Problem 7.33 Consider the motor mounted on a cantilever beam in figure shown below. The motor has a mass of 8 kg and runs at the constant speed of 3500 rpm. The steel beam is 15 cm long, 10 cm wide, and 1 cm thick. The unbalanced part of the motor has a mass of 4 kg and an eccentricity of 0.3 mm. The damping in the beam is very slight. Design a vibration absorber for this system. The available clearance for this system. The available clearance for the absorber's motion is 2.5 cm. The modulus of elasticity of steel is approximately E = 2 x 1011 N/m² Beam (a) Motor me (b) C x

Elements Of Electromagnetics
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Problem 7.33 Consider the motor mounted on a cantilever beam in figure shown below. The motor has a mass
of 8 kg and runs at the constant speed of 3500 rpm. The steel beam is 15 cm long, 10 cm wide, and 1 cm thick.
The unbalanced part of the motor has a mass of 4 kg and an eccentricity of 0.3 mm. The damping in the beam
is very slight. Design a vibration absorber for this system. The available clearance for this system. The available
clearance for the absorber's motion is 2.5 cm. The modulus of elasticity of steel is approximately E
2 x 1011 N/m²
=
Motor
12
Beam
(a)
me
(b)
с
x
Transcribed Image Text:Problem 7.33 Consider the motor mounted on a cantilever beam in figure shown below. The motor has a mass of 8 kg and runs at the constant speed of 3500 rpm. The steel beam is 15 cm long, 10 cm wide, and 1 cm thick. The unbalanced part of the motor has a mass of 4 kg and an eccentricity of 0.3 mm. The damping in the beam is very slight. Design a vibration absorber for this system. The available clearance for this system. The available clearance for the absorber's motion is 2.5 cm. The modulus of elasticity of steel is approximately E 2 x 1011 N/m² = Motor 12 Beam (a) me (b) с x
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