Characterization of ballasted flocs in water treatment using microscopy

M Lapointe, B Barbeau - Water research, 2016 - Elsevier
… and industrial water treatment. This gravity-… a ballasting agent, typically microsand, to
increase the floc density and size. However, the physical characteristics of the final ballasted flocs

Floc compaction during ballasted aggregation

J Sieliechi, B Lartiges, S Skali-Lami, J Kayem… - Water Research, 2016 - Elsevier
… as ballasting agent, we show that the origin of improved floc settling in ballasted aggregation
… In water treatment, the primary objective of coagulation-flocculation process is to gather the …

Selection of media for the design of ballasted flocculation processes

M Lapointe, B Barbeau - Water research, 2018 - Elsevier
… at 21 ± 1 C using surface water from the Sainte-Rose drinking water treatment plant (10 ±
2 … and impact of the ballast size on floc formation rate, floc size, and settled water turbidity. …

Factors affecting ballasted flocculation reactions

JC Young, FG Edwards - Water environment research, 2003 - Wiley Online Library
… promise of bringing improvements to the field of water and wastewater treatment. … ballasted
flocs are formed and to identify factors affecting the size and settleability of ballasted flocs. …

Laboratory study of ballasted flocculation

C Desjardins, B Koudjonou, R Desjardins - Water Research, 2002 - Elsevier
… Although the mixing intensity could be increased up to 700/s during floc maturation, in the
… , which keeps all the ballasted flocs in suspension. The ballasted flocs are heavier than they …

Fundamentals of ballasted flocculation reactions

JC Young, FG Edwards - WEFTEC 2000, 2000 - accesswater.org
… promise of bringing major improvements to the field of water and wastewater treatment. …
to form “ballastedflocs. The ballasted flocs are heavier and larger than chemical flocs and can …

Mechanisms of ballasted floc formation

AV Ghanem, JC Young, FG Edwards - Journal of Environmental …, 2007 - ascelibrary.org
… , which would imply that the bound water (BW) content would … floc and model the mechanisms
of ballasted floc formation. … “Microsand enhanced clarification for wastewater treatment: …

Interaction between ballasting agent and flocs in ballasted flocculation for the removal of suspended solids in water

NS Zafisah, WL Ang, AW Mohammad, N Hilal… - Journal of Water …, 2020 - Elsevier
… Over the past few decades, land constraint has become one of the major issues in the
construction of conventional wastewater treatment plants [8]. Hence, development of …

Ballasted sand flocculation for water, wastewater and CSO treatment

S Kumar, NC Ghosh, AA Kazmi - Environmental Technology …, 2016 - Taylor & Francis
water/wastewater treatment schemes. A number of technological innovations have been made
to reduce the space requirement, ballasted … suspension of the ballasted flocs. The various …

Enhanced ballasted flocculation process using magnetite-based ballast materials and a vortex flash mixer for drinking water treatment in response to both flood and …

WH Lee, JO Kim - Chemical Engineering Journal, 2023 - Elsevier
… Subsequently, the resulted ballasted flocs were separated from the lamella plate, and the …
in enhancing water treatment was discussed. The water treatment performance of the ballasted