This page contains a Flash digital edition of a book.
RIBTOOLCRIBTOOLCRIB TOOLCRIBTOOL


Large Diameter Fans Put a New Spin on Air Movement


Large diameter, low speed fans can help make hangars more comfortable year-round.


H Big Ass Fans, which range in size from 6- to 24-feet in diameter, use


efficient low-horsepower motors and their immense size, not speed, to move a massive amount of air slowly and gently. Hot working conditions affect worker morale, absenteeism, turnover, quality of workmanship, and the frequency of both


52 Aviation Maintenance | avmain-mag.com | June / July 2012


angars are among the most difficult spaces to keep at a consistent temperature due to tall ceilings and large bay doors opening and closing all day long, all year round.


accidents and grievances. In warmer months, Big Ass Fans improve occupant comfort through increased air movement. With the fans operating at 60 percent to full speed, the additional air movement creates a cooling sensation as a breeze passes over occupants’ skin. Although ceiling fans do not lower the air temperature in a space, this perceived cooling effect can make a person feel up to 10 F cooler.


The key to the effectiveness of large diameter, low speed fans is the huge volume of air generated by the fans’ patented hollow-core airfoils with winglets. Upturned “Plus” winglets are designed to help


Page 1  |  Page 2  |  Page 3  |  Page 4  |  Page 5  |  Page 6  |  Page 7  |  Page 8  |  Page 9  |  Page 10  |  Page 11  |  Page 12  |  Page 13  |  Page 14  |  Page 15  |  Page 16  |  Page 17  |  Page 18  |  Page 19  |  Page 20  |  Page 21  |  Page 22  |  Page 23  |  Page 24  |  Page 25  |  Page 26  |  Page 27  |  Page 28  |  Page 29  |  Page 30  |  Page 31  |  Page 32  |  Page 33  |  Page 34  |  Page 35  |  Page 36  |  Page 37  |  Page 38  |  Page 39  |  Page 40  |  Page 41  |  Page 42  |  Page 43  |  Page 44  |  Page 45  |  Page 46  |  Page 47  |  Page 48  |  Page 49  |  Page 50  |  Page 51  |  Page 52  |  Page 53  |  Page 54  |  Page 55  |  Page 56  |  Page 57  |  Page 58  |  Page 59  |  Page 60  |  Page 61  |  Page 62