solar water heater vacuum tube
High absorption efficiency,widelyapplicant to family solar system and commercial solar water sys
Port: Ningbo or ShangHai
Minimum Order Quantity: 1 Piece/Pieces
Supply Ability: 10000 Piece/Pieces per Day
Payment Terms: L/C,T/T
Contact SupplierPackaging Detail: inner packing with foam,outer packing with standar export carton.sample for spcial packing.
Delivery Detail: 7days for container
solar vacuum tube
Single target All-glass vacuum heat collection tube property and specification
Structure: All-glass double-tube co-axial structure
Glass material: High borosilicate 3.3 glass
External pipe diameter and thickness: Φ=47±0.7mm &=1.6mm Φ=58±0.7mm &=1.6mm
Φ=70±0.7mm &=2.0mm
Internal pipe diameter and thickness: Φ=37±0.7mm &=1.6mm Φ=47±0.7mm &=1.6mm
Φ=58±0.7mm &=1.6mm
Pipe length: 800mm 1200mm 1500mm 1600mm 1800mm 1900mm 2000mm 2100mm
Absorbing coating property:
Structure: AL/AL-ALN(H)/AL-ALN(L)/ALN
Sediment method: Single target magnertron sputtering plating
Spectific absorption: as=0.90~0.93(AM1.5)
εh=0.05~0.075(80±5)
Vacuum tightness: P≤5.0X10-3Pa
Idle sunning property parameters: Y=220~260m2./KW
Solar irradiation for obtaining a preset water temperature:
H≤4.7MJ/m2(Φ58) H=4.1~4.4MJ/m2
H≤3.7MJ/m2(Φ47) H=3.1~3.4MJ/m2
Average heat loss coefficient: ULT=0.6~0.7W/(m2.)
Three-target all-glass vacuum heat collection tube property and specification
Structure: All-glass double-tube co-axial structure
Glass material: High borosilicate 3.3 glass
External pipe diameter and thickness: Φ=47±0.7mm &=1.6mm Φ=58±0.7mm &=1.6mm Φ=70±0.7mm &=2.0mm
Internal pipe diameter and thickness: Φ=37±0.7mm &=1.6mm Φ=47±0.7mm &=1.6mm Φ=58±0.7mm &=2.0mm
Pipe length: 800mm 1200mm 1500mm 1600mm 1800mm 1900mm 2000mm 2100mm
Absorbing coating property:
Structure: Cu/SS-ALN(H)/SS-ALN(L)/ALN
Sediment method: 3 target magnertron sputtering plation
Specific absorption: as=0.93~0.96(AM1.5) εh=0.04~0.06(80±5)
Vacuum tightness: P≤5.0X10-3Pa
Idle sunning property parameters: Y=260~300m2./KW
Solar irradiation for obtaining a preset water temperature:
H≤4.7MJ/m2(Φ58) H=3.7~4.2MJ/m2
H≤3.7MJ/m2(Φ47) H=2.9~3.2MJ/m2
Average heat loss coefficient: ULT=0.4~0.6W/(m2.)
Tri-element(Hi-tech) vacuum heat collection tube property and specification
Structure: All-glass double-tube co-axial structure
Glass material: High borosilicate 3.3 glass
External pipe diameter and thickness: Φ=47±0.7mm &=1.6mm Φ=58±0.7mm &=1.6mm Φ=70±0.7mm &=2.0mm
Internal pipe diameter and thickness: Φ=37±0.7mm &=1.6mm Φ=47±0.7mm &=1.6mm Φ=58±0.7mm &=1.6mm
Pipe length: 800mm 1200mm 1500mm 1600mm 1800mm 1900mm 2000mm 2100mm
Absorbing coating property:
Structure: Cu/Ti-ALN(H)/Ti-ALN(L)/ALN
Sediment method: Three target magnertron sputtering plating
Spectific absorption: as=0.93~0.96(AM1.5) εh=0.04~0.06(80±5)
Vacuum tightness: P≤5.0X10-3Pa
Idle sunning property parameters: Y=260~300m2./KW
Solar irradiation for obtaining a preset water temperature: H≤4.7MJ/m2(Φ58) H=3.7~4.2MJ/m2
H≤3.7MJ/m2(Φ47) H=2.9~3.2MJ/m2
Average heat loss coefficient: ULT=0.4~0.6W/(m2.)