Post on 07-Jul-2020
Outreach Innovation Outreach Innovation BuildingBuilding
Kyle PeppermanKyle PeppermanThe Pennsylvania State UniversityThe Pennsylvania State University
Architectural Engineering Senior ThesisArchitectural Engineering Senior ThesisSpring 2005Spring 2005
Kyle Pepperman Mechanical Option 2
Outreach Innovation Building Spring 2005
Presentation OutlinePresentation Outline
Project BackgroundProject BackgroundProject TeamProject TeamExisting ConditionsExisting ConditionsRedesign GoalsRedesign GoalsMechanical RedesignMechanical RedesignElectrical AnalysisElectrical AnalysisFire Protection AnalysisFire Protection AnalysisConclusionsConclusionsAcknowledgementsAcknowledgementsQuestionsQuestions
South-East View
Kyle Pepperman Mechanical Option 3
Outreach Innovation Building Spring 2005
Project BackgroundProject Background
97,000 gross square feet97,000 gross square feet$27 Million total project cost$27 Million total project costHome to Penn State Public Broadcasting and Home to Penn State Public Broadcasting and World Campus (WPSXWorld Campus (WPSX--TV and WPSUTV and WPSU--FM)FM)Building Features 1 main and several smaller Building Features 1 main and several smaller television production studios, radio facilities, television production studios, radio facilities, World Campus resource library, and offices.World Campus resource library, and offices.
Kyle Pepperman Mechanical Option 4
Outreach Innovation Building Spring 2005
Project TeamProject Team
OwnerOwner Penn State Research Park Developers Inc.Penn State Research Park Developers Inc.ArchitectArchitect GBQC Architects, PCGBQC Architects, PCConstruction ManagerConstruction Manager Poole Anderson Construction LLC.Poole Anderson Construction LLC.Studio Design ConsultantStudio Design Consultant The Lawrence Group ArchitectsThe Lawrence Group ArchitectsStruct., MEP, Fire Prot. EngStruct., MEP, Fire Prot. Eng Associated Engineering ConsultantsAssociated Engineering ConsultantsAcoustic ConsultantAcoustic Consultant Shen Milsom & Wilke, Inc.Shen Milsom & Wilke, Inc.Telecomm. Design Consult.Telecomm. Design Consult. PSU Office of TelecommunicationsPSU Office of TelecommunicationsAudiovisual Equip. Consult.Audiovisual Equip. Consult. PSU Office of Media TechnologyPSU Office of Media TechnologyCivil EngineerCivil Engineer GannettGannett--Fleming, Inc.Fleming, Inc.
Kyle Pepperman Mechanical Option 5
Outreach Innovation Building Spring 2005
Existing ConditionsExisting Conditions
Building EnvelopeBuilding Envelope33--storystoryBrick FaBrick Faççade and aluminum panels to match ade and aluminum panels to match surrounding buildingssurrounding buildingsLarge curtain windows on east and south side of Large curtain windows on east and south side of buildingbuilding
South-East View
Kyle Pepperman Mechanical Option 6
Outreach Innovation Building Spring 2005
Existing ConditionsExisting Conditions
Lighting/ElectricalLighting/ElectricalRadial System with 15kV service cable into a Radial System with 15kV service cable into a 12.47kV12.47kV--480Y/277V transformer480Y/277V transformer2400A, 32400A, 3--phase, 4phase, 4--wire main switchboardwire main switchboard100kVA emergency generator100kVA emergency generatorUPS for loads that require uninterruptible powerUPS for loads that require uninterruptible power
Fire ProtectionFire ProtectionWetWet--pipe automatic systempipe automatic systemDryDry--pipe system within server and video archive areapipe system within server and video archive area
Kyle Pepperman Mechanical Option 7
Outreach Innovation Building Spring 2005
Existing ConditionsExisting Conditions
MechanicalMechanicalDesign ConditionsDesign Conditions
Summer 89F DB, 72F WB Summer 89F DB, 72F WB Winter 5FDBWinter 5FDB
66--Air Handling UnitsAir Handling UnitsCooling coils range from 24.2 to 81.2 tonsCooling coils range from 24.2 to 81.2 tons10,000 to 35,000 10,000 to 35,000 cfmcfm
Perimeter 2Perimeter 2--Pipe Fan Coil UnitsPipe Fan Coil Units22--175 ton rooftop chillers and 1175 ton rooftop chillers and 1--54 ton chiller54 ton chillerUFAD and Ducted SystemsUFAD and Ducted Systems
Kyle Pepperman Mechanical Option 8
Outreach Innovation Building Spring 2005
Redesign GoalsRedesign Goals
Reduce Energy UseReduce Energy UseSave moneySave money
Proper Indoor Air QualityProper Indoor Air Quality
South View
Kyle Pepperman Mechanical Option 9
Outreach Innovation Building Spring 2005
Mechanical RedesignMechanical Redesign
Dedicated Outdoor Air Dedicated Outdoor Air SystemSystem OverviewOverviewIndependent unit to supply minimum OA for Independent unit to supply minimum OA for ventilationventilationParallel system to meet remaining loadParallel system to meet remaining load
DOAS BenefitsDOAS BenefitsExact ventilationExact ventilationReduced OA loadsReduced OA loadsLower Operating CostLower Operating Cost
South-West View
Kyle Pepperman Mechanical Option 10
Outreach Innovation Building Spring 2005
Mechanical RedesignMechanical Redesign
New Mechanical SystemNew Mechanical SystemSingle chilled water AHU for ventilationSingle chilled water AHU for ventilation
11,500 11,500 cfmcfm 77 tons cooling77 tons cooling
22--Pipe Fan Coil Units as parallel systemPipe Fan Coil Units as parallel systemSome equipped with electrical heat for transition between Some equipped with electrical heat for transition between seasonsseasons
Original AHU that supplies Server room to remainOriginal AHU that supplies Server room to remain
Kyle Pepperman Mechanical Option 11
Outreach Innovation Building Spring 2005
Mechanical RedesignMechanical Redesign
Enthalpy Wheel with DOASEnthalpy Wheel with DOASReduced cooling coil loadReduced cooling coil load
Scroll ChillerScroll ChillerOriginal = 435 tons and 640 Original = 435 tons and 640 gpmgpmRedesign = 240 tons and 460 Redesign = 240 tons and 460 gpmgpm
Reduction of 200 tons or 45%Reduction of 200 tons or 45%
22--Air Cooled Chillers were selected to replace 2 Air Cooled Chillers were selected to replace 2 larger existing air cooled chillerslarger existing air cooled chillersExisting smaller chiller to remainExisting smaller chiller to remain
Used for Data Center AHUUsed for Data Center AHU
Kyle Pepperman Mechanical Option 12
Outreach Innovation Building Spring 2005
Mechanical RedesignMechanical Redesign
Pumps and PipingPumps and Piping
2 @ 460 gpm2 @ 640 gpmSecondary CHW
2 @ 190 gpm2 @ 280 gpmPrimary CHW
RedesignOriginal
West View
Kyle Pepperman Mechanical Option 13
Outreach Innovation Building Spring 2005
Mechanical RedesignMechanical Redesign
Underfloor Air Distribution SystemUnderfloor Air Distribution SystemAdvantagesAdvantages
FlexibleFlexibleLarge amount of data cablesLarge amount of data cables
DisadvantagesDisadvantagesPossible leakagePossible leakageRequires a large volume of airRequires a large volume of airSupply air temperatureSupply air temperature
Kyle Pepperman Mechanical Option 14
Outreach Innovation Building Spring 2005
Mechanical RedesignMechanical Redesign
Underfloor Air Distribution System with DOASUnderfloor Air Distribution System with DOASVVOAOA*T*TOAOA + V+ VFCFC*T*TFCFC = V= VTOTTOT*(65F)*(65F)(168)*(50F) + V(168)*(50F) + VFCFC*(70F) = (5194)*(65F)*(70F) = (5194)*(65F)VVFCFC = 4706 = 4706 cfmcfm
Kyle Pepperman Mechanical Option 15
Outreach Innovation Building Spring 2005
Mechanical RedesignMechanical Redesign
EmissionsEmissionsPercent ReductionPercent Reduction
NOxNOx = 29%= 29%SOxSOx, CO2, and Particulates = 16%, CO2, and Particulates = 16%
Energy ChargeEnergy ChargeElectricity = $0.02383 / KWhElectricity = $0.02383 / KWhNatural Gas = $0.5 / Natural Gas = $0.5 / thermtherm
Energy Cost SavingsEnergy Cost SavingsSavings of 692,632 KWh/Year = 16% reductionSavings of 692,632 KWh/Year = 16% reduction$43,623 per year$43,623 per year
Kyle Pepperman Mechanical Option 16
Outreach Innovation Building Spring 2005
Mechanical RedesignMechanical Redesign
Cost AnalysisCost AnalysisNew Equipment Cost = $448,850New Equipment Cost = $448,850Original Equipment Cost = $388,650Original Equipment Cost = $388,650Cost Difference for Redesign = Cost Difference for Redesign = $60,200$60,200
Simple Payback Period = Simple Payback Period = 1 year 5 months1 year 5 months
Lost Rentable SpaceLost Rentable SpaceOriginal Design = 7417 Original Design = 7417 sq.ftsq.ft. = 8.7%. = 8.7%Redesign = 4840 Redesign = 4840 sq.ftsq.ft. = 5%. = 5%
Kyle Pepperman Mechanical Option 17
Outreach Innovation Building Spring 2005
Electrical AnalysisElectrical Analysis
Analyzed effects of Mechanical RedesignAnalyzed effects of Mechanical RedesignCircuit Breaker SizeCircuit Breaker SizeConductor SizeConductor SizeConduit SizeConduit Size
New Primary Chilled Water Pump (Quantity 2)(2 HP, 480V, 3-Phase, P.F. = 0.90)
NEC Table: 430-150 => FLC=2.7 AKVA= 1.73 * 2.7 A * 480V * 0.9 = 2.017 KVACircuit Breaker Size: 2.7 A * 250% = 6.75 A => 20 A, 3 P Breaker Conductor Size: 2.7 A * 125% = 3.375 ANEC Table 310.16 => #12 THW (Cu) Conduit Size: NEC Table C1 => 1/2”
Kyle Pepperman Mechanical Option 18
Outreach Innovation Building Spring 2005
Electrical AnalysisElectrical Analysis
20.17120.1710027348020New AHU
50.8225.411034348025
115257.525077348060Old AHU 3A&B21210.54014348010
50.8225.411034348025Old AHU 2A&B31.39215.6957021348015Old P-4A&B11.3625.68257.634805Old P-2&3390.122195.068002613480217 kWOld Chiller
83.39312.69403.634803 kWFan Coils0.82210.822151.134801/4Enthalpy Wheel
26.86213.436017.97348014.92 kWNew P-24.03422.017202.734802New P-118.828121.569302.1348012New Chiller
Total kVAQuantitykVAAFLCPhaseVoltageHpUnitPanel Comparison Schedule
Kyle Pepperman Mechanical Option 19
Outreach Innovation Building Spring 2005
Electrical AnalysisElectrical Analysis
PanelboardPanelboard ComparisonComparisonOriginal = 1000AOriginal = 1000ARedesign = 300ARedesign = 300A
New EquipmentTotal kVA = Sum kVA + 25% * kVAmax = 175Min Ampacity = Total kVA / (0.48kV * 1.73) = 210.75Max Ampacity = (Sum kVA + 75% * kVAmax) / (0.48 kV * 1.73) = 260.86Panel Ampacity = 300 A
North-West View
Kyle Pepperman Mechanical Option 20
Outreach Innovation Building Spring 2005
Fire Protection AnalysisFire Protection Analysis
Analyzed use of Clean Agent FP SystemAnalyzed use of Clean Agent FP SystemHFCHFC--227ea chosen as agent227ea chosen as agent
Suitable for use in normally occupied spacesSuitable for use in normally occupied spaces
Design ConcentrationDesign Concentration88--10.8%10.8%
Agent Hold Time > 10 minutesAgent Hold Time > 10 minutes
Kyle Pepperman Mechanical Option 21
Outreach Innovation Building Spring 2005
Fire Protection AnalysisFire Protection Analysis
Tank SizeTank Size88.7 lbs. 88.7 lbs. –– 1600cu.ft.1600cu.ft.500 lbs. 500 lbs. –– 9000cu.ft.9000cu.ft.665 lbs 665 lbs –– 12000cu.ft.12000cu.ft.
Floor mounted TanksFloor mounted Tanks11”” PipingPiping
Kyle Pepperman Mechanical Option 22
Outreach Innovation Building Spring 2005
ConclusionsConclusions
DOAS with Fan Coils provide proper ventilation with DOAS with Fan Coils provide proper ventilation with reduced energy consumptionreduced energy consumption
Yearly energy reduction of 16%Yearly energy reduction of 16%Cost savings of $43,623 per yearCost savings of $43,623 per year1 year 5 month payback period1 year 5 month payback period
ElectricalElectricalRedesign of mechanical equipment reduced mechanical Redesign of mechanical equipment reduced mechanical demanddemand
Fire ProtectionFire ProtectionClean Agent System using HFCClean Agent System using HFC--227ea should be used to 227ea should be used to protect valuable information and equipmentprotect valuable information and equipment
Kyle Pepperman Mechanical Option 23
Outreach Innovation Building Spring 2005
AcknowledgementsAcknowledgements
JaeJae--WeonWeon JeongJeongJeff Jeff KokoskiKokoskiJoel Joel HaightHaightAdam Adam WarrinerWarrinerFellow ClassmatesFellow Classmates
Luke Luke KlockKlockRyan Ryan WankoWanko and Ryan Buffand Ryan Buff
Kyle Pepperman Mechanical Option 24
Outreach Innovation Building Spring 2005
QuestionsQuestions