Energy and economic analysis of an ocean thermal energy conversion plant for Bangladesh: A case study

Rashid, Abir and Nakib, Taher Hasan and Shahriar, Tanvir and Habib, Mohammad Ahsan and Hasanuzzaman, Md. (2024) Energy and economic analysis of an ocean thermal energy conversion plant for Bangladesh: A case study. Ocean Engineering, 293. ISSN 0029-8018, DOI https://doi.org/10.1016/j.oceaneng.2023.116625.

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Abstract

Bangladesh's surging power demand, especially in coastal regions and nearby islands, necessitates a shift towards sustainable energy sources to meet Sustainable Development Goal 7 (SDG-7) objectives. This research attempts to visualize the ocean thermal energy reserves of the Bay of Bengal, with an extended focus on the marine borders of Bangladesh using advanced data analytics. Extensive data used is from a hybrid ocean coordinate model, Hybrid Coordinate Ocean Model and Navy Coupled Ocean Data Assimilation (HYCOM + NCODA) at 1/12° resolution, which has proven to be sophisticated and precise in providing oceanic information. Analyzing the data shows that geographically Bangladesh is feasible for Ocean Thermal Energy Conversion (OTEC) plants. A model plant is implemented at the potential location, and a Machine Learning (ML) model is trained to forecast temperature values for the future lifetime of the plant. ML forecasted results show the annual average power generated varies between 103.8 and 105.8 MW throughout the plant's life. However, a slight downward trend in generated power is observed, possibly due to climate change. The Levelized Cost of Electricity (LCOE) is calculated at 0.164 USD/kW, with an 11-year payback period. Notably, the plant registers zero Greenhouse Gas (GHG) emissions, aligning with Bangladesh's SDG-13 targets. © 2023 Elsevier Ltd

Item Type: Article
Funders: Islamic University of Technology [Grant no. REASP/IUT-RSG/2021/OL/07/002]
Uncontrolled Keywords: Bay of Bengal; Coast of Bangladesh; Machine learning; N-BEATS; Ocean thermal energy conversion (OTEC); Renewable energy
Subjects: T Technology > TA Engineering (General). Civil engineering (General)
T Technology > TJ Mechanical engineering and machinery
Divisions: Deputy Vice Chancellor (Research & Innovation) Office > UM Power Energy Dedicated Advanced Centre
Depositing User: Ms. Juhaida Abd Rahim
Date Deposited: 03 Jul 2024 06:33
Last Modified: 03 Jul 2024 06:33
URI: http://eprints.um.edu.my/id/eprint/44822

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