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APPLICATION OF TWO-PARAMETER FATIGUE CHARACTERSITICS IN FATIGUE PERSISTENCE CALCULATIONS OF STRUCTURAL COMPONENTS UNDER CONDITIONS OF A BROAD SPECTRUM OF LOADS

Abstract

The paper presents an original method of calculation of the fatigue persistence based on the adoption of the load spectrum in the form of a correlation table, two-parameter fatigue characteristics and the linear hypothesis of fatigue damage summation. The calculation results by the proposed method were compared with the results of fatigue tests programmed for node-seal construction. On the basis of a comparative analysis of the test results and calculations conclusions regarding the usefulness of the proposed method to evaluate the fatigue persistence of components have been reached.

Keywords:

fatigue persistence, linear hypothesis of fatigue damage summation, fatigue tests

Details

Issue
Vol. 23 No. 4(92) (2016)
Section
Latest Articles
Published
20-01-2017
DOI:
https://doi.org/10.1515/pomr-2016-0080
Licencja:
Creative Commons License

This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Open Access License

This journal provides immediate open access to its content under the Creative Commons BY 4.0 license. Authors who publish with this journal retain all copyrights and agree to the terms of the CC BY 4.0 license.

 

Authors

Grzegorz Szala

University of Science and Technology in Bydgoszcz

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