Nikolaev V. Perfection of methods of repair of pipeline on the basis of estimation of their tensely-deformed state

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0415U001800

Applicant for

Specialization

  • 05.15.13 - Трубопровідний транспорт, нафтогазосховища

31-03-2015

Specialized Academic Board

Д 20.052.04

Ivano-Frankivsk National University of Oil and Gas

Essay

The thesis is devoted to studying patterns of stress-strain state in the areas of pipeline repair using compensating couplings. Analytical study of the mechanical characteristics of the stress-strain state in the process of repairing the pipeline in the trench, experimental studies of corrosion-mehpanichnyh test pipeline steels, suggested the use of compensatory joints to reduce stress-strain state section of the pipeline during repair work. The method of calculating the section of the pipeline is a measure of strength during repairs at different stiffness characteristics of soil foundations, repair pit length and axial current efforts.

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