Journal Pre-proof Multi-objective decision-making and optimal sizing of a hybrid renewable energy system to meet the dynamic energy demands of a wastewater treatment plant Tra Nguyen Hai, Usman Safder, X.Q. Nhu Nguyen, ChangKyoo Yoo PII: S0360-5442(19)32265-0 DOI: https://doi.org/10.1016/j.energy.2019.116570 Reference: EGY 116570 To appear in: Energy Received Date: 22 July 2019 Revised Date: 11 November 2019 Accepted Date: 16 November 2019 Please cite this article as: Hai TN, Safder U, Nhu Nguyen XQ, Yoo C, Multi-objective decision-making and optimal sizing of a hybrid renewable energy system to meet the dynamic energy demands of a wastewater treatment plant, Energy (2019), doi: https://doi.org/10.1016/j.energy.2019.116570. 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 Ltd.