Bøger i Power Systems serien

Regulation of the Power Sector is a unified, consistent and comprehensive treatment of the theories and practicalities of regulation in modern power-supply systems.

This book presents new tools and methods for monitoring, control and protection of large scale power systems, adapting Smart Grid technologies based on wide area data exchange in combination with modern measurement devices and advanced network controllers.

A static compensator (STATCOM), also known as static synchronous compensator, is a member of the flexible alternating current transmission system (FACTS) devices.

This book focuses on the state of the art in worldwide research on applying optimization approaches to intelligently control charging and discharging of batteries of Plug-in Electric Vehicles (PEVs) in smart grids.

This book proposes the air insulation prediction theory and method in the subject of electrical engineering. After decades, now bottlenecks of traditional air discharge theories can be solved with this book. Engineering applications of the theory in air gap discharge voltage prediction are introduced.

This book describes how to design circuits in power electronics systems using a reliability approach in three-level topologies, which have many advantages in terms of the current total harmonic distortion and efficiency.

This book highlights the recent research advances in the area of operation, management and control of electricity distribution networks.

This book presents a modified model reference adaptive system (MRAS) observer for sensorless vector control of a wind driven doubly fed induction generator (DFIG). Besides, grid synchronization of a wind driven DFIG under unbalanced grid voltage is also fully covered in this book.

This book highlights the latest research advances in the planning and management of electric distribution networks. Given the importance of electric distribution networks in power delivery systems, effectively planning and managing them are vital to satisfying technical, economic, and customer requirements.

This book introduces advanced thyristor-based shunt hybrid active power filters (HAPFs) for power quality improvement in power grids, which are characterized by a low dc-link operating voltage and a wide compensation range.

This book describes the operation and analysis of soft-commutated isolated DC-DC converters used in the design of high efficiency and high power density equipment. It explains the basic principles behind first- and second-order circuits with power switches to enable readers to understand the importance of these converters in high efficiency and high power density power supply design for residential, commercial, industrial and medical use as well as in aerospace equipment.With each chapter featuring a different power converter topology, the book covers the most important resonant converters, including series resonant converters; resonant LLC converters; soft commutation pulse width modulation converters; zero voltage switching; and zero current switching. Each topic is presented with full analysis, a showcase of the power stages of the converters, exercises and their solutions as well as simulation results, which mainly focus on the commutation analysis and output characteristic.This book is a valuable source of information for professionals working in power electronics, power conversion and design of high efficiency and high power density DC-DC converters and switch mode power supplies. The book also serves as a point of reference for engineers responsible for development projects and equipment in companies and research centers and a text for advanced students.

This book presents intuitive explanations of the principles and applications of power system resiliency, as well as a number of straightforward and practical methods for the impact analysis of risk events on power system operations.

The book discusses the rapid growth of control and optimization paradigms and applies them to wind energy systems: new controllers, new computational approaches, new applications, new algorithms, and new obstacles.

This book explains the fundamentals of control theory for Internet of Things (IoT) systems and smart grids and its applications. It discusses the challenges imposed by large-scale systems, and describes the current and future trends and challenges in decision-making for IoT in detail, showing the ongoing industrial and academic research in the field of smart grid domain applications.It presents step-by-step design guidelines for the modeling, design, customisation and calibration of IoT systems applied to smart grids, in which the challenges increase with each system's increasing complexity. It also provides solutions and detailed examples to demonstrate how to use the techniques to overcome these challenges, as well as other problems related to decision-making for successful implementation. Further, it anaylses the features of decision-making, such as low-complexity and fault-tolerance, and uses open-source and publicly available software tools to show readers how they can design, implement and customise their own system control instantiations.This book is a valuable resource for power engineers and researchers, as it addresses the analysis and design of flexible decision-making mechanisms for smart grids. It is also of interest to students on courses related to control of large-scale systems, since it covers the use of state-of-the-art technology with examples and solutions in every chapter. And last but not least, it offers practical advice for professionals working with smart grids.

This book discusses stochastic dynamics of power systems and the related analytical methodology. Further, in addition to demonstrating the stochastic oscillation mechanism in power systems, it also proposes methods for quantitative analysis and stochastic optimum control in the field of stochastic dynamic security in power systems.

This book discusses control and optimization techniques in the broadest sense, covering new theoretical results and the applications of newly developed methods for PV systems.

This book presents intuitive explanations of the principles of microgrids, including their structure and operation and their applications. It also discusses the latest research on microgrid control and protection technologies and the essentials of microgrids as well as enhanced communication systems.The book provides solutions to microgrid operation and planning issues using various methodologies includingplanning and modelling;AC and DC hybrid microgrids;energy storage systems in microgrids; andoptimal microgrid operational planning.Written by specialists, it is filled in innovative solutions and research related to microgrid operation, making it a valuable resource for those interested in developing updated approaches in electric power analysis, design and operational strategies. Thanks to its in-depth explanations and clear, three-part structure, it is useful for electrical engineering students, researchers and technicians.

This book focuses on the state of the art in worldwide research on applying optimization approaches to intelligently control charging and discharging of batteries of Plug-in Electric Vehicles (PEVs) in smart grids.

This book presents a cross-disciplinaryapproach to smart grids, offering an invaluable basis for understanding theircomplexity and potential, and for discussing their technical, legal, economic, societal, psychologicaland security aspects.Smart grids are a complex phenomenon involving new, active roles for consumersand prosumers, novel social, political and cultural practices, advanced ICT,new markets, security of supply issues, the informational turn in energy,valuation of assets and investments, technological innovation and(de)regulation. Furthermore, smart grids offer new interfaces, in turn creatinghybrid fields: with the increasing use of electric vehicles and electrictransportation, smart grids represent the crossroadsof energy and mobility. While the aimis to achieve more sustainable production, transportation and use of energy, theimportance of smart grids actually has less to do with electricity, heat or gas,and far more with transforming the infrastructure needed to deliver energy, aswell as the roles of its owners, operators and users. The immediate goal is tocontribute positively to a sustainable world society.The chapters are revised and expanded texts based upon lecturesdelivered at the Groningen Energy Summer School 2014. Questions for furtherdiscussion at the end of each chapter highlight the key themes that emerge.The book offers an indispensable resource for researchers, professionals andcompanies in the power supply industry, and for students seeking to broaden anddeepen their understanding of smart grids.

This book presents intuitive explanations of the principles and applications of power system resiliency, as well as a number of straightforward and practical methods for the impact analysis of risk events on power system operations.

This book highlights the latest research advances in the planning and management of electric distribution networks. Given the importance of electric distribution networks in power delivery systems, effectively planning and managing them are vital to satisfying technical, economic, and customer requirements.

This book describes the operation and analysis of soft-commutated isolated DC-DC converters used in the design of high efficiency and high power density equipment. It explains the basic principles behind first- and second-order circuits with power switches to enable readers to understand the importance of these converters in high efficiency and high power density power supply design for residential, commercial, industrial and medical use as well as in aerospace equipment.With each chapter featuring a different power converter topology, the book covers the most important resonant converters, including series resonant converters; resonant LLC converters; soft commutation pulse width modulation converters; zero voltage switching; and zero current switching. Each topic is presented with full analysis, a showcase of the power stages of the converters, exercises and their solutions as well as simulation results, which mainly focus on the commutation analysis and output characteristic.This book is a valuable source of information for professionals working in power electronics, power conversion and design of high efficiency and high power density DC-DC converters and switch mode power supplies. The book also serves as a point of reference for engineers responsible for development projects and equipment in companies and research centers and a text for advanced students.

This book highlights the recent research advances in the area of operation, management and control of electricity distribution networks.

Part I: Microgrid Architectures and Power Electronics.- Overview of Microgrid.- Microgrid Planning and Modelling.- AC and DC Hybrid Microgrid, Modelling and Operation.- Distributed Energy Resources and Microgrid Infrastructure.- Virtual Power Plants and Virtual Inertia.- Power Electronic Converters in DC Microgrid.- Power Electronic Converters in AC Microgrid.- Energy Storage Systems in Microgrid.- Design and Experimental Investigations of an Energy Storage System in Microgrids.- Energy Management in Microgrids: Challenges, Solutions.- Energy Management of PV Array Grid-Connected.- PV Microgrids Efficiency: From nanomaterials and semiconductor polymer technologies for PV Cells to Global MPPT Control for PV Arrays.- Part II: Microgrid Control Systems.- Control of Power Electronic Converters in AC Microgrid.- DC Microgrid Control.- Hierarchical Control in Microgrid.- Distributed Control of Microgrids.- Intelligent and Adaptive Control.- Load Shedding, Emergency and Local Control.- Smart Metering based Strategies for Improving Energy Efficiency in Microgrids.- Optimal Microgrid Operational Planning Considering Distributed Energy Resources.- Self-Healing: Definition, Requirements, Challenges and Methods.- Assessment of Various Droop Control Based Strategies in Microgrid.- Fuzzy PID Control of Microgrid.- Adaptive and Online Control of Microgrids Using Multi-Agent Reinforcement Learning.- Part III: Microgrid Protection Systems.- Microgrid Protection.- Microgrid Protection and Automations.- Protective Systems in DC Microgrids.- Adaptive Protection Systems.- IEC 61850 Based Protection Systems.- Power Quality Issues and Mitigation Techniques in Microgrid.- Control and Protection of the Smart Microgrids using Internet of Things: Technologies, Architectures, and Applications.

A comprehensive review of wide-area protection, control and monitoring systems.- Introduction to WAMS and Its Applications for Future Power System.- Information and communication infrastructures in modern wide-area systems.- Wide-Area Monitoring Systems and Phasor Measurement Units.- Optimal selection of Phasor Measurement Units.- Coordinated designs of fuzzy PSSs and load frequency control for damping power system oscillations considering wind power penetration.- Wide-area monitoring of electromechanical oscillations on large interconnected power systems based on simultaneous processing spatio-temporal data.- Electromechanical mode estimation in power system using a novel nonstationary approach.- Small Signal Stability Improvement of Pumped Storage Hydropower using Wide Area Signal Considering Wind Farm.- Impact Analysis and Robust Coordinated Control of low frequency oscillations in wind integrated power system.- Frequency Stability of Two-Area Interconnected Power System with Doubly Fed Induction Generator Based Wind Turbine.- Wide-Area Measurement-Based Voltage Stability Assessment by Coupled Single-Port Models.- Adaptive WAMS-Based Secondary Voltage Control.- Applications of Decision Tree and Random Forest Methods for Real-Time Voltage Stability Assessment Using Wide Area Measurements.- Superseding Mal-operation of Distance Relay Under Stressed System Conditions.- Real-time voltage stability monitoring using machine learning-based PMU measurements.- Wide Area Transmission System Fault Analysis Based on Three-phase State Estimation with Considering Measurement and Parameter Errors.- Data-driven Wide-Area Situation Analyzer for power system event detection and severity assessment.- Techno-economic analysis of WAMS based islanding detection algorithm for microgrids with minimal PMU in smart grid environment.- Independent Estimation of Generator Clustering and Islanding Conditions in Power System with Microgrid and Inverter-based Generation.- Resilience in Wide Area Monitoring Systems for the Smart Grid.- Cyber Kill Chain-based Intrusion Detection Systems for Cyber-Physical Security in Smart Grid.

This book presents essential methods and tools for research into the reliability of energy systems. It discusses the main operating conditions which affect the reliability of electric power systems, and describes corresponding computing tools which can help solve issues as they arise.