Is On-Line PD Testing Useful for Hydrogen-Cooled Turbine Generators?
...to air-cooled machines). That is, the manufacturers take advantage of the PD suppression properties of high pressure hydrogen, and re-duce clearances compared to ...
...to air-cooled machines). That is, the manufacturers take advantage of the PD suppression properties of high pressure hydrogen, and re-duce clearances compared to ...
...End-winding vibration monitoring and analysis can detect loosening of stator windings and increasing vibration. Iris Power can collect, interpret and provide reports
The collection and analysis of online condition data to provide diagnostic reports on a variety of online condition data including partial discharge, rotor flux and end-winding vibration, shaft voltages and…
...contractual and technical requirements ► Proven winding and insulation systems ► Good design and manufacturing ► Proper packaging and storage ► Careful installati
Abstract – Several utilities have found partial discharge testing to be very useful for identifying motors or generators with deteriorated stator winding insulation. Such partial ...
...generators. Endwinding vibration, which is primarily driven by magnetic forces in normal operation and much larger forces in fault conditions, leads to high ...
...unit’s construction properties (bearing, stator, bracket/foundation stiffnesses and vibrating masses of rotating/non-rotating construction elements). Identification of these properties shows that they are ...
SUMMARY Shorted turns due to insulation failure in the windings of round and salient pole rotors in synchronous motors and generators often leads
...severity of the fault. The study develops two new three-dimensional (3D) analytical models, one for predicting the fault current distribution in a stator core ...
...Collection and Instrument Training Data Analysis, Interpretation and Diagnosis Air Gap and Mechanical Vibration Monitoring Courses Air Gap and Vibration Monitoring Theory ...
Onsite training sessions that cover your important topics, at your site and on your scheduled. Engineers and maintenance teams benefit from better understand the condition of their motors or generators…
...from renewables. The added stress placed on large power generators – both hydrogen and air-cooled – lends increased credence to online condition monitoring technologies ...