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    • Wind pressure coefficients for roof ventilation purposes 

      Gullbrekken, Lars; Uvsløkk, Sivert; Kvande, Tore; Pettersson, Kaj; Time, Berit (Journal article; Peer reviewed, 2018)
      Wind pressure coefficients (cp) are important inputs for analytical calculations of wind load. The aim of this research is to investigate wind pressure coefficients on a test house located in Norway in order to pave the ...

    • Wind Turbine Model Validation with Measurements 

      Marvik, Jorun Irene; Endegnanew, Atsede Gualu (Peer reviewed; Journal article, 2012)
      The objective of this work is to validate wind turbine models available in commercial simulation tools with measurements. Results are shown for two turbines located in two different wind farms; wind turbine 1 is a fixed ...

    • Wind-driven rain tightness of building-integrated photovoltaics panels 

      Moschetti, Roberta; Gullbrekken, Lars; Asphaug, Silje Kathrin (Peer reviewed; Journal article, 2023)
      The exposure to wind-driven rain (WDR) is a key factor impacting the performance and the durability of the building envelope. Building-integrated photovoltaic (BIPV) panels are increasingly used as roofing and façade ...

    • Window Size Effects on Subjective Impressions of Daylit Spaces: Indoor Studies at High Latitudes Using Virtual Reality 

      Moscoso Paredes, Claudia Trinidad; Chamilothori, Kynthia; Wienold, Jan; Andersen, Marilyne; Matusiak, Barbara Szybinska (Peer reviewed; Journal article, 2020)
      Daylight provision to the indoor space is affected by different building elements that cannot be fully controlled by the users, such as the window size of a space. The dimensions of the fenestration not only affect the ...

    • Window with integrated solar collector : Climate resistance evaluation report 

      Risholt, Birgit Dagrun; Asphaug, Silje Kathrin; Busklein, Jan Ove; Uvsløkk, Sivert; Rognvik, Egil; Grynning, Steinar (ZEB Project report;26, Research report, 2015)
      The NorDan solar collector is a window/solar collector combination which can be mounted as a traditional window in the façade of a new building. The component is originally designed for new buildings, but the research and ...

    • Windowed PWM: A Configurable Modulation Scheme for Modular Multilevel Converter-Based Traction Drives 

      de Simone, Davide; Tricoli, Pietro; D'Arco, Salvatore; Piegari, Luigi (Peer reviewed; Journal article, 2020)
      This article introduces a modulation technique for modular multilevel converter (MMC) in variable speed traction drives for electrical transportation referred as windowed pulsewidth modulation (W-PWM). The windowed PWM ...

    • Windows in existing buildings - maintenance, upgrading or replacement? Windows in existing buildings in a sustainable perspective 

      Fossdal, Sverre (Prosjektrapport (Norges Byggforskningsinstitutt);192, Research report, 1996)

    • Windows. Recent research and experiences made by Norwegian Building Research Institute 

      Breder, Kristin; Dreier, Carsten; Gjelsvik, Tore; Heiersted, Roy S.; Nielsen, Anker F. (Prosjektrapport (Norges Byggforskningsinstitutt);1, Research report, 1985)
      At the Norwegian Building Research Institute, we have been working with window research and development for many years and have made it one of our main fields of interest Different types of specialized testing equipment ...

    • Winter concreting full-scale field trial of rock tower foundations 

      Petrich, Christian; Sæther, Irina Vasiljeva; Arntsen, Bård (Lecture, 2018)
      Winter concreting can be an attractive option for construction in remote areas where concerns about wildlife and soil integrity are prioritized. In order to minimize disturbance of wildlife and to be able to access remote ...

    • Wire and Arc Additive Manufacturing with TiC-Nanoparticle Reinforced AA5183 Alloy 

      Langelandsvik, Geir; Ragnvaldsen, Olav; Flåm, Jan Eskil; Akselsen, Odd Magne; Roven, Hans Jørgen (Peer reviewed; Journal article, 2020)
      Wire and arc additive manufacturing of aluminium-ceramic composites shows great potential to produce high strength materials. By incorporation of nanoparticles in the feedstock wire, fine-grained material with low ...

    • Wire arc additive manufacturing of AA5183 with TiC nanoparticles 

      Langelandsvik, Geir; Eriksson, Magnus; Akselsen, Odd M.; Roven, Hans Jørgen (Peer reviewed; Journal article, 2021)
      Aluminium alloys processed by wire arc additive manufacturing (WAAM) exhibit a relatively coarse microstructure with a columnar morphology. A powerful measure to refine the microstructure and to enhance mechanical properties ...

    • Wire-arc additive manufacturing of structures with overhang: Experimental results depositing material onto fixed substrate 

      Evjemo, Linn Danielsen; Langelandsvik, Geir; Moe, Signe; Danielsen, Morten Høgseth; Gravdahl, Jan Tommy (Peer reviewed; Journal article, 2022)
      As additive manufacturing (AM) technology grows both more advanced and more available, the challenges and limitations are also made more evident. Most existing solutions for AM build structures layer by layer using strictly ...

    • Wireless Communication Technologies for Safe Cooperative Cyber Physical Systems 

      Balador, Ali; Kouba, A; Cassioli, Dajana; Foukalas, Fotis; Severino, Ricardo B.; Stepanova, Daria; Agosta, Giovanni; Xie, Jing; Pomante, Luigi; Mongelli, Maurizio; Pierini, Pierluigi; Petersen, Stig; Sukuvaara, Timo (Journal article; Peer reviewed, 2018)
      Cooperative Cyber-Physical Systems (Co-CPSs) can be enabled using wireless communication technologies, which in principle should address reliability and safety challenges. Safety for Co-CPS enabled by wireless communication ...

    • Wireless Instrumentation for Safety Critical Systems. Technology, Standards, Solutions and Future Trends 

      Petersen, Stig; Aakvaag, Niels (, Research report, 2015)
      Wireless communication is an important part of everyday life, but has until recently been considered too unreliable for use in industrial processes. In particular, there has been reluctance to accept wireless systems as ...

    • Wireless Instrumentation for the Water and Wastewater Industry 

      Petersen, Stig; Myhre, Bård; Røstum, Jon (Journal article; Peer reviewed, 2014)

    • Wireless monitoring for assessment of concrete railway bridges - Experiences from field tests 

      Täljsten, Björn; Popescu, Cosmin; Nilforoush, Rasoul (Chapter, 2022)
      This paper focus on assessment on a prestressed three span concrete box bridge by the use of a wireless monitoring system in combination with visual inspection. The bridge is located in the very north of Sweden, in Abisko. ...

    • Wireless Smart Systems Beyond RFID 

      Vermesan, Ovidiu (Lecture, 2008)
      It is expected that in the coming 20 years the IoT will be pervasive, and ubiquitous: smart devices, embedded in smart materials, will work in synergy to improve the quality of our lives. In this context wireless smart ...

    • WirelessHART vs. ISA100.11a: The Format War Hits the Factory Floor 

      Petersen, Stig; Carlsen, Simon (Journal article; Peer reviewed, 2011)
      The first decade of the new millennium has been a stage for the rapid development of wireless communication technologies for low-cost, low-power wireless solutions capable of robust and reliable communication [1]. IEEE ...

    • Wise use of renewable energy in transport 

      Lindstad, Elizabeth; Ask, Tor Øyvind; Cariou, Pierre; Eskeland, Gunnar; Rialland, Agathe Isabelle (Journal article; Peer reviewed, 2023)
      The transport sector accounts for around 25 % of global energy use, considering both fuel production and consumption. To mitigate climate change, a fast decarbonization of transport is therefore often seen as a necessity, ...

    • Wise use of renewable energy in transport 

      Lindstad, Elizabeth; Ask, Tor Øyvind; Cariou, Pierre; Eskeland, Gunnar; Rialland, Agathe Isabelle (Journal article; Peer reviewed, 2023)
      The transport sector accounts for around 25 % of global energy use, considering both fuel production and consumption. To mitigate climate change, a fast decarbonization of transport is therefore often seen as a necessity, ...