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LENI (EN 15193) (Light control (Daylight:
glazing
shading systems…
LENI (EN 15193)
Light control
Outside:
- latitude
- weather
- atmosphere
Inside:
- Orientation
- Room size/reflectance
- Ext obstructions
Usage:
- Target
- Occupancy
- Movable shading system
System features:
- power density
- occupacy/photodimming sensors
EP(gl) =
H + DHW + C + L
EP(L) = LENI / n(el),
LENI:
net energy demand for L
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Shading systems:
- overhangs
- vertical fins
- roof-lighting
- light atria