Table 4 Comparison between EPBT of the ADSD with previous studies.

From: Investigation of energy, exergy and techno-environmental analysis of a hybrid PVT-based active direct solar dryer while drying henna leaves

Reference

Publisher

year

Type of the SD

Product

EPBT

38

Elsevier

2024

Novel Phase Change Material SD using paraffin wax, stearic acid, and acetamide

Tomato

2.51–2.98 years

96

Elsevier

2024

A mixed-mode SD equipped with a solar PV-powered dehumidifier

Agricultural products

2.70 years

97

ScienceDirect

2024

Indirectly forced convection SD

Tomato

5.1396 years

98

ScienceDirect

2023

Indirect type domestic hybrid SD

Tomato

4.21 years

34

PLOS

2024

SD integrated with solar tracker

Tomato

2.40 years

28

Springer nature

2025

indirect forced SD that incorporates a three-sided flat plate SC

Taliba fish

1.59

Current study

Hybrid PVT-based ADSD for drying henna leaves at layer thickness of 6 cm

1.17 years