Desalination Using Plastic Sheets

Two plastic jugs are used as desalination devices.

Desalination using plastic sheets.

Solar desalination using humidification and. In this instructable i will show you how to modify a plastic bottle so that it can desalinate small amounts of water using heat energy from the sun. Plastic wrap covers the gap in the jugs wall and a quarter is placed on the plastic wrap to create a low spot where condensation can collect and drip down into a funnel. Pure water condenses on a plastic cover and runs down the sides to be collected.

Brine disposal is a real environmental problem that should be considered and studied when installing a desalination plant. Since frost forms when leaf temperatures dip simply covering the plant isn t going. The smaller pot is placed inside the larger one and weighed down with a stone. For plants using other treatment technologies plastic piping and lining products are also utilized.

A simple low cost method to desalinate sea water by distillation is used in some countries where fuel is available. Mos2 is also a robust material so even such a thin sheet is able to withstand the necessary pressures and water volumes. The first jug lays on its side with the top facing wall cut out. The removal of salt or other excess minerals from water through a variety of methods.

It requires basic kitchen utensils. The first documented use of solar stills was in the sixteenth century and in 1872 the swedish engineer carlos wilson built a large scale solar still to supply a mining community in chile with drinking water. Two pots one four times the size of the other and a plastic sheet. Today s modern seawater desalination plant swro utilizes many plastic products manufactured by agru.

The illinois researchers are establishing collaborations to experimentally test mos2 for water desalination and to test its rate of fouling or clogging of the pores a major problem for plastic membranes. Live aboard sailboats have emergency seawater stills that use sunlight to evaporate pure water from seawater. Plastic seems like a good idea for frost protection but it s just too thin to provide any insulation to plants. 3 1 2 water desalination using solar power.

Solar water desalination has a long history. The funnel underneath the quarter is made from a plastic.