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Electricity, Volume 6, Issue 1

2025 March - 16 articles

Cover Story: This work explores the potential of grid-forming (GFM) control for offshore wind power plants connected via long HVAC cables. It investigates how GFM compares to traditional grid-following (GFL) strategies in terms of small-signal stability under various system arrangements and grid strengths. The results reveal that GFM not only extends the feasible length of HVAC export cables, but also significantly enhances system robustness, particularly under weak grid conditions. This research provides insights for designing more resilient offshore wind infrastructures. View this paper
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Articles (16)

  • Article
  • Open Access
3 Citations
3,021 Views
25 Pages

Shunt active power filters (SAPFs) have been around for a long time. They improve the quality of a current drawn from the grid when feeding non-linear loads formed by old-fashioned power electronic converters such as uncontrolled and controlled recti...

  • Article
  • Open Access
1 Citations
2,377 Views
18 Pages

Particle Swarm Optimization of Dynamic Load Model Parameters in Large Systems

  • Melanie T. Bennett,
  • J. Thomas Kirkpatrick and
  • Yilu Liu

This paper considers two dynamic load models that are widely used in industry to account for induction motor behavior: CMLD and CLOD. These models must be parametrized for the specific utility system in a general way so that they can be used in plann...

(This article belongs to the Topic Advanced Operation, Control, and Planning of Intelligent Energy Systems)
  • Article
  • Open Access
7 Citations
3,091 Views
25 Pages

This paper addresses the optimal conductor selection (OCS) problem in radial distribution networks, aiming to minimize the total costs associated with conductor investment and energy losses while ensuring voltage regulation and power balance as well...

(This article belongs to the Collection Optimal Operation and Planning of Smart Power Distribution Networks)
  • Article
  • Open Access
2 Citations
3,163 Views
26 Pages

Energy storage systems (ESSs) and active power filters (APFs) are key power electronic technologies for FACTS (Flexible AC Transmission Lines). Battery energy storage has a structure similar to a shunt active power filter, i.e., a storage element and...

(This article belongs to the Topic Optimisation, Optimal Control and Nonlinear Dynamics in Electrical Power, Energy Storage and Renewable Energy Systems, 2nd Edition)
  • Review
  • Open Access
6 Citations
3,961 Views
22 Pages

General Approach to Electrical Microgrids: Optimization, Efficiency, and Reliability

  • Ma. Del Carmen Toledo-Pérez,
  • Rodolfo Amalio Vargas-Méndez,
  • Abraham Claudio-Sánchez,
  • Gloria Lilia Osorio-Gordillo,
  • Luis Gerardo Vela-Valdés,
  • Juan Ángel González-Flores and
  • Omar Rodríguez-Benítez

In this article, a comprehensive review of electrical microgrids is presented, emphasizing their increasing importance in the context of renewable energy integration. Microgrids, capable of operating in both grid-connected and standalone modes, offer...

(This article belongs to the Special Issue Advances in Operation, Optimization, and Control of Smart Grids)
  • Article
  • Open Access
4 Citations
2,372 Views
24 Pages

Integration and Operation of Energy Storage Systems in Active Distribution Networks: Economic Optimization via Salp Swarm Optimization

  • Brandon Cortés-Caicedo,
  • Santiago Bustamante-Mesa,
  • David Leonardo Rodríguez-Salazar,
  • Oscar Danilo Montoya and
  • Mateo Rico-García

This paper proposes the integration and operation of lithium-ion battery energy storage systems (ESS) in active distribution networks with high penetration of distributed generation based on renewable energy. The goal is to minimize total system cost...

  • Article
  • Open Access
3 Citations
1,691 Views
17 Pages

To tackle the challenges arising from missing real-time measurement data and dynamic changes in network topology in optimizing and controlling distribution networks, this study proposes a data-driven collaborative optimization strategy tailored for m...

(This article belongs to the Collection Optimal Operation and Planning of Smart Power Distribution Networks)
  • Article
  • Open Access
4 Citations
2,244 Views
25 Pages

This article presents two novel mixed-integer nonlinear programming (MINLP) formulations in the complex variable domain to address the optimal phase-balancing problem in asymmetric three-phase distribution networks. The first employs a matrix-based l...

(This article belongs to the Special Issue Advances in Operation, Optimization, and Control of Smart Grids)
  • Article
  • Open Access
2 Citations
2,868 Views
20 Pages

Transient Analysis of Fault-Induced Delayed Voltage Recovery by Mathematical Modeling of a Three-Phase Induction Motor

  • Sebastian Loaiza-Estrada,
  • Juan P. Mesa-Beleño,
  • Karen Lemmel-Vélez,
  • Sergio A. Estrada-Mesa,
  • Carlos A. Valencia-Hernandez,
  • Jose R. Velasco-Méndez and
  • Marco A. Monsalve-Cadavid

This paper presents a detailed fifth-order mathematical model of a three-phase induction motor, used in the WECC (Western Electricity Coordinating Council) composite load model. The main objective is to analyze the dynamic behavior of three-phase ind...

  • Article
  • Open Access
2,962 Views
15 Pages

In non-synchronous machine sources (N-SMSs), power sources are connected to the grid through power electronic devices, which typically exhibit a voltage-controlled current source characteristic during faults. Due to the current-limiting feature of in...

  • Article
  • Open Access
1,690 Views
17 Pages

Single-Level and Two-Level Circuit Solutions for Buck-Boost AC Voltage Regulators with Phase-by-Phase Switches

  • Aleksey Udovichenko,
  • Evgeniy Grishanov,
  • Evgeniy Kosykh,
  • Maksim Filippov and
  • Maksim Dybko

Forming required AC voltage levels is currently one of the most pressing problems. Unstable voltage levels can lead to the failure of household and industrial equipment. This can lead to a pure effect on the production cycle. In this regard, the deve...

(This article belongs to the Special Issue Recent Advances in Power and Smart Grids)
  • Article
  • Open Access
5 Citations
10,872 Views
18 Pages

Solar Power Potential in Africa: A Case Study on Cost Reduction in a Malian Household Through Photovoltaic Solar Power and Lithium-Ion Battery Storage

  • Madani Drave,
  • Felix Mannerhagen,
  • Anton Kersten,
  • Richard Eckerle,
  • Thealfaqar A. Abdul-Jabbar,
  • Furqan A. Abbas,
  • Branko Ban,
  • Yu Xu,
  • Manuel Kuder and
  • Mats Leijon
  • + 1 author

This study explores the potential for PV solar power and battery storage to reduce energy costs in a typical Malian single-family household, highlighting significant cost savings and improved energy reliability. The high solar irradiance throughout t...

(This article belongs to the Special Issue Feature Papers to Celebrate the ESCI Coverage)
  • Article
  • Open Access
1 Citations
2,794 Views
22 Pages

Grid-Forming: A Control Approach to Go Further Offshore?

  • Rui Alves,
  • Thyge Knuppel and
  • Agustí Egea-Àlvarez

Offshore wind farms are increasingly being commissioned farther from shore, and high voltage alternating current (HVAC) transmission systems are preferred because of their maturity and reliability. However, as cable length increases, ensuring system...

  • Article
  • Open Access
7 Citations
2,570 Views
16 Pages

To enhance the utilization of emerging energy sources, the application of battery energy storage systems (BESSs) was increasingly explored by investors. However, the immature development of BESS technologies introduced supply–demand imbalances,...

(This article belongs to the Special Issue Feature Papers to Celebrate the ESCI Coverage)
  • Article
  • Open Access
3 Citations
3,431 Views
12 Pages

In this paper, the performance of a Dual-Stator Winding Synchronous Reluctance Generator (SynRG) suitability for off-grid wind power generation is analyzed. The rotor of the SynRG has a slitted-rotor core to improve selected vital performance paramet...

  • Article
  • Open Access
5 Citations
3,248 Views
16 Pages

An Optimized H5 Hysteresis Current Control with Clamped Diodes in Transformer-Less Grid-PV Inverter

  • Sushil Phuyal,
  • Shashwot Shrestha,
  • Swodesh Sharma,
  • Rachana Subedi,
  • Anil Kumar Panjiyar and
  • Mukesh Gautam

With the rise of renewable energy penetration in the grid, photovoltaic (PV) panels are connected to the grid via inverters to supply solar energy. Transformer-less grid-tied PV inverters are gaining popularity because of their improved efficiency, r...

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Electricity - ISSN 2673-4826