The book “Pumps, fans, compressors” by Sergey Cherkassky is a real find for everyone who is interested in mechanics, engineering and technology. This publication is not just a textbook, but a full-fledged guide to the world of rotary and dynamic machines, which will help both novice specialists and experienced engineers to deepen their knowledge and skills. Sergei Cherkassky, known for his in-depth research in the field of mechanics and design, offers readers a unique look at the device and the principle of operation of pumps, fans and compressors. The book discusses in detail the different types of these machines, their design, applications and features of operation. The author shares his experience, which makes the material not only theoretically sound, but also practical. Readers will find many examples and illustrations in the book that will help them better understand complex mechanisms and processes. Cherkassky pays attention not only to the basic principles of work, but also to modern technologies used in this area. This makes the book relevant for students of technical universities, graduate students and practicing engineers working in the fields of energy, engineering and automation. The topics raised in the book cover a wide range of issues, from the basics of hydraulics and aerodynamics to current trends in the design and operation of pumps and compressors. Readers will be able to learn about new materials and technologies that can improve the efficiency of these machines and reduce their energy consumption. The book also addresses the issues of reliability and safety, which is an important aspect in working with high-load systems. This book will be especially interesting for those who want to deepen their knowledge in the design and operation of pumping and compressor stations, as well as for those who are looking for practical solutions to improve the efficiency of their systems. It will be an excellent addition to the engineer's library, as well as a useful resource for students studying mechanical and energy disciplines. The style of Sergei Cherkassky is distinguished by clarity and accessibility of presentation, which allows even complex technical aspects to be perceived easily and with interest. His previous works, such as "Fundamentals of Fluid Mechanics" and "The Theory and Practice of Pumping Stations", have already established themselves as quality sources of knowledge, and the new book was no exception. If you are looking for information about pumps, fans and compressors, want to understand their device and principles of operation, or just interested in modern technologies in engineering, then “Pumps, fans, compressors” is what you need. This book will be your reliable assistant in the world of mechanics and technology, opening up new horizons and opportunities for professional growth. Do not miss the chance to immerse yourself in the fascinating world of engineering with Sergei Cherkassky . Read, study and apply the knowledge gained in practice!