Journal Pre-proof Ultrasonically improved convective drying of peppermint leaves: Influence on the process time and energetic indices Davoud Ghanbarian, Mehdi Torki-Harchegani, Morteza Sadeghi, Abdollah Ghasemi Pirbalouti PII: S0960-1481(19)31515-0 DOI: https://doi.org/10.1016/j.renene.2019.10.024 Reference: RENE 12393 To appear in: Renewable Energy Received Date: 13 March 2019 Accepted Date: 06 October 2019 Please cite this article as: Davoud Ghanbarian, Mehdi Torki-Harchegani, Morteza Sadeghi, Abdollah Ghasemi Pirbalouti, Ultrasonically improved convective drying of peppermint leaves: Influence on the process time and energetic indices, (2019), Renewable Energy https://doi.org/10. 1016/j.renene.2019.10.024 This is a PDF file of an article that has undergone enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability, but it is not yet the definitive version of record. This version will undergo additional copyediting, typesetting and review before it is published in its final form, but we are providing this version to give early visibility of the article. Please note that, during the production process, errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. © 2019 Published by Elsevier.