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Robustness of corroded reinforced concrete structures: a structural performance approach
(Taylor & Francis, 2013-01)
The aim of this work is to provide new contributions in order to define more accurately the structural robustness concept, particularly when it is applied to corroded reinforced concrete (RC) structures. To fulfill such ...
Toxidez por cobre: reflexos na qualidade de sementes e no desenvolvimento inicial de aveia preta
(Universidade Federal de Santa MariaBrasilAgronomiaUFSMPrograma de Pós-Graduação em AgronomiaCentro de Ciências Rurais, 2017-02-24)
in the soill elevated over the years through anthropogenic actions such as the application of
manure and cupping fungicides. As a reflection of these increases the establishment and
development of plants grown in these ...
Estudo dos principais mecanismos de deterioração das estruturas de concreto e suas manifestações patológicas
(Universidade Federal de Santa MariaBrasilUFSMCentro de Tecnologia, 2021-08-27)
Brazil had a Gross Domestic Product (GDP) of R$7,4 trillion in 2020, being that the civil construction represents 2,9% of it, and presents an expected growth of 4% in 2021. The Brazilian standard NBR 15575 stablishes the ...
Estudo da degradação do canudo de refrigerante (PP) com aditivos degradantes em solo compostado
(Universidade Tecnológica Federal do ParanáLondrinaBrasilEngenharia de MateriaisUTFPR, 2021-04-22)
The present work aims to study the degradation of three types of polypropylene (PP) straws composted in a favorable environment. The study materials have specific additives that help in the degradation originated by ...
Avaliação dos efeitos deletérios de íons sulfato em estruturas de concreto armado de uma estação de tratamento de esgoto
(Universidade Tecnológica Federal do ParanáCuritibaBrasilGraduação em Engenharia CivilUTFPR, 2016-11-24)
Concrete, the most used material in sanitation works, is susceptible to attack in certain places considered aggressive, such as wastewater treatment stations. Sulfate ions attack is very common in these places, resulting ...
Influência do tempo e da temperatura sobre as propriedades físico-mecânicas da madeira de Pinus sp.
(Universidade Tecnológica Federal do ParanáDois VizinhosBrasilCurso de Engenharia FlorestalUTFPR, 2017-06-08)
The Pinus genus groups more than 100 species. In Brazil, Pinus has been planted in the country, initially for ornamental purposes, and since 1950 with production on a commercial scale to supply the wood supply, having great ...
Desenvolvimento de metodologia para análise de arborescências em materiais dielétricos por contraste de fase de raios X
(Universidade Tecnológica Federal do ParanáCuritibaPrograma de Pós-Graduação em Engenharia Elétrica e Informática Industrial, 2013-09-17)
The water tree or electrical tree occurrence is identified as the main phenomena in the degradation in solid isolations of the electric energy distribution cables. The water tree evolution can lead to dielectric breakdown ...