Sökning: "energiåtgången"

Visar resultat 1 - 5 av 92 uppsatser innehållade ordet energiåtgången.

  1. 1. Optimization of Thermal Comfort on Electric Buses : A Comprehensive Study on Passenger Satisfaction in Stockholm, Sweden

    Master-uppsats, KTH/Skolan för industriell teknik och management (ITM)

    Författare :Ellinor Hambraeus; Maxwell Minotta Cuervo; [2023]
    Nyckelord :Electric bus; Bus temperature; Thermal comfort; Energy efficiency; Predicted Mean Vote; Equivalent temperature v; Elbuss; busstemperatur; termisk komfort; energieffektivisering; Predicted Mean Vote; Ekvivalent temperatur vii;

    Sammanfattning : The transition towards electrification in the bus sector is necessary to achieve the global climate goals and has gained significant traction in recent years. However, there are critical challenges associated with this transition, one of them being the absence of excess heat that traditional combustion engines provided to warm the bus cabin. LÄS MER

  3. 2. LCC-analys av en elmotordrift

    Kandidat-uppsats, Högskolan i Gävle/Elektronik

    Författare :Tobias Östlund; [2023]
    Nyckelord :LCC analysis IM-motor SynRM IE IE-class VFD Frequency converter ABB DTC PWM Energy efficiency Pump Fan IEC dimensioning; LCC analys asynkronmotor SynRM IE IE-klass FRO Frekvensomriktare ABB DTC Energi Energieffektivisering PWM Pump Fläkt Energiklass IEC Ekodesigndirektivet Dimensionering Nuvärde Elområden;

    Sammanfattning : AFRY är ett ingenjörsföretag som har efterfrågat en studie som går ut på att ur ett elkonstruktionsperspektiv hitta enklare åtgärder för att bespara industrier pengar ge-nom att utföra energieffektiva investeringar i kontinuerliga elmotordrifter. Detta är extra relevant idag då energikostnaderna ökat anmärkningsvärt de senaste åren. LÄS MER

  4. 3. Active suspension in combat vehicles - Effect on mobility, comfort and accuracy

    Master-uppsats, KTH/Fysik

    Författare :Emil Zeidlitz; [2023]
    Nyckelord :Applied mechanics; Complex systems; Active suspension; Tillämpad mekanik; Komplexa system; Aktivt fjädringssystem;

    Sammanfattning : In this thesis the effect of an active suspension system versus a passive suspensionsystem utilized on a main battle tank/combat vehicle is studied. The effect oncomfort, mobility, accuracy and power draw is discussed. This is done with thegoal to study and understand if an improvement can be made using active sys-tems. LÄS MER

  5. 4. The Kinetics of Water Removal From an Iron Ore Pellet Prior to Hydrogen Reduction

    Kandidat-uppsats, KTH/Materialvetenskap

    Författare :Maja Andersson; Jonathan Garte; Johan Karlsson; [2023]
    Nyckelord :;

    Sammanfattning : Humanity is facing one of the biggest challenges ever presented in fighting climate change. To counter global warming, industries and scientists across the world are shifting manufacturing towards fossil independence in order to decrease emissions. LÄS MER

  7. 5. Utvecklingen av Underhållsprogram framtagna för Underhållsplanering av byggnader

    Uppsats för yrkesexamina på avancerad nivå, Lunds universitet/Byggproduktion

    Författare :Martin Svensson; [2023]
    Nyckelord :Underhållsprogram Underhållsplan Byggnation Underhåll Maintenance Maintenance plan Maintenance program Building engineering Drift Programs for buildings; Technology and Engineering;

    Sammanfattning : The purpose of this report was to investigate and to some extent resolve the problems with maintenance programs. There were 3 aims in this report and these were what problems the users experience with maintenance programs were going to be enlightened, that the problems were going to be solved and what maintenance programs are used for today and what they will be used for in the future were to be investigated. LÄS MER