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Daylighting Recipes and Metrics

Alexander Matthias Jacobson edited this page Feb 25, 2019 · 4 revisions
Honeybee Recipe or Ladybug Component Daylight Metric Example File Rating System
Honeybee_Annual Daylight Simulation Daylight Autonomy (DA)
Continuous Daylight Autonomy (cDA)
Spatial Daylight Autonomy (sDA) LEED
Useful Daylight Illuminance (UDI)
Honeybee_Daylight Factor Simulation Daylight Factor (DF) BREAM, DGNB
Honeybee_Grid Based Simulation Point-in-Time Illuminance LEED
Honeybee_Image Based Simulation Image-based Glare Analysis
Daylight Glare Probability (DGP)
Daylight Glare Index (DGI)
Visual Comfort Probability (VCP)
Unified Glare Index (UGI) / Unified Glare Rating (UGR)
CIE Glare Index (CGI)
Honeybee_Vertical Sky Component Vertical Sky Component (VSC) BREAM
Ladybug_Radiation Analysis Direct Solar Radiation
Ladybug_Sunlight Hours Analysis Hours of Sunlight DGNB
Annual Sunlight Exposure (ASE) LEED
Uniformity Ratio BREAM
Average Daylit Illuminance BREAM

There are several other Ladybug components which can analyse solar geometry, render sky domes, and analyse shading:

Ladybug Component Output
Ladybug_Sun Path solar geometry
Ladybug_Solar Fan unobstructed solar fan
Ladybug_Solar Fan Basic unobstructed solar fan
Ladybug_Solar Envelope solar obstruction envelope
Ladybug_Solar Envelope Basic solar obstruction envelope
Ladybug_Sky Dome Tregenza or Reinhart Sky Dome
Ladybug_Radiation Calla Dome Sky Dome for evaluating radiation
Ladybug_Design Day Sky Model Sky Dome for HVAC sizing
Ladybug_Shading Mask Sky Dome obstructed by context
Ladybug_Sunrise Sunset sunrise and sunset times
Ladybug_Radiation Rose 2D direction of solar radiation
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