Q2) Use your engineering thinking and the knowledge you got in this course to answer the following a) Given a mechanical system of r = operating speed w, what do you need to do as an engineer to avoid resonance and how? ==1 (resonance case). If you can NOT change the

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Q2) Use your engineering thinking and the knowledge you got in this course to answer the following
a) Given a mechanical system of r =
operating speed w, what do you need to do as an engineer to avoid resonance and how?
= 1 (resonance case). If you can NOT change the
Aly
b) State the purpose of using Tuned Mass Damper TMD, and how many DOF is it.
c) If you have an accelerometer and you want to measure the vibration signal to monitor the
condition of one gear, do you need to set the accelerometer on the 1- gear 2- bearing 3-shaft?
and why?
gear shaft
bearing
d) High one peak IX in the collected frequency domain spectrum is most likely a sign for
1- Wear 2- Misalignment 3- Unbalance? What does 1X mean?
Frequency
Transcribed Image Text:Q2) Use your engineering thinking and the knowledge you got in this course to answer the following a) Given a mechanical system of r = operating speed w, what do you need to do as an engineer to avoid resonance and how? = 1 (resonance case). If you can NOT change the Aly b) State the purpose of using Tuned Mass Damper TMD, and how many DOF is it. c) If you have an accelerometer and you want to measure the vibration signal to monitor the condition of one gear, do you need to set the accelerometer on the 1- gear 2- bearing 3-shaft? and why? gear shaft bearing d) High one peak IX in the collected frequency domain spectrum is most likely a sign for 1- Wear 2- Misalignment 3- Unbalance? What does 1X mean? Frequency
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