The book "Collection of LR on a virtual heat exchanger" edited by C. M. Kuptsova and other authors is a unique publication that will become a reference book for students, graduate students and specialists in the field of heat exchange and heat engineering . This collection contains laboratory work that will help the reader not only to master the theoretical aspects, but also to apply the knowledge gained in practice. Virtual heat exchangers are a modern direction that is actively introduced into the educational process. The book invites the reader to immerse himself in the world of virtual technologies that allow modeling and analyzing heat exchange processes without the need for physical equipment. This is especially true for educational institutions where resources may be limited and access to real-world facilities is difficult. The collection consists of several sections, each of which is devoted to a certain aspect of working with virtual heat exchangers .. The reader will find here not only a description of the methods and principles of work, but also practical tasks that will help to consolidate theoretical knowledge. Each section includes clear instructions that make the material understandable even to those who are just beginning their journey in this area. Who can like this book? First of all, it will be useful for technical students studying heat exchange and heat engineering . Also, the collection will be an excellent help for teachers who are looking for new methods to explain complex concepts. Engineers and specialists working in the field of design and operation of heat exchange systems will also find in the book a lot of interesting and useful. The topics raised in the collection cover a wide range of issues related to the design, operation and optimization of heat exchangers. The authors pay attention to both classical methods and modern approaches, which allows the reader to get a holistic view of the subject. In addition, the book touches on issues of ecology and energy efficiency, which makes it especially relevant in the light of modern challenges facing humanity. The style of the authors is distinguished by clarity and accessibility of the presentation . They strive to make complex technical concepts understandable to a wide audience, using simple and illustrative examples. This allows the reader not only to absorb the material, but also to develop critical thinking, which is especially important in technical disciplines. Among other well-known works of the authors are textbooks and manuals on heat exchange and heat engineering, which have already proven themselves in the market. Their experience and professionalism make the "Collection of HR on a virtual heat exchanger" a valuable contribution to educational literature. If you are looking for a high-quality and up-to-date manual on heat exchangers that will help you not only in your studies, but also in your professional activities, this collection will be an excellent choice. It will not only expand your knowledge, but also inspire new discoveries in the field of heat exchange and heat engineering. Do not miss the opportunity to get acquainted with this unique publication, which will open up new horizons in the study of modern technologies!