CaseStudyAndroscogginValleyHospital
• OneMessersmith250BHP8.5MMBTU/hr.(2.5MW)150psisteamboileropera5ngat80psi
• Thehospitalburned135,000gallonsofNo.2fueloilannuallybeforethebiomassboilerinstalla5on.AVHreplacedtheiroilwith2300tonsoflocallysourcedwoodchips.Thebiomassplantsavesthehospital~$350,000annuallyinhea5ngcosts.
• Thebiomassplantwillpayforitselfineightyears.• Theprocessedsteamgetsusedtoheatthehospitalfacilityaswellas
sterilizeequipmentintheopera5ngroomsandinthekitchen.
CaseStudyNa5onalLifeInsuranceGroup
• Na5onalLifeInsuranceheadquartersisa500,000sq.[.facilitylocatedinMontpelier,VT.
• ThenewbiomassplantwascompletedinDecember2010andyieldsanaveragecostsavingsof$400,000peryear.
CaseStudyNa5onalLifeInsuranceGroup
• TwoMessersmithboilerswithcombined350BHPor12MMBTU/hr(3.5MW).
• Lowpressuresteamboilersopera5ngat12psi• Thebiomasssystemdisplaces210,000gallonsofNo.4fueloil/year.
• Thebiomassfacilitymeets95%ofthebuilding’sheatdemandwhilereducingthecompany’scarbonfootprintby45%.
• Costforthenewfacilitywas~$2Millionwithapaybackof5years.
• AnESPreducespar5cleemissionsby98%.
CaseStudyNewHampshireStateOffice
• TheNewHampshireStateOfficeFacilityislocatedinConcord,NH.• ThenewbiomassplantwascompletedinApril2016.
CaseStudyNewHampshireStateOffice
• This150psisteamboilersystemproduces8.3MMBTU/hr(2.5MW).
• Thebiomassboilerconsumes2,100lbsperhourofwoodchipsatmaximumoutputanddisplaces422,000thermsofnaturalgasannually.
• TheStateofNewHampshirewillseean80%reduc5onoffossilfuelusageatthisfacilitywiththeirnewbiomassboilersystem.
• Thechipsburnedinthissystemarecomingfromlocalvendorsandbeingtruckedbylocaldrivers.ThisenablesNewHampshiretoinvesttheirhea5ngdollarsbackintotheirlocalcommunity.
WoodChipProjectChallengesinPublicIns5tu5ons
• Successfulprojectsrequirea“LocalChampion”.• Lackofeduca5ononthebenefitsofwoodbasedfuels• Longprojectdevelopment5meforpublicins5tu5ons• Thefootprintneededforabiomassboilerfacilityislarger
thanthatofatypicalboilerroomduetothefuelstoragearearequired.
• Logis5cswithfueltruckdelivery5mesneedstobecoordinatedaroundhightraffic5mesinparkingareas.
