All-glass Evacuated Solar Collector Tube

5 yrs

5 yrs

Warranty

0.8 MPa

0.8 MPa

Strength (pressure tested)

withstand hailstone of 25mm in diameter

impact resistance

5*10-6 Pa

5*10-6 Pa

pressure

1500 mm

300 mm

1200 mm

1500 mm

Length

250

220

stagnation temperature

0.65 W/m2

0.80 W/m2

heat loss coeffiecient

0.05

0.08

emittance (80)

0.943

0.9

Solar absorptance (AM1.5)

graded Al-N/Al selective surface, sputtering

Solar selective absorbing coating, Technology

0.91

0.91

transmittance of cover tube

37 mm

37 mm

DIA of absorber tube

47 mm

47 mm

DIA of cover tube

3.3*10-6/

3.3*10-6/

glass thermal expansion coeffiecient

two concentric borosicilcate glass tubes

configuration

SL-1500

SL-300

SL-1200

SL-1500

item

Cercis

Standard

type

Specifications for all-glass evacuated solar collector tube

 

All-glass Evacuated Solar Collector Tube:
--Excellent solar-thermal conversion and low heat loss;
--Long vacuum life time.

  • Pipe Material:Glass
  • Application:Solar Thermal
  • Type:Vacuum Solar Collector
  • Brand Name:Tsinghua Solar
  • Place of Origin:Beijing China (Mainland)
  • Country:China (Mainland)
  • telephone:86-01-58858876
Supply Ability: 10000 Dozen per Month
Pipe Material: Glass
Application: Solar Thermal
Type: Vacuum Solar Collector
Brand Name: Tsinghua Solar
Place of Origin: Beijing China (Mainland)
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