Heat Pipe Solar Vacuum Tube
Description
INTRODUCTION Solar heat pipe tube is the heart of the VISION solar water heaters and solar collectors, responsible for absorbing sunlight and converting it into usable heat. In VISION solar collectors the heat pipe tube is mostly used for i
INTRODUCTIONSolar heat pipe tube is the heart of the VISION solar water heaters and solar collectors, responsible for absorbing sunlight and converting it into usable heat. In VISION solar collectors the heat pipe tube is mostly used for indirect solar water heating.
SPECIFICATION
Tube diameter: 47MM, 58MM, 70MM
Tube length: 1500MM, 1800MM, 2100MM
Condenser size: 14MM, 24MM
Tube structure: Glass & metal
Glass material: High borosilicate 3.3 glass
Heat pipe material: High quality TU1 copper
Absorber coating: Three-target Cu/SS-ALN
Absorption: 0.93 ~ 0.96 (AM1.5)
Emission: 0.04 ~ 0.06 (80±5 oC)
Heat transfer efficiency: ≥ 95%
Heat transfer power: 150 ~ 180W
Vacuum degree: ≤4.0x10-3 Pa
Stagnation temperature: 255 oC
Start-up temperature: ≤ 25oC
Start up rate: ≤ 30 seconds
Antifreeze: -40oC
Hail Resistance: 25 MM
Working life: ≥ 15 years