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Recent content by shaiab

  1. shaiab

    Ac induction motor - vibration analysis

    Hello again! thank you for the direct answer. i want you to know that sometimes the trend jumping twice or more. i just want to know when it severe(high value of g) and when the client have to know about it + what he have to do or check.Its Ok to recommend him to check consistency between the...
  2. shaiab

    Ac induction motor - vibration analysis

    Hi, The motor is under load, this is a routine vibration measurements.
  3. shaiab

    Ac induction motor - vibration analysis

    Hello! I want to ask about spectrum of ac induction motor, first of all, we measure points at non drive end + drive end - radial+axial direction. At horizontal direction we measure not only velocity but also acceleration. Two questions: 1. I see a peak around 65000 rpm with sidebands at...
  4. shaiab

    vibration analysis

    Hi, Believe me I tried, I did get some responses but not a sufficient answer.
  5. shaiab

    vibration analysis

    Hello! I want to ask about spectrum of ac induction motor, first of all, we measure points at non drive end + drive end - radial+axial direction. At horizontal direction we measure not only velocity but also acceleration. Two questions: 1. I see a peak around 65000 rpm with sidebands at...
  6. shaiab

    Ac induction motor - vibration analysis

    Hello! I want to ask about spectrum of ac induction motor, first of all, we measure points at non drive end + drive end - radial+axial direction. At horizontal direction we measure not only velocity but also acceleration. Two questions: 1. I see a peak around 65000 rpm with sidebands at...
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