Essays about: "Grid voltage stability"

Showing result 1 - 5 of 39 essays containing the words Grid voltage stability.

  1. 1. Photovoltaic hosting capacity study for a residential area in Uppsala using a synthetic low voltage network

    University essay from Högskolan Dalarna/Institutionen för information och teknik

    Author : Ikenna Mbah; [2023]
    Keywords : Hosting capacity; performance index; low voltage network;

    Abstract : With the growing acceptance of photovoltaic (PV) systems globally including Sweden, an increasing number of PV systems has continually been installed all through Sweden. In this study, a selected residential area in Uppsala Sweden is considered as a possible site for PV system installation. READ MORE

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

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

    Author : Ludvig Ringaby; [2023]
    Keywords : 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;

    Abstract : 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. READ MORE

  4. 3. Assessing the Benefits of Fossil-Free Gas Turbines in Distribution Networks : A Case Study in Västerås

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

    Author : Fredrik Hansell; Axel Vällfors; [2023]
    Keywords : Gas turbine; power system stability; balancing markets; hydrogen; eMethanol; Gasturbin; kraftsystemstabilitet; balansmarknader; vätgas; e-metanol;

    Abstract : As the share of weather-dependent renewable electricity production increases, the demand for power system flexibility grows. In the Swedish power system, gas turbines have historically been utilised for back-up power generation. READ MORE

  5. 4. Damping of sub-synchronous control interactions with a STATCOM : Wind farms & series compensated power lines

    University essay from Uppsala universitet/Institutionen för elektroteknik

    Author : Leonardo Alvarez Urrutia; [2022]
    Keywords : Sub-Synchronous Control Interactions; Power Systems; STATCOM; Network Stability; Doubly-Fed Induction Generator; Impedance-Based Stability Analysis;

    Abstract : The power converter is one of the key components in power system applications such as high voltage direct current (HVDC) systems and the grid connection of intermittent sources such as wind and solar power. However, the increased penetration of converter-based generation introduces challenges, such as sub-synchronous interaction between the converter control system and the grid. READ MORE

  6. 5. Reactive power compensation of the electricity grid with large-scale offshore wind farms in Sweden : Technical capabilities, grid codes and economic incentives

    University essay from Uppsala universitet/Elektricitetslära

    Author : Agnes Bråve; Sara Särnblad; [2022]
    Keywords : Wind power; offshore wind farm; reactive power; reactive power market; grid code; RfG; voltage stability; Vindkraftspark; havsbaserad vindkraft; reaktiv effekt; reaktiv effektmarknad; nätkod; spänningsstabilitet;

    Abstract : Year 2040 the goal is to have a 100 % renewable Swedish energy system. Svenska kraftnät (Svk) predicts fully decommissioned nuclear power plants and an increased amount of connected wind power plants, especially offshore, year 2045. READ MORE