Essays about: "Electronic Load"

Showing result 1 - 5 of 39 essays containing the words Electronic Load.

  1. 1. Evaluation of key performance indices for frequency quality : A method for evaluating frequency stability in the Nordic power system

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

    Author : Sophia Larbi Engelbrektsson; [2023]
    Keywords : Ancillary Services; Kinetic Energy; Frequency Dependent Load; Frequency Stability; Frequency Quality; KPI; Nordic Power System; Frekvensberoende Last; Frekvenskvalité; Frekvensstabilitet; Kinetisk Energi; Nordiska Elsystemet; Nyckeltal; Stödtjänster;

    Abstract : The Nordic power system is in a changing phase, with more power electronic interfaced connections, and HVDC connections to other synchronous areas, which impacts the frequency quality. This is a challenge for the transmission system operator of Sweden, Svenska Kraftnät, who, with the other Nordic transmission system operators, is responsible for the physical balancing of the Nordic power system. READ MORE

  3. 2. Investigation of switching power losses of SiC MOSFET : used in a DC/DC Buck converter

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

    Author : André Xavier Svensson; [2022]
    Keywords : Switching power losses; Metal Oxide Semiconductor Field Effect Transistor; Silicon carbide; Synchronous Buck converter; Wide Band Gap; Double Pulse Test; Efficiency; Temperature; Växlande effektförluster; Fälteffekttransistor; Kiselkarbid; Synchronous Buck omvandlare; Wide Band Gap; Double Pulse Test; Verkningsgrad; Temperatur;

    Abstract : All DC/DC converter products include power electronic circuits for power conversion.It is important to find an efficient way for power conversion to reduce power losses and reduce the need for cooling and achieve environmentally friendly solutions.The use of semiconductor switches of wide band gap type is a solution to the problem. READ MORE

  4. 3. Investigation of Vibration in Electrical Circuit used in Maritime Applications

    University essay from KTH/Lättkonstruktioner, marina system, flyg- och rymdteknik, rörelsemekanik

    Author : Babak Rouhani; [2022]
    Keywords : Mechanics; Vibration; Modal analysis; Electronic equipment; Circuit board; Mekanik; Vibration; Modal analys; Elektronik utrustning; Kretskort;

    Abstract : This paper presents an investigation of a problem discovered in electronic equipment where mechanical load was the leading cause of the issue. Finite Element Analysis is used to investigate vibration issues in soldering and components. Simulations are performed with ANSYS modal and random vibration package. READ MORE

  5. 4. Power Electronic Enhanced Distribution Transformer : Seamless Voltage Regulation with Extended Functionalities

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

    Author : Nils Johansson; [2022]
    Keywords : Hybrid distribution transformer; Power converters; Voltage control; Hybrid power system; Reactive power; Hybrid distrubitionstransformator; Effektomvandlare; Spänningskontroll; Hybrida elnät; Reaktiv effekt;

    Abstract : On-load tap changers and static synchronous compensators (STATCOM) are the main components for voltage regulation and power quality optimization in the power system. STATCOMs are used in both industrial applications and utility to stabilize the grid and reduce downtime. READ MORE

  6. 5. Cumulative energy assessment of Ligna Energy organic battery : From its extraction to its end-of-life thermal conversion

    University essay from Mittuniversitetet/Institutionen för kemiteknik

    Author : Linda Thorén; [2021]
    Keywords : Organic battery cumulative energy assessment;

    Abstract : With an increasing share of intermittent electricity production in the energy system, there is an increased need for energy storage. Because of electrochemical batteries’ ability of modularization, fast response and flexibility, grid connected energy storage will enable load balance and dispatching stored energy to optimize grid operations. READ MORE