Spectrum Analysis – The key features of analyzing spectra

Spectrum Analysis – The key features of analyzing spectra
اسم المؤلف
Jason Mais
التاريخ
25 مايو 2022
المشاهدات
63
التقييم
(لا توجد تقييمات)
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Spectrum Analysis – The key features of analyzing spectra
By Jason Mais
SKF USA Inc.
Contents

  1. Introduction
  2. Common steps in a vibration monitoring program 4
  3. Step 1 .
    3.1. Collect useful information 4
    3.2. Identify components of the machine that could cause vibration
    3.3. Identify the running speed . 4
    3.4. Other key considerations . 5
    3.5. Identify the type of measurement that produced the
    FFT spectrum . 5
  4. Step 2 .
    4.1. Analyze spectrum 5
    4.2. Common components of vibration spectrums 5
    4.3. Identify and verify suspected fault frequencies . 6
    4.4. Determine fault severity . 6
  5. Misalignment . 7
  6. Unbalance 11
  7. Mechanical looseness 14
  8. Bent shaft
  9. Rolling element bearing defects . 16
  10. Gears
  11. Blades and vanes 25
  12. Electrical problems 27
  13. Step 3 .
    13.1. Multi-parameter monitoring 28
  14. Conclusions 29
  15. Further reading . 29

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