This book introduces the new and emerging smart grid technology, addressing its diverse technological and system engineering aspects, from communications to renewable energy. Complete with examples and case studies of smart grid systems and solutions, the book provides industry professionals with a systematic overview of smart grid building blocks, key elements, challenges, and standards development. Coverage includes the main architectures used to design smart grid systems, critical infrastructures such as cybersecurity, next generation research trends, plus cloud computing, X-Grids, and other cutting-edge topics.