Textbook in PDF format Electric Power Systems underlie virtually every aspect of modern life. In the face of an unprecedented transition from fossil fuels to clean energy, it has never been more essential for engineers and other professionals from diverse disciplines to understand the electric grid and help chart its future. Since its original publication, Electric Power Systems has served as a uniquely accessible and qualitative introduction to the subject, offering a foundational overview with an emphasis on key concepts and building physical intuition. Now revised and updated to bring even greater rigor and incorporate the latest technologies, it remains an indispensable introduction to this vital subject