• CFD Simulations of Flow Jetting Impact and High Erosion Region in a Production Choke and its Downstream Spool 

      Keprate, Arvind; Bagalkot, Nikhil; perinpasivam, Agastian (Linköping Electronic Conference Proceedings;Proceedings of the 63rd International Conference of Scandinavian Simulation Society, SIMS 2022, Chapter; Peer reviewed; Conference object; Journal article, 2022)
      Erosion wear, a rather well-known problem in the petroleum and transport industry. Over the years there have been many different models suggested to estimate the erosion. Each model uses unique equations and is suited for ...
    • Control strategies preventing wastewater overflow in Oslo 

      Seyhan, Halid; Komulainen, Tiina (Linköping Electronic Conference Proceedings;, Peer reviewed; Journal article, 2022)
      As climate change intensifies storms, larger rainwater volumes load the sewage network systems above the design capacity and escalate the risk of combined sewer wastewater overflow to natural waterways. Accordingly, the ...
    • Estimation of effluent nutrients in municipal MBBR process 

      Komulainen, Tiina M.; Baqeri, A. Malik; Nermo, Einar; Keprate, Arvind; Saltnes, Torgeir; Jansen, Katrine M.; Korostynska, Olga (Peer reviewed; Journal article, 2023)
      The recently updated European Union’s Urban Waste Water Treatment Directive proposal, European Green Deal, Biodiversity Strategy for 2030, and EU’s Energy System Integration highlight a pressing need for innovative ...
    • Model predictive control of district heating system 

      Lie-Jensen, Frode; Aannø, Andreas; Aleksandrova, Elena; Westli, Anders; Nielsen, Morten; Komulainen, Tiina M. (Linköping Electronic Conference Proceedings;153:007, Journal article; Journal article; Peer reviewed, 2018-11-19)
      District heating system (DHS) is a widely used and increasingly popular energy source in cities. The uncertainty in the heat load (HL) due to customer demand fluctuations makes unit commitment (UC) and heat production unit ...
    • Modeling and control of WRRF biogas production 

      Komulainen, Tiina; Mukhtar, Bilal; Ødegaard, Truls; Johansen, Hilde; Haualand, Kristine; Jonassen, Kjell Rune; Antonsen, Simen (Peer reviewed; Journal article, 2023)
      Wastewater treatment sector uses about 1 percent of total energy consumption in European Union, hence development of energy-efficient digital technologies is an urgent challenge. The aim of this article is to develop ...
    • Oil and Gas digital twins after twenty years. How can they be made sustainable, maintainable and useful? 

      Cameron, David B.; Waaler, Arild; Komulainen, Tiina M. (Linköping Electronic Conference Proceedings;Proceedings of The 59th Conference on Simulation and Modelling (SIMS 59), Journal article; Journal article; Peer reviewed, 2018-11-19)
      The digital twin offers a potentially powerful way of using simulation to support business and change the way industrial operations are done. The idea of the digital twin is not new but recent changes in information ...
    • Possible concepts for digital twin simulator for WWTP 

      Komulainen, Tiina; Johansen, Hilde (Linköping Electronic Conference Proceedings;No. 185, Conference object, 2021-03-31)
      Application of advanced modeling and simulation technologies is essential to meet future requirements for higher wastewater treatment capacity and increased discharge water quality without large investments in construction ...
    • A screening method for urban drainage zones 

      Komulainen, Tiina; Mørk, Tolli Lavrans; Al-Shiblawi, Ali Riyad; Roemer, Jakub (Linköping Electronic Conference Proceedings;No. 185, Peer reviewed; Journal article, 2021-03-31)
      Due to climate change, the storms have intensified leaving the urban drainage system and wastewater treatment plants hard to tackle with the large water quantities. In this study we develop a data-based screening method ...
    • Using the concept of data enclosing tunnel as an online feedback tool for simulator training 

      Marcano, Laura; Yazidi, Anis; Manca, Davide; Komulainen, Tiina M. (Linköping Electronic Conference Proceedings;Proceedings of The 59th Conference on Simulation and Modelling (SIMS 59), Journal article; Journal article; Peer reviewed, 2018-11-19)
      Feedback is one of the key factors that makes industrial simulator training an effective learning tool. Usually, the trainees receive feedback from the instructor, who guides them through the simulation tasks. However, ...