glassdbase: Interpane

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The independent and comprehensive database for building glass.   Methods of measurements   Glossary

Interpane: Ipasol neutral 73/39

BG ipa. neut. 73/39 Fl. 6 mm FM, SZR 16 mm Ar, Float 4 mm FM
Interpane

Reference number: J001

Transmittance Te, Tv, Te/TvDiagram
Solar direct transmittance Te  [info]
Light transmittance Tv  [info]
Te/Tv  [info]
TeTvTe/TvAngle of incidence
0.3920.7120.550
0.3870.7080.54715°
0.3790.6990.54130°
0.3570.6720.53145°
0.3440.6530.52650°
0.3260.6250.52155°
0.3000.5830.51560°
0.2650.5200.50965°
0.2430.4800.50667.5°
0.2180.4330.50370°
0.1900.3790.50072.5°
0.1580.3190.49775°




Reflectance Re, Re'Diagram
Solar direct reflectance Re  [info]
Solar direct reflectance, inverted light propagation Re'  [info]
ReRe'Angle of incidence
0.2680.29315°
0.2690.29630°
0.2820.31245°
0.2900.32350°
0.3050.34355°
0.3270.37060°
0.3610.41265°
0.3860.44067.5°
0.4150.47470°
0.4460.51172.5°
0.4840.54975°




Absorptance Ae, Ae'Diagram
Solar direct absorptance Ae  [info]
Solar direct absorptance, inverted light propagation Ae'  [info]
AeAe'Angle of incidence
0.3450.31915°
0.3530.32630°
0.3620.33145°
0.3670.33350°
0.3690.33255°
0.3730.33060°
0.3740.32465°
0.3710.31767.5°
0.3670.30870°
0.3640.29972.5°
0.3580.29375°




Total solar energy transmittance g, g'Diagram
Total solar energy transmittance g  [info]
Total solar energy transmittance, inverted light propagation g'  [info]
gg'Angle of incidence
0.437*0.539*
0.4340.53815°
0.4270.53230°
0.4060.51345°
0.3930.50150°
0.3760.48255°
0.3510.45660°
0.3150.41765°
0.2930.39367.5°
0.2680.36370°
0.2390.33172.5°
0.2070.29775°

* Extrapolated value




Selectivity index Tv/g  [info]Diagram
Selectivity index Tv/g
Tv/gAngle of incidence
1.627*
1.62915°
1.63930°
1.65645°
1.66050°
1.66455°
1.66260°
1.64965°
1.63767.5°
1.61870°
1.58772.5°
1.54075°

* Extrapolated value




 
 
Spectral transmittance T  [info]Diagram

            
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]


ΔTmax = 11.5°C





Coefficients of functions
Te, Tv, Ae  [info]

TeTvAe
-0.06224-0.14005-0.80893
-0.00041813-0.000418930.00060657
0.536960.663160.84333
75.69280.14594.587
9.95019.08184.7562
1.17880.776790.73672




Secondary internal heat transfer factor  [info]

qi/Ae(φ=0°) = 0.136





Dynamic temperature simulation of a standard room  [info]

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

Diagram
 Internal temperature
 External temperature
 Global radiation on a horizontally oriented surface
 Radiation on vertically oriented glass surface


 
General color rendering index Ra  [info]Diagram
General color rendering index Ra
RaAngle of incidence
94.5
94.415°
94.030°
93.045°
92.450°
91.655°
90.560°
89.265°
88.567.5°
87.670°
86.872.5°
85.875°




Brief information

No entries



Color rendering of 8 test colors according to EN 410: φ=0°  [info]Diagram




Color rendering of 8 test colors according to EN 410: φ=75°  [info]Diagram




ab-graph (color rendering)  [info]

Diagram



Color of transmitted D65-light  [info]Diagram




Color of reflected D65-light external  [info]Diagram




Color of reflected D65-light internal  [info]Diagram




ab-graph (T, R, R')  [info]

Diagram