Explore the publications

Research papers, theses and other work involving Anaero instruments.

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2026Journal article

Biochemical methane yield and process performance in thermophilic anaerobic digestion of abandoned organic solid wastes (opens in a new tab)

Thirty automated reactors were used for triplicate screening of eight organic waste types at 55°C over 25 days.

Nautilus
Equipment & study details

Two Nautilus systems; thirty automated 1 L reactors.

Net methane yields are distinct from gross biogas. Experimental stirring settings may differ from current instrument specifications.

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2026accessedUniversity resource

Energy down the drain: advanced anaerobic-digestion research facilities (opens in a new tab)

University of York

A University of York facility profile describing sixty automatically fed, temperature-controlled 5 L digesters.

System-60
Equipment & study details

System-60: sixty 5 L automatically fed, temperature-controlled digesters.

A university facility resource, rather than a research paper. The year records the library’s 2026 access, not a confirmed publication date.

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2026accessedUniversity resource

Nautalis anaerobic batch fermenter 15 × 1 L (opens in a new tab)

Technological University of the Shannon

A university equipment listing for a fifteen-vessel, 1 L batch system used for feedstock energy-yield assessment.

Nautilus
Equipment & study details

Nautilus 15 × 1 L batch fermenter.

The institution spells the model “Nautalis”. The year records the library’s 2026 access, not a confirmed publication date.

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2026accessedCase study

BMP for crop selection (opens in a new tab)

Pretoria Energy

A customer account of BMP testing for crop selection, gas per hectare, straw pretreatment and infrastructure decisions.

Other Anaero equipment
Equipment & study details

Anaero BMP equipment.

A company-hosted customer case study. The year records the library’s 2026 access, not a confirmed publication date.

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2026Journal article

Investigating the influence of volatile fatty acids and buffering capacity on anaerobic digestion of food waste in lab-scale mesophilic reactors (opens in a new tab)

Yi, M.; Blanco, E.; Campos, L.; Borrion, A.
Bioresource Technology Reports 35, 102896

Seven hourly-fed, 5 L reactors were operated for up to 308 days to investigate food-waste digestion, volatile fatty acids and buffering capacity.

LobsterNautilus
Equipment & study details

The authors and company identify Lobster and Nautilus equipment in their publication announcement.

The accessible journal methods do not name the manufacturer. The buffering findings apply to the experimental system. Includes an Anaero-affiliated co-author; the earlier SSRN version is the same study.

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2026Journal article

Performance Prediction of Long-Term Anaerobic Digestion Operation of Food Waste Using a Combined Approach of Time-Series Analysis Techniques and Biomethane Potential Test Results (opens in a new tab)

Zhu, X.; Blanco, E.; Bhatti, M.; Borrion, A.
Methane 5(2), 14; 30 April 2026

Ten paired batch and long-term datasets were analysed using kinetic models and time-series techniques to investigate performance forecasting.

Experimental data
Equipment & study details

Analysis of existing experimental data; this is not a new equipment trial, and not all underlying datasets were generated using Anaero instruments.

Included as related analytical research. Anaero employment is disclosed in the paper.

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2026Thesis

Biorefining Sewage for Energy and Green Chemicals (opens in a new tab)

Oram, L.
Doctoral thesis, University of South Wales, 2026

Sewage fermentation research examined pretreatment, operating conditions and product recovery to improve hydrogen and volatile fatty acid production.

Nautilus
Equipment & study details

Nautilus equipment used within the doctoral research programme.

The university records the degree award in 2026.

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2026Journal article

Advancing wastewater sludge valorisation: Evaluating hydrothermal treatment and anaerobic digestion integration pathways (opens in a new tab)

Nahar, K.; Krohn, C.; Hakeem, I.G.; Ngo, T.; Chiang, K.; Surapaneni, A.; Ball, A.S.; Shah, K.
Bioresource Technology 442, 133713

Three routes combining hydrothermal treatment and anaerobic digestion were compared for methane recovery and digestate quality.

Nautilus
Equipment & study details

Nautilus BMP testing.

Published online in November 2025 and assigned to the February 2026 journal volume.

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2026Journal article

Evaluation of heat pretreatment, biochar and operational parameters as strategies for improving biomethane production from agricultural feedstock co-digestion (opens in a new tab)

Braga, A.F.M.; Lens, P.N.L.; Lyons, G.; Nolan, S.
Biomass and Bioenergy 212, 109297

Pig slurry and cereal straw were co-digested to compare heat pretreatment, biochar addition and operating conditions.

Nautilus
Equipment & study details

Nautilus BMP testing alongside semi-continuous digestion experiments.

Improvements observed in batch tests were not statistically confirmed during semi-continuous operation.

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2026Journal article

Expired functional drinks: an emerging continuous waste stream with hidden resource value (opens in a new tab)

He, Y.; Zuo, Z.; Alissandratos, Y.; Willson, P.; Kazmi, S.; Blanco, E.; Brogan, A.; Guo, M.
RSC Sustainability, 2026

Research into the resource-recovery potential of expired functional drinks as a recurring beverage-industry waste stream.

Nautilus
Equipment & study details

Nautilus BMP testing.

A collaboration involving King's College London, Britvic and Anaero Technology.

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2026Conference poster

Influence of Organic Loading and Zeolite Addition on Organic Waste Fermentative VFA Production (opens in a new tab)

Biasiolo, M.; Khorramian, N.; Tassinato, G.; Cavinato, C.
13th International Conference on Sustainable Solid Waste Management, Kos, 2026

A conference poster investigating organic loading and zeolite addition during volatile fatty acid production from organic waste.

Nautilus
Equipment & study details

Nautilus fermentation experiments.

The linked author post presents the poster. The conference programme lists the contribution under Biasiolo and co-authors.

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2025Journal article

Investigating the influence of feedstock feeding frequency and carbon-to-nitrogen ratio on anaerobic digestion of food waste in lab-scale mesophilic reactors (opens in a new tab)

UCL / Anaero Technology

Batch and automatically fed trials comparing feeding frequency, carbon-to-nitrogen ratio and organic loading in food-waste digestion.

NautilusLobster
Equipment & study details

Nautilus 15 × 1 L and Lobster Max 6 × 5 L.

Includes an Anaero-affiliated co-author. Results describe the tested feeding and loading conditions.

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2025Journal article

Temporal dynamics of microbial communities in anaerobic digestion: influence of temperature and feedstock composition on reactor performance and stability (opens in a new tab)

King's College London / Marlow Foods; Monde Nissin funding acknowledged

Eighteen reactors were used to investigate temperature, stage configuration and microbial communities during mycoprotein-wastewater digestion.

Other Anaero equipmentGas-flow meter
Equipment & study details

Eighteen 5.5 L Anaero Technology CSTRs plus real-time Anaero gas composition/flow measurement.

The authors declared no competing interests; Monde Nissin funding is acknowledged.

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2025Journal article

Microbial population shifts during disturbance-induced foaming in anaerobic digestion of primary and activated sludge (opens in a new tab)

RMIT / University of Queensland / Aalborg and collaborators

A 165-day study of organic shock, microbial shifts and foaming, using triplicate control and shock groups with hourly feeding.

LobsterGas-flow meter
Equipment & study details

Six 5 L Lobster Max CSTRs and Anaero gas-flow measurement.

The paper documents a mixing incident in one reactor alongside the process findings.

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2025Journal article

Start-Up Strategies for Thermophilic Semi-Continuous Anaerobic Digesters: Assessing the Impact of Inoculum Source and Feed Variability on Efficient Waste-to-Energy Conversion (opens in a new tab)

Thermophilic start-up experiments at 55°C examining inoculum source and variable, heterogeneous feed in automatically fed reactors.

Other Anaero equipment
Equipment & study details

Two Anaero 5 L automatically fed stainless-steel reactors with PLC and gas measurement.

Findings depend on the inoculum and start-up conditions.

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2025Journal article

Optimized Biogas Yield and Safe Digestate Valorization Through Intensified Anaerobic Digestion of Invasive Plant Biomass (opens in a new tab)

Dhaouefi, Z.; Taktek, S.; Bélanger, F.; Fortin, P.; Charbonneau, J.; Lange, S.; Horchani, H.
Energies 18(19), 5151

Researchers investigated invasive plant biomass as a source of biogas and digestate, including fertiliser and germination testing.

RayMedusa
Equipment & study details

Methods §2.3.1 names 10 L Ray I reactors, operated at 55°C for 25 days to produce digestate for testing. The institution’s research story also identifies Medusa.

Smaller-scale gas-yield assays were a separate part of the work. No seed germination or regeneration was observed under the tested conditions; full-scale validation remains separate.

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2025Journal article

Mitigating overload-induced stress in anaerobic digestion: long-term performance and fate of nano magnetite additives (opens in a new tab)

Zhu, X.; Blanco, E.; Bhatti, M.; Borrion, A.
Water Research 286, 124241

A 168-day experiment investigated how magnetite dosing affects recovery from organic overload, alongside the longer-term behaviour of the additives.

Nautilus
Equipment & study details

Methods §2.2 documents semi-continuous Nautilus experiments with a 750 mL working volume and daily feeding.

Moderate dosing improved methane production relative to untreated overloaded systems; high doses caused stress and aggregation. Results concern the dosing intervention. Includes an Anaero-affiliated co-author.

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2025Journal article

Assessment of the Hydrogen Production Potential in a Zeolite Assisted Two-Phase Dark and Photo-Fermentation Process from Urban Waste Mixture (opens in a new tab)

Gottardo, M.; Khorramian, N.; Pavan, P.; Battista, F.; Bolzonella, D.; Lauri, R.; Valentino, F.
Resources 14(3), 43

Food waste and sewage sludge were tested in a zeolite-assisted process exploring hydrogen production through dark and photo-fermentation.

Nautilus
Equipment & study details

The dark-fermentation methods identify triplicate Nautilus BMP tests.

Nautilus was used for the dark-fermentation tests. The subsequent photo-fermentation stage was separate, so whole-process results should not be attributed to the instrument alone.

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2025Journal article

Enhancing Methane Yield via Biomethanation and Kinetic Modelling (opens in a new tab)

Dabang, C.; Dehouche, Z.; Wissink, J.; Adeoti, A.; Baklit, G.; Emebu, S.; Blanch, G.; Yaman, R.
Journal of Fluid Flow, Heat and Mass Transfer 12(1), 195–206

A study of tropical crop wastes, including cassava, yam, cocoyam, rice husk and millet, with feedstock testing and hydrogen-injection experiments.

Nautilus
Equipment & study details

Methods §3.2 and results §4.3 identify Nautilus: fifteen 1 L vessels, a 700 mL working volume, 37°C and triplicate tests.

The paper contains conflicting yield, methane-purity and hydrogen-flow figures. Included as evidence of the research application without reproducing numerical performance claims.

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2025Conference paper

Composite electrode plate for enhancing methanogenesis and microbial community performance in microbial electrolytic cell (opens in a new tab)

Wu, Q.; Zhu, H.; Pan, F.; Lu, F.; Liao, Y.
Energy Proceedings 53; ICAE2024

A custom microbial electrolytic cell was used in a 34-day experiment investigating electrode performance and microbial communities.

Gas-flow meter
Equipment & study details

Section 2.2 names the Anaero gas-flow meter in the experimental setup.

From the same research family as the 2023 carbon-felt electrode paper. The publications should not automatically be counted as independent experiments.

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2025Journal article

Evaluating cellulose-based synthetic substrate as a model for food waste anaerobic digestion: Insights into system performance, microbial and metabolic response (opens in a new tab)

Zhu, X.; Blanco, E.; Bhatti, M.; Borrion, A.
Process Safety and Environmental Protection 204, 108090

A defined cellulose-based substrate was compared with food waste in short- and long-term digestion experiments, including organic-overload conditions.

Nautilus
Equipment & study details

Nautilus digestion experiments.

Includes an Anaero-affiliated co-author. The work examines both process performance and microbial responses.

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2024Journal article

Predicting total biogas potential of food waste using the initial output of biogas potential tests as input data to train an artificial neural network (opens in a new tab)

UCL / Anaero Technology

Neural-network prediction using early biogas measurements from 446 tests across 112 substrates.

NautilusGas-flow meter
Equipment & study details

Nautilus reactors and Anaero gas-flow measurement.

Prediction accuracy applies to the dataset and model tested. Includes an Anaero-affiliated co-author.

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2024Journal article

Diversity of Microbial Communities in Trade Wastes—Implications for Treatments and Operations (opens in a new tab)

Elliott, J.A.K.; Krohn, C.; Ball, A.S.
Applied Microbiology 4(2), 682–703

Digestion testing and microbial analysis were combined in an investigation of 18 trade-waste samples from 11 industrial sites.

Nautilus
Equipment & study details

Methods §2.3 describes Nautilus or custom BMP equipment, used as applicable.

The study does not establish that every sample was measured with Nautilus. It belongs to the RMIT/Greater Western Water research programme and may share data with other publications from that programme.

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2024Thesis

Enhancing the potential of wood waste as anaerobic digestion feedstock: a nature-based approach (opens in a new tab)

Gao, Zhenghui
Cardiff PhD, 2024

Doctoral research into nature-based approaches to improving the suitability of wood waste as anaerobic digestion feedstock.

Other Anaero equipment
Equipment & study details

Section 4.2.2, printed pp. 94–95, directly names Anaero equipment.

Chapter 4 overlaps a related journal publication. A separate year-long forest-soil trial did not establish a significant methane benefit.

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2023Journal article

Vitamin B12 bioaccumulation in Chlorella vulgaris grown on food-waste-derived anaerobic digestate (opens in a new tab)

University of Plymouth and collaborators

An 11-week digestion study produced food-waste digestate for research into algal biomass and vitamin B12 accumulation.

LobsterGas-flow meter
Equipment & study details

Two 5 L Lobster Max digesters and Anaero gas-flow measurement.

Potential animal-feed applications were proposed by the authors; this does not constitute regulatory approval.

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2023Journal article

Carbon Felt Composite Electrode Plates Promote Methanogenesis through Microbial Electrolytic Cells (opens in a new tab)

Wu, Q.; Xiao, H.; Zhu, H.; Pan, F.; Lu, F.
Energies 16(11), 4416

Composite carbon-felt electrodes were evaluated in a custom digestion and electrolysis system to investigate changes in biogas production.

Gas-flow meter
Equipment & study details

Methods §2.3 names an Anaero gas-flow meter for gas measurement.

Anaero supplied the documented gas-measurement equipment, rather than the electrochemical reactor. The abstract contains inconsistent methane totals; those figures are not reproduced here.

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2023Conference paper

Application of natural biodelignification systems in forest soil for enhanced anaerobic digestion potential of wood waste (opens in a new tab)

Gao, Z.; Muaaz-Us-Salam, S.; Sapsford, D.; Cleall, P.; Harbottle, M.
9th International Congress on Environmental Geotechnics, pp13–22

Forest-soil biodelignification and wood particle size were investigated as approaches to preparing wood waste for anaerobic digestion.

Other Anaero equipment
Equipment & study details

Section 2.2 names Anaero BMP equipment.

The reported comparison is biogas per gram of total solids. It should not be interpreted as methane yield per gram of volatile solids.

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2022Journal article

Primary Sludge from Dairy and Meat Processing Wastewater and Waste from Biomass Enzymatic Hydrolysis as Resources in Anaerobic Digestion and Co-Digestion Supplemented with Biodegradable Surfactants as Process Enhancers (opens in a new tab)

Skripsts, E.; Mezule, L.; Klaucans, E.
Energies 15(12), 4333

Sludges and hydrolysis residues were tested with biodegradable surfactants to investigate feed combinations, process enhancement and inhibition.

Gas-flow meter
Equipment & study details

Methods §2.2 names a 15-channel Anaero gas-flow meter, used alongside a RITTER meter with custom vessels.

The work includes both beneficial and inhibitory effects. Reported high meat-sludge yields need a normalisation check before numerical comparison. Related to the 2021 hay-substrate conference paper.

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2022Thesis

Ground-Truthing ADM1: Establishing Methodologies for Data Gathering in Anaerobic Digestion for Parameterization (opens in a new tab)

Yuan, Anyi (repository); Pulford, Anyi (title page)
University of York MSc by Research, 2022

Research into experimental methods for collecting the anaerobic digestion data needed to parameterise the ADM1 model.

System-60
Equipment & study details

Section 2.1.1 names six 5 L System-60 reactors. Manufacturer attribution is corroborated through Barnes’s thesis.

The manufacturer is not named in this thesis. The repository and title page use different surnames, and a gas-composition hardware failure limits the results.

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2022Report

Encina 2022 Biosolids Management Plan Update — TM 6: Enzymatic Hyperthermophilic Summary (opens in a new tab)

Jacobs
Encina Wastewater Authority, 2022 report

A US utility evaluation of test and control process trains using two 10 L digesters and two 5 L hydrolysis tanks.

Lobster-i
Equipment & study details

TM6 §2.2 describes four Lobster-i vessels with automatic feeding, heating, mixing and real-time gas measurement.

An engineering report documenting utility process evaluation, rather than a peer-reviewed journal article.

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2021Conference paper

Enhancing enzymaticaly treated hay substrate biomethane potential using biodegradable surfactants (opens in a new tab)

Skripsts, E.; Mezule, L.; Klaucans, E.; Romanovska, E.
Engineering for Rural Development, pp863–871

Biodegradable surfactants were evaluated with enzymatically treated hay, including the effect of loading on biomethane potential and inhibition.

Gas-flow meter
Equipment & study details

Page 865 names Anaero’s 15-channel gas meter alongside RITTER equipment.

Higher loading caused inhibition. This belongs to the same research programme as the 2022 sludge and hydrolysis-residue journal article.

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2021Report

SYNERGORS — A Systems Approach to Synergistic Utilisation of Secondary Organic Streams. Final Project Report (opens in a new tab)

Ng, K.S.; Hatton, L.; Martinez-Hernandez, E.
Oxford final report; ISBN 978-1-7397541-0-5

An Oxford and Anaero collaboration investigated chemical production and volatile fatty acid yields from mixed food waste.

Other Anaero equipment
Equipment & study details

Section 6, p. 24, confirms the Oxford/Anaero research collaboration.

The report does not identify a specific instrument model or reactor count, or provide a quantified volatile fatty acid yield.

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2020Journal article

Application of enzymatic and bacterial biodelignification systems for enhanced breakdown of model lignocellulosic wastes (opens in a new tab)

Muaaz-Us-Salam, S.; Cleall, P.J.; Harbottle, M.J.
Science of the Total Environment 728, 138741

Enzymatic and bacterial treatments were compared for wood and newspaper, showing how pretreatment effects depend on the material being digested.

Other Anaero equipment
Equipment & study details

Manuscript pp. 7–8 identifies fifteen 1 L Anaero reactors and gas logging for experiments lasting 30–35 days.

Some interventions helped newspaper digestion but negatively affected wood. The Cardiff/EREF-funded work overlaps Muaaz-Us-Salam’s doctoral thesis in this library.

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2020Thesis

Enhanced Biodegradation of Model Lignocellulosic Wastes in Laboratory-Scale Bioreactors & Landfills (opens in a new tab)

Muaaz-Us-Salam, Syed
Cardiff PhD; submission 2020, repository file 2021

Doctoral research into the biodegradation of model lignocellulosic wastes in laboratory bioreactors and landfills.

Other Anaero equipment
Equipment & study details

Section 3.2.1.2, printed p. 62, names fifteen 1 L Anaero reactors.

Dated November 2020 on the title page; the repository filename uses 2021. Chapter 4 overlaps the 2020 biodelignification journal article in this library.

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2020Patent application

Improvements relating to anaerobic digester systems and methods (opens in a new tab)

McGrath, K.; Henry, W.
EP3755790A1; published 30 December 2020

Triplicate, 14-day experiments compared microwave-treated pig slurry with controls during the development of a third-party invention.

Other Anaero equipment
Equipment & study details

The examples and Figures 9–15 name Anaero BMP equipment and Arduino logging.

This is a third-party patent disclosure, not an Anaero-owned patent or peer-reviewed validation.

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2019Journal article

Evaluation of anaerobic digestibility of energy crops and agricultural by-products (opens in a new tab)

Spence, A.; Blanco Madrigal, E.; Patil, R.; Bajón Fernández, Y.
Bioresource Technology Reports 5, 243–250

A comparison of 29 organic materials explored anaerobic digestibility and the effect of blending agricultural feedstocks.

Other Anaero equipment
Equipment & study details

Equipment use is corroborated by a methods review and the research team’s conference showcase, rather than the publisher snippets available for the reference review.

This paper was funded by Anaero and includes a company-affiliated author. Feedstock-blend results describe the experimental comparison, rather than a general instrument performance gain.

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2019Journal article

Comparison of biogas production obtained from samples of Mitú and Sibundoy municipal solid waste (opens in a new tab)

Triana-Jiménez, K.M.; Velásquez Lozano, M.E.
Ingeniería e Investigación 39(2), 31–36

Municipal waste from two Colombian towns was tested to compare biogas production and its potential contribution to local energy supply.

Nautilus
Equipment & study details

Anaero BMP-RBP equipment with 1 L reactors was used for the digestion tests.

The experiments compared waste samples and inoculum proportions at 28°C.

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2019Thesis

Adapting BMP Test as a Method for Early Prediction of Toxicity and Inhibition in Anaerobic Digesters (opens in a new tab)

Wen, X.
MSc thesis, Cranfield University, September 2019

Early gas-production measurements were compared with longer BMP tests to investigate warning signs of inhibition from feedstocks and contaminants.

NautilusGas-flow meter
Equipment & study details

Four Nautilus sets provided 60 one-litre reactors with gas-flow measurement at 37°C.

An Anaero-sponsored MSc project. The thesis treats rapid inhibition screening as preliminary research.

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2016Report

Algal Biorefinery: routes for energy and nutrient recovery (opens in a new tab)

Davey, M.P.; Deshpande, R. (Patil); Blanco, E.; Ridley, C.; Norman, L.
Algal Bioenergy Special Interest Group SPARK Plus award completion report, March 2016

A follow-up algal biorefinery project examined additional species, pasteurisation and biomass grown on different wastewater sources.

Nautilus
Equipment & study details

Anaero batch-digestion equipment enabled 15 experiments to run in parallel.

Builds on the earlier microalgae SPARK project and is published as a technical report.

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2015Report

Lab-scale evaluation of biogas potential from microalgae (opens in a new tab)

Deshpande, R. (Patil); Blanco, E.; Davey, M.P.; Parker, B.
Algal Bioenergy Special Interest Group SPARK award completion report, February 2015

Biogas potential tests compared three microalgal species with maize to explore energy and nutrient recovery from algal biomass.

Nautilus
Equipment & study details

Anaero BMP equipment was used to measure gas production during the digestion trials.

An Anaero Technology and University of Cambridge research collaboration, published as a technical report.

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