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    • Ontogeny-Specific Skeletal Deformities in Atlantic Haddock Caused by Larval Oil Exposure 

      Olsvik, Pål Asgeir; Sørhus, Elin; Meier, Sonnich; Torvanger, Ingrid; Thorbjørnsen, Maja; Thorsen, Anders; Sørensen, Lisbet; Fjelldal, Per Gunnar; Karlsen, Ørjan; Guimaraes, Igo G.; Lie, Kai Kristoffer (Peer reviewed; Journal article, 2021)
      Bone deformities are one of the main effects of crude oil exposure in marine fish larvae. Craniofacial and jaw deformities, if severe enough, may restrict feeding and ultimately kill the developing larvae. This study aimed ...

    • Open Hatch Carriers – Future Vessel Designs & Operations 

      Lindstad, Elizabeth; Alterskjær, Sverre Anders; Sandaas, Inge; Solheim, Astrid Vamråk; Vigsnes, Joakim Tveiten (Journal article; Peer reviewed, 2017)
      The development of Open hatch carriers (OHC) dates back to the early 1960s linked to transport of newsprint from the paper mills along the coast of British Columbia (Canada) to the news-printers in San Francisco and Los ...

    • Operability analysis of control system for ROV launch-and-recovery from autonomous surface vessel 

      Tran, Celine; Gushkov, Ivan Ivanov; Nordvik, Kristoffer; Røang, Simen Troye; Lysthaug, Simen Brodalen; Ommani, Babak; Fossen, Thor I.; Hassani, Vahid; Smines, Vidar; Johansen, Tor Arne (Journal article; Peer reviewed, 2023)
      The launch and recovery of equipment such as remotely operated vehicles (ROVs) is a critical task that defines the operability limits of many marine operations. This paper considers the analysis of control systems that are ...

    • Operability robustness index as seakeeping performance criterion for offshore vessels 

      Gutsch, Martin; Steen, Sverre; Sprenger, Florian (Journal article; Peer reviewed, 2020-12-01)
      The offshore industry operates increasingly large installations in exposed areas requiring high reliability and availability. Downtime of complex offshore systems leads to significant financial losses. Towards year-round ...

    • Operation and Maintenance Modelling 

      Welte, Thomas Michael; Sperstad, Iver Bakken; Halvorsen-Weare, Elin Espeland; Netland, Øyvind; Nonås, Lars Magne; Stålhane, Magnus (Chapter, 2018)
      Operational expenditure (OPEX) is one of the major contributors to the levelized cost of energy (LCoE) for offshore wind farms. To assess different solutions and select the best ones, good models for maintenance and logistics ...

    • Operational planning for routes and schedules for a fleet of fuel supply vessels 

      Christiansen, Marielle; Fagerholt, Kjetil; Rachaniotis, Nikos; Stålhane, Magnus (Journal article; Peer reviewed, 2017-09)
      This paper considers a real operational problem of routing and scheduling a fleet of fuel supply vessels used to service customer ships anchored outside a major port. The problem can be formulated as a rich multi-trip ...

    • Opinion on the safety of BioProtein® by the Scientific Panel on Animal Feed of the Norwegian Scientific Committee for Food Safety. Revised version 

      Lundebye, Anne-Katrine; Aursand, Marit; Berntssen, Marc; Hemre, Gro Ingunn; Jenssen, Bjørn Munro; Thomassen, Magny Sissel S.; Volden, Harald; Berdal, Knut G; Espe, Marit; Mjaaland, Siri; Storrø, Ivar; Sørum, Henning; Valheim, Mette; Bernhoft, Aksel (VKM Report;2006:43, Research report, 2006-10-05)
      BioProtein® (BP) is a trademark for single cell (bacteria) protein, based on conversion of methane, with the addition of ammonia and oxygen, to a protein source. BP is produced by Norferm AS in Norway, and has been authorized ...

    • Oppdatert risikovurdering – introduksjon av høypatogent aviært influensavirus til Norge våren 2007. Uttalelse fra Hovedkomiteen i Vitenskapskomiteen for mattrygghet 

      Alexander, Jan; Aursand, Marit; Farstad, Wenche Kristin; Haugen, Margaretha; Klungland, Helge; Krogdahl, Åshild; Lie, Øyvind; Meltzer, Helle Margrete; Næss, Bjørn; Olsvik, Ørjan; Sorteberg, Hilde-Gunn Opsahl; Sundheim, Leif; Sverdrup, Line Emilie (VKM Report;2007:06, Research report, 2007)
      VKM ga i 2006 to risikovurderinger vedrørende introduksjon av høypatogent aviært influensavirus til Norge. Den foreliggende vurderingen er en oppdatering av disse vurderingene og besvarer spørsmål om risiko i ulike situasjoner ...

    • Oppdaterte anløpsprognoser for fiskefartøy frem til 2060 - 2018:00872 

      Aarsæther, Karl Gunnar (SINTEF Ocean rapporter;2018:00872 A, Research report, 2018-08-31)
      Denne rapporten presenterer en oppdatert prognose for anløp fra fiskeflåten frem mot 2060. Arbeidet som presenteres er en oppdatering av et tidligere arbeid fra slutten av 2014, men med oppdatert datagrunnlag som strekker ...

    • Opportunities for increased profit and reduced cost and emissions by service differentiation within container liner shipping 

      Lindstad, Elizabeth; Asbjørnslett, Bjørn Egil; Strømman, Anders Hammer (Journal article; Peer reviewed, 2016)
      This paper investigates opportunities for increased profit and reduced emissions and cost by service differentiation within container shipping. Traditionally the strategy among the container lines has been profit maximization ...

    • Oppsummering settefiskforum 2015 NCE Aquaculture og Skrettings settefiskforum 21.og 22. september i Bodø 

      Aspaas, Stian (SINTEF Fiskeri og havbruk;A27231, Research report, 2015-10-12)
      Settefiskforumet ble arrangert den 21. og 22. september i Bodø. Målet med arrangementet var å plukke tematikker fra TEKSET 2015 og bringe disse nærmere prosjektmuligheter. Dette ble gjort gjennom å legge opp et program med ...

    • Optical measurement of tissue perfusion changes as an alternative to electrocardiography for heart rate monitoring in Atlantic salmon (Salmo salar) 

      Svendsen, Eirik; Økland, Finn; Føre, Martin; Randeberg, Lise Lyngsnes; Finstad, Bengt; Olsen, Rolf Erik; Alfredsen, Jo Arve (Peer reviewed; Journal article, 2021)
      Background: Welfare challenges in salmon farming highlights the need to improve understanding of the fish’s response to its environment and rearing operations. This can be achieved by monitoring physiological responses ...

    • Optimal Force Allocation for Overconstrained Cable-Driven Parallel Robots: Continuously Differentiable Solutions With Assessment of Computational Efficiency 

      Ueland, Einar Skiftestad; Sauder, Thomas Michel; Skjetne, Roger (Peer reviewed; Journal article, 2020)
      In this article, we present a novel method for force allocation for overconstrained cable-driven parallel robot setups that guarantees continuously differentiable cable forces and allows for small penalized errors in the ...

    • Optimal ship lifetime fuel and power system selection 

      Lagemann, Benjamin; Lindstad, Elizabeth; Fagerholt, Kjetil; Rialland, Agathe Isabelle; Erikstad, Stein Ove (Peer reviewed; Journal article, 2021)
      Alternative fuels and fuel-flexible ships are often seen as promising solutions for achieving significant greenhouse gas reductions in shipping. We formulate the selection of alternative fuels and corresponding ship power ...

    • Optimization in offshore supply vessel planning 

      Halvorsen-Weare, Elin Espeland; Fagerholt, Kjetil (Journal article; Peer reviewed, 2016)
      This paper considers the offshore supply vessel (OSV) planning problem, which consists of determining an optimal fleet size and mix of OSVs as well as their weekly routes and schedules for servicing offshore oil and gas ...

    • Optimization of a Calcium-Based Treatment Method for Jellyfish to Design Food for the Future 

      Ramires, Francesca Anna; De Domenico, Stefania; Migoni, Danilo; Fanizzi, Francesco Paolo; Angel, Dror L.; Slizyte, Rasa; Klun, Katja; Bleve, Gianluca; Leone, Antonella (Peer reviewed; Journal article, 2022)
      Edible jellyfish are a traditional Southeast Asian food, usually prepared as a rehydrated product using a salt and alum mixture, whereas they are uncommon in Western Countries and considered as a novel food in Europe. Here, ...

    • Optimization-based motion planning for trawling 

      Haugen, Joakim; Imsland, Lars Struen (Journal article; Peer reviewed, 2018-10-03)
      This work presents an optimization-based motion planning system for trawling operations. The formulation makes use of simplistic physical descriptions of the vessel and fishing gear together with catch dynamics of sweeping ...

    • Optimizing Jack-up vessel strategies for maintaining offshore wind farms 

      Stålhane, Magnus; Christiansen, Marielle; Kirkeby, Odin; Mikkelsen, Andreas Jebsen (Journal article; Peer reviewed, 2017-10)
      In this paper we present a new two-stage stochastic mathematical programming model that determines the optimal jack-up vessel strategy for an offshore wind farm. Given an offshore wind farm site, and distance to shore the ...

    • Optimizing size selectivity and catch patterns for hake (Merluccius merluccius) and blue whiting (Micromesistius poutassou) by combining square mesh panel and codend designs 

      Cuende, Elsa; Sistiaga, Manu; Herrmann, Bent; Arregi, Luis (Peer reviewed; Journal article, 2022)
      Gear modifications in fisheries are usually implemented to obtain catch patterns that meet management objectives. In the Basque bottom trawl fishery, gear regulations include the use of a square mesh panel (SMP) placed at ...

    • Organic additive release from plastic to seawater is lower under deep-sea conditions 

      Fauvelle, Vincent; Garel, Marc; Tamburini, Christian; Nerini, David; Castro-Jiménez, Javier; Schmidt, Natascha; Paluselli, Andrea; Fahs, Armand; Papillon, Laure; Booth, Andy; Sempéré, Richard (Peer reviewed; Journal article, 2021)
      Plastic garbage patches at the ocean surface are symptomatic of a wider pollution affecting the whole marine environment. Sinking of plastic debris increasingly appears to be an important process in the global fate of ...