Treatment of cooling tower blowdown water: The effect of biodispersant on the ultrafiltration membrane

Taking into account the growing population, water scarcity is a relevant problem which needs to be addressed. Wastewater needs to be assured by quality, ecosystems protected and the wastewater reuse in industry should be a more common approach that would also assure the reduction of fresh water intake. Dow Chemicals decided to reduce the fresh...

Fouling modification during pretreatment for dead-end ultrafiltration of wwtp effluent: Fractionation in relation to filterability and foulants

A proved technique to upgrade (wastewater treatment plant) wwtp effluent to improved water quality is dead-end ultrafiltration (UF). Although the use of UF for upgrading wwtp effluent results in an excellent basic water quality, this technique faces problems due to membrane fouling. Especially particles in the size range between 0.1 and 0.45 @m ...

New process of drinking water production in the 21st century

With the development of industry, many new micro pollutants are found in the water sources for drinking water. For instance endocrine disrupting compounds, pharmaceuticals, personal care products, MTBE are reported. However, the conventional water treatment has limited removal efficiency for these components. Therefore, in order to deal with...