Pressurized Solar Collector

aluminum outer tank
SUS304-2B food class inner tank
rock wool insulation
excellent 70 heat pipe

¢70*1800*15
¢70*1800*20
Absorbing area
1.65m
2
2.2m
2
Aperture area
2.5m
2
3.3m
2
Specification
1950*1380*120
1950*1830*120
Material of tube
borosilicate glass
borosilicate glass
Diameter of tube
70mm
70mm
Wall thickness of tube
2.0mm
2.0mm
Vacuum degree
<10
-5m
bar
<10
-5m
bar
Material of abosorber
copper
copper
Material of coating
selective abosorption coating
selective abosorption coating
Absorptivity
>95%
>95%
Emissivity
<5%
<5%
Angel
15-90
15-90
Test pressure
10 bar
10 bar
Work pressure
6 bar
6 bar
Max air drying
tem of collector
200
0
C
200
0
C
Max air drying
tem of tube
260
0
C
260
0
C