Amazon.com description: Product Description: Here is an indispensable reference that will save you countless hours doing energy feasibility studies and associated calculations. The author 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 a maze of detail using innovative decision-making tools to determine whether you should invest real time and money into developing the details of a project under consideration. Numerous energy projects involving pumps, fans, motors, insulation, and heat recovery are covered, with complete calculation details and solutions methodology presented.