Stator core condition assessment using stator core test for turbogenerator type TGH-120

As part of the repair activities carried out in the synchronous turbo-generator installed in thermal power plant “TPP Oslomej” (Republic of Macedonia), professional team of Faculty of Electrotechnical Engineering and IT (Skopje) make an examination of stator magnetic core in order to establish his operation condition. This paper presents the results of the examination and the theoretical bases that preceded the preparation.