Energy Engineering
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AC-DC Power System Analysis
- Author(s): Jos Arillaga and Bruce Smith
- Publication Year: 1998
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Covers the incorporation of AC DC converters and DC transmission in power system analysis.
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AI for Power Electronics and Renewable Energy Systems
- Author(s): Weihao Hu ; Guozhou Zhang ; Zhenyuan Zhang ; Sayed Abulanwar ; Frede Blaabjerg
- Publication Year: 2024
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Rising shares of renewable energy are needed to stave off catastrophic climate change, but also bring about the challenge of intermittency, jeopardizing power quality. Instead of large central generation units, many distributed generators and loads need to be managed in order to integrate renewable energy with power systems.
Artificial intelligence (AI) can meet this challenge with adaptive control and demand side management. When managing distributed and changing network components, AI can give control computers human-level performance, helping to solve key issues with intermittency, power quality and distributed generation and loads including EV. Use of AI for power systems has therefore become a research hotspot.
This reference book systematically treats the applications of AI in power electronics and renewable energy systems. The book begins with an introduction to AI in power systems, then subsequent chapters cover the use of AI for electric machine fault diagnosis, for power electronic reliability, design, and control, in dual-active-bridge converters; AI for distribution network voltage control, signal stability control, and energy management of hybrid systems as well as for renewable energy systems with AI. The book ends with conclusions and an outlook for AI in power systems. Numerous worked examples throughout the text help readers understand the operating and controlling guidelines.
Written by a team of well-known scientists and power system experts, AI for Power Electronics and Renewable Energy Systems is a valuable resource for researchers and PhD students, as well as experts in industry and utilities involved with electric power systems.
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AI for Status Monitoring of Utility Scale Batteries
- Author(s): Shunli Wang ; Kailong Liu ; Yujie Wang ; Daniel-Ioan Stroe ; Carlos Fernandez ; Josep M. Guerrero
- Publication Year: 2022
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Batteries are a necessary part of a low-emission energy system, as they can store renewable electricity and assist the grid. Utility-scale batteries, with capacities of several to hundreds of MWh, are particularly important for condominiums, local grid nodes, and EV charging arrays. However, such batteries are expensive and need to be monitored and managed well to maintain capacity and reliability. Artificial intelligence offers a solution for effective monitoring and management of utility-scale batteries.
This book systematically describes AI-based technologies for battery state estimation and modeling for utility-scale Li-ion batteries. Chapters cover utility-scale lithium-ion battery system characteristics, AI-based equivalent modeling, parameter identification, state of charge estimation, battery parameter estimation, offer samples and case studies for utility-scale battery operation, and conclude with a summary and prospect for AI-based battery status monitoring. The book provides practical references for the design and application of large-scale lithium-ion battery systems.
AI for Status Monitoring of Utility-Scale Batteries is an invaluable resource for researchers in battery R&D, including battery management systems and related power electronics, battery manufacturers, and advanced students.
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Advanced Characterization of Thin Film Solar Cells
- Editors: Mowafak Al-Jassim; Nancy Haegel
- Publication Year: 2020
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Polycrystalline thin-film solar cells have reached a levelized cost of energy that is competitive with all other sources of electricity. The technology has significantly improved in recent years, with laboratory cell efficiencies for cadmium telluride (CdTe), perovskites, and copper indium gallium diselenide (CIGS) each exceeding 22 percent. Both CdTe and CIGS solar panels are now produced at the gigawatt scale. However, there are ongoing challenges, including the continued need to improve performance and stability while reducing cost. Advancing polycrystalline solar cell technology demands an in-depth understanding of efficiency, scaling, and degradation mechanisms, which requires sophisticated characterization methods. These methods will enable reseachers and manufacturers to improve future solar modules and systems. This work provides researchers with a concise overview of the status of thin-film solar cell technology and characterization. Chapters describe material systems and their properties and then provide an in-depth look at relevant characterization methods and the learning facilitated by each of these. Following an introductory chapter, the book provides systematic and thorough coverage of the following topics: trends to improve CdTe solar cell performance; Cu(In,Ga)Se2 and related materials; perovskite solar cells; photovoltaic device modelling; luminescence and thermal imaging of thin-film photovoltaic materials, devices, and modules; application of spatially resolved spectroscopy characterization techniques on Cu2ZnSnSe4 solar cells; time-resolved photoluminescence characterization of polycrystalline thin-film solar cells; fundamentals of electrical material and device spectroscopies applied to thin-film polycrystalline chalcogenide solar cells; nanometer-scale characterization of thin-film solar cells by atomic force microscopy-based electrical probes; scanning transmission electron microscopy characterization of solar cells; photoelectron spectroscopy methods in solar cell research; time-of-flight secondary-ion mass spectrometry and atom probe tomography; and solid-state nuclear magnetic resonance characterization for photovoltaic applications. The final chapter provides an overview and describes future prospects.
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Advanced Dielectric Materials for Electrostatic Capacitors
- Editor: Qi Li
- Publication Year: 2020
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Capacitors are passive electrical components that store energy in an electric field. Applications include electric power conditioning, signal processing, motor starting, and energy storage. The maximum charge a capacitor can hold largely depends on the dielectric material inside. That material is the enabler for the performance. Ongoing development in fields such as high-power electronics, renewable energy, hybrid electric vehicles and electric aircraft, is posing an urgent need for more advanced electrostatic capacitor technology. This book for researchers in industry and academia provides an overview of key dielectric materials for capacitor technology. It covers preparation and characterization of state-of-the art dielectric materials including ceramics, polymers and polymer nanocomposites, for the most popular applications including energy storage, microwave communication and multi-layer ceramic capacitors. The book begins with an introduction to electrostatic capacitor technology, then goes on to cover the following topics: techniques for capacitor dielectrics characterization; dielectric polymers and dielectric metamaterials for high energy capacitors; polymer/nanofiller composites; high-temperature polymer-based dielectrics for electrostatic energy storage; design and simulations of capacitor dielectrics by phase-field computations; rational design on polymer dielectrics; inorganic dielectrics for high-energy-density capacitors; ceramic dielectrics for microwave communication; ceramic dielectrics for MLCCs; and finally two chapters on future prospects for polymers and ceramics.
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Advances in High Voltage Engineering
- Editors: A. Haddad; D. Warne
- Publication Year: 2004
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This book addresses the very latest research and development issues in high voltage technology and is intended as a reference source for researchers and students in the field, specifically covering developments throughout the last decade.
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Advances in Power System Modelling, Control and Stability Analysis
- Editor: Federico Milano
- Publication Year: 2016
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Advances in Power System Modelling, Control and Stability Analysis captures the variety of new methodologies and technologies that are changing the way modern electric power systems are modelled, simulated and operated. The book is divided into three parts. Part 1 presents research works on power system modelling and includes applications of telegrapher equations, power flow analysis with inclusion of uncertainty, discrete Fourier transformation and stochastic differential equations. Part 2 focuses on power system operation and control and presents insights on optimal power flow, real-time control and state estimation techniques. Finally, Part 3 describes advances in the stability analysis of power systems and covers voltage stability, transient stability, time delays, and limit cycles. A rich mix of theoretical aspects with practical considerations, as well as benchmarks test systems and real-world applications makes this book essential reading for researchers and students in academia and industry in electric power systems modelling and control
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Advances in Power System Modelling, Control and Stability Analysis
- Editor: Federico Milano
- Publication Year: 2022
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Power systems are becoming increasingly complex as well as flexible, able to integrate distributed renewable generation, EV, and additional loads. This expanded and updated second edition covers the technologies needed to operate modern power grids.
Initial chapters cover power system modelling, telegrapher equations, power flow analysis, discrete Fourier transformation and stochastic differential equations. Ensuing chapters deal with power system operation and control, power flow, real-time control and state estimation techniques for distribution systems as well as shipboard systems. The final chapters describe stability analysis of power systems and cover voltage stability, transient stability, time delays, and limit cycles. New content for the second edition includes four new chapters on recent modelling, control and stability analysis of power electronic converters and electric vehicles.
This new edition is an essential guide to technologies for operating modern flexible power systems for PhD students, early-career researchers and practitioners in the field.
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Agrivoltaics: Technical, ecological, commercial and legal aspects
- Editors: Constantin Klyk; Stephan Schindele
- Publication Year: 2024
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Agrivoltaics, also called agricultural-photovoltaics (Agri-PV or APV), integrates solar power generation into an agricultural activity on farmland.
The PV modules not only generate clean energy, but also shield crops from intense sun, drought or wind erosion. The market potential in EU-27, UK, and Switzerland alone is estimated to be 968 GWp if only 1 % of the utilized agricultural area is used for Agri-PV. Interest is swiftly growing amongst scientists, policy makers, and within the farming and energy industries. The challenges lie in the construction of the PV system, choice and ecology of crops, and sowing and harvesting techniques.
Agrivoltaics: Technical, ecological, commercial and legal aspects provides an overview of agrivoltaics, covering existing technical solutions both on system level as well as on the module level. Chapters cover the principles and definition, technological aspects of the PV and the agricultural system, yield prediction, light management, operations and management, ecological and social aspects, commercial, and legal considerations. Legal frameworks in different countries are explained. A short outlook describes how the future of Agri-PV could develop.
The book provides systematic coverage of this emerging topic for researchers, scientists, and engineers involved with PV, farmers, decision makers in PV and agricultural sector, as well as policy makers.
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Artificial Intelligence Techniques in Power Systems
- Editors: Kevin Warwick; Arthur Ekwue; Raj Aggarwal
- Publication Year: 1997
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Research in artificial intelligence has developed many techniques and methodologies that can be adapted or used directly to solve complex power system problems.
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Artificial Intelligence for Smarter Power Systems: Fuzzy logic and neural networks
- Author(s): Marcelo Godoy Simões
- Publication Year: 2021
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The urgent need to reduce carbon emissions is leading to growing use of renewable electricity, particularly from wind and photovoltaics. However, the intermittent nature of these power sources presents challenges to power systems, which need to ensure high and consistent power quality. Going forward, power systems also need to be able to respond to changes in loads, for example from EV charging. Neither production nor load changes can be predicted precisely, and so there is a degree of uncertainty or fuzziness. One way to meet these challenges is to use a kind of artificial intelligence - fuzzy logic. Fuzzy logic uses variables that may be any real number between 0 and 1, rather than either 0 or 1. It has obvious advantages when used for optimization of alternative and renewable energy systems. The parametric fuzzy algorithm is inherently adaptive because the coefficients can be altered to accommodate requirements and data availability. This book focuses on the use of fuzzy logic and neural networks to control power grids and adapt them to changing requirements. Chapters cover fuzzy inference, fuzzy logic-based control, feedback and feedforward neural networks, competitive and associate neural networks, and applications of fuzzy logic, deep learning and big data in power electronics and systems.
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Battery Management Systems and Inductive Balancing
- Author(s): Alex Van den Bossche and Ali Farzan Moghaddam
- Publication Year: 2021
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The application areas of batteries are currently booming. The recent generation of devices combines a high energy density with a reasonable cost and life expectancy, making them suitable not only for cars but also electric bikes, scooters, forklifts, gardening and household tools, storage batteries as well as airborne applications such as drones, helicopters, and small airplanes. Since manufacturing batteries requires a lot of energy and minerals, extending the life of the battery is worthwhile from both an ecologic and an economic point of view. The use of Battery Management Systems (BMS) can extend battery life, if they are used with a sound understanding of the internal electrical processes. This book provides insight into the electric behaviour of batteries for researchers involved with the design of battery management systems, and experts involved with electric vehicle development. It covers a range of options for designing battery management and cell balancing systems, with a focus on inductive balancing. After an overview of previous and current battery types, chapters convey a number of cell-balancing techniques, such as passive and active equalizer circuits, with a focus on transformer and coupled inductor based balancing methods. In addition, cell voltage monitoring and charging are investigated. Furthermore, solutions are provided to reduce the number of inductive components, the number of windings, and practical implementation.
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Battery State Estimation: Methods and models
- Editor: Shunli Wang
- Publication Year: 2021
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Batteries are of vital importance for storing intermittent renewable energy for stationary and mobile applications. In order to charge the battery and maintain its capacity, the states of the battery - such as the current charge, safety and health, but also quantities that cannot be measured directly - need to be known to the battery management system. State estimation estimates the electrical state of a system by eliminating inaccuracies and errors from measurement data. Numerous methods and techniques are used for lithium-ion and other batteries. The various battery models seek to simplify the circuitry used in the battery management system. This concise work captures the methods and techniques for state estimation needed to keep batteries reliable. The book focuses particularly on mechanisms, parameters and influencing factors. Chapters convey equivalent modelling and several Kalman filtering techniques, including adaptive extended Kalman filtering for multiple battery state estimation, dual extended Kalman filtering prediction for complex working conditions, and particle filtering of safety estimation considering the capacity fading effect. This book is necessary reading for researchers in battery research and development, including battery management systems and related power electronics, for battery manufacturers, and for advanced students in power electronics.
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Blockchain Technology for Smart Grids: Implementation, management and security
- Editors: H.L. Gururaj; Kumar V. Ravi; Francesco Flammini; Hong Lin; B. Goutham; Kumar B.R. Sunil; C. Sivapragash
- Publication Year: 2022
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Smart grids with distributed clean energy generation, storage and prosumers are the future of energy systems. They need two-way digital communication between multiple customers and suppliers of energy, to produce, buy and sell electricity to the grid at small scales. These arrangements need a system that maintains, checks, and registers information about transactions.
Blockchain technology is able to handle these requirements with smart contracts, peer-to-peer energy trading and immutable transactions. A blockchain is a digital ledger of transactions that can be accessed across the entire network of computer systems. Combined with sensors to track energy flows, blockchain can enable the smart grid.
After an introduction to blockchain, chapters cover integration with IoT, IoT- and blockchain-enabled smart grids, use of sensors, security and privacy, use of machine and deep learning, energy storage and transaction, as well as use of cryptocurrencies for transactions.
Written by an international team with the necessary multi-disciplinarity, this work for researchers in power systems as well as economists with related interests covers the use of blockchain technology for smart grids.
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Characterization of Wide Bandgap Power Semiconductor Devices
- Author(s): Fei (Fred) Wang ; Zheyu Zhang ; Edward A. Jones
- Publication Year: 2018
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At the heart of modern power electronics converters are power semiconductor switching devices. The emergence of wide bandgap (WBG) semiconductor devices, including silicon carbide and gallium nitride, promises power electronics converters with higher efficiency, smaller size, lighter weight, and lower cost than converters using the established siliconbased devices. However, WBG devices pose new challenges for converter design and require more careful characterization, in particular due to their fast switching speed and more stringent need for protection. Characterization of Wide Bandgap Power Semiconductor Devices presents comprehensive methods with examples for the characterization of this important class of power devices. After an introduction, the book covers pulsed static characterization; junction capacitance characterization; fundamentals of dynamic characterization; gate drive for dynamic characterization; layout design and parasitic management; protection design for double pulse test; measurement and data processing for dynamic characterization; cross-talk consideration; impact of three-phase system; and topology considerations.
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Clean Energy Microgrids
- Editors: Shin'ya Obara; Jorge Morel
- Publication Year: 2017
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Microgrids are electric power grids composed of loads and distributed energy resources which provide electricity to villages, university campuses and other entities usually smaller than cities which are capable of operating independently from the larger grid if necessary. Such systems are gaining importance in times of rising shares of renewable power and desire for energy resilience. There is a need for an updated work and overview describing the latest technology in microgrids and also adding perspectives of economics, environment and energy policies, including microgrids for cold regions, and future trends. The aim of this work is to give this complete overview of the latest technology around the world, and the interrelation with clean energy systems. Topics covered include key concepts and definitions; microgrid communication and control; storage systems for microgrids; microgrid reliability; clean generation in microgrids; country case studies; economics and policies. The book is essential reading for researchers and practicing engineers, as well as advanced students.
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Clean Energy for Low-Income Communities: Technology, deployment and challenges
- Editors: David S-K. Ting; Jacqueline A. Stagner
- Publication Year: 2024
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Energy provision for low income or remote communities is a difficult challenge, with many still depending on polluting and costly fossil fuels. Transporting energy is a further problem since some communities are only accessible during brief periods of the year. Local energy generation is a key solution, but technical challenges need to be overcome.
This hands-on treatise explores technologies and approaches for accelerating deployment of accessible clean energy and discusses obstacles hindering that deployment. The primary focus is on engineering topics, although contributions from non-engineering application experts are also included. Chapters cover principal aspects of energy provision for low-income communities, low cost and energy-efficient housing designs, solar energy for low-income communities, solar PV integration in residential buildings, rural electrification in low-income communities and in remote communities using wind and solar energy, advances in biofuels production, and as a case study, modelling and forecasting energy mix scenarios for Turkey.
Clean Energy for Low Income Communities: Technology, deployment and challenges offers in-depth discussion of this multidisciplinary topic for an audience of researchers in academia, renewable energy and utilities experts in industry, technology manufacturers and advanced students, as well as energy experts in think tanks and development banks.
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Clean Energy: Past to future
- Author(s): Peter Tavner
- Publication Year: 2023
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Clean energy provision and usage has a long history from an engineering perspective. This perspective can help understanding past and current developments at a time of increasing concern about climate change. Over many hundreds of years human beings have been extracting energy from their environment in various ways, many of which could also be acceptable in the future for achieving a lower energy carbon footprint.
This book for engineers, researchers and scientists in the renewable energy industries as well as for advanced students, investors, managers, and engineering historians, describes the engineering history of human methods for extracting energy from our environment, up to and including the electrical age.
Chapters cover the ancient and historical past, fuels between 1800 and 1900, science, engineering and electricity in the modern age, current energy vectors, clean and renewable energy, and an outlook to the future.
The book places those aspects and developments in context alongside present usage. It presents energy data in graphical or schematic ways to indicate these changes in different world regions, putting them in historical context. The goal is an understanding of the range of energy resources available to us from our environment.
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Cogeneration and District Energy Systems: Modelling, Analysis and Optimization
- Author(s): Marc A. Rosen and Seama Koohi-Fayegh
- Publication Year: 2016
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District energy (DE) systems use central heating and/or cooling facilities to provide heating and/or cooling services for communities and can be particularly beneficial when integrated with cogeneration plants for electricity and heat. This book provides information on district energy and cogeneration technologies, and the systems that combine them, with a focus on their modelling, analysis and optimization. Topics covered include a brief introduction to district heating and cogeneration; background material on thermodynamics and exergy analyses; models for cogeneration, heating and district heating, and chilling and district cooling; descriptions and analyses of configurations for integrating cogeneration and DE technologies; economics of cogeneration and DE; environmental impact of cogeneration systems, including wastes and carbon dioxide emissions and their allocations; modelling and optimization of cogeneration-based district energy systems accounting for economics and environmental impact; developments and advances in technologies and systems for cogeneration and DE; and future directions. Examples and case studies are included throughout the book to illustrate the material covered, and to demonstrate the importance, benefits and value of cogeneration and district energy technologies in achieving sustainable and efficient energy systems.
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Cogeneration: A user's guide
- Author(s): David Flin
- Publication Year: 2010
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If there are two phrases we have come to know very well, they are 'environmental awareness' and 'credit crunch'. The world is looking for ways to decrease the emission of CO2 into the atmosphere, without incurring major costs in doing so. By increasing efficiencies up to about 90 per cent using well-established and mature technologies, cogeneration represents the best option for short-term reductions in CO2 emission levels. The ability to maximise revenue streams by taking advantage of price fluctuations in the cost of energy supply, and ensuring the ability to supply power regardless of what is happening on the grid, are powerful incentives to use cogeneration. The collapses of the grid networks in North America and Italy in 2003 were a stark reminder of what can happen if there is over-reliance on the grid network. Cogeneration makes sense economically, environmentally and operationally.