This comprehensive book aims to provide readers with a thorough overview of marine steam engineering, covering a wide range of topics and catering to individuals from diverse backgrounds. It offers an extensive exploration of the subject matter, encompassing both theoretical foundations and practical aspects, thereby making it suitable for a broad audience including students, researchers, engineers, and professionals involved in the maritime industry. It explores the early development of steam engines, their integration into ships, and the pivotal role they played in revolutionizing the maritime industry. Moving forward, the subsequent chapters of the book delve into the fundamental principles of marine steam engineering. It covers essential topics such as thermodynamics, heat transfer, fluid mechanics, and combustion, elucidating their applications in steam power generation and propulsion systems. The theoretical concepts are complemented by practical examples and case studies, bridging the gap between theory and real-world applications. This approach equips readers with the necessary tools to analyze and understand the complex systems at work.By presenting a holistic view of the field, the book serves as a valuable resource for readers seeking a comprehensive understanding of marine steam engineering and its future direction. It offers insights into the current state of the industry and highlights the emerging trends and technologies that will shape its trajectory.