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Page 1: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Builder2.0

trainingandeduca,ngthenextgenera,onofconstruc,on

professionals.

Page 2: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Today’slearningobjec7ves:•  Explorebuildingscienceprinciples•  Examineenergyasitrelatestobuildings•  Examinedurabilityinbuildingsystems•  Iden,fycommonenergymodelingtools•  Understandtheimportanceoftes,ng•  Explorethebenefitsofverifyingbuildingperformance•  Iden,fythechallengesofincorpora,ngbuildingscienceprinciplesintothecommunityofbuilders

•  Explaintheimportanceofanintegratedteamapproachtobuildingprojects

Page 3: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

BuildingScience101

•  Awakenthesensestoenergy!–  Energydiary—howandwheredoweuseenergy?

–  EnergyandtheCity,interviewbyNa7onalPublicRadio

–  IRcamerasdayone!

Page 4: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

BuildingScience101

•  Thermodynamics–  Hotmovestocold

•  Moistureproper7es– Wetmovestodry– Moistureinliquidandvaporform

•  Structuralproper7es•  Weatherimpacts

Page 5: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

BuildingScience101

•  Building=Environmentalseparator

•  Exteriorcondi7onsvarygreatly

•  Interiorcondi7onsshouldbecomfortable

•  Challengesabound!

Page 6: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

BuildingScience101•  Fourimportantdurability

factors:–  Air7ghtness–  Thermalperformance–  Watervapormanagement–  Bulkwatermanagement

•  Ul7mategoals:–  Comfort,durability,affordability

–  Not“green,”rathergooddesignandbestbuildingprac,ces

Page 7: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

EnergyinBuildings

•  Energysources–  Typicallyfossilfuelbased–  Electricityandnaturalgas–  Wheredoesthefuelcomefrom?

–  Renewable,notastypical,butgeYngthere

•  Energycosts–  Naturalgasisinexpensive–  Electricityisexpensive

JustoutsideGillete,WY

Page 8: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Zoomoutview!Nearlytwomileslong!!!

Page 9: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Zoomoutview!Oneofmany!!

Page 10: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

EnergyinBuildings

•  Siteconsump7on–  Howmuchenergyisconsumed?

•  Audits– Whereisenergyconsumed?

•  Analysis– Whyistheenergyconsumed?

Page 11: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

EnergyinBuildings•  Normalizedperformance

indicators–  Energyuseintensity–  Accountsfordifferencesinclimate,size,occupancy,etc…

•  Residen7al–  WI:103MMBTU/year–  MN:113MMBTU/year

•  Commercial–  Variesbasedonindustry–  www.eia.gov

Page 12: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

EnergyinBuildings

Page 13: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

EnergyinBuildings

•  Energyreduc7onstrategies

•  Envelopeimprovements

•  Ligh7ng•  Appliances•  Hea7ng/coolingequipment

•  Behavior

Page 14: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Durability

•  Howwillourbuildingsholdup?

•  hfps://www.youtube.com/watch?v=5NvDhNZNSBk

•  Factorsaffec7ngdurability:– Water—liquidandvapor–  Thermalperformance–  Air7ghtness

Page 15: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Durability—watermanagement•  Watervapor

–  Winter:HighindoorRHcomparedtooutside(extended7me)

–  Summer:HighoutdoorRHcomparedtocondi7onedinterior(notverylong)

–  Fall/spring:varies,butratherneutral

•  Vaporopenassemblies•  Manageindoorair

Page 16: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Durability—watermanagement•  Liquidwatersources:

–  Weather–  Domes7cwatersupply–  Fromabove,thesideandbelow!

•  ManagingLiquidwater–  Flashproperly–  welldefineddrainageplanes—withappropriatematerials

–  Drain7le/sump

Page 17: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

EnergyModeling

•  REMrate•  PHPP/WUFIpassive•  ManualJ•  REScheck•  Beopt•  eQuest

Page 18: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

EnergyModeling•  Requiresexcellentfield

datacollec7onand/ordetailedconstruc7ondocuments

•  Heatloss/gain–  Conduc7velosses–  Infiltra7onlosses–  Solargains/internalgains

•  Plug/applianceloads•  Ligh7ng•  Hotwater

Page 19: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

EnergyModeling•  Requiresexcellentfield

datacollec7onand/ordetailedconstruc7ondocuments

•  Heatloss/gain–  Conduc7velosses–  Infiltra7onlosses–  Solargains/internalgains

•  Plug/applianceloads•  Ligh7ng•  Hotwater

Page 20: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Buildingperformancetes7ng•  Air7ghtnesstes7ng

–  ACH50forresiden7al–  ACH75forcommercial–  Insistonair7ghtnessgoalsearly(welike1ACH50or7ghter)

•  Airinfiltra7onisadurabilityconcern—moisturetravelswiththeair,geYngintoourenvelopeassemblies.

Page 21: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Buildingperformancetes7ng•  Pre-test

–  Doneoncetheair7ghtlayersareinstalledandbeforetheyarecoveredup

–  Airsealwhilerunningtheblowerdoor

–  Airsealbeyondyourair7ghtnesstarget

•  Post-test–  Anerthepre-test—assureallpenetra7onsaresealed

–  Toughtoimprovethenumbers

Page 22: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Buildingperformancetes7ng

Page 23: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Buildingperformancetes7ng

•  Bigbuildingscanbenefit,too

•  Establishair7ghtnessgoal

•  Findinfiltra7onpoints•  Airsealandretest•  Adjusthea7ng,coolingandven7la7on

Page 24: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Verifica7onofbuildingperformance

•  Followupaudit•  Monitoring•  Re-commissionequipment,ifnecessary

•  Comparemodeledperformancetoactual

•  Addtothedatabaseofresearch!

Page 25: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Buildingscienceintheindustry•  Educa7on

–  Highschools—construc7onacademies

–  Twoyearprograms–  Fouryearprograms

•  Residen7albuilding–  Buildersassocia7ons–  Contractors–  Lenders

•  Commercialbuilding

Page 26: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Integratedteamapproach

•  Western’sCenterforBuildingInnova7on

•  ArchitecturalTechnology

•  BuildingSystemsTechnology

•  HVAC/R•  WoodTech•  LandscapeHor7culture

Page 27: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Integratedteamapproach•  Workingin

interdisciplinaryteams•  Various,butregularlevels

ofinvolvementthroughoutproject

•  Engagedfrompre-designthroughthefinalwalkthrough

•  Contractors,designers,clients,andbuildingperformance

Page 28: Builder 2 - Microsoft...Building Science 101 • Awaken the senses to energy! – Energy diary—how and where do we use energy? – Energy and the City, interview by Naonal Building

Ques7ons?•  Thankyou•  JoshuaVandeBerg

–  BuildingSystemsTechnology– WesternTechnicalCollege–  [email protected]–  608-785-9103office