Q12/ An electric motor drive an exhaust fan through an open belt drive. Following data are provided: Motor Pulley Fan Pulley Diameter (mm) 400 1600 Angle of contact (radians) 2.5 Coefficient of friction 0.3 Speed (rpm) Power transmitted (kW) 700 22.5 Calculate the width of 5 mm thick flat belt. Take permissible stress for the belt material as 2.3 MPa, and assuming the density of the belt is 1000 kg/m?.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Q12/ An electric motor drive an exhaust fan through an open belt drive. Following data are provided:
Motor Pulley
Fan Pulley
Diameter (mm)
400
1600
Angle of contact (radians)
2.5
Coefficient of friction
0.3
Speed (rpm)
Power transmitted (kW)
700
22.5
Calculate the width of 5 mm thick flat belt. Take permissible stress for the belt material as
2.3 MPa, and assuming the density of the belt is 1000 kg/m³.
Transcribed Image Text:Q12/ An electric motor drive an exhaust fan through an open belt drive. Following data are provided: Motor Pulley Fan Pulley Diameter (mm) 400 1600 Angle of contact (radians) 2.5 Coefficient of friction 0.3 Speed (rpm) Power transmitted (kW) 700 22.5 Calculate the width of 5 mm thick flat belt. Take permissible stress for the belt material as 2.3 MPa, and assuming the density of the belt is 1000 kg/m³.
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