Numerical evaluation of aggregate size influence on concrete mechanical damage under high temperatures

Autor: Matheus Fernandes Dal-Sasso, Lahis Souza de Assis, Michèle Cristina Resende Farage, Flávia de Souza Bastos, Anne-Lise Beaucour

Publikováno v: Revista IBRACON de Estruturas e Materiais, Vol 16, Iss 6 (2023)

Abstract The influence of aggregate size on the degradation process of material exposed to high temperatures is not a consensus among the scientific community because changes in the microstructure impact the macrostructural performance. To contribute

Externí odkaz: https://doaj.org/article/0648c1060a904c008dc8f668393734bf

Predicting the mechanical properties of lightweight aggregate concrete using finite element method

Autor: Aldemon Lage Bonifácio, Julia Castro Mendes, Michèle Cristina Resende Farage, Flávio de Souza Barbosa, Anne-Lise Beaucour

Publikováno v: Revista IBRACON de Estruturas e Materiais, Vol 13, Iss 4 (2020)

Abstract The compressive strength (fc) and Young’s modulus (Ec) of concretes are properties of great importance in civil engineering problems. To this day, despite the relevance of the subject, concretes are still designed based on charts and empir

Externí odkaz: https://doaj.org/article/1593f822170e4eaabc193830d59d75ef

Sodium sulfate attack on Portland cement structures: experimental and analytical approach

Autor: Laís Cristina Barbosa Costa, João Mário Roque Escoqui, Thais Mayra Oliveira, Leonardo Goliatt da Fonseca, Michèle Cristina Resende Farage

Publikováno v: REM: International Engineering Journal, Vol 71, Iss 4, Pp 531-542

Abstract The industrial development and the advance of the primary sector in Brazil generated an increase in the cases of structures damaged by sulfate attacks. A reduction in material lifetime is one of the most costly factors in the construction fi

Externí odkaz: https://doaj.org/article/816894c3c8b64ba3a1b78cc2cfa19626

Numerical analysis of mechanical damage on concrete under high temperatures

Autor: Lahis Souza de Assis, Matheus Fernandes Dal Sasso, Michèle Cristina Resende Farage, Flávia de Souza Bastos, Anne-Lise Beaucour

Publikováno v: Revista IBRACON de Estruturas e Materiais v.15 n.1 2022
Revista IBRACON de Estruturas e Materiais
Instituto Brasileiro do Concreto (IBRACON)
instacron:IBRACON
Revista IBRACON de Estruturas e Materiais, Vol 15, Iss 1 (2021)

Abstract Concrete is a widespread material all over the world. Due to this material’s heterogeneity and structural complexity, predicting the behavior of concrete structures under extreme environmental conditions is a very challenging task. High te

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::92f3ff80e1f838dbb87e977350214754
https://doi.org/10.1590/s1983-41952022000100011

Analysis of the thermomechanical behavior of different concretes with vermiculite and submitted to elevated temperatures

Autor: Aldo Ribeiro de Carvalho, Arthur Henrique Gasparete Casali, Gilber da Silva Júnior, Romário Parreira Pita, Michele Cristina Resende Farage, Thaís Mayra de Oliveira

Publikováno v: REM: International Engineering Journal, Vol 77, Iss 3 (2024)

Abstract At high temperatures, concrete may exhibit adverse mechanical behavior that compromises the safety of structures. Thus, it is necessary to study and develop concrete that can obtain greater performance in situations of exposure to high tempe

Externí odkaz: https://doaj.org/article/e2ad4fe484064a82b4b9c477021afb05