Seawater and brackish water treatment
The use of a parabolic trough makes it possible to reclaim drinking water through seawater or brackish water treatment.
Today, in many regions of the world, water treatment plants (seawater or brackish water) are used. The goal is to supplement insufficient natural water resources. These facilities require enormous amounts of energy. This is exactly where renewable energies come in. The ideal location for a solar thermal plant using parabolic trough collectors is a dry, flat surface near the equator where the sun shines throughout the year from a clear blue sky. Usually, such regions have a warm climate, and only limited water resources. Both of these conditions provide the preconditions for a thermal operated water treatment plant.
Solar thermal desalination can be implemented in three different ways:
Direct thermal Multi Effect Distillation (MED)
for smaller applications.
Reverse osmosis (CSP/RO)
Solar-thermally generated electrical energy is provided for the process.
Combined Multi Effect Distillation (CSP/MED)
Solar thermal energy is provided in the form of power and heat.
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| Drinking water occurrence |
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