Constructed wetland, an eco-technology for wastewater treatment: A review on types of wastewater treated and components of the technology (macrophyte, biolfilm …

S Kataki, S Chatterjee, MG Vairale, SK Dwivedi… - Journal of …, 2021 - Elsevier
Constructed wetland (CW) represents an efficient eco-technological conglomerate
interweaving water security, energy possibility and environmental protection. In the context …

Constructed wetland substrates: A review on development, function mechanisms, and application in contaminants removal

Z Ji, W Tang, Y Pei - Chemosphere, 2022 - Elsevier
Constructed wetlands (CWs) are economical, efficient, and sustainable wastewater
treatment method. Substrates in CWs inextricably link with the other key components and …

Utilization of alum sludge as adsorbent for phosphorus removal in municipal wastewater: A review

N Muisa, I Nhapi, W Ruziwa, MM Manyuchi - Journal of Water Process …, 2020 - Elsevier
Aluminium sulphate is the commonest and most widely used coagulant for water treatment
worldwide. Aluminium is a well-known adsorbent for phosphorous (P), a nutrient highly …

A review on alum sludge reuse with special reference to agricultural applications and future challenges

KB Dassanayake, GY Jayasinghe, A Surapaneni… - Waste Management, 2015 - Elsevier
Alum salts are commonly used in the water industry to promote coagulation in the production
of clean drinking water, which results in the generation and accumulation of 'waste'by …

A comprehensive review on the coagulant recovery and reuse from drinking water treatment sludge

D Nayeri, SA Mousavi - Journal of environmental management, 2022 - Elsevier
The main treatment unit in conventional systems for surface water is coagulation-flocculation
(CF) process, which consumes huge quantities of coagulant, and produces large volume of …

Characterization of water treatment plant's sludge and its safe disposal options

T Ahmad, K Ahmad, M Alam - Procedia Environmental Sciences, 2016 - Elsevier
Surface water Treatment for potable supplies typically involves coagulation, flocculation,
Sedimentation, and filtration processes for removing colloidal as well as suspended solids …

Treatment of tannery wastewater in a pilot-scale hybrid constructed wetland system in Bangladesh

T Saeed, R Afrin, A Al Muyeed, G Sun - Chemosphere, 2012 - Elsevier
This paper reports the pollutant removal performances of a hybrid wetland system in
Bangladesh for the treatment of a tannery wastewater. The system consisted of three …

The reuse of water treatment sludge as a coagulant for post-treatment of UASB reactor treating urban wastewater

AT Nair, MM Ahammed - Journal of Cleaner Production, 2015 - Elsevier
The feasibility of reusing polyaluminium chloride-based water treatment sludge as a
coagulant for the post-treatment of upflow anaerobic sludge blanket (UASB) reactor treating …

Constructed wetlands and denitrifying bioreactors for on-site and decentralised wastewater treatment: Comparison of five alternative configurations

CC Tanner, JPS Sukias, TR Headley, CR Yates… - Ecological …, 2012 - Elsevier
The performance of five alternative treatment trains receiving primary domestic wastewaters
was compared in side-by-side trials over an annual period after 2 years maturation. One of …

Pollutant removal employing tidal flow constructed wetlands: Media and feeding strategies

T Saeed, MJ Miah, T Khan, A Ove - Chemical Engineering Journal, 2020 - Elsevier
Six partially saturated and unsaturated tidal flow constructed wetlands (TFCWs) were
studied for the removal of nitrogen, phosphorus and organics from municipal wastewater …