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2. Distillation
2.1 Single-action distillation
This process has long been used on ships, where diesel engines emit a significant amount of recoverable heat. The principle is simple: it reproduces the natural water cycle. In a closed enclosure, a heating coil brings seawater to the boil (figure 1 ). The steam produced condenses on contact with a second coil fed with cold seawater. An ejector (or pump) evacuates non-condensable gases. An electric pump draws off the distillate (condensed water); a second draws off the concentrated seawater or brine.
To establish the heat balance, the flow of...
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Distillation
Directory
Manufacturers – Suppliers – European distributors (non-exhaustive list)
Distillation manufacturers in Europe
Sté Internationale de Dessalement d'Eau de Mer SIDEM (Véolia Water Group – Paris)
Membrane suppliers (French or European distributor or representative)
Filmtec Corp. Division of Dow Chemical Co.
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