Diagnostic method for an electric drive assembly

Details Diagnostic method for an electric drive assembly Diagnostic method for an electric drive assembly

2005-08-23

2005-08-23

Ro, Bentsu (Department: 2837)

Electricity: motive power systems

Constant motor current, load and/or torque control

C318S434000, C318S504000

Reexamination Certificate

active

06933692

ABSTRACT:
A method and an electrical drive assembly10which operates in accordance with the method. Particularly, the drive assembly10includes a diagnostic portion18which compares a voltage signal which is communicated to an electrical machine28and a voltage signal which is selected by use of a desired torque command signal33and which provides a diagnostic of the electrical drive assembly10based upon the comparison, effective to provide a positive indication to a user of the drive assembly.

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