Building Envelope Systems

Submitted By
Riley Burke

Baseline Scenario:

  • Roof Construction - R-38
  • Operating Schedule - 12/5
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Building Envelope-Related Design Decisions:

  • Wall Construction - 14 inch ICF
  • WWR South - 80%
  • WWR North - 30%
  • WWR West - 30%
  • WWR East - 30%
  • Window Shades South - 1/3 window height
  • Window Shades North - None
  • Window Shades West - 1/4 window height
  • Window Shades East - 1/4 window height
  • Window Glass South - Trp LoE
  • Window Glass North - Trp LoE
  • Window Glass West - Trp LoE
  • Window Glass East - Trp LoE
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Power and Lighting Design Decisions:

  • Lighting Efficiency - 0.3 W/sq ft
  • Daylighting and Occupancy Controls - Both
  • Plug Load Efficiency - 0.6 W/sq ft
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Combined Design Decisions (Lighting/Plug Loads & Envelope):

  • All measures above combined
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Photovoltaic Panels Design Decisions:

  • Panel Efficiency - 20.4%
  • Payback Limit - 20 years
  • Surface Coverage - 90%
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  • When envelope, plug load, lighting, and solar designs are all enacted it results in a negative overall energy use for the building!