Water Treatment Encyclopedia

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Thermal Hydrolysis

High-Pressure Steam Pre-Treatment for Anaerobic Digestion of Municipal and Industrial Sludge: Thermal Hydrolysis Sludge Pre-Treatment: Thermal Hydrolysis Process (THP) is a proven and reliable technology that has been used around the world ...

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Thermal Oxidation Packages

Introduction: Thermal Oxidisation Packages are typically used to destroy Hazardous Air Pollutants (HAPs) and Volatile Organic Compounds (VOCs) from industrial air streams. These pollutants are generally hyrdocarbon based and when destroyed ...

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Thermal Wastewater Treatment Plant

Thermal treatment is a term given to any waste treatment technology that involves high temperatures in the processing of the waste feedstock. This commonly, although not exclusively involves the combustion of waste materials. Systems tha...

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Threshold Inhibition

The mechanism by which antiscalants prevent mineral scale formation at doses far below the stoichiometric ratio needed to chemically combine with the scale-forming ions. Threshold inhibition is a primary mechanism by which antiscalants prev...

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Trickling Filters

A trickling filter consists of a fixed bed of rocks, gravel, slag, polyurethane foam, sphagnum peat moss, or plastic media over whichsewage or other wastewater flows downward and causes a layer or film of microbial slime to grow,...

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Ultra Pure Water Treatment Systems

Achieving and maintaining ultrapure water (UPW) is extremely important in light of its widespread presence throughout the manufacture of semiconductor integrated circuits. The technology of the industry has advanced so rapidly over the past...

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UV Disinfection Systems

What is UV Disinfection? UV light, which continues to be a reliable means of disinfection, involves exposing contaminated water to radiation from UV light. The treatment works because UV light penetrates an organism’s cell walls and disru...

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Vacuum Deareators

The removal of dissolved gases from boiler feedwater/heating plants is an essential process in a steam system. The presence of dissolved oxygen in feedwater causes rapid localized corrosion in boiler tubes. Carbon dioxide will dissolve in w...

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Warm Lime Softening

Typically, the primary objective of warm lime softening is to lower levels of hardness and silica. This takes places through the chemical principal of precipitation. Increased temperature decreases the chemical solubilities of constituents ...

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Waste Concentration Systems

In many cases of water scarcity or due to regulations it becomes imperative that waste water is recycled at least partially. Waste water recycle means treating waste water in such a way that it can be used back for process or boiler feed as...

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