Markos Asprou
YOU?
Author Swipe
View article: Data Manipulation Attack Mitigation in Power Systems Using Physics-Informed Neural Networks
Data Manipulation Attack Mitigation in Power Systems Using Physics-Informed Neural Networks Open
The growing digitalization of power transmission systems has introduced vulnerabilities to cyberattacks, particularly sensor manipulation, which can compromise control center monitoring and control applications. Conventional monitoring met…
View article: Robust Power System State Estimation Using Physics-Informed Neural Networks
Robust Power System State Estimation Using Physics-Informed Neural Networks Open
Modern power systems face significant challenges in state estimation and real-time monitoring, particularly regarding response speed and accuracy under faulty conditions or cyber-attacks. This paper proposes a hybrid approach using physics…
View article: Distribution grid feasibility in near real-time markets: A comparative analysis of power flow models
Distribution grid feasibility in near real-time markets: A comparative analysis of power flow models Open
The rapid decentralization of power systems has driven a paradigm shift, with Distribution System Operators (DSOs) actively managing distribution grids to address challenges posed by the high penetration of Distributed Energy Resources (DE…
View article: Quantifying and Mitigating Cascading Impacts in HVdc-Interconnected Power Grids
Quantifying and Mitigating Cascading Impacts in HVdc-Interconnected Power Grids Open
With the increasing penetration of HVdc technologies in today’s power systems, especially for interconnecting neighboring grids—including those that are renewable-rich—there is a need to explore their contribution to system reliability and…
View article: A Hybrid Approach for Enhancing Line Parameter Estimation in Power Systems
A Hybrid Approach for Enhancing Line Parameter Estimation in Power Systems Open
Accurate modeling of power systems is crucial for various control center applications. One of the key components in a power system model is the transmission lines. The line model includes parameters such as series impedance and shunt admit…
View article: Increasing the Fairness of Photovoltaic Curtailments for Voltage Management in Distribution Grids
Increasing the Fairness of Photovoltaic Curtailments for Voltage Management in Distribution Grids Open
The increasing penetration of photovoltaic systems (PV) in distribution grids can create significant over-voltage conditions due to intense reverse power flow. In addition to reactive power control, PV curtailments are often employed for v…
View article: Mitigation of Harmonic Distortions in Low Voltage Distribution Grids With Fair Utilization of Resources
Mitigation of Harmonic Distortions in Low Voltage Distribution Grids With Fair Utilization of Resources Open
<p>Harmonic distortions have adverse effects on the operation of the power system. Harmonic sources in low voltage distribution grids (LVDG) are highly dispersed in nature.<br>Therefore, managing the resulting voltage and …
View article: Thermal Dynamic Models for Predicting the Indoor Temperature of Multi-Zone Buildings
Thermal Dynamic Models for Predicting the Indoor Temperature of Multi-Zone Buildings Open
<p>Reducing the energy consumption of buildings is vital for achieving the European Union’s climate targets. Towards this direction, one important strategy is to intelligently manage the indoor temperature of buildings to minim…
View article: Physics-Informed Neural Networks for Accelerating Power System State Estimation
Physics-Informed Neural Networks for Accelerating Power System State Estimation Open
State estimation is the cornerstone of the power system control center, since it provides the operating condition of the system in consecutive time intervals. This work investigates the application of physics-informed neural networks (PINN…
View article: Physics-Informed Neural Networks for Accelerating Power System State Estimation
Physics-Informed Neural Networks for Accelerating Power System State Estimation Open
State estimation is the cornerstone of the power system control center since it provides the operating condition of the system in consecutive time intervals. This work investigates the application of physics-informed neural networks (PINNs…
View article: Photovoltaic Generation and Load Demand Datasets with 30 seconds resolution from an Actual Prosumer in Cyprus
Photovoltaic Generation and Load Demand Datasets with 30 seconds resolution from an Actual Prosumer in Cyprus Open
Real-life datasets regarding the photovoltaic generation (active and reactive power) and the load demand (active and reactive power) from an actual residential prosumer (consumer with a rooftop photovoltaic system) in Cyprus. The residenti…
View article: Photovoltaic Generation and Load Demand Datasets with 30 seconds resolution from an Actual Prosumer in Cyprus
Photovoltaic Generation and Load Demand Datasets with 30 seconds resolution from an Actual Prosumer in Cyprus Open
Real-life datasets regarding the photovoltaic generation (active and reactive power) and the load demand (active and reactive power) from an actual residential prosumer (consumer with a rooftop photovoltaic system) in Cyprus. The residenti…
View article: Real data from PMUs
Real data from PMUs Open
Real data that are derived from two PMUs installed in different substations of a real system that includes timestamp, three phase voltage and current phasor measurements for two lines of the system, frequency measurements, and rate of chan…
View article: Real data from PMUs
Real data from PMUs Open
Real data that are derived from two PMUs installed in different substations of a real system that includes timestamp, three phase voltage and current phasor measurements for two lines of the system, frequency measurements, and rate of chan…
View article: Market Order Prequalification for TSO-DSO Coordination
Market Order Prequalification for TSO-DSO Coordination Open
The increasing deployment of Distributed Energy Resources (DERs) creates an urgent need for active distribution grid management and effective coordination between the Transmission System Operator (TSO) and Distribution System Operator (DSO…
View article: Long-Term Unit Commitment with Combined-Cycle Units
Long-Term Unit Commitment with Combined-Cycle Units Open
The performance of long-term power system studies are vital to evaluate the system reliability and efficiency under an increasing penetration of renewable energy sources (RES). This work develops a long-term unit commitment (UC) model cons…
View article: Inertia Estimation of Generation Plants Under Normal Operation in the Cyprus Power System
Inertia Estimation of Generation Plants Under Normal Operation in the Cyprus Power System Open
<p>System inertia directly affects the power system‘ <span><span><span><span>s</span></span></span></span> frequency response when an active power imbalance between generatio…
View article: Voltage Regulation Under Unbalanced Power Flow in Active Four-Wire Low Voltage Distribution Grids
Voltage Regulation Under Unbalanced Power Flow in Active Four-Wire Low Voltage Distribution Grids Open
The increasing penetration of distributed energy resources in Low Voltage Distribution Grids (LVDGs) has a severe impact on the grid’s voltage profile. In active LVDGs the controllable assets are mainly single-phase inverters which most of…
View article: Estimation of Load Inertia using Ambient Measurements from Synchrophasor Technology
Estimation of Load Inertia using Ambient Measurements from Synchrophasor Technology Open
The number of non-synchronous renewables and dynamic loads is rapidly increasing, which results in a variable system inertia. Thus, accurately quantifying the contribution of the demand side to the system inertia is becoming an important a…
View article: Ground Directional Protection Assesment in Inverter Dominated Distribution Networks
Ground Directional Protection Assesment in Inverter Dominated Distribution Networks Open
Inverter-Based Resources (IBRs) are challenging traditional line protection systems, that have been designed and developed over the years considering the fault characteristics of synchronous generator dominated power systems. The response …
View article: Wide Area Control of Distributed Resources through 5G Communication to Provide Frequency Support
Wide Area Control of Distributed Resources through 5G Communication to Provide Frequency Support Open
Towards the green transition of modern power systems, a massive deployment of distributed energy resources (DERs) based on renewable sources is required. These DERs are grid integrated through power electronics converters which reduce the …
View article: The Impact of Wireless Communication Networks on Wide Area Monitoring and Protection Applications
The Impact of Wireless Communication Networks on Wide Area Monitoring and Protection Applications Open
The fast deployment of the Phasor Measurement Units (PMUs), especially in the transmission level of the power systems, enables the development of wide area monitoring, protection and control (WAMPC) applications that enhance the situationa…
View article: Estimation of Residential PV Power Generation Using Panel Azimuth Information
Estimation of Residential PV Power Generation Using Panel Azimuth Information Open
<p>The high integration of residential Photovoltaics (PVs) to the low voltage distribution network, poses several challenges to the operation of the power systems today. The main reason is that roof-top solar PV sites are usually uno…
View article: Prequalification of Distribution Resources in a Coordinated Market Environment
Prequalification of Distribution Resources in a Coordinated Market Environment Open
<p>The decentralization of power systems and the rapid deployment of renewable energy sources (RES) has upgraded the role of the Distribution System Operator (DSO) from a passive network observer to an active system operator. This re…
View article: Flexibility Adequacy Assessment in the SEE Region With New Technology Integration
Flexibility Adequacy Assessment in the SEE Region With New Technology Integration Open
In this paper, a flexibility adequacy assessment of the South East Europe region countries is being presented. Novel technology integration is being considered in order to provide more flexibility resources to the power system to absorb mo…
View article: Evaluating the Flexibility Benefits of Smart Grid Innovations in Transmission Networks
Evaluating the Flexibility Benefits of Smart Grid Innovations in Transmission Networks Open
The decision-making process during system planning of power systems is something that requires integrated tools that evaluate technical parameters, environmental impact, and overall costs and benefits with various performance indicators (i…