Anhang C - Reflekzionsfaktoren - NORDICCO NORTHERN LIGHT HVLS Installationsanleitung & Benutzerhandbuch

ANHANG C – REFLEKZIONSFAKTOREN
Reflectivity factors for common materials
Die Tabelle 3 und 4 spezifiziert die Reflexionswerte für gewöhnlichen Materialen. Die Werte
können in einigen Fällen sowohl UVB- als UVC-Wellenlänge umfassen und müssen deswegen als
indikative verstanden werden.
Untreated aluminium surface
Surface-treated aluminium
Aluminium (mirror covering)
Aluminium paint
Stainless steel
Tin sheet
Magnesium oxide
Calcium carbonate
Putty
White oil-based paint
White water-based paint
Zinc oxide paint
Tabelle 3 Reflection factors, source: Illuminating Engineering Society of North America (IESNA)
(2000) Nonvisual Effects of Radiant Energy-Effects on Microorganisms-Germicidal (Bactericidal)
Ultraviolet Irradiance. In Lightning Handbook (Edited by M. S. Rea)
Silicone
Galvanised pipe – smooth
Galvanised pipe – corrugated
White putty
Chrome
Nickel
Steel
Zinc
Wallpaper (white)
Stainless steel
Copper
Concrete
Wallpaper (other colour)
Linen
Carbon fibre
Cement
Oil-based paint
Glass
Tabelle 4 Reflection factors, source: Kowalski, W. (2009) Ultraviolet material reflectivities (UVB/UVC
range). In Ultraviolet Germicidal Irradiation: UVGI for Air and Surface Disinfection, Springer, New
York
36
Material
Material (selected)
Reflection (%)
40-60
60-89
75-85
55-75
25-30
25-30
75-88
70-80
55-60
5-10
10-35
4-5
Reflection (%)
(both UVB and UVC)
62-73
57
53
46
39
37-38
37
37
25-35
28
25-31
<19
18
17
16
11
8
4