Evaluation of Residual Stresses in the Impeller Blades of Hydraulic Units
- Autores: Aniskovich E.1, Moskvichev V.1, Makhutov N.2, Razumovskii I.2, Odintsev I.2, Apal’kov A.2, Plugatar’ T.2
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Afiliações:
- ICT SB Russian Academy of Sciences, Krasnoyarsk/SKTB Nauka, SFU
- IMASH Russian Academy of Sciences
- Edição: Volume 53, Nº 1 (2019)
- Páginas: 33-38
- Seção: Article
- URL: https://journals.rcsi.science/1570-145X/article/view/246362
- DOI: https://doi.org/10.1007/s10749-019-01030-y
- ID: 246362
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Resumo
The technologies and results of an experimental determination of residual stresses in the impeller blades of a hydraulic unit of the Krasnoyarsk hydroelectric power plant obtained through technical diagnostics beyond the projected periods of use are presented. The investigations of the residual stresses were performed by strain measurement with excision of templates and the optical method of speckle interferometry. Factual values of the components of the residual stresses in two zones of the blade with nonuniform stress fields were obtained.
Sobre autores
E. Aniskovich
ICT SB Russian Academy of Sciences, Krasnoyarsk/SKTB Nauka, SFU
Autor responsável pela correspondência
Email: plaza1@mail.ru
Rússia, Krasnoyarsk
V. Moskvichev
ICT SB Russian Academy of Sciences, Krasnoyarsk/SKTB Nauka, SFU
Email: plaza1@mail.ru
Rússia, Krasnoyarsk
N. Makhutov
IMASH Russian Academy of Sciences
Email: plaza1@mail.ru
Rússia, Moscow
I. Razumovskii
IMASH Russian Academy of Sciences
Email: plaza1@mail.ru
Rússia, Moscow
I. Odintsev
IMASH Russian Academy of Sciences
Email: plaza1@mail.ru
Rússia, Moscow
A. Apal’kov
IMASH Russian Academy of Sciences
Email: plaza1@mail.ru
Rússia, Moscow
T. Plugatar’
IMASH Russian Academy of Sciences
Email: plaza1@mail.ru
Rússia, Moscow