glassdbase: Interpane

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Interpane: Ipasol neutral 60/31

ipa. neutral 60/31 Fl. 6 mm FM, SZR 16 mm Ar, Float 4 mm FM
Interpane

Reference number: J004

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
0.304	0.584	0.520	0°
0.301	0.580	0.518	15°
0.293	0.570	0.513	30°
0.274	0.542	0.505	45°
0.262	0.524	0.501	50°
0.247	0.497	0.497	55°
0.226	0.459	0.492	60°
0.198	0.406	0.488	65°
0.181	0.372	0.486	67.5°
0.161	0.332	0.484	70°
0.139	0.289	0.483	72.5°
0.116	0.241	0.481	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
0.294	0.314	15°
0.294	0.317	30°
0.305	0.334	45°
0.311	0.344	50°
0.325	0.363	55°
0.343	0.390	60°
0.372	0.430	65°
0.394	0.457	67.5°
0.418	0.489	70°
0.446	0.524	72.5°
0.477	0.560	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
0.405	0.386	15°
0.413	0.391	30°
0.421	0.393	45°
0.426	0.393	50°
0.428	0.389	55°
0.430	0.384	60°
0.430	0.372	65°
0.426	0.362	67.5°
0.421	0.350	70°
0.415	0.337	72.5°
0.407	0.324	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
0.345*	0.505*	0°
0.343	0.505	15°
0.336	0.499	30°
0.317	0.481	45°
0.307	0.470	50°
0.292	0.453	55°
0.271	0.429	60°
0.243	0.395	65°
0.225	0.372	67.5°
0.205	0.346	70°
0.183	0.317	72.5°
0.158	0.287	75°

* Extrapolated value

Selectivity index T_v/g [info] Diagram

Selectivity index T_v/g

T_v/g	Angle of incidence
1.692*	0°
1.693	15°
1.700	30°
1.708	45°
1.707	50°
1.705	55°
1.696	60°
1.671	65°
1.652	67.5°
1.624	70°
1.583	72.5°
1.523	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 = 9.12°C

Coefficients of functions
T_e, T_v, A_e [info]

T_e	T_v	A_e
-0.042886	-0.095164	-1.5297
-0.0003428	-0.0004568	0.00057168
0.40661	0.58554	1.0747
74.861	78.256	99.547
10.271	9.4856	5.3687
1.1679	0.85914	0.55739

Secondary internal heat transfer factor [info]

q_i/A_e(φ=0°) = 0.104

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]