Desalination Using Plastic Sheets

A simple low cost method to desalinate sea water by distillation is used in some countries where fuel is available.

Desalination using plastic sheets.

In most cases the easiest way to get rid of the important brine flow 70 to 55 of intake flow is to discharge it in the sea via a brine outfall pipe. 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. Brine disposal is a real environmental problem that should be considered and studied when installing a desalination plant. Mos2 is also a robust material so even such a thin sheet is able to withstand the necessary pressures and water volumes.

Since frost forms when leaf temperatures dip simply covering the plant isn t going. Plastic seems like a good idea for frost protection but it s just too thin to provide any insulation to plants. 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.

For plants using other treatment technologies plastic piping and lining products are also utilized. 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. It requires basic kitchen utensils. Live aboard sailboats have emergency seawater stills that use sunlight to evaporate pure water from seawater.

Pure water condenses on a plastic cover and runs down the sides to be collected. Solar water desalination has a long history. The funnel underneath the quarter is made from a plastic. Reverse osmosis desalination brine disposal.

3 1 2 water desalination using solar power. Pumping station in the pump station area pe 100 and pp pipes and fittings utilized up to a diameter of 500mm. Solar desalination using humidification and. The removal of salt or other excess minerals from water through a variety of methods.

The smaller pot is placed inside the larger one and weighed down with a stone. 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.