The Mechanical Engineering . Encyclopedia, Volume 4-2: Electric Drive. Hydro- and vibrodrivers. Book 2, edited by K. In. Frolova, is a unique and in-depth study in the field of modern engineering, which will be of interest to both professional engineers and technical students. This edition is part of an extensive encyclopedia covering a wide range of topics related to mechanical engineering, and in particular to electric drives, hydro- and vibration drives. In this volume, the authors examine in detail the various aspects of the design, operation and maintenance of electric drives, as well as their application in various industries. The reader will be able to learn about the principles of electric motors, their classification and characteristics, as well as about current trends in the field of automation and control of electric drives. Important attention is paid to hydraulic and vibration systems, which play a key role in ensuring the efficient operation of machines and mechanisms. The book will be especially useful for those who are interested in the latest technologies in the field of mechanical engineering, as well as for those who want to deepen their knowledge in the field of electric drives and hydraulic systems. Students and graduate students of technical universities will find in it valuable information for the preparation of term papers and diplomas, and practicing engineers will be able to use it as a reference for solving specific problems in their professional activities. The topics raised in the book cover not only technical aspects, but also economic and environmental issues related to the use of different types of actuators. The author’s team focuses on the importance of choosing optimal solutions to improve the efficiency of production processes and reduce costs. This makes the book relevant not only for engineers, but also for managers who make decisions in the field of investment in new technologies. The style of presentation of the material in the book is clear and accessible, which makes it easy to perceive even complex technical concepts. K. In. Frolov, as an editor, managed to unite the efforts of leading specialists in the field of mechanical engineering, which made this publication a real storehouse of knowledge. His experience and authority in the scientific community give the book additional value. If you are looking for information about modern technologies in the field of electric drives and hydraulic systems, then this publication will become an indispensable assistant. Readers interested in topics such as automation, systems management, as well as those who want to be aware of the latest trends in mechanical engineering, will find a lot of useful information in this book. This book not only expands the horizons of knowledge, but also inspires new ideas and solutions. It will be an excellent addition to the library of every engineer and student seeking professional growth and development. Do not miss the opportunity to immerse yourself in the world of modern technologies and discover new horizons in mechanical engineering with the help of Mechanical Engineering Encyclopedia, Volume 4-2: Electric Drive. Hydro- and vibrodrivers. Book 2".