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Running Condition Assessments

Running Condition Assessments. Mike Lake – Director of Sales - TGM. Industry Background. What is a Running Condition Assessment?. The collection of various types of data while the Steam Turbine Generator is operating at full load. Running Condition Assessments. Purpose:

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Running Condition Assessments

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  1. Running Condition Assessments

  2. Mike Lake – Director of Sales - TGM Industry Background

  3. What is a Running Condition Assessment? The collection of various types of data while the Steam Turbine Generator is operating at full load.

  4. Running Condition Assessments Purpose: To predict potential repairs in advance to allow for proper outage scheduling and unit reliability. To prevent forced emergencies by finding potential problems before they occur.

  5. Why do them? Running Condition Assessments

  6. Running Condition Assessments

  7. Running Condition Assessments #1 Data Collection & Trend Analysis

  8. Running Condition Assessments

  9. Running Condition Assessments

  10. Running Condition Assessments #2 Lube Oil Analysis

  11. Running Condition Assessments Lube Oil Analysis

  12. Running Condition Assessments Lube Oil Analysis – Spectrographic Metals Analysis

  13. Running Condition Assessments #3 Infrared Analysis

  14. Running Condition Assessments

  15. Running Condition Assessments Before After

  16. Running Condition Assessments Money down the drain

  17. Running Condition Assessments PREVENTION

  18. Running Condition Assessments #4 Vibration Analysis

  19. Running Condition Assessments

  20. Running Condition Assessments #5 Ultrasonic Analysis

  21. Running Condition Assessments After Before

  22. Running Condition Assessments #6 Visual Examination

  23. Running Condition Assessments 300 pound hose in a 1500 pound service

  24. Running Condition Assessments Cam roller missing on extraction valve

  25. Running Condition Assessments Nut contacting bearing support

  26. Running Condition Assessments Hydraulic actuator leaking onto insulation

  27. Running Condition Assessments Pipe plug missing in the loop seal

  28. Running Condition Assessments #7 • Generator Assessment • (running or static)

  29. Running Condition Assessments • Generator Assessments: • Observe – Changes in Electrical/Mechanical Noise, RTD Temperatures, H2 Purityand Usage, Ozone Levels, Voltage and Current Levels, Balance, Bearing Oil Temperature and Usage, etc… • Monitor – Stator RTD Temperature, Generator Vibration, End Winding Resonance, Partial Discharge Activity, Flux Probe Readings, Field Ground System, etc… • Trend – Partial Discharge Levels, Temperatures, Excitation Current, Vibration Levels, etc…

  30. Running Condition Assessments Vibration trends on Generator during thermal instability

  31. Generator Reliability Assessment & Diagnostic Evaluation(GRADE)

  32. Running Condition Assessments SUMMARY • Better prepare for your outages • Reduce Outage Duration • Reduce the chance of a Forced Emergency • Increase reliability and availability

  33. Stop by Booth #21 tonight for added information pertaining to this and many other services.

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