The book "On the issue of calculation of hydraulic brakes of artillery systems" by Vsevolod Alekseevich Protopopov and V. C. Pugacheva is a unique work that immerses the reader in the world of engineering and military equipment, revealing the complex aspects of designing and calculating hydraulic brakes for artillery guns. This work will be a real discovery for specialists in the field of military mechanics, students of technical universities, as well as everyone who is interested in modern technologies in the field of artillery. The book examines key aspects relating to hydrobrakes devices that play a critical role in ensuring the safety and effectiveness of artillery systems. The authors analyze in detail the principles of operation of hydraulic brakes, their design features and the impact on the overall performance of the guns. The reader will be able to learn about the calculation methods necessary for the design of these systems, as well as about modern approaches to their optimization. Intriguing examples and practical recommendations make the material accessible and understandable even to those who are not specialists in this field. The book will be of interest not only to professional engineers and designers, but also to students studying military technology and mechanics. It can also attract the attention of historians and researchers involved in the development of artillery systems, as the authors highlight the evolution of hydraulic brakes and their impact on the combat characteristics of guns. In today's world, where technology is rapidly developing, understanding of details such as the operation of hydraulic brakes is becoming increasingly relevant. The topics raised in the book range from technical aspects to questions of the safety and reliability of artillery systems. The authors emphasize the importance of hydraulic brakes in the context of improving combat effectiveness and reducing the risks associated with the use of artillery. This makes the book not only a technical tool, but also an important contribution to the discussion of security issues in the military sphere. The style of the authors is distinguished by clarity and logical presentation, which allows the reader to easily assimilate complex technical concepts. Vsevolod Alekseevich Protopopov and V. C. Pugachev are experienced specialists, and their knowledge and experience are reflected in each section of the book. Their previous work is also noteworthy, as they cover a wide range of topics related to military technology and engineering. If you are looking for books on topics related to artillery systems, hydraulic mechanisms or military engineering, “On the question of calculating hydraulic brakes of artillery systems” will be an excellent addition to your library. This work will not only enrich your knowledge, but also help you better understand how modern technologies affect the effectiveness of military equipment. Do not miss the opportunity to get acquainted with this unique book, which will become a reliable source of information for all who are interested in artillery and engineering. “On the issue of calculating hydraulic brakes of artillery systems” is not just a training manual, but a real find for those who seek to deepen their knowledge in the field of military equipment and mechanics.