no code implementations • 27 Apr 2024 • Hossein Fani, Md Umar Hashmi, Emilio J. Palacios-Garcia, Geert Deconinck
While DOEs improve the hosting capacity of the DN for EVs (EV-HC) by restricting the operational parameters of the network, they also alter the amount of energy needed for charging each EV, resulting in a decrease in the quality of service (QoS).
no code implementations • 20 Nov 2023 • Md Umar Hashmi, Simon Nagels, Dirk Van Hertem
Operational flexibility needs assessment (FNA) is crucial for system operators to plan/procure flexible resources in order to avoid probable network issues.
no code implementations • 22 May 2023 • Md Umar Hashmi, Dirk Van Hertem
With growing intermittency and uncertainty in distribution networks around the world, ensuring operational integrity is becoming challenging.
no code implementations • 10 Jan 2023 • Md Umar Hashmi, David Brummund, Rickard Lundholm, Arpan Koirala, Dirk Van Hertem
The phase identification framework based on consensus algorithms for DN zones is scalable for large DN and robust towards measurement errors as the estimation is not dependent on a single measurement point.
no code implementations • 6 Aug 2022 • Md Umar Hashmi
We propose a profit maximization modelling which considers the line losses and price difference in these different electricity markets and identifies the optimal import/export of power using HVDC interconnectors.
no code implementations • 21 Jul 2022 • Md Umar Hashmi, Arpan Koirala, Hakan Ergun, Dirk Van Hertem
{A curtailable and flexible resource activation framework for solving distribution network (DN) voltage and thermal congestions is used to quantify three important aspects with respect to modelling low voltage networks.}
no code implementations • 21 Jul 2022 • Md Umar Hashmi, Deepjyoti Deka, Ana Bušić, Dirk Van Hertem
To mitigate issues related to the growth of variable smart loads and distributed generation, distribution system operators (DSO) now make it binding for prosumers with inverters to operate under pre-set rules.
no code implementations • 21 Jul 2022 • Md Umar Hashmi, Arpan Koirala, Hakan Ergun, Dirk Van Hertem
A framework is required to avoid over or under procurement of flexibility in the presence of uncertainty.
no code implementations • 16 May 2022 • Md Umar Hashmi, Arpan Koirala, Hakan Ergun, Dirk Van Hertem
In this work, we propose a network-state driven framework that distribution system operators (DSOs) can utilize for activating flexible and curtailable resources for alleviating network voltage and thermal issues, while accounting for network voltage and current imbalances.
no code implementations • 19 Feb 2022 • Md Umar Hashmi, Arpan Koirala, Rickard Lundholm, Hakan Ergun, Dirk Van Hertem
We observe that phase magnitude-based unbalance metrics reasonably approximate the true unbalance for higher R/X ratios with a varying load power factor in a DN.
no code implementations • 17 Nov 2021 • Md Umar Hashmi, Mohammed Meraj Alam
The recent subsidies in Flanders for photovoltaic (PV) and battery are used to calculate the payback period on prosumer investment in residential PV, battery and inverter installations.