Zobrazeno 1 - 5
of 5
pro vyhledávání: '"Gheorghe Zecheru"'
Publikováno v:
Mechanics of Composite Materials. 51:333-340
The nonlinear static problem of FEM modeling of a damaged pipeline repaired by a composite material and subjected to internal pressure is considered. The calculation is carried out using plasticity theory for the pipeline material and considering the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::80d3f4fa57beb43e3d32587a2b06fed4
https://doi.org/10.1007/s11029-015-9504-9
https://doi.org/10.1007/s11029-015-9504-9
Publikováno v:
Springer Proceedings in Physics ISBN: 9783319560618
In the present study, we have considered several issues for a damaged pipeline with one or two volumetric surface defects, subjected to internal pressure loading. The problem of an optimal repair system for a pipe using a composite material wrap is c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::505a799424d3ef93d6d06c9a50e1310d
https://doi.org/10.1007/978-3-319-56062-5_30
https://doi.org/10.1007/978-3-319-56062-5_30
Publikováno v:
Springer Proceedings in Physics ISBN: 9783319560618
In the current study, it is studied a problem of the simulations of stress state in the damaged section of the pipeline segment at its repair by introducing a composite band. The simulation was performed in ANSYS finite element software. Damage is mo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f730dfc094d485237fe21e5288b51987
https://doi.org/10.1007/978-3-319-56062-5_31
https://doi.org/10.1007/978-3-319-56062-5_31
Publikováno v:
Journal of Engineering Studies and Research, Vol 17, Iss 4, Pp 120-127 (2011)
In this paper there are outlined the investigation results of a technical accident that took place recently on a natural gas transmission pipeline, due to the damage of one of the pipes, caused by a third party interference. In order to determine the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doajarticles::f01471c04b097abbcfa4b84790ccf3ed
http://pubs.ub.ro/dwnl.php?id=JESR201104V17S01A0017
http://pubs.ub.ro/dwnl.php?id=JESR201104V17S01A0017
Autor:
Alexandru Pupazescu, Gheorghe Zecheru, Gheorghe Draghici, Angela Chelu, Teodor Sima, Valeriu V. Jinescu
Publikováno v:
Scopus-Elsevier
In the paper the interaction of several loads like pressure, axial force, bending moment and torsional moment are analyzed, taking into account the deterioration due to cracks and the influence of residual stresses. A nonlinear, power law, of structu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::56cc4e66b1c4ba3f3aba133f90f3e5ce
http://www.scopus.com/inward/record.url?eid=2-s2.0-85023750776&partnerID=MN8TOARS
http://www.scopus.com/inward/record.url?eid=2-s2.0-85023750776&partnerID=MN8TOARS