Sökning: "li-jonceller"

Hittade 2 uppsatser innehållade ordet li-jonceller.

  1. 1. State and Parametric Estimation of Li-Ion Batteries in Electrified Vehicles

    Master-uppsats, KTH/Elkraftteknik

    Författare :Anand Narayan; [2017]
    Nyckelord :Battery management system; Kalman filter; li-ion cells; observability analysis; state and parametric estimation; sensor bias; state of charge; Batteristyrsystemet; Kalmanfiltret; li-jonceller; laddningstillst°and; stat och parametrisk estimering; sensorfel; observerbarhetsanalys;

    Sammanfattning : The increasing demand for electric vehicles (EVs) has led to technological advancementsin the field of battery technology. State of charge (SOC) estimation is a vital function ofthe battery management system - the heart of EVs, and Kalman filtering is a commonmethod for SOC estimation. LÄS MER

  3. 2. Investigation of sinusoidal ripple current charging techniques for Li-ion cells

    Master-uppsats, KTH/Skolan för elektro- och systemteknik (EES)

    Författare :Sunilkumar Vadivelu; [2016]
    Nyckelord :Constant-current constant-voltage charging; electrochemical impedance spectroscopy; Li-ion cells; minimum-ac-impedance frequency; ripple currents; sinusoidal ripple-current charging; CC-CV-laddning; elektrokemisk impedansspektroskopi; Li-jonceller; SRC-CV-laddning;

    Sammanfattning : In recent years, the demand for Li-ion-type batteries has been increasing significantly in various fields of applications including portable electronics, electric vehicles, and also in renewable energy support. These applications ask for a highly efficient charging strategy in order to maintain a long life cycle of the batteries. LÄS MER