Table 3.
Monthly mean empirical models for estimating optimum tilt angles in Lagos, Nigeria.
| S/N | Parameters | Regression Relations | Model |
|---|---|---|---|
| 1 | β,H,Ho,n,δ | β = −2.214 − 0.009(H)+0.015(Ho)+0.079(n)+0.014(δ) | M1 |
| 2 | β,H,n,δ | β = 4.998 − 0.018(H)+0.080(n)+0.021(δ) | M2 |
| 3 | β,H,n,δ,kt | β = 4.131 + 0.044(H)+0.080(n)−0.010(δ)−22.559(kt) | M3 |
| 4 | β,H,n,δ,kt,RH | β = 3.460 + 0.041(H)+0.079(n)+0.010(δ)−21.475(kt)+0.009(RH) | M4 |
| 5 | β,H,n,δ,kt,T | β = −29.085 + 0.016(H)−0.283(n)−0.661(δ)−12.379(kt) | M5 |
| 6 | β,n,δ,Ho | β = −5.102 + 0.079(n)+0.014(δ)+0.020(Ho) | M6 |
| 7 | β,n,δ,Ho,kt | β = 0.899 + 0.080(n)+0.013(δ)+0.009(Ho)−5.556(kt) | M7 |
| 8 | β,δ,n,kt | β = 5.084 + 0.080(δ)+0.016(n)−8.036(kt) | M8 |