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Wild, R.1 and Bjorn, A.2, 1Severn Trent Water Ltd, 2Atkins Ltd, UK
(free)
Renewable energy credits provide a significant income stream for the water companies in the UK. Maximising this income stream is […]
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Rawlinson, D.1, Halliday, S.1, Garbutt, S.2 and Jobling, I. 2 , 1Northumbrian Water
(free)
In June 2007 Northumbrian Water Ltd (NWL) awarded a design and construct contract to Aker Solutions for a new Advanced […]
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Mountford, L., Bigot, B. and Nawawi-Lansade, D., Veolia Water Solutions and Technologies, UK
(free)
Safe and cost effective disposal of sewage sludge is one of the biggest challenges currently facing the industry. This Paper […]
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Harrison, D., Monsal, UK
(free)
Initiatives to to utilise other organic materials to generate renewable power and biomethane are driving significant investment in anaerobic digestion […]
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Carmichael, J.1, Clark, S.2, Currie, J.3, Huy, K.1, Lucas, K.1 and Tyler, J.P.4, Synagro Technologies, USA, 2Biogas Inc., USA, 3CB&I, USA, 4WSI International, LLC, USA
(free)
The City and County of Honolulu contracted with Synagro Technologies, a privately owned company, to Design, Build, and Operate (DBO) […]
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Bungay, S., Monsal , UK
(free)
Using advanced pre-treatment processes in conjunction with traditional anaerobic digestion has not only enabled the HRTs to be reduced to […]
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Jolly, M. and Gillard, J. Black & Veatch, UK
(free)
The process of digestion of sewage sludge reduces the solids remaining for disposal, produces biogas and if dewatered generates a […]
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Shanmugam, P. and Horan N.J., The University of Leeds, UK
(free)
The anaerobic co-digestion technology has allured the attention of solid waste managers and engineers to fulfil ROC and LATS norms […]
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Ghatnekar, S.D.., Ghatnekar, S.S and Ghalsasi, D.S., Biotechnology Resource Centre, India
(free)
Biotechnology Resource Centre has developed and pioneered a prototype model of ‘Three tier vermiculture biotechnology’ to convert organic solid wastes […]
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Dale, D.P., Bio-Organic Catalyst Inc., USA
(free)
AD offers excellent opportunities to convert organic waste streams into environmentally safe biosolids …
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Baddeley, B.1 Le, M.S.2, and Edwards, C.1, 1Liverpool University, UK, 2 United Utilities, UK
(free)
Reducing numbers of pathogenic bacteria is one of the chief objectives when treating sewage sludge for land application. E. coli […]
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Brunet, H., SEDE, France
(free)
The SYPREA (French Association for Sludge Landspreading) has launched in 2008 a study to determine if the employees in charge […]
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Sigala, J. and Unc, A., New Mexico State University, USA
(free)
Municipal wastewater treatment plants daily treat wastewater generated from residential, industrial, hospital, and other sources. A growing concern worldwide is […]
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Hall, D., Entec UK Ltd, UK
(free)
With the renewed focus in the current draft plans for sludge treatment, with digestion and CHP to become the norm […]
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Roediger, M1 and Bogner, R.2, 1Dr. Roediger Consult, Germany, 2 Huber, Germany
(free)
The Problem Sludge disposal becomes more and more expensive as fuel and transportation costs are rising. Long distance hauling of […]
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Bosgraaf, R.R. and Bair, M.D., Siemens Water Technologies, UK
(free)
This paper presents the J-Vap Process, a filter press/vacuum drying technology, including recent advancements in design of the equipment to […]
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Wolfgang, W.1, and Weeks, M.2, 1Andritz AG, Austria, 2Andritz Ltd, UK
(free)
Convective low temperature drying technologies ………….
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Vriens, L. and Sioen, H., Waterleau, Belgium
(free)
When sludge is mechanical dewatered, it still is mostly made up of water. Further thermal drying requires a lot of […]
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Buechler, M., Knoer, P., Poisson, A., and Paolini, B., Degrémont Technologies, Switzerland
(free)
The rapid increase of energy costs is driving to study alternative processes for sewage sludge drying. Therefore a new design […]
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Whipps, A.1 and Driver, M.2, 1Pell Frischmann Consultants, UK, 2Celtic Anglian Water Ltd, Ireland
(free)
Management of excess sludge from wastewater treatment plants is one of the most challenging tasks for the wastewater treatment sector. […]
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Vincent Brown,1 and William Firth 2, 1Semple Fraser LLP, UK, UK, 2 Sustainable Resource Solutions
(free)
The attainment of non-waste classification of bye-products or residues of the sewage treatment process ….
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Tim Evans, Tim Evans Environment, UK
(free)
Examining biosolids compost as an alternative to peat …
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Winter, P., Pearce, P., Lee, K., and Ganidi, N., Thames Water Research and Development, UK
(free)
Surplus activated sludge (SAS) is produced as part of the biological treatment process and requires further processing within the sludge […]
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Lems, R. and Dirkse, E., DMT Environmental Technology, The Netherlands
(free)
Biogas is one of the most promising energy sources for the future. Biogas is a waste product from e.g. landfill […]
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Dawson, M.K. and Ozgencil, H., BHR Group Ltd, UK
(free)
Sludge hydrolysis processes of various types are being adopted upstream of mesophilic anaerobic digestion on an increasing number of sewage […]
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de Salis, C, and Zhan, Z., Rowan House Ltd, UK
(free)
Digestion of organic sewage creates digester biogas. Biogas is always wet and generally a mixture of methane & CO2. It […]
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Andrews, M. and Delporte, C., ONDEO Industrial Solution Ltd, UK
(free)
This paper highlights a new (patent applied for) process where the availability of ATP for biomass synthesis reactions and hence […]
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Minall,R.1, Hemfrey, J.2, Green, S.3 and Ellis, T.3, 1ARUP, UK, 2Earthtech Morrison, UK, 3Yorkshire Water, UK
(free)
The Freshwater Fisheries Directive (FFD) has imposed stricter regulations upon contaminants discharged to receiving watercourses, creating significant improvements within the […]
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Mininni, G., Braguglia, C.M., Mascolo, G. and Gianico, A., CNR – Istituto di Ricerca Sulle Acque, Italy
(free)
The objective of this work is to demonstrate that a more sustainable management of sewage sludge can be attained through […]
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Wise, S., Shanks Waste Management, UK
(free)
The UK Government has a vision and commitment to reduce organic waste sent to landfill and the impact of Climate […]
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Harrison, D., Monsal, UK
(free)
This paper reviews the selection a a wet mesophilic anaerobic digester by Scottish Water Horizons for Cumbernauld……
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Barton, J. and Chester, M., University of Leeds, UK
(free)
Legislative reform of the Renewable Energy Obligation has resulted in a new statutory instrument, the Renewables Obligation Order (ROO),in which […]
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Groom, E., and Prunty, C., QUESTOR Centre, Queen’s University Belfast, UK
(free)
The use of Food Waste Disposers (FWDs) as an alternative to source separated collection has been examined in a number […]
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Konig, P.1 and Newton, J.2, 1 Thames Water, UK, 2Mott MacDonald, UK
(free)
Thames Water (TWUL), while undertaking a company-wide review of its sludge strategy, identified a need for additional sludge treatment capacity […]
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Auty, D., Entec UK Ltd, UK
(free)
Ever since sludge was first created, practitioners have been searching for the best thing to do with it. A very […]
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Brooks, J.P.1, Gerba, C.P.2 and Pepper, I.L.2, 1USDA-ARS, USA, 2University of Arizona, USA
(free)
The transmission of pathogens by land application of untreated human and animal wastes has been known for more than 100 […]
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Taylor, M.J., Newell-Price, J.P. and Chambers, B.J., ADAS, UK
(free)
The recycling of organic resources to land is the best practicable environmental option in most circumstances, completing natural nutrient and […]
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Rajapaksha, N. S. S.1, Clark, A.1, Le, M. S.2 and Gedara, S. A.3, 1 University of Salford, UK, 2 United Utilities PLC, UK, 3Cranfield University, UK
(free)
Sewage sludge management is an environmentally sensitive problem and systematic analyses are required to enhance understanding of the environmental consequences […]
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Clutten, T.1, and Ortwein, B.2,1 Huber, UK, 2Huber, Germany
(free)
Huber Technology are filtration Engineers specialising in liquid/ solid separation and have experience in screening, grit removal, and sludge handling […]
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Barber, W.P.F. and Lancaster, R., United Utilities, UK
(free)
In order to slow down the impending impacts of global climate change due to consumption of fossil fuels, governments are […]
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Hu, R., Le, M.S. and Black, J., United Utilities PLC, UK
(free)
Population growth and more stringent effluent quality requirements together have propelled the production of sludge ever upward. In many cases, […]
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Xie, S.1, Lawlor, P.2, Frost, P.3, Wu, G.1, Gilkinson, S.3, Lynch, B.2, Rodgers, M.1 and Zhan, X.1, 1National University of Ireland, Ireland, 2Teagasc Moorepark Research Centre, Ireland, 3Agri-Food and Biosciences Institute, Northern Ireland, UK
(free)
Landspreading of pig manure (PM) can cause serious environmental problems and suitable pig manure management strategies are required. Anaerobic co-digestion […]
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Shanmugam, P. and Horan N.J., The University of Leeds, UK
(free)
Biogas production from municipal and industrial solid and liquid waste has gained considerable interest from engineers and managers both in […]
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Blytt, L.D. Aquateam, Norway
(free)
Both public acceptance and interest from farmers for spreading biosolids from waste water treatment plants (WWTP) on arable land are […]
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Panter, K, Ebcor Ltd, UK
(free)
Historically it has been shown on many projects that centrifuges generally outperform belt presses in dewatering digested sludge. However results […]
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de Mooij,, H.1and Thomas, G.2, 1Grontmij, The Netherlands, 2Grontmij, UK
(free)
The application of a Thermal Hydrolysis Process (THP) prior to sludge digestion is becoming more popular in the UK. Benefits […]
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Nielsen, S.1, and Cooper, D.J.2, 1Orbicon A/S, Denmark, 2ARM Ltd, UK
(free)
Sludge drying reed beds have been used for dewatering and mineralisation of sludge since the late 80’s, but there is no […]
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Rigby, H. and Pritchard, D.L. Curtin University, Australia
(free)
Effluent discharged from wastewater treatment plants to inland water bodies has the potential to cause eutrophication unless the phosphorus (P) […]
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Dawson, M.K., Heywood, N. I., Alderman, N.J., Papachristou, C. and Ioannou, P., BHR Group Ltd, UK
(free)
Pump selection and sizing for transport of sewage sludge and other non-Newtonian biosolid slurries has important capital and operating cost […]
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Wid, N. and Horan, N.J., University of Leeds, UK
(free)
Every year in the UK around 150,000 tonnes of grit and screenings are produced during the treatment of wastewater. The […]
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Séverin, M., Velis, C., Longhurst, P.J. and Pollard, S.J.T., Cranfield University, UK
(free)
Stringent targets for biodegradable waste diversion from landfill and a growing emissions trading market have created the need for standard […]
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Thorman, R.E., Williams, J.R., and Chambers, B.J., ADAS, UK
(free)
Nitrous oxide (N2O) and methane (CH4) are strong greenhouse gases (GHGs), which are c.300 and c.20 times more powerful than […]
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Ramachandran, V., ONDEO Industrial Solutions Ltd, UK
(free)
The drive to reduce carbon emissions is being felt across industry with financial penalties in the form of climate change […]
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Dooley, B., Gysin, A., Field, A. and Kearney, R., EnerTech Environmental Inc., USA
(free)
In response to growing opposition to agricultural land application of biosolids, several Southern California wastewater agencies supported the development of […]
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Coll, X. and Healey, K. Veolia Water Technologies and Solutions, UK
(free)
The national strategy for carbon reduction in 2020, sets legally binding carbon budgets for reducing greenhouse gas (GHG) emissions, this […]
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Gaudes, R.J.1, Bennett, S.M.2 and Sapienza, F.C.3, 1Camp Dresser & McKee, Ireland, 2Prince William County Service Authority, USA, 3CDM, USA
(free)
The Prince William County (Virginia, USA) Service Authority owns and operates the 68 megalitre-per-day H. L. Mooney Water Reclamation Facility […]
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Chan, C.W., Seville, J.P.K. and Baeyens, J., University of Warwick, UK
(free)
Biomass is a cleaner alternative to fossil fuel and is considered as CO2-neutral having captured the amount of CO2 to […]
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Barber, W.P.F., United Utilities, UK
(free)
Traditionally, when incinerating sewage sludge, it was preferable to burn raw undigested sludge, as digestion – by extracting some of […]
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Mahmoudi, S. , Seville, J.P.K. and Baeyens, J., University of Warwick, UK
(free)
Caledonian Paper (CaPa) is a major paper mill, located in Ayr, Scotland. For its energy supply (steam), it relies on […]
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Evans, T., Tim Evans Environment, UK
(free)
Phosphorus (P) is one of the three major plant nutrients but it is the scarcest on the planet; at the […]
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O’Callaghan,P.1 and O’Regan, J,2 , 1O2 Environmental, Ireland, 2 SCFI, Ireland
(free)
Phosphorous is typically present in two forms with in sewage sludge, intracellular as present in activated sludge and as precipitated […]
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Farrant, L.1, Le, M.S.2, Phipps, D.1 and Al Khaddar, R.1 1Liverpool John Moores University, UK, 2United Utilities PLC, UK
(free)
This paper reports recent findings from both bench and pilot scale studies of biological nutrient removal (BNR) from wastewater using […]
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Driessen, W.J.B.M.1, Abma, W.R.1, Van Zessen, E.1, Reitsma, G.1 and Haarhuis,R.2, 1Paques BV, The Netherlands, 2Waterstromen BV, The Netherlands
(free)
The sewage treatment plant of Olburgen in The Netherlands has been upgraded in order reach compliance with the European Frame […]
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Evans, T.1 and Thompson, A.2, 1Tim Evans Environment, UK, 2Severn Trent Water, UK
(free)
As a part of remodelling one of its major WwTWs (750,000 pe), Severn Trent Water decided to examine fertiliser recovery […]
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Antille, D.L., Sakrabani, R., Tyrrel, S.F. and Godwin, R.J., Cranfield University, UK
(free)
Agricultural recycling of sewage sludge is considered the Best Practicable Environmental Option (BPEO) in most circumstances by the UK government […]
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Gedara, S.1, Le, M.S.2, Murray, C.3, Tyrrel, S.1, and Godwin, R.J.1,, 1Cranfield University, UK, 2United Utilities, UK, 3Harper Adams University College, UK
(free)
Agricultural recycling of sewage sludge is considered the Best Practicable Environmental Option (BPEO) in most circumstances by the UK government […]
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Peacock, J., WRc PLC, UK
(free)
Organic materials have been applied to land over many years, for their nutrient content and soil conditioning properties. A great […]
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Conidi, D.1, Dold, P.1, Smith, S.2, 1EnviroSim Associates, Canada, 2Wilfrid Laurier University, Canada
(free)
Regulation of biosolids processing is changing to allow third parties to undertake solids processing, and for biosolids processing including digestion […]
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Travis, M., Enzygo Ltd
(free)
KEY WORDS Flood Protection, Critical Infrastructure, Civil Contingencies Act, Geographical Information Systems ABSTRACT Flooding has, in recent years, caused an […]
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Skilton, L. and Taylor, A., Atkins Ltd
(free)
Following the release of the Ofwat guidance document: ‘Asset Resilience to Flood Hazards: Development of an analytical framework’, Atkins was […]
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Egarr, D.A.1, Robinson, C.1, Burt, D.1, Wilson, R.2, 1MMI Engineering, 2Severn Trent Water Ltd
(free)
At Minworth STW it was proposed that settled sewage and Return Activated Sludge was to be distributed to 24 aeration […]
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Maziotis, A., Saal, D., Thanassoulis, E., Aston University
(free)
In this study we apply an index number approach to allow for cross sectional comparisons of relative profitability, productivity and […]
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Wiegant, W.1, van Betuw, W.1, Rijs, G.2, 1Royal Haskoning, 2 De Waterdienst, The Netherlands
(free)
The Water Framework Directive (WFD) quite often implies additional treatment of the effluent from wastewater treatment plants (WWTPs). In The […]
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Hall, D., Entec UK Ltd
(free)
The slow progression towards the regulation of sludge treatment centres (STC’s) has taken great effect in recent years. Some companies, […]
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Sivil, D., WRc Plc
(free)
There were concerns at a sewage sludge treatment centre that fugitive odour emissions from raw sludge treatment facilities, including covered […]
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Edwards, G., Smith, C., Sarioglu, M., MWH Dubai
(free)
Application of the right knowledge in a project is vital to its success. Middle East odour projects are never routine […]
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McCracken, A., Werner, A., Johnston, C., Moore, P., Doherty, L., Lynch, M., Cowan, P., McQuitty, C., Walsh, L., Benson, V., Agri-Food & Biosciences Institute
(free)
Many energy crops, e.g. Short Rotation Coppice (SRC) willow, have high evapotranspiration rates and hence potential for bioremediation of effluents. […]
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Barter, P.1 and Strange, G.2, 1Hydro International, 2Thames Water
(free)
Rectangular primary settlement tanks are often used on large wastewater treatment works as they offer a smaller footprint than the […]
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Reitsma, G. and Weijma, J., Paques bv, The Netherlands
(free)
Keywords: Reject water treatment, Tertiary treatment, Nutrient removal, Moving bed filtration, Nitrogen removal, Phosphorus removal INTRODUCTION There is a growing […]
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Wallace, A., Partech (Electronics) Ltd
(free)
Within the Waste water Industry there are many “myths & legends” behind the chemistry of phosphate removal by chemical addition, […]
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Wu, G. and Rodgers, M., National University of Ireland
(free)
Enhanced biological phosphorus removal (EBPR) has been applied widely in wastewater treatment plants. However, deterioration or failure of EBPR often […]
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Langford, A.1, Bodington, V.1, Dooley, M.2, Diamond, K.2, 1Kelda Water Services (Wales), 2Strathkelvin Instruments Ltd
(free)
Aeration optimisation of a 16 basin SBR plant running in ICEAS (Intermittent Cycle Extended Aeration System) mode was under taken […]
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Adam, J., Celtic Anglian Water
(free)
Celtic Anglian Water is the leading water and wastewater services provider in Ireland and the biggest asset the company operates […]
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O’ Brien, M.1, Mazier, S.1, Lovett, D.1, Mack, J.1, Wall, A.2, 1Perceptive Engineering Ltd, 2United Utilities
(free)
Advanced monitoring and control strategies can offer a path to optimisation in the water industry, where there are tightening regulations […]
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Andrews, M., Barratt, M., Foster, D., Ondeo Industrial Solutions
(free)
This paper explores industrial water costs across the UK and Europe, and the key drivers leading to reduced water consumption […]
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Johnson, P., Waterman Transport & Development Ltd
(free)
This paper describes a sustainable and integrated approach used to manage issues relating to flood risk, poor local water infrastructure, […]
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Heather, A. and Newton, J., Mott MacDonald Ltd
(free)
Water companies aim to become more sustainable, with many having ‘signed up’ to the government’s carbon reduction targets. Population is […]
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Dyson, C. and Christensen, P., Clarizon Ltd
(free)
Ozone is receiving increasing attention in a number of market segments as a ‘clean’ chemical agent because it rapidly breaks […]
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Jones, V., Upton, N., Cox, B., Wood, T., Sutherland, P., Atkins Ltd
(free)
Southern Water Services Ltd. is investigating the development of an indirect wastewater recycling scheme at Aylesford in Kent to improve […]
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Robinson, P.J.L, Scottish Water
(free)
Manganese removal in potable water treatment is generally understood to occur either by the adsorption of soluble manganese II onto […]
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Bower, M. and Grzybowski, D., Scottish Government
(free)
The introduction of the Cryptosporidium (Scottish Water) Directions 2003 required Scottish Water to extensively sample its raw and final waters […]
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Imteaz, M. and Hossain, I., Swinburne University of Technology, Australia
(free)
Investigations on water quality parameters are required to protect the aquatic environment and to determine appropriate management options for water […]
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G., Severn Trent Laboratories Ltd
(free)
Since late 2007, the presence of the molluscide metaldehyde has been determined at significant levels in raw surface waters in […]
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McEwan, M.*1, , Mazier, S.1, , Appleton, T.2, , Bakker, S.3
1Perceptive Engineering, 2 Yorkshire Water Services, 3Vitens
(free)
In this paper, the use of batch-wise multivariable monitoring and control techniques is considered for the rapid sand filtration and […]
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Sweaney, G.D., Gittings, C.A., Langstraat, J.W., Norton, M.R., Stephenson P.
Halcrow Group Ltd
(free)
There has been a recent trend of improvement in the standard to which wastewater is treated, and an associated increase […]
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Fairman A.* and Wilson S.
Kelda Water Services (Wales)
(free)
This paper describes how power costs at Welsh Water’s largest treatment plant, Cardiff WWTW, have been successfully reduced by tariff […]
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Clarke, D.* and Marggraff, M. GEA 2H Water Technologies
(free)
Carbon Footprint of processes has become an evaluative feature Wastewater Treatment Process Applications. The first section of this is paper […]
