Higgins nbi garrison_cbb_may 2012


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Beyond the Buildings: Individuals and Systems Approaches to Deep Energy Savings in Existing Commercial Buildings.
Cathy Higgins, New Buildings Institute, at the Garrison Institute Climate, Buildings and Behavior Symposium May 2012

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Higgins nbi garrison_cbb_may 2012

  1. 1. Cathy HigginsResearch Director, New Buildings InstituteGarrison Climate, Buildings and Behavior May 23, 2012
  2. 2. New Buildings Institute (nbi)• National non‐profit, offices in WA• Board of Directors represent leaders in energy and green building • Sponsors  include progressive utilities, PBAs, market transformation entities, and work with federal / state gov and foundations• Strategic relationships with leading organizations including AIA, USGBC, WCEC, CLTC, CPUC, CEC, RMI, Earth Advantage, CIEE• Strong staff of leading technical experts and project managers
  3. 3. Two questions tonight:1) Who Cares?2) Can we Cluster?Slide  photos from Chris Pyke, USGBC
  4. 4. IndividualsImage courtesy of ILFI
  5. 5. IndividualsGroupsImage courtesy of ILFI
  6. 6. IndividualsGroupsSystemsImage courtesy of ILFI
  7. 7. Connecting the D‐O‐TsAudience Feedback Needs UsesDesign community What worked at the component level Whole building report cards Compatible benchmarks Verify design‐intent is met Improve future designs Benchmark to national goalsOwners & Operators Whole building report cards Action‐oriented guidance Results‐responsibility alignment Prioritizeenhancements Baselines for tracking progressTenants  System level / Plug Load Use Schedule data Environmental correlation Inform behavior Green Leases Shift of costs“It was a perfectly good building until people moved in.” ‐‐Steve Fry, Washington Dept of EcologyOther audiences:Policymakers ‐‐ Building Rating Systems ‐‐ Financial Institutions ‐ researchers
  8. 8. Glazing performance – building orientation – cooling efficiency – infiltration –operating hours – climate – weather – occupant density – heating efficiency –duct design – fan size – window area – HVAC control sophistication – buildingmass – interior shading – occupant habits – data centers – kitchen equipment –lighting power density – filter condition – wall color – lighting controls - furnitureconfiguration – exterior vegetation - operable window use – insolation- glazingorientation – wall insulation – ventilation rate - exposed interior surfacecharacteristics - domestic hot water use – number of computers – copiers andprinters – elevators – exterior lighting - occupant gender ratio – elevation –photovoltaics - development density – register location – cooling distributionsystem – roof insulation – building manager training – cool roof – buildingsurface to volume ratio – building use type – janitorial services – meteringstrategies – commissioning – structural system – acoustic treatment – slabedge detailing – night setback temperature – ground water temperature –humidity – occupant dress code – lamp replacement strategy – roof slope –daylight controls – sensor calibration – corporate culture – lease terms – utilitymeter characteristics – parking garage ventilation – HVAC system capacity –number of separate tenants – retail space – age of equipment – ceiling height –heating fuel – transformer capacity – window mullion pattern – terms ofmaintenance contract – wall thickness – building height – lighting fixture layout– overhangs – thermostat location – exit lighting – private offices – refrigerators– solar hot water – utility meter – load diversity
  9. 9. Glazing performance –building orientation –cooling efficiency –infiltration –operating hours –climate –weather –occupant density –heating efficiency –duct design –fan size –window area –HVAC control sophistication –building mass –interior shading –occupant habits –data centers –kitchen equipment –lighting power density –filter condition –wall color –lighting controls ‐furniture configuration –exterior vegetation ‐operable window use –insolation‐glazing orientation –wall insulation –ventilation rate ‐exposed interior surface characteristics ‐domestic hot water use –number of computers –copiers and printers –elevators–exterior lighting ‐occupant gender ratio –elevation –photovoltaics‐development density –register location –cooling distribution system –roof insulation –building manager training –cool roof –building surface to volume ratio –building use type –janitorial services –metering strategies –commissioning –structural system –acoustic treatment –slab edge detailing –night setback temperature –ground water temperature –humidity –occupant dress code –lamp replacement strategy –roof slope –daylight controls –sensor calibration –corporate culture –lease terms –utility meter characteristics –parking garage ventilation –HVAC system capacity –number of separate tenants –retail space –age of equipment –ceiling height –heating fuel –transformer capacity –window mullion pattern –terms of maintenance contract –wall thickness–building height –lighting fixture layout –overhangs–thermostat location –exit lighting –private offices –refrigerators –solar hot water –utility meter –load diversity   
  10. 10. Glazing performance –building orientation –cooling efficiency –infiltration –operating hours –climate –weather –occupant density –heating efficiency –duct design –fan size –window area –HVAC control sophistication –building mass –interior shading –occupant habits –data centers –kitchen equipment –lighting power density –filter condition –wall color –lighting controls ‐furniture configuration –exterior vegetation ‐operable window use –insolation‐glazing orientation –wall insulation –ventilation rate ‐exposed interior surface characteristics ‐domestic hot water use –number of computers –copiers and printers –elevators–exterior lighting ‐occupant gender ratio –elevation –photovoltaics‐development density –register location –cooling distribution system –roof insulation –building manager training –cool roof –building surface to volume ratio –building use type –janitorial services –metering strategies –commissioning–structural system –acoustic treatment –slab edge detailing –night setback temperature –ground water temperature –humidity –occupant dress code –lamp replacement strategy –roof slope –daylight controls –sensor calibration –corporate culture –lease terms –utility meter characteristics –parking garage ventilation –HVAC system capacity –number of separate tenants –retail space –age of equipment –ceiling height –heating fuel –transformer capacity –window mullion pattern –terms of maintenance contract –wall thickness–building height –lighting fixture layout –overhangs–thermostat location –exit lighting –private offices –refrigerators –solar hot water –utility meter –load diversity   
  11. 11. Sensitivity AnalysisComparing the Magnitude of Impact of Design, Operation, and Tenant Behavior on Building Energy PerformanceDesigners Operators Tenantsless energy         more energyFactors
  12. 12. Measured Performance Feedback as seen by NBI’s FirstView tool Design & construction:–Heating Slope–Envelope effectiveness–Cooling Slope–System PerformanceOperations:–Balance Point + Simultaneous Heating/Cooling–Controls related issues–Heating/Cooling Slope–Ventilation effectivenessTenants / Occupants:–Internal Gain–Schedule & Plug Loads–Water Heating0. 45 55 65AverageHourlyUsage,W/sfMean Monthly Temperature, deg FHeat‐GHeat‐ECool‐EDHW (E or G)Int+Ext GainRef: 4DESIGN AND CONSTRUCTION OPERATIONS AND CONTROLSTENANTS & OCCUPANTSUsing building monthly fuel bills, location and size Key Performance Indicators
  13. 13. Built in 1929 14‐story ‐ 134,000 sfRetrofit in 2007ENERGYSTAR 98
  14. 14. Built in 1990253,000 sfCut Electricity $  from $2.90/sf  to  $1.90 (34%)“Just one of five 20+ year old multi‐tenant LEED Platinum Buildings in the World”Glenborough Properties
  15. 15. Compared to What?It’s all relative – of courseSmall CA OfficeGet Data!!!
  16. 16. Office Guide to Plug Load Energy Savings Coming soon……
  17. 17. Two questions tonight:1) Who Cares?2) Can we Cluster?Slide  photos from Chris Pyke, USGBC
  18. 18. Clusters of Building Systems as Solutions  ECODISTRICTS1/4 MILE1 MILE10 MILES1/8 MILESERA ARCHITECTS, INC. © 2011
  19. 19. Downtown Seattle, CBDThe first high‐performance urban building districtReduce Energy, Water, and Transportation Impacts by 50% by the year 2030Source: Vincent Martinez, Architecture 2030
  20. 20. Photo: NBBJ, SeattleSeattle 2030 District• Over 25% of the floor space in Seattle is actively sharing building performance data with each other, voluntarily• Over 30 major property owners, aligned with dozens of industry partners• Participating portfolios are performing over 25% better than baseline average• Starting to address water (10% savings) and transportation (7% savings)Source: Vincent Martinez, Architecture 2030
  21. 21. Bentall KennedyCB Richard EllisCity of SeattleClise PropertiesFairmont Olympic HotelFred Hutchinson CancerResearch CenterThe General ServicesAdministration (GSA)Horizon HouseKidder MathewsKing CountyPacific Science CenterPan Pacific HotelStephen Grey & AssociatesTishman SpeyerUnico Properties, LLCVance CorporationVirginia MasonMedical CenterVulcanWashington HoldingsWashington State Convention CenterWatermark TowerWestin HotelWright Runstad23.6+ million sf73+ buildingsSource: Vincent Martinez, Architecture 2030
  22. 22. Pittsburgh 2030 District, and others coming soon!Similar Efforts: Living City Block in Denver is underwaySource: Vincent Martinez, Architecture 2030
  23. 23. Ecodistricts –neighborhood clusters
  24. 24. Merging, Clustering, Collaborating• Greenprint Center for Building Performance joined with ULI ‐ Leading Real Estate Firms • Denver Living City Block and Sustainability Alliance • Retfofit Portfolio Challenge: RMI, NBI and True Market Solutions• Chicago work by Claretian Associates
  25. 25. Typologies and toolsWhere to leverage commonalities?How to Support Small / Medium Buildings? 
  26. 26. Deep Savings Webinar 6/30/2011US Energy Service Companies (ESCOs) projects and approachSource: Peter Larsen, LBL Study, NECC Briefing Jan. 20115:1 Ratio of ESCO work in the Public / Institutional area –need to create an attractive business model in the private sectorNo Building Left BehindBuildings under 50,000 SF are:• 95% of the buildings• 50% of the square footage• 45% of Energy Use 
  27. 27. Connect the DOTs ‐: Need to know: What does the building use now? Compared to what? Who Cares?Remember data….Widgets are in the Way – work through champions, groups and clusters of buildings for new delivery systems and opportunities. Beyond Buildings Summary:
  28. 28. Deep Savings Webinar 6/30/2011Dialog on:- targeting the D-O-Ts- working with groups, clusters, systems,portfolios etc.Thank you!Photo: C. Higgins, NBI