• A rolling horizon approach for scheduling of multiproduct batch production and maintenance using generalized disjunctive programming models 

      Wu, Ouyang; Dalle Ave, Giancarlo; Harjunkoski, Iiro; Imsland, Lars Struen (Peer reviewed; Journal article, 2021)
      This paper considers joint production and maintenance scheduling of a multiproduct batch chemical manufacturing plant. A Generalized Disjunctive Programming-based formulation is proposed for the scheduling problem, integrating ...
    • Rolling Horizon Simulator for Evaluation of Bidding Strategies for Reservoir Hydro 

      Riddervold, Hans Ole; Aasgård, Ellen Krohn; Skjelbred, Hans Ivar; Naversen, Christian Øyn; Korpås, Magnus (Chapter, 2019)
      In this paper, a practical approach for benchmarking different bidding strategies towards the day-ahead market has been evaluated. A rolling horizon simulation framework is developed and closely integrated in the daily ...
    • Rolling Resistance Measurements on Cycleways Using an Instrumented Bicycle 

      Fenre, Mathis Dahl; Klein-Paste, Alex (Peer reviewed; Journal article, 2021)
      Snow and ice on roads often lead to increased rolling resistance that makes roads less accessible and less attractive for cyclists. Introducing a minimum requirement for rolling resistance in winter maintenance of cycleways ...
    • Rom for forskjell? Barnevernstjenestens møte med norske romer 

      Fævelen, Malin (Journal article; Peer reviewed, 2016)
      Den norske romgruppen er en svært marginalisert minoritet, som i relativt nær fortid er blitt utsatt for rasisme og folkemord. Hovedtema for artikkelen er barnevernsarbeidernes forståelse av norske romer, og det blir ...
    • Roman Iron Age and Migration period building traditions and settlement organisation at Vik, Ørland 

      Pettersen, Aina Margrethe Heen; Lorentzen, Astrid Brønseth (Chapter; Peer reviewed, 2019)
      This article examines Roman Iron Age and Migration Period building traditions, settlement organisations and the social relations of two multiphase farmsteads in Fields C and D at southern Vik, Ørland. Firstly and by applying ...
    • 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 temperature mechanical properties of A356 alloy with Ni additions from 0.5 Wt to 2 Wt% 

      Lattanzi, Lucia; Di Giovanni, Maria Teresa; Giovagnoli, Maverick; Fortini, Annalisa; Merlin, Mattia; Casari, Daniele; Di Sabatino Lundberg, Marisa; Cerri, Emanuela; Garagnani, Gian Luca (Journal article; Peer reviewed, 2018)
      In recent years, the influence of Ni on high-temperature mechanical properties of casting Al alloys has been extensively examined in the literature. In the present study, room temperature mechanical properties of an A356 ...
    • 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 ...
    • A room-temperature formaldehyde sensor based on hematite for breast cancer diagnosis 

      Zhang, Rui; Liu, Chuanqun; Wang, Pu; LI, Yang; Su, Yue; Dai, Jianxun (Peer reviewed; Journal article, 2022)
      Formaldehyde (HCHO) is regarded as one kind of indoor pollutant. Additionally, HCHO serves as a biomarker in the exhaled breath of breast cancer patients. Early warning and management are crucial for the environment and ...
    • The Root Causes of Compromised Accounts at the University 

      Nyblom, Philip Johannes Brugmans; Wangen, Gaute; Kianpour, Mazaher; Østby, Grethe (Chapter, 2020)
      Compromised usernames and passwords are a continuous problem that several organizations struggle with even though this is a known problem with known solutions. Passwords remain a problem for the modern University as it ...
    • 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 ...
    • Root traits predict decomposition across a landscape-scale grazing experiment 

      Smith, Stuart; Woodin, Sarah J.; Pakeman, Robin J; Johnson, David; van der Wal, René (Journal article; Peer reviewed, 2014)
      - Root litter is the dominant soil carbon and nutrient input in many ecosystems, yet few studies have considered how root decomposition is regulated at the landscape scale and how this is mediated by land‐use management ...
    • RORα controls inflammatory state of human macrophages 

      Nejati Moharrami, Neda; Tande, Erlend Bjørkøy; Ryan, Liv; Espevik, Terje; Boyartchuk, Victor (Journal article; Peer reviewed, 2018)
      ROR family of nuclear receptor transcription factors forms nodes connecting metabolic and inflammatory signaling pathways. The RORα members of the family have intrinsic transcriptional activity and they are involved in ...
    • Rotating Power Electronics for Electrical Machines and Drives - Design Considerations and Examples 

      Nøland, Jonas Kristiansen; Molinas Cabrera, Maria Marta (Chapter, 2020)
      The industrial shift towards rotating power electronics (RPE) promotes brushless flexible rotor excitation, as well as battery-less rotor instrumentation and measurement devices for electrical machines. Recently, the ...
    • Rotating shaft's non-linear response statistics under biaxial random excitation, by path integration 

      Gaidai, Oleg; Dimentberg, Michael; Næss, Arvid (Journal article; Peer reviewed, 2018)
      The response of rotating shaft to random excitations is of practical concern for various rotor type engine design applications, with high level of potential external forces of stochastic nature. Authors have studied ...