Selection, Performance and Maintenance of Grain Bin Fans

The document discusses the selection, performance, and maintenance of grain bin fans. It describes different types of fans used for grain drying, such as axial and centrifugal fans. It provides steps for selecting a suitable fan, including calculating total airflow needs, estimating static pressure, and fan power requirements. Key factors that affect static pressure and fan performance are also outlined. The document concludes with recommendations for maintaining fans, such as inspecting the system, cleaning the fan, lubricating bearings, and checking exhaust outlets.