Browsing Institutt for marin teknikk by Title
Now showing items 2466-2485 of 3472
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Optimal Ship Design for Operating in Real Sea States
(Doctoral theses at NTNU;2023:118, Doctoral thesis, 2023)Currently, ship designers are under increased pressure to provide energy-efficient designs and reduce greenhouse gas emissions. For a long time, ships were mostly designed and optimized for operation in calm water. However, ... -
Optimal Ship Fuel Selection under Life Cycle Uncertainty
(Journal article, 2024)Shipowners need to prepare for low-emission fuel alternatives to meet the IMO 2050 goals. This is a complex problem due to conflicting objectives and a high degree of uncertainty. To help navigate this problem, this paper ... -
Optimal ship lifetime fuel and power system selection
(Journal article; Peer reviewed, 2021) -
Optimal ship lifetime fuel and power system selection under uncertainty
(Peer reviewed; Journal article, 2023)Ship designers face increasing pressure to comply with global emission reduction ambitions. Alternative fuels, potentially derived from bio-feedstock or renewable electricity, provide promising solutions to this problem. ... -
Optimalisering av søkemønstre for bruk ved SAR-operasjoner i kalde omgivelser
(Master thesis, 2014)Den økte aktiviteten i nordområdene og rundt Arktis gir nye utfordringer hva gjelder beredskap. Fartøy og aktører blir i disse store områdene pålagt å kunne håndtere krisesituasjoner i større grad på egenhånd enn andre ... -
Optimalisering av søkemønstre for bruk ved SAR-operasjoner i kalde omgivelser
(Master thesis, 2014)Den økte aktiviteten i nordområdene og rundt Arktis gir nye utfordringer hva gjelder beredskap. Fartøy og aktører blir i disse store områdene pålagt å kunne håndtere krisesituasjoner i større grad på egenhånd enn andre ... -
Optimering av transport av fersk laks fra Norge til Europa
(Master thesis, 2020)Dagens transport av fersk oppdrettslaks fra Norge til Europa skjer hovedsaklig ved hjelp av lastebiler. Det forventes en femdobling av produksjonen av laks i Norge innen år 2050. Dette gjør at alternative transportmuligheter ... -
Optimisation of a New Energy System in Longyearbyen based on LNG and Solar Energy - Applying Mixed Integer Linear Programming and a Rolling Horizon Heuristic
(Master thesis, 2018)Longyearbyen is an isolated, Arctic settlement, where the energy situation is facing changes in near future. Today s energy system in Longyearbyen is a stand-alone system, consisting of a coal power plant as primary power ... -
Optimization and Design of the Foil Swing Generator
(Master thesis, 2011)Energy is essential for the world today and the demand of green energy is increasing. Development and research in green energy enables new technologies to be realized. Coriolis A/S contributes to this wave by investigating ... -
Optimization and impact assessment of urban waterborne transportation by modular vessels
(Master thesis, 2022)Denne masteroppgaven har som mål å utforske konsepter for vannbaserte transportsystemer i urbane områder som kombinerer transport av gods og passasjerer for å øke effektivitet og redusere miljøpåvirkning og kostnader. Den ... -
Optimization Model Aimed for the Aquaculture Industry for Fleet Composition and Routing of Wellboats
(Master thesis, 2017)The Norwegian aquaculture industry is continuously seeking further growth, and aims to almost fivefold today s salmon production within the year of 2050. As the aquaculture industry is experiencing remarkable growth and ... -
Optimization models for reducing air emissions from ships
(Doktoravhandlinger ved NTNU, 1503-8181; 2013:169, Doctoral thesis, 2013)This research deals with the reduction of air emissions from ships. Ships are large contributors to air pollution with implications for climate change and human health. Regulations have entered into force or will in the ... -
Optimization of a Deck Structure due to Modularization of Cabins
(Master thesis, 2013)This thesis presents an optimization approach for design of a deck structure that enables modularization of cabins in superstructures of offshore support vessels. The methodology has been based on a superstructure designed ... -
Optimization of an Upstream Supply Chain - Developing the Optimal Supply Chain for Exploration Drilling Operations on the NCS
(Master thesis, 2015)The oil and gas industry is currently the largest industry in Norway, and it is expected to remain so in years to come. Only 44 % of the projected total recoverable resources have been extracted, and new discoveries are ... -
Optimization of Bow Shape for Large, Slow Ships
(Master thesis, 2012)Traditionally ships have been optimized for minimizing the fuel consumption in calm water. For slow, large ships like tankers and bulk carriers this has resulted in very blunt bows with high added resistance due to waves. ... -
Optimization of Combined Fleet and Installation Process for a Floating Offshore Wind Farm
(Master thesis, 2020)Det økende behovet for alternative energikilder har resultert i en større interesse for vindkraft. I løpet av de siste årene, har mange vindmølleparker blitt flyttet fra land til lokasjoner til havs. På verdensbasis består ... -
Optimization of Energy Saving Devices
(Master thesis, 2020)Som følgje av auka fokus på klima og høgare drivstoffprisar, har det dei siste tiåra vore ein veksande etterspurnad etter ny teknologi for å betre energieffektiviteten til skip. Ein av dei enklaste og mest effektive metodane ... -
Optimization of Onshore Base and Hub Location Supplying Oil and Gas Installations in the Barents Sea
(Master thesis, 2014)This report present an academic study of a location-routing problem combined with the fleet size and mix vehicle routing problem. Operations research (OR) is utilized to examine a concept of Statoil s supply logistic for ... -
Optimization of passive heave compensation during Subsea Factory heavy lift operations
(Master thesis, 2017)This thesis is about the study of the effect of heave passive compensation during subsea factory heavy lift operations. All the analysis are based on the data provided by Peter Sandvik, Marintek. The main objective is to ... -
Optimization of propeller pitch and revolutions in behind condition
(Master thesis, 2014)To reduce costs and limit pollution from transportation of goods by sea, a method for optimization of the propulsive efficiency of an 8000 dead weight tonnage tanker is investigated. Emphasis is put on the interaction ...