The papers included in this issue of ECS Transactions were originally presented in the symposium ¿Micro Power Sources¿, held during the PRiME 2008 joint international meeting of The Electrochemical Society and The Electrochemical Society of Japan, with the technical cosponsorship of the Japan Society of Applied Physics, the Korean Electrochemical Society, the Electrochemistry Division of the Royal Australian Chemical Institute, and the Chinese Society of Electrochemistry. This meeting was held in Honolulu, Hawaii, from October 12 to 17, 2008.

A unique electrical engineering approach to alternative sources ofenergy Unlike other books that deal with alternative sources of energyfrom a mechanical point of view, Integration of Alternative Sourcesof Energy takes an electrical engineering perspective. Moreover,the authors examine the full spectrum of alternative and renewableenergy with the goal of developing viable methods of integratingenergy sources and storage efficiently. Readers become thoroughlyconversant with the principles, possibilities, and limits ofalternative and renewable energy. The book begins with a general introduction and then reviewsprinciples of thermodynamics. Next, the authors explore both commonand up-and-coming alternative energy sources, including hydro,wind, solar, photovoltaic, thermosolar, fuel cells, and biomass.Following that are discussions of microturbines and inductiongenerators, as well as a special chapter dedicated to energystorage systems. After setting forth the fundamentals, the authorsfocus on how to integrate the various energy sources for electricalpower production. Discussions related to system operation,maintenance, and management, as well as standards forinterconnection, are also set forth. Throughout the book, diagrams are provided to demonstrate theelectrical operation of all the systems that are presented. Inaddition, extensive use of examples helps readers better grasp howintegration of alternative energy sources can beaccomplished. The final chapter gives readers the opportunity to learn about theHOMER Micropower Optimization Model. This computer model, developedby the National Renewable Energy Laboratory (NREL), assists in thedesign of micropower systems and facilitates comparisons of powergeneration techniques. Readers can download the software from theNREL Web site. This book is a must-read for engineers, consultants, regulators,and environmentalists involved in energy production and delivery,helping them evaluate alternative energy sources and integrate theminto an efficient energy delivery system. It is also a superiortextbook for upper-level undergraduates and graduate students.

Distributed Energy Resources in Microgrids: Integration, Challenges and Optimization unifies classically unconnected aspects of microgrids by considering them alongside economic analysis and stability testing. In addition, the book presents well-founded mathematical analyses on how to technically and economically optimize microgrids via distributed energy resource integration. Researchers and engineers in the power and energy sector will find this information useful for combined scientific and economical approaches to microgrid integration. Specific sections cover microgrid performance, including key technical elements, such as control design, stability analysis, power quality, reliability and resiliency in microgrid operation. - Addresses the challenges related to the integration of renewable energy resources - Includes examples of control algorithms adopted during integration - Presents detailed methods of optimization to enhance successful integration

The Encyclopedia of Electrochemical Power Sources is a truly interdisciplinary reference for those working with batteries, fuel cells, electrolyzers, supercapacitors, and photo-electrochemical cells. With a focus on the environmental and economic impact of electrochemical power sources, this five-volume work consolidates coverage of the field and serves as an entry point to the literature for professionals and students alike. Covers the main types of power sources, including their operating principles, systems, materials, and applications Serves as a primary source of information for electrochemists, materials scientists, energy technologists, and engineers Incorporates nearly 350 articles, with timely coverage of such topics as environmental and sustainability considerations

Microgrid technology is an emerging area, and it has numerous advantages over the conventional power grid. A microgrid is defined as Distributed Energy Resources (DER) and interconnected loads with clearly defined electrical boundaries that act as a single controllable entity concerning the grid. Microgrid technology enables the connection and disconnection of the system from the grid. That is, the microgrid can operate both in grid-connected and islanded modes of operation. Microgrid technologies are an important part of the evolving landscape of energy and power systems. Many aspects of microgrids are discussed in this volume, including, in the early chapters of the book, the various types of energy storage systems, power and energy management for microgrids, power electronics interface for AC & DC microgrids, battery management systems for microgrid applications, power system analysis for microgrids, and many others. The middle section of the book presents the power quality problems in microgrid systems and its mitigations, gives an overview of various power quality problems and its solutions, describes the PSO algorithm based UPQC controller for power quality enhancement, describes the power quality enhancement and grid support through a solar energy conversion system, presents the fuzzy logic-based power quality assessments, and covers various power quality indices. The final chapters in the book present the recent advancements in the microgrids, applications of Internet of Things (IoT) for microgrids, the application of artificial intelligent techniques, modeling of green energy smart meter for microgrids, communication networks for microgrids, and other aspects of microgrid technologies. Valuable as a learning tool for beginners in this area as well as a daily reference for engineers and scientists working in the area of microgrids, this is a must-have for any library.

ENERGY STORAGE for MODERN POWER SYSTEM OPERATIONS Written and edited by a team of well-known and respected experts in the field, this new volume on energy storage presents the state-of-the-art developments and challenges for modern power systems for engineers, researchers, academicians, industry professionals, consultants, and designers. Energy storage systems have been recognized as the key elements in modern power systems, where they are able to provide primary and secondary frequency controls, voltage regulation, power quality improvement, stability enhancement, reserve service, peak shaving, and so on. Particularly, deployment of energy storage systems in a distributed manner will contribute greatly in the development of smart grids and providing promising solutions for the above issues. The main challenges will be the adoption of new techniques and strategies for the optimal planning, control, monitoring and management of modern power systems with the wide installation of distributed energy storage systems. Thus, the aim of this book is to illustrate the potential of energy storage systems in different applications of modern power systems, with a view toward illuminating recent advances and research trends in storage technologies. This exciting new volume covers the recent advancements and applications of different energy storage technologies that are useful to engineers, scientists, and students in the discipline of electrical engineering. Suitable for the engineers at power companies and energy storage consultants working in the energy storage field, this book offers a cross-disciplinary look across electrical, mechanical, chemical and renewable engineering aspects of energy storage. Whether for the veteran engineer or the student, this is a must-have for any library. AUDIENCE Electrical engineers and other designers, engineers, and scientists working in energy storage

Hybrid-Renewable Energy Systems in Microgrids: Integration, Developments and Control presents the most up-to-date research and developments on hybrid-renewable energy systems (HRES) in a single, comprehensive resource. With an enriched collection of topics pertaining to the control and management of hybrid renewable systems, this book presents recent innovations that are molding the future of power systems and their developing infrastructure. Topics of note include distinct integration solutions and control techniques being implemented into HRES that are illustrated through the analysis of various global case studies. With a focus on devices and methods to integrate different renewables, this book provides those researching and working in renewable energy solutions and power electronics with a firm understanding of the technologies available, converter and multi-level inverter considerations, and control and operation strategies. - Includes significant case studies of control techniques and integration solutions which provide a deeper level of understanding and knowledge - Combines existing research into a single informative resource on micro grids with HRES integration and control - Includes architectural considerations and various control strategies for the operation of hybrid systems

This book addresses the need to understand the development, use, construction, and operation of smart microgrids (SMG). Covering selected major operations of SMG like dynamic energy management, demand response, and demand dispatch, it describes the design and operational challenges of different microgrids and provides feasible solutions for systems. Smart Micro Grid presents communication technologies and governing standards used in developing communication networks for realizing various smart services and applications in microgrids. An architecture facilitating bidirectional communication for smart distribution/microgrid is brought out covering aspects of its design, development and validation. The book is aimed at graduate, research students and professionals in power, power systems, and power electronics. Features: • Covers a broad overview of the benefits, the design and operation requirements, standards and communication requirements for deploying microgrids in distribution systems. • Explores issues related to planning, expansion, operation, type of microgrids, interaction among microgrid and distribution networks, demand response, and the technical requirements for the communication network. • Discusses current standards and common practices to develop and operate microgrids. • Describes technical issues and requirements for operating microgrids. • Illustrates smart communication architecture and protocols.

Because society depends greatly on electric energy, power system control and protection focuses on ensuring a secure and reliable supply of power. To operate the electric systems in safe mode, the power system component should be equipped with intelligent controllers. The Handbook of Research on Smart Power System Operation and Control is a collection of innovative research on the theoretical and practical developments in smart power system operation and control that takes into account both smart grid and micro-grid systems. While highlighting topics including cybersecurity, smart grid, and wide area monitoring, this book is ideally designed for researchers, students, and industry professionals.