Refrigeration and Air Conditioning: Principles and Solved Problems

Understanding how cooling systems work is essential for modern engineering, building design, and environmental technology. This text-based course guides you through the core principles of thermal science that drive refrigeration and air conditioning systems. You will transition from having zero prior knowledge to confidently analyzing thermodynamic cycles, calculating cooling loads, and understanding modern system designs. Through structured written lessons and practical numerical problems, you will build a solid foundation in thermal engineering. What you'll learn: Understand the fundamental principles of thermodynamics as they apply to cooling systems; Analyze Vapor Compression and Vapor Absorption refrigeration cycles step-by-step; Master psychrometric processes and solve practical air conditioning problems; Calculate cooling and heating loads for residential and commercial spaces; Evaluate modern, eco-friendly refrigerants and energy-efficient system designs; Practice solving engineering numericals with detailed written walk-throughs. The course starts with essential terminology, basic definitions, and the physics of heat transfer. You will then progress through detailed analyses of refrigeration cycles, psychrometrics, and practical system applications, supported by step-by-step solved problems. This course is designed for engineering students, technical professionals, and beginners interested in thermal systems. No prior background in refrigeration or air conditioning is required. Start reading today to master the science of cooling and refrigeration.