Fiber Optic Accelerometer for Endwinding Vibration Update
Stator End-Winding Vibration as a Cause of Generator Failure Vibration of stator bars and coils outside of the stator slot (endwinding vibration) is becoming a ...
Stator End-Winding Vibration as a Cause of Generator Failure Vibration of stator bars and coils outside of the stator slot (endwinding vibration) is becoming a ...
...on-line monitors available for these components, as well as a system which can integrate their output with conventional operating data to provide complete asset ...
Introduction The Hydro industry is one in which quality and reliability comes from technical experience. Our industry is conservative by necessity and machines are ...
...fact occur only) in the standstill condition. In addition, these tests require a unit outage and some disassembly. Users instead prefer an on-line ...
...generators. Endwinding vibration, which is primarily driven by magnetic forces in normal operation and much larger forces in fault conditions, leads to high ...
ABSTRACT It has long been known that comparing the partial discharge results obtained from a single machine is a valuable tool enabling companies to observe the ...
Several online techniques and test methods have been established for rotor and stator winding condition monitoring and assessment. End-users always prefer an online ...
Quality Rewinds Quality – Long and Trouble-free Service Life They don’t happen by accident, they require โบ Clear contractual and technical requirements โบ Proven winding ...
Abstract – Several utilities have found partial discharge testing to be very useful for identifying motors or generators with deteriorated stator winding insulation. Such partial ...
...STRESS RELIEF COATING DETERIORATION PROCESS A. Conventional Windings The root cause of semicon coating deterioration is poor manufacturing procedures – most commonly when the ...