Table 1:
Reference steady-state temperature gradients.
Model
Reference steady-state
𝑓
(
𝑧
)
𝑎
∗
1
𝑎
∗
2
𝑎
∗
3
temperature gradient
1
Linear
1
1
0
0
2
Inverted parabolic
2
(
1
−
𝑧
)
0
−
1
0
3
Cubic 1
3
(
𝑧
−
1
)
2
0
0
1
4
Cubic 2
0
.
6
+
1
.
0
2
(
𝑧
−
1
)
2
0.6
0
0.34