Table 2 Drying coefficient and coefficient of determination of Egyptian sweet marjoram leaves at different drying temperatures and layers thickness for OD and HSDS.

From: Comparative analysis of drying kinetics, diffusivity, and thermodynamic properties of hybrid solar and oven dryers for Egyptian sweet marjoram

Items

Drying system

DAT50

DAT60

DAT70

LT1

LT2

LT3

LT1

LT2

LT3

LT1

LT2

LT3

k

OD

-0.448

-0.325

-0.305

-0.867

-0.53

-0.41

-0.891

-0.688

-0.556

HSD

-0.43

-0.275

-0.261

-0.743

-0.506

-0.321

-0.89

-0.682

-0.47

R2

OD

0.936

0.8959

0.8676

0.8706

0.843

0.8474

0.831

0.7896

0.836

HSD

0.8295

0.7882

0.8308

0.8828

0.8549

0.7369

0.8604

0.7999

0.8378

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