Electric power system
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Hydrogen energy systems: A critical review of technologies, applications, trends and challenges Open
International audience
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A Survey of Distributed Optimization and Control Algorithms for Electric Power Systems Open
Historically, centrally computed algorithms have been the primary means of power system optimization and control. With increasing penetrations of distributed energy resources requiring optimization and control of power systems with many co…
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Harmonic Stability in Power Electronic-Based Power Systems: Concept, Modeling, and Analysis Open
The large-scale integration of power electronic based systems poses new challenges to the stability and power quality of modern power grids. The wide timescale and frequency-coupling dynamics of electronic power converters tend to bring in…
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Pandapower—An Open-Source Python Tool for Convenient Modeling, Analysis, and Optimization of Electric Power Systems Open
Pandapower is a Python based, BSD-licensed power system analysis tool aimed at automation of static and quasi-static analysis and optimization of balanced power systems. It provides power flow, optimal power flow, state estimation, topolog…
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Definition and Classification of Power System Stability – Revisited & Extended Open
Since the publication of the original paper on power \nsystem stability definitions in 2004, the dynamic behavior of power \nsystems has gradually changed due to the increasing penetration \nof converter interfaced generation technologies,…
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Foundations and Challenges of Low-Inertia Systems (Invited Paper) Open
The electric power system is currently undergoing a period of unprecedented changes. Environmental and sustain- ability concerns lead to replacement of a significant share of conventional fossil fuel-based power plants with renewable energ…
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DC Microgrid Technology: System Architectures, AC Grid Interfaces, Grounding Schemes, Power Quality, Communication Networks, Applications, and Standardizations Aspects Open
To meet the fast-growing energy demand and, at the same time, tackle environmental concerns resulting from conventional energy sources, renewable energy sources are getting integrated in power networks to ensure reliable and affordable ene…
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Metrics and Quantification of Operational and Infrastructure Resilience in Power Systems Open
Resilience to high impact low probability events is becoming of growing concern, for instance to address the impacts of extreme weather on critical infrastructures worldwide. However, there is, as yet, no clear methodology or set of metric…
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A review of modelling tools for energy and electricity systems with large shares of variable renewables Open
This paper presents a thorough review of 75 modelling tools currently used for analysing energy and electricity systems. Increased activity within model development in recent years has led to several new models and modelling capabilities, …
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Grid Structural Characteristics as Validation Criteria for Synthetic Networks Open
This paper presents a methodology and set of validation criteria for the systematic creation of synthetic power system test cases. The synthesized grids do not correspond to any real grid and are, thus, free from confidentiality requiremen…
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Power System Dynamic State Estimation: Motivations, Definitions, Methodologies, and Future Work Open
This paper summarizes the technical activities of the Task Force on Power System Dynamic State and Parameter Estimation. This Task Force was established by the IEEE Working Group on State Estimation Algorithms to investigate the added bene…
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Power System Resilience to Extreme Weather: Fragility Modeling, Probabilistic Impact Assessment, and Adaptation Measures Open
Historical electrical disturbances highlight the impact of extreme weather on power system resilience. Even though the occurrence of such events is rare, the severity of their potential impact calls for (i) developing suitable resilience a…
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Short-Term Load Forecasting Using EMD-LSTM Neural Networks with a Xgboost Algorithm for Feature Importance Evaluation Open
Accurate load forecasting is an important issue for the reliable and efficient operation of a power system. This study presents a hybrid algorithm that combines similar days (SD) selection, empirical mode decomposition (EMD), and long shor…
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A Survey on Power System Blackout and Cascading Events: Research Motivations and Challenges Open
Power systems are the most complex systems and have great importance in modern life. They have direct impacts on the modernization, economic, political and social aspects. To operate such systems in a stable mode, several control and prote…
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Virtual Inertia: Current Trends and Future Directions Open
The modern power system is progressing from a synchronous machine-based system towards an inverter-dominated system, with large-scale penetration of renewable energy sources (RESs) like wind and photovoltaics. RES units today represent a m…
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On the Inertia of Future More-Electronics Power Systems Open
Inertia plays a vital role in maintaining the frequency stability of power systems. However, the increase of power electronics-based renewable generation can dramatically reduce the inertia levels of modern power systems. This issue has al…
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State-of-the-art of hosting capacity in modern power systems with distributed generation Open
Currently, renewable energy is rapidly developing across the world in response to technical, economic and environmental developments, as well as political and social initiatives. On the other hand, excessive penetration of distributed gene…
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Is a 100% renewable European power system feasible by 2050? Open
In this study, we model seven scenarios for the European power system in 2050 based on 100% renewable energy sources, assuming different levels of future demand and technology availability, and compare them with a scenario which includes l…
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Protection challenges under bulk penetration of renewable energy resources in power systems: A review Open
Among different sources of alternate energy, wind and solar are two prominent and promising alternatives to meet the future electricity needs for mankind. Generally, these sources are integrated at the distribution utilities to supply the …
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Power Systems Resilience Assessment: Hardening and Smart Operational Enhancement Strategies Open
Power systems have typically been designed to be reliable to expected, low-impact high-frequency outages. In contrast, extreme events, driven for instance by extreme weather and natural disasters, happen with low-probability, but can have …
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Power system protection Open
This report provides review of importance of power system protection and presents different techniques available in practical situations. The material provided in this report is available online on different resources. Moreover, this repor…
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Distributed Power System Virtual Inertia Implemented by Grid-Connected Power Converters Open
Renewable energy sources (RESs), e.g. wind and solar photovoltaics, have been increasingly used to meet worldwide growing energy demands and reduce greenhouse gas emissions. However, RESs are normally coupled to the power grid through fast…
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Active RIS Versus Passive RIS: Which is Superior With the Same Power Budget? Open
This letter theoretically compares the active reconfigurable intelligent surface (RIS)-aided system with the passive RIS-aided system. For a fair comparison, we consider that these two systems have the same overall power budget that can be…
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A Modified Sequence-Domain Impedance Definition and Its Equivalence to the dq-Domain Impedance Definition for the Stability Analysis of AC Power Electronic Systems Open
Representation of ac power systems by frequency-dependent impedance equivalents is an emerging technique in the dynamic analysis of power systems including power electronic converters. The technique has been applied for decades in dc-power…
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Grid Forming Inverter Modeling, Control, and Applications Open
This paper surveys current literature on modeling methods, control techniques, protection schemes, applications, and real-world implementations pertaining to grid forming inverters (GFMIs). Electric power systems are increasingly being aug…
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DC Microgrid Planning, Operation, and Control: A Comprehensive Review Open
In recent years, due to the wide utilization of direct current (DC) power sources, such as solar photovoltaic (PV), fuel cells, different DC loads, high-level integration of different energy storage systems such as batteries, supercapacito…
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Comparative Review of Energy Storage Systems, Their Roles, and Impacts on Future Power Systems Open
It is an exciting time for power systems as there are many ground-breaking changes happening simultaneously. There is a global consensus in increasing the share of renewable energy-based generation in the overall mix, transitioning to a mo…
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Application of Big Data and Machine Learning in Smart Grid, and Associated Security Concerns: A Review Open
This paper conducts a comprehensive study on the application of big data and machine learning in the electrical power grid introduced through the emergence of the next-generation power system-the smart grid (SG). Connectivity lies at the c…
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A Review on Microgrids’ Challenges & Perspectives Open
Due to the sheer global energy crisis, concerns about fuel exhaustion, electricity shortages, and global warming are becoming increasingly severe. Solar and wind energy, which are clean and renewable, provide solutions to these problems th…
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Smart grids and renewable energy systems: Perspectives and grid integration challenges Open
The concept of smart grid (SG) was made real to give the power grid the functions and features it needs to make a smooth transition towards renewable energy integration and sustainability. This was done by automating and digitizing the gri…