• On the Choice of Numerical Methods for Solving Dynamic Equations for Control Systems with Embedded Calculating Tools 

      Verlan, Andriy; Fedorchuk, V.A. (Journal article; Peer reviewed, 2017)
      Approaches to choice of optimum method as for accuracy and amount of computation at the integration step that makes it possible to range numerical implementation methods for different levels of acceptable error based on ...
    • On the Control of Numerical Results in the Problems of Identification of Dynamic Energy Objects 

      Klyuchka, Kostyantyn; Verlan, Andriy; Mit'ko, Lidiya; Fedorchuk, V.A.; Sterten, Jo (Journal article; Peer reviewed, 2022)
      The article proposes an approach to solving actual problem of the obtained results’ control in the construction and implementation of algorithms for identifying energy objects based on integral dynamic models. The considered ...
    • On the low reinforcing efficiency of carbon nanotubes in high-performance polymer fibres 

      Goutianos, Stergios; Peijs, Ton (Peer reviewed; Journal article, 2021)
      Driven by the exceptionally high mechanical properties of carbon nanotubes (CNTs), over the years an extensive research effort has been devoted to the reinforcement of high-performance polymer fibres with CNTs. However, ...
    • On the Mechanical Recycling of Decommisioned Insulation Polymer Composite Components 

      Grammatikos, Sotirios; Tsampas, Spyros; Papatzani, Styliani; Luping, Tang; Löfgren, Ingemar; Petterson, Jocke (Peer reviewed; Journal article, 2020)
      Fibre reinforced polymer composites (FRPs) are being increasingly used in aerospace and automotive applications due to their high specific mechanical properties. The construction industry has ...
    • On the mechanical response of silicon dioxide nanofiller concentration on fused filament fabrication 3d printed isotactic polypropylene nanocomposites 

      Vidakis, Nectarios; Petousis, Markos; Velidakis, Emmanouil; Tzounis, Lazaros; Mountakis, Nikolaos; Korlos, Apostolos; Fischer-Griffiths, Peder Erik; Grammatikos, Sotirios (Peer reviewed; Journal article, 2021)
      Utilization of advanced engineering thermoplastic materials in fused filament fabrication (FFF) 3D printing process is critical in expanding additive manufacturing (AM) applications. Polypropylene (PP) is a widely used ...
    • On the Representation of Non-Linear Functions by Fractional-Power Series 

      Verlan, Andriy; Sterten, Jo (Journal article; Peer reviewed, 2014)
      A method for approximation of relationships by polynomials containing fractional-power terms is proposed, which in many cases makes it possible to cut down the number of computations. The proposed method for representation ...
    • On the Response to Hygrothermal Ageing of Fully Recyclable Flax and Glass Fibre Reinforced Polymer Composites 

      Das, Subrata Chandra; Srivastava, Chaman; Goutianos, Stergios; La Rosa, Angela Daniela; Grammatikos, Sotirios (Peer reviewed; Journal article, 2023)
      The present work studies the response to hygrothermal ageing of natural fibre composites (NFCs) against synthetic fibre composites when using three different types of polymers as matrices. For ageing, coupons were fully ...
    • On the temperature dependence of the cyclic compression behaviour of a thermoplastic vulcanizate elastomer 

      Persson, Anna-Maria Märta Ruth; Hinrichsen, Einar L; Andreassen, Erik (Peer reviewed; Journal article, 2022)
      Effects of temperature on the uniaxial cyclic compression of a polypropylene based thermoplastic vulcanizate were studied in the range −40 °C–100 °C. The effect of temperature on the stress level was similar to that on the ...
    • On the thermal and mechanical performance of Polycarbonate / Titanium Nitride nanocomposites in material extrusion additive manufacturing 

      Vidakis, N.; Petousis, M.; Mountakis, N.; Grammatikos, Sotirios; Papadakis, V.; Kechagias, J.D.; Das, Subrata Chandra (Peer reviewed; Journal article, 2022)
      The development of cost-effective multipurpose nanocomposites with a superior mechanical response is of key importance in a variety of industries, such as the ones in the aircraft and the medical field. Such enhancement ...
    • On the use of carbon nanotubes to develop durable structural electrodes for self-sensing applications 

      Grammatikos, Sotirios; Dahl, Morten Melby; Brøndbo, Vegar Salin; La Rosa, Angela Daniela (Peer reviewed; Journal article, 2020)
      This paper reports an experimental investigation on embedded polyurethane (PUR) electrodes into a carbon fibre reinforced polymer (CFRP) composite to enable the dependable use of composites as a piezoresistive sensors, ...
    • ON THE USE OF HYPERSPECTRAL IMAGING FOR RAPID DETECTION OF STRUCTURAL DEGRADATION OF WOOD PLASTIC COMPOSITES DUE TO AGING 

      Kabir, Mohammad Shahnewaz (Master thesis, 2020)
      The immensely fast-growing wood plastic composite (WPC) sector presents a wide range of opportunity for utilizing waste wood, wood fiber and plastics. This recycled material has high potential ability to reduce the plastic ...
    • Operational integration in a craft-oriented small enterprise 

      Gamme, Inger Astrid Øygarden; Seim, Eva Amdahl; Lodgaard, Eirin Anita; Andersen, Bjørn Sørskot (Journal article, 2017)
      Purpose Many leisure boat manufacturers have thrived on designing and building highly customized boats based on longstanding traditions of craftsmanship. To achieve efficient value chains, it is not enough to optimize ...
    • Oppdatering av FKB data med bruk av dronefotogrammetri 

      Kaasa, Gunnar; Kaasa, Boglárka (Bachelor thesis, 2021)
      I dag foregår oppdatering av FKB database tradisjonelt med punktsky fra flyfotogrammetri og vektoriseringen av denne manuelt. Både flyfotogrammetri og manuell vektorisering er en tidskrevende prosess. For å gjøre denne ...
    • Oppdatering av turstier 

      Flekke, Helene Thomesen; Halvorsen, Tiril Sølie; Hegreberg, Håkon; Eriksen, Tom Egil (Bachelor thesis, 2021)
      Det siste tiåret har det vært en økning i bruken av forbrukerteknologi for å samle inn geografiske data. Denne studien vil bruke frivillig innsamlet geografisk informasjon samlet med GNSS for å gjøre kartleggingen av ...
    • Opphengerssystem for toalettruller på HC-toalett 

      Østberg, Mathias; Fellus, Michael (Bachelor thesis, 2022)
      Innledning: Dette prosjektet har tatt for seg konseptutvikling av et nytt og fleksibelt opphengersystem for toalettruller på HC-toalett, med bakgrunn i universell utforming. Bakgrunnen for valgt tema er at mange av de ...
    • Opphengssystem for toalettruller på HC-toalett 

      Isaksen, Janne Fagerli; Linder, Karoline Idsø; Lønsjø, Olav (Bachelor thesis, 2022)
      De fleste har en gang i livet opplevd å miste toalettrullen på gulvet grunnet dårlig utforming av opphengssystemet. En slik situasjon resulterer i at toalettrullen kan havne på uheldige steder, slik at man kanskje må ned ...
    • Opprydding av spredt avløp 

      Harsjøen, Iver (Bachelor thesis, 2020)
      Målet for rapporten er å foreta en opprydding av dagens avløpssituasjon for området Smågardan i Tynset kommune. Undersøkelser gjort av kommunen fra 2012 avdekket at flere av de nåværende renseløsningene, som i hovedsak er ...
    • Oppsprekking av slitelag på spennlaminerte dekker 

      Østen, Trond; Giskås, Remi Alexander; Nilsen, Trygve Stenrud (Bachelor thesis, 2013)
      NORSK: På trebroer med tverrspent dekke er det et problem med sprekkdannelser i asfalten over tverrbærende bjelker. For å forhindre dette er det blitt gjort endringer på kravet til maksimal tillatt nedbøyning fra L/350 til ...
    • Optical properties of tilted surfaces in material jetting 

      Payami Golhin, Ali; Strandlie, Are (Peer reviewed; Journal article, 2024)
      Material jetting (MJT) is a promising additive manufacturing (AM) technique that offers high-quality appearance reproduction. Considering the limited selection of aesthetic materials available for MJT technology, a thorough ...
    • Optimal charging strategy for electric ferries 

      Aadahl, Sara; Larsen, Frøya Hovind; Myrekrok, Ann Helen Landås (Bachelor thesis, 2023)
      Dette prosjektet er et casestudie av endringer som kan gjøres i ladetidene til en elektrisk ferge for å lage en mer optimalisert ladestrategi. Målet er å komme med anbefalinger for hvordan tre utvalgte fergeruter kan endres ...