Heat Pipe Solar Vacuum Tube
(China Best Gold Suppier/Manufacturer)
Used in the Compact Solar Water Heater:
Used in the Solar Collector:
Used in the Split Pressurized Solar Water Heater System:
Descriptions:
Tube structure | All-glass double-tube co-axial structure | |
Glass material | Borosilicate 3.3glass | |
Outer tube diameter and glass thickness | Φ =47± 0.7mm & T=1.6mm ± 0.15mmΦ =58± 0.7mm & T=1.6mm ± 0.15mm | |
Inter tube diameter and glass thickness | Φ =37± 0.7mm & T=1.6mm ± 0.15mmΦ =47± 0.7mm & T=1.6mm ± 0.15mm | |
Tube length | 1500mm, 1800mm | |
Absorber coating | Coating material | AL-N/SS/Cu |
Sediment method | Three Targets magnetron sputtering plating | |
Absorption | a: ≥92%(AM1.5) | |
Emittance | ε ≤ 3.4% (80° C± 5° C) | |
Vacuum degree | P ≤ 5.0× 10 -3 Pa | |
Transmittance of glass tube | T ≥ 91% (AM1.5) | |
Stagnation parameter | Y: > 218 m² ° C/kw | |
Average heat loss | ULT≤ 0.60W/(m² *° C) | |
Hail resistance | Φ 25 mm | |
Pressure-endure | 0.8 Mpa | |
Temperature-endure | 250° C | |
Life | > 15 years | |
Specifications of Heat Pipe
Suitable for Glass vacuum tube size | 58*1800mm |
Material of heat pipe | copper |
Condenser part diameter | 14mm |
Main part diameter | 8mm |
Condenser part thickness | 1mm |
Main part thickness | 0.8mm |
Insolation temperature | 250°C |
Start time | 1-3 Minitues |
Min working temperature | -30°C |
Shipment: