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Table 4 Selected metrics with their benchmarks

From: Performative driven form finding in the early design stage

Objective function

Metric

Benchmark

Energy

EUI intensity of energy use

118.1 kBtu/ft2

Lighting

Spatial daylight autonomy (SDA)

An average SDA of 300.50% is achieved for > 55% of the regularly occupied floor area

An average SDA of 300.50% is achieved for > 75% of the floor area occupied regularly

Annual sunlight exposure (ASE)

ASE measures the percentage of floor area that receives at least 1000 lx for at least 250 occupied hours per year

Solar radiation

Solar exposure rate per cubic meter

 
 

During hours of direct sunlight

Exposure and incident radiation analyses