Now showing items 1041-1060 of 1632

    • Effect of Reactive Power Characteristic of Offshore Wind Power Plant on Low-Frequency Stability 

      Zhou, Weihus; Wang, Yanbo; Torres Olguin, Raymundo E.; Chen, Zhe (Journal article; Peer reviewed, 2020)
      Oscillation phenomena of offshore wind power plant (OWPP)in a wide frequency range can be caused due to impedance interactions between grid-connected inverters (GCIs) and transmission cables. In this paper, impedance model ...
    • Load Balancing of a Modular Multilevel Grid Interface Converter for Transformer-Less Large-Scale Wireless Electric Vehicle Charging Infrastructure 

      Guidi, Giuseppe; D'Arco, Salvatore; Nishikawa, Koudai; Suul, Jon Are Wold (Peer reviewed; Journal article, 2020)
      This paper analyses the requirements for load balancing of a new transformer-less grid interface topology for large-scale electric vehicle (EV) charging infrastructures. The proposed configuration utilizes a Modular ...
    • Considering flexibility in network expansion planning: present practices and regulatory conditions 

      Morch, Andrei Z; Amaro, Nuno; Migliavacca, Gianluigi (International Conference on the European Energy Market;2020, Chapter; Peer reviewed, 2020)
      There are strong regulatory signals prompting European system operators to consider flexible resources as an active subject in the grid expansion planning. The present paper is based on the first results from H2020 project ...
    • Active latent heat storage using biowax in a central heating system of a ZEB living lab 

      Sevault, Alexis; Næss, Erling (Science et technique du froid;, Chapter, 2020)
      The Zero Emission Building (ZEB) lab in Trondheim (Norway), owned by SINTEF and NTNU, provides a structure to develop and test innovative solutions in a living laboratory. An innovative latent heat storage (LHS) unit using ...
    • Performance Evaluation of Ejector Based CO₂ System for Simultaneous Heating and Cooling Application in an Indian Dairy Industry 

      Koti, Dasi; Singh, Simarpreet; Guruchethan, A.M.; Maiya, M.P.; Hafner, Armin; Banasiak, Krzysztof; Nekså, Petter (Peer reviewed; Journal article, 2020)
      India is ranked first in milk production, and its goal is to increase annual production to 300 million tons by 2024. The dairy industry requires multi-temperature cooling and simultaneous heating. In the present study, the ...
    • A combined fluid-dynamic and thermodynamic model to predict the onset of rapid phase transitions in LNG spills 

      Lervåg, Karl Yngve; Skarsvåg, Hans Langva; Aursand, Eskil; Ouassou, Jabir Ali; Hammer, Morten; Reigstad, Gunhild Allard; Ervik, Åsmund; Fyhn, Eirik Holm; Gjennestad, Magnus Aashammer; Aursand, Peder; Wilhelmsen, Øivind (Peer reviewed; Journal article, 2020)
      Transport of liquefied natural gas (LNG) by ship occurs globally on a massive scale. The large temperature difference between LNG and water means LNG will boil violently if spilled onto water. This may cause a physical ...
    • Impact on hydropower plant income from participating in reserve capacity markets 

      Haugen, Mari; Schaffer, Linn Emelie; Mo, Birger; Helseth, Arild (International Conference on the European Energy Market;2020, Chapter; Peer reviewed, 2020)
      The aim of this work is to simulate prices in the markets for spot and spinning reserve capacity in the Nordic region. We consider four selected seasonal weeks using a model framework for multi-market price forecasting in ...
    • High-Power Machines and Starter-Generator Topologies for More Electric Aircraft: A Technology Outlook 

      Nøland, Jonas Kristiansen; Leandro, Matteo; Suul, Jon Are Wold; Molinas Cabrera, Maria Marta (Peer reviewed; Journal article, 2020)
      More electric aircraft (MEA) architectures consist of several subsystems, which must all comply with the settled safety requirements of aerospace applications. Thus, achieving reliability and fault-tolerance represents the ...
    • Effects of scaling laws on the combustion and NOx characteristics of hydrogen burners 

      Meraner, Christoph; Li, Tian; Ditaranto, Mario; Løvås, Terese (Peer reviewed; Journal article, 2020)
      This paper proposes a novel bidirectional linkage between a long-term energy system model and an operational power market model. This combined modelling framework provides long-term energy system investment strategies that ...
    • Effect of Filling Pressure on Post-Arc Gap Recovery of N2 

      Abid, Fahim; Niayesh, Kaveh; Viken, Egil; Støa-Aanensen, Nina Sasaki; Jonsson, Erik; Meyer, Hans Kristian Hygen (Peer reviewed; Journal article, 2020)
      Experimental investigation of the effect of filling pressure on the post-arc dielectric recovery characteristics of nitrogen is reported in this paper. A half-cycle arc current duration of 540 μs followed by a 10 kV pulse ...
    • Strengthening Industrial Heat Pump Innovation : Decarbonizing Industrial Heat 

      de Boer, Robert; Marina, Andrew; Zühlsdorf, Benjamin; Arpagaus, Cordin; Bantle, Michael; Wik, Veronika; Elmegaard, Brian; Corberan, Jose M.; Benson, Jessica (Research report, 2020)
    • Syngas Production, Storage, Compression and Use in Gas Turbines 

      Yang, Minjiao; Yang, Haiping; Zhou, Hewen; Yang, Qing; Zhao, Haibo; Gul, Eid; Khan, Mohsin Ali; Skreiberg, Øyvind; Wang, Liang; Chao, He; Bartocci, Pietro; Slopiecka, Katarzyna; Bidini, Gianni; Fantozzi, Francesco (Biofuels and Biorefineries;10, Chapter; Peer reviewed, 2020)
      This chapter analyses syngas production through pyrolysis and gasification, its compression and its use in gas turbines. Syngas compression can be performed during or after thermal treatment processes. Important points are ...
    • Enabling Power Production from Challenging Industrial Off-Gas – Model-Based Investigation of a Novel Heat Recovery Concept 

      Skjervold, Vidar T.; Skaugen, Geir; Andresen, Trond; Nekså, Petter (Science et technique du froid;2020-1, Chapter; Peer reviewed, 2020)
      Off-gas from the metal industry is a significant surplus heat source that is often not utilized due to lack of internal and external heat demands. Power production from the surplus heat in the off-gas could be a promising ...
    • A detailed review on CO2 two-phase ejector flow modeling 

      Ringstad, Knut Emil; Allouche, Yosr; Gullo, Paride; Ervik, Åsmund; Banasiak, Krzysztof; Hafner, Armin (Peer reviewed; Journal article, 2020)
      Ejector-equipped vapor-compression systems for refrigeration and cooling, relying solely on (R744) as a natural working fluid, are perceived to be an eco-friendly and highly efficient solution for many applications. However, ...
    • Integration of a high-temperature borehole thermal energy storage in a local heating grid for a neighborhood 

      Jokiel, Michael; Rohde, Daniel; Kauko, Hanne; Walnum, Harald Taxt (SINTEF Proceedings;5, Chapter; Peer reviewed; Conference object, 2020)
      A borehole thermal energy storage (BTES) will be built in a refurbished residential district in Oslo, Norway. The new heating demand for the neighborhood is estimated to be 26 GWh/year. To partially meet this heating demand, ...
    • Nullutslippsgravemaskin. Læringsutbytte fra elektrifisering av anleggsmaskiner 

      Wiik, Marianne Rose Kjendseth; Haukaas, Nils-Olav; Ibsen, Jan Ivar; Lekanger, Randi; Thomassen, Romeo; Sellier, Dominique; Schei, Odd Olaf; Suul, Jon Are Wold (SINTEF Fag;67, Research report, 2020)
      Prosjektet "Zero Emission Digger" (ZED) har som hovedmål å realisere prototyper for to utslippsfrie 17,5 tonns beltegravemaskiner tilpasset bruk på byggeplasser. Hensikten med prosjektet er å utvikle maskinene fra et ...
    • Hydromorfologisk klassifisering av elver og økologisk relevans - testing av metode 

      Harby, Atle; Bakken, Tor Haakon; Hansen, Bendik Kristoffer Torp; Lindholm, Markus; Mauseth, Jon; Schönfelder, Lennart; Zinke, Peggy (SINTEF Rapport;, Research report, 2020)
      Denne rapporten beskriver utprøving av en foreslått metode for hydromorfologisk klassifisering av elver i utvalgte vannforekomster. Metoden inneholder bruk av 8 indikatorer for morfologi, 4 indikatorer for barrierer og 8 ...
    • Effect of torrefaction on properties of pellets produced from woody biomass 

      Wang, Liang; Riva, Lorenzo; Skreiberg, Øyvind; Khalil, Roger Antoine; Bartocci, Pietro; Yang, Qing; Yang, Haiping; Wang, Xuebin; Chen, Dengyu; Rudolfsson, Magnus; Nielsen, Henrik Kofoed (Peer reviewed; Journal article, 2020)
      Torrefaction has been recognized as a promising strategy to improve handling and storage properties of wood-based pellets, thus producing a uniform-quality commodity with high energy density and hydrophobicity. In this ...
    • Effect of Waste Heat Utilization on the Performance of Low Temperature Rankine Cycle 

      Shahrooz, Mina; Lundqvist, Per; Nekså, Petter (Science et technique du froid;2020-1, Chapter; Peer reviewed, 2020)
      Low temperature Rankine cycle is a prominent solution for power generation in Waste Heat Recovery (WHR) application. The performance of this cycle is affected by various parameters including characteristics of the heat ...
    • Streamer propagation along a profiled dielectric surface 

      Meyer, Hans Kristian Hygen; Marskar, Robert; Gjemdal, Henrik; Mauseth, Frank (Peer reviewed; Journal article, 2020)
      We investigate the propagation of positive streamers along a profiled dielectric surface in air at atmospheric pressure. Results from experiments and two-dimensional planar low-temperature plasma fluid simulations are ...