Blar i NTNU Open på forfatter "Tollefsen, Trond"

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    • Digitalization of the power business: How to make this work? 

      Svendsen, Arne Brufladt; Tollefsen, Trond; Gjengedal, Terje; Goodwin, Morten; Antonsen, Stian (Chapter, 2018)
      As a result of the digitalization of the power business in Norway and Europa, a lot of new possibilities and challenges arise. In 2014 an expert committee one outlined a proposal for the future grid company structure in ...

    • Efficient Power Flow Algorithms for Risk Management in Electrical Power Systems 

      Roska, Gaute (Master thesis, 2015)
      Abstract The society depends on a reliable electrical power system. The socio-economic cost will be high if a wide-ranging disruption of the supply occurs over an extended period of time. Thus programs that help system ...

    • Nonlinear Model Predictive Control (NMPC) of Separation Trains 

      Tollefsen, Trond (Master thesis, 2009)
      An evaluation of Modelica Fluid Library 1.0 has been performed and the new library has been found to be more efficient both during modelling and during computations than the beta version of the library. The separator model ...

    • Prospective and Efficient Techniques for Model Reduction in Reliability Calculations 

      Pedersen, Robert Fossmark (Master thesis, 2013)
      A reliable electric power supply is essential for modern society. Recently, severe blackouts worldwide have attracted attention to reliability studies in power system planning and operation. The relevance of the traditional ...