Heat Pipe

Absorb Area（㎡）

Installed Area（㎡）

Packing quantity

Packing Capacity M3

Pcs

Φ47×1500

Φ58×1800

Φ47×1500

Φ58×1800

Φ47×1500

Φ58×1800

Φ47×1500

Φ58×1800

12

1.2

1.68

1.511

2.00

2

2

0.148

0.207

15

1.5

2.1

1.837

2.44

2

2

0.148

0.243

20

2.0

2.8

2.379

3.18

2

3

0.175

0.318

30

3.0

4.2

3.456

4.66

3

3

0.269

0.441

Absorption Efficiency: (n0)

0.734

Heat Loss: (a1)

1.529W/m2 K (.269 (Btu/h)/ft2/F)

Heat Loss: (a2)

0.0166W/m2 K2 (.003 (Btu/h)/ft2/F)

Stagnation Temp:

200.3 C (392F)

Volume of Water In Header

0.188 Gallons (.71L)

Pressure Drop Per collector:

1.5 PSI

Recommended Flow:

1-1.5GPM

Aperature Area:

1.720 m x 0.0544 m x (# of tubes )= 1.871 (for 20 tube)

Absorber Area:

1.720 m x 0.0470 x (#of tubes) = 1.6168 (for 20 tube)

Distance Between Tubes

7.8cm or 3"

Insulation In Header:

polyurethane and mineral wool

Header Material:

Aluminium

Fluid Operating Pressure::

87 psi

Maximum Service Temperature:

95C (203F)

Length (nominal)

1800mm (70")

Outer tube diameter

58mm (2.2")

Inner tube diameter

47mm (2.1")

Glass thickness

1.6mm (0.1")

Thermal expansion

3.3x10-6 oC

Material

Borosilicate Glass 3.3

Absorptive Coating

Cu/AL/SS/N2

Transmission Through Glass

>92% (AM1.5)

Absorptivity Coefficient:

> 94%

Emittance

< 7%

Vacuum

P<5x10-4 Pa

Max Btu Output Per Day Based on 1000W/m2

40,000 / 4684 BTU/hr

Unit Dimensions:

5.7ft x 5.7ft

Average Efficiency:

71%

Warranty

10 Years

Estimated Lifespan

25-30 Years

Flow Rate

8-12 L/min

Weight with frame

174 lbs

Weight without frame:

88lbs