Productivity, energy, and economic feasibility analysis of a developed tubular solar still coupled with evacuated tube collectors

Key Points

• Efficiency of the tubular solar still significantly enhances energy capture, improving overall productivity.
• The study measures energy efficiency metrics over various operational conditions, achieving marked improvements of up to 30%.
• Assessment of economic feasibility reveals tangible savings, supporting greater adoption of solar still technology.
• Findings suggest that integrating solar stills with evacuated tube collectors may enable sustainable water production.