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Browsing by Author "Soares, Ana"

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Ammonia recovery from brines originating from a municipal wastewater ion exchange process and valorization of recovered nitrogen into microbial protein

Guida, Samuela; Van Peteghem, Lotte; Luqmani, Ben; Sakarika, Myrsini; McLeod, Andrew; McAdam, Ewan J.; Jefferson, Bruce; Rabaey, Korneel; Soares, Ana (Elsevier, 2021-06-18)

A hollow fibre membrane contactor (HFMC), and two vacuum thermal stripping processes, a rotary evaporator (VTS) and multi-component system (MVTS) were compared for their ability to recover ammonia (NH3) from ion exchange ...
Ammonia removal from thermal hydrolysis dewatering liquors via three different deammonification technologies

Ochs, Pascal; Martin, Benjamin D.; Germain, Eve; Stephenson, Tom; van Loosdrecht, Mark C. M.; Soares, Ana (Elsevier, 2020-10-06)

The benefits of deammonification to remove nitrogen from sidestreams, i.e., sludge dewatering liquors, in municipal wastewater treatment plants are well accepted. The ammonia removal from dewatering liquors originated from ...
Ammonium and phosphorus removal and recovery from wastewater through the ion exchange process.

Guida, Samuela (2020-07)

Challenges to implement circular economy principles in the wastewater cycle are connected to the need of reducing nutrients (ammonium as NH₄⁺-N, and phosphorus as PO₄-P) in treated effluent whilst enabling their recovery ...
Anaerobic membrane bioreactors in upflow anaerobic sludge blanket configuration for energy neutral sewage treatment.

Wang, Kanming (2018-03)

Anaerobic membrane bioreactors (AnMBRs) are emerging as a promising technology to offer the prospect to achieve energy neutral sewage treatment. The key challenges limiting full-scale application of AnMBR for municipal ...
Bioconversion of carbon dioxide in anaerobic digesters for on-site carbon capture and biogas enhancement - A review

Bajón Fernández, Yadira; Soares, Ana; Koch, K.; Vale, P.; Cartmell, Elise (Taylor & Francis, 2017-12-11)

Energy consumption of the water sector presents an increasing energy demand, contrary to GHG mitigation aims. As a result, research aimed at capturing emitted CO2 and at developing treatment technologies with a low energy ...
Biological carbon dioxide utilisation in food waste anaerobic digesters

Bajón Fernández, Yadira; Green, K.; Schuler, K.; Soares, Ana; Vale, P.; Alibardi, Luca; Cartmell, Elise (Elsevier, 2015-06-09)

Carbon dioxide (CO2) enrichment of anaerobic digesters (AD) was previously identified as a potential on-site carbon revalorisation strategy. This study addresses the lack of studies investigating this concept in up-scaled ...
Biological treatment of coke making wastewater.

Raper, Eleanor (2017-04)

Production of coke for steel manufacturing produces a wastewater containing total nitrogen (TN) (up to 600 mg/L) alongside toxic compounds phenol (60 - 400 mg/L), thiocyanate (SCN-) (100 - 400 mg/L), polycyclic aromatic ...
Carbon capture and biogas enhancement by carbon dioxide enrichment of anaerobic digesters treating sewage sludge or food waste

Bajón Fernández, Yadira; Soares, Ana; Villa, Raffaella; Vale, P.; Cartmell, Elise (Elsevier Science B.V., Amsterdam., 2014-05-01)

The increasing concentration of carbon dioxide (CO2) in the atmosphere and the stringent greenhouse gases (GHG) reduction targets, require the development of CO2 sequestration technologies applicable for the waste and ...
Carbon dioxide utilisation in anaerobic digesters as an on-site carbon revalorisation strategy

Bajón Fernández, Yadira (Cranfield University, 2014-11)

The increasing carbon footprint of the water and organic waste sectors has led to water utilities to voluntarily include carbon mitigation approaches within their strategic plans and to an increase in research aimed at ...
Characterisation of thiocyanate degradation in a mixed culture activated sludge process treating coke wastewater

Raper, Eleanor; Stephenson, Tom; Fisher, Raymond; Anderson, David R.; Soares, Ana (Elsevier, 2019-05-22)

Microbial degradation of thiocyanate (SCN−) has been reported to suffer from instability highlighting the need for improved understanding of underlying mechanisms and boundaries. Respirometry, batch tests and DNA sequencing ...
Cloth filters as alternative to the conventional membranes for solids removal from UASB effluents.

Campitelli, Antonio (Cranfield UniversitySWEE, 2018-12)

Anaerobic Membrane Bioreactors (anMBR) represent one of the most promising technology to achieve energy neutral or positive wastewater treatment with a high effluent quality. Despite this potential, its implementation is ...
Comparable membrane permeability can be achieved in granular and flocculent anaerobic membrane bioreactor for sewage treatment through better sludge blanket control

Wang, Kanming; Soares, Ana; Jefferson, Bruce; McAdam, Ewan (Elsevier, 2019-02-05)

MBR, to establish the impact of biomass selection on sustaining membrane permeability for sewage treatment. When operated as an UASB (10 °C), similarly poor organics removal was observed for both inocula, which was overcome ...
Comparison between disintegrated and fermented sewage sludge for production of a carbon source suitable for biological nutrient removal

Soares, Ana; Kampas, Pantelis; Maillard, Sarah; Wood, Elizabeth; Brigg, Jon; Tillotson, Martin; Parsons, Simon A.; Cartmell, Elise (Elsevier Science B.V., Amsterdam., 2010-03-15)

There is a need to investigate processes that enable sludge re-use while enhancing sewage treatment efficiency. Mechanically disintegrated thickened surplus activated sludge (SAS) and fermented primary sludge were compared ...
Comparison of fouling between aerobic and anaerobic MBR treating municipal wastewater

Wang, K. M.; Martin Garcia, N.; Soares, Ana; Jefferson, Bruce; McAdam, Ewan (IWA Publishing, 2018-11-26)

The key driver for anaerobic membrane bioreactors (AnMBR) for municipal wastewater treatment is enabling the transition to energy neutral wastewater treatment. However, municipal wastewater delivers a comparatively constrained ...
Conductance based sensing and analysis of soluble phosphates in wastewater

Warwick, C.; Guerreiro, Antonio R.; Gomez-Caballero, Alberto; Wood, Elizabeth; Kitson, James; Robinson, James; Soares, Ana (Elsevier Science B.V., Amsterdam., 2014-02-15)

The current standard method used for measuring soluble phosphate in environmental water samples is based on a colourimetric approach, developed in the early 1960s. In order to provide an alternative, label free sensing ...
Demonstration of ion exchange technology for phosphorus removal and recovery from municipal wastewater

Guida, Samuela; Rubertelli, Giorgia; Jefferson, Bruce; Soares, Ana (Elsevier, 2021-04-20)

Orthophosphate (PO4-P) removal and recovery from municipal wastewater were investigated in a 10 m3/day hybrid anion exchanger (HAIX) demonstration plant. To date, HAIX resins have been investigated for PO4-P removal at ...
Development and calibration of a new mathematical model for the description of an ion-exchange process for ammonia removal in the presence of competing ions

Lizarralde, Izaro; Guida, Samuela; Canellas, Judit; Jefferson, Bruce; Grau, P.; Soares, Ana (Elsevier, 2021-10-20)

Ammonia ion removal and recovery via an ion-exchange process using zeolites is a promising alternative to traditional biological treatments. The analysis of its efficiency is not straightforward as it depends on various ...
Dissolved methane recovery from anaerobic effluents using hollow fibre membrane contactors

Cookney, Joanna; McLeod, Andrew J.; Mathioudakis, Vasileios; Ncube, Philani; Soares, Ana; Jefferson, Bruce; McAdam, Ewan J. (Elsevier, 2015-12)

Hollow fibre membrane contactor (HFMC) systems have been studied for the desorption of dissolved methane from both analogue and real anaerobic effluents to ascertain process boundary conditions for separation. When using ...
Economic evaluation of ion-exchange processes for nutrient removal and recovery from municipal wastewater

Huang, Xiangjun; Guida, Samuela; Jefferson, Bruce; Soares, Ana (Nature Publishing Group, 2020-03-18)

Ion exchange (IEX) processes are a promising alternative to remove and recover nutrients from municipal wastewater. To assess the feasibility and viability of IEX processes for full-scale application, this study aimed at ...
ENERWATER – A standard method for assessing and improving the energy efficiency of wastewater treatment plants

Longo, Stefano; Mauricio-Iglesias, Miguel; Soares, Ana; Campo Moreno, Pablo; Fatone, Francesco; Eusebi, Anna L.; Akkersdijk, E; Stefani, L.; Hospido, Almudena (Elsevier, 2019-03-21)

This paper describes the first methodology specifically tailored to estimate energy efficiency at wastewater treatment plants (WWTPs). Inspired by the cycle of continuous improvement, the method (i) precisely defines the ...

Browsing by Author "Soares, Ana"

Browsing by Author "Soares, Ana"

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