glassdbase: Pilkington

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Pilkington: Insulight Sun neutral 70/36

Glas aussen: BG ipa.neut. 70/36 Fl.6mm FM, Zwischenraum: 16mm, Glas innen: Float 4mm FM
Isolierglas
Pilkington

Reference number: H024

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
0.361	0.697	0.518	0°
0.357	0.694	0.515	15°
0.349	0.685	0.509	30°
0.328	0.660	0.497	45°
0.316	0.643	0.492	50°
0.299	0.616	0.486	55°
0.276	0.577	0.478	60°
0.242	0.518	0.468	65°
0.223	0.480	0.463	67.5°
0.200	0.436	0.459	70°
0.175	0.383	0.455	72.5°
0.146	0.324	0.451	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
0.384	0.306	15°
0.388	0.306	30°
0.406	0.316	45°
0.417	0.324	50°
0.436	0.338	55°
0.463	0.358	60°
0.503	0.390	65°
0.530	0.412	67.5°
0.560	0.438	70°
0.592	0.469	72.5°
0.631	0.505	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
0.258	0.337	15°
0.263	0.346	30°
0.266	0.356	45°
0.266	0.360	50°
0.264	0.363	55°
0.261	0.367	60°
0.254	0.368	65°
0.248	0.365	67.5°
0.240	0.362	70°
0.233	0.357	72.5°
0.223	0.348	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
0.396*	0.545*	0°
0.393	0.546	15°
0.385	0.542	30°
0.365	0.527	45°
0.353	0.518	50°
0.336	0.503	55°
0.311	0.481	60°
0.277	0.448	65°
0.256	0.427	67.5°
0.233	0.403	70°
0.206	0.374	72.5°
0.177	0.341	75°

* Extrapolated value

Selectivity index T_v/g [info] Diagram

Selectivity index T_v/g

T_v/g	Angle of incidence
1.761*	0°
1.766	15°
1.780	30°
1.810	45°
1.823	50°
1.837	55°
1.854	60°
1.868	65°
1.873	67.5°
1.870	70°
1.857	72.5°
1.833	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 = 10.31°C

Coefficients of functions
T_e, T_v, A_e [info]

T_e	T_v	A_e
-0.063752	-0.15027	-0.6089
-0.00037647	-0.00042446	0.00025669
0.46491	0.61713	0.6706
76.706	81.529	97.719
10.199	9.0397	7.707
1.0903	0.72643	0.77677

Secondary internal heat transfer factor [info]

q_i/A_e(φ=0°) = 0.137

Dynamic temperature simulation of a standard room [info]

Location: ZÃƒÂ¼rich
Time period: 1. August - 10. August
Orientation of windows: South
Air change rate: 1.0
initial temperature: 20° C
Standard room: 1A [info]