• Roof-integrated PV in Nordic climate - Building physical challenges 

      Gullbrekken, Lars; Kvande, Tore; Time, Berit (Peer reviewed; Journal article, 2015)
      Use of photovoltaics (PV) is key remedies in buildings where a large part of the energy supply should be based on renewable energy. PV in Nordic climate can be challenging because ofand temperatures below zero. The aim of ...
    • Room semantics inference using random forest and relational graph convolutional networks: A case study of research building 

      Hu, Xuke; Fan, Hongchao; Noskov, Alexey; Wang, Zhiyong; Zipf, Alexander; Gu, Fuqiang; Shang, Jianga (Peer reviewed; Journal article, 2020)
      Semantically rich maps are the foundation of indoor location-based services. Many map providers such as OpenStreetMap and automatic mapping solutions focus on the representation and detection of geometric information (e.g., ...
    • Room Temperature Characteristics of Polymer-Based Low Ice Adhesion Surfaces 

      He, Zhiwei; Vågenes, Elisabeth Tanami; Delabahan, Chrisrosemarie; He, Jianying; Zhang, Zhiliang (Journal article; Peer reviewed, 2017)
      Ice adhesion is mainly dictated by surface properties, and water wettability is frequently correlated with ice adhesion strength. However, these established correlations are limited to high ice adhesion and become invalid ...
    • Room temperature creep mechanism of a Pb-Sn-Sb lead alloy 

      Viespoli, Luigi Mario; Johanson, Audun; Alvaro, Antonio; Nyhus, Bård; Berto, Filippo (Journal article; Peer reviewed, 2019)
      Lead alloys are the most common materials adopted for the production of subsea power cable sheathing. The sheathing is a layer of stable and watertight metal, which serves to prevent the electrical failure of the cable. ...
    • Room to Manoeuvre: Governing the Project Provisions 

      Torp, Olav; Ingemund, Jordanger; Klakegg, Ole Jonny; Bjerke, Yvonne C. (Chapter, 2019)
      Purpose – The purpose of the paper is 1) to address the importance of contingency at the right level when defining project control baseline, including cost reserves / “room to manoeuvre” and 2) present proactive uncertainty ...
    • Room-level occupancy simulation model for private households 

      Wolf, Sebastian; Cali, Davide; Alonso, Maria Justo; Li, Rongling; Korsholm Andersen, Rune; Krogstie, John; Madsen, Henrik (Journal article; Peer reviewed, 2019)
      This work presents a novel occupancy simulation model for residential buildings. The main contribution is that occupancy is simulated at room level, as opposed to more course spatial resolutions in previous studies. The ...
    • Room-Temperature Curing and Grain Growth at High Humidity in Conductive Adhesives with Ultra-Low Silver Content 

      Pettersen, Sigurd Rolland; Redford, Keith; njagi, john; Kristiansen, Helge; Helland, Susanne; Kalland, Erik; Goia, Dan; Zhang, Zhiliang; He, Jianying (Journal article; Peer reviewed, 2017)
      Isotropic conductive adhesives (ICAs) are alternatives to metallic solders as interconnects in solar modules and electronic devices, but normally require silver contents >25 vol.% and elevated curing temperatures to achieve ...
    • Root cause analysis of oil well kicks 

      Deltay, Daniya (Master thesis, 2011)
      Investigating and establishing root causes of oil well kicks is a hot topic today, especially after the blowout of the Macondo well in the Gulf of Mexico in 2010. Lessons can be learned from previous cases and their known ...
    • Root causes of hydrocarbon leaks on offshore petroleum installations 

      Vinnem, Jan Erik; Røed, Willy (Journal article; Peer reviewed, 2015)
      Hydrocarbon leaks on offshore installations may result in severe consequences to personnel, to the environment and to assets. In order to prevent such leaks, it is crucial to understand their root causes. The objective of ...
    • ROS 2 Integration of the ABB YuMi Dual-Arm Robot and the Zivid One 3D Camera for Autonomous Manipulation of Small Components 

      Bjønnes, Markus; Nilsen, Marius (Master thesis, 2020)
      Hovedmålet for denne avhandling er utviklingen av et robotsystem for ekstern styring av en toarmet ABB YuMi industrirobot. Robotsystemet skal utføre oppgaver som autonom håndtering av små komponenter i montasjeoperasjoner. ...
    • ROS 2 Integration of the ABB YuMi Dual-Arm Robot and the Zivid One 3D Camera for Autonomous Manipulation of Small Components 

      Bjønnes, Markus; Nilsen, Marius (Master thesis, 2020)
      Hovedmålet for denne avhandling er utviklingen av et robotsystem for ekstern styring av en toarmet ABB YuMi industrirobot. Robotsystemet skal utføre oppgaver som autonom håndtering av små komponenter i montasjeoperasjoner. ...
    • Rosa Field Development Plan 

      Mateus, Singa Kuemfilamo (Master thesis, 2012)
      ABSTRACT According to the Department of Energy U.S.A, the amount of oil produced by conventional extraction techniques only account with 1/3 of the total oil available in discovered reserves. Thus, a major concern in oil ...
    • Rotation Representations Methods for Pose Estimation with Deep Learning 

      Grüner, Henrik (Master thesis, 2022)
      Problemstillingen med å estimere rotasjonsmatriser i 3D er et gammelt problem i datasyn som har gjenoppstått sammen med den ekstreme økningen av metoder i dyp læring. Det har blitt forsøkt å benytte nevrale nettverk for ...
    • Rotational CPTU method: development and testing of an innovative sounding approach for rapid and accurate in-situ detection of quick clay 

      Liu, Xuyan (Master thesis, 2023)
      Denne oppgaven presenterer en innovativ geoteknisk feltundersøkelsesmetode - den roterende CPTU-metoden (forkortet DRTCPT), for rask og nøyaktig in-situ detektering av omfattende kvikkleiresedimentering. Den nye metoden ...
    • Rotårsaksanalyser 

      Smedvik, Kjetil Andre (Master thesis, 2010)
      Målet med masteroppgaven har vært å utvikle en håndbok for rotårsaksanalyser (RCA) som landorganisasjonen til Odfjell Drilling kan benytte. Bakgrunnen for utviklingen av håndboken var den økende bevisstheten rundt verktøyet ...
    • Roterende utstyr - Hvordan øke pålitelighet og styre vedlikehold til planlagte stopp? 

      Morten Nilsen; Tom Helseth (Bachelor thesis, 2020)
      Stadig økende krav til effektivitet i produksjonsbedrifter øker belastningen på produksjonsutstyr som stiller større krav til pålitelighet og optimalisert vedlikehold. Dette prosjektet har fulgt Glava fabrikk i Askim sitt ...
    • Rotor imbalance detection and diagnosis in floating wind turbines by means of drivetrain condition monitoring 

      Mehlan, Felix Christian; Nejad, Amir R. (Peer reviewed; Journal article, 2023)
      This paper presents a novel approach for detection and diagnosis of the rotor imbalance types pitch misalignment, yaw misalignment and mass imbalance by monitoring the drivetrain vibration response. Traditionally, only ...
    • Rotor wake turbulence: An experimental study of a wind turbine wake 

      Eriksen, Pål Egil (Doctoral thesis at NTNU;2016:34, Doctoral thesis, 2016)
      An experimental investigation of the first five diameters of the wake of a 0.9 meter in diameter model wind turbine with three blades has been undertaken. The blades are twisted and tapered and uses a NREL S826 ...
    • Rotor-Stator Interaction in Low-Specific Speed Francis Turbines 

      Agnalt, Einar (Doctoral theses at NTNU;2019:219, Doctoral thesis, 2019)
      Several breakdowns in hydropower plants with low specific speed Francis runners have been reported. These breakdowns are understood to be related to pressure pulsations, vibration modulus and the combination of these. One ...
    • The Rotor-Stator Interaction Onboard a Low Specific speed Francis Turbine 

      Agnalt, Einar; Solemslie, Bjørn Winther; Storli, Pål-Tore Selbo; Dahlhaug, Ole Gunnar (Journal article; Peer reviewed, 2020)
      Over the last years, several breakdowns in hydropower plants with low specific speed Francis runners have been reported. One of the main excitation forces in such runners is the pressure fluctuations originating from the ...