Essays about: "laddningstillstånd"

Showing result 1 - 5 of 13 essays containing the word laddningstillstånd.

  1. 1. Open-Circuit-Voltage hysteresis measurement and modelling of LiFePO4 Batteries : Master Thesis Report - 2023

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

    Author : Guillaume Larrat; [2023]
    Keywords : Open-Circuit-Voltage OCV Hysteresis - Voltage relaxation - Galvanostatic Intermittent Titration Technique GITT - Hysteresis modelling; Öppenkretsspännings OCV hysteres - Spänningsrelaxation - Galvanostatisk intermittent titreringsteknik GITT - Hysteresmodellering;

    Abstract : In a context of an expected increasing use of Lithium-ion batteries in the transportation sector, Volvo AB is developing its own solutions for large electric vehicles. It is then beneficial to reduce the costs, the energy demand and the raw materials demand by improving the battery systems’ performances. READ MORE

  3. 2. Predicting power demand and optimizing energy management for fuel cell battery hybrid construction vehicles

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Abhishek Karthikeyan; [2023]
    Keywords : Fuel cell; Construction Vehicle; Energy management; Optimization; Model Predictive Control; Load prediction; Auto-correlation; Bränslecell; Byggfordon; Energihantering; Optimering; Modellförutsägande reglering; Belastningsprediktion; Autokorrelation;

    Abstract : The automotive industry has been actively seeking ways to reduce emissions and combat global warming. While pure battery electric vehicles have shown promise in achieving zero-tailpipe emissions, they face challenges in meeting the energy demands of large construction machines like excavators and wheel loaders, due to the heavy batteries required. READ MORE

  4. 3. Predictive control of fuel cell hybrid construction machines

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Aniroodh Kumaraswamy; [2023]
    Keywords : Fuel cell; Construction Vehicle; Energy management; Optimization; Model Predictive Control; Load prediction; Bränslecell; Byggmaskiner; Energihanteringssystem; Optimeringsproblem; Modellprediktiv Reglering; Belastnings-estimering;

    Abstract : Sedan industriella revolutionen har hastigheten av global uppvärmning och föroreningar i miljön ökat betydligt. Företag i fordonsindustrin arbetar aktivt för att göra sina produkter mer hållbara genom att bland annat minska utsläppen, minimera användningen av icke-förnybara resurser samt att återvinna. READ MORE

  5. 4. Lithium-ion battery modeling and SoC estimation

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Ruoyu Xu; [2023]
    Keywords : lithium-ion battery; cell modeling; state of charge; extended Kalman filter; pack modeling; litiumjonbatteri; cellmodellering; laddningstillstånd; utökat Kalmanfilter; packmodellering;

    Abstract : The energy crisis and environmental pollution have become increasingly prominent in recent years. Lithium batteries have attracted extensive attention due to their high energy density, safety, and low pollution. To further study how the battery works, it is necessary to establish an accurate model conforming to the battery characteristics. READ MORE

  6. 5. Design of a Future Residential DC Microgrid

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Viktor Andersson; Max Gugolz; [2022]
    Keywords : Grid control; grid converter; DC microgrid; buck-boost; PV; MPPT; P O; ESS; SOC;

    Abstract : In the search for environmentally friendly methods to implement renewable energy in the power system residential microgrids have been proposed and proven. The direct current (DC) microgrid topology is a promising implementation of a microgrid system due to the increasing amount of DC-operated loads and production units expected in the near future. READ MORE