Borosilicate glass tube 3.3 solar collector tube, 58*1800mm solar vacuum tube

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Product Overview

Description


Single Target Coating Solar collector tube 

 

1.Its mental layer at bottom is typically made of aluminum.

2.Absorptionlayer and antireflective layer are compound of Nitrogen and aluminium ion.Membranous layer is about 0.3 micron. 

 

 

 Solar collector tube technical parameter

 

 

 

Tube  structure

All-glass double-tube co-axial structure

Glass  material

Borosilicate 3.3glass

Outer tube diameter and glass thickness

Φ=47±0.7mm  &=1.6mm ±0.15mm

Φ=58±0.7mm  &=1.6mm ±0.15mm

Φ=70±0.7mm  &=2.0mm ±0.15mm

Inter  tube diameter and glass thickness

Φ=37±0.7mm  &=1.6mm ±0.15mm

Φ=47±0.7mm  &=1.6mm ±0.15mm

Φ=58±0.7mm  &=1.6mm ±0.15mm

Tube length

1200mm,1500mm,1600mm, 1800mm, 1900mm ,2000mm , 2100mm

Absorber coating

Coating material

Cu/SS-AIN

Sediment method

Three Targets magnetron sputtering plating

Absorptivity

a:≥0.93(AM1.5)

Emittance

ε≤6.5% (80°C±5°C)

Vacuum degree

P ≤5.0×10-3 Pa

Transmittance of glass tube

T:≥0.89(AM1.5 ISO9806-1:1994)

Stagnation parameter

Y :200~240 m²°C/kw

Average heat loss

ULT≤0.65W/(m²,°C)

Hail resistance

Φ25 mm

Pressure-endure

0.6 Mpa

 

10911

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Solar collector tube production process:

 

1_

2_

3_

 

 

 

Haining Ousikai Industry & Trade Co.,Ltd
 Singletargetcoating solar vacuum tubeThree target coating solar vacuum tube
Tube structure
All-glass double-tube co-axial structure
Glass materialBorosilicate 3.3glass
Outer tube diameter and glass thickness
Φ=47±0.7mm &=1.6mm ±0.15mm
Φ=58±0.7mm &=1.6mm ±0.15mm
Φ=70±0.7mm &=2.0mm ±0.15mm
Inter tube diameter and glass thickness
Φ=37±0.7mm &=1.6mm ±0.15mm
Φ=47±0.7mm &=1.6mm ±0.15mm
Φ=58±0.7mm &=1.6mm ±0.15mm
Absorptive coating propertypropertyStructureGlass/AL/AL-ALN(H)/AL-ALN(L)/ALN      
Cu-SS-ALN
Sediment method
1 target magnetron sputtering
3 Targets magnetron sputtering
Absorption ratio
α=0.90~0.92(AM1.5)
α=0.93~0.96(AM1.5)
Emission ratio
ε=0.09~0.1(80°C±5°C)
ε=0.05~0.075(80°C±5°C)
Vacuum tightness5.0×10-3 Pa
Heat loss0.6-0.76W/(m2.°C)
0.4 -0.6W/(m2.°C)
Resist cold-20°C-25°C
Resist high temperature220°C250°C
Service life12 Years15 Years

 

Ms. Coco Qian

 

Mob: +86-15957333909

 

Whatsapp&Wechat: +86 15957333909

 

Skype: qian.coco

 

Website: //ousikai.en.alibaba.com/

 

 

 


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