Zobrazeno 1 - 10
of 35
pro vyhledávání: '"A G Tamrazyan"'
Publikováno v:
Structural Mechanics of Engineering Constructions and Buildings, Vol 20, Iss 3, Pp 255-264 (2024)
Many buildings during their operational period incur damage of different origin: man-made, natural, operational, etc. Dynamic tests are performed for detailed assessment of the technical condition of buildings and structures in accordance with the re
Externí odkaz:
https://doaj.org/article/15e4fe4cd87148f38c1556dfa906b326
Autor:
A. G. Tamrazyan
Publikováno v:
Железобетонные конструкции, Vol 6, Iss 2, Pp 22-34 (2024)
The article is devoted to the fatigue of bending reinforced concrete beams under reinforcement corrosion. The influence of lugs and rebar notches periodic profile in concrete under repetitive loads, which act as stress concentrators, leading to the a
Externí odkaz:
https://doaj.org/article/ca76d253971c44e29e755e0b4aa0ef4c
Publikováno v:
Vestnik MGSU, Vol 19, Iss 4, Pp 557-568 (2024)
Introduction. The actual question of redistribution of moments in statically indeterminate reinforced concrete (RC) beams subjected to corrosion is considered. Statically indeterminate RC beams are widely used in various construction applications, an
Externí odkaz:
https://doaj.org/article/6f8bb87952104c3cb074e05155032d05
Autor:
A. G. Tamrazyan
Publikováno v:
Железобетонные конструкции, Vol 5, Iss 1, Pp 3-14 (2024)
Reinforced concrete beams can experience local low concrete strength under certain conditions, for example, poor construction practices can cause problems such as concrete voids, surface cavities, block cracking, surface sinks and create areas of low
Externí odkaz:
https://doaj.org/article/5c9b39cb9aa44d33bbbd939ad1b30a06
Autor:
Ashot G. Tamrazyan
Publikováno v:
Железобетонные конструкции, Vol 4, Iss 4, Pp 13-19 (2023)
The article discusses the issues of reliability for various types of failures of beam systems. A single-span bending beam is analyzed. The limit state functions for moment failure modes in the characteristic sections of the beam are determined. The w
Externí odkaz:
https://doaj.org/article/1d3840d77a39420bae05b38f2500cdbe
Autor:
A. G. Tamrazyan, V. I. Chernik
Publikováno v:
Vestnik MGSU, Vol 18, Iss 9, Pp 1369-1382 (2023)
Introduction. The consequences of destructive earthquakes show that the problem of analyzing the response of reinforced concrete frames under seismic loads after a fire is urgent. The calculation models applied in this case for individual elements an
Externí odkaz:
https://doaj.org/article/1b1a1ab94141458bb569f8903e52f0b2
Autor:
F. S. Zamaliev, A. G. Tamrazyan
Publikováno v:
Vestnik MGSU, Vol 18, Iss 8, Pp 1220-1229 (2023)
Introduction. Recently, more extensive use of steel-reinforced concrete (steel-concrete) structures is planned in civil buildings. In steel-reinforced concrete ceilings. The use of bent profiles in steel-reinforced concrete bent structures has not ye
Externí odkaz:
https://doaj.org/article/dca9d006cd3941318b8d0398e95d4544
Autor:
Ashot G. Tamrazyan
Publikováno v:
Железобетонные конструкции, Vol 3, Iss 3, Pp 62-74 (2023)
Some examples of failures of structures, buildings, where the lack of robustness was recognized, are analyzed. Several author’s definitions for robustness are presented and discussed. Special emphasis is given to the fact that define robustness as
Externí odkaz:
https://doaj.org/article/c35544227816413ab99e9f13d47a943a
Autor:
A. G. Tamrazyan
Publikováno v:
Железобетонные конструкции, Vol 2, Iss 2, Pp 48-57 (2023)
In the practice of modern construction, flexible centrally and eccentrically compressed reinforced concrete elements are becoming more common. In this regard, the relevance of studying their work and the mechanism of bearing capacity exhaustion incre
Externí odkaz:
https://doaj.org/article/0b6c20e1ae4c452fac2881e94168950e
Publikováno v:
Structural Mechanics of Engineering Constructions and Buildings, Vol 18, Iss 6, Pp 573-583 (2022)
When conducting seismic calculations of reinforced concrete buildings and structures, it is quite important to use nonlinear models of structural performance, including those taking into account the overcritical operation in the fracture stage. The a
Externí odkaz:
https://doaj.org/article/6237e59103c94749ac556f32d09bb60b