Now showing items 22766-22785 of 22814

    • X-ray computed tomography investigation of dilation of mineral-filled PVC under monotonic loading 

      Olufsen, Sindre Nordmark; Clausen, Arild Holm; Breiby, Dag Werner; Hopperstad, Odd Sture (Peer reviewed; Journal article, 2019)
      The deformation-induced dilation of mineral-filled polyvinyl chloride (PVC) is investigated by means of polychromatic X-ray absorption tomography (XCT). Axisymmetric notched tensile specimens are strained to prescribed ...
    • An X-ray micro-tomographic study of the pore space, permeability and percolation threshold of young sea ice 

      Maus, Sønke; Schneebeli, Martin; Wiegmann, Andreas (Journal article; Peer reviewed, 2021)
    • X-ray Microprobe Investigation of Iron During a Simulated Silicon Feedstock Extraction Process 

      Bernardis, Sarah; Fakra, Sirine C.; Dal Martello, Elena; B. Larsen, Rune; Newman, Bonna K.; Fenning, David P.; Di Sabatino Lundberg, Marisa; Buonassisi, Tonio (Peer reviewed; Journal article, 2016)
      Elemental silicon is extracted through carbothermic reduction from silicon-bearing raw feedstock materials such as quartz and quartzites. We investigate the micron-scale distribution and valence state of iron, a deleterious ...
    • X65 steel pipes subjected to combined stretching and bending 

      Kristoffersen, Martin; Børvik, Tore; Langseth, Magnus; Hopperstad, Odd Sture (Chapter, 2015)
      Subsea pipelines are occasionally struck and hooked by objects such as anchors or trawl gear. The initial denting followed by a potential hooking and displacement of the pipeline, with a simultaneous increase in tensile ...
    • XMT interface to Electrical Submersible Pump System 

      Haldorsen, Henrik Dishington (Master thesis, 2010)
      Oil is a non renewable source of energy, and with fewer discoveries of new oil fields it is in the interest to the society to utilize the existing fields to the maximum. There are many techniques to improve the recovery ...
    • YAML Based Input File Format For Finite Element Analysis 

      Hvalstad-Nilsen, Oskar (Master thesis, 2019)
      Elementmetoden kan brukes til å utføre datasimuleringer (FEA) av fysiske fenomener og er mye brukt innen konstruksjon og maskinteknikk. Siden FEA innebærer arbeidskrevende beregninger utføres det best av en datamaskin, ...
    • Yaw misalignment in powertrain degradation modeling for wind farm control in curtailed conditions 

      Khazaeli Moghadam, Farid; Gao, Zhen; Chabaud, Valentin Bruno; Chapaloglou, Spyridon (Peer reviewed; Journal article, 2024)
      A framework characterizing the degradation of wind turbines for use in multiple-input damage-aware farm control is suggested. The focus is on the fatigue damage of the powertrain (drivetrain + generator) system, but the ...
    • Yaw-effekter på vindturbiner 

      Holten, Tom Håkon (Master thesis, 2010)
      En vindturbin med skjev innstrømning er behandlet ved hjelp av bladelementmetoden. Det har vist seg av metoden kan, ved hjelp av noen modifiseringer, også kan benyttes for å regne på vindturbiner med skjev innstrømning. ...
    • Yield improvements in anaerobic digestion of lignocellulosic feedstocks 

      Hashemi, Sayedbehnam; Sarker, Shiplu; Lamb, Jacob Joseph; Lien, Kristian Myklebust (Peer reviewed; Journal article, 2020)
      The new EU bioenergy sustainability criteria demonstrate that bioenergy sustainability can be a challenge (Schlegel and Kaphengst, 2007). In 1990s, the energy crops were the main source for biogas production in Europa; ...
    • You learn as long as you drill; research synthesis from the Longyearbyen CO2 Laboratory, Svalbard, Norway. 

      Olaussen, Snorre; Senger, Kim; Braathen, Alvar; Grundvåg, Sten-Andreas; Mørk, Atle (Journal article; Peer reviewed, 2019)
      From 2007 to 2015, eight wells were drilled and fully cored to test the feasibility of storing CO2 emitted from the coal-fueled power plant in Longyearbyen, Svalbard. The drilling campaign identified three water-bearing ...
    • Ytelsesindikatorer for taktprosjekter 

      Haugen, Celine Greger (Master thesis, 2020)
      Det er en generell oppfatning blant forskere at praktiseringen av takt varierer innenfor hvert enkelt prosjekt. Dette er i tråd med Lean-tankegangen; veien mot en slank produksjon krever kontinuerlig forbedring. Målet med ...
    • Yttrium Aluminum Garnet Powder Feedstock for Atmospheric Plasma Spray 

      Valaker, Emil Andre; Mubarok, Fahmi; Espallargas, Nuria (Peer reviewed; Journal article, 2020)
      High demands for higher turbine efficiency bring attention to newer and more advanced insulating materials for the high temperature components in the turbine. Yttrium aluminum garnet (YAG) has shown good insulating properties ...
    • ZEB - En energibærende lekter 

      Skjong, Jakob Giske; Holmslet, Siri; Wenstad, Herman (Bachelor thesis, 2020)
      Konfidensielt
    • ZEB Laboratory - Research Possibilities 

      Time, Berit; Nocente, Alessandro; Mathisen, Hans Martin; Førland-Larsen, Arne; Myhr, Anders Ramberg; Jacobsen, Terje; Gustavsen, Arild (SINTEF Notat;, Research report, 2019)
      The ZEB Laboratory is an experimental facility located in NTNU Gløshaugen campus in Trondheim. The building is designed as 4 storeys high and 1800 m2 area office space and should achieve the ZEB-COM ambition level over 60 ...
    • The ZEB Laboratory: the development of a research tool for future climate adapted zero emission buildings 

      Nocente, Alessandro; Time, Berit; Mathisen, Hans Martin; Kvande, Tore; Gustavsen, Arild (Peer reviewed; Journal article, 2021)
      The building sector is responsible for approximately 40 % of the energy consumption and carbon emissions worldwide. Buildings of the future will have to comply not only with stricter energy regulations, but they will also ...
    • Zero Emission Neighbourhoods in Smart Cities 

      Wiik, Marianne Rose Kjendseth; Fjellheim, Kristin; Vandervaeren, Camille; Lien, Synne Krekling; Meland, Solveig; Nordström, Tobias; Cheng, Caroline Y; Brattebø, Helge; Thiis, Thomas Kringlebotn (ZEN Report, Research report, 2022)
    • ZERO EMISSION NEIGHBOURHOODS IN SMART CITIES Definition, key performance indicators and assessment criteria: Version 3.0 

      Wiik, Marianne Rose Kjendseth; Fjellheim, Kristin; Vandervaeren, Camille Margaux L.; Lien, Synne Krekling; Meland, Solveig; Nordström, Tobias; Baer, Daniela; Cheng, Caroline Y; Truloff, Shannon; Brattebø, Helge; Gustavsen, Arild (ZEN Report;, Research report, 2022)
      This document outlines the definition, key performance indicators (KPI) and assessment criteria for the Research Centre on Zero Emission Neighbourhoods in Smart Cities (ZEN Research Centre). This third version of the ZEN ...
    • Zero Emission Neighbourhoods in Smart Cities: Definition, Key Performance Indicators and Assessment Criteria: Version 1.0 

      Wiik, Marianne Rose Kjendseth; Fufa, Selamawit Mamo; Krogstie, John; Ahlers, Dirk; Wyckmans, Annemie; Driscoll, Patrick Arthur; Brattebø, Helge; Gustavsen, Arild (ZEN Report;, Research report, 2018)
      This document outlines the definition, key performance indicators (KPI) and assessment criteria for the Research Centre on Zero Emission Neighbourhoods in Smart Cities (ZEN research centre). This first version of the ZEN ...
    • Zero Failure Management at Maximum Productivity in Safety Critical Control Room 

      Karahasanovic, Amela; Andersen, Bjørn; Hansson, Lisbeth; Langlo, Jan Alexander; Swengaard, Hans Erik; Zeh, Theodor; Grantz, Volker; Rubenser, Robert (Lecture, 2011)
      Predicted growth in air traffic and demand for increased safety, predictability, and efficiency impose additional demands on Air Traffic Management (ATM) systems. Different technologies are currently under development to ...
    • Zero Stress Aging of Glass and Carbon Fibers in Water and Oil—Strength Reduction Explained by Dissolution Kinetics 

      Echtermeyer, Andreas; Krauklis, Andrey; Gagani, Abedin; Sæter, Erik (Journal article; Peer reviewed, 2019)
      Understanding the strength degradation of glass and carbon fibers due to exposure to liquids over time is important for structural applications. A model has been developed for glass fibers that links the strength reduction ...