The book "The modes of operation of electric power systems" by the authors Kobelev A. In. , Kochergina S. In. and Pechagina E. A. is an important work that will become an indispensable assistant for students, graduate students, as well as specialists in the field of electricity This work covers a wide range of issues related to the modes of operation of electric power systems, and offers the reader an in-depth understanding of the key processes taking place in this complex and dynamic field. The authors, with considerable experience and knowledge, share with readers not only theoretical aspects, but also practical recommendations that will help to better understand how electric power systems work in different modes. The book covers such important topics as the stability and reliability of electric power systems, the impact of various factors on their work, as well as methods for analyzing and optimizing modes. The reader will be able to get acquainted with modern approaches to the management of electric power systems, which makes this book relevant for both theorists and practitioners. The book pays special attention to interactive methods and modern technologies that are used to analyze modes of operation. The authors offer the reader not only theoretical calculations, but also real examples from practice, which makes the material more accessible and understandable. This is especially important for students and young professionals who are just beginning their journey in the electric power industry and need a clear understanding of the basics. The book will be of interest not only to students and graduate students, but also to engineers working in the field of electricity, as well as to anyone who is interested in modern technologies and their application in the energy sector. It is suitable for those who are just starting to study this topic, and for experienced professionals who want to update their knowledge and get acquainted with new approaches and methods. The topics raised in the book cover not only technical aspects, but also issues of sustainable development and ecology, which makes it especially relevant in light of the current challenges facing the energy sector. The authors emphasize the importance of the transition to more sustainable and efficient systems, which is one of the key challenges of our time. Readers will be able to see how electric power systems can adapt to changes in the environment and the demands of the time. The style of the authors is distinguished by clarity and accessibility of the presentation, which makes it easy to assimilate even the most complex concepts. Kobelev A. In. , Kochergin S. In. and Pechagin E. A. are known for their scientific works and publications in the field of electricity, and their experience is reflected in this book. They successfully combine theory and practice, which makes their work in demand both in academic circles and among practitioners. If you are looking for a book that will help you to better understand the modes of operation of electric power systems, as well as introduce you to modern approaches and technologies in this area, then “Power Systems Operation Modes” will be an excellent choice for you. This work will not only expand your knowledge, but will also inspire new ideas and solutions that can be applied in your professional activities. Do not miss the opportunity to immerse yourself in the world of electricity with this fascinating and informative book!