Blar i NTNU Open på forfatter "Fossen, Thor Inge"

Viser treff 21-40 av 82

    • Cooperative Control and RTK Navigation System for Multirotors 

      Røli, Jon-Håkon Bøe (Master thesis, 2015)
      This thesis considers the implementation of cooperative control on small, unmanned, multirotor systems. More specifically, the problem of distributed formation control is handled, as well as the necessary high precision ...

    • Coordinated Control of Multirotors for Suspended Load Transportation and Fixed-Wing Net Recovery 

      Klausen, Kristian (Doctoral theses at NTNU;2017:172, Doctoral thesis, 2017)
      As the core technology behind Unmanned Aerial Vehicles (UAVs) have matured, there have been a surge of increased interest for these vehicles over the past years. UAVs have the potential to become a ubiquitous tool for ...

    • A decision support system for autonomous ship trajectory planning 

      Akdag, Melih; Pedersen, Tom Arne; Fossen, Thor Inge; Johansen, Tor Arne (Peer reviewed; Journal article, 2023)
      This study presents an approach to enhance human–machine collaboration in autonomous ship trajectory planning. A decision support system is developed, considering crucial environmental factors such as ocean currents, wind, ...

    • Design and Validation of a Course Control System for a Wave-Propelled Unmanned Surface Vehicle 

      Dallolio, Alberto; Øveraas, Henning; Alfredsen, Jo Arve; Fossen, Thor Inge; Johansen, Tor Arne (Journal article, 2022)
      Unlike common marine vessels, wave-propelled vehicles cannot directly control their speed, but rely instead on the forces exerted by the environment to navigate as intended. The unique navigation capabilities of such ...

    • Determination of Real-Time Positions of a Seagoing Vessel Based on Real-Time Video 

      Hornang, Stig (Master thesis, 2010)
      This thesis investigates the possibility of determining the position of a seagoing vessel based solely on the video streams from multiple cameras. The problem is addressed in relation to offshore crane operations where ...

    • Development and Comparison of Estimation Methods for Attitude Determination 

      Rinnan, Toril Bye (Master thesis, 2012)
      The NTNU Test Satellite (NUTS) project, is part of the Norwegian Student Satellite programANSAT. The goal of the project is to design and launch a double CubeSat by the endof 2014. During earlier satellite projects at NTNU, ...

    • Development of a Dynamic Positioning System for Merlin WR200 ROV 

      Aakre, Øyvind Løberg (Master thesis, 2016)
      Control of Remotely Operated Vehicles (ROV) with manipulator arms, require control of all Degrees of Freedom (DOF) of the vehicle. Merlin WR200 is a work-class ROV currently equipped with automatic depth and heading control, ...

    • Dynamic Positioning for Small Autonomouse Surface Vessels 

      Øien, Stein-Inge Torset (Master thesis, 2016)
      The thesis seeks to prove that it is possible to implement dynamic positioning on small autonomous surface vessels by means of simple control and thrust allocation algorithms. Doing so without the need for observers and ...

    • Embedded utvikling og design av bølgeestimator 

      Steinshamn, Tarjei (Master thesis, 2020)
      Programvare og algoritmer for estimering av bølgedata og sanntids-bølgehøyde ble implementert på en STM32 ARM-Cortex-M mikrokontroller. Bølgesensoren er laget til bruk på flytende målebøyer, til estimering av bølger og til ...

    • Experimental validation of dynamic stationkeeping capability analysis: The next level DP capability analysis 

      Børhaug, Brede (Master thesis, 2012)
      This thesis considers two main issues: the theoretical aspects of stationkeeping capability analysis in general, and dynamic capability (DynCap) analysis in particular; further there has been conducted capability analyses ...

    • Fault-tolerant Sensor Fusion Based on Inertial Measurements and GNSS 

      Bryne, Torleiv Håland (Master thesis, 2013)
      The standard observer for inertial navigation system (INS) have for many years been the extended Kalman filter. Due to extensive research, in recent years, on nonlinear observer applied with low-cost inertial sensors can ...

    • Fault-Tolerant UAV Flight Control System 

      Dybsjord, Kerrin Andre (Master thesis, 2013)
      The main focus of this master s thesis is fault-tolerant control systems (FTCSs) for unmanned aerial vehicles (UAVs). The goals are to develop an automatic-flight control system (AFCS) with fault detection and isolation ...

    • Fuel-Efficient Control Allocation for Supply Vessels 

      Larsen, Kjell Erik (Master thesis, 2012)
      The motivation behind this thesis was to find a control allocation algorithm to reduce the power consumption onboard maritime vessels. As more and more maritime operations starts to go at deeper sea levels the further away ...

    • Guidance Algorithms for Planar Path-based Motion Control Scenarios 

      Haugen, Joakim (Master thesis, 2010)
      The problem of performing accurate path maneuvering tasks in planar space is investigated in thesis. The purpose is to utilize limited knowledge about the vehicle's maneuverability constraints to output feasible reference ...

    • Guidance and Control System for Dynamic Positioning and Path Following of an AUV exposed to Ocean Currents 

      Kristoffersen, Aksel (Master thesis, 2021)
      Fullt aktiverte AUV-er har potensialet til å utføre ubemannede undervannsoppdrag, og dynamisk posisjonering og stifølgning er begge viktige scenarier å mestre for å oppnå inspeksjons- og intervensjonsoppgaver på nært ...

    • Handling Unknown External Forces with Highly Responsive DP Controller 

      Ofstad, Christoffer Andreas (Master thesis, 2014)
      Rising marine activity in the arctic has introduced many ice related challenges for Dynamically Positioned (DP) marine vessels. Current motion control systems for DP vessels are not designed to handle ice-related disturbances, ...

    • Hardware-in-the-Loop rammeverk for UAV testing 

      Stern, Christopher (Master thesis, 2011)
      I denne rapporten presenteres et rammeverk for Hardware in the Loop Simulation (HILS) i forbindelse med utvikling av Unmanned Aerial Vehicle (UAV) styresystemer. Oppgaven er utført som masteroppgave ved Teknisk Kybernetikk, ...

    • High Angle of Attack Landing of an Unmanned Aerial Vehicle 

      Gryte, Kristoffer (Master thesis, 2015)
      Motivated by the limited landing space on board a ship, this thesis investigates the landing of the Skywalker X8 fixed wing unmanned aerial vehicle (UAV) in a net. Further motivated by the way birds abruptly, and equally ...

    • Indoor Navigation System and Suspended Load Control for Multirotors 

      Cetin, Recep (Master thesis, 2015)
      This thesis considers a high precision indoor navigation system and a suspended load control for multirotor systems. A complete overview of a multirotor system with all the necessary hardware and software is presented. A ...

    • Infrared Object Detection & Tracking in UAVs 

      Leira, Frederik Stendahl (Master thesis, 2013)
      The present thesis describes the design and implementation of a small, light weight and power efficient payload system for the use in unmanned aerial vehicles (UAVs). The primary application of the payload system is that ...