Technical Description of an Air Cooler (Unit four)
Technical Description of an Air Cooler An air cooler is a domestic appliance used for cooling the air of the room in summer season. It utilizes water vapour to cool the atmosphere of the room. The air inside the cooler is cooled by water circulation through the grass pads on its body and the cooled air of the cooler is driven out into the atmosphere by a cooler fan or an exhaust fan. Different types of coolers made of steel sheet or plastic fibre are available in the market. These coolers may be divided into the following two categories:- Room Cooler A room cooler is made of steel sheet or plastic fibre. (People prefer plastic fibre now for safety reasons.) It looks like an upright box having a cooler fan or an exhaust fan on its front face and three screens on the remaining faces. The three screens have grass pads of khus grass or plastic fiber for soaking water. It has a storage tank for water at its bottom and a dispenser tank on its top. The dispenser tank may...