glassdbase: 'BVB'

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'BVB': MAN Bus Seitenscheibe

5mm, SZR 12mm, 4mm
Artikel Nr. 81.751030939
'BVB'

Reference number: S001

Brief information Transmittance Total solar energy transmittance Selectivity index General color rendering index

Transmittance T_e, T_v, T_e/T_v Diagram

	Solar direct transmittance T_e [info]
	Light transmittance T_v [info]
	T_e/T_v [info]

T_e	T_v	T_e/T_v	Angle of incidence
0.439	0.449	0.978	0°
0.433	0.444	0.977	15°
0.419	0.429	0.976	30°
0.391	0.401	0.975	45°
0.376	0.386	0.975	50°
0.357	0.366	0.974	55°
0.330	0.339	0.974	60°
0.293	0.301	0.974	65°
0.270	0.277	0.973	67.5°
0.242	0.249	0.972	70°
0.210	0.217	0.972	72.5°
0.175	0.180	0.970	75°

Reflectance R_e, R_e' Diagram

	Solar direct reflectance R_e [info]
	Solar direct reflectance, inverted light propagation R_e' [info]

R_e	R_e'	Angle of incidence
0.076	0.120	15°
0.076	0.122	30°
0.084	0.135	45°
0.092	0.146	50°
0.105	0.164	55°
0.126	0.194	60°
0.159	0.243	65°
0.184	0.278	67.5°
0.216	0.322	70°
0.253	0.371	72.5°
0.300	0.432	75°

Absorptance A_e, A_e' Diagram

	Solar direct absorptance A_e [info]
	Solar direct absorptance, inverted light propagation A_e' [info]

A_e	A_e'	Angle of incidence
0.491	0.446	15°
0.505	0.459	30°
0.525	0.474	45°
0.532	0.478	50°
0.538	0.479	55°
0.544	0.476	60°
0.547	0.464	65°
0.546	0.452	67.5°
0.542	0.436	70°
0.537	0.419	72.5°
0.525	0.393	75°

Total solar energy transmittance g, g' Diagram

	Total solar energy transmittance g [info]
	Total solar energy transmittance, inverted light propagation g' [info]

g	g'	Angle of incidence
0.564*	0.686*	0°
0.562	0.687	15°
0.551	0.680	30°
0.528	0.661	45°
0.516	0.648	50°
0.498	0.629	55°
0.473	0.601	60°
0.437	0.557	65°
0.413	0.527	67.5°
0.384	0.490	70°
0.351	0.449	72.5°
0.312	0.399	75°

* Extrapolated value

Selectivity index T_v/g [info] Diagram

Selectivity index T_v/g

T_v/g	Angle of incidence
0.796*	0°
0.790	15°
0.779	30°
0.759	45°
0.748	50°
0.736	55°
0.717	60°
0.690	65°
0.671	67.5°
0.649	70°
0.617	72.5°
0.577	75°

* Extrapolated value

Transmittance Reflectance Absorptance Color rendering
Dynamic temperature simulation of a standard room

Spectral transmittance T [info] Diagram


0°	15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Spectral reflectance R [info] Diagram


15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Spectral reflectance, inverted light propagation R' [info] Diagram


15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Spectral absorptance A [info] Diagram


15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Spectral absorptance, inverted light propagation A' [info] Diagram


15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Maximum temperature rise in temperature simulation (°C) [info]

ΔT_max = 13.93°C

Coefficients of functions
T_e, T_v, A_e [info]

T_e	T_v	A_e
-0.031541	-0.036155	-0.43682
-0.00077507	-0.00077077	0.0011544
0.96622	0.97976	1.3616
70.75	71.004	86.157
9.5264	9.543	4.0306
2.0394	2.0056	1.495

Secondary internal heat transfer factor [info]

q_i/A_e(φ=0°) = 0.262

Dynamic temperature simulation of a standard room [info]

Location: ZÃ¼rich
Time period: 1. August - 10. August
Orientation of windows: South
Air change rate: 1.0
initial temperature: 20° C
Standard room: 1A [info]