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Update on #40 Vibratory Mode

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Discussion about #40 vibratory mode and identifying suspect anemometers

62 topics in this forum

  1. How can affected sensors be identified?

    By johng,
    • 0 replies
    • 5,519 views

  2. Does NRG recommend performing a 2 week run time prior to installing sensors?

    By Julia Austin,
    • 0 replies
    • 3,237 views

  3. How far back does the historical data go and has there ever been a period when no sensor dragging existed?

    By Julia Austin,
    • 0 replies
    • 3,938 views

  4. Confirm that slides 8 and 10 (in the webinar presentation) show one, then both, then no bad sensors from top to bottom.

    By Julia Austin,
    • 0 replies
    • 3,755 views

  5. Even though it may not be of interest to everyone, will the cause and modifications be documented?

    By Julia Austin,
    • 0 replies
    • 3,760 views

  6. Will NRG issue refunds or eventually, replacements?

    By Julia Austin,
    • 0 replies
    • 3,887 views

  7. Until you have new sensors to sell, what will you sell? Will NRG supply a different anemometer with tower orders until the problem is corrected?

    By Julia Austin,
    • 0 replies
    • 4,027 views

  8. Could you discuss the onset of the vibratory mode and time it takes to present itself? Could any sensor be impacted at any time in its life?

    By Julia Austin,
    • 0 replies
    • 2,985 views

  9. What is the root cause of the vibratory mode or mechanism that causes it to occur? Will the fix entail replacement of defective material or change to the manufacturing process?

    By Julia Austin,
    • 0 replies
    • 2,800 views

  10. Is there any relationship between the vibratory mode and wind direction and/or boom orientation?

    By Julia Austin,
    • 0 replies
    • 1,707 views

  11. Is there any relationship between vibratory mode and turbulence intensity?

    By Julia Austin,
    • 0 replies
    • 1,772 views

  12. Can temperature be a factor in drag or vibratory mode?

    By Julia Austin,
    • 0 replies
    • 2,773 views
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