Influence of Corrosive-Aggression Medium on the Residual Resource of Annular Wheel of Steam Turbine under Variable Loads

Olexandr Andreikiv; Valentyn Skalskyi; Iryna Dolinska

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International Journal of Modern Studies in Mechanical Engineering

Volume 3, Issue 4, 2017, Page No: 39-43
doi:dx.doi.org/10.20431/2454-9711.0304005

Influence of Corrosive-Aggression Medium on the Residual Resource of Annular Wheel of Steam Turbine under Variable Loads

Olexandr Andreikiv¹,Valentyn Skalskyi²,Iryna Dolinska³

Karpenko Physico-Mechanical Institute of National Academy of Sciences of Ukraine, 5 Naukova Street, Lviv 79601, Ukraine.

Citation :Olexandr Andreikiv,Valentyn Skalskyi,Iryna Dolinska, Influence of Corrosive-Aggression Medium on the Residual Resource of Annular Wheel of Steam Turbine under Variable Loads International Journal of Modern Studies in Mechanical Engineering 2017,3(4) : 39-43

Abstract

A method for determination of the residual resource of annular wheel of steam turbine with a corrosion-fatigue crack is proposed. The influence of corrosive medium on its residual life-time is estimated. The corrosive medium decreases the residual durability of the disk more than twice.

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