Figure 7. Correlation coefficient (region between the lower tray and upper tray)

From

Air-flow Distribution Study and Performance Analysis of a Natural Convection Solar Dryer

Nicholas Musembi Maundu, Kosgei Sam Kiptoo, Kiprop Eliud, Dickson Kindole, Yuichi Nakajo

American Journal of Energy Research. 2017, 5(1), 12-22 doi:10.12691/ajer-5-1-2