%0 Journal Article %T METHODS OF ESTIMATION OF THE TECHNICAL STATE OF THE ELECTRICAL EQUIPMENT UNDER THE CONDITIONS OF PARAMETRIC FAILURES %A Belov, O.. %K unsafe state, limit state, gradual failure, operation, critical parameter, probability, ageing of insulation %J Vestnik of Astrakhan State Technical University. Series: Marine engineering and technologies %D 2015 %N 2015 %P 6 %I Astrakhan State Technical University