Stator Endwinding Vibration: Causes, Off-line Tests and On-line Monitoring
Monday June 22, 2020 Cost $150.00 US
Monday June 22, 2020 Cost $150.00 US
History • the plant was commissioned in 1957. • two units, ~30 MW each (Francis) • three phase synchronous generator (10.5 kV, 36000 • nominal rotational speed ...
...Overall Stator Rewind Technical Considerations • Rewind Reason / Failure Cause • Machine History & Condition Of Key Components • Specifications • Scheduled vs. Unscheduled ...
Abstract: On-line partial discharge (PD) testing is widely used as a means to assess the condition of the stator winding insulation system in operating ...
Abstract – Partial discharge (PD) testing has long been an important tool for assessing the condition of the high voltage insulation in motor
Abstract – The stator winding insulation in petrochemical plant motors and generators have been assessed using routine on-line partial discharge (PD) testing for at ...
...rate of deterioration by such drives. Experience with an on-line partial discharge monitoring system to detect premature stator winding insulation degradation in 45 ...
...electrical interference which can make the detection of PD (with magnitudes 1000 x smaller) difficult due to the overlapping frequency content in PD and the ...
Abstract – Many end users, manufacturers and service organizations now routinely employ some form of on-line monitoring technology, e.g., partial discharge (PD), as a significant ...