Patent ID: 7538447
Filing Date: 2009-05-26
Classification: F03G,F24F,Y02E

Abstract:
1. An energy recovery system comprising: a ventilation system of a defined area, the ventilation system having at least one exhaust wherein air from within the defined area is expelled outward of the defined area by at least one exhaust fan as an exhaust air flow that flows out of the at least one exhaust; at least one windmill located exterior to the defined area and being a selected distance from the at least one exhaust, at least one flow guide apparatus positioned between the at least one exhaust and the at least one windmill, the at least one flow guide apparatus comprised of a body having a first side and a second side and a plurality of guide vanes, each guide vane having a proximate end attached to the body and a distal end that extends away from the body; wherein each windmill is comprised of: