2022

• Thermal treatment of biosolids is becoming more appealing due to stricter environmental regulations on emerging contaminants. • However, biochar […]

Biosolids from sewage sludge have limited uses, and further restrictions may be implemented. Content of microplastics, PFAS and other emerging […]

Anaerobic digestion is a process through which complex bacterial communities break down organic matter in the absence of oxygen in […]

Introduction ➢ In the UK, the water sector is responsible for one third of the UK’s industrial waste process emissions. […]

Emissions of the highly potent climate gas N2O account for ~1/3 of agriculture’s climate forcing, and no effective cure has […]

Methane forming bacteria are sensitive to many process conditions, including temperature, pH, and the presence of various toxins. Optimal performance […]

[RISK] Land application is at risk of ending due to PFAS National Environmental Management Plan (NEMP) 3.0 requirements in Australia. […]

Rationale • The presence of organic micropollutants (OMP) within the environment is a cause for concern – 45 Priority Pollutants […]

Mitigate future regulation of emerging pollutants in sludge by Pyrolysis Results at Fårevejle Wastewater Plant in Denmark with HECLA® Setores […]

Anaerobic digestion (AD) is widely used as a method for producing renewable energy via the biological stabilisation of sewage sludge. […]

Why did Scottish Water choose ELOVAC®-P? Goal to reach Net Zero Carbon by 2040 • Methane emissions – significant element […]

Background Net zero by 2030 and part of this includes cutting ସemissions from sludge treatment facilities. Global Warming Potentials: 27.2 […]

How does global best science quantify CH4 emissions? Methane from open tank wastewater treatment − MCF based on actual emissions […]

The DEMON® Process Introduction • DEMON is an abbreviation for deammonification • Deammonification involves partial nitritation & anaerobic ammonia oxidation […]

City of Munich STP The Challenge • 400 m³/h of WAS • Static Thickening • Polymer Demand as high as […]

Bucher HPS and HTC technology a perfect match DehydrisTM Ultra : A corner stone of WWTP Efficiency based on Biomimicry […]

Questions Can decanter centrifuges produce a BAS-compliant product? Can decanter centrifuges produce an incinerator-ready product? Hypothesis If we let fine […]

Objectives  Deliver a cost-effective, repeatable standard sludge thickening solution for strategic sites within the region.  Solely for WwTWs […]

Biological Hydrolysis as a pre-treatment: Definition & Context Sludge (organic matter)Hydrolysis Fermentation Methanogenesis Methane (CH4) Compared with a single-stage mesophilic […]

Summary  Helea (formerly HpH) continues to be best performing Advanced Digestion plants in Anglian Water  Now available through […]

MOTIVATION Remove the need for a biogas bleed stream to the boiler for plants with predigestion THP and CHP Fuel […]

Industry 4.0: digital transformation Industry 4.0 aims to reduce costs and to boost efficiency Credit: Enerco Energy Solutions LLP Major […]

Energy balance for THP THP Energy Balance • Sludge volatile solids (VS) • Sludge COD/VS ratio • COD/VS removal (VSR) […]

Ofwat Innovation Fund Ofwat is delivering a series of innovation competitions that water companies, in partnership with others, can enter. […]

 Introduction to the session: • Unlocking greater value through a national bioresources strategy – Richard Brindle (UU/WaterUK). • Developing […]

The NFU and net zero: our policy lines The National Farmers’ Union of England and Wales (NFU) represents the interests […]

Bioresources has around the same allowed revenue as e.g. water resources, developer services etc. Bioresources is worth around £600m per […]

Produced in various stages of wastewater treatment • Treatment by digestion/composting to reduce harmful chemical and microbiological components • For […]

Nutrients Biosolids provide essential plant nutrients and supplies stable organic matter Contributes to a circular economy Can lead to risk […]

Plastics in compost and digestate from source segregated foodwaste 1. Current knowledge of plastic contamination in composts and digestates 2. […]

• Green Gas Support Scheme (GGSS) – incentives for newly commissioned AD plants producing biomethane for injection • Project will […]

Regulated via 40 CFR Part 503 Federal Regs (1993) Biosolids designated as Class A or Class B 7 million dry […]

Includes 38 actions to address: 1. The need to reduce emissions of ammonia from the generation, spreading and use of […]

COC REMOVAL IN WWT • Dominant processes • biodegradation • Sorption • Primary & ASP – sorption to solids – […]

Jacobs’ journey on carbon and biosolids to land Permanence & risk of reversal • Intrinsic material properties • Climate & […]

• Develop understanding of Thames Water’s Asset Base Product Identification • Primary Products Identification • Flowsheet Mapping Review of Technology […]

EU Critical Raw Materials (CRM) White Phosphorus (P4) since 2017, confirmed 2020 – essential for a wide range of industries: […]

Agenda 1. Background to Biopolymers 2. Nereda & Kaumera Nereda Gum  How is it produced  Reference Sites  […]

Vitens has been succesfull in the valorization of the natural resources present in drinkingwater. The valorization strategy has a significant […]

Hydrogen as a fuel • Often made ‘renewably’ by electrolysis of water • 2H2 0 -> 2H2 + O2 • […]

• Motivation • Problem statement • Objectives of the research project • Pilot plant and demonstration test plant • Variation […]

Overview  Why we need to go beyond net zero  How we are considering resource recovery  Why moving […]

In an attempt to increase the completeness of the database a large number of samples were included for a total […]

Why codigest with wheatstraw? ● By-product of agriculture, high abundance and a high percentage that could be co-digested that goes […]

Ecosystem Services Natural ecosystems provide us with free services Food, clean water, waste reduction But it comes at a strain […]

What is metagenomics: • The direct genetic analysis of genomes contained within an environmental sample • Nucleotides and genes • […]

ORGANIC POLYMERS proteins, polysaccharides, lipids OLIGOMERS & MONOMERS amino acids, sugars, fatty acids INTERMEDIATES propionate, butyrate, alcohols Process variations • […]

Aims of the project ● Use sequencing to understand the community structure in a digester ● Use BONCAT to see […]

 What is foaming Introduction to Seafield WwTW Investigation and upgrade work Findings and benefits realised

Complementary pyrolysis technologies Pyrolysis can retain about 250-300 kg CO2 -eq.* per tonne of dry biosolids – compared to incineration. […]

Summary Ephyra® is proving to be a great choice for: 1. Improving the performance of existing digesters  Higher VS […]

Synthesis & Appraisal Overview Assessment • Set of flowsheets to demonstrate ATC integration within operational models • Mass, carbon and […]

Validation of bioproducts in environmental applications. The material obtained by pyrolysis does not meet the specifications to be suitable for […]

Pyrolysis is becoming increasingly popular due to stricter regulations. • Pyrolysis eliminates odour, pathogens, micro plastics and partially immobilise/destruct PFAS […]

The first Australian treatment plant which turns energy into a biochar-fertiliser. Resulted in a lively expert discussion: Does it make […]

Abstract This paper outlines the scope of the current project by South East Water to design and build a demonstration […]

“NEW TO THE WORLD” SLUDGE MANAGEMENT AT FÅREVEJLE WASTEWATER TREATMENT PLANT IN DENMARK Unique Technology • Integrated steam-drying and pyrolysis […]

Biosolids contain nutrients, notably nitrogen and phosphorus, which are critical for plant growth and are often lacking in agricultural soils. […]

Our study aimed to assess the application of an integrated thermochemical process to two different industrial sludges for the production […]

AIR ADVANCED – ACTILAYER Odour Treatment Innovation: Photocatalytic cover (1) Confinement of odorant emissions (2) Adsorption of odorant compounds via […]

Contents 1. Introduction 2. Practical selection criteria for odour covers 3. Measuring the performance of covers 4. The implications of […]

In 2021, ERG completed the supply of a new odour control system for a major pet food manufacturer in the UK. […]

WHY ODOUR CONTROL? • Local regulations • Compliance with legislation • Complaints (40% of complaints to EPA 2017) • Relationship […]

• 28,000 tpa food waste • Excellent road connections • Operational June 2012 • High visibility: Visitor Centre Exemplar Design […]

Development of the Guidance • Guidance was first prepared in 2014 and updated in 2018 • Considered to be required […]

Odor nuisance from compost Using iNoses, the customer gains insights on which activity created odor nuisances by looking at sensor […]

IMPROVE THE FACILITIES’ INTEGRATION WITHIN URBAN ENVIRONMENT ASSESS AND MANAGE SITE ACTIVITIES’ IMPACT AVOID ALL PERCEPTIBLE NUISANCES OBJECTIVES: Preserve the […]

What are fugitive odour emissions? • Uncontrolled leakage of odorous air via gaps in the building superstructure or through open […]

The odours in the area originate primarily from three closely located facilities including: • Facility A: An Anaerobic Organic Material […]

In 2021, ERG completed the supply of a new odour control system for a major pet food manufacturer in the […]

The implementation of rainwater harvesting has two main benefits: first, it saves mains water, and second, it decreases the amount […]

Carbon footprint – nitrous oxide emission reduction By implementing a ByoFlex® system, nitrous oxide emissions are reduced. This may have […]

Phosphorus (P) removal has been a key talking point of AMP7 with the Water Framework Directive (WFD) objective to achieve […]

Traditionally on a design and build project, the optioneering stage can take several months to understand, develop, and achieve agreement […]

This work presents preliminary results from a survey that includes both the literature and the so-far established European legislation concerning […]

Challenge Could we use Soneco® to control biofilms in a greenhouse hydroponics system? Biofilms are bacterial communities that create a […]

Thames Water’s Beckton STW in East London is one of Europe’s largest wastewater plants, treating an average flow of 1,150,000 […]

Accumulation of nutrients such as phosphorus (P) and nitrogen (N) in surface water leads to eutrophication. Regulation in the UK […]

1. The Challenge: Antibiotic Contamination in the Environment Anthropogenic water pollution It is predicted that by 2025, 1,000 million people […]

• The presence of organic micropollutants (OMP) within the environment is a cause for concern – 45 Priority Pollutants (PS) […]

Application of an Innovative technology in the wastewater field Rationale for the proposed P Targets Hailsham North 0.08mg/l & Hailsham […]

In the UK, trickling filters remain the most widespread secondary biological treatment process for municipal sewage treatment in terms of […]

Mobile Organic Biofilm Process MOBTM – BIOMEDIA Mobile: The media applied to the MOB process is totally mobile and able […]

Wastewater treatment industry is facing challenges to treat the ever-growing wastewater load from increasing population and meet more stringent effluent […]

Summary ◼ How we’ve optimised performance at Inverurie ◼ Thanks to Scottish Water who challenged us to do better and […]

Problem: Conventional wastewater treatment plants struggle to achieve the WFD targets. ▪ Solution: Biofilm-based technology can be applied to achieve […]

A joint investigation between the Environment Agency and Anglian Water identified that the wastewater treatment works at Southwold was causing […]

Tertiary treatment of waste water is becoming the standard in order to meet ever stricter discharge levels for organic matter, […]

About 190 tons of medicines in the Netherlands is discharged in surface water • ~95% through human bodies • Current […]

Pharmaceuticals – what’s the problem? • Damage to aquatic life • Antimicrobial Resistance (AMR) Regulation Water Framework Directive • Priority […]

FROM A LINEAR ECONOMY … TO A CIRCULAR ECONOMY • Food to Microorganism (F/M) ratio affect at VFA production • […]

Application of an Innovative technology in the wastewater field Rationale for the proposed P Targets Hailsham North 0.08mg/l & Hailsham […]

Removal mechanisms: 1. Enhanced Biological Phosphorus Removal (Soluble P → Particulate P↓) 2. Chemical Phosphorus Removal (orders of magnitude faster) […]

WHY CNB? • CURRENT METHODS ARE NOT SUSTAINABLE • BROADER SCOPE TO PHOSPHORUS REMOVAL • BUILDS ON OUR EXISTING CATCHMENT […]

Drivers: • Low P permits (0.3-0.2 mg/L Total P) • Reduced reliance on chemicals • Carbon footprint reduction Theory: • […]

Good old days of 1 and 2 mg/l total phosphorus permits ……seems like history now ▪ Easy to recover if […]

Offering – Non-liquid Chemical • We use Sono-electrochemistry to treat wastewater, where liquid chemical would traditionally be used. • Can […]

The new Phosphorus limits comes with an Iron permit. Iron Look Up table limit (typical 4 mg/l) and Upper Tier […]

Water Framework Directive (WFD), 2000 • Requires all water bodies to achieve “good status” UK Water Industry – Many sites […]

Already across AMP7 and expected for AMP8, there are hundreds of new or tightening phosphorus removal schemes across the industry. […]

Water companies in the UK are currently facing unprecedented tightening of phosphorus consents, which will only become tighter in the […]

Why Digital Twins? A dynamic, virtual copy of real world assets and processes helps with: • Sustainability & compliance • […]

Environmental Performance Report 2019 – Concerns “PERFORMANCE WAS UNACCEPTABLE ACROSS THE SECTOR” “PERFORMANCE DETERIORATED FOR THE SECOND YEAR IN A […]

Disorder origins • Wear of infrastructure • Structural defects (crack, joints, holes…) • Wrong and improper plumbing connections • Lack […]

A Single Process Solids removal ~ 2 – 5 mg/l TSS Phosphorus removal ≤ 0.1 mg/l total P ≤ 1.5 […]

1. Setting the scene 2. Storm Overflows Taskforce 3. Storm Overflows Evidence Project 4. Government storm overflows plan consultation ~ […]

Wet Weather Strategies for Treatment Outline • Managing peak wet weather in the catchment • Case Studies: CSO Abatement; Catchment […]

WHAT WE WILL COVER • What is reactive media • AquaNes Programme Trials – Packington • Severn Trent’s Characterisation Trials […]

Conventional wastewater (WW) treatment solutions emit CO2 across all operational units, even after the disposal of treated effluents and sludges. […]

Abstract Wastewater treatment provides public health protection and aquatic environment environmental protection for humanity downstream of our global economy. The […]

Abstract Is it possible to achieve a stepwise reduction in OPEX and carbon yet achieve stringent consents to discharge for […]

Techniques, who’s there and the next steps What is metagenomics: • The direct genetic analysis of genomes contained within an […]

• Where We Once Were • What We Are Learning Now • How We Get To Where We Want Prior […]

Context Study Objectives Study Approach Key Findings Conclusion WASTEWATER MANAGEMENT – SITUATION IN DEVELOPING COUNTRIES About 90% of the wastewater […]

1. Introduction 2. Challenges of Water Scarcity 3. Requirements for Nutrient Neutrality 4. Water re-use opportunities 5. Technology Example 6. […]

Abstract Advanced aeration controllers have been around for several years in operating wastewater treatments plants (WWTPs). The next level is […]

Abstract In this paper, we describe how aeration performance and associated energy efficiency is due to the design of the […]

Abstract In Severn Trent we operate water and wastewater services across the midlands region of the UK and over half […]

Global water use, storage and distribution responsible for around 10 % of global greenhouse gas (GHG) emissions. Ambitious NET ZERO […]

We are exceeding Planetary Boundaries! • 2009 – Limit of accessible blue water resources was estimated at ~ 12 500 […]

Low Carbon, Low Cost – Revolution in Wastewater Proven Low-Temperature Anaerobic Wastewater Treatment NVP Energy’s AMBI-ROBIC® Technology reduces TOTEX: Waste […]

The Black: anaerobic pretreatment – direct biogas production The White: separation of toilet paper to halve sludge production The Green: […]

Background… In 2022, ‘The vast majority of wastewater in the world flows back into the ecosystem without being treated, polluting […]

Why monitor Microplastics Regulators in the UK do not currently monitor rivers systematically for microplastics (House of Commons Environmental Audit […]

A case study from the Thames River Research Gaps Emerging gap in statutory measuring and monitoring of water quality due […]

Do process operational variables impact the fate of micropollutants (MP) in ASP and is tertiary treatment feasible for the removal […]

Take home messages ◼ BO3 -process ◼ Efficient and sustainable micropollutant removal ◼ Broad array of micropollutants ◼ Micropollutant removal […]

A research facility to speed up innovation in the water sector • Introduction o What is it and how did […]

Ofwat priorities to 2040 Climate change; improving drought and extreme weather resilience PCC 110 L/Hd/Day 50% reduction in leakage Delivering […]

PR24 WINEP How do we achieve carbon reductions for Tier 3 outputs while still meeting Tier 1 Outcomes and Tier […]

Abstract Is it possible to achieve a stepwise reduction in OPEX and carbon yet achieve stringent consents to discharge for […]