Premium Solar System Specifications
Pressurized System With Copper Heat Pipes

 

 

 

Heat Pipe Performance Parameters

  For JR Series with Heat Pipes

Heat conduction coefficient

>99%

Axial heat transition quantity

0.93-2.49 KW/cm2

Heat conduction speed

200 mm/s

Axial temperature difference

1-2 °C/m

Starting temperature

20°C

Starting speed

2 minutes

Working temperature range

30°C - 300°C

Lifetime

>10 years

  • Size, Shipping
  • Glass Tube Performance

Model

JR158/45

Collector tubes

SL-1500 , 1.5 meter

Number of tubes

21 (158 liter)

Volumetric capacity, L

158 liter (42 Gallon) drainable (69 inches by 18 inches diameter)

storage tank

Outer tank cover: Stainless steel 0.6 mm thic

Inner Tank: 304 stainless steel, 1.5 mm thick

Insulation

Polyurethane foam, 45 mm thick

 Pressure

0.45 MPa (about 4 atmospheres or 60 psi) working, 10 atmospheres (146 psi) maximum pressure

Weight empty, kg

93 kg (158 liter) ; 117 kg (208 liter)

Aperture Area, m2

2.02 (158 liter)

Absorber area, m2

1.5 (JR158)

Collector tilt angle

45°

Daily efficiency

≥55% (≥42% in winter)

Heat loss coefficient, w/m2℃

≤0.8

Inlet and Outlet Piping, in

3/4 or 1/2 inch, stainless steel

Auxiliary electric boost, kW

2.0

Reflector

Flat plate diffuse, aluminum

Frame

Profile Aluminum

Cover Caps

Plastic ABS

Dimensions [mm]

1750×1560×1255 (JR158 entire unit)

Tank box dimensions

72”X23”X21” (183 cm X 59 cm X 54 cm) shipping box

Shipping crate [mm]

2060×1070×400 entire unit shipping box

 For all series with glass tubes

 

Value

Absorbance of selective coating

a>0.931

Hemisphere Emittance

e<0.06

Solar Radiance Exposure using the Sun

H<2.639 MJ/m2

Stagnation parameter using air

Y>240 m2°C/KW

average heat loss coefficient

ULT<0.78 W/m2°C

Outer diameter/ Inner Diameter, tube 1

58 mm / 47 mm

Tube length

1.5 m