Heat pipe solar collectors solar heating system for house

Vacuum tube solar collector specification

Tube structure

All-glass double deck co-axial structure

Glass material

High borosilicate 3.3 glass

Outer tube diameter and glass thickness

Ø58±0.7mm; Glass thickness 1.6±0.15mm

Inner tube diameter and glass thickness

Ø47±0.7mm; Glass thickness 1.6±0.15mm

Tube dimension

58*1800mm

Absorption
coating
property

Coating material

CU/SS-ALN(H)/SS-ALN(L)/ALN

Sediment method

Three Target magnetron sputtering plating

Absorptivity

α =0.92~0.96 (AM1.5)

Emission ratio

Emission: ε=0.04~0.06(80°C±5°C)

Vacuum degree

P≤5.0X10^-3(PA)

Stagnation temperature

(temperature inside of empty evacuated tubes)

260~300 °C

Average heat loss

ULT 0.4~0.6 W/(m2 *°C)

Hail resistance

Ø25 mm

24mm Premium Heat Pipe Performance and Specification:

Heat pipe material

Oxygen free copper (TU1),Cu=Ag>99.99%(o_2<16ppm)

Condenser dimensions

Top: Ø24mm *65mm,Body: Ø8*0.6mm.length:1750± 10mm

Heat-transfer-fins

0.3mm/0.0098’’ thick sets of Aluminum fins,1630mm

Starting speed

30s

Max. operation pressure

6bar

Max. testing pressure

12bar

Stagnation temperature

236°C

Manifold Performance and Specification:

Manifold header pipe

TU2 copper

Manifold casing

Anodized aluminum alloy (6063-T5/T6)

Insulation layer

Compressed rock wool.

Bracket Performance and Specification:

Bracket

Stronger galvanized steel structure

Vertical installation angle

Flat roof 0~70⁰