Commissioning support and troubleshooting high vibration problem on a new steam turbine
This is our last job of year 2021 working on a new steam turbine – generator set during commissioning. Unit installation was completed and it is about to be handed over to customer. However, they encountered high vibration amplitudes at turbine exhaust bearing during load variation test, therefore, detail vibration measurement, analysis, and troubleshooting is required. The existing vibration instrument is very minimum as there is only a seismic vibration sensor installed in