Browsing NTNU Open by Author "Meyn, Thomas"
Now showing items 1-20 of 32
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A Multi Criteria Decision Analysis for selection of future treatment technology for tunnel wash water
Bilstad, Oskar (Master thesis, 2024)For å opprettholde sikkerheten og levetiden til tunneler, vaskes de regelmessig. Som et resultat av vaskeprosedyrene blir det produsert forurenset vaskevann. Forurensningsstoffene i tunnelvaskevannet stammer fra diverse ... -
Analysering av sammensetningen av avløpsvann fra sykkelvaskeanlegg med fokus på oljeinnhold
Bols, Villemo (Master thesis, 2024)Mobilitets- og samferdelsenheten i Trondheim kommune ønsker å øke attraktiviteten rundt grønn mobilitet, og satser på etablering av sykkelvaskeanlegg. Hensikten er å gjøre det lettere å vedlikeholde sykkel, også gjennom ... -
Characterization and temporal variation of urban runoff in a cold climate - design implications for SuDS
Monrabal-Martinez, Carlos; Meyn, Thomas; Muthanna, Tone Merete (Journal article; Peer reviewed, 2018)This paper characterizes stormwater runoff in a coastal cold climate urban area regarding metal fractionation and particle size distribution to understand the implications for sustainable urban drainage system (SuDS) design. ... -
Chitosan and zirconium as coagulants for NOM-removal
Fjornes, Elise Struve (Master thesis, 2020)For denne oppgave var følgende forskerspørsmål stilt: Hvordan fungerer de alternative koagulantene, kitosan og zirkonium, sammenlignet med tradisjonelle koagulanter, spesielt når det gjelder å fjerne NOM? Denne oppgaven ... -
The Determination of Polycyclic Aromatic Hydrocarbons (PAHs) with HPLC-DAD-FLD and GC-MS Techniques in the Dissolved and Particulate Phase of Road-Tunnel Wash Water: A Case Study for Cross-Array Comparisons and Applications
Vistnes, Hanne; Sossalla, Nadine; Røsvik, Anna; Villa Gonzalez, Susana; Zhang, Junjie; Meyn, Thomas; Asimakopoulos, Alexandros (Peer reviewed; Journal article, 2022)Accelerated solvent extraction (ASE) and solid phase extraction (SPE) protocols tailored to either gas chromatography mass spectrometry (GC-MS) or high-performance liquid chromatography coupled to diode-array and fluorescence ... -
Dewatering of backwash water containing cyanobacterias by wedge wire and geotextile drying beds
Moldal, Maud (Master thesis, 2018)Treatment of effluents are processes with the aim to decrease contaminants to a level were it can be returned to a water source with minimal impact on the environment. In order to release effluents, treatment goals set by ... -
Electrochemical Oxidation of Landfill Leachate on Boron-Doped Diamond Anodes
Zimmermann, Pauline (Bachelor thesis, 2019)Denne oppgaven studerte elektrokjemisk oksidering av sigevann fra fyllplasser i kontakt med boron-dekkede anoder. Studien er del av et større forskningsprosjekt som forsøker å etablere et behandlingsprogram for å fjerne ... -
Electrochemical oxidation of salicylic acid using BDD as electrode material
Bottesi, Linda (Master thesis, 2016)The major project of the SHMIL landfill's leachate aims to find a complete treatment scheme, that leads to sty below the limits of the polluted compounds in Table before 2020. The presented work is part of the initial phase ... -
Electrochemical oxidation of salicylic acid using BDD as electrode material
Bottesi, Linda (Master thesis, 2016)The major project of the SHMIL landfill's leachate aims to find a complete treatment scheme, that leads to sty below the limits of the polluted compounds in Table before 2020. The presented work is part of the initial phase ... -
En flermålsanalyse for å vurdere det mest bærekraftige alternativet som nytt rensetrinn for fjerning av virvelløse dyr i drikkevannet fra Benna
Haugen, Øyvind Olav Døsvik (Master thesis, 2021)Benna er reservevannskilden til Trondheim kommune, men har siden 2017 vært avstengt på grunn av funn av virvelløse dyr i drikkevannet og på ledningsnettet. Virvelløse dyr utgjør ingen helsemessig risiko for forbrukere, men ... -
Evaluation of a new natural coagulant for removal of color by coagulation/ceramic membrane filtration
Helgestad, Mari (Master thesis, 2016)This master thesis is based on experiments on a pilot plant at the department of Hydraulic and Environmental Engineering at NTNU. The master thesis is written for the Norwegian company INRIGO AS. The purpose of this master ... -
Evaluation of a new natural coagulant for removal of color by coagulation/ceramic membrane filtration
Helgestad, Mari (Master thesis, 2016)This master thesis is based on experiments on a pilot plant at the department of Hydraulic and Environmental Engineering at NTNU. The master thesis is written for the Norwegian company INRIGO AS. The purpose of this master ... -
Evaluation of Cyanobacteria Removal in an Integrated Process of Electroflotation and Rapid Filtration Using Plastic Filter Media
Palani, Vivian (Master thesis, 2019)Cyanobakterier er en av jordens eldste oksygenproduserende organismer og finnes i en rekke vann. Hovedproblemet forbundet med cyanobakterier er deres evne til å frigjøre cyanotoksiner som kan forårsake skader på leveren, ... -
Evolution of tunnel wash water quality during sedimentation
Eivik Karlsen, Sofie (Master thesis, 2021)Tunneler vaskes regelmessig for å sikre at tekniske installasjoner kan fungere optimalt og vedlikeholdes gjennom brukstiden. Fjerning av svevestøv og belegg på tunnelens overflater og belysning fremmer også trafikksikkerhet, ... -
Inactivation of marine heterotrophic bacteria in ballast water by an Electrochemical Advanced Oxidation Process
Moreno-Andrés, Javier; Ambauen, Noemi; Vadstein, Olav; Halle, Cynthia; Acevedo-Merino, Asunción; Nebot, Enrique; Meyn, Thomas (Journal article; Peer reviewed, 2018)Seawater treatment is increasingly required due to industrial activities that use substantial volumes of seawater in their processes. The shipping industry and the associated management of a ship's ballast water are currently ... -
Influence of grain size, organic carbon and organic matter residue content on the sorption of per- and polyfluoroalkyl substances in aqueous film forming foam contaminated soils - Implications for remediation using soil washing
Hubert, Michel; Arp, Hans Peter Heinrich; Hansen, Mona Cecilie; Castro, Gabriela; Meyn, Thomas; Asimakopoulos, Alexandros; Hale, Sarah Elizabeth (Peer reviewed; Journal article, 2023)A soil that was historically contaminated with Aqueous Film Forming Foam (AFFF) was dry sieved into size fractions representative of those produced during soil washing. Batch sorption tests were then conducted to investigate ... -
Initial degradation mechanism of salicylic acid via electrochemical process
Mai, Ngoc Lan; Ambauen, Noemi; Halle, Cynthia; Meyn, Thomas; Trinh, Thuat (Peer reviewed; Journal article, 2021)Salicylic acid is a common chemical used in the pharmaceutical industry. Much attention has been paid in recent years to the elimination of this contaminant from the water by electrochemical oxidation. However, there is ... -
Insights into the Kinetics of Intermediate Formation during Electrochemical Oxidation of the Organic Model Pollutant Salicylic Acid in Chloride Electrolyte
Ambauen, Noemi; Muff, Jens; Mai, Ngoc Lan; Halle, Cynthia; Trinh, Thuat; Meyn, Thomas (Journal article; Peer reviewed, 2019)The present study investigated the kinetics and formation of hydroxylated and chlorinated intermediates during electrochemical oxidation of salicylic acid (SA). A chloride (NaCl) and sulfate (Na2SO4) electrolyte were used, ... -
Investigation of Particle and Heavy Metal Removal and Detergent Degradation in Sedimented Tunnel Wash Water
Bjotveit, Ågot (Master thesis, 2020)Noreg har mange vegtunnelar, som treng jamleg vasking på grunn av trafikktryggleik og vedlikehald. Vaskevatnet inneheld mykje partiklar, og er ureina av tungmetall, PAH, vaskemiddel og mikroplast. Det er vist at vatnet har ... -
Natural organic matter fractions and their removal in full-scale drinking water treatment under cold climate conditions in Nordic capitals
Krzeminski, Pawel; Vogelsang, Christian; Meyn, Thomas; Köhler, Stephan; Poutanen, Heikki; de Wit, Heleen; Uhl, Wolfgang (Journal article; Peer reviewed, 2019)Drinking water treatment plants (DWTPs) designed to remove natural organic matter (NOM) are challenged as concentrations of NOM in raw waters are increasing. Here, we assess seasonal differences in NOM quality and quantity, ...