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US Patent 7605592 Laminated core testing device

Patent 7605592 was granted and assigned to Siemens Aktiengesellschaft on October, 2009 by the United States Patent and Trademark Office.

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Current Assignee
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
7605592
Date of Patent
October 20, 2009
Patent Application Number
10549247
Date Filed
December 18, 2003
Patent Primary Examiner
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Jeff Natalini
Patent abstract

A laminated core testing device for testing laminated cores in a generator is provided. The laminated core testing device includes an exciting winding situated parallel to a rotation axis of the generator and connected to a secondary alternating current generator, and further includes an infrared image acquisition device for acquiring infrared recordings. The secondary alternating current generator has a controllable frequency converter, and the secondary alternating current generator, at a frequency ranging from 400 Hz to 600 Hz, provides, in a single-phase manner, an output of 200 kW with a controllable output voltage ranging from 0 V to 3.0 kV.

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