Patent ID: 11959978
Assignee: SEMBCORP INDUSTRIES LTD
Field: Measurement (Instruments)
Classification: CPC G  H | IPC G

Claim 2:
3. The method of claim 2, wherein acquiring the set of online signals from the electrical machine comprises,
acquiring and summing a set of p flux signals to obtain a total flux signal, wherein the set of p flux signals is acquired from p flux sensors positioned proximate the stator along the circumference of its cylindrical frame, such that any two adjacent flux sensors along the circumference of the cylindrical frame have an angular separation of 360/p degrees with respect to the longitudinal axis of the cylindrical frame, wherein p represents the total number of poles of the motor or generator;
acquiring one or more vibration signals from an accelerometer; and optionally
acquiring either a phase current or a line current of the electrical machine.