Fresh perspective on power systems, dealing with uncertainty, power electronics, and electricity markets Power Systems is a highly accessible textbook on the subject that helps students understand how power systems work and the fundamental constraints that guide its operation and design. Less relevant material is excluded, fundamentals are reinforced at every turn, and the book studiously avoids getting sidetracked into lengthy discussions of non-essential topics. In such a rapidly developing field, this unique approach of explaining not only the -what- and the -how- but also the -why- equips readers to understand why things might be done in a certain way so they can help develop new solutions to modern problems. To aid in reader comprehension, the text contains examples that reinforce the understanding of the fundamental concepts, informative and attractive illustrations, and problems of increasing levels of difficulty. An accompanying website includes a complete solution manual, teac