Flat Plate Solar Collector (SPFP) – Efficient Solar Energy Collection Systems

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