Design of Sewerage
The major shortcoming of the conventional design is the selection of pipe diameter and slope combination without fully analyzing the…
Developement of Ground Water Sources
Discription of Wells Wells are the devices required for abstracting water from the groundwater sources. In groundwater development, the choice…
Corrosion Control Methods
Chemical Treatment Treatment of corrosive water can be either chemical or physical. Chemicals used in the treatment are either meant…
Source of Water Supply
Sources of water supply In nature water occurs abundantly as: water vapour in the atmosphere, as liquid water in inland…
Water
Water is used for industrial and municipal purposes. The largest water requirement is for municipal use but the standard of…
AERATED LAGOON
Principe of Aerated Lagoon An aerated lagoon is a suspended-growth process in waste water treatment unit. The aerated lagoon water…
Waste Stabilization Ponds
HISTORY OF WASTE STABILIZATION PONDS Wastewater lagoons have been used as a process for wastewater treatment for centuries. In the…
CARROUSEL SYSTEM
The Carrousel system is based on the principle of oxidation ditch where primary settlement, the activated sludge process, secondary settlement…
Cage Rotor
Cage Rotor One or more mechanical surface aerators with horizontal axis, generally known as cage rotors are attached to the…
OXIDATION DITCH
Description of Oxidation Ditch Oxidation ditch is an extended aeration activated sludge process. An oxidation ditch is a large holding…