2 citations · 4 across the 23 of their papers we have counts for
24 papers
Topology Optimization for DC Circuit Breaker Placement in HVDC Switching Stations
Merijn Van Deyck, Tom Van Acker, Geraint Chaffey +1
HVDC protection will be required in future multiterminal HVDC grids to prevent large outages caused by DC faults. Therefore, system-level protection design is essential for the dev…
Fairness for distribution network operations and planning
Pedro F. C. de Carvalho, Zijie Liu, Md Umar Hashmi +1
The incorporation of fairness into the distribution network (DN) planning and operation has become a key goal of recent studies. The cost of implementing fairness, denominated the…
Importance of Aggregated DER Installed Capacity in Distribution Networks
Alexandre M. V. Gouveia, Md. Umar Hashmi, Reinhilde D'hulst +1
The increasing penetration of Distributed Energy Resources (DERs), particularly electric vehicles, heat pumps, and photovoltaic systems, is fundamentally changing power flows in Lo…
Coordinated Dynamic Operating Envelopes for Network-Admissible Flexibility at the Grid Edge
Ali Jalilian, Deepjyoti Deka, Md. Umar Hashmi +1
Dynamic operating envelopes (DOEs) provide a systematic framework to integrate the flexibility of distribution grid resources while safeguarding network limits such as line ratings…
Identifying Best Candidates for Busbar Splitting
Giacomo Bastianel, Dirk Van Hertem, Hakan Ergun +1
Rising electricity demand and the growing integration of renewables are intensifying congestion in transmission grids. Grid topology optimization through busbar splitting (BuS) and…
Fairness for distribution network hosting capacity
Olivia Rubbers, Sari Kerckhove, Md Umar Hashmi +1
The integration of distributed generation (DG) is essential to the energy transition but poses challenges for lowvoltage (LV) distribution networks (DNs) with limited hosting capac…
Distribution System State and Impedance Estimation Augmented with Carson's Equations
Marta Vanin, Frederik Geth, Rahmat Heidari +1
The impedances of cables and lines used in (multi-conductor) distribution networks are usually unknown or approximated, and may lead to problematic results for any physics-based po…
Shortlisting Protection Configurations for HVDC Grids and Electrical Energy Hubs
Merijn Van Deyck, Geraint Chaffey, Dirk Van Hertem
This paper proposes a methodology for shortlisting protection system configurations for large HVDC switching stations, which are expected in multiterminal HVDC grids and electrical…
Distribution network reconfiguration for operational objectives: reducing voltage violation incidents and network losses
Geert Mangelschots, Sari Kerckhove, Md Umar Hashmi +1
As the share of Distributed energy resources (DER) in the low voltage distribution network (DN) is expected to rise, a higher and more variable electric load and generation could s…
Linear energy storage and flexibility model with ramp rate, ramping, deadline and capacity constraints
Md Umar Hashmi, Dirk Van Hertem, Aleen van der Meer +1
The power networks are evolving with increased active components such as energy storage and flexibility derived from loads such as electric vehicles, heat pumps, industrial process…
Analyzing electric vehicle, load and photovoltaic generation uncertainty using publicly available datasets
Md Umar Hashmi, Domenico Gioffrè, Simon Nagels +1
This paper aims to analyze three publicly available datasets for quantifying seasonal and annual uncertainty for efficient scenario creation. The datasets from Elaad, Elia and Fluv…
Stochastic flexibility needs assessment: learnings from H2020 EUniversal's German demonstration
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. We implemented an FNA t…
Smart Energy Network Digital Twins: Findings from a UK-Based Demonstrator Project
Matthew Deakin, Marta Vanin, Zhong Fan +1
Digital Twins promise to deliver a step-change in distribution system operations and planning, but there are few real-world examples that explore the challenges of combining imperf…
Multi-market Optimal Energy Storage Arbitrage with Capacity Blocking for Emergency Services
Md Umar Hashmi, Stephen Hardy, Dirk Van Hertem +1
The future power system is increasingly interconnected via both AC and DC interconnectors. These interconnectors establish links between previously decoupled energy markets. In thi…
Robust dynamic operating envelopes for flexibility operation using only local voltage measurement
Md Umar Hashmi, Dirk Van Hertem
With growing intermittency and uncertainty in distribution networks around the world, ensuring operational integrity is becoming challenging. Recent use cases of dynamic operating…
Consensus based phase connectivity identification for distribution network with limited observability
Md Umar Hashmi, David Brummund, Rickard Lundholm +2
The mitigation of distribution network (DN) unbalance and the use of single-phase flexibility for congestion mitigation requires accurate phase connection information, which is oft…
Chance constrained day-ahead robust flexibility needs assessment for low voltage distribution network
Md Umar Hashmi, Arpan Koirala, Hakan Ergun +1
For market-based procurement of low voltage (LV) flexibility, DSOs identify the amount of flexibility needed for resolving probable distribution network (DN) voltage and thermal co…
Perspectives on distribution network flexible and curtailable resource activation and needs assessment
Md Umar Hashmi, Arpan Koirala, Hakan Ergun +1
{A curtailable and flexible resource activation framework for solving distribution network (DN) voltage and thermal congestions is used to quantify three important aspects with res…
Can locational disparity of prosumer energy optimization due to inverter rules be limited?
Md Umar Hashmi, Deepjyoti Deka, Ana Bušić +1
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…
Flexible and curtailable resource activation in three-phase unbalanced distribution networks
Md Umar Hashmi, Arpan Koirala, Hakan Ergun +1
The need for flexibility and curtailable resources is crucial for ensuring the healthy operation of future distribution networks (DN). In this work, we propose a network-state driv…
Congestion Mitigation in Unbalanced Residential Networks with OPF-based Demand Management
Marta Vanin, Tom Van Acker, Hakan Ergun +3
This paper proposes a novel congestion mitigation strategy for low voltage residential feeders in which the rising power demand due to the electrification of the transport and heat…
Low Voltage Customer Phase Identification Methods Based on Smart Meter Data
Alexander Hoogsteyn, Marta Vanin, Arpan Koirala +1
The increased deployment of distributed energy generation and the integration of new, large electric loads such as electric vehicles and heat pumps challenge the correct and reliab…
Evaluation of voltage magnitude based unbalance metric for low voltage distribution networks
Md Umar Hashmi, Arpan Koirala, Rickard Lundholm +2
Voltage unbalance in distribution networks (DN) is expected to grow with increasing penetration of single-phase distributed generation and single-phase loads such as electric vehic…
A framework for constrained static state estimation in unbalanced distribution networks
Marta Vanin, Tom Van Acker, Reinhilde D'hulst +1
State estimation plays a key role in the transition from the passive to the active operation of distribution systems, as it allows to monitor these networks and, successively, to p…