Flocculation Basin
Flocculation is the operation in which the coagulated water must be gently mixed at a propeller speed of 15 to 20 rpm to promote…
Articles
189 in-depth guides on water and wastewater treatment — browse the latest below, or jump to a topic.
Activated Sludge Process
Waste Water Treatment Activated sludge process The Activated Sludge Process is the one of the main in ( sewage treatment ) waste water treatment…
Water Treatment Process
Water Treatments Method : Reverse Osmosis (RO) water treatment process involves water being forced under pressure ( Osmotic Pressure ) through a semipermeable RO…
Water Treatments System
Objectives of Water Treatment The Water Treatments are to remove the different impurities present in the raw water, to render the water safe and…
Advertisement
Trickling Water Filters
Trickling Filters in Waste Water Treatment A Trickling water treatment filter (TF), an attached growth system, consists of a fixed bed of highly permeable…
Water Softner
Softener Water Treatment What is Hardness? Hardness is caused by hard water containing high concentration of calcium and magnesium ions. Water is considered to…
SECONDARY TREATMENT
SOLIDS IN SEWAGE The solids present in the sewage are of two types viz., Organic solids, and Inorganic solids. Organic solids are the substances…
Sewage Treatment Process
Waste Water Treatment Process 1.Physical Water Treatment Operations In the physical unit operations physical forces are utilized in some water treatment units for the…
DESIGN OF SEWAGE SYSTEM
SEWERAGE SYSTEM The underground conduit for the collection of sewage is called sewer. A network of sewers and appurtenances for the collection and conveyance…
RO Water Treatment Plant
Reverse Osmosis Plant Simple Process RO water treatment Plant Process Reverse osmosis RO water treatment plant process is that allows the removal of unwanted…
Clariflocculator
Clariflocculator in Waste Water Treatments In large waste water treatment plants, the flocculator and the clarifier are combined together to achieve economy in construction.…
Water Treatment Coagulation
Water Treatment Coagulants Coagulant water treatment chemicals come in two main types – primary water treatment coagulants and coagulant aids. Primary coagulants neutralize the…
Water Treatments Disinfectant
Water Disinfection Method Disinfection Water treatment process can be control microorganism. This Disinfection designed by water treatment plant product water storage tank or online…
Water Treatments Plant Manual
Water Treatments Plant Guide Operation and Maintenance manual of Water Treatments plant consisting of features of Operation and Maintenance of individual components of the…
WaterTreatment by Electrodialysis
Water Treatment Methods Electrodialysis Electrodialysis water treatment process ( ED – Process ) is one of the water treatment methods and Electro Dialysis Reversal…
Gravity Thickening of Sludge
Gravity thickening concentrates sludge solids from 0.5–2% to 4–8% before digestion or dewatering. Learn about tank design, hydraulic loading, mechanical operation, and solids capture…
Phosphorus Removal in Wastewater Treatment
Phosphorus removal is a critical component of modern wastewater treatment, driven by regulatory requirements to prevent eutrophication in receiving waters.
Screening and Grit Removal in Wastewater Treatment
Screening and grit removal are preliminary wastewater treatment processes that remove large solids and inorganic debris, protecting downstream equipment and improving plant efficiency.
Ozonation in Water and Wastewater Treatment
Ozonation is a powerful on-site disinfection method using ozone gas to inactivate pathogens and remove taste, odor, and color from water. It is particularly…
Anaerobic Digestion
Anaerobic digestion is a biological process that stabilizes wastewater sludge in an oxygen-free environment, reducing volume by 40-60% while producing methane-rich biogas for energy.…
Anaerobic Digestion
Anaerobic digestion is a biological process that stabilizes wastewater sludge in an oxygen-free environment, reducing volume by 40-60% while producing methane-rich biogas for energy.…
Nitrification and Denitrification
Nitrification and denitrification are two interconnected biological processes that remove nitrogen from wastewater. In nitrification, bacteria convert ammonia to nitrate; in denitrification, bacteria convert…
UV Disinfection for Water and Wastewater Treatment
How ultraviolet light inactivates pathogens in water and wastewater, the main UV reactor types, and the operating factors that determine whether a system actually…
Membrane Bioreactor (MBR) Process
How Membrane Bioreactors combine activated sludge treatment with membrane filtration to produce high-quality effluent in a smaller footprint, and what it takes to design…
Water Industry Achievement Awards
Water Industry Award: The Water Industry Achievement Awards are back for the eighth year running − to celebrate and reward outstanding innovation in the…