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Project case study Techno-economic analysis

Solar-powered desalination

Process modeling and financial assessment for water supply on Thirasia.

Organization
UiS
Discipline
Techno-economic analysis

The challenge

Thirasia depends on desalinated water, while fossil-fuel-based electricity makes its production costly. Solar integration needs both technical and financial evaluation.

Contribution

The project assessed the existing desalination plant and a 60 kW photovoltaic system connected through net metering, in collaboration with the municipal water utility of Thira and the University of Stavanger.

Approach

Python supported data cleaning and analysis. IPSEpro modeled membrane performance, pretreatment and load conditions, while meteorological records from 2007–2023 informed long-term solar resource assessment.

Results

The analysis supported evaluation of operating efficiency, solar generation and the economic feasibility of integrating renewable electricity into island water production.

Project figures

Solar-powered desalination