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Table 6

Comparison of operational parameters (redrawn from Alberti et al. (2009))

ParameterCompletely solarPartially solarHybridCompletely thermal
Land usage High High Medium Medium 
Electrical energy usage Very low Medium High High 
Thermal energy usage Nil Medium High High 
Capital costs 0.7 M$ 1.5 M$ 2.5 M$ 2 M$ 
Operational costs $ 10,000/y $ 40,000/y $ 70,000/y $ 60,000/y 
Produced salt purity Moderate Moderate High High 
Sweet water production No Yes Yes Yes 
ParameterCompletely solarPartially solarHybridCompletely thermal
Land usage High High Medium Medium 
Electrical energy usage Very low Medium High High 
Thermal energy usage Nil Medium High High 
Capital costs 0.7 M$ 1.5 M$ 2.5 M$ 2 M$ 
Operational costs $ 10,000/y $ 40,000/y $ 70,000/y $ 60,000/y 
Produced salt purity Moderate Moderate High High 
Sweet water production No Yes Yes Yes 
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