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Found 4 essays matching the above criteria.

  1. 1. Optimization of comfort-related energy and thermal comfort for commuter trains : A case study of Stockholm commuter trains

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Jimmy Lidén; [2023]
    Keywords : Energy efficiency; thermal comfort; commuter train; ventilation; cooling; heating; energy utilization; case study; temperature; transient; Energieffektivitet; termisk komfort; pendeltåg; ventilation; kyla; värme; energianvändning; fallstudie; temperatur; transient;

    Abstract : Today, energy efficiency is an increasingly important question in which progress is accelerating. One of the high electricity demand energy users is public transport. In addition, passenger satisfaction with thermal comfort is an important parameter. READ MORE

  3. 2. Monitoring energy efficiency of heavy haul freight trains with energy meter data

    University essay from KTH/Spårfordon

    Author : Philipp Geiberger; [2021]
    Keywords : Energy consumption; Energy meter; Energy monitoring; Heavy haul freight train; Key performance indicator; Multi-particle model; Simulation; Energiförbrukning; Elmätare; Energiuppföljning; Tungt godståg; Nyckeltal; Flerpartikelmodell; Simulering;

    Abstract : In this MSc thesis, it is investigated what parameters are relevant for describing energy consumption of heavy haul freight trains and how these can be used to develop key performance indicators (KPIs) for energy efficiency. The possible set of KPI is bounded by data available from energy meters used in electric IORE class locomotives hauling iron ore trains in northern Sweden. READ MORE

  4. 3. Energy focus in the building process

    University essay from Högskolan Dalarna/Energiteknik

    Author : Fredrik Puhakka; Simon Lund; [2019]
    Keywords : Energy follow-ups; building process; BBR; responsibility and measurement; Energiuppföljningar; byggnadsprocessen; BBR; ansvar och mätningar;

    Abstract : Residential buildings have served as homes for the humankind throughout the years and the energy focus is relatively new in comparison. The interest of the energy perspective has increased alongside with the stricter laws and goals in the European Union and the Swedish Building Board. READ MORE

  5. 4. Energy follow-up of the technology building in New Karolinska Solna Hospital (NKS)

    University essay from KTH/Tillämpad termodynamik och kylteknik

    Author : Asal Mohsenchian; [2018]
    Keywords : ;

    Abstract : Vikten av energieffektivisering och hållbarhet i samhället har blivit allt mer uppenbar under de senaste åren på grund av ökade CO2-utsläpp, energipriser och den globala uppvärmningen. Europeiska unionen har som mål att minska utsläppen av växthusgaser med 20% och öka andelen förnybar energi till 20 % av den totala energianvändningen fram till 2020. READ MORE