RSS 1.0Artigos - Engenharia Civil - FEIS
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Reinforcement of Timber Beams with Steel Bars: Parametric Analysis Using the Finite Element Method
; ; ; ; ; ; Akasaki, Jorge Luis
(Buildings, 2022) [Artigo]
Incorporating steel bars as reinforcement in glued laminated timber beams is a technique that aims at better structural performance, allowing the reduction of cross-sections. In the present research, based on experimental ... -
Analysis of water performance of coating mortars incorporated with tire rubber
Pagoto, Leticia Martelo; Akasaki, Jorge Luis ; Melges, José Luiz Pinheiro ; Fioriti, Cesar Fabiano (Revista Ingenieria de Construccion, 2022) [Artigo]
This paper analyzed the behavior of mixed mortars incorporated with rubber from the tire retreading process, based on partial sand substitution. The content of rubber incorporation in the mortars was 5%, 10%, 15%, and 20% ... -
Influence of mixing energy and pre-shear on the rheological characterization of cement pastes
Campos, Renan Serralvo; Caetano, Helmer Murra ; Maciel, Geraldo de Freitas (Revista Materia, 2022) [Artigo]
The analysis of rheological behavior can encompass different materials, including cementitious materials, such as pastes, mortars and concretes, which, in fresh state, behave like fluids. In general, the quality control ... -
Membrane aerated biofilm reactor in recirculating aquaculture system for effluent treatment
Almeida, Juliana Cristina Ribeiro; ; ; de Oliveira, Jefferson Nascimento ; Albertin, Liliane Lazzari ; Matsumoto, Tsunao (Environmental Technology (United Kingdom), 2022) [Artigo]
The implementation of fish farming has been increasing worldwide over the last decades, as well the search for alternative production systems and the treatment of their generated effluent. Recirculating Aquaculture System ... -
Particleboards Manufactured from Tectona grandis Wood Waste with Homogeneous and Three-layer Heterogeneous Compositions for Commercial Purposes
de Souza, Matheus V.; da Silva, Sérgio A. M. ; Cazella, Pedro H. S. ; Rodrigues, Felipe R. ; Bonfim, Kely S. ; Sanches, Alex O. ; ; ; ; et al. (BioResources, 2022) [Resenha]
Tectona grandis wood presents decent dimensional stability as well as highly suitable physical and mechanical properties. These characteristics have encouraged the intense usage of this species, which also includes the ... -
Production and Evaluation of Particleboards Made of Coconut Fibers, Pine, and Eucalyptus using Bicomponent Polyurethane-Castor Oil Resin
Bispo, Rodrigo Andraus; Trevisan, Mariana Ferreira ; da Silva, Sérgio Augusto Mello ; ; ; ; Molina, Julio Cesar ; ; ; et al. (BioResources, 2022) [Resenha]
This research examined the influence of the compositions between coconut fiber (Cocos nucifera) and wood particles (Pinus taeda L. and Eucalyptus saligna) on physico-mechanical properties of homogeneous particleboards. The ... -
PDI techniques applied to the automatic identification and extraction of anthropogenic activities
Dos Santos, Arthur Pereira; Simionatto, Henzo Henrique ; Xisto, Luana Aparecida Duarte (Revista Brasileira de Geografia Fisica, 2022) [Artigo]
The use of Digital Image Processing (PDI) consists in adjusting the visual characteristics of the image in order to provide contributions to its interpretation and generate products that can later be subjected to further ... -
Water quality of the Paraná river in a bathing resort region: a discussion on the potential impacts of secondary treated wastewater discharge
Ribeiro, Natasha Ulhiana Ferreira; ; ; ; de Carvalho, Sergio Luis (Engenharia Sanitaria e Ambiental, 2022) [Artigo]
The headwater of the Paraná River became the recipient water body for the Aparecida do Taboado’s Wastewater Treatment Plant effluents — Mato Grosso do Sul — in a project started in 2013 and completed in 2020. The emissary ... -
Impedance Spectroscopy as a Methodology to Evaluate the Reactivity of Metakaolin Based Geopolymers
(Materials, 2022) [Artigo]The aim of this study was to use the electrical impedance spectroscopy technique (IS) to carry out a systematic study on the mechanism of metakaolin geopolymerization for up to 7 curing days. The study was developed on ... -
Analysis of water performance of coating mortars incorporated with tire rubber
Pagoto, Leticia Martelo; Akasaki, Jorge Luis ; Melges, Jose Luiz Pinheiro ; Fioriti, Cesar Fabiano (Revista Ingenieria De Construccion, 2022) [Artigo]
This paper analyzed the behavior of mixed mortars incorporated with rubber from the tire retreading process, based on partial sand substitution. The content of rubber incorporation in the mortars was 5%, 10%, 15%, and 20% ... -
The Finite Element Method applied in the viscoelastic constitutive model of Kelvin-Voigt for characterization of the soil dynamic response to water leakage simulation
Proenca, Matheus S.; Paschoalini, Amarildo T. ; Silva, Joao B. C. ; Souza, Adriano ; Obata, Daniel H. S. ; Lima, Luis P. M. ; Boaventura, Otavio D. Z. (Journal Of The Brazilian Society Of Mechanical Sciences And Engineering, 2022) [Artigo]
Sustainable water management is a highly relevant global topic; the existing problems in the area affect the human, social, environmental and economic development in any country. In Brazil, water distribution networks lose, ... -
Análise multicritério aplicada à seleção de áreas para implantação de aterros sanitários na Bacia do Ribeirão do Meio (Leme, SP), em escala 1:50.000.
; ; ; ; ; ; Lollo, José Augusto de (Sociedade & Natureza, 2020) [Artigo]
Sanitary landfills are the most suitable way to dispose of solid wastes, but the most part of Brazilian municipalities do not have landfills. Given this reality, the low heterogeneity of the dynamic environmental processes ... -
Meteorological-hydrodynamic model coupling for safe inland navigation of waterway stretches in dam reservoirs, using a scarce database
; Maciel, Geraldo de Freitas; ; ; Sáo, Yuri Taglieri (Revista Brasileira de Recursos Hidricos, 2022) [Artigo]
The SWAN (Simulating WAves Nearshore) numerical model has been used and validated in numerous studies of open coastal and estuarine regions. Its application on inland or restricted waters (dam reservoir) is not only ... -
Temporal changes in the water quality of urban tropical streams: An approach to daily variation in seasonality
Bega, João Miguel Merces; ; Albertin, Liliane Lazzari ; Oliveira, Jefferson Nascimento de (Integrated Environmental Assessment and Management, 2021) [Artigo]
Using water quality indices (WQIs) is one way to monitor watercourses for water quality. Currently, there is a lack of information about their behavior in the diurnal cycle because sampling is often carried out in the ... -
Temporal dynamics of water quality in an urban stream
Bega, João Miguel Merces; de Oliveira, Jefferson Nascimento ; Albertin, Liliane Lazzari (Engenharia Sanitaria e Ambiental, 2021) [Artigo]
Urbanization leads to the addition of areas of low permeability in watersheds, which results in an increase in the volume of rainwater drained superficially and, consequently, in the expansion of pollutants carried to the ... -
Cracking due to alkali-silica reaction in slab at the Jaguari hydroelectric power plant - A qualitative studyes
Akasaki, Jorge Luís; Zoilo, Camila Sancowich ; Fioriti, Cesar Fabiano ; Pereira, Adriana Maria ; De Mayo Bernardes, Haroldo ; Salles, Flávio Moreira (Revista Ingenieria de Construccion, 2013) [Artigo]
The concrete structures of Jaguari Hydro Power Plant (HPP) display cracks due to the occurrence of Alkali-Silica Reaction (ASR). The qualitative analysis of the cracks that occur in the slab of the water intake structure ... -
Evaluación del desempeño de filtración en múltiples etapas usando carbón activado granular y mantas sintéticas no tejidas
Tangerino, Edson Pereira; Araujo, Laryssa Melo Rosa ; Borges, Rívea Medri ; (Interciencia, 2013) [Artigo]
The multi stage filtration (MSF) is an alternative that permits to enlarge the spectrum of application of the slow sand filtration as for the effluent quality and run duration. In this research the use of MSF technology ... -
Utilización de columnas verticales de filtración de manta y arena como pre-tratamiento de un sistema de filtración lenta
Tangerino, Edson Pereira; Tavares, Marcelo Botini ; (Revista Tecnica de la Facultad de Ingenieria Universidad del Zulia, 2012) [Artigo]
Slow sand filtration is an efficient water treatment technique used for treating surface water with relatively low levels of contamination. Despite the slow sand filtration at pathogen, algae and cyanobacteria removal ... -
Desempenho De reatores Aeróbios De Leito Fluidizado Com Circulação Interna Na Remoção De Matéria Carbonácea Tratando Diferentes Águas Residuárias
Correia, Gleyce Teixeira; Sánchez Ortiz, Iván Andrés ; Gebara, Dib ; Sobrinho, Milton Dall'Aglio ; (Interciencia, 2012) [Artigo]
The organic matter (OM) removal efficiency in the biochemical oxygen demand (BOD) and chemical oxygen demand (COD) forms for domestic wastewater and semi-intensive fish culture effluents by using three phase aerobic fluidized ... -
Determinação da altura de onda solitária a partir da medição de velocidade orbital
(International Symposium on Hydraulic Structures - XXII Congreso Latinoamericano de Hidraulica, 2006) [Trabalho apresentado em evento]The purpose of this experimental work is to investigate solitary wave's characteristics that are generated by impact of granular solid material into water. It was used glass balls to generate the waves. From Boussinesq's ...