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  • Impacts on biodiversity from codend and fisher selection in bottom trawl fishing 

    Mytilineou, Chryssi; Herrmann, Bent; Smith, Christopher j.; Mantopoulou-Palouka, Danai; Anastasopoulou, Aikaterini; Siapatis, Apostolos; Sala, Antonello; Megalofonou, Persefoni; Papadopoulou, Nadia; Vassilopoulou, Vassiliki; Stamouli, Caterina; Kavadas, Stefanos; Lefkaditou, Evgenia; Nicolaidou, Artemis (Peer reviewed; Journal article, 2022)
    Fisheries have important impacts on marine biodiversity. In this work, combined information on the abundance, species richness, diversity indices, species composition, trophic level and vulnerability index were examined ...
  • Carbon Capture Utilization and Storage in Methanol Production Using a Dry Reforming-Based Chemical Looping Technology 

    Ugwu, Ambrose; Osman, Mogahid; Zaabout, Abdelghafour; Amini, Shahriar (Peer reviewed; Journal article, 2022)
    This further investigates the concept of gas switching dry reforming (GSDR) that efficiently converts the two major greenhouse gases (CO2 and CH4) into a valuable product (syngas) for gas-to-liquid (GTL) syntheses. The ...
  • Non-destructive testing of prestressed concrete bridges - Experiments from field test 

    Holmquist, Mats; Täljsten, Björn; Popescu, Cosmin (Chapter, 2022)
    Most of the structures in the transport infrastructure are built of reinforced concrete, and many of our large bridges are built of prestressed concrete. A large part of these were built before 1980, and could theoretically ...
  • Using machine learning-based variable selection to identify hydrate related components from FT-ICR MS spectra 

    Gjelsvik, Elise Lunde; Fossen, Martin; Brunsvik, Anders; Tøndel, Kristin (Peer reviewed; Journal article, 2022)
    The blockages of pipelines caused by agglomeration of gas hydrates is a major flow assurance issue in the oil and gas industry. Some crude oils form gas hydrates that remain as transportable particles in a slurry. It is ...
  • Remote bridge inspection using optical methods 

    Popescu, Cosmin; Täljsten, Björn; Blanksvärd, Thomas; Elfgren, Lennart (Chapter, 2022)
    Routine bridge inspections usually consist of visual observations. These inspections are time-consuming and subjective. There is a need to identify new inspection techniques for infrastructure that reduce traffic disturbance, ...
  • Thermo-fluid dynamics modelling of steam electrolysis in fully-assembled tubular high-temperature proton-conducting cells 

    Catalán-Martínez, D.; Navarrete, L.; Tarach, M.; Santos-Blasco, J.; Vøllestad, Einar; Norby, Truls; Budd, M.I.; Veenstra, P.; Serra, J.M. (Peer reviewed; Journal article, 2022)
    Electrolysis based on renewable energies offers a promising carbon-free solution for hydrogen generation and storage. The recent developments of proton ceramic electrolysis cells operating at intermediate temperatures bear ...
  • Hole cleaning and wet-granular rheology of rock cutting beds: Impact of drilling fluid composition 

    Pedrosa, Camilo; Saasen, Arild; Ytrehus, Jan David (Peer reviewed; Journal article, 2022)
    Cuttings-beds formation is an issue that must be considered during all wellbore drilling operations. This problem increases at highly deviated or horizontal wells, where cuttings removal efficiency becomes one of the most ...
  • Kartlegging og optimalisering av industrielle konsepter for refresh-produkter av hvitfisk - Refresh 

    Uglem, Solveig; Svendsen, Eirik Starheim; Nordtvedt, Tom Ståle; Tveit, Guro Møen; Widell, Kristina Norne; Schei, Marte; Erikson, Ulf Gøran; Standal, Inger Beate (SINTEF rapport;2022:00505 A, Research report, 2022-05-20)
    Målet for dette prosjektet har vært å kartlegge industrielle prosesser for produksjon av refresh-produkter av hvitfisk, vurdere hvordan enkelte deler av prosessen påvirker kvalitet, og identifisere tiltak som kan settes ...
  • Variasjon i kvalitet og holdbarhet for refreshprodukter av torsk - "Refreshed" 

    Uglem, Solveig; Tveit, Guro Møen; Nordtvedt, Tom Ståle; Schei, Marte; Dalsaune, Solvår Iren; Standal, Inger Beate (SINTEF rapport;2022:00504 A, Research report, 2022-05-20)
    Refreshed produkter, dvs. produkter som blir fryst, for deretter å tines og presenteres "refreshed" til forbruker, er et segment i vekst. I denne studien er det undersøkt hvilken effekt frysing og tining, samt kjølelagring ...
  • CPFD Modeling to study the Hydrodynamics of an Industrial Fluidized Bed Reactor for Alumina Chlorination 

    Barahmand, Zahir; Jayarathna, Chameera; Ratnayake, Chandana (Peer reviewed; Journal article, 2022)
    Aluminum is one of the most used metals. Since aluminum has a unique combination of appealing properties and effects, it allows significant energy savings in many applications, such as vehicles and buildings. Although this ...
  • Tineforsøk på torskeloins - ReFresh 

    Svendsen, Eirik Starheim; Schei, Marte; Uglem, Solveig (SINTEF rapport;2022:00494 A, Research report, 2022-05-12)
    Denne rapporten beskriver forberedelser, gjennomføring og resultater fra innledende tineforsøk i prosjekt ReFresh. Tineforsøkene var ment å avdekke effekt på drypptap og vannbindingsevne som følge av ulike tineprogram, men ...
  • Study of the Thermal Performance of Industrial Alumina Chlorination Reactor Based on CPFD Simulation 

    Barahmand, Zahir; Jayarathna, Chameera; Ratnayake, Chandana (Peer reviewed; Journal article, 2022)
    As a part of the new sustainable aluminum production process under study, alumina chlorination plays a crucial role. The relevant process is an exothermic reaction in a fluidized bed reactor. The solid alumina reacts with ...
  • Effect of Moisture, Hydrogen, and Water–Gas Shift Reaction on the Prereduction Behavior of Comilog and Nchwaning Manganese Ores 

    Larssen, Trine Asklund; Tangstad, Merete (Peer reviewed; Journal article, 2022)
    The ore–gas reactions in the prereduction zone in a ferromanganese furnace are largely decisive of the overall energy efficiency, carbon consumption, and climate gas emissions in ferromanganese production. An increased ...
  • Kinetics Analysis of Steam Reforming of Methane on Sponge Iron 

    Ramos Ribeiro, Tiago; Ferreira Neto, João Batista; Rocha Poço, João Guilherme; Takano, Cyro; Kolbeinsen, Leiv; Ringdalen, Eli (Peer reviewed; Journal article, 2022)
    The kinetics of steam reforming of methane catalyzed by sponge iron was studied at temperatures between 875°C and 1050°C. Results shows that sponge iron acts as a catalyst and methane conversion is increased in higher ...
  • Sensitivity and Uncertainty Analysis in a Circulating Fluidized Bed Reactor Modeling 

    Barahmand, Zahir; Jayarathna, Chameera; Ratnayake, Chandana (Peer reviewed; Journal article, 2022)
    As in many real applications, in the world of fine powders and small particles, there are uncertainties and vagueness in the parameters such as particle size, sphericity, initial solid void fraction, envelope density, etc. ...
  • Design of a Medium-Scale Circulating Fluidized Bed Reactor for Chlorination of Processed Aluminum Oxide 

    Barahmand, Zahir; Aghaabbasi, Omid; Salcido, Jose Luis; Rustad, Emmy Kristine; Jayarathna, Chameera; Ratnayake, Chandana (Peer reviewed; Journal article, 2022)
    Fluidization is a well-established and widely used technology in the process industry. The production stability and the large effective contact area between the active substances, resulting in high mass and heat transfer ...
  • CPFD Simulations on a Chlorination Fluidized Bed Reactor for Aluminum Production: An Optimization Study 

    Barahmand, Zahir; Jayarathna, Chameera; Ratnayake, Chandana (Peer reviewed; Journal article, 2022)
    Early CPFD simulation studies on designing a fluidized bed reactor for alumina chlorination showed that the model suffers from high particle outflow and dense phase bed channeling. The present study is aimed to optimize ...
  • The Effect of Impurities on γ-Alumina Chlorination in a Fluidized Bed Reactor: A CPFD Study 

    Barahmand, Zahir; Jayarathna, Chameera; Ratnayake, Chandana (Peer reviewed; Journal article, 2022)
    Alumina is one of the most widely used materials today, with a total annual production of millions of tonnes of highly pure alumina. A large portion of this is used to make metal aluminum. Apart from that, a growing amount ...
  • Interlaboratory evaluation of a digital holographic microscopy–based assay for label-free in vitro cytotoxicity testing of polymeric nanocarriers 

    Marzi, Anne; Eder, Kai Moritz; Barroso, Álvaro; Wågbø, Ane Marit; Mørch, Ýrr Asbjørg; Hatletveit, Anne Rein; Visnes, Torkild; Schmid, Ruth Baumberger; Klinkenberg, Geir; Kemper, Björn; Schnekenburger, Jürgen (Peer reviewed; Journal article, 2022)
    State-of-the-art in vitro test systems for nanomaterial toxicity assessment are based on dyes and several staining steps which can be affected by nanomaterial interference. Digital holographic microscopy (DHM), an ...
  • Kunnskapsoversikt om seksuelle overgrep mot barn og unge 

    Lassemo, Eva; Gunnes, Mari; Anthun, Kirsti Sarheim; Edvardsen, Oddbjørg; Ådnanes, Marian; Sand, Kari (SINTEF Rapport;2022:00618, Research report, 2022)
    Formålet med dette prosjektet har vært å utforme en kunnskapsoversikt om seksuelle overgrep mot barn og unge med særlig fokus på gjerningsperson, arena og offer sett i sammenheng. Systematiske søk ble gjennomført i utvalgte ...

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