Exploration of Power Grid Stability with the Introduction of Renewable Energy Sources

With the reduction of gas reserves and the goal of achieving zero carbon emissions by 2050 in mind, the Dutch government is taking steps to switch to alternative energy sources and to strengthen the electrical power grid. Transient stability or the ability to return to stable conditions after a disturbance is paramount to the operation of an...

Evaluation of missing capacity and resource adequacy in an interconnected power system

The uncertainties of the current power system with a larger share of renewables and more volatile generation profiles increases the importance of assessing resource adequacy. Within this framework, the thesis “Evaluation of missing capacity and resource adequacy in an interconnected power system” aims to answer the following question: “How to...

Detection and Classification of Power System Disturbances Using Discrete Wavelet Transform and Pattern Recognition

In order to enhance the reliability of power systems, a continuous monitoring of the network to detect and clear disturbances is crucial. Fast detection and isolation of disturbances can prevent equipment damage, downtime and other adverse effects associated with their occurrence. The focus of this project is on the detection and classification...

Linear state estimation method for distribution grids

The recent trend for monitoring and control of the distribution networks requires methods capable to calculate the network’s operating conditions. One way to monitor the distribution network is by state estimation. Although previously this method was established only for the transmission networks, its use has begun to also make sense for the...

Interconnecting Geographically Distributed Laboratories for Smart Grid Testing & Validation

There is a convergence occurring between the energy demands of modern society and the sustainability requirements of the environment in which we live in. The combination of these factors is driving the development and implementation of an updated power system with integration of Renewable Energy Sources (RES). This calls for an update of the...

Modelling and performance analysis of an integrated control system for providing ancillary services using a BESS

The production and consumption of energy in all walks of life is moving towards a greener and more sustainable mix of energy sources away from the traditional sources of coal and gas. With this shift, more renewable energy is expected to be integrated into the grid replacing conventional synchronous generators. In such conditions, the stability...

Grid resilience enhancement by implementing Smart Microgrids

The electrical power industry is undergoing rapid transformation, and Smart Grids technologies can facilitate the growing penetration of renewable energies, as well as the necessity of providing flexibility to variable generation. Furthermore, their widespread installation results in a modernization of the electric grid, opening up new operation...

Optimal Management and Control of Solar PV Attached Electricity Storage According to Energy Price Signals

End – consumers have become more active in the effort to achieve secure operation of the electricity grid. Demand response offers a set of solutions allowing consumers to achieve normalised load profiles and increase the balance between energy generation and consumption. Storage technologies and renewable energy sources integrated in microgrid...

Wind Turbine Contribution to Ancillary Services under Increased Renewable Penetration levels

Wind constitutes a dominant form of sustainable energy that is expected to grow rapidly in the years to come. Increased inverter-based wind power penetration may however endanger grid stability and reliability, if not enriched with the capability to provide crucial ancillary services to the grid, such as frequency regulation. In order for the...

Dynamic Load Modelling in Real Time Digital Simulator (RTDS)

The accuracy of modelling distribution networks plays a very important role in analysing the stability of transmission systems. In recent years, due to the surge in the integration of renewable energy resources via power electronic interfaces, distribution networks are evolving from passive networks to modern active networks. This means that...

Evaluation of frequency and transient stability indicators in future power systems with high levels of wind power generation

This master thesis analyses different ways to perform assessment in frequency and transient (rotor-angle) stability when high penetration of renewables exists in the grid, based on researches done in the academic world and in industries. The goal of this research focuses on assess the distance to frequency and transient instability in power...

Develop of the Dynamic Model of GB for Transient Stability in RSCAD

Increasing wind generation causes displacement of conventional power plants with Synchronous Generators in electrical power systems. This condition leads to less inertia, less controllability and a degraded damping performance in the electrical systems. Studies of stability of the power system attempt to analyze this issues. Rotor angle...