EHY202 Aspen HYSYS: Advanced Process Simulation Course is an indispensable learning resource for professionals and students seeking to master advanced skills in modeling and process optimization with Aspen HYSYS software. The authorship of this publication belongs to a team of experts and practitioners in the field of chemical and oil and gas engineering, which gives the book special value and practical orientation. This edition is a deep and systematic course, specially designed for those who are already familiar with the basics of working in Aspen HYSYS and want to expand their knowledge, master complex modeling scenarios and improve the efficiency of their engineering solutions. The book examines in detail all the key aspects of working with the program, ranging from setting up basic models to creating complex technological schemes, integrating data and automating processes. Particular attention is paid to practical examples, cases from the real industry and optimization techniques, which makes the book a valuable assistant for both students of specialized universities and professional engineers working in the oil and gas, chemical and energy spheres. Book "EHY202 Aspen HYSYS : Advanced Process Simulation Course" will be suitable for readers aged 18 and older, who have a basic knowledge of chemical technology or engineering , As well as , who already uses Aspen HYSYS in their professional activities and wants to improve the level of competence . It will be of interest to specialists involved in the design, operation and optimization of technological installations, as well as teachers and students of specialized educational institutions looking for relevant and practical materials on modeling processes. The topics raised in the book cover a wide range of issues, ranging from modeling heat and mass transfer, working with flows and reactions, to the analysis and optimization of complex technological chains. A special place is occupied by the description of methods for improving the accuracy of modeling, automation of calculations and the introduction of new technologies in existing processes. Thanks to this, the book becomes not only a textbook, but also a practical guide that can help in solving real engineering problems. The style of the author, despite the academic rigor, is lively and clear, which makes complex technical concepts accessible and understandable. The book often uses illustrations, diagrams and step-by-step instructions, which contributes to the rapid assimilation of material and the practical application of knowledge. Overall, EHY202 Aspen HYSYS: Advanced Process Modeling is a book that not only expands professional horizons, but also inspires new engineering advances. If you are looking for a modern, practical and in-depth guide to modeling technological processes with Aspen HYSYS, this book will be your reliable companion. It is ideal for those who want not only to master the program, but to become an expert in the field of modeling and optimization of industrial processes, to increase their value in the labor market and to implement complex engineering projects. In a world where technological innovation is moving forward at an incredible rate, “EHY202 Aspen HYSYS: Advanced Process Modeling Course” is the key to professional growth and success.