Table 3 Short-term and long-term wind velocity profiles at the site.

From: Experimental analysis of elevated temperature and soiling loss on the rooftop PV modules performance under composite climatic conditions

S No.

Wind profile

Details

Velocity (m/s)

1.

Average wind velocity at rooftop (15 m)

Measured

8.9

2.

Average wind velocity at ground (2 m)

(Log Law ZO = 0.2)

4.7

3.

Wind velocity variability STDEV 15 m

June

3.93

4.

Long-term variability in Wind Velocity at 2 m

MERRA-2 (2010–2020)

0.076

5.

Long-term variability in Wind Velocity at 15 m

MERRA-2 (2010–2020)

0.132