Solar absorbers:
The solar absorber is the heart of solar collectors SUNTIME.
The high selective surface Sunselect, Eta+, TiNOX turns more than 95% of solar radiation into heat.
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ABSORBER SHEET METAL
| MATERIAL: | Cu - sheet metal |
| THICKNESS: | 0,2 mm |
| DIMENSIONS: | amax = 1832 mm; bmax = 1000 mm
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| COATING: | high selective coating ( TiNOX®, Sunselect® ) |
SOLDERED JOIN
| MATERIAL: | soft soldering S-Sn97Cu3 |
| BENEFITS: | excellent appearance of absorber |
| | undamaged selective coating |
| | higher heat transfer to heat-transfer fluid |
HEADER TUBE
| MATERIAL: | Cu - tube |
| DIMENSIONS: | D = 22mm |
| LENGHT: | Lmax = 1103 mm |
HAIRPIN TUBE
| MATERIAL: | Cu - tube |
| DIMENSIONS: | D = 8 mm |
| LENGHT: | Lmax = 1720 mm |
Solar absorbers - curves of efficiency:
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