Heat Recovery Principles

This lecture explains the concepts of minimum heat needed for energy balance, maximum heat recovery through heat exchange, and the importance of self-sufficient pockets in balancing hot and cold streams. It also covers the significance of energy balance consistency, the 'more in, more out' principle, and the identification of penalizing heat exchangers. By analyzing the pinch temperature, heat sinks, and heat sources, the lecture demonstrates how to optimize heat recovery and reduce energy consumption, leading to substantial cost savings. The discussion extends to hidden heat exchangers and the impact of isothermal mixers on heat transfer efficiency.