**Electrical Power Systems Quality Third Edition** by Roger C. Dugan, Mark F. McGranaghan, Surya Santoso, and H. Wayne Beaty is a comprehensive guide to power quality issues in electrical power systems. The book covers a wide range of topics, including voltage quality, transients, harmonics, and long-duration voltage variations. It provides a detailed overview of power quality problems, their causes, and solutions, as well as the standards and regulations governing power quality. The book is intended for use by utility engineers, industrial engineers, and technicians, as well as designers of load equipment. It includes case studies, examples, and practical applications to help readers understand and address power quality issues. The book also discusses the economic and technical considerations involved in solving power quality problems, as well as the importance of power quality in ensuring the reliable and efficient operation of electrical systems. The authors emphasize the need for a balanced approach to power quality issues, considering both the technical and economic aspects of solutions. The book is organized into chapters that cover various aspects of power quality, including voltage quality, transients, harmonics, and long-duration voltage variations. It also includes a chapter on distributed generation and its impact on power quality, as well as a chapter on power quality monitoring and benchmarking. The book concludes with a discussion on the future of power quality and the role of technology in improving power quality. Overall, the book serves as a valuable resource for anyone involved in the design, operation, or maintenance of electrical power systems.**Electrical Power Systems Quality Third Edition** by Roger C. Dugan, Mark F. McGranaghan, Surya Santoso, and H. Wayne Beaty is a comprehensive guide to power quality issues in electrical power systems. The book covers a wide range of topics, including voltage quality, transients, harmonics, and long-duration voltage variations. It provides a detailed overview of power quality problems, their causes, and solutions, as well as the standards and regulations governing power quality. The book is intended for use by utility engineers, industrial engineers, and technicians, as well as designers of load equipment. It includes case studies, examples, and practical applications to help readers understand and address power quality issues. The book also discusses the economic and technical considerations involved in solving power quality problems, as well as the importance of power quality in ensuring the reliable and efficient operation of electrical systems. The authors emphasize the need for a balanced approach to power quality issues, considering both the technical and economic aspects of solutions. The book is organized into chapters that cover various aspects of power quality, including voltage quality, transients, harmonics, and long-duration voltage variations. It also includes a chapter on distributed generation and its impact on power quality, as well as a chapter on power quality monitoring and benchmarking. The book concludes with a discussion on the future of power quality and the role of technology in improving power quality. Overall, the book serves as a valuable resource for anyone involved in the design, operation, or maintenance of electrical power systems.