Material Copper and aluminum complex solar collector Copper and aluminum complex solar collector

Outer treatment Blue titanium sputtering Black chrome

ConStructure Pipe-sheet Pipe-sheet

Flat plate weight 5.7± 0.1KG 5.3± 0.1KG

Absorption rate 0.95-0.97 0.93-0.95

Emission rate 0.03-0.05 0.05-0.07

Frame size 2000 x 1000 x 76MM 2000 x 1000 x 76MM

Frame material thickness 0.85mm 0.85mm

Gross Area(m2) 2.12 m2 2.12 m2

Lighting Area(m2) 2 m2 2 m2

Absorber area(m2) 1.83 m2 1.83 m2

Sealing EPDM EPDM

Cover sheet 1 1

Cover sheet material toughened glass toughened glass

Cover sheet thickness 3.2mm 3.2mm

Light Transmittance 93% 91%

Bottom cover 0.30mm 0.30mm

Insulation 50mm glass wool 50mm glass wool

Maximum working pressure 0.6MPa

Weight 34kg

Warranty 7 Years

Testing Standard GB/T 6424-1997 flat plate solar collector technical specification

Testing tools Solar heating system solar thermal capacity temperature testing system, electromagnetism flow meter, total radiant meter, high quality dynamic wind speed sensor, steel tape, extraventricular thermometer.

Testing factor Heat Capacity

Testing Conclusion According to test, this solar collector heatcapacity is Good. According to lighting area, input temperature Instanteneous Efficiency Curve is η A =0.748-4.580Ti *

Technic Specification FR (τ . α ) not lower than 0.68 FR. UL not higher than 6.0W/ ( m 2. C) Among them FR: Heat Transfer Factor (< 1), τ : Solar Penetration rate of transparent cover UL: : Total heat loss rate; α : Absorption rate of absorber

Testing Result FR (τ . α ) =0.75; FR. UL =4.6; Instanteneous Efficiency Curve as below