Sökning: "Power system maintenance"

Visar resultat 1 - 5 av 201 uppsatser innehållade orden Power system maintenance.

  1. 1. Tribological characterization of a ball bearing subjected to an electric field : Electric drivetrain tribology

    Master-uppsats, Luleå tekniska universitet/Institutionen för teknikvetenskap och matematik

    Författare :Muhammad Umar Farooq; [2023]
    Nyckelord :Ball bearing; electric drivetrain; tribology; electric field; characterization; bearing currents; discharge;

    Sammanfattning : Electric machines are widely used in for instance the automotive industry in electric vehicles and in wind turbines. The electrical machines have mechanical bearings as an integral part used to transmit power and load. In addition, the main function includes reducing friction between interacting surfaces. LÄS MER

  3. 2. Solar Photovoltaic Fire Risks : FE-analysis of fire exposed solar photovoltaic systems and comparison of current legislation and recommendations from different countries

    Uppsats för yrkesexamina på avancerad nivå, Luleå tekniska universitet/Byggkonstruktion och brand

    Författare :Elin Bergroth; Greta Torstensson; [2023]
    Nyckelord :Solar Photovoltaic; National Guidelines; Fire Department; FE-analysis; TASEF; Solceller; Nationella Riktlinjer; Räddningstjänst; FE-analys; TASEF;

    Sammanfattning : The global use of energy increases every day and to meet the growing demand, energy sources are constantly being developed to become more efficient and reliable. During the last decade, the global solar photovoltaics (PV) capacity has increased every year and in 2017, solar PV was the global leading power source of renewable energy. LÄS MER

  4. 3. Implementering av datadriven digital tvilling för förbättrande underhåll på ett torkcylindersystem

    Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Signaler och system

    Författare :Parwand Batti; [2023]
    Nyckelord :Datadriven; digital tvilling; IoT; ThingSpeak; torkcylinder; underhåll; MATLAB; C#;

    Sammanfattning : A digital twin is a digital representation of a real-world physical object (a physical twin), and useful for product lifecycle management and maintenance. The aim of this project is to implement a data-driven digital twin for a system consisting of an electric motor, a gearbox and a drying cylinder, in order to improve the maintenance plan and reduce maintenance costs for a drying cylinder system. LÄS MER

  5. 4. Utvärdering av förebyggande underhållsstrategi för elektriska flygplan

    M1-uppsats, Mälardalens universitet/Akademin för innovation, design och teknik

    Författare :Ammar Alfredsson; [2023]
    Nyckelord :Elektriska flygplan; Förebyggande underhåll; Batterier; Elmotor; Drivlinor; Hybrid; Smarta system;

    Sammanfattning : This thesis focuses on the topic of preventive maintenance for electric aircraft and aims to examine its significance and implementation within the aviation industry. Electric aircraft have become increasingly popular as a sustainable alternative to conventional aircraft, making it crucial to develop effective maintenance strategies to ensure their reliability and performance. LÄS MER

  7. 5. Evaluating the Performance of a Solar Thermal Field: A Case Study with Proposed Improvements

    Master-uppsats, Lunds universitet/Institutionen för energivetenskaper

    Författare :Anton Segovia Lundh; [2023]
    Nyckelord :solar thermal; concentrated solar power CSP ; renewable energy; performance evaluation; Technology and Engineering;

    Sammanfattning : Given the urgency of climate change, alternative energy sources, and policy strategies are needed to reach the net-zero emission goals and halt global warming. Solar thermal energy is a renewable and abundant energy source that could be a part of the solution. LÄS MER