Mechanical Dynamics and Analysis (MD&A) was retained by a utility to perform a stub-shaft repair of a generator rotor collector-end shaft. The customer reported that the generator rotor had suffered a ...

The alignment of turbine-generator sets poses unique challenges that only the best laser shaft alignment systems can overcome. Not the least of these is the difficulty of turning the shafts (either ...

In the past, routine maintenance on the General Electric (GE) 7FA-class gas turbine coupling was time-consuming, costly, and presented unnecessary safety risks for service technicians and plant ...