glassdbase: Pilkington

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Pilkington: Insulight TM Sun Brillant 50/25 G

6 mm, SZR 12 mm, 4 mm, FÃ¼llung SZR Ar
Pilkington

Reference number: H006

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
0.247	0.478	0.516	0°
0.243	0.474	0.514	15°
0.235	0.462	0.510	30°
0.219	0.432	0.505	45°
0.209	0.415	0.504	50°
0.197	0.391	0.502	55°
0.180	0.359	0.501	60°
0.158	0.315	0.501	65°
0.144	0.288	0.502	67.5°
0.130	0.258	0.502	70°
0.113	0.225	0.504	72.5°
0.096	0.189	0.506	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
0.354	0.368	15°
0.353	0.372	30°
0.362	0.391	45°
0.367	0.403	50°
0.379	0.423	55°
0.394	0.450	60°
0.417	0.489	65°
0.436	0.515	67.5°
0.457	0.547	70°
0.480	0.580	72.5°
0.509	0.617	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
0.403	0.388	15°
0.412	0.393	30°
0.419	0.390	45°
0.424	0.388	50°
0.425	0.381	55°
0.426	0.370	60°
0.425	0.353	65°
0.420	0.340	67.5°
0.414	0.323	70°
0.406	0.306	72.5°
0.396	0.287	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
0.290*	0.483*	0°
0.287	0.483	15°
0.280	0.477	30°
0.264	0.459	45°
0.255	0.448	50°
0.243	0.431	55°
0.226	0.408	60°
0.204	0.375	65°
0.190	0.354	67.5°
0.175	0.329	70°
0.158	0.302	72.5°
0.139	0.272	75°

* Extrapolated value

Selectivity index T_v/g [info] Diagram

Selectivity index T_v/g

T_v/g	Angle of incidence
1.652*	0°
1.649	15°
1.647	30°
1.637	45°
1.626	50°
1.612	55°
1.585	60°
1.543	65°
1.514	67.5°
1.476	70°
1.427	72.5°
1.363	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 = 7.86°C

Coefficients of functions
T_e, T_v, A_e [info]

T_e	T_v	A_e
-0.056534	-0.10109	-0.94008
-0.00028069	-0.00043109	0.00056608
0.54552	0.66978	1.1453
71.674	76.013	94.696
11.546	10.811	5.5617
1.7927	1.1522	0.85812

Secondary internal heat transfer factor [info]

q_i/A_e(φ=0°) = 0.109

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]