glassdbase: Pilkington

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Pilkington: Insulight TM Sun Neutral 68/34

Sun Neutral 6 mm, SZR 16 mm, FÃƒÂ¼llung SZR Ar, Optifloat 4 mm
Pilkington

Reference number: H001004

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
0.351	0.688	0.510	0°
0.347	0.684	0.507	15°
0.338	0.674	0.502	30°
0.319	0.646	0.494	45°
0.307	0.627	0.490	50°
0.291	0.598	0.487	55°
0.269	0.557	0.484	60°
0.239	0.496	0.481	65°
0.220	0.458	0.480	67.5°
0.198	0.414	0.479	70°
0.174	0.363	0.478	72.5°
0.148	0.309	0.479	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
0.290	0.368	15°
0.290	0.370	30°
0.301	0.387	45°
0.308	0.398	50°
0.323	0.416	55°
0.343	0.442	60°
0.375	0.480	65°
0.397	0.506	67.5°
0.425	0.537	70°
0.455	0.570	72.5°
0.495	0.613	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
0.363	0.286	15°
0.372	0.291	30°
0.380	0.294	45°
0.384	0.295	50°
0.386	0.293	55°
0.387	0.289	60°
0.387	0.281	65°
0.383	0.274	67.5°
0.376	0.264	70°
0.372	0.256	72.5°
0.358	0.239	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
0.388*	0.495*	0°
0.385	0.494	15°
0.377	0.489	30°
0.359	0.471	45°
0.348	0.460	50°
0.332	0.443	55°
0.310	0.419	60°
0.279	0.384	65°
0.260	0.361	67.5°
0.238	0.335	70°
0.213	0.306	72.5°
0.185	0.271	75°

* Extrapolated value

Selectivity index T_v/g [info] Diagram

Selectivity index T_v/g

T_v/g	Angle of incidence
1.774*	0°
1.777	15°
1.787	30°
1.801	45°
1.803	50°
1.802	55°
1.795	60°
1.776	65°
1.761	67.5°
1.741	70°
1.707	72.5°
1.666	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 = 10.33°C

Coefficients of functions
T_e, T_v, A_e [info]

T_e	T_v	A_e
-0.10056	-0.19211	-0.71348
-0.0002864	-0.00029654	0.00059268
0.64589	0.87668	1.0323
75.623	78.962	92.837
11.022	10.011	5.4995
1.4292	0.99621	0.96671

Secondary internal heat transfer factor [info]

q_i/A_e(φ=0°) = 0.105

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]