Updated with new material on thermodynamics that provides a blueprint on controlling energy use in buildings, this reference will save countless hours doing energy feasibility studies and associated calculations. The author, a practicing engineer, will share with you his secrets for simplifying complex energy calculations, and show you how to use his unique, time-saving methods. You"ll learn how to cut through the maze of detail using concise, innovative decision-making tools to determine whether you should invest real time and money into developing details of a project under consideration. Key topics covered include "energy myths and magic," the walk-through audit, lighting, pumps, fans, motors, insulation, fuel switching, heat recovery, HVAC and a summary of energy calculations.