glassdbase: Saint-Gobain

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Saint-Gobain: Climaplus Securit Cool-Lite SKN 174 II

Glas aussen: 6mm, Zwischenraum: 12mm, Glas innen: 6mm, 60 x 1200 mm
Iso
Saint-Gobain

Reference number: T002

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
0.313	0.618	0.505	0°
0.309	0.614	0.503	15°
0.300	0.602	0.498	30°
0.278	0.568	0.489	45°
0.265	0.546	0.486	50°
0.248	0.515	0.482	55°
0.226	0.472	0.478	60°
0.196	0.413	0.475	65°
0.179	0.378	0.473	67.5°
0.159	0.338	0.472	70°
0.137	0.292	0.471	72.5°
0.114	0.242	0.470	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
0.358	0.334	15°
0.361	0.334	30°
0.377	0.346	45°
0.387	0.353	50°
0.404	0.367	55°
0.428	0.385	60°
0.464	0.413	65°
0.490	0.433	67.5°
0.520	0.457	70°
0.551	0.483	72.5°
0.584	0.511	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
0.333	0.358	15°
0.340	0.366	30°
0.345	0.376	45°
0.348	0.382	50°
0.347	0.385	55°
0.346	0.389	60°
0.339	0.391	65°
0.331	0.388	67.5°
0.321	0.384	70°
0.312	0.380	72.5°
0.302	0.375	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
0.462*	0.366*	0°
0.462	0.364	15°
0.456	0.356	30°
0.436	0.335	45°
0.425	0.324	50°
0.408	0.307	55°
0.384	0.285	60°
0.352	0.256	65°
0.331	0.238	67.5°
0.307	0.218	70°
0.280	0.195	72.5°
0.253	0.171	75°

* Extrapolated value

Selectivity index T_v/g [info] Diagram

Selectivity index T_v/g

T_v/g	Angle of incidence
1.338*	0°
1.330	15°
1.321	30°
1.301	45°
1.284	50°
1.263	55°
1.227	60°
1.174	65°
1.143	67.5°
1.101	70°
1.040	72.5°
0.957	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 = 12.12°C

Coefficients of functions
T_e, T_v, A_e [info]

T_e	T_v	A_e
-0.047435	-0.10819	-0.89739
-0.00035263	-0.00047108	0.00044232
0.42886	0.589	0.73434
74.249	78.539	99.852
10.88	10.079	7.23
1.1863	0.80798	0.60005

Secondary internal heat transfer factor [info]

q_i/A_e(φ=0°) = 0.459

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]