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  1. G

    Frame V Gas turbine trips on High Vibrations

    i have similar issue we have Frame 5 LA unit very old unit after MI , can not be start , its stays on FSNL mode 2 minutes ,and vibration climbing till 25mm/sec and it trips rotor float is 18 mils, all blades installed as per moment weight chart, bearing clearances and seals are ok 0,0012...
  2. G

    Frame V Gas turbine trips on High Vibrations

    i have similar issue we have Frame 5 LA unit very old unit after MI , can not be start , its stays on FSNL mode 2 minutes ,and vibration climbing till 25mm/sec and it trips rotor float is 18 mils, all blades installed as per moment weight chart, bearing clearances and seals are ok 0,0012...
  3. G

    Frame 5 LA unit hight vibration and reaching the FSNL and trips at 25mm/sec vibrations

    all buckets installed as per balance sheet alignment is correct bearing clearances is good seals is also double checked but after we reaches to 5000 rpm its climbing up till 25 mm/sec after flame out it reaches to 40 mm/sec vibration what can cause it
  4. G

    Frame 5 LA unit hight vibration and reaching the FSNL and trips at 25mm/sec vibrations

    all buckets installed as per balance sheet alignment is correct bearing clearances is good seals is also double checked but after we reaches to 5000 rpm its climbing up till 25 mm/sec after flame out it reaches to 40 mm/sec vibration what can cause it
  5. G

    Frame 5 LA unit hight vibration and reaching the FSNL and trips at 25mm/sec vibrations

    Dear sirs we have Frame 5 LA unit very old unit after MI , can not be start , its stays on FSNL mode 2 minutes ,and vibration climbing till 25mm/sec and it trips rotor float is 18 mils, all blades installed as per moment weight chart, bearing clearances and seals are ok Vibration climbing...
  6. G

    Frame V Gas turbine trips on High Vibrations

    i have same issue Vibration climbing from when it reaches to 5000 RPM , 4 and 5 mm/sec , then it climbing to 25 mm.sec it trips unit after MI the all buckets were changed as per balancing moment weight chart , tried to balance with with balancing engineer, but didnt helped, it helped but...
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