FIELD: electricity.
SUBSTANCE: method is carried out by measurement of current values in two points of its shorting ring spaced relative to each other by the value of a pole division of the induction motor or multiple to it, for this purpose on the shorted ring of the rotor in the specified points there are two current sensors installed. Values of currents flowing in the shorting ring of the rotor certify availability or absence of motor damages.
EFFECT: provision of the possibility for continuous simultaneous diagnostics of electric and mechanical damages of an induction motor with a short-circuit rotor during motor operation.
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Authors
Dates
2013-04-10—Published
2011-04-18—Filed