Sökning: "Variabel förnybar energi"

Visar resultat 1 - 5 av 8 uppsatser innehållade orden Variabel förnybar energi.

  1. 1. A Techno-Economic Case Study of the Implementation of Hydrogen Technology in Connection to a CHP Plant

    Master-uppsats, Lunds universitet/Institutionen för energivetenskaper

    Författare :Kristina Häggström Wedding; Amanda Kander; [2023]
    Nyckelord :Hydrogen Technology; Electrolyzer; Fuel Cell; Ancillary Services; Electricity Markets; Power Balancing; Balancing Markets; Power to Gas; Power to Power; Combined Heat and Power; District Heat; Heat Utilization; Flexibility; Optimization; Technology and Engineering;

    Sammanfattning : With climate change as the main driving force, the energy system is currently undergoing changes. Both the share of renewable resources used to produce electricity and the overall electrification is increasing. A way to handle the resulting challenges from more intermittent electricity production is by the implementation hydrogen technology. LÄS MER

  3. 2. Line Distance Protection in Power Grids with Variable Renewable Energy Sources : An Investigation on Time Domain Distance Protection via Parameter Estimation

    Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Ludvig Ringaby; [2023]
    Nyckelord :Distance protection; Power system protection; Time domain distance protection; Differential Equation Algorithm; Variable renewable energy; IBR; Distansskydd; Skyddssystem i elkraftsystem; Tidsdomän distansskydd; Differentialekvationsalgoritm; Variabel förnybar energi;

    Sammanfattning : Variable renewable energy sources typically connect to the power grid through power electronic interfaces. Increased use of such sources can cause issues for conventional distance protection. LÄS MER

  4. 3. Exploring Opportunities for Novel Electricity Trading Strategies within a Virtual Power Plant in the European Power Market : New Possibilities in Power Trading Due to the Increased Share of Variable Renewable Energy

    Master-uppsats, KTH/Energiteknik

    Författare :Lillie Ogden; [2020]
    Nyckelord :Electricity markets; power trading; variable renewable energy VRE ; trading strategies; virtual power plants VPP ; Elmarknader; krafthandel; variabel förnybar energi VRE ; handelsstrategier; virtuella kraftverk VPP ;

    Sammanfattning : This report explores the impacts of variable renewable energy (VRE) on power trading in the European wholesale electricity market. The intricate operation of a typical power exchange in Europe is accompanied by an equally complex balancing system. LÄS MER

  5. 4. Possibilities for battery storage in a rapidly changing energy system – How will power tariffs affect profitability of residential battery storage?

    Uppsats för yrkesexamina på avancerad nivå, Lunds universitet/Miljö- och energisystem

    Författare :Jorunn Cardell; Elin Öhman; [2019]
    Nyckelord :Residential battery storage; power tariff; flexibility; electrical grid; aggregator; power and capacity shortage; Technology and Engineering;

    Sammanfattning : Det svenska elnätet är i behov av stora investeringar och flexibilitetsåtgärder för att upprätthålla ökad efterfrågan på energi och effekt, samt ökad andel variabel förnybar elproduktion. Ett sådant tillvägagångssätt är det ökade införandet av effekttariffer för småkunder bland svenska nätoperatörer som syftar till att uppmuntra slutkonsumenter att utjämna last. LÄS MER

  7. 5. Electric Cars for Balancing Variable Power on Gotland

    Uppsats för yrkesexamina på avancerad nivå, Lunds universitet/Industriell elektroteknik och automation

    Författare :Hampus Mårtensson; [2019]
    Nyckelord :Smart Charging; Scheduled Charging; Vehicle-to-Grid; Smart Grid; Balancing Variable Power; Wind Power; Participation; Electric Vehicles; Gotland; Technology and Engineering;

    Sammanfattning : The share of renewable power grows in the generation mix, wielding promises of substituting traditional CO2-intensive power production. In combination with the trend towards electrification of transport, opportunities are emerging to use electric vehicles for balancing the variability of the renewable power sources. LÄS MER