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Thermocyclic Stresses in a Cylinder Caused by Transient Periodic Conditions of Heat Exchange with Surroundings

Authors: Karyshev A.K., Supelnyak M.I. Published: 11.09.2013
Published in issue: #2(87)/2012  

DOI:

 
Category: Simulation of Processes  
Keywords: cylinder, thermoelasticity, thermocyclic stresses, transient periodic conditions of heat exchange, temperature waves, partial cooling of blades

A solution of the thermoelasticity problem for thermocyclic stresses in a cylinder caused by transient periodic conditions of heat exchange with surroundings is obtained. The results of calculations with application of the derived relations and the quasi-steady temperature field found earlier are presented. The issue of search for solutions using numerical methods is touched upon, and the thermocyclic stress influence on the cylinder strength is estimated.