NREL case study 010512

1,277 views

Published on

Here is my updated presentation on the NREL Research Support Facility including slides on NREL's energy performance data from it's first year of operation.

Published in: Design, Technology, Business
1 Comment
0 Likes
Statistics
Notes
  • nice one ... i enjoyed reading it
       Reply 
    Are you sure you want to  Yes  No
    Your message goes here
  • Be the first to like this

No Downloads
Views
Total views
1,277
On SlideShare
0
From Embeds
0
Number of Embeds
5
Actions
Shares
0
Downloads
78
Comments
1
Likes
0
Embeds 0
No embeds

No notes for slide

NREL case study 010512

  1. 1. Tom Hootman, AIA, LEED AP BD+CRNL, Director of Sustainability
  2. 2. Design +Procurement Operation Construction
  3. 3. DOE / NREL: ClientHaselden Construction: General ContractorRNL: Architecture, Interiors, Landscape, LightingStantec: MEP Engineering, Energy ModelingKL&A: Structural EngineeringMartin/Martin: Civil EngineeringAEC: LEED, Daylight Modeling, CommissioningNamaste Solar: Solar Consultant
  4. 4. Federal Office Building $64M Firm Fixed Price222,000 SF $57.4M Construction822 Occupants Complete June 2010
  5. 5. Performance- Based SubstantiationDesign-build PROCUREMENTEnergy Target / Incentive Award Project Fees Objectives
  6. 6. 1. Mission CriticalSafetyLEED PlatinumEnergy Star
  7. 7. 2. Highly Desirable800 staff Capacity Flexible workspace25kBTU/sf/year Support future technologiesArchitectural integrity “How to” manualHonor future staff needs Real-time PR” campaignMeasurable ASHRAE 90.1 Secure collaboration with outsidersSupport culture and amenities Building information modelingExpandable building Substantial Completion by 2010Ergonomics
  8. 8. 3. If PossibleNet zero design approachMost energy efficient building in the worldLEED Platinum PlusASHRAE 90.1 + 50%Visual displays of current energy efficiencySupport public toursNational and global recognition and awardsSupport personnel turnover
  9. 9. I want a green buildingDesign a LEED <rating> buildingDesign a building to use 30% lessenergy than ASHRAE 90.1-2004Design a building to use less than25,000 BTU/sqftDesign a net zero energy building
  10. 10. Performance Cost Control / Objective / Risk ManagementEnergy Target INTEGRATED DELIVERYFront Loaded + Bridge the GapEnergy Driven Between Design + Design Occupancy
  11. 11. RiskDesign competition50% of Phase 1 fee at risk RewardEnergy performance requirement High profile projectLEED Platinum requirement Design fees (within GMP)Guaranteed maximum price Award Incentive Fee Risk Management Design-Build partnership Share risks Ability to control decisions
  12. 12. COMPETITION DESIGN CONSTRUCTION OPERATIONSCHARRETTE MODEL AS-DESIGNED MODEL LEED MODEL + BASELINE AS-BUILT MODEL M&V MODEL
  13. 13. DATA CENTER CRAWLSPACE ENERGY THERMAL MODEL MODEL WHOLE TRANSPIRED NATURAL BUILDING SOLARVENTILATION ENERGY COLLECTOR MODEL MODEL MODEL LIGHTING + PV THERMAL DAYLIGHTING MODEL BRIDGING MODEL MODEL
  14. 14. Net Zero Site Energy BuildingNet Zero Source Energy BuildingNet Zero Energy Emissions BuildingNet Zero Energy Cost Building
  15. 15. Passive Design Efficient Systems Renewable Energy Integrated Delivery
  16. 16. Baseline Energy Use Passive Design Reduced Energy Use
  17. 17. Dramatically ReducedEfficient Systems Energy Use Renewable Energy
  18. 18. Pre-cast TranspiredConcrete Collector
  19. 19. Zinc Delta Studs
  20. 20. Energy Code: – 1.0 W/SF – 220 KWNREL Baseline: – 0.61 W/SF – 134 KWActual Usage: – 0.15 W/SF – 35 KW
  21. 21. RSF II RSFRSF Staff Parking RSF Visitor Parking
  22. 22. 138,000 SF $39M Firm Fixed Price525 Occupants $34M ConstructionExpansion of RSF Complete Fall 2011
  23. 23. Cost per Square Foot Gold Silver Other $- $100 $200 $300 $400 $500 $600 Certified Platinum Heifer International Center NVCI Cancer Research Kitsap County Admin Building The Signature Centre Great River Energy Headquarters Ft. Carson Brigade/Battalion HQ NREL Research Support Facility International Fund for Animal Welfare RSF Cost: $259/SF Omega Center Chevron Office Bremerton BEQ University of Denver Sturm College Naval Facilities Ft. Lewis Barracks and Dinning Dillard University EPA Region 8 Headquarters Fernald Visitors Center Average Cost: $334/SF Commerce City Civic Center Leo Trombatore Office ASU School of Journalism ASU College of Nursing & Health Federal Reserve Bank of Kansas City Leprino Building San Joaquin Admin Building Las Cruces Courthouse NASA Sustainability Base Applied Research & Development Aircraft RSF National Association of Realtors Oregon Sustainability Fort Bragg Forces Command HQ San Joaquin Comm. College DC Federal BuildingSource: DBIA Project Database
  24. 24. Net MeteringBuilding Owner Solar Developer Utility Company REC REC
  25. 25. New Building = 35 kBtu/SF/yearLeased Building = 133 kBtu/SF/yearAnnual Energy Savings = $275,590
  26. 26. 20 Year NPV = $4.4M or $20/SF30 Year NPV = $6.0M or $27/SF
  27. 27. Energy Use Intensity: 2030 Baseline LEED Baseline Design/Actual 137 kBtu/SF/year 55 kBtu/SF/year 35 kBtu/SF/yearNet Zero Energy Building (After PV): Site ZEB Source ZEB Emissions ZEB 0 kBtu/SF/year -20 kBtu/SF/year -5 LB CO2e/SF/year B Classification B Classification B Classification
  28. 28. First day of Net zero – June 23, 2011
  29. 29. Energy Efficiency Design Requirements • 25 kBtu/ft2/yr for standard office space occupant density and data center loads • Demand side energy use goal, not including renewables • Normalized up to 35.1 kBtu/ft2/yr for better space efficiency and to account for full data center load • On site renewables sized to offset site energy use to reach net zero annual use References: https://www.energystar.gov/index.cfm?c=new_bldg_design.bus_target_finder http://eere.buildinggreen.com/mtxview.cfm?CFID=46438782&CFTOKEN=31996638 http://femp.buildinggreen.com/overview.cfm?ProjectID=864 140 120 100 Annual EUI (kBtu/ft2) 80 Site Mounted PV Roof Mounted PV 60 Data Center Whole BuildingCredit: Chad Lobato/NREL 40 20 0 Old NREL/DOE Typical Denver ENERGY STAR 75 Average LEED ENERGY STAR 90 EPA Region 8 RSF RSF Renewable Leased Office Office Building Office Building Office Building Office Building Office Production Building Denver, CO 66 Innovation for Our Energy Future
  30. 30. Measured Versus Modeled Monthly and Cumulative EUI 4.5 36 The PV system is sized for an annual EUI of 35.1 kBtu/ft2. 4.0 32 3.5 28 PV 3.0 24 Data Center Annual EUI (kBtu/ft2) Mechanical Systems Plug Loads 2.5 20Monthly EUI (kBtu/ft2) Lighting Heating 2.0 16 Cooling Model Annual EUI RSF Annual EUI 1.5 12 1.0 8 Credit: Chad Lobato/NREL 0.5 4 0.0 0 RSF RSF RSF RSF RSF RSF RSF RSF RSF RSF RSF RSF Model PV Model PV Model PV Model PV Model PV Model PV Model PV Model PV Model PV Model PV Model PV Model PV Note: The annual EUI values are demand side values and do not include the 67 Innovation for Our Energy Future
  31. 31. October 2010 – September 2011 Lighting Power Density 0.35 0.33 0.30 0.28 0.25 Model Average October 2010 0.23 November 2010 Power Density (W/ft2) 0.20 December 2010 January 2011 0.18 February 2011 March 2011 0.15 April 2011 0.13 May 2011 June 2011 0.10 July 2011 August 2011 0.08 September 2011 0.05 0.03 0.00 0 2 4 6 8 10 12 14 16 18 20 22 24Credit: Chad Lobato/NREL Time of Day Innovation for Our Energy Future
  32. 32. October 2010 – September 2011 Plug Load Power Density 0.65 0.60 0.55 0.50 0.45 0.40 Power Density (W/ft2) 0.35 Credit: Matthew Luckwitz/NREL 0.30 Model Average October 2010 0.25 November 2010 December 2010 0.20 January 2011 February 2011 0.15 March 2011 0.10 April 2011 May 2011 0.05 June 2011 July 2011 0.00 August 2011 0 2 4 6 8 10 12 14 16 18 20 22 24 September 2011Credit: Chad Lobato/NREL Time of Day Note: The elevators are included in the plug loads Innovation for Our Energy Future
  33. 33. Data Center PUE 1.50 100 1.40 85 1.30 70 Outdoor Temperature ( F) 1.20 55 RSF Data Center PUEPUE 1.10 40 Outdoor Temperature 1.00 25 0.90 10 0.80 -5 0.70 -20 10/1/10 11/30/10 1/29/11 3/30/11 5/29/11 7/28/11 9/26/11 Innovation for Our Energy Future
  34. 34. October 2010 – September 2011 Mechanical System Power Density 0.25 Note: Control of the VFDs was optimized in late October 0.23 2010, resulting in energy savings 0.20 Note: Control of the dampers was optimized in April 2011, resulting in 0.18 energy savings Model Average October 2010 November 2010 Power Density (W/ft2) 0.15 December 2010 January 2011 0.13 February 2011 March 2011 0.10 April 2011 May 2011 June 2011 0.08 July 2011 August 2011 0.05 September 2011 0.03 0.00 0 2 4 6 8 10 12 14 16 18 20 22 24 Note: The mechanical load isCredit: Chad Lobato/NREL Time of Day comprised of only fans and pumps Innovation for Our Energy Future
  35. 35. October 2010 – September 2011 PV System Power Output 900 Testing and commissioning of the 524 800 kW Visitors Parking Lot PV system occurred in June. The system became fully operational in July, giving a total system size of 973 kW. 700 Model Average 449kW 600 Model Average 973kW December 2010 January 2011 Power (kW) 500 February 2011 March 2011 400 April 2011 May 2011 June 2011 300 July 2011 August 2011 September 2011 200 October 2011 100 0 0 2 4 6 8 10 12 14 16 18 20 22 24Credit: Chad Lobato/NREL Time of Day Note: 1156 kW Parking Garage PV system yet to be installed. 72 Innovation for Our Energy Future
  36. 36. SAVE A SEAT FOR YOURDESIGN-BUILD TEAM?

×