|
Initial temperature
|
20
|
°C
|
|
Receiver length step
|
0.07
|
m
|
|
Storage length step
|
0.22
|
m
|
|
Receiver plate surface area
|
0.008
|
m2
|
|
Storage cross-section area
|
0.01
|
m2
|
|
Receiver lateral surface area
|
0.021
|
m2
|
|
Storage lateral surface area
|
0.078
|
m2
|
|
Concentrator specific heat
|
800
|
J kg−1 °C−1
|
|
Glass specific heat
|
800
|
J kg−1 °C−1
|
|
Heat transfer fluid
|
SAE-40 oil
| |
|
Fluid specific heat
|
1850–2350
|
J kg−1 °C−1
|
|
Receiver plate specific heat
|
470
|
J kg−1 °C−1
|
|
Fluid thermal conductivity
|
0.137–0.125
|
W m−1 °C−1
|
|
Insulation thermal conductivity
|
0.04
|
W m−1 °C−1
|
|
Receiver plate mass
|
0.09
|
kg
|
|
Mass flow rate
|
0.005
|
kg s−1
|
|
CHTC concentrator to ambient
|
9.0
|
W m−2 °C−1
|
|
RHTC concentrator to sky
|
1.0
|
W m−2 °C−1
|
|
RHTC concentrator to glass
|
0.1
|
W m−2 °C−1
|
|
CHTC glass to ambient
|
12.0
|
W m−2 °C−1
|
|
RHTC glass to sky
|
0.0
|
W m−2 °C−1
|
|
CHTC plate to glass
|
6.0
|
W m−2 °C−1
|
|
RHTC plate to glass
|
6.0
|
W m−2 °C−1
|
|
CHTC plate to fluid
|
87.0
|
W m−2 °C−1
|
|
GHTC receiver to ambient
|
18.0
|
W m−2 °C−1
|
|
GHTC storage to ambient
|
0.5
|
W m−2 °C−1
|
